@font-face {
  font-family: 'IBM Plex Sans Thai';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('./fonts/ibm-plex-sans-thai-400-thai.woff2') format('woff2');
  unicode-range: U+02D7, U+0303, U+0331, U+0E01-0E5B, U+200C-200D, U+25CC;
}
@font-face {
  font-family: 'IBM Plex Sans Thai';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('./fonts/ibm-plex-sans-thai-400-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'IBM Plex Sans Thai';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('./fonts/ibm-plex-sans-thai-500-thai.woff2') format('woff2');
  unicode-range: U+02D7, U+0303, U+0331, U+0E01-0E5B, U+200C-200D, U+25CC;
}
@font-face {
  font-family: 'IBM Plex Sans Thai';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('./fonts/ibm-plex-sans-thai-500-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'IBM Plex Sans Thai';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('./fonts/ibm-plex-sans-thai-600-thai.woff2') format('woff2');
  unicode-range: U+02D7, U+0303, U+0331, U+0E01-0E5B, U+200C-200D, U+25CC;
}
@font-face {
  font-family: 'IBM Plex Sans Thai';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('./fonts/ibm-plex-sans-thai-600-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'IBM Plex Sans Thai';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('./fonts/ibm-plex-sans-thai-700-thai.woff2') format('woff2');
  unicode-range: U+02D7, U+0303, U+0331, U+0E01-0E5B, U+200C-200D, U+25CC;
}
@font-face {
  font-family: 'IBM Plex Sans Thai';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('./fonts/ibm-plex-sans-thai-700-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'Kanit';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('./fonts/kanit-600-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --font: 'IBM Plex Sans Thai', 'Sukhumvit Set', 'Thonburi', -apple-system, BlinkMacSystemFont, sans-serif;
  --brand-font: 'Kanit', 'IBM Plex Sans Thai', sans-serif;
  --paper: #f0ece4;
  --paper-deep: #e7e1d6;
  --surface: #fffdf9;
  --surface-soft: #f8f4ec;
  --ink: #090909;
  --ink-soft: #2b2823;
  --muted: #6e685e;
  --muted-2: #91897d;
  --line: #e0dacd;
  --line-strong: #ccc4b4;
  --pine: #000000;
  --pine-2: #1a1815;
  --pine-3: #35312b;
  --mint: #e9e3d7;
  --mint-soft: #f4f0e7;
  --mint-strong: #c6bcaa;
  --coral: #000000;
  --coral-dark: #000000;
  --coral-soft: #f1ece2;
  --blue: #454038;
  --blue-soft: #f3efe7;
  --blue-line: #d6cfc1;
  --amber: #8b7d65;
  --amber-soft: #f3eee2;
  --red: #2a2620;
  --red-soft: #f2ede4;
  --green: #5a5348;
  --green-soft: #f1ede4;
  --violet: #6b6357;
  --violet-soft: #f1ede4;
  --shadow-xs: 0 1px 2px rgba(34, 34, 34, .04);
  --shadow-sm: 0 4px 14px rgba(34, 34, 34, .06);
  --shadow-md: 0 14px 38px rgba(34, 34, 34, .09);
  --shadow-lg: 0 30px 70px rgba(34, 34, 34, .14);
  --r-sm: 10px;
  --r-md: 14px;
  --r-lg: 20px;
  --r-xl: 28px;
  --max: 1240px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body.modal-open { overflow: hidden; }
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; }
h1, h2, h3, h4, p { margin: 0; }
ul, ol { margin: 0; padding: 0; }
button:focus-visible, a:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible, [tabindex]:focus-visible {
  outline: 3px solid rgba(104, 104, 104, .28);
  outline-offset: 2px;
}
::selection { background: var(--mint-strong); color: var(--pine); }
.icon { flex: 0 0 auto; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
.print-only { display: none !important; }
.no-wrap { white-space: nowrap; }
.muted { color: var(--muted); }
.small { font-size: 12.5px; }
.strong { font-weight: 600; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.full { width: 100%; }
.divider { height: 1px; background: var(--line); border: 0; margin: 18px 0; }
.text-right { text-align: right; }
.hidden { display: none !important; }

/* Buttons */
.btn {
  --btn-bg: var(--pine);
  --btn-fg: #ffffff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 43px;
  padding: 10px 18px;
  border-radius: 11px;
  border: 1px solid transparent;
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-weight: 600;
  font-size: 14px;
  line-height: 1.3;
  transition: transform .16s ease, background .16s ease, border-color .16s ease, box-shadow .16s ease, opacity .16s ease;
  text-align: center;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn:disabled { opacity: .45; cursor: not-allowed; transform: none; }
.btn--primary { --btn-bg: var(--pine); --btn-fg: #ffffff; box-shadow: 0 5px 14px rgba(52, 52, 52, .14); }
.btn--primary:hover { --btn-bg: #1b1814; }
.btn--coral { --btn-bg: var(--coral); --btn-fg: #ffffff; box-shadow: 0 6px 16px rgba(131, 131, 131, .2); }
.btn--coral:hover { --btn-bg: var(--coral-dark); }
.btn--ghost { --btn-bg: transparent; --btn-fg: var(--ink); border-color: var(--line-strong); box-shadow: none; }
.btn--ghost:hover { --btn-bg: var(--surface); border-color: #c9c9c9; }
.btn--soft { --btn-bg: var(--mint-soft); --btn-fg: var(--pine); box-shadow: none; }
.btn--soft:hover { --btn-bg: #eeeeee; }
.btn--white { --btn-bg: #ffffff; --btn-fg: var(--pine); box-shadow: 0 8px 22px rgba(0, 0, 0, .1); }
.btn--white:hover { --btn-bg: #f7f7f7; }
.btn--danger { --btn-bg: var(--red); --btn-fg: #ffffff; }
.btn--outline-danger { --btn-bg: transparent; --btn-fg: var(--red); border-color: #cdcdcd; }
.btn--outline-danger:hover { background: var(--red-soft); }
.btn--sm { min-height: 35px; padding: 7px 12px; font-size: 12.5px; border-radius: 9px; gap: 6px; }
.btn--lg { min-height: 50px; padding: 13px 24px; font-size: 15px; border-radius: 13px; }
.btn--wide { width: 100%; }
.btn--icon { padding: 9px; min-width: 40px; }
.btn--link { min-height: auto; padding: 0; background: transparent; color: var(--pine); border: 0; box-shadow: none; }
.btn--link:hover { transform: none; text-decoration: underline; }
.btn .icon { margin-top: -1px; }

.icon-btn {
  width: 40px; height: 40px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 11px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink-soft);
  transition: background .16s, border-color .16s, transform .16s;
  position: relative;
}
.icon-btn:hover { background: var(--surface-soft); border-color: var(--line-strong); }
.icon-btn--ghost { background: transparent; border-color: transparent; }
.icon-btn--ghost:hover { background: rgba(52, 52, 52, .06); border-color: transparent; }
.icon-btn--dark { background: rgba(255, 255, 255, .08); border-color: rgba(255, 255, 255, .15); color: #ffffff; }
.icon-btn--dark:hover { background: rgba(255, 255, 255, .14); }
.icon-btn__badge {
  position: absolute; top: -4px; right: -4px;
  min-width: 18px; height: 18px; padding: 0 4px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--coral); color: #ffffff; border: 2px solid var(--paper);
  border-radius: 99px; font-size: 9.5px; font-weight: 700; line-height: 1;
}

/* Brand */
.brand { display: inline-flex; align-items: center; gap: 10px; flex: 0 0 auto; }
.brand-mark {
  display: inline-flex; align-items: center; justify-content: center;
  background: #ffffff; color: var(--mint);
  border-radius: 50%; flex: 0 0 auto; overflow: hidden;
  box-shadow: 0 0 0 2px #ffffff, 0 0 0 3px var(--line);
}
.brand-mark img { width: 100%; height: 100%; object-fit: cover; display: block; }
.brand__words { display: flex; flex-direction: column; line-height: 1; gap: 5px; }
.brand__name { font-family: var(--brand-font); font-weight: 600; letter-spacing: .015em; font-size: 19px; line-height: 1.05; color: var(--ink); }
.brand__sub { font-size: 9.5px; color: var(--muted); letter-spacing: .02em; }
.brand--light .brand__name { color: #ffffff; }
.brand--light .brand__sub { color: rgba(255, 253, 248, .62); }
.brand--light .brand-mark { background: #ffffff; box-shadow: 0 0 0 2px rgba(255, 253, 248, .95); }

/* Badges, pills, labels */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  min-height: 25px; padding: 3px 9px;
  border-radius: 99px; font-size: 11.5px; font-weight: 600; letter-spacing: .005em;
  white-space: nowrap;
}
.badge__dot { width: 6px; height: 6px; border-radius: 99px; background: currentColor; }
.badge--live { color: #090909; background: #ece5d8; }
.badge--live .badge__dot { box-shadow: 0 0 0 3px rgba(131, 131, 131, .14); animation: pulse-dot 2s infinite; }
.badge--success { color: #2f2c26; background: #ece7dd; }
.badge--info { color: #38342d; background: #efebe2; }
.badge--warning { color: #4a4235; background: #efe7d7; }
.badge--danger { color: #2f2a24; background: #eee7dc; }
.badge--neutral { color: #5e584e; background: #f0ebe2; }
.badge--draft { color: #5b5347; background: #ece5d8; }
.badge--sm { min-height: 21px; padding: 2px 8px; font-size: 10.5px; }
.badge--plain { background: transparent; padding-left: 0; padding-right: 0; }
.eyebrow {
  display: flex; align-items: center; gap: 7px;
  color: var(--coral-dark); font-size: 11px; font-weight: 700;
  letter-spacing: .11em; text-transform: uppercase; margin-bottom: 7px;
}
.eyebrow--muted { color: var(--muted); }
.eyebrow--light { color: rgba(237, 237, 237, .65); }

.avatar {
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 50%; font-weight: 600; line-height: 1;
  flex: 0 0 auto; border: 1px solid rgba(52, 52, 52, .05);
}
.avatar--xs { width: 28px; height: 28px; font-size: 11px; }
.avatar--sm { width: 35px; height: 35px; font-size: 12.5px; }
.avatar--md { width: 43px; height: 43px; font-size: 14px; }
.avatar--lg { width: 56px; height: 56px; font-size: 18px; }
.avatar--sage { background: #eaeaea; color: #565656; }
.avatar--sky { background: #eaeaea; color: #595959; }
.avatar--sand { background: #ebebeb; color: #696969; }
.avatar--rose { background: #e7e7e7; color: #575757; }
.avatar--lilac { background: #e7e7e7; color: #595959; }
.avatar--mint { background: #eeeeee; color: #626262; }
.avatar-stack { display: flex; align-items: center; }
.avatar-stack .avatar { margin-left: -9px; border: 2px solid #ffffff; }
.avatar-stack .avatar:first-child { margin-left: 0; }

}

/* Forms */
.field { display: flex; flex-direction: column; gap: 7px; }
.field > label, .field-label { font-size: 12.5px; font-weight: 600; color: var(--ink-soft); }
.field__hint { font-size: 11.5px; color: var(--muted-2); line-height: 1.4; }
.input, .select, .textarea {
  width: 100%;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  border-radius: 11px;
  min-height: 45px;
  padding: 10px 13px;
  transition: border-color .16s, box-shadow .16s, background .16s;
  font-size: 14px;
}
.textarea { min-height: 108px; resize: vertical; line-height: 1.6; }
.input::placeholder, .textarea::placeholder { color: #ababab; }
.input:hover, .select:hover, .textarea:hover { border-color: #c7c7c7; }
.input:focus, .select:focus, .textarea:focus { outline: 0; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(104, 104, 104, .11); }
.input--lg { min-height: 50px; font-size: 15px; }
.input[aria-invalid="true"] { border-color: var(--red); box-shadow: 0 0 0 3px rgba(104, 104, 104, .09); }
.input-with-icon { position: relative; }
.input-with-icon > .icon { position: absolute; left: 13px; top: 50%; transform: translateY(-50%); color: var(--muted-2); pointer-events: none; }
.input-with-icon .input { padding-left: 42px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; }
.form-stack { display: grid; gap: 14px; }
.form-error {
  display: none; align-items: flex-start; gap: 8px;
  padding: 10px 12px; border-radius: 10px;
  background: var(--red-soft); color: #4b4b4b; font-size: 12.5px; line-height: 1.45;
}
.form-error.is-visible { display: flex; }
.check-row { display: flex; align-items: flex-start; gap: 11px; cursor: pointer; user-select: none; }
.check-row input { position: absolute; opacity: 0; pointer-events: none; }
.check-box {
  width: 21px; height: 21px; flex: 0 0 auto; margin-top: 1px;
  border-radius: 6px; border: 1.5px solid var(--line-strong); background: #ffffff;
  display: inline-flex; align-items: center; justify-content: center; color: transparent;
  transition: .16s ease;
}
.check-row input:checked + .check-box { background: var(--pine); border-color: var(--pine); color: #ffffff; }
.check-row input:focus-visible + .check-box { outline: 3px solid rgba(104, 104, 104, .28); outline-offset: 2px; }
.check-row__text { font-size: 13.5px; color: var(--ink-soft); line-height: 1.5; }
.switch-row { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 13px 0; border-bottom: 1px solid var(--line); }
.switch-row:last-child { border-bottom: 0; }
.switch-row__copy strong { display: block; font-size: 13.5px; font-weight: 600; }
.switch-row__copy span { display: block; color: var(--muted); font-size: 11.5px; margin-top: 2px; }
.switch {
  width: 42px; height: 24px; border-radius: 99px; background: #dcdcdc; position: relative;
  border: 0; flex: 0 0 auto; transition: background .18s;
}
.switch::after { content: ''; position: absolute; width: 18px; height: 18px; top: 3px; left: 3px; border-radius: 50%; background: #ffffff; box-shadow: 0 1px 3px rgba(0, 0, 0, .18); transition: transform .18s; }
.switch[aria-checked="true"] { background: var(--pine); }
.switch[aria-checked="true"]::after { transform: translateX(18px); }
.search-field {
  display: flex; align-items: center; gap: 9px;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: 11px; padding: 0 12px; min-height: 42px; color: var(--muted-2);
}
.search-field:focus-within { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(104, 104, 104, .1); }
.search-field input { border: 0; outline: 0; background: transparent; min-width: 0; width: 100%; font-size: 13px; }
.chip-select { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.chip {
  border: 1px solid var(--line); background: var(--surface); color: var(--muted);
  border-radius: 99px; padding: 6px 12px; font-size: 12px; font-weight: 500;
  transition: .15s; white-space: nowrap;
}
.chip:hover { border-color: var(--line-strong); color: var(--ink); }
.chip.is-active { background: var(--pine); border-color: var(--pine); color: #ffffff; }

/* Page loading */
.page-loader { min-height: 100vh; display: grid; place-items: center; color: var(--pine); }
.spinner {
  width: 22px; height: 22px; border: 2.5px solid rgba(52, 52, 52, .14);
  border-top-color: var(--pine); border-radius: 50%; animation: spin .75s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Toasts */
#toast-stack {
  position: fixed; z-index: 1200; right: 20px; bottom: 22px;
  display: flex; flex-direction: column; gap: 9px; width: min(370px, calc(100vw - 32px));
  pointer-events: none;
}
.toast {
  display: flex; align-items: flex-start; gap: 10px;
  background: var(--pine); color: #ffffff; border-radius: 13px;
  padding: 12px 13px; box-shadow: var(--shadow-lg);
  font-size: 13px; line-height: 1.45; pointer-events: auto;
  opacity: 0; transform: translateY(12px) scale(.98); transition: .25s ease;
  border: 1px solid rgba(255, 255, 255, .1);
}
.toast.is-visible { opacity: 1; transform: translateY(0) scale(1); }
.toast__icon { width: 25px; height: 25px; border-radius: 8px; display: inline-flex; align-items: center; justify-content: center; background: rgba(255, 255, 255, .12); flex: 0 0 auto; margin-top: 1px; }
.toast--warning { background: #515151; }
.toast--error { background: #3f3f3f; }
.toast--info { background: #3c3c3c; }
.toast__close { margin-left: auto; background: transparent; border: 0; color: rgba(255, 255, 255, .6); padding: 2px; flex: 0 0 auto; }
.toast__close:hover { color: #ffffff; }

/* Modals */
#modal-root .modal-overlay {
  position: fixed; inset: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: center;
  padding: 20px; background: rgba(27, 27, 27, .46); backdrop-filter: blur(5px);
  opacity: 0; transition: opacity .2s ease; overflow-y: auto;
}
#modal-root .modal-overlay.is-open { opacity: 1; }
.modal {
  width: 100%; max-width: 540px; background: var(--surface);
  border-radius: var(--r-lg); box-shadow: var(--shadow-lg);
  max-height: calc(100vh - 40px); display: flex; flex-direction: column;
  transform: translateY(14px) scale(.985); transition: transform .24s cubic-bezier(.2,.8,.2,1);
  overflow: hidden;
}
.modal-overlay.is-open .modal { transform: translateY(0) scale(1); }
.modal--sm { max-width: 440px; }
.modal--lg { max-width: 690px; }
.modal--xl { max-width: 860px; }
.modal__head {
  padding: 21px 23px 0; display: flex; align-items: flex-start;
  justify-content: space-between; gap: 18px;
}
.modal__head h2 { font-size: 19px; line-height: 1.35; letter-spacing: -.015em; font-weight: 600; }
.modal__eyebrow { color: var(--coral-dark); font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; margin-bottom: 5px; }
.modal__close { margin: -3px -4px 0 0; background: transparent; border-color: transparent; }
.modal__body { padding: 18px 23px 23px; overflow-y: auto; }
.modal__footer {
  padding: 14px 23px; border-top: 1px solid var(--line);
  display: flex; align-items: center; justify-content: flex-end; gap: 9px;
  background: #fbfbfb; flex-wrap: wrap;
}
.modal__footer .btn { min-width: 100px; }
.modal--danger .modal__head h2 { color: #4f4f4f; }
.confirm-copy { display: flex; gap: 14px; align-items: flex-start; }
.confirm-copy p { color: var(--ink-soft); font-size: 13.5px; line-height: 1.65; }
.confirm-copy__icon {
  width: 45px; height: 45px; display: inline-flex; align-items: center; justify-content: center;
  border-radius: 13px; flex: 0 0 auto;
}
.tone-primary { background: var(--mint-soft); color: var(--pine); }
.tone-danger { background: var(--red-soft); color: var(--red); }
.tone-warning { background: var(--amber-soft); color: #6a6a6a; }

/* Popover */
.popover-wrap { position: relative; }
.popover {
  position: absolute; top: calc(100% + 10px); right: 0; z-index: 70;
  width: min(380px, calc(100vw - 30px));
  background: var(--surface); border-radius: 16px; box-shadow: var(--shadow-lg);
  border: 1px solid var(--line); overflow: hidden;
  opacity: 0; visibility: hidden; transform: translateY(-4px) scale(.985);
  transform-origin: top right; transition: .17s ease;
}
.popover-wrap.is-open .popover { opacity: 1; visibility: visible; transform: translateY(0) scale(1); }
.popover__head { padding: 16px 17px 12px; display: flex; align-items: flex-start; justify-content: space-between; border-bottom: 1px solid var(--line); }
.popover__head strong { display: block; font-size: 14px; font-weight: 600; }
.popover__head span { display: block; font-size: 11px; color: var(--muted); margin-top: 1px; }
.popover__list { max-height: 350px; overflow-y: auto; }
.popover__empty { padding: 31px 20px; display: flex; flex-direction: column; align-items: center; gap: 7px; color: var(--muted-2); font-size: 12px; }
.popover__foot { display: flex; align-items: center; justify-content: center; gap: 5px; padding: 9px; border-top: 1px solid var(--line); color: var(--muted-2); font-size: 9.5px; background: #fbfbfb; }
.notice-item { display: flex; gap: 11px; padding: 12px 16px; border-bottom: 1px solid var(--line); transition: background .15s; }
.notice-item:last-child { border-bottom: 0; }
.notice-item:hover { background: var(--surface-soft); }
.notice-item__icon { width: 34px; height: 34px; border-radius: 10px; display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto; background: var(--mint-soft); color: var(--pine); }
.notice-item__icon--submission { background: var(--blue-soft); color: var(--blue); }
.notice-item__icon--result { background: var(--amber-soft); color: #6f6f6f; }
.notice-item__icon--info { background: #f0f0f0; color: var(--muted); }
.notice-item__copy { min-width: 0; }
.notice-item__copy strong { display: block; font-size: 12.5px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.notice-item__copy span { display: block; font-size: 11.5px; color: var(--muted); line-height: 1.45; margin-top: 1px; }
.notice-item__copy small { display: block; font-size: 10px; color: var(--muted-2); margin-top: 4px; }

/* Cards and generic */
.card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-lg); box-shadow: var(--shadow-xs);
}
.card--flat { box-shadow: none; }
.card--padded { padding: 22px; }
.card--dark { background: var(--pine); color: #ffffff; border-color: var(--pine); }
.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 15px; }
.section-heading h2 { font-size: 19px; font-weight: 600; letter-spacing: -.02em; }
.section-heading p { font-size: 12.5px; color: var(--muted); margin-top: 3px; }
.empty-state { padding: 46px 24px; display: flex; flex-direction: column; align-items: center; text-align: center; gap: 8px; }
.empty-state__icon { width: 55px; height: 55px; border-radius: 16px; background: var(--mint-soft); color: var(--pine); display: inline-flex; align-items: center; justify-content: center; margin-bottom: 4px; }
.empty-state h3 { font-size: 15px; font-weight: 600; }
.empty-state p { color: var(--muted); font-size: 12.5px; max-width: 350px; line-height: 1.55; }
.empty-state .btn { margin-top: 9px; }

/* Ring score */
.score-ring {
  --ring-size: 68px;
  width: var(--ring-size); height: var(--ring-size); border-radius: 50%;
  background: conic-gradient(currentColor calc(var(--ring-value) * 1%), rgba(34, 34, 34, .09) 0);
  display: flex; align-items: center; justify-content: center; flex: 0 0 auto;
}
.score-ring--success { color: var(--green); }
.score-ring--info { color: var(--blue); }
.score-ring--warning { color: var(--amber); }
.score-ring--danger { color: var(--red); }
.score-ring__inner {
  width: calc(var(--ring-size) - 10px); height: calc(var(--ring-size) - 10px);
  background: #ffffff; border-radius: 50%; display: flex; align-items: center; justify-content: center; gap: 0;
  overflow: hidden;
}
.score-ring__inner strong {
  display: inline-flex; align-items: baseline; justify-content: center; gap: .035em;
  font-size: calc(var(--ring-size) * .25); line-height: 1; color: var(--ink);
  font-variant-numeric: tabular-nums; letter-spacing: -.035em; white-space: nowrap;
}
.score-ring__inner strong span {
  font-size: .56em; font-weight: 500; letter-spacing: 0; color: var(--muted);
  transform: translateY(-.02em);
}

/* Data bars */
.data-bar-row { display: grid; grid-template-columns: 76px 1fr 35px; align-items: center; gap: 10px; font-size: 11px; }
.data-bar-row__label { color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.data-bar { height: 7px; border-radius: 99px; background: #f0f0f0; overflow: hidden; }
.data-bar__fill { height: 100%; border-radius: inherit; background: var(--green); display: block; transition: width .5s ease; }
.data-bar__fill--green { background: var(--green); }
.data-bar__fill--blue { background: var(--blue); }
.data-bar__fill--amber { background: var(--amber); }
.data-bar__fill--coral { background: var(--coral); }
.data-bar-row__value { text-align: right; color: var(--ink-soft); font-weight: 600; }

/* Utility */
.scroll-x { overflow-x: auto; }
::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-thumb { background: #d0d0d0; border-radius: 99px; border: 2px solid transparent; background-clip: content-box; }
::-webkit-scrollbar-track { background: transparent; }

/* ============================================================
   AUTH / LOGIN
   ============================================================ */
.auth-page {
  min-height: 100svh;
  display: grid;
  grid-template-columns: minmax(480px, 1.06fr) minmax(430px, .94fr);
  background: var(--paper);
}
.auth-visual {
  position: relative;
  background:
    radial-gradient(circle at 84% 16%, rgba(255, 253, 248, .08), transparent 27%),
    radial-gradient(circle at 12% 82%, rgba(214, 207, 193, .06), transparent 29%),
    linear-gradient(148deg, #000000 0%, #0b0a08 56%, #000000 100%);
  color: #ffffff;
  overflow: hidden;
  padding: 38px 52px 42px;
  display: flex;
  flex-direction: column;
  isolation: isolate;
}
.auth-visual::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, .16) .7px, transparent .7px);
  background-size: 22px 22px;
  mask-image: linear-gradient(to bottom right, rgba(0, 0, 0, .7), transparent 63%);
  opacity: .35;
  z-index: -1;
}
.auth-visual::after {
  content: '';
  position: absolute; width: 480px; height: 480px; border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .1);
  top: -260px; right: -160px;
  box-shadow: 0 0 0 65px rgba(255, 255, 255, .025), 0 0 0 130px rgba(255, 255, 255, .019);
  z-index: -1;
}
.auth-visual__top { display: flex; align-items: center; justify-content: space-between; gap: 20px; position: relative; z-index: 2; }
.auth-visual__badge {
  display: inline-flex; align-items: center; gap: 6px; font-size: 10.5px;
  color: rgba(237, 237, 237, .76); border: 1px solid rgba(255, 255, 255, .15);
  background: rgba(255, 255, 255, .05); padding: 6px 10px; border-radius: 99px;
}
.auth-visual__hero { margin-top: clamp(42px, 8vh, 80px); position: relative; z-index: 2; max-width: 570px; }
.auth-visual__hero h1 {
  font-size: clamp(38px, 4.35vw, 61px);
  line-height: 1.15;
  letter-spacing: -.045em;
  font-weight: 600;
  margin-top: 18px;
}
.auth-visual__hero h1 em { font-style: normal; color: #f6f1e7; position: relative; white-space: nowrap; }
.auth-visual__hero h1 em::after {
  content: ''; position: absolute; height: 7px; left: 1%; right: 1%; bottom: 2px;
  background: rgba(246, 241, 231, .22); border-radius: 4px; z-index: -1;
}
.auth-visual__hero > p {
  margin-top: 20px; color: rgba(238, 238, 238, .72); font-size: 14px;
  max-width: 420px; line-height: 1.8;
}
.auth-points { display: flex; gap: 20px; flex-wrap: wrap; margin-top: 28px; }
.auth-point { display: flex; align-items: center; gap: 8px; font-size: 12px; color: rgba(244, 244, 244, .82); }
.auth-point span:first-child {
  width: 25px; height: 25px; border-radius: 8px; background: rgba(255, 255, 255, .1);
  display: inline-flex; align-items: center; justify-content: center; color: #cdcdcd;
}
.auth-preview-wrap { margin-top: auto; padding-top: 44px; position: relative; z-index: 2; max-width: 545px; }
.auth-preview {
  position: relative;
  background: #fbfbfb;
  color: var(--ink);
  border-radius: 18px;
  padding: 22px 23px 17px;
  box-shadow: 0 35px 70px rgba(0, 0, 0, .26);
  transform: rotate(-1.7deg);
  border: 1px solid rgba(255, 255, 255, .6);
}
.auth-preview__top { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.auth-preview__top span { font-size: 10.5px; color: var(--muted); }
.auth-preview__top strong { display: inline-flex; align-items: center; gap: 4px; font-size: 10.5px; color: var(--green); background: var(--green-soft); padding: 4px 8px; border-radius: 99px; font-weight: 600; white-space: nowrap; }
.auth-preview__top strong span { font: inherit; color: inherit; }
.auth-preview h3 { font-size: 17px; margin-top: 13px; font-weight: 600; letter-spacing: -.015em; }
.auth-preview__options { display: grid; gap: 6px; margin-top: 12px; }
.auth-preview__option {
  display: flex; align-items: center; gap: 9px; width: 100%;
  border: 1px solid var(--line); border-radius: 9px; padding: 8px 11px;
  font: inherit; font-size: 11.5px; color: var(--ink-soft); background: #ffffff;
  text-align: left; cursor: pointer;
  transition: border-color .18s ease, background .18s ease, transform .18s ease;
}
.auth-preview__option:hover { border-color: var(--blue-line); background: #f8fbff; }
.auth-preview__option:active { transform: scale(.99); }
.auth-preview__option b {
  width: 19px; height: 19px; display: inline-flex; align-items: center; justify-content: center;
  border-radius: 6px; background: #f2f2f2; font-size: 9px; font-weight: 600; color: var(--muted);
}
.auth-preview__option.is-selected { background: var(--blue-soft); border-color: var(--blue-line); color: #464646; }
.auth-preview__option.is-selected b { background: var(--blue); color: #ffffff; }
.auth-preview__option .icon { margin-left: auto; color: var(--blue); opacity: 0; transform: scale(.7); transition: opacity .18s ease, transform .18s ease; }
.auth-preview__option.is-selected .icon { opacity: 1; transform: scale(1); }
.auth-preview__foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 12px; color: var(--muted-2); font-size: 9.5px; }
.auth-preview__foot span { display: inline-flex; align-items: center; gap: 5px; }
.auth-float {
  position: absolute; z-index: 4;
  background: rgba(255, 255, 255, .97); color: var(--ink);
  border-radius: 13px; box-shadow: 0 18px 38px rgba(0, 0, 0, .2);
  padding: 11px 14px; display: flex; align-items: center; gap: 9px;
  font-size: 10.5px;
  animation: float-card 5s ease-in-out infinite;
}
.auth-float__icon { width: 29px; height: 29px; border-radius: 8px; display: inline-flex; align-items: center; justify-content: center; background: var(--green-soft); color: var(--green); }
.auth-float strong { display: block; font-size: 11px; font-weight: 600; }
.auth-float small { display: block; color: var(--muted); font-size: 9px; margin-top: 1px; }
.auth-float--one { top: -18px; right: -14px; }
.auth-float--two { left: -37px; bottom: 43px; animation-delay: -2.3s; }
.auth-float--two .auth-float__icon { background: var(--coral-soft); color: var(--coral); }
@keyframes float-card { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }
.auth-visual__foot { margin-top: 30px; display: flex; align-items: center; gap: 16px; font-size: 10px; color: rgba(255, 255, 255, .38); }
.auth-visual__foot span { display: inline-flex; align-items: center; gap: 5px; }

.auth-panel {
  position: relative;
  display: flex; align-items: center; justify-content: center;
  padding: 46px clamp(28px, 5vw, 76px);
  background:
    radial-gradient(circle at 100% 0%, rgba(221, 221, 221, .34), transparent 34%),
    radial-gradient(circle at 0% 100%, rgba(219, 219, 219, .2), transparent 32%),
    var(--paper);
}
.auth-panel::before {
  content: ''; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(52, 52, 52, .15) .55px, transparent .55px);
  background-size: 19px 19px;
  mask-image: linear-gradient(140deg, rgba(0, 0, 0, .45), transparent 50%);
  opacity: .28;
  pointer-events: none;
}
.auth-mobile-brand { display: none; margin-bottom: 28px; }
.auth-card { width: 100%; max-width: 432px; position: relative; z-index: 1; }
.auth-card__intro .eyebrow { margin-bottom: 10px; }
.auth-card__intro h2 { font-size: clamp(26px, 2.7vw, 32px); letter-spacing: -.035em; line-height: 1.25; font-weight: 600; }
.auth-card__intro p { color: var(--muted); font-size: 12.5px; margin-top: 7px; line-height: 1.65; }
.role-switch {
  display: grid; grid-template-columns: 1fr 1fr; gap: 4px;
  background: #e9e9e9; border-radius: 12px; padding: 4px; margin-top: 25px;
}
.role-switch button {
  border: 0; background: transparent; border-radius: 9px;
  padding: 9px 12px; color: var(--muted); font-size: 12.5px; font-weight: 500;
  display: flex; align-items: center; justify-content: center; gap: 7px;
  transition: .17s ease;
}
.role-switch button.is-active { background: var(--surface); color: var(--ink); box-shadow: 0 2px 8px rgba(34, 34, 34, .08); font-weight: 600; }
.auth-form-panel { margin-top: 22px; }
.auth-tabs { display: flex; align-items: center; gap: 22px; border-bottom: 1px solid var(--line); margin-bottom: 19px; }
.auth-tab {
  padding: 0 1px 10px; background: transparent; border: 0; border-bottom: 2px solid transparent;
  color: var(--muted); font-size: 12.5px; font-weight: 500; margin-bottom: -1px;
}
.auth-tab.is-active { color: var(--pine); border-color: var(--pine); font-weight: 600; }
.auth-form { display: none; }
.auth-form.is-active { display: grid; gap: 14px; animation: fade-up .25s ease; }
@keyframes fade-up { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: translateY(0); } }
.code-inputs { display: grid; grid-template-columns: repeat(6, 1fr); gap: 8px; }
.code-input {
  width: 100%; min-width: 0; height: 56px; text-align: center;
  border: 1.5px solid var(--line-strong); border-radius: 11px;
  background: #ffffff; font-size: 22px; line-height: 1; font-weight: 600;
  transition: border-color .16s, box-shadow .16s, background .16s;
}
.code-input:hover { border-color: #c3c3c3; }
.code-input:focus { outline: 0; border-color: var(--pine); box-shadow: 0 0 0 3px rgba(52, 52, 52, .1); }
.code-input.is-filled { border-color: #d3d3d3; background: #fcfcfc; }
.code-input.is-error { border-color: var(--red); background: var(--red-soft); }
.auth-submit { margin-top: 3px; }
.auth-sep { display: flex; align-items: center; gap: 11px; color: var(--muted-2); font-size: 10px; margin: 2px 0; }
.auth-sep::before, .auth-sep::after { content: ''; height: 1px; background: var(--line); flex: 1; }
.demo-access {
  border: 1px dashed #d3d3d3; background: rgba(255, 255, 255, .42);
  border-radius: 12px; padding: 11px 12px;
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  font-size: 10.5px; color: var(--muted);
}
.demo-access__icon { width: 27px; height: 27px; border-radius: 8px; background: var(--mint-soft); color: var(--pine); display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto; }
.demo-access__copy { flex: 1; min-width: 145px; line-height: 1.5; }
.demo-access__copy strong { color: var(--ink-soft); font-weight: 600; }
.demo-access__copy code { font-family: inherit; font-weight: 600; letter-spacing: .04em; color: var(--pine); background: #f1f1f1; border-radius: 4px; padding: 1px 4px; }
.demo-access .btn { margin-left: auto; }
.auth-fineprint { margin-top: 16px; text-align: center; color: var(--muted-2); font-size: 9.5px; line-height: 1.6; }
.auth-fineprint a { color: var(--muted); text-decoration: underline; text-underline-offset: 2px; }
.auth-card__footer { margin-top: 27px; padding-top: 15px; border-top: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; gap: 12px; color: var(--muted-2); font-size: 9.5px; flex-wrap: wrap; }
.auth-card__footer button { background: none; border: 0; padding: 0; color: var(--muted); font-size: 9.5px; text-decoration: underline; text-underline-offset: 2px; }
.teacher-hint { display: flex; align-items: flex-start; gap: 9px; background: var(--blue-soft); color: #4e4e4e; border-radius: 10px; padding: 10px 12px; font-size: 11px; line-height: 1.5; }
.teacher-hint .icon { margin-top: 1px; color: var(--blue); }

/* ============================================================
   STUDENT PORTAL
   ============================================================ */
.student-app { min-height: 100svh; background: var(--paper); }
.student-app::before {
  content: none;
}
.container { width: min(var(--max), calc(100% - 48px)); margin: 0 auto; }
.student-header {
  position: sticky; top: 0; z-index: 60;
  background: rgba(255, 253, 248, .9);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(219, 219, 219, .72);
}
.student-header__inner { min-height: 71px; display: flex; align-items: center; gap: 30px; }
.student-nav { display: flex; align-items: center; gap: 5px; margin-left: 13px; }
.student-nav a {
  padding: 8px 12px; border-radius: 9px; font-size: 12.5px; color: var(--muted);
  font-weight: 500; transition: .15s;
}
.student-nav a:hover { color: var(--ink); background: rgba(255, 255, 255, .55); }
.student-nav a.is-active { color: var(--pine); background: var(--surface); box-shadow: 0 1px 4px rgba(34, 34, 34, .06); font-weight: 600; }
.student-header__right { margin-left: auto; display: flex; align-items: center; gap: 9px; }
.header-profile {
  display: flex; align-items: center; gap: 9px; border: 1px solid var(--line);
  background: var(--surface); padding: 4px 9px 4px 4px; border-radius: 99px;
}
.header-profile__copy { line-height: 1.2; padding-right: 2px; }
.header-profile__copy strong { display: block; font-size: 11px; font-weight: 600; }
.header-profile__copy span { display: block; font-size: 9px; color: var(--muted); margin-top: 2px; }
.role-pill {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 9.5px; font-weight: 600; padding: 5px 9px; border-radius: 99px;
  border: 1px solid var(--line); background: var(--surface); color: var(--muted);
}
.role-pill:hover { color: var(--ink); border-color: var(--line-strong); }
.role-pill--teacher { background: var(--pine); color: #ffffff; border-color: var(--pine); }
.student-page { padding: 33px 0 70px; }
.dashboard-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 24px; }
.dashboard-heading h1 { font-size: clamp(25px, 3vw, 34px); font-weight: 600; letter-spacing: -.035em; line-height: 1.3; }
.dashboard-heading h1 span { color: var(--pine-3); }
.dashboard-heading p { font-size: 12.5px; color: var(--muted); margin-top: 6px; }
.dashboard-date { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 11.5px; padding-bottom: 3px; }
.dashboard-date .icon { color: var(--pine-3); }
.dashboard-grid { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(305px, .72fr); gap: 20px; align-items: start; }
.student-page .dashboard-grid > * { min-width: 0; }
.stack { display: grid; gap: 20px; min-width: 0; grid-template-columns: minmax(0, 1fr); }
.exam-spotlight {
  position: relative; overflow: hidden; color: #ffffff;
  background: linear-gradient(135deg, #000000 0%, #12100d 72%, #1b1813 100%);
  border-radius: 23px; padding: 28px 30px;
  box-shadow: 0 18px 40px rgba(52, 52, 52, .16);
  isolation: isolate;
}
.exam-spotlight::before {
  content: ''; position: absolute; width: 360px; height: 360px; border-radius: 50%;
  right: -95px; top: -220px; border: 1px solid rgba(255, 255, 255, .12);
  box-shadow: 0 0 0 55px rgba(255, 255, 255, .025), 0 0 0 110px rgba(255, 255, 255, .018);
  z-index: -1;
}
.exam-spotlight::after {
  content: ''; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, .2) .6px, transparent .6px);
  background-size: 17px 17px; opacity: .14; z-index: -1;
  mask-image: linear-gradient(120deg, #000000, transparent 62%);
}
.exam-spotlight__top { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.exam-spotlight .badge--live { background: rgba(131, 131, 131, .18); color: #d0d0d0; }
.exam-spotlight__kicker { display: flex; align-items: center; gap: 7px; font-size: 10.5px; color: rgba(240, 240, 240, .6); letter-spacing: .02em; }
.exam-spotlight__grid { display: grid; grid-template-columns: 1fr auto; gap: 25px; align-items: center; margin-top: 16px; }
.exam-spotlight h2 { font-size: clamp(24px, 2.7vw, 33px); font-weight: 600; letter-spacing: -.035em; line-height: 1.25; }
.exam-spotlight__sub { font-size: 12px; color: rgba(240, 240, 240, .62); margin-top: 5px; }
.exam-meta-chips { display: flex; align-items: center; gap: 7px; flex-wrap: wrap; margin-top: 17px; }
.exam-meta-chip {
  display: inline-flex; align-items: center; gap: 6px;
  border: 1px solid rgba(255, 255, 255, .14); background: rgba(255, 255, 255, .065);
  padding: 6px 10px; border-radius: 8px; font-size: 10.5px; color: rgba(246, 246, 246, .8);
}
.exam-meta-chip .icon { color: #cbcbcb; }
.spotlight-clock {
  --value: 92;
  width: 130px; height: 130px; border-radius: 50%;
  background: conic-gradient(#cccccc calc(var(--value) * 1%), rgba(255, 255, 255, .12) 0);
  display: flex; align-items: center; justify-content: center;
  position: relative; flex: 0 0 auto;
}
.spotlight-clock::before { content: ''; position: absolute; inset: 6px; border-radius: 50%; background: #000000; }
.spotlight-clock__inner { position: relative; text-align: center; }
.spotlight-clock__inner span { display: block; font-size: 8.5px; color: rgba(243, 243, 243, .56); letter-spacing: .03em; }
.spotlight-clock__inner strong { display: block; font-size: 23px; font-weight: 600; letter-spacing: -.03em; margin-top: 3px; }
.spotlight-clock__inner small { display: block; font-size: 9px; color: rgba(243, 243, 243, .46); margin-top: 1px; }
.exam-spotlight__bottom { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-top: 23px; padding-top: 18px; border-top: 1px solid rgba(255, 255, 255, .11); }
.exam-spotlight__note { display: flex; align-items: center; gap: 8px; color: rgba(243, 243, 243, .62); font-size: 10.5px; }
.exam-spotlight__note .icon { color: #cccccc; }
.exam-spotlight__actions { display: flex; gap: 9px; align-items: center; }
.exam-spotlight .btn--ghost { border-color: rgba(255, 255, 255, .2); color: #efefef; background: rgba(255, 255, 255, .04); }
.exam-spotlight .btn--ghost:hover { background: rgba(255, 255, 255, .1); }
.exam-spotlight__hint { margin-top: 13px; font-size: 10px; color: rgba(246, 246, 246, .44); display: flex; align-items: center; gap: 5px; }
.exam-spotlight--submitted { background: linear-gradient(135deg, #000000, #171410); }
.exam-spotlight--submitted .spotlight-clock { background: conic-gradient(#c1c1c1 calc(var(--value) * 1%), rgba(255, 255, 255, .12) 0); }
.exam-spotlight--submitted .spotlight-clock::before { background: #474747; }

.quick-panel { padding: 20px 21px; }
.quick-panel__head { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.quick-panel__head h3 { font-size: 14px; font-weight: 600; letter-spacing: -.01em; }
.quick-panel__head a { font-size: 10px; color: var(--muted); display: inline-flex; align-items: center; gap: 3px; }
.quick-panel__head a:hover { color: var(--pine); }
.result-mini { margin-top: 14px; padding: 15px; border-radius: 13px; background: var(--surface-soft); border: 1px solid var(--line); display: flex; align-items: center; gap: 13px; }
.result-mini__body { min-width: 0; flex: 1; }
.result-mini__body small { font-size: 9.5px; color: var(--muted); display: block; }
.result-mini__body strong { display: block; font-size: 12.5px; font-weight: 600; margin-top: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.result-mini__body span { display: flex; align-items: center; gap: 5px; font-size: 9.5px; color: var(--muted); margin-top: 5px; }
.result-mini__score { text-align: right; }
.result-mini__score strong { font-size: 22px; font-weight: 600; letter-spacing: -.04em; color: var(--pine); line-height: 1; }
.result-mini__score span { font-size: 9.5px; color: var(--muted); display: block; margin-top: 3px; }
.quick-links { margin-top: 7px; display: grid; }
.quick-link { display: flex; align-items: center; gap: 11px; padding: 11px 2px; border-bottom: 1px solid var(--line); }
.quick-link:last-child { border-bottom: 0; padding-bottom: 2px; }
.quick-link__icon { width: 33px; height: 33px; border-radius: 9px; background: var(--mint-soft); color: var(--pine); display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto; }
.quick-link__copy { flex: 1; min-width: 0; }
.quick-link__copy strong { display: block; font-size: 11.5px; font-weight: 500; }
.quick-link__copy span { display: block; font-size: 9.5px; color: var(--muted); margin-top: 1px; }
.quick-link .icon:last-child { color: var(--muted-2); }
.quick-link:hover .quick-link__icon { background: #efefef; }

.history-panel { padding: 23px 23px 10px; }
.history-panel .section-heading { margin-bottom: 12px; }
.history-list { display: grid; }
.history-row {
  display: flex; align-items: center; gap: 13px;
  padding: 13px 1px; border-bottom: 1px solid var(--line);
}
.history-row:last-child { border-bottom: 0; }
.history-icon { width: 38px; height: 38px; border-radius: 10px; background: var(--surface-soft); border: 1px solid var(--line); color: var(--pine); display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto; }
.history-row__main { flex: 1; min-width: 0; }
.history-row__main strong { display: block; font-size: 12.5px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.history-row__main span { display: block; font-size: 10px; color: var(--muted); margin-top: 2px; }
.history-row__status { display: flex; align-items: center; gap: 9px; flex: 0 0 auto; }
.history-score { text-align: right; line-height: 1.2; }
.history-score strong { display: block; font-size: 13.5px; font-weight: 600; color: var(--pine); }
.history-score span { display: block; font-size: 9px; color: var(--muted); margin-top: 1px; }
.history-link { color: var(--muted-2); padding: 5px; border-radius: 7px; }
.history-link:hover { background: var(--surface-soft); color: var(--pine); }
.notice-strip {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 12px 14px; border-radius: 12px; font-size: 11.5px; line-height: 1.5;
  background: var(--amber-soft); color: #5d5d5d; border: 1px solid #dfdfdf;
}
.notice-strip .icon { margin-top: 1px; flex: 0 0 auto; }
.notice-strip--info { background: var(--blue-soft); border-color: #e4e4e4; color: #555555; }
.notice-strip--success { background: var(--green-soft); border-color: #e3e3e3; color: #595959; }

/* Student page section headers */
.page-back { display: inline-flex; align-items: center; gap: 6px; color: var(--muted); font-size: 11.5px; margin-bottom: 18px; padding: 5px 0; }
.page-back:hover { color: var(--pine); }
.page-back .icon { margin-left: -3px; }
.page-title-row { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; }
.page-title-row h1 { font-size: 28px; letter-spacing: -.035em; font-weight: 600; }
.page-title-row p { color: var(--muted); font-size: 12px; margin-top: 4px; }

/* Instructions */
.instructions-shell { width: min(1000px, calc(100% - 42px)); margin: 0 auto; padding: 30px 0 65px; }
.instructions-grid { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(280px, .7fr); gap: 20px; align-items: start; margin-top: 10px; }
.instructions-main { padding: 30px; }
.instructions-main__head { display: flex; align-items: flex-start; gap: 17px; }
.instructions-subject-icon { width: 53px; height: 53px; border-radius: 15px; background: var(--mint-soft); color: var(--pine); display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto; }
.instructions-main h1 { font-size: 27px; letter-spacing: -.035em; font-weight: 600; line-height: 1.3; }
.instructions-main__head p { color: var(--muted); font-size: 12px; margin-top: 4px; }
.instructions-meta { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 13px; overflow: hidden; margin: 25px 0; }
.instruction-stat { background: var(--surface-soft); padding: 13px 14px; }
.instruction-stat span { display: flex; align-items: center; gap: 4px; color: var(--muted); font-size: 9.5px; }
.instruction-stat strong { display: block; color: var(--ink); font-size: 17px; font-weight: 600; margin-top: 3px; letter-spacing: -.02em; }
.instruction-stat strong small { font-size: 10px; color: var(--muted); font-weight: 400; letter-spacing: 0; }
.instructions-section { margin-top: 23px; }
.instructions-section h2 { font-size: 14px; font-weight: 600; display: flex; align-items: center; gap: 7px; margin-bottom: 10px; }
.instructions-section h2 .icon { color: var(--coral); }
.instruction-note {
  position: relative; background: #fafafa; border: 1px solid #e8e8e8;
  border-radius: 13px; padding: 15px 17px 15px 18px;
  color: var(--ink-soft); font-size: 12.5px; line-height: 1.7;
}
.instruction-note::before { content: ''; position: absolute; left: -1px; top: 13px; bottom: 13px; width: 3px; border-radius: 4px; background: #c8c8c8; }
.rule-list { display: grid; gap: 8px; list-style: none; }
.rule-list li { display: flex; align-items: flex-start; gap: 9px; color: var(--ink-soft); font-size: 11.5px; line-height: 1.55; }
.rule-list li .icon { color: var(--green); margin-top: 1px; flex: 0 0 auto; }
.agreement-box {
  border: 1px solid var(--line); border-radius: 13px; padding: 14px 15px;
  background: var(--surface-soft); margin-top: 24px;
}
.agreement-box .check-row__text { font-size: 12px; }
.agreement-box.is-checked { background: var(--green-soft); border-color: #e2e2e2; }
.instructions-actions { margin-top: 16px; display: flex; flex-direction: column; gap: 8px; }
.instructions-actions .btn { width: 100%; }
.instructions-actions__hint { text-align: center; font-size: 9.5px; color: var(--muted-2); }
.instructions-side { position: sticky; top: 92px; display: grid; gap: 14px; }
.teacher-card { padding: 19px; }
.teacher-card__top { display: flex; align-items: center; gap: 11px; }
.teacher-card__copy strong { display: block; font-size: 12.5px; }
.teacher-card__copy span { display: block; font-size: 10px; color: var(--muted); margin-top: 2px; }
.teacher-card__quote { margin-top: 14px; padding-top: 13px; border-top: 1px solid var(--line); font-size: 11.5px; color: var(--muted); line-height: 1.65; font-style: italic; }
.tip-card { padding: 17px 18px; background: var(--mint-soft); border-color: #e6e6e6; }
.tip-card h3 { font-size: 11.5px; display: flex; align-items: center; gap: 6px; color: var(--pine); font-weight: 600; }
.tip-card ul { margin-top: 9px; display: grid; gap: 6px; list-style: none; }
.tip-card li { font-size: 10.5px; color: #636363; line-height: 1.5; display: flex; gap: 6px; }
.tip-card li::before { content: '•'; color: var(--mint-strong); }
.secure-note { display: flex; align-items: center; justify-content: center; gap: 6px; color: var(--muted-2); font-size: 9.5px; }

/* ============================================================
   EXAM TAKING SCREEN
   ============================================================ */
.exam-app { min-height: 100svh; background: var(--paper); }
.exam-topbar {
  position: sticky; top: 0; z-index: 80;
  background: rgba(255, 255, 255, .96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}
.exam-topbar__inner {
  width: min(1220px, calc(100% - 40px)); margin: 0 auto;
  min-height: 71px; display: flex; align-items: center; gap: 17px;
}
.exam-topbar__brand { padding-right: 15px; border-right: 1px solid var(--line); }
.exam-topbar__brand .brand__sub { display: none; }
.exam-topbar__brand .brand__name { font-size: 14px; }
.exam-topbar__title { min-width: 0; }
.exam-topbar__title strong { display: block; font-size: 13px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.exam-topbar__title span { display: flex; align-items: center; gap: 5px; font-size: 9.5px; color: var(--muted); margin-top: 2px; }
.exam-topbar__center { margin-left: auto; display: flex; align-items: center; gap: 11px; }
.save-state { display: inline-flex; align-items: center; gap: 5px; color: var(--muted); font-size: 10px; white-space: nowrap; transition: color .2s; }
.save-state .icon { color: var(--green); }
.save-state.is-saving { color: var(--muted); }
.save-state.is-saving .icon { color: var(--amber); animation: spin 1.5s linear infinite; }
.save-state.is-error { color: var(--red); }
.save-state.is-error .icon { color: var(--red); }
.exam-timer {
  display: flex; align-items: center; gap: 8px;
  background: var(--mint-soft); color: var(--pine);
  padding: 7px 11px 7px 8px; border-radius: 10px;
  border: 1px solid #e4e4e4;
  transition: .25s;
}
.exam-timer__icon { width: 26px; height: 26px; border-radius: 7px; background: #ffffff; display: inline-flex; align-items: center; justify-content: center; color: var(--pine); }
.exam-timer__copy span { display: block; font-size: 8px; color: var(--muted); letter-spacing: .02em; line-height: 1.2; }
.exam-timer__copy strong { display: block; font-family: var(--font); font-variant-numeric: tabular-nums; font-size: 16px; font-weight: 600; letter-spacing: .015em; line-height: 1.2; }
.exam-timer.is-warning { background: var(--red-soft); border-color: #d4d4d4; color: #565656; }
.exam-timer.is-warning .exam-timer__icon { color: var(--red); }
.exam-timer.is-warning .exam-timer__copy strong { animation: timer-pulse 1s ease-in-out infinite; }
@keyframes timer-pulse { 50% { opacity: .45; } }
.exam-topbar__progress { height: 2px; background: #efefef; }
.preview-mode-pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 10px; border-radius: 9px;
  background: var(--mint-soft); color: var(--pine);
  border: 1px solid #e4e4e4; font-size: 10px; font-weight: 600;
  white-space: nowrap;
}
.preview-mode-pill .icon { color: var(--pine); }
.preview-back { white-space: nowrap; }
.preview-app .exam-topbar__center { margin-left: auto; }
.exam-topbar__progress span { display: block; height: 100%; background: var(--coral); transition: width .35s ease; }
.exam-layout {
  width: min(1170px, calc(100% - 40px)); margin: 0 auto;
  display: grid; grid-template-columns: minmax(0, 1fr) 294px;
  gap: 20px; align-items: start; padding: 24px 0 45px;
}
.exam-main { min-width: 0; display: grid; gap: 14px; }
.question-card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: 21px; box-shadow: var(--shadow-sm); overflow: hidden;
  animation: question-in .25s ease;
}
@keyframes question-in { from { opacity: .6; transform: translateY(4px); } to { opacity: 1; transform: translateY(0); } }
.question-card__top {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 18px 28px 0;
}
.question-index { display: flex; align-items: baseline; gap: 5px; color: var(--muted); font-size: 11px; }
.question-index strong { font-size: 22px; color: var(--ink); font-weight: 600; letter-spacing: -.03em; }
.question-type-badge { display: inline-flex; align-items: center; gap: 6px; background: var(--surface-soft); border: 1px solid var(--line); color: var(--muted); border-radius: 99px; padding: 4px 9px; font-size: 9.5px; font-weight: 500; }
.question-type-badge .icon { color: var(--pine-3); }
.question-body { padding: 19px 28px 24px; }
.question-text { font-size: clamp(18px, 2vw, 22px); line-height: 1.55; font-weight: 500; letter-spacing: -.015em; color: var(--ink); }
.question-points { margin-top: 7px; color: var(--muted); font-size: 10px; display: flex; align-items: center; gap: 5px; }
.answer-options { display: grid; gap: 9px; margin-top: 25px; }
.answer-option {
  width: 100%; display: flex; align-items: center; gap: 13px;
  padding: 13px 15px; border-radius: 13px;
  border: 1.5px solid var(--line); background: #ffffff;
  text-align: left; color: var(--ink-soft); font-size: 14px;
  transition: border-color .16s, background .16s, transform .12s, box-shadow .16s;
  position: relative;
}
.answer-option:hover { border-color: #c6c6c6; background: #fdfdfd; transform: translateX(1px); }
.answer-option.is-selected {
  border-color: #a6a6a6; background: var(--blue-soft);
  color: #3f3f3f; box-shadow: 0 0 0 1px rgba(104, 104, 104, .08);
}
.answer-option__key {
  width: 35px; height: 35px; border-radius: 9px; flex: 0 0 auto;
  display: inline-flex; align-items: center; justify-content: center;
  background: #f2f2f2; color: var(--muted); font-size: 12px; font-weight: 600;
  border: 1px solid transparent; transition: .16s;
}
.answer-option.is-selected .answer-option__key { background: var(--blue); color: #ffffff; border-color: var(--blue); }
.answer-option__text { flex: 1; line-height: 1.5; padding: 2px 0; }
.answer-option__check { opacity: 0; color: var(--blue); transition: .16s; transform: scale(.8); display: inline-flex; align-items: center; gap: 5px; font-size: 9.5px; font-weight: 600; white-space: nowrap; }
.answer-option.is-selected .answer-option__check { opacity: 1; transform: scale(1); }
.tf-options { display: grid; grid-template-columns: 1fr 1fr; gap: 11px; margin-top: 23px; }
.tf-option {
  border: 1.5px solid var(--line); background: #ffffff; border-radius: 15px;
  padding: 20px 16px; display: flex; flex-direction: column; align-items: center; gap: 7px;
  color: var(--ink-soft); transition: .16s;
}
.tf-option:hover { border-color: #c6c6c6; transform: translateY(-1px); }
.tf-option__icon { width: 43px; height: 43px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; background: var(--surface-soft); border: 1px solid var(--line); color: var(--muted); transition: .16s; }
.tf-option strong { font-size: 14px; font-weight: 600; }
.tf-option span { font-size: 10px; color: var(--muted); }
.tf-option.is-selected { border-color: #a5a5a5; background: var(--green-soft); color: #575757; }
.tf-option.is-selected .tf-option__icon { background: var(--green); border-color: var(--green); color: #ffffff; }
.tf-option.is-selected span { color: #707070; }
.short-answer-wrap { margin-top: 24px; }
.short-answer-wrap .input { font-size: 17px; min-height: 56px; padding: 12px 16px; }
.answer-field-label { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 7px; font-size: 10.5px; color: var(--muted); }
.answer-field-label span:last-child { font-variant-numeric: tabular-nums; }
.essay-wrap { margin-top: 24px; }
.essay-wrap .textarea { min-height: 190px; font-size: 14px; padding: 15px 16px; }
.essay-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 7px; color: var(--muted-2); font-size: 9.5px; }
.essay-toolbar span:last-child { font-variant-numeric: tabular-nums; }
.question-foot {
  padding: 14px 28px; border-top: 1px solid var(--line);
  display: flex; align-items: center; justify-content: space-between; gap: 15px;
  background: #fcfcfc;
}
.flag-btn {
  display: inline-flex; align-items: center; gap: 6px;
  background: transparent; border: 0; color: var(--muted); font-size: 11px;
  padding: 6px 2px; border-radius: 7px;
}
.flag-btn:hover { color: #6f6f6f; }
.flag-btn.is-flagged { color: #707070; font-weight: 600; }
.flag-btn.is-flagged .icon { fill: #cbcbcb; }
.question-nav { display: flex; align-items: center; gap: 8px; }
.question-nav .btn { min-width: 108px; }
.keyboard-hint { margin-top: 3px; text-align: center; color: var(--muted-2); font-size: 9px; }
.keyboard-hint kbd { border: 1px solid var(--line); border-bottom-width: 2px; background: #ffffff; border-radius: 4px; padding: 0 4px; font-family: inherit; font-size: 8.5px; }

.exam-side { position: sticky; top: 94px; display: grid; gap: 13px; }
.exam-user-card { padding: 16px 17px; display: flex; align-items: center; gap: 10px; }
.exam-user-card__copy { min-width: 0; }
.exam-user-card__copy strong { display: block; font-size: 11.5px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.exam-user-card__copy span { display: block; font-size: 9.5px; color: var(--muted); margin-top: 1px; }
.exam-user-card__copy small { display: flex; align-items: center; gap: 4px; color: var(--green); font-size: 8.5px; margin-top: 4px; }
.exam-map-card { padding: 17px; }
.exam-map-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.exam-map-head h3 { font-size: 12.5px; font-weight: 600; }
.exam-map-head p { color: var(--muted); font-size: 9.5px; margin-top: 2px; }
.exam-map-count { font-size: 11px; color: var(--pine); font-weight: 600; background: var(--mint-soft); border-radius: 99px; padding: 4px 8px; white-space: nowrap; }
.exam-map-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 6px; margin-top: 14px; }
.map-num {
  border: 1px solid var(--line); background: #ffffff; border-radius: 8px;
  min-height: 35px; display: flex; align-items: center; justify-content: center;
  font-size: 10.5px; font-weight: 500; color: var(--muted); position: relative;
  transition: .15s;
}
.map-num:hover { border-color: #c6c6c6; color: var(--ink); }
.map-num.is-answered { background: var(--blue-soft); border-color: #d1d1d1; color: #555555; }
.map-num.is-flagged { background: #f5f5f5; border-color: #d7d7d7; color: #686868; }
.map-num.is-current { background: var(--pine); border-color: var(--pine); color: #ffffff; box-shadow: 0 0 0 2px rgba(52, 52, 52, .12); }
.map-num.is-current.is-answered { background: var(--pine); color: #ffffff; }
.map-num__flag { position: absolute; top: 2px; right: 3px; width: 6px; height: 6px; border-radius: 50%; background: #b0b0b0; }
.exam-map-legend { display: flex; flex-wrap: wrap; gap: 7px 11px; margin-top: 13px; }
.legend-item { display: inline-flex; align-items: center; gap: 5px; color: var(--muted); font-size: 8.5px; }
.legend-swatch { width: 9px; height: 9px; border-radius: 3px; border: 1px solid var(--line); background: #ffffff; }
.legend-swatch--answered { background: var(--blue-soft); border-color: #c8c8c8; }
.legend-swatch--flagged { background: #f5f5f5; border-color: #d7d7d7; }
.legend-swatch--current { background: var(--pine); border-color: var(--pine); }
.exam-map-actions { margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--line); }
.exam-map-actions .btn { width: 100%; }
.exam-side-note { display: flex; align-items: flex-start; gap: 7px; padding: 0 4px; color: var(--muted-2); font-size: 8.5px; line-height: 1.55; }
.exam-side-note .icon { color: var(--muted); margin-top: 1px; }
.exam-mobile-nav { display: none; }

/* Submit modal */
.submit-summary { display: flex; gap: 12px; align-items: center; padding: 14px 15px; border-radius: 12px; background: var(--surface-soft); border: 1px solid var(--line); margin-bottom: 16px; }
.submit-summary__icon { width: 43px; height: 43px; border-radius: 50%; background: var(--green-soft); color: var(--green); display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto; }
.submit-summary__copy strong { display: block; font-size: 13px; font-weight: 600; }
.submit-summary__copy span { display: block; font-size: 10.5px; color: var(--muted); margin-top: 2px; }
.unanswered-box { background: var(--amber-soft); border: 1px solid #e0e0e0; border-radius: 12px; padding: 12px 14px; margin-top: 13px; }
.unanswered-box__head { display: flex; align-items: center; gap: 7px; color: #636363; font-size: 11.5px; font-weight: 600; }
.unanswered-chips { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 8px; }
.unanswered-chip { background: #ffffff; border: 1px solid #d9d9d9; border-radius: 6px; padding: 2px 7px; font-size: 9.5px; color: #636363; }
.modal-note { color: var(--muted); font-size: 10.5px; line-height: 1.55; margin-top: 13px; display: flex; align-items: flex-start; gap: 6px; }
.modal-note .icon { margin-top: 1px; flex: 0 0 auto; }
.modal-confirm-actions { display: flex; gap: 8px; }

/* ============================================================
   SUCCESS / RESULT / HISTORY
   ============================================================ */
.success-page { min-height: calc(100svh - 71px); display: flex; align-items: center; justify-content: center; padding: 48px 24px 74px; }
.success-card {
  width: min(585px, 100%); background: var(--surface); border: 1px solid var(--line);
  border-radius: 26px; padding: 43px 42px 35px; text-align: center;
  box-shadow: var(--shadow-md); position: relative; overflow: hidden;
}
.success-card::before {
  content: ''; position: absolute; width: 280px; height: 280px; border-radius: 50%;
  background: radial-gradient(circle, rgba(237, 237, 237, .6), transparent 67%);
  top: -150px; left: 50%; transform: translateX(-50%);
}
.success-card__content { position: relative; }
.success-mark { width: 80px; height: 80px; border-radius: 50%; background: var(--green); color: #ffffff; display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; position: relative; box-shadow: 0 10px 24px rgba(106, 106, 106, .2); animation: success-pop .5s cubic-bezier(.16, 1, .3, 1); }
.success-mark::before, .success-mark::after { content: ''; position: absolute; border-radius: 50%; border: 1px solid rgba(106, 106, 106, .15); inset: -13px; }
.success-mark::after { inset: -26px; opacity: .6; }
@keyframes success-pop { from { transform: scale(.7); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.success-card h1 { font-size: 28px; font-weight: 600; letter-spacing: -.035em; }
.success-card > .success-card__content > p { color: var(--muted); font-size: 12.5px; line-height: 1.65; margin-top: 8px; }
.success-receipt { margin-top: 26px; padding: 4px 20px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface-soft); text-align: left; }
.success-receipt__row { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 13px 0; border-bottom: 1px solid var(--line); }
.success-receipt__row:last-child { border-bottom: 0; }
.success-receipt__row span { color: var(--muted); font-size: 10.5px; }
.success-receipt__row strong { font-size: 11.5px; font-weight: 500; text-align: right; }
.success-pending { display: flex; align-items: center; gap: 10px; text-align: left; margin-top: 16px; padding: 12px 14px; border-radius: 12px; background: var(--blue-soft); color: #555555; }
.success-pending .icon { flex: 0 0 auto; }
.success-pending strong { display: block; font-size: 11px; font-weight: 600; }
.success-pending span { display: block; font-size: 9.5px; color: #777777; margin-top: 1px; }
.success-card__actions { display: flex; gap: 9px; justify-content: center; margin-top: 22px; flex-wrap: wrap; }
.success-card__actions .btn { min-width: 142px; }
.success-auto-note { margin-bottom: 17px; }

.result-shell { width: min(980px, calc(100% - 42px)); margin: 0 auto; padding: 26px 0 70px; }
.result-hero {
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, #000000, #171410);
  border-radius: 23px; color: #ffffff; padding: 30px 32px;
  display: grid; grid-template-columns: 1fr auto; gap: 28px; align-items: center;
}
.result-hero::before { content: ''; position: absolute; width: 380px; height: 380px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, .1); right: -140px; top: -210px; box-shadow: 0 0 0 55px rgba(255, 255, 255, .025); }
.result-hero__main { position: relative; z-index: 1; }
.result-hero__eyebrow { display: flex; align-items: center; gap: 7px; color: #cccccc; font-size: 10px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.result-hero h1 { font-size: 27px; letter-spacing: -.03em; margin-top: 8px; font-weight: 600; line-height: 1.3; }
.result-hero__meta { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-top: 9px; color: rgba(243, 243, 243, .5); font-size: 10px; }
.result-hero__meta span { display: flex; align-items: center; gap: 5px; }
.result-status { margin-top: 20px; display: inline-flex; align-items: center; gap: 8px; padding: 7px 11px; border-radius: 99px; font-size: 10.5px; font-weight: 600; }
.result-status--pass { background: rgba(193, 193, 193, .16); color: #e0e0e0; border: 1px solid rgba(193, 193, 193, .2); }
.result-status--fail { background: rgba(186, 186, 186, .14); color: #d2d2d2; border: 1px solid rgba(186, 186, 186, .2); }
.result-status--pending { background: rgba(255, 255, 255, .09); color: #eaeaea; border: 1px solid rgba(255, 255, 255, .13); }
.result-score { position: relative; z-index: 1; text-align: center; min-width: 166px; }
.score-dial {
  --value: 0;
  width: 146px; height: 146px; border-radius: 50%; margin: 0 auto;
  background: conic-gradient(#cdcdcd calc(var(--value) * 1%), rgba(255, 255, 255, .13) 0);
  display: flex; align-items: center; justify-content: center; position: relative;
}
.score-dial::before { content: ''; position: absolute; inset: 8px; border-radius: 50%; background: #414141; }
.score-dial__inner { position: relative; text-align: center; }
.score-dial__inner strong { display: block; font-size: 43px; line-height: 1; font-weight: 600; letter-spacing: -.06em; }
.score-dial__inner span { display: block; font-size: 12px; color: rgba(245, 245, 245, .56); margin-top: 4px; }
.score-dial__inner small { display: block; font-size: 9px; color: #cdcdcd; margin-top: 4px; }
.result-hero__date { color: rgba(243, 243, 243, .34); font-size: 9px; margin-top: 10px; }
.result-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 13px; margin-top: 16px; flex-wrap: wrap; }
.result-toolbar__left { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 10.5px; }
.result-toolbar__actions { display: flex; gap: 8px; }
.result-grid { display: grid; grid-template-columns: minmax(0, 1fr) 260px; gap: 18px; margin-top: 22px; align-items: start; }
.result-main { display: grid; gap: 18px; }
.result-card { padding: 21px 22px; }
.result-card__head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 15px; }
.result-card__head h2 { font-size: 15px; font-weight: 600; }
.result-card__head p { color: var(--muted); font-size: 10px; margin-top: 2px; }
.result-side { display: grid; gap: 14px; }
.result-side .card { padding: 18px; }
.result-side h3 { font-size: 12px; font-weight: 600; margin-bottom: 11px; }
.result-summary-line { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 9px 0; border-bottom: 1px solid var(--line); font-size: 10.5px; }
.result-summary-line:last-child { border-bottom: 0; padding-bottom: 0; }
.result-summary-line span { color: var(--muted); }
.result-summary-line strong { font-weight: 500; font-size: 11.5px; }
.review-list { display: grid; gap: 8px; }
.review-item { border: 1px solid var(--line); border-radius: 12px; overflow: hidden; background: #ffffff; }
.review-item summary { list-style: none; cursor: pointer; display: flex; align-items: center; gap: 11px; padding: 12px 13px; }
.review-item summary::-webkit-details-marker { display: none; }
.review-item summary:hover { background: var(--surface-soft); }
.review-status { width: 25px; height: 25px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto; }
.review-status--correct { background: var(--green-soft); color: var(--green); }
.review-status--wrong { background: var(--red-soft); color: var(--red); }
.review-status--pending { background: var(--amber-soft); color: #6d6d6d; }
.review-summary { flex: 1; min-width: 0; }
.review-summary strong { display: block; font-size: 11.5px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.review-summary > span { display: block; font-size: 9.5px; color: var(--muted); margin-top: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.review-mark { font-size: 9px; color: var(--muted); display: flex; align-items: center; gap: 5px; }
.review-detail { padding: 0 14px 14px 49px; display: none; }
.review-item[open] .review-detail { display: block; }
.review-detail__q { font-size: 11px; color: var(--muted); line-height: 1.55; margin-bottom: 9px; }
.answer-line { display: flex; align-items: flex-start; gap: 7px; font-size: 11px; line-height: 1.5; padding: 4px 0; }
.answer-line > span { flex: 0 0 auto; color: var(--muted); min-width: 92px; font-size: 10px; }
.answer-line strong { font-weight: 500; color: var(--ink-soft); }
.answer-line--correct strong { color: #5e5e5e; }
.answer-line--wrong strong { color: #575757; }
.answer-line--solution strong { color: #545454; }
.answer-explanation { margin-top: 8px; padding: 9px 10px; background: var(--surface-soft); border-radius: 8px; color: var(--muted); font-size: 10px; line-height: 1.55; display: flex; gap: 7px; }
.answer-explanation .icon { flex: 0 0 auto; color: var(--blue); }
.teacher-comment { margin-top: 8px; padding: 9px 10px; background: var(--amber-soft); border-radius: 8px; color: #5b5b5b; font-size: 10px; line-height: 1.5; }
.teacher-comment strong { display: flex; align-items: center; gap: 5px; font-weight: 600; margin-bottom: 3px; }
.result-rank-card { background: var(--surface); }
.rank-big { display: flex; align-items: baseline; gap: 3px; margin: 4px 0 7px; }
.rank-big strong { font-size: 34px; font-weight: 600; letter-spacing: -.05em; color: var(--pine); }
.rank-big span { font-size: 11px; color: var(--muted); }
.rank-note { font-size: 9.5px; color: var(--muted); line-height: 1.5; }
.result-share-note { font-size: 9.5px; color: var(--muted-2); display: flex; gap: 5px; align-items: flex-start; line-height: 1.5; margin-top: 12px; }
.solution-hidden { padding: 17px; border-radius: 12px; background: var(--surface-soft); color: var(--muted); font-size: 11px; display: flex; align-items: center; gap: 8px; }

/* History */
.history-page { width: min(920px, calc(100% - 42px)); margin: 0 auto; padding: 31px 0 70px; }
.history-summary { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 22px 0; }
.history-stat { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 15px 16px; }
.history-stat span { display: flex; align-items: center; gap: 5px; color: var(--muted); font-size: 9.5px; }
.history-stat strong { display: block; font-size: 23px; font-weight: 600; letter-spacing: -.035em; margin-top: 3px; }
.history-stat strong small { font-size: 10px; color: var(--muted); font-weight: 400; }
.history-card-list { display: grid; gap: 10px; }
.history-exam-card { display: flex; align-items: center; gap: 15px; padding: 16px 17px; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; transition: .16s; }
.history-exam-card:hover { border-color: var(--line-strong); box-shadow: var(--shadow-sm); }
.history-exam-card__icon { width: 45px; height: 45px; border-radius: 12px; background: var(--mint-soft); color: var(--pine); display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto; }
.history-exam-card__main { flex: 1; min-width: 0; }
.history-exam-card__main strong { display: block; font-size: 12.5px; font-weight: 600; }
.history-exam-card__main span { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; color: var(--muted); font-size: 9.5px; margin-top: 4px; }
.history-exam-card__main span i { width: 3px; height: 3px; border-radius: 50%; background: var(--inspector); }
.history-exam-card__score { text-align: right; min-width: 65px; }
.history-exam-card__score strong { display: block; font-size: 15px; font-weight: 600; color: var(--pine); }
.history-exam-card__score span { display: block; font-size: 9px; color: var(--muted); margin-top: 1px; }
.history-exam-card__action { color: var(--muted); padding-left: 4px; }

/* ============================================================
   TEACHER PORTAL
   ============================================================ */
.teacher-app { min-height: 100svh; background: var(--paper); }
.teacher-sidebar {
  position: fixed; inset: 0 auto 0 0; width: 258px; z-index: 90;
  background:
    radial-gradient(circle at 50% -10%, rgba(255, 253, 248, .09), transparent 28%),
    #000000;
  color: #ffffff; padding: 25px 16px 17px; display: flex; flex-direction: column;
  overflow-y: auto;
}
.teacher-sidebar::before {
  content: ''; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, .12) .55px, transparent .55px);
  background-size: 18px 18px; opacity: .15; pointer-events: none;
  mask-image: linear-gradient(to bottom, #000000, transparent 50%);
}
.teacher-sidebar > * { position: relative; z-index: 1; }
.sidebar__brand { padding: 2px 8px 24px; display: flex; align-items: center; justify-content: space-between; }
.sidebar__label { color: rgba(241, 241, 241, .34); font-size: 8.5px; letter-spacing: .14em; text-transform: uppercase; padding: 0 12px; margin: 13px 0 7px; }
.side-nav { display: grid; gap: 3px; }
.side-nav a {
  display: flex; align-items: center; gap: 11px;
  min-height: 43px; padding: 9px 12px; border-radius: 10px;
  color: rgba(239, 239, 239, .64); font-size: 12px; font-weight: 400;
  transition: .16s; position: relative;
}
.side-nav a .icon { color: rgba(218, 218, 218, .5); transition: .16s; }
.side-nav a:hover { background: rgba(255, 255, 255, .055); color: #ffffff; }
.side-nav a:hover .icon { color: #d6d6d6; }
.side-nav a.is-active { background: rgba(255, 255, 255, .1); color: #ffffff; font-weight: 500; box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .055); }
.side-nav a.is-active .icon { color: #cccccc; }
.side-nav a.is-active::before {
  content: ''; position: absolute; left: -16px; top: 11px; bottom: 11px; width: 3px;
  border-radius: 0 4px 4px 0; background: #bababa;
}
.side-nav__badge {
  margin-left: auto; min-width: 19px; height: 19px; padding: 0 5px;
  border-radius: 99px; background: var(--coral); color: #ffffff;
  font-size: 9.5px; font-weight: 700; display: inline-flex; align-items: center; justify-content: center;
}
.sidebar__divider { height: 1px; background: rgba(255, 255, 255, .08); margin: 14px 8px; }
.sidebar-quick {
  margin-top: auto; padding: 15px 14px; border-radius: 14px;
  background: rgba(255, 255, 255, .065); border: 1px solid rgba(255, 255, 255, .09);
}
.sidebar-quick__top { display: flex; align-items: center; justify-content: space-between; gap: 6px; }
.sidebar-quick__top span { font-size: 8.5px; color: rgba(242, 242, 242, .43); text-transform: uppercase; letter-spacing: .08em; }
.sidebar-quick h3 { font-size: 11.5px; font-weight: 500; line-height: 1.45; margin-top: 5px; }
.sidebar-quick__meta { display: flex; align-items: center; gap: 8px; margin-top: 8px; color: rgba(242, 242, 242, .42); font-size: 8.5px; }
.sidebar-quick__meta span { display: flex; align-items: center; gap: 3px; }
.sidebar-quick .btn { margin-top: 11px; min-height: 31px; font-size: 10px; padding: 5px 9px; width: 100%; background: rgba(255, 255, 255, .12); color: #ffffff; border: 1px solid rgba(255, 255, 255, .1); box-shadow: none; }
.sidebar-quick .btn:hover { background: rgba(255, 255, 255, .18); }
.sidebar-profile { display: flex; align-items: center; gap: 9px; margin-top: 13px; padding: 10px 7px 0; border-top: 1px solid rgba(255, 255, 255, .08); }
.sidebar-profile .avatar { background: rgba(255, 255, 255, .1); color: #eaeaea; border-color: rgba(255, 255, 255, .07); }
.sidebar-profile__copy { min-width: 0; flex: 1; }
.sidebar-profile__copy strong { display: block; font-size: 10.5px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sidebar-profile__copy span { display: block; font-size: 8.5px; color: rgba(242, 242, 242, .4); margin-top: 1px; }
.sidebar-profile__actions { display: flex; gap: 2px; }
.sidebar-profile__actions .icon-btn { width: 28px; height: 28px; border-radius: 8px; color: rgba(255, 255, 255, .55); background: transparent; border-color: transparent; }
.sidebar-profile__actions .icon-btn:hover { background: rgba(255, 255, 255, .08); color: #ffffff; }
.teacher-main { margin-left: 258px; min-height: 100svh; display: flex; flex-direction: column; }
.teacher-topbar {
  height: 64px; position: sticky; top: 0; z-index: 70;
  background: rgba(244, 244, 244, .91); backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(219, 219, 219, .75);
  display: flex; align-items: center; gap: 13px; padding: 0 30px;
}
.teacher-topbar__menu { display: none; }
.breadcrumb { display: flex; align-items: center; gap: 7px; color: var(--muted); font-size: 10.5px; min-width: 0; }
.breadcrumb a:hover { color: var(--pine); }
.breadcrumb .icon { color: var(--muted-2); }
.breadcrumb strong { color: var(--ink-soft); font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.teacher-topbar__right { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.teacher-topbar__right .icon-btn { background: rgba(255, 255, 255, .6); }
.teacher-content { width: 100%; max-width: 1390px; padding: 27px 30px 65px; margin: 0 auto; flex: 1; }
.teacher-page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 22px; }
.teacher-page-head h1 { font-size: clamp(25px, 2.5vw, 32px); font-weight: 600; letter-spacing: -.04em; line-height: 1.3; }
.teacher-page-head p { color: var(--muted); font-size: 11.5px; margin-top: 5px; }
.teacher-page-head__actions { display: flex; align-items: center; gap: 8px; flex: 0 0 auto; }
.page-head-sub { display: flex; align-items: center; gap: 9px; color: var(--muted); font-size: 10px; margin-top: 8px; flex-wrap: wrap; }
.page-head-sub .dot { width: 3px; height: 3px; border-radius: 50%; background: #bcbcbc; }

.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 18px; }
.metric-card { background: var(--surface); border: 1px solid var(--line); border-radius: 15px; padding: 16px 16px 14px; position: relative; overflow: hidden; }
.metric-card--accent { background: var(--coral-soft); border-color: #d9d9d9; }
.metric-card--dark { background: var(--pine); border-color: var(--pine); color: #ffffff; }
.metric-card__top { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.metric-card__icon { width: 32px; height: 32px; border-radius: 9px; background: var(--mint-soft); color: var(--pine); display: inline-flex; align-items: center; justify-content: center; }
.metric-card--accent .metric-card__icon { background: rgba(131, 131, 131, .13); color: var(--coral-dark); }
.metric-card--dark .metric-card__icon { background: rgba(255, 255, 255, .1); color: #d9d9d9; }
.metric-card__label { color: var(--muted); font-size: 10px; margin-top: 12px; }
.metric-card--dark .metric-card__label { color: rgba(243, 243, 243, .55); }
.metric-card__value { font-size: 28px; font-weight: 600; letter-spacing: -.04em; line-height: 1.2; margin-top: 2px; display: flex; align-items: baseline; gap: 5px; }
.metric-card__value small { font-size: 10px; color: var(--muted); font-weight: 400; letter-spacing: 0; }
.metric-card--dark .metric-card__value small { color: rgba(243, 243, 243, .45); }
.metric-card__foot { display: flex; align-items: center; gap: 5px; color: var(--muted); font-size: 9px; margin-top: 7px; }
.metric-card--dark .metric-card__foot { color: rgba(243, 243, 243, .44); }
.metric-card__foot .up { color: var(--green); display: inline-flex; align-items: center; gap: 3px; font-weight: 600; }
.metric-card--dark .metric-card__foot .up { color: #c9c9c9; }

.teacher-dashboard-grid { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(300px, .72fr); gap: 18px; align-items: start; }
.teacher-card { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow-xs); overflow: hidden; }
.teacher-card__head { padding: 17px 19px 12px; display: flex; align-items: flex-start; justify-content: space-between; gap: 13px; }
.teacher-card__head h2 { font-size: 14px; font-weight: 600; letter-spacing: -.015em; }
.teacher-card__head p { color: var(--muted); font-size: 9.5px; margin-top: 2px; }
.teacher-card__link { font-size: 9.5px; color: var(--muted); display: inline-flex; align-items: center; gap: 3px; white-space: nowrap; }
.teacher-card__link:hover { color: var(--pine); }
.submission-list { display: grid; }
.submission-row { display: flex; align-items: center; gap: 10px; padding: 11px 19px; border-top: 1px solid var(--line); transition: background .14s; }
.submission-row:hover { background: var(--surface-soft); }
.submission-row__main { flex: 1; min-width: 0; }
.submission-row__main strong { display: block; font-size: 11px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.submission-row__main span { display: block; font-size: 9px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-top: 2px; }
.submission-row__time { color: var(--muted); font-size: 9px; white-space: nowrap; }
.submission-row__arrow { color: var(--muted-2); padding: 3px; }
.submission-row__arrow:hover { color: var(--pine); }
.row-avatar-copy { min-width: 0; }
.row-title { display: flex; align-items: center; gap: 7px; }
.row-title strong { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.teacher-active-exam {
  position: relative; overflow: hidden; border-radius: 16px;
  background: linear-gradient(140deg, #000000, #171410); color: #ffffff;
  padding: 19px; isolation: isolate;
}
.teacher-active-exam::before { content: ''; position: absolute; width: 230px; height: 230px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, .1); right: -100px; top: -120px; box-shadow: 0 0 0 38px rgba(255, 255, 255, .023); z-index: -1; }
.teacher-active-exam__top { display: flex; align-items: center; justify-content: space-between; gap: 9px; }
.teacher-active-exam__top .badge--live { background: rgba(131, 131, 131, .15); color: #cfcfcf; }
.teacher-active-exam h2 { font-size: 17px; font-weight: 600; margin-top: 15px; letter-spacing: -.02em; line-height: 1.35; }
.teacher-active-exam p { color: rgba(243, 243, 243, .48); font-size: 9.5px; margin-top: 3px; }
.active-exam-progress { margin-top: 17px; }
.active-exam-progress__labels { display: flex; align-items: center; justify-content: space-between; color: rgba(243, 243, 243, .47); font-size: 8.5px; margin-bottom: 5px; }
.active-exam-progress__bar { height: 5px; border-radius: 99px; background: rgba(255, 255, 255, .12); overflow: hidden; }
.active-exam-progress__bar span { display: block; height: 100%; border-radius: inherit; background: #c2c2c2; }
.active-exam-stats { display: flex; gap: 15px; margin-top: 15px; padding-top: 13px; border-top: 1px solid rgba(255, 255, 255, .1); }
.active-exam-stat strong { display: block; font-size: 15px; font-weight: 600; }
.active-exam-stat span { display: block; color: rgba(243, 243, 243, .4); font-size: 8px; margin-top: 1px; }
.teacher-active-exam__foot { display: flex; gap: 7px; margin-top: 15px; }
.teacher-active-exam__foot .btn { flex: 1; min-height: 33px; font-size: 9.5px; padding: 6px 9px; }
.teacher-active-exam__foot .btn--white { background: #ffffff; color: var(--pine); }
.teacher-active-exam__foot .btn--ghost { border-color: rgba(255, 255, 255, .17); color: #efefef; background: rgba(255, 255, 255, .04); }
.quick-review-list { padding: 0 19px 12px; display: grid; gap: 8px; }
.quick-review { display: flex; align-items: center; gap: 9px; padding: 9px 10px; border-radius: 10px; background: var(--surface-soft); border: 1px solid var(--line); }
.quick-review__copy { flex: 1; min-width: 0; }
.quick-review__copy strong { display: block; font-size: 10px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.quick-review__copy span { display: block; font-size: 8.5px; color: var(--muted); margin-top: 1px; }
.quick-review .btn { min-height: 27px; padding: 4px 8px; font-size: 8.5px; }

/* Tables and toolbars */
.table-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 19px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.table-toolbar__left { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.table-toolbar .search-field { min-width: 215px; }
.data-table { width: 100%; border-collapse: collapse; font-size: 11px; }
.data-table th {
  padding: 10px 18px; text-align: left; color: var(--muted);
  font-size: 9px; font-weight: 500; letter-spacing: .015em;
  background: #fbfbfb; border-bottom: 1px solid var(--line); white-space: nowrap;
}
.data-table td { padding: 11px 18px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.data-table tbody tr:last-child td { border-bottom: 0; }
.data-table tbody tr { transition: background .13s; }
.data-table tbody tr:hover { background: #fcfcfc; }
.table-person { display: flex; align-items: center; gap: 9px; min-width: 170px; }
.table-person__copy { min-width: 0; }
.table-person__copy strong { display: block; font-weight: 500; font-size: 11px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.table-person__copy span { display: block; color: var(--muted); font-size: 8.5px; margin-top: 2px; }
.table-number { font-variant-numeric: tabular-nums; font-weight: 500; }
.table-actions { display: flex; align-items: center; gap: 5px; justify-content: flex-end; }
.table-actions .btn { min-height: 30px; padding: 4px 8px; font-size: 9.5px; }
.table-actions .icon-btn { width: 30px; height: 30px; border-radius: 8px; }
.table-empty { padding: 34px 20px; text-align: center; color: var(--muted); font-size: 11px; }
.table-caption { color: var(--muted); font-size: 9.5px; }
.progress-mini { width: 78px; height: 5px; border-radius: 99px; background: #efefef; overflow: hidden; }
.progress-mini span { display: block; height: 100%; background: var(--green); border-radius: inherit; }

/* Exam admin detail */
.exam-admin-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; margin-bottom: 17px; flex-wrap: wrap; }
.exam-admin-head__main { min-width: 0; }
.exam-admin-head h1 { font-size: clamp(24px, 2.7vw, 32px); font-weight: 600; letter-spacing: -.04em; line-height: 1.3; }
.exam-admin-head__meta { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-top: 8px; color: var(--muted); font-size: 10px; }
.exam-admin-head__meta .dot { width: 3px; height: 3px; border-radius: 50%; background: #bcbcbc; }
.exam-admin-head__actions { display: flex; gap: 8px; flex-wrap: wrap; }
.exam-code-card {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--surface); border: 1px solid var(--line); border-radius: 10px;
  padding: 4px 5px 4px 11px; font-size: 10px; color: var(--muted);
}
.exam-code-card strong { font-size: 12px; letter-spacing: .12em; color: var(--ink); font-weight: 600; }
.exam-code-card .icon-btn { width: 25px; height: 25px; border-radius: 7px; }
.exam-tabs { display: flex; align-items: center; gap: 3px; border-bottom: 1px solid var(--line); margin: 17px 0 20px; overflow-x: auto; }
.exam-tab { padding: 9px 13px 11px; font-size: 11px; color: var(--muted); border-bottom: 2px solid transparent; margin-bottom: -1px; display: flex; align-items: center; gap: 5px; white-space: nowrap; }
.exam-tab:hover { color: var(--ink); }
.exam-tab.is-active { color: var(--pine); border-color: var(--pine); font-weight: 600; }
.exam-tab__count { background: #efefef; color: var(--muted); border-radius: 99px; padding: 1px 5px; font-size: 8.5px; }
.exam-tab.is-active .exam-tab__count { background: var(--coral-soft); color: var(--coral-dark); }
.exam-tab__count--alert { background: var(--coral-soft); color: var(--coral-dark); }

.exam-overview-grid { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(290px, .65fr); gap: 18px; align-items: start; }
.exam-overview-main { display: grid; gap: 16px; }
.exam-overview-side { display: grid; gap: 14px; }
.overview-metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.overview-metric { background: var(--surface); border: 1px solid var(--line); border-radius: 13px; padding: 13px 14px; }
.overview-metric span { display: flex; align-items: center; gap: 4px; color: var(--muted); font-size: 9px; }
.overview-metric strong { display: block; font-size: 21px; font-weight: 600; letter-spacing: -.035em; margin-top: 4px; }
.overview-metric strong small { font-size: 9px; font-weight: 400; color: var(--muted); letter-spacing: 0; }
.overview-panel { padding: 19px; }
.overview-panel__head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.overview-panel__head h2 { font-size: 13px; font-weight: 600; }
.overview-panel__head p { font-size: 9.5px; color: var(--muted); margin-top: 2px; }
.overview-panel__head a { font-size: 9px; color: var(--muted); display: inline-flex; align-items: center; gap: 3px; }
.progress-breakdown { display: grid; gap: 11px; }
.progress-line { display: grid; grid-template-columns: 85px 1fr 54px; align-items: center; gap: 9px; font-size: 9.5px; }
.progress-line > span:first-child { color: var(--muted); }
.progress-line__bar { height: 7px; background: #f0f0f0; border-radius: 99px; overflow: hidden; }
.progress-line__bar span { display: block; height: 100%; border-radius: inherit; background: var(--green); }
.progress-line__bar--blue span { background: var(--blue); }
.progress-line__bar--amber span { background: var(--amber); }
.progress-line__bar--gray span { background: #c9c9c9; }
.progress-line strong { text-align: right; font-size: 9.5px; font-weight: 500; }
.overview-info-list { display: grid; gap: 9px; }
.overview-info-row { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; font-size: 10px; }
.overview-info-row span { color: var(--muted); display: flex; align-items: center; gap: 5px; flex: 0 0 auto; }
.overview-info-row strong { font-weight: 500; text-align: right; font-size: 10px; }
.overview-code { background: var(--pine); color: #ffffff; border-radius: 15px; padding: 18px; position: relative; overflow: hidden; }
.overview-code::before { content: ''; position: absolute; width: 150px; height: 150px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, .12); right: -70px; top: -80px; }
.overview-code h3 { font-size: 11px; font-weight: 500; color: rgba(243, 243, 243, .56); }
.overview-code__digits { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 5px; }
.overview-code__digits strong { font-size: 27px; letter-spacing: .16em; font-weight: 600; }
.overview-code__digits .icon-btn { width: 31px; height: 31px; border-radius: 8px; background: rgba(255, 255, 255, .09); border-color: rgba(255, 255, 255, .12); color: #e8e8e8; }
.overview-code p { color: rgba(243, 243, 243, .4); font-size: 8.5px; margin-top: 5px; }
.overview-code__actions { display: flex; gap: 6px; margin-top: 13px; }
.overview-code__actions .btn { flex: 1; min-height: 31px; font-size: 9px; padding: 5px 7px; }
.overview-code__actions .btn--white { background: rgba(255, 255, 255, .92); color: var(--pine); }
.overview-code__actions .btn--ghost { border-color: rgba(255, 255, 255, .16); color: #efefef; background: rgba(255, 255, 255, .04); }
.overview-settings { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.overview-settings .badge { font-size: 9.5px; }
.recent-mini-row { display: flex; align-items: center; gap: 9px; padding: 9px 0; border-bottom: 1px solid var(--line); }
.recent-mini-row:last-child { border-bottom: 0; }
.recent-mini-row__main { flex: 1; min-width: 0; }
.recent-mini-row__main strong { display: block; font-size: 10px; font-weight: 500; }
.recent-mini-row__main span { display: block; color: var(--muted); font-size: 8.5px; margin-top: 1px; }
.recent-mini-row .btn { min-height: 27px; padding: 3px 7px; font-size: 8.5px; }

/* Exam list cards */
.exam-filter-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 17px; flex-wrap: wrap; }
.exam-card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 15px; }
.exam-admin-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: 16px;
  padding: 18px; display: flex; flex-direction: column; min-height: 230px;
  transition: .18s; position: relative; overflow: hidden;
}
.exam-admin-card:hover { border-color: #d3d3d3; box-shadow: var(--shadow-sm); transform: translateY(-1px); }
.exam-admin-card__top { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.exam-admin-card__subject { display: inline-flex; align-items: center; gap: 6px; font-size: 9px; color: var(--muted); }
.exam-admin-card__subject .subject-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--mint-strong); }
.exam-admin-card h3 { font-size: 15.5px; font-weight: 600; letter-spacing: -.02em; line-height: 1.45; margin-top: 12px; }
.exam-admin-card__desc { font-size: 9.5px; color: var(--muted); line-height: 1.55; margin-top: 3px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.exam-admin-card__meta { display: flex; align-items: center; gap: 12px; margin-top: 14px; color: var(--muted); font-size: 9px; flex-wrap: wrap; }
.exam-admin-card__meta span { display: inline-flex; align-items: center; gap: 4px; }
.exam-admin-card__foot { display: flex; align-items: center; justify-content: space-between; gap: 9px; margin-top: auto; padding-top: 15px; border-top: 1px solid var(--line); }
.exam-admin-card__code { font-size: 9px; color: var(--muted); display: flex; align-items: center; gap: 4px; }
.exam-admin-card__code strong { color: var(--ink-soft); letter-spacing: .08em; font-size: 10px; }
.exam-admin-card__actions { display: flex; align-items: center; gap: 5px; }
.exam-admin-card__actions .icon-btn { width: 30px; height: 30px; border-radius: 8px; }
.exam-admin-card__actions .btn { min-height: 29px; padding: 4px 8px; font-size: 9px; }
.exam-admin-card__progress { margin-top: 13px; }
.exam-admin-card__progress span { display: flex; justify-content: space-between; color: var(--muted); font-size: 8.5px; margin-bottom: 4px; }
.exam-admin-card__progress .progress-mini { width: 100%; }

/* Grading */
.grading-status-card { display: flex; align-items: center; gap: 15px; background: var(--surface); border: 1px solid var(--line); border-radius: 15px; padding: 16px 18px; margin-bottom: 15px; }
.grading-status-card__icon { width: 42px; height: 42px; border-radius: 12px; background: var(--amber-soft); color: #6a6a6a; display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto; }
.grading-status-card__copy { flex: 1; min-width: 0; }
.grading-status-card__copy h2 { font-size: 13px; font-weight: 600; }
.grading-status-card__copy p { color: var(--muted); font-size: 9.5px; margin-top: 2px; }
.grading-status-card__progress { display: flex; align-items: center; gap: 9px; }
.grading-status-card__progress .progress-mini { width: 100px; height: 6px; }
.grading-status-card__progress span { font-size: 10px; color: var(--muted); white-space: nowrap; }
.grading-section { margin-bottom: 18px; }
.grading-section__head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 9px; }
.grading-section__head h3 { font-size: 12.5px; font-weight: 600; display: flex; align-items: center; gap: 7px; }
.grading-section__head h3 > span { font-size: 9px; color: var(--muted); font-weight: 400; }
.grading-list { display: grid; gap: 9px; }
.grading-entry { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 15px 16px; }
.grading-entry__top { display: flex; align-items: flex-start; gap: 10px; }
.grading-entry__student { flex: 1; min-width: 0; display: flex; align-items: center; gap: 9px; }
.grading-entry__student strong { display: block; font-size: 11px; font-weight: 500; }
.grading-entry__student span { display: block; color: var(--muted); font-size: 8.5px; margin-top: 1px; }
.grading-entry__auto { font-size: 9px; color: var(--muted); white-space: nowrap; }
.student-answer-quote {
  margin-top: 11px; padding: 11px 13px; border-radius: 10px;
  background: #fbfbfb; border: 1px solid var(--line);
  font-size: 11px; line-height: 1.65; color: var(--ink-soft);
  position: relative;
}
.student-answer-quote::before { content: '“'; position: absolute; top: 2px; left: 7px; font-size: 22px; color: #d4d4d4; font-family: Georgia, serif; }
.student-answer-quote p { padding-left: 11px; }
.student-answer-quote.is-empty { color: var(--muted); font-style: italic; }
.grading-form { display: flex; align-items: flex-end; gap: 8px; margin-top: 11px; flex-wrap: wrap; }
.grading-form .field { flex: 1 1 200px; }
.grading-form .field > label { font-size: 9.5px; }
.grading-form .input { min-height: 37px; font-size: 12px; padding: 7px 10px; }
.grading-score-field { flex: 0 0 95px !important; }
.grading-score-field .input { text-align: center; }
.grading-form .btn { min-height: 37px; font-size: 10px; padding: 7px 11px; }
.grading-saved { display: flex; align-items: center; gap: 6px; color: var(--green); font-size: 9.5px; margin-top: 8px; }
.grading-saved strong { font-weight: 600; }
.graded-all { text-align: center; padding: 36px 20px; }
.graded-all__icon { width: 54px; height: 54px; border-radius: 50%; background: var(--green-soft); color: var(--green); display: inline-flex; align-items: center; justify-content: center; margin-bottom: 10px; }
.graded-all h3 { font-size: 14px; font-weight: 600; }
.graded-all p { font-size: 10.5px; color: var(--muted); margin-top: 3px; }

/* Answer detail */
.answer-detail-shell { width: 100%; max-width: 1040px; margin: 0 auto; }
.answer-student-hero { background: var(--surface); border: 1px solid var(--line); border-radius: 17px; padding: 18px 20px; display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.answer-student-hero__main { display: flex; align-items: center; gap: 12px; flex: 1; min-width: 215px; }
.answer-student-hero__main h2 { font-size: 16px; font-weight: 600; }
.answer-student-hero__main p { color: var(--muted); font-size: 9.5px; margin-top: 2px; }
.answer-student-hero__score { text-align: right; padding-left: 19px; border-left: 1px solid var(--line); }
.answer-student-hero__score strong { font-size: 26px; font-weight: 600; color: var(--pine); letter-spacing: -.03em; line-height: 1.2; }
.answer-student-hero__score strong span { font-size: 11px; color: var(--muted); font-weight: 400; }
.answer-student-hero__score p { font-size: 8.5px; color: var(--muted); margin-top: 2px; }
.answer-meta-strip { display: flex; align-items: center; gap: 17px; flex-wrap: wrap; padding: 10px 3px 16px; color: var(--muted); font-size: 9.5px; }
.answer-meta-strip span { display: flex; align-items: center; gap: 5px; }
.answer-meta-strip .ok { color: var(--green); }
.answer-detail-grid { display: grid; grid-template-columns: minmax(0, 1fr) 245px; gap: 16px; align-items: start; }
.answer-detail-list { display: grid; gap: 9px; }
.answer-review-card { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px; }
.answer-review-card__head { display: flex; align-items: flex-start; gap: 10px; }
.answer-review-card__num { width: 28px; height: 28px; border-radius: 8px; background: var(--surface-soft); border: 1px solid var(--line); display: inline-flex; align-items: center; justify-content: center; font-size: 10px; font-weight: 600; flex: 0 0 auto; }
.answer-review-card__title { flex: 1; min-width: 0; }
.answer-review-card__title strong { display: block; font-size: 11px; font-weight: 500; line-height: 1.5; }
.answer-review-card__title > span { display: block; color: var(--muted); font-size: 8.5px; margin-top: 2px; }
.answer-review-card__status { display: flex; align-items: center; gap: 5px; font-size: 8.5px; font-weight: 600; white-space: nowrap; }
.answer-review-card__status--correct { color: var(--green); }
.answer-review-card__status--wrong { color: var(--red); }
.answer-review-card__status--pending { color: #6f6f6f; }
.answer-review-card__body { margin-top: 11px; padding-top: 10px; border-top: 1px solid var(--line); display: grid; gap: 5px; }
.answer-review-line { display: flex; align-items: flex-start; gap: 8px; font-size: 10.5px; line-height: 1.55; }
.answer-review-line > span { color: var(--muted); flex: 0 0 88px; font-size: 9.5px; }
.answer-review-line strong { font-weight: 500; color: var(--ink-soft); word-break: break-word; }
.answer-review-line strong.is-wrong { color: var(--red); }
.answer-review-line strong.is-correct { color: var(--green); }
.answer-review-essay { font-size: 10.5px; color: var(--ink-soft); line-height: 1.65; background: var(--surface-soft); border-radius: 9px; padding: 10px 11px; }
.answer-review-essay.is-empty { color: var(--muted); font-style: italic; }
.grade-inline { display: flex; align-items: flex-end; gap: 8px; margin-top: 10px; flex-wrap: wrap; }
.grade-inline .field { flex: 1; }
.grade-inline .field label { font-size: 9px; }
.grade-inline .input { min-height: 34px; padding: 6px 8px; font-size: 11px; }
.grade-inline .score-input { flex: 0 0 86px; }
.grade-inline .btn { min-height: 34px; font-size: 9.5px; padding: 6px 10px; }
.answer-side { display: grid; gap: 13px; position: sticky; top: 82px; }
.answer-side .card { padding: 16px; }
.answer-side h3 { font-size: 11.5px; font-weight: 600; margin-bottom: 11px; }
.answer-side .result-summary-line { font-size: 10px; }
.answer-side .result-summary-line strong { font-size: 10.5px; }
.integrity-box { border-radius: 11px; padding: 11px 12px; background: var(--green-soft); color: #595959; font-size: 9.5px; line-height: 1.55; display: flex; gap: 8px; }
.integrity-box.is-warning { background: var(--amber-soft); color: #5f5f5f; }
.integrity-box .icon { flex: 0 0 auto; margin-top: 1px; }
.integrity-events { margin-top: 9px; display: grid; gap: 6px; }
.integrity-event { display: flex; align-items: flex-start; gap: 6px; color: var(--muted); font-size: 8.5px; line-height: 1.4; }
.integrity-event .icon { margin-top: 1px; color: var(--amber); flex: 0 0 auto; }

/* Statistics */
.stats-grid-top { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 16px; }
.stats-two-col { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(290px, .75fr); gap: 16px; align-items: start; }
.stats-panel { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 19px; }
.stats-panel__head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 15px; }
.stats-panel__head h2 { font-size: 13px; font-weight: 600; }
.stats-panel__head p { color: var(--muted); font-size: 9px; margin-top: 2px; }
.distribution-chart { display: grid; gap: 10px; }
.distribution-row { display: grid; grid-template-columns: 62px 1fr 34px; align-items: center; gap: 10px; font-size: 9.5px; }
.distribution-row > span { color: var(--muted); }
.distribution-row__bar { height: 22px; border-radius: 6px; background: #f5f5f5; overflow: hidden; }
.distribution-row__bar span { display: flex; align-items: center; height: 100%; min-width: 3px; border-radius: 6px; background: var(--green); color: #ffffff; font-size: 8px; padding-left: 5px; transition: width .4s; }
.distribution-row:nth-child(2) .distribution-row__bar span { background: #969696; }
.distribution-row:nth-child(3) .distribution-row__bar span { background: #b7b7b7; }
.distribution-row:nth-child(4) .distribution-row__bar span { background: #969696; }
.distribution-row strong { text-align: right; font-weight: 600; }
.accuracy-list { display: grid; gap: 2px; }
.accuracy-row { display: flex; align-items: center; gap: 10px; padding: 8px 0; border-bottom: 1px solid var(--line); }
.accuracy-row:last-child { border-bottom: 0; }
.accuracy-num { width: 25px; height: 25px; border-radius: 7px; display: inline-flex; align-items: center; justify-content: center; font-size: 9px; font-weight: 600; background: var(--surface-soft); border: 1px solid var(--line); color: var(--muted); flex: 0 0 auto; }
.accuracy-copy { flex: 1; min-width: 0; }
.accuracy-copy strong { display: block; font-size: 9.5px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.accuracy-copy .progress-mini { width: 100%; height: 4px; margin-top: 4px; }
.accuracy-copy .progress-mini span { background: var(--blue); }
.accuracy-value { text-align: right; font-size: 9.5px; font-weight: 600; color: var(--ink-soft); flex: 0 0 auto; }
.accuracy-value small { display: block; font-size: 7.5px; color: var(--muted); font-weight: 400; }
.rank-list { display: grid; }
.rank-row { display: flex; align-items: center; gap: 9px; padding: 8px 0; border-bottom: 1px solid var(--line); }
.rank-row:last-child { border-bottom: 0; }
.rank-index { width: 20px; font-size: 9.5px; color: var(--muted); font-weight: 600; }
.rank-index--top { color: #7b7b7b; }
.rank-row__copy { flex: 1; min-width: 0; }
.rank-row__copy strong { display: block; font-size: 10px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.rank-row__copy span { display: block; color: var(--muted); font-size: 8px; margin-top: 1px; }
.rank-row__score { font-size: 10px; font-weight: 600; }
.stats-actions { display: flex; align-items: center; gap: 7px; }
.stats-actions .btn { min-height: 33px; font-size: 9.5px; padding: 5px 9px; }

/* Review queue */
.review-queue-head { display: flex; align-items: center; justify-content: space-between; gap: 15px; margin-bottom: 16px; flex-wrap: wrap; }
.review-queue-table .table-person { min-width: 190px; }
.exam-pill { display: inline-flex; align-items: center; gap: 5px; font-size: 9.5px; color: var(--ink-soft); }
.exam-pill .subject-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--coral); flex: 0 0 auto; }
.exam-pill__copy { display: grid; gap: 1px; min-width: 0; }
.exam-pill__copy small { font-size: 8.5px; color: var(--muted); font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 180px; }
.queue-filter-count { display: inline-flex; align-items: center; justify-content: center; min-width: 17px; height: 17px; border-radius: 99px; background: rgba(52, 52, 52, .13); color: var(--pine); font-size: 8.5px; margin-left: 4px; }
.chip.is-active .queue-filter-count { background: rgba(255, 255, 255, .18); color: #ffffff; }

/* Students page */
.students-summary { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 16px; }
.students-summary .overview-metric { padding: 15px; }
.student-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.student-card { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 15px; transition: .16s; }
.student-card:hover { border-color: var(--line-strong); box-shadow: var(--shadow-sm); }
.student-card__top { display: flex; align-items: center; gap: 9px; }
.student-card__copy { min-width: 0; flex: 1; }
.student-card__copy strong { display: block; font-size: 10.5px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.student-card__copy span { display: block; font-size: 8.5px; color: var(--muted); margin-top: 1px; }
.student-card__remove {
  width: 29px; height: 29px; flex: 0 0 auto; display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid transparent; border-radius: 8px; background: transparent; color: var(--muted-2);
  cursor: pointer; transition: .16s;
}
.student-card__remove:hover { color: var(--ink); background: var(--paper-deep); border-color: var(--line); }
.student-card__remove:focus-visible { outline: 2px solid var(--ink); outline-offset: 1px; }
.student-card__stats { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: 12px; padding-top: 10px; border-top: 1px solid var(--line); }
.student-card__stats span { font-size: 8.5px; color: var(--muted); }
.student-card__stats strong { display: block; font-size: 11px; font-weight: 600; margin-top: 1px; }
.student-card__stats .right { text-align: right; }
.performance-pill { font-size: 8.5px; padding: 2px 6px; border-radius: 99px; background: var(--mint-soft); color: var(--green); }

/* ============================================================
   CREATE EXAM BUILDER
   ============================================================ */
.create-shell { width: min(1110px, 100%); margin: 0 auto; }
.create-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; margin-bottom: 20px; }
.create-head h1 { font-size: 29px; font-weight: 600; letter-spacing: -.04em; }
.create-head p { color: var(--muted); font-size: 11px; margin-top: 3px; }
.create-layout { display: grid; grid-template-columns: minmax(0, 1fr) 286px; gap: 17px; align-items: start; }
.create-form { display: grid; gap: 15px; }
.form-card { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 20px; }
.form-card__head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 15px; }
.form-card__head h2 { font-size: 13.5px; font-weight: 600; }
.form-card__head p { color: var(--muted); font-size: 9.5px; margin-top: 2px; }
.form-card__step { width: 23px; height: 23px; border-radius: 50%; background: var(--mint-soft); color: var(--pine); font-size: 9px; font-weight: 600; display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto; }
.form-card .form-grid { gap: 13px; }
.form-card .field > label { font-size: 10.5px; }
.form-card .input, .form-card .select, .form-card .textarea { font-size: 12px; min-height: 40px; padding: 8px 11px; border-radius: 9px; }
.form-card .textarea { min-height: 82px; }
.character-count { font-size: 8.5px; color: var(--muted-2); text-align: right; margin-top: 3px; }
.builder-questions { display: grid; gap: 11px; }
.question-builder { border: 1px solid var(--line); border-radius: 12px; background: #fdfdfd; overflow: hidden; }
.question-builder__head { display: flex; align-items: center; gap: 8px; padding: 10px 12px; border-bottom: 1px solid var(--line); background: #fafafa; }
.qb-index { width: 23px; height: 23px; border-radius: 7px; background: var(--pine); color: #ffffff; font-size: 9px; font-weight: 600; display: inline-flex; align-items: center; justify-content: center; }
.qb-order { display: inline-flex; gap: 2px; flex: 0 0 auto; }
.qb-order__btn { width: 24px; height: 28px; border: 1px solid var(--line); border-radius: 6px; background: #ffffff; color: var(--muted); font-family: inherit; font-size: 13px; line-height: 1; display: inline-flex; align-items: center; justify-content: center; cursor: pointer; }
.qb-order__btn:hover:not(:disabled) { border-color: var(--pine); color: var(--pine); background: var(--mint-soft); }
.qb-order__btn:disabled { opacity: .3; cursor: not-allowed; }
.question-builder__head .select { width: 112px; min-height: 30px; padding: 4px 7px; font-size: 9.5px; border-radius: 7px; }
.qb-points { display: flex; align-items: center; gap: 4px; margin-left: auto; color: var(--muted); font-size: 8.5px; }
.qb-points input { width: 42px; min-height: 29px; padding: 4px; text-align: center; border: 1px solid var(--line); border-radius: 6px; background: #ffffff; font-size: 10px; }
.qb-remove { width: 27px; height: 27px; display: inline-flex; align-items: center; justify-content: center; border: 0; background: transparent; border-radius: 6px; color: var(--muted-2); }
.qb-remove:hover { background: var(--red-soft); color: var(--red); }
.question-builder__body { padding: 12px; display: grid; gap: 10px; }
.question-builder__body .textarea { min-height: 64px; }
.qb-answer-label { display: flex; align-items: center; gap: 5px; color: var(--muted); font-size: 8.5px; font-weight: 500; }
.qb-options { display: grid; gap: 6px; }
.qb-option { display: flex; align-items: center; gap: 7px; }
.qb-option input[type="text"] { flex: 1; min-width: 0; border: 1px solid var(--line); border-radius: 7px; min-height: 34px; padding: 6px 8px; background: #ffffff; font-size: 10.5px; }
.qb-option input[type="radio"] { appearance: none; width: 18px; height: 18px; border-radius: 50%; border: 1.5px solid #c9c9c9; margin: 0; position: relative; flex: 0 0 auto; cursor: pointer; background: #ffffff; }
.qb-option input[type="radio"]:checked { border-color: var(--green); background: var(--green); box-shadow: inset 0 0 0 3px #ffffff; }
.qb-option__key { width: 19px; height: 19px; border-radius: 5px; background: #f0f0f0; display: inline-flex; align-items: center; justify-content: center; font-size: 8px; font-weight: 600; color: var(--muted); flex: 0 0 auto; }
.qb-tf { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; }
.qb-tf label { border: 1px solid var(--line); border-radius: 8px; padding: 8px; display: flex; align-items: center; gap: 7px; font-size: 10px; background: #ffffff; cursor: pointer; }
.qb-tf input { accent-color: var(--green); }
.qb-helper { font-size: 8.5px; color: var(--muted-2); line-height: 1.5; }
.builder-add-row { display: flex; align-items: center; gap: 7px; flex-wrap: wrap; padding-top: 4px; }
.builder-add-row .btn { min-height: 33px; font-size: 9.5px; padding: 6px 9px; }
/* Copy questions from another exam */
.copy-exam { display: grid; gap: 12px; }
.copy-exam__toolbar { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding-top: 2px; }
.copy-exam__toolbar strong { font-size: 9px; color: var(--muted); font-weight: 500; }
.copy-exam__toolbar > div { display: flex; align-items: center; gap: 6px; }
.copy-exam__toolbar .btn { font-size: 9px; }
.copy-question-list { display: grid; gap: 6px; max-height: 310px; overflow-y: auto; padding: 2px; }
.copy-question { display: flex; align-items: flex-start; gap: 8px; padding: 9px 10px; border: 1px solid var(--line); border-radius: 9px; background: #fafafa; cursor: pointer; }
.copy-question:hover { border-color: var(--pine); background: var(--mint-soft); }
.copy-question input { accent-color: var(--green); margin: 2px 0 0; flex: 0 0 auto; }
.copy-question__number { width: 20px; height: 20px; border-radius: 5px; background: var(--pine); color: #ffffff; font-size: 8px; font-weight: 600; display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto; }
.copy-question__body { display: grid; gap: 2px; min-width: 0; }
.copy-question__body strong { font-size: 9.5px; font-weight: 500; color: var(--ink); line-height: 1.45; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.copy-question__body span { font-size: 8px; color: var(--muted-2); }
.copy-exam__empty { display: flex; align-items: center; justify-content: center; gap: 8px; min-height: 100px; color: var(--muted-2); font-size: 9px; border: 1px dashed var(--line); border-radius: 9px; }
.create-side { position: sticky; top: 82px; display: grid; gap: 13px; }
.create-summary { padding: 18px; }
.create-summary h3 { font-size: 12px; font-weight: 600; }
.create-summary__line { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 9px 0; border-bottom: 1px solid var(--line); font-size: 10px; }
.create-summary__line span { color: var(--muted); }
.create-summary__line strong { font-weight: 500; }
.create-summary__total { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 12px 0 2px; }
.create-summary__total span { font-size: 10px; color: var(--muted); }
.create-summary__total strong { font-size: 19px; font-weight: 600; color: var(--pine); }
.create-summary__actions { display: grid; gap: 7px; margin-top: 12px; }
.create-summary__actions .btn { width: 100%; font-size: 10.5px; min-height: 38px; }
.create-note { display: flex; gap: 7px; align-items: flex-start; color: var(--muted-2); font-size: 8.5px; line-height: 1.5; }
.create-note .icon { margin-top: 1px; color: var(--muted); }
.validation-box { display: grid; gap: 6px; padding: 10px 11px; border-radius: 9px; background: var(--amber-soft); color: #595959; font-size: 8.5px; line-height: 1.5; }
.validation-box strong { display: flex; gap: 5px; align-items: center; font-size: 9px; }
.validation-box ul { padding-left: 14px; }

/* Add-student form */
#add-student-form { display: grid; gap: 14px; }
#add-student-form .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 480px) { #add-student-form .form-row { grid-template-columns: 1fr; } }

/* ============================================================
   PRINT
   ============================================================ */
.print-header { display: none; align-items: flex-end; justify-content: space-between; border-bottom: 2px solid var(--pine); padding-bottom: 9px; margin-bottom: 20px; }
.print-brand { font-family: var(--brand-font); font-size: 14px; letter-spacing: .015em; font-weight: 600; color: var(--pine); }
.print-brand span { font-size: 9px; letter-spacing: 0; font-weight: 400; color: var(--muted); margin-left: 6px; }
.print-title { font-size: 11px; color: var(--muted); }
.print-subtitle { font-size: 9px; color: var(--muted); margin-top: 2px; }

@media print {
  @page { size: A4; margin: 14mm; }
  body { background: #ffffff !important; font-size: 11px; }
  .student-header, .teacher-sidebar, .teacher-topbar, .no-print, #toast-stack, #modal-root, .page-back, .result-toolbar, .result-side, .exam-tabs, .sidebar-backdrop { display: none !important; }
  .teacher-main { margin-left: 0 !important; }
  .teacher-content { padding: 0 !important; max-width: none !important; }
  .result-shell, .answer-detail-shell, .create-shell { width: 100% !important; padding: 0 !important; }
  .print-only { display: flex !important; }
  .result-hero, .overview-code, .teacher-active-exam { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  .result-hero { color: #ffffff !important; }
  .result-grid, .answer-detail-grid, .stats-two-col { grid-template-columns: 1fr !important; }
  .result-side { display: none !important; }
  .review-item { break-inside: avoid; }
  .review-detail { display: block !important; padding-left: 26px; }
  .review-item summary { cursor: default; }
  .review-item .review-mark { display: none; }
  .review-item summary > .icon:last-child { display: none; }
  .stats-panel, .answer-review-card { break-inside: avoid; box-shadow: none !important; }
  .result-card { break-inside: auto; box-shadow: none !important; }
  .teacher-page-head, .create-head { display: none !important; }
  .print-area { display: block !important; }
  a { text-decoration: none; color: inherit; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1220px) {
  .auth-visual { padding-left: 40px; padding-right: 40px; }
  .auth-float--two { left: -15px; }
  .exam-card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .student-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 1080px) {
  .teacher-content { padding: 25px 23px 60px; }
  .teacher-topbar { padding: 0 23px; }
  .student-dashboard-grid, .dashboard-grid { grid-template-columns: minmax(0, 1fr) 300px; }
  .metric-grid { grid-template-columns: repeat(2, 1fr); }
  .teacher-dashboard-grid { grid-template-columns: minmax(0, 1fr) 300px; }
  .result-grid { grid-template-columns: 1fr; }
  .result-side { grid-template-columns: 1fr 1fr; }
  .create-layout { grid-template-columns: minmax(0, 1fr) 260px; }
  .student-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 1024px) {
  .teacher-sidebar { transform: translateX(-103%); transition: transform .24s cubic-bezier(.2,.8,.2,1); box-shadow: 20px 0 50px rgba(31, 31, 31, .2); }
  body.sidebar-open .teacher-sidebar { transform: translateX(0); }
  .teacher-main { margin-left: 0; }
  .teacher-topbar__menu { display: inline-flex; }
  .sidebar-backdrop { position: fixed; inset: 0; z-index: 85; background: rgba(24, 24, 24, .38); backdrop-filter: blur(2px); opacity: 0; visibility: hidden; transition: .2s; }
  body.sidebar-open .sidebar-backdrop { opacity: 1; visibility: visible; }
  .auth-page { grid-template-columns: 1fr; }
  .auth-visual { display: none; }
  .auth-panel { min-height: 100svh; padding: 42px 26px; }
  .auth-mobile-brand { display: flex; align-items: center; justify-content: space-between; }
  .auth-card { max-width: 455px; }
  .student-dashboard-grid { grid-template-columns: 1fr; }
  .student-page .dashboard-grid { grid-template-columns: 1fr; }
  .exam-layout { grid-template-columns: minmax(0, 1fr) 265px; }
  .exam-spotlight__grid { grid-template-columns: 1fr auto; }
  .teacher-dashboard-grid { grid-template-columns: 1fr; }
  .exam-overview-grid { grid-template-columns: 1fr; }
  .exam-overview-side { grid-template-columns: 1fr 1fr; }
  .exam-detail-panel { overflow-x: auto; }
}

@media (max-width: 920px) {
  .instructions-grid { grid-template-columns: 1fr; }
  .instructions-side { position: static; grid-template-columns: 1fr 1fr; align-items: start; }
  .student-header__inner { gap: 16px; }
  .student-nav { margin-left: 0; }
  .exam-layout { grid-template-columns: 1fr; width: min(760px, calc(100% - 32px)); }
  .exam-side { position: static; grid-template-columns: 1fr 1fr; align-items: start; }
  .exam-side .exam-user-card { grid-column: 1 / -1; }
  .exam-side-note { grid-column: 1 / -1; }
  .exam-map-card { grid-column: 1; }
  .exam-topbar__center { gap: 7px; }
  .result-hero { grid-template-columns: 1fr; text-align: left; }
  .result-score { display: flex; align-items: center; gap: 18px; text-align: left; }
  .score-dial { margin: 0; width: 116px; height: 116px; }
  .score-dial__inner strong { font-size: 34px; }
  .result-hero__date { margin-top: 0; }
  .answer-detail-grid { grid-template-columns: 1fr; }
  .answer-side { position: static; grid-template-columns: 1fr 1fr; }
  .stats-two-col { grid-template-columns: 1fr; }
  .exam-card-grid { grid-template-columns: repeat(2, 1fr); }
  .create-layout { grid-template-columns: 1fr; }
  .create-side { position: static; }
  .overview-side-card { }
}

@media (max-width: 780px) {
  .auth-panel { padding: 28px 22px 36px; align-items: flex-start; }
  .auth-card { margin: 0 auto; }
  .auth-mobile-brand { margin-bottom: 35px; }
  .auth-card__intro h2 { font-size: 27px; }
  .role-switch { margin-top: 20px; }
  .auth-form-panel { margin-top: 18px; }
  .student-header__inner { min-height: 63px; }
  .student-nav { display: none; }
  .student-page { padding: 25px 0 55px; }
  .container { width: calc(100% - 32px); }
  .dashboard-heading { align-items: flex-start; flex-direction: column; gap: 6px; margin-bottom: 18px; }
  .dashboard-date { padding-bottom: 0; }
  .study-header { }
  .exam-spotlight__grid { grid-template-columns: 1fr; }
  .spotlight-clock { display: none; }
  .exam-spotlight__bottom { align-items: flex-start; flex-direction: column; gap: 13px; }
  .exam-spotlight__actions { width: 100%; }
  .exam-spotlight__actions .btn { flex: 1; }
  .instructions-shell { width: calc(100% - 32px); padding-top: 21px; }
  .instructions-main { padding: 23px 20px; }
  .instructions-main h1 { font-size: 23px; }
  .instructions-meta { grid-template-columns: 1fr 1fr; }
  .instructions-side { grid-template-columns: 1fr; }
  .history-summary { grid-template-columns: 1fr 1fr; }
  .history-exam-card { align-items: flex-start; }
  .history-exam-card__score { min-width: 54px; }
  .exam-topbar__inner { min-height: 62px; gap: 9px; width: calc(100% - 24px); }
  .exam-topbar__brand { display: none; }
  .exam-topbar__title strong { font-size: 11.5px; }
  .exam-topbar__title span { font-size: 8.5px; }
  .save-state { display: none; }
  .exam-layout { width: calc(100% - 24px); padding-top: 14px; }
  .exam-topbar__center { gap: 6px; }
  .exam-timer { padding: 5px 8px 5px 6px; }
  .exam-timer__icon { width: 23px; height: 23px; }
  .exam-timer__copy strong { font-size: 14px; }
  .exam-topbar__submit { min-height: 37px; font-size: 11px; padding: 7px 11px; }
  .preview-mode-pill { font-size: 9px; padding: 6px 8px; }
  .question-card__top { padding: 15px 19px 0; }
  .question-body { padding: 16px 19px 20px; }
  .question-foot { padding: 12px 19px; }
  .question-text { font-size: 18px; }
  .answer-option { padding: 11px 12px; font-size: 13px; }
  .answer-option__key { width: 31px; height: 31px; }
  .question-nav .btn { min-width: 95px; }
  .exam-side { grid-template-columns: 1fr; }
  .exam-side .exam-user-card, .exam-side-note { grid-column: auto; }
  .exam-map-card { grid-column: auto; }
  .teacher-content { padding: 21px 16px 55px; }
  .teacher-topbar { height: 59px; padding: 0 16px; }
  .breadcrumb { font-size: 9.5px; }
  .teacher-topbar__right .btn-label { display: none; }
  .teacher-page-head { align-items: flex-start; flex-direction: column; gap: 10px; margin-bottom: 18px; }
  .teacher-page-head__actions { width: 100%; }
  .teacher-page-head__actions .btn { flex: 1; }
  .metric-grid { gap: 9px; }
  .metric-card { padding: 13px; }
  .metric-card__value { font-size: 24px; }
  .exam-admin-card { min-height: 210px; }
  .exam-admin-head { flex-direction: column; gap: 13px; }
  .exam-admin-head__actions { width: 100%; }
  .exam-admin-head__actions .btn { flex: 1; }
  .overview-metrics { grid-template-columns: 1fr 1fr; }
  .exam-overview-side { grid-template-columns: 1fr; }
  .answer-student-hero__score { padding-left: 12px; }
  .answer-side { grid-template-columns: 1fr; }
  .result-shell { width: calc(100% - 30px); padding-top: 16px; }
  .result-hero { padding: 23px 21px; }
  .result-hero h1 { font-size: 23px; }
  .result-score { flex-direction: row; }
  .score-dial { width: 105px; height: 105px; }
  .score-dial__inner strong { font-size: 30px; }
  .result-side { grid-template-columns: 1fr; }
  .result-card { padding: 17px 16px; }
  .result-toolbar { align-items: flex-start; flex-direction: column; }
  .result-toolbar__actions { width: 100%; }
  .result-toolbar__actions .btn { flex: 1; }
  .review-detail { padding-left: 14px; }
  .history-page { width: calc(100% - 32px); padding-top: 23px; }
  .success-card { padding: 33px 22px 28px; }
  .success-card h1 { font-size: 25px; }
  .auth-page { min-height: 100dvh; }
  .teacher-sidebar { width: 270px; }
}

@media (max-width: 600px) {
  .auth-panel { padding: 24px 17px 30px; }
  .auth-card__intro h2 { font-size: 24px; }
  .code-inputs { gap: 6px; }
  .code-input { height: 49px; font-size: 19px; border-radius: 9px; }
  .demo-access { align-items: flex-start; }
  .demo-access .btn { width: 100%; margin-left: 0; }
  .auth-card__footer { font-size: 8.5px; }
  .student-header__right { gap: 6px; }
  .header-profile { padding-right: 4px; }
  .header-profile__copy { display: none; }
  .role-pill span { display: none; }
  .role-pill { padding: 8px; }
  .header-profile .avatar { width: 30px; height: 30px; font-size: 11px; }
  .header-profile .icon { display: none; }
  .student-header .icon-btn { width: 37px; height: 37px; }
  .exam-spotlight { padding: 22px 20px; border-radius: 18px; }
  .exam-spotlight h2 { font-size: 23px; }
  .exam-spotlight__top { align-items: flex-start; }
  .exam-meta-chips { margin-top: 14px; }
  .exam-spotlight__note { font-size: 9.5px; line-height: 1.5; }
  .history-panel { padding: 18px 16px 8px; }
  .history-row__status .badge { display: none; }
  .history-score { min-width: 50px; }
  .quick-panel { padding: 17px; }
  .dashboard-heading h1 { font-size: 24px; }
  .instructions-main { padding: 20px 16px; }
  .instructions-main__head { gap: 12px; }
  .instructions-subject-icon { width: 44px; height: 44px; border-radius: 12px; }
  .instructions-main h1 { font-size: 21px; }
  .instructions-meta { margin: 19px 0; }
  .instruction-stat { padding: 11px 12px; }
  .instruction-stat strong { font-size: 15px; }
  .exam-topbar__inner { flex-wrap: wrap; padding: 8px 0; min-height: auto; }
  .exam-topbar__title { flex: 1; min-width: 120px; }
  .exam-topbar__center { margin-left: 0; order: 3; width: 100%; justify-content: space-between; }
  .exam-topbar__submit { order: 2; margin-left: auto; }
  .exam-topbar__submit .btn-label { display: inline; }
  .exam-timer__copy span { font-size: 7.5px; }
  .exam-topbar__progress { margin-top: 2px; }
  .exam-layout { width: calc(100% - 20px); padding-bottom: 32px; gap: 12px; }
  .question-card { border-radius: 16px; }
  .question-card__top { padding: 14px 15px 0; }
  .question-index strong { font-size: 20px; }
  .question-type-badge { font-size: 8.5px; padding: 3px 7px; }
  .question-body { padding: 14px 15px 18px; }
  .question-text { font-size: 17px; line-height: 1.6; }
  .answer-options { margin-top: 19px; gap: 7px; }
  .answer-option { border-radius: 11px; gap: 10px; font-size: 12.5px; padding: 10px; }
  .answer-option__key { width: 29px; height: 29px; font-size: 10px; }
  .answer-option__check span { display: none; }
  .tf-options { gap: 8px; margin-top: 18px; }
  .tf-option { padding: 15px 8px; border-radius: 12px; }
  .tf-option__icon { width: 37px; height: 37px; }
  .question-foot { padding: 11px 15px; }
  .flag-btn span { display: none; }
  .question-nav { margin-left: auto; }
  .question-nav .btn { min-width: 0; padding: 8px 10px; font-size: 10px; }
  .question-nav .btn--ghost { padding: 8px 9px; }
  .keyboard-hint { display: none; }
  .exam-map-grid { grid-template-columns: repeat(6, 1fr); }
  .exam-side { gap: 11px; }
  .exam-map-card { padding: 14px; }
  .exam-map-actions { display: none; }
  .success-page { padding: 25px 13px 50px; }
  .success-card { padding: 29px 17px 23px; border-radius: 20px; }
  .success-card h1 { font-size: 23px; }
  .success-receipt { padding: 4px 13px; }
  .success-receipt__row { gap: 12px; }
  .success-card__actions { flex-direction: column; }
  .success-card__actions .btn { width: 100%; }
  .result-shell { width: calc(100% - 22px); }
  .result-hero { padding: 20px 17px; border-radius: 18px; }
  .result-hero h1 { font-size: 20px; }
  .result-score { flex-direction: column; align-items: flex-start; gap: 8px; }
  .result-status { margin-top: 14px; }
  .result-toolbar__actions { flex-direction: column; }
  .result-toolbar__actions .btn { width: 100%; }
  .review-item summary { padding: 10px; gap: 8px; }
  .review-summary strong { font-size: 10.5px; }
  .review-mark span { display: none; }
  .result-card { padding: 15px 13px; }
  .review-detail { padding: 0 12px 12px; }
  .history-summary { gap: 8px; }
  .history-stat { padding: 12px; }
  .history-stat strong { font-size: 19px; }
  .history-exam-card { padding: 13px 12px; gap: 10px; }
  .history-exam-card__icon { width: 38px; height: 38px; }
  .history-exam-card__main span { gap: 5px; }
  .history-exam-card__action { display: none; }
  .teacher-content { padding: 18px 12px 50px; }
  .teacher-topbar { padding: 0 12px; }
  .breadcrumb span.breadcrumb-mid { display: none; }
  .metric-grid { gap: 8px; }
  .metric-card { padding: 12px; border-radius: 12px; }
  .metric-card__value { font-size: 22px; }
  .metric-card__label { font-size: 9px; margin-top: 9px; }
  .metric-card__foot { font-size: 8px; }
  .teacher-card__head { padding: 14px 14px 10px; }
  .submission-row { padding: 10px 14px; gap: 8px; }
  .submission-row__time { display: none; }
  .submission-row .avatar { width: 33px; height: 33px; font-size: 11px; }
  .teacher-active-exam { padding: 16px; }
  .table-toolbar { padding: 11px 13px; }
  .table-toolbar .search-field { min-width: 100%; }
  .data-table { min-width: 740px; }
  .data-table th, .data-table td { padding: 9px 12px; }
  .exam-tabs { gap: 0; }
  .exam-tab { padding: 8px 9px 10px; font-size: 10px; }
  .overview-metrics { gap: 7px; }
  .overview-metric { padding: 11px; }
  .overview-panel { padding: 14px; }
  .exam-admin-card { padding: 15px; }
  .exam-card-grid { gap: 10px; }
  .grading-entry { padding: 13px; }
  .grading-form { gap: 7px; }
  .grading-form .field { flex-basis: 100%; }
  .grading-score-field { flex-basis: 80px !important; }
  .grading-status-card { flex-wrap: wrap; padding: 13px; }
  .grading-status-card__progress { width: 100%; }
  .stats-grid-top { grid-template-columns: 1fr; gap: 8px; }
  .students-summary { grid-template-columns: 1fr; gap: 8px; }
  .student-grid { grid-template-columns: 1fr; }
  .form-card { padding: 15px; }
  .form-grid { grid-template-columns: 1fr !important; }
  .form-card__head { flex-wrap: wrap; }
  .create-head h1 { font-size: 25px; }
  .answer-student-hero { padding: 14px; }
  .answer-student-hero__score { border-left: 0; padding-left: 0; width: 100%; text-align: left; display: flex; align-items: baseline; gap: 5px; }
  .answer-student-hero__score p { margin-top: 0; }
  .answer-meta-strip { gap: 9px; }
  .answer-review-card { padding: 12px; }
  .answer-review-line { flex-direction: column; gap: 1px; }
  .answer-review-line > span { flex-basis: auto; }
  .grade-inline .field { flex-basis: 100%; }
  .grade-inline .score-input { flex-basis: 80px; }
  .grade-inline .btn { flex: 1; }
  .review-queue-head { align-items: flex-start; flex-direction: column; }
  .exam-filter-row { align-items: flex-start; flex-direction: column; }
  .popover { position: fixed; top: 64px; right: 10px; left: 10px; width: auto; }
  .notice-item { padding: 11px 13px; }
}

/* final polish */
@media (min-width: 1025px) {
  .teacher-topbar__menu { display: none; }
}
.exam-admin-head__meta { flex-wrap: wrap; row-gap: 4px; }
[hidden] { display: none !important; }

/* ============================================================
   ACCENTS — warm monochrome with purposeful status colors
   ============================================================ */
:root {
  --mint: #cfe7dc;
  --mint-soft: #edf7f1;
  --mint-strong: #8fc5ad;
  --green: #1f7a58;
  --green-soft: #eaf6ef;
  --red: #c84a3f;
  --red-soft: #fbece8;
  --amber: #b8842d;
  --amber-soft: #fbf2dd;
  --blue: #3f63cc;
  --blue-soft: #eef2fe;
  --blue-line: #c7d3f6;
  --coral: #df5a43;
  --coral-dark: #c74934;
  --coral-soft: #fcefe9;
}

/* Time is green; it turns red only when time is nearly up. */
.exam-timer {
  background: #eaf6ef;
  border-color: #cfe6da;
  color: #146847;
}
.exam-timer__icon { color: #187a55; background: #ffffff; }
.exam-timer__copy span { color: #5e8876; }
.exam-timer__copy strong { color: #146847; }
.exam-timer.is-warning { background: var(--red-soft); border-color: #f0cfc8; color: #a7352b; }
.exam-timer.is-warning .exam-timer__icon { color: var(--red); }
.exam-timer.is-warning .exam-timer__copy strong,
.exam-timer.is-warning .exam-timer__copy span { color: #a7352b; }

.spotlight-clock {
  background: conic-gradient(#53b18c calc(var(--value) * 1%), rgba(255, 255, 255, .12) 0);
}
.spotlight-clock__inner strong { color: #a8e5c9; }
.spotlight-clock__inner span { color: rgba(168, 229, 201, .7); }
.spotlight-clock__inner small { color: rgba(168, 229, 201, .6); }
.exam-spotlight--submitted .spotlight-clock {
  background: conic-gradient(#8fc5ad calc(var(--value) * 1%), rgba(255, 255, 255, .12) 0);
}
.exam-spotlight--submitted .spotlight-clock::before { background: #000000; }
.exam-spotlight__note { color: rgba(200, 235, 219, .72); }
.exam-spotlight__note .icon { color: #8fd2b2; }
.exam-spotlight .badge--live {
  background: rgba(83, 177, 140, .16);
  color: #b9e8d2;
  border: 1px solid rgba(83, 177, 140, .22);
}


.badge--live { color: #146847; background: #e8f5ee; }
.badge--live .badge__dot { box-shadow: 0 0 0 3px rgba(31, 122, 88, .13); }
.badge--success { color: #146847; background: var(--green-soft); }
.badge--info { color: #2f4f9e; background: var(--blue-soft); }
.badge--warning { color: #7d5b1e; background: var(--amber-soft); }
.badge--danger { color: #9b342a; background: var(--red-soft); }
.badge--neutral { color: #5e584e; background: #f0ebe2; }
.badge--draft { color: #6b5d46; background: #ece5d8; }

.teacher-active-exam__top .badge--live {
  background: rgba(83, 177, 140, .15);
  color: #b9e8d2;
  border: 1px solid rgba(83, 177, 140, .2);
}
.active-exam-progress__bar span { background: #53b18c; }
.active-exam-stat strong { color: #ffffff; }

.notice-strip { background: var(--amber-soft); border-color: #ead9b8; color: #6a5223; }
.notice-strip--info { background: var(--blue-soft); border-color: var(--blue-line); color: #344f96; }
.notice-strip--success { background: var(--green-soft); border-color: #cfe6d9; color: #175c43; }
.notice-strip .icon { color: currentColor; }

.form-error { background: var(--red-soft); color: #9b342a; }
.btn--danger { --btn-bg: var(--red); --btn-fg: #ffffff; }
.btn--danger:hover { --btn-bg: #ad3d33; }
.btn--coral { --btn-bg: var(--coral); --btn-fg: #ffffff; }
.btn--coral:hover { --btn-bg: var(--coral-dark); }

.toast--warning { background: #6d511d; }
.toast--error { background: #7e2f27; }
.toast--info { background: #273e74; }

.review-status--pending { color: #7d5b1e; }
.answer-review-card__status--pending { color: #7d5b1e; }
.result-status--pass { background: rgba(83, 177, 140, .16); color: #b9e8d2; border-color: rgba(83, 177, 140, .26); }
.result-status--fail { background: rgba(200, 74, 63, .16); color: #f2b6ae; border-color: rgba(200, 74, 63, .26); }
.answer-line--correct strong { color: var(--green); }
.answer-line--wrong strong { color: var(--red); }
.answer-line--solution strong { color: var(--blue); }
.teacher-comment { color: #6a5223; }

.progress-line__bar span { background: var(--green); }
.progress-line__bar--amber span { background: var(--amber); }
.progress-line__bar--gray span { background: #c9c9c9; }
.distribution-row__bar span { background: var(--red); }
.distribution-row:nth-child(2) .distribution-row__bar span { background: var(--amber); }
.distribution-row:nth-child(3) .distribution-row__bar span { background: var(--blue); }
.distribution-row:nth-child(4) .distribution-row__bar span { background: var(--green); }
.rank-index--top { color: var(--amber); }

.auth-visual__hero h1 em { color: #d9b775; }
.auth-visual__hero h1 em::after { background: rgba(217, 183, 117, .2); }
.auth-point span:first-child { background: rgba(83, 177, 140, .13); color: #a9dcc4; }
.auth-visual__hero > p { color: rgba(255, 253, 248, .7); }

.avatar--sage { background: #e6efe9; color: #3f6b58; }
.avatar--sky { background: #e8eff6; color: #41657f; }
.avatar--sand { background: #f3ecdd; color: #7a6240; }
.avatar--rose { background: #f5e9e6; color: #8a5148; }
.avatar--lilac { background: #efeaf5; color: #67527d; }
.avatar--mint { background: #e5f2eb; color: #3f6c58; }

.submission-row__main .row-title .badge {
  display: inline-flex;
  width: auto;
  margin-top: 0;
  font-size: 10.5px;
  color: #146847;
  background: #e8f5ee;
  white-space: nowrap;
}

/* Exam state, navigator, and destructive affordances */
.map-num.is-answered { background: var(--blue-soft); border-color: var(--blue-line); color: #2f4f9e; }
.map-num.is-flagged { background: var(--amber-soft); border-color: #e8d1a7; color: #7d5b1e; }
.map-num__flag { background: var(--amber); }
.legend-swatch--answered { background: var(--blue-soft); border-color: var(--blue-line); }
.legend-swatch--flagged { background: var(--amber-soft); border-color: #e8d1a7; }
.flag-btn.is-flagged { color: #8a641f; }
.unanswered-box { border-color: #e8d1a7; }
.unanswered-box__head { color: #7d5b1e; }
.unanswered-chip { border-color: #e8d1a7; color: #7d5b1e; background: #fffdf9; }
.exam-map-count { color: #175c43; background: var(--green-soft); }
.student-card__remove:hover { color: var(--red); border-color: #ecc8c2; background: var(--red-soft); }
.modal--danger .modal__head h2 { color: #9b342a; }
.instruction-stat:nth-child(1) .icon { color: var(--blue); }
.instruction-stat:nth-child(2) .icon { color: var(--green); }
.instruction-stat:nth-child(3) .icon { color: var(--amber); }
.instruction-stat:nth-child(4) .icon { color: var(--coral); }
.agreement-box.is-checked { background: var(--green-soft); border-color: #cfe6d9; }
.score-dial::before { background: #0e0d0b; }
.score-dial--pass { background: conic-gradient(#53b18c calc(var(--value) * 1%), rgba(255, 255, 255, .13) 0); }
.score-dial--fail { background: conic-gradient(#d46a5a calc(var(--value) * 1%), rgba(255, 255, 255, .13) 0); }
.score-dial__inner small { color: #a8e5c9; }
.score-dial--fail .score-dial__inner small { color: #f0b1a6; }




/* ============================================================
   LaTeX / EQUATION SUPPORT
   ============================================================ */
.math-inline { display: inline; }
.math-inline .katex { font-size: 1.04em; }
.math-display { display: block; max-width: 100%; margin: 9px 0; overflow-x: auto; overflow-y: hidden; text-align: center; }
.math-display .katex-display { margin: .2em 0; }
.math-display .katex { font-size: 1.12em; }
.question-text .math-display, .review-detail__q .math-display { margin: 10px 0 12px; }
.answer-option__text .math-display { text-align: left; }
.math-invalid { display: inline-block; padding: 1px 5px; border-radius: 5px; background: var(--red-soft); color: var(--red); font-size: .9em; }
.field__label-row { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 6px; }
.field__label-row label { margin: 0; }
.math-badge {
  display: inline-flex; align-items: center; justify-content: center; gap: 3px;
  padding: 2px 7px; border-radius: 99px; border: 1px solid #d7e6dc;
  background: #f1f8f4; color: #2e6b51; font-family: "IBM Plex Mono", monospace;
  font-size: 8px; letter-spacing: .02em; white-space: nowrap;
}
.math-help { margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--line); display: grid; gap: 4px; color: var(--muted); font-size: 8.5px; line-height: 1.55; }
.math-help strong { color: var(--ink-soft); font-size: 9px; font-weight: 500; }
.math-help code { padding: 1px 4px; border-radius: 4px; background: var(--paper-deep); color: var(--ink-soft); font-family: "IBM Plex Mono", monospace; font-size: 8px; }
.form-card__head-tools { display: flex; align-items: center; gap: 8px; flex: 0 0 auto; }
.required-mark { color: var(--coral); }

/* ============================================================
   EXAM PARTICIPANTS
   ============================================================ */
.participant-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-bottom: 12px; border-bottom: 1px solid var(--line); margin-bottom: 12px; }
.participant-count { font-size: 11px; color: var(--muted); }
.participant-count strong { font-size: 18px; font-weight: 600; color: var(--ink); letter-spacing: -.04em; margin-right: 2px; }
.participant-count span { font-size: 8.5px; color: var(--muted-2); }
.participant-toolbar__actions { display: flex; align-items: center; gap: 7px; }
.participant-toolbar__actions .btn--link { font-size: 9.5px; color: var(--green); }
.participant-groups { display: grid; gap: 10px; }
.participant-group { border: 1px solid var(--line); border-radius: 11px; background: #fdfdfb; overflow: hidden; }
.participant-group__head { display: flex; align-items: center; gap: 8px; padding: 9px 11px; background: #f7f7f2; border-bottom: 1px solid var(--line); cursor: pointer; }
.participant-group__head input, .participant-student input { accent-color: var(--green); width: 14px; height: 14px; flex: 0 0 auto; cursor: pointer; }
.participant-group__code { font-size: 10px; font-weight: 600; letter-spacing: .01em; color: var(--ink); }
.participant-group__count { margin-left: auto; font-size: 8.5px; color: var(--muted-2); }
.participant-students { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--line); }
.participant-student { display: flex; align-items: center; gap: 8px; padding: 8px 10px; background: var(--surface); cursor: pointer; transition: background .14s; }
.participant-student:hover { background: #f7faf7; }
.participant-student:has(input:checked) { background: #f0f8f3; }
.participant-student > span { min-width: 0; display: grid; gap: 1px; }
.participant-student strong { font-size: 9px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.participant-student small { font-size: 8px; color: var(--muted-2); }
.participant-empty { display: flex; align-items: center; gap: 10px; padding: 14px; border: 1px dashed var(--line-strong); border-radius: 11px; color: var(--muted); }
.participant-empty > div { display: grid; gap: 2px; flex: 1; }
.participant-empty strong { font-size: 10.5px; color: var(--ink); font-weight: 500; }
.participant-empty span { font-size: 8.5px; }

/* ============================================================
   LIVE QUESTION PREVIEW
   ============================================================ */
.live-preview-card__head { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.live-preview { margin-top: 9px; padding: 12px; border: 1px solid var(--line); border-radius: 10px; background: #fdfdfb; min-height: 76px; }
.live-preview__meta { font-size: 8px; color: var(--muted-2); letter-spacing: .02em; margin-bottom: 6px; }
.live-preview__question { font-size: 11.5px; line-height: 1.7; color: var(--ink); }
.live-preview__question .math-display { margin: 6px 0; }
.live-preview__options { display: grid; gap: 5px; margin-top: 9px; }
.live-preview__option { display: grid; grid-template-columns: 17px minmax(0, 1fr) 13px; align-items: start; gap: 6px; padding: 5px 7px; border: 1px solid var(--line); border-radius: 6px; font-size: 9px; line-height: 1.5; background: #ffffff; }
.live-preview__option > span:first-child { width: 16px; height: 16px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; background: var(--paper-deep); color: var(--muted); font-size: 7.5px; font-weight: 600; }
.live-preview__option.is-correct { border-color: #cde5d8; background: #f2faf5; }
.live-preview__option.is-correct > span:first-child { background: var(--green); color: #ffffff; }
.live-preview__option .icon { color: var(--green); margin-top: 1px; }
.live-preview__answer { display: grid; gap: 2px; margin-top: 9px; padding-top: 8px; border-top: 1px solid var(--line); font-size: 9px; }
.live-preview__answer span { color: var(--muted-2); font-size: 8px; }
.live-preview__answer strong { font-weight: 500; line-height: 1.6; }
.live-preview__empty { min-height: 52px; display: flex; align-items: center; justify-content: center; gap: 7px; color: var(--muted-2); font-size: 9px; }

/* ============================================================
   CLASS MANAGEMENT
   ============================================================ */
.student-card__class { display: flex; align-items: center; gap: 6px; margin-top: 9px; padding: 5px 8px; border-radius: 7px; background: var(--paper-deep); }
.student-card__class > span { font-size: 7.5px; color: var(--muted-2); text-transform: uppercase; letter-spacing: .08em; }
.student-card__class select { flex: 1; min-width: 0; border: 0; background: transparent; color: var(--ink-soft); font-family: inherit; font-size: 9px; font-weight: 500; cursor: pointer; outline: none; }
.student-card__class select:focus-visible { outline: 2px solid var(--green); outline-offset: 2px; border-radius: 4px; }
.student-class-filter { width: 180px; min-height: 36px; font-size: 9.5px; }
.class-manager { display: grid; gap: 14px; }
.class-manager__scope { display: flex; align-items: flex-start; gap: 8px; padding: 9px 11px; margin-bottom: 8px; border-radius: 9px; background: var(--mint-soft); border: 1px solid #d5e7d9; cursor: pointer; }
.class-manager__scope input { width: 15px; height: 15px; margin-top: 1px; accent-color: var(--green); flex: 0 0 auto; }
.class-manager__scope span { display: grid; gap: 2px; }
.class-manager__scope strong { font-size: 9px; color: var(--pine); }
.class-manager__scope small { font-size: 7.8px; line-height: 1.45; color: var(--muted); }
.class-manager__add { display: flex; align-items: flex-end; gap: 8px; padding: 11px; border-radius: 10px; background: #f7f8f3; border: 1px solid var(--line); }
.class-manager__add .btn { min-height: 38px; flex: 0 0 auto; }
.class-manager__list { display: grid; gap: 6px; max-height: 300px; overflow-y: auto; }
.class-manager__row { display: flex; align-items: center; gap: 6px; padding: 6px 7px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface); }
.class-manager__hash { width: 20px; height: 20px; display: inline-flex; align-items: center; justify-content: center; border-radius: 6px; background: var(--pine); color: #ffffff; font-size: 9px; font-weight: 600; flex: 0 0 auto; }
.class-manager__row .input { min-height: 31px; font-size: 10.5px; padding: 5px 8px; border-color: transparent; background: var(--paper-deep); }
.class-manager__row .input:focus { border-color: var(--green); background: #ffffff; }
.class-manager__count { font-size: 8.5px; color: var(--muted-2); white-space: nowrap; min-width: 34px; text-align: right; }
.class-manager__empty { display: flex; align-items: center; justify-content: center; gap: 8px; padding: 24px; border: 1px dashed var(--line-strong); border-radius: 9px; color: var(--muted-2); font-size: 9.5px; }
.icon-btn--danger:hover { color: var(--red); background: var(--red-soft); border-color: #ecc8c2; }
.icon-btn--danger:disabled { opacity: .32; cursor: not-allowed; }
.btn--danger-ghost { background: transparent; border: 1px solid #ecc8c2; color: var(--red); }
.btn--danger-ghost:hover { background: var(--red-soft); border-color: #dfb0a8; }
.select--lg { min-height: 46px; font-size: 12px; }
.create-note--warn { display: flex; gap: 7px; align-items: flex-start; padding: 10px 11px; border-radius: 9px; background: var(--amber-soft); color: #75501b; font-size: 8.5px; line-height: 1.55; }

@media (max-width: 780px) {
  .participant-students { grid-template-columns: 1fr; }
  .participant-toolbar { align-items: flex-start; flex-direction: column; gap: 7px; }
  .student-class-filter { width: 100%; }
  .table-toolbar__left { flex-wrap: wrap; }
}
@media (max-width: 480px) {
  .class-manager__add { flex-direction: column; align-items: stretch; }
  .class-manager__row { flex-wrap: wrap; }
  .class-manager__row .input { flex: 1 1 calc(100% - 70px); }
}

/* ============================================================
   AUTH QUOTE + POLISH
   ============================================================ */
.auth-visual__hero { max-width: 640px; }
.auth-visual__hero h1.auth-visual__quote {
  font-size: clamp(28px, 2.9vw, 40px);
  line-height: 1.34;
  letter-spacing: -.03em;
  max-width: 640px;
}
.auth-visual__hero h1.auth-visual__quote em { white-space: normal; }
.auth-visual__quote em::after { height: 6px; bottom: 1px; }

/* Participant grid: keep odd empty cells the same surface as the card */
.participant-students { gap: 0; background: var(--surface); }
.participant-student { border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.participant-student:nth-child(2n) { border-right: 0; }
.participant-student:hover { background: #f7faf7; }
@media (max-width: 780px) {
  .participant-student { border-right: 0; }
}

@media (max-width: 780px) {
  .create-head { flex-direction: column; align-items: stretch; gap: 12px; }
  .create-head > div:first-child { width: 100%; min-width: 0; }
  .create-head h1 { font-size: 27px; }
  .create-head .teacher-page-head__actions { width: 100%; }
  .create-head .teacher-page-head__actions .btn { flex: 1; }
  .create-head .page-back { display: inline-flex; width: auto; }
}


/* Quote fallback when the editorial hero is hidden on small screens */
.auth-mobile-quote { display: none; }
@media (max-width: 1024px) {
  .auth-mobile-quote {
    display: block;
    margin-top: 15px;
    padding-left: 11px;
    border-left: 2px solid #b8842d;
    font-size: 11.5px;
    line-height: 1.65;
    color: var(--muted);
  }
  .auth-mobile-quote em {
    display: block;
    font-style: normal;
    color: var(--ink);
    font-weight: 500;
  }
}

/* Question navigator / single-question editor */
.builder-questions { scroll-margin-top: 82px; }
.question-nav {
  display: flex; flex-wrap: wrap; align-items: center; gap: 6px;
  padding: 9px 10px; border: 1px solid var(--line); border-radius: 10px;
  background: var(--surface-soft);
}
.question-nav__label { font-size: 9px; color: var(--muted); margin-right: 2px; }
.question-nav__item {
  width: 28px; height: 28px; border-radius: 7px; border: 1px solid var(--line);
  background: var(--surface); color: var(--muted); font: inherit; font-size: 10px;
  display: inline-flex; align-items: center; justify-content: center;
}
.question-nav__item:hover { border-color: var(--ink-soft); color: var(--ink); }
.question-nav__item.is-active { background: var(--ink); border-color: var(--ink); color: #ffffff; font-weight: 600; }
.question-nav__hint { display: flex; align-items: center; gap: 5px; font-size: 8.5px; color: var(--muted-2); margin-top: -3px; }

/* Keep the decorative preview from covering answer choices */
.auth-float--two { display: none; }

@media (max-width: 480px) {
  .class-manager__row {
    display: grid;
    grid-template-columns: 20px minmax(0, 1fr) auto auto auto;
    align-items: center;
    gap: 5px;
  }
  .class-manager__row .input { width: 100%; min-width: 0; }
  .class-manager__count { min-width: 28px; }
}

/* ============================================================
   MULTI-CLASS MEMBERSHIP
   ============================================================ */
.class-chip {
  display: inline-flex; align-items: center; padding: 2px 6px;
  border-radius: 6px; background: var(--mint-soft); color: var(--green);
  font-size: 8px; font-weight: 600; letter-spacing: .01em; white-space: nowrap;
}
.class-chip--empty { background: var(--paper-deep); color: var(--muted-2); font-weight: 400; }

.class-option-list { display: grid; gap: 5px; max-height: 188px; overflow-y: auto; padding: 2px; }
.class-option {
  display: flex; align-items: center; gap: 9px; padding: 8px 10px;
  border: 1px solid var(--line); border-radius: 8px; background: var(--surface);
  cursor: pointer; transition: .14s;
}
.class-option:hover { border-color: var(--line-strong); }
.class-option:has(input:checked) { background: var(--green-soft); border-color: #cfe6d9; }
.class-option input { width: 14px; height: 14px; flex: 0 0 auto; accent-color: var(--green); cursor: pointer; }
.class-option__copy { display: flex; align-items: center; justify-content: space-between; gap: 8px; min-width: 0; flex: 1; }
.class-option__copy strong { font-size: 10.5px; font-weight: 500; color: var(--ink); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.class-option__copy small { font-size: 8.5px; color: var(--muted-2); white-space: nowrap; }
.class-option-empty {
  display: flex; align-items: center; gap: 8px; padding: 12px; border: 1px dashed var(--line-strong);
  border-radius: 8px; color: var(--muted); font-size: 9px; background: var(--paper-deep);
}

.student-class-edit {
  width: 100%; display: flex; align-items: center; gap: 6px;
  margin-top: 10px; padding: 6px 8px; border: 1px solid var(--line); border-radius: 8px;
  background: var(--paper-deep); color: var(--ink); font: inherit; text-align: left; cursor: pointer;
  transition: .16s;
}
.student-class-edit:hover { border-color: var(--line-strong); background: var(--surface); }
.student-class-edit:focus-visible { outline: 2px solid var(--ink); outline-offset: 1px; }
.student-class-edit > .icon { color: var(--muted-2); margin-left: auto; flex: 0 0 auto; }
.student-class-edit__label { font-size: 8px; color: var(--muted-2); flex: 0 0 auto; letter-spacing: .06em; }
.student-class-edit__chips { display: flex; flex-wrap: wrap; gap: 3px; min-width: 0; }

.student-class-modal__person {
  display: flex; align-items: center; gap: 9px; padding: 10px 11px; margin-bottom: 13px;
  border: 1px solid var(--line); border-radius: 10px; background: var(--paper-deep);
}
.student-class-modal__person > div { display: grid; gap: 2px; min-width: 0; }
.student-class-modal__person strong { font-size: 11px; font-weight: 500; }
.student-class-modal__person span { font-size: 8.5px; color: var(--muted); }

.participant-filter { width: 142px; min-height: 30px; font-size: 9px; padding: 4px 26px 4px 8px; }
.participant-students--flat { border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.participant-students--flat .participant-student { padding: 8px 10px; }
.participant-student > .participant-student__copy { flex: 1; min-width: 0; display: grid; gap: 1px; }
.participant-student > .participant-student__chips { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 3px; max-width: 42%; }

/* ============================================================
   STUDENT AVAILABLE EXAMS
   ============================================================ */
.available-exams { padding: 19px; }
.available-exams .section-heading { align-items: flex-start; }
.available-exams__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(225px, 1fr)); gap: 9px; margin-top: 13px; }
.available-exam-card {
  display: flex; flex-direction: column; gap: 8px; padding: 13px;
  border: 1px solid var(--line); border-radius: 12px; background: var(--surface);
  transition: .16s; min-width: 0;
}
.available-exam-card:hover { border-color: var(--green); box-shadow: var(--shadow-sm); transform: translateY(-1px); }
.available-exam-card__top { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.available-exam-card__subject { display: inline-flex; align-items: center; gap: 5px; font-size: 8.5px; color: var(--muted); min-width: 0; }
.available-exam-card h3 { font-size: 12.5px; font-weight: 600; letter-spacing: -.015em; line-height: 1.5; }
.available-exam-card__meta { display: flex; flex-wrap: wrap; gap: 4px 8px; color: var(--muted-2); font-size: 8.5px; }
.available-exam-card__meta span { display: inline-flex; align-items: center; gap: 3px; }
.available-exam-card__foot {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  margin-top: auto; padding-top: 8px; border-top: 1px solid var(--line); color: var(--muted); font-size: 8.5px;
}
.available-exam-card__foot strong { display: inline-flex; align-items: center; gap: 4px; color: var(--green); font-size: 9px; font-weight: 600; white-space: nowrap; }
.upcoming-exams__grid { grid-template-columns: repeat(auto-fit, minmax(285px, 1fr)); }
.upcoming-exam-card { gap: 9px; }
.upcoming-exam-card__desc {
  color: var(--muted); font-size: 10px; line-height: 1.55;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.upcoming-exam-card__schedule {
  display: grid; gap: 7px; padding: 9px 10px;
  border: 1px solid var(--line); border-radius: 9px; background: #fafafa;
}
.upcoming-exam-card__schedule > div { display: grid; gap: 2px; min-width: 0; }
.upcoming-exam-card__schedule span { display: inline-flex; align-items: center; gap: 4px; color: var(--muted); font-size: 8.5px; }
.upcoming-exam-card__schedule strong { color: var(--ink-soft); font-size: 10.5px; line-height: 1.45; font-weight: 600; }
.upcoming-detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.upcoming-detail-item {
  padding: 11px 12px; border: 1px solid var(--line); border-radius: 10px;
  background: #fafafa; display: grid; gap: 4px;
}
.upcoming-detail-item--open { background: var(--mint-soft); border-color: #dfe9df; }
.upcoming-detail-item span { display: inline-flex; align-items: center; gap: 4px; color: var(--muted); font-size: 9.5px; }
.upcoming-detail-item strong { color: var(--ink); font-size: 12px; line-height: 1.5; font-weight: 600; }

@media (max-width: 780px) {
  .available-exams { padding: 15px; }
  .available-exams__grid { grid-template-columns: 1fr; }
  .upcoming-exams__grid { grid-template-columns: 1fr; }
  .participant-filter { width: 100%; }
  .participant-student > .participant-student__chips { max-width: 38%; }
}
@media (max-width: 480px) {
  .available-exam-card__foot { align-items: flex-start; flex-direction: column; gap: 5px; }
  .upcoming-detail-grid { grid-template-columns: 1fr; }
  .student-class-edit { align-items: flex-start; }
  .participant-student > .participant-student__chips { max-width: 34%; }
}

@media (max-width: 780px) {
  .teacher-page-head__actions { flex-wrap: wrap; }
  .teacher-page-head__actions .btn { flex: 1 1 125px; }
}

/* ============================================================
   MULTI-TEACHER BACK OFFICE / OWNERSHIP
   ============================================================ */
.fixed-field {
  display: flex; align-items: center; gap: 8px; min-height: 43px;
  padding: 0 12px; border: 1px solid var(--line); border-radius: 10px;
  background: #f7f5f0; color: var(--ink-soft); font-size: 11px;
}
.fixed-field .icon { color: var(--muted); }
.fixed-field strong { font-weight: 500; }
.fixed-field span { margin-left: auto; font-size: 8px; color: var(--muted); }

.exam-admin-card h3 a { color: inherit; text-decoration: none; }
.exam-admin-card h3 a:hover { text-decoration: underline; text-underline-offset: 3px; }
.exam-admin-card__creator {
  display: flex; align-items: center; gap: 7px; margin-top: 10px;
  padding: 7px 8px; border: 1px solid var(--line); border-radius: 9px;
  background: #f8f6f1; min-width: 0;
}
.exam-admin-card__creator > span:not(.exam-admin-card__readonly) { display: flex; flex-direction: column; gap: 1px; min-width: 0; }
.exam-admin-card__creator strong { font-size: 8.5px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.exam-admin-card__creator small { font-size: 7.5px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.exam-admin-card__readonly { margin-left: auto; display: inline-flex; align-items: center; gap: 3px; font-size: 7.5px; color: var(--muted); white-space: nowrap; }
.exam-admin-card__privacy { display: inline-flex; align-items: center; gap: 4px; margin-top: 9px; font-size: 8px; color: var(--amber-dark, #8a6120); }
.exam-admin-head__creator {
  display: flex; align-items: center; gap: 7px; flex-wrap: wrap;
  margin-top: 10px; font-size: 9px; color: var(--muted);
}
.exam-admin-head__creator strong { color: var(--ink-soft); font-weight: 500; }
.exam-readonly-note { display: inline-flex; align-items: center; gap: 5px; font-size: 9px; color: var(--muted); }
.exam-admin-head__actions .exam-readonly-note { padding: 8px 0; }
.submission-row--readonly { cursor: default; }
.submission-row--readonly:hover { background: transparent; }

.staff-summary { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 15px; }
.staff-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.staff-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: 15px;
  padding: 16px; display: flex; flex-direction: column; gap: 11px;
}
.staff-card--owner { background: var(--pine); border-color: var(--pine); color: #fff; }
.staff-card__head { display: flex; align-items: center; gap: 9px; min-width: 0; }
.staff-card__person {
  display: flex; align-items: center; gap: 9px; min-width: 0; flex: 1;
  padding: 0; border: 0; background: transparent; color: inherit; text-align: left;
  font: inherit; cursor: pointer;
}
.staff-card__person:hover .staff-card__identity strong { color: var(--green); }
.staff-card--owner .staff-card__person:hover .staff-card__identity strong { color: #fff; }
.staff-card__person:focus-visible { outline: 2px solid var(--mint-strong); outline-offset: 3px; border-radius: 8px; }
.staff-card__foot .btn--link { padding: 0; font-size: inherit; }
.staff-card--owner .staff-card__foot .btn--link { color: #fff; }
.staff-move-form, .staff-role-form {
  display: grid; gap: 9px; padding: 12px; border: 1px solid var(--line);
  border-radius: 11px; background: #fbf9f4;
}
.staff-move-form .btn, .staff-role-form .btn { justify-self: start; }
.staff-card__identity { min-width: 0; flex: 1; }
.staff-card__identity strong { display: block; font-size: 11.5px; font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.staff-card__identity span { display: block; margin-top: 2px; font-size: 8px; color: var(--muted); }
.staff-card--owner .staff-card__identity span { color: rgba(255,255,255,.55); }
.staff-card__code {
  display: flex; align-items: center; gap: 6px; padding: 8px 9px;
  border-radius: 9px; background: #f4f1ea; border: 1px solid var(--line);
  font-size: 8px; color: var(--muted);
}
.staff-card__code strong { margin-left: auto; font-size: 10px; letter-spacing: .1em; color: var(--ink-soft); }
.staff-card--owner .staff-card__code { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.14); color: rgba(255,255,255,.55); }
.staff-card--owner .staff-card__code strong { color: #fff; }
.staff-card__school { display: flex; align-items: center; gap: 6px; font-size: 8.5px; color: var(--muted); }
.staff-card--owner .staff-card__school { color: rgba(255,255,255,.65); }
.staff-card__school span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.staff-card__meta { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; padding-top: 10px; border-top: 1px solid var(--line); }
.staff-card--owner .staff-card__meta { border-color: rgba(255,255,255,.14); }
.staff-card__meta div { display: flex; flex-direction: column; gap: 2px; }
.staff-card__meta span { font-size: 7.5px; color: var(--muted); }
.staff-card__meta strong { font-size: 10px; font-weight: 500; }
.staff-card--owner .staff-card__meta span { color: rgba(255,255,255,.5); }
.staff-card__foot { display: flex; justify-content: space-between; gap: 8px; flex-wrap: wrap; font-size: 7.5px; color: var(--muted); }
.staff-card--owner .staff-card__foot { color: rgba(255,255,255,.5); }

.code-generate-row { display: flex; align-items: stretch; gap: 7px; }
.code-generate-row .input { flex: 1; min-width: 0; }
.code-generate-row .btn { flex: 0 0 auto; white-space: nowrap; padding: 0 10px; }
.teacher-created { display: grid; gap: 12px; }
.teacher-created__hero { display: flex; align-items: center; gap: 11px; }
.teacher-created__hero strong { display: block; font-size: 14px; }
.teacher-created__hero span { display: block; margin-top: 2px; font-size: 9px; color: var(--muted); }
.teacher-created__credential {
  display: flex; align-items: center; gap: 8px; padding: 12px 13px;
  border-radius: 11px; background: var(--pine); color: #fff;
}
.teacher-created__credential span { font-size: 8px; color: rgba(255,255,255,.55); }
.teacher-created__credential strong { margin-left: auto; font-size: 17px; letter-spacing: .13em; }
.teacher-created__credential .icon-btn { color: rgba(255,255,255,.8); }
.teacher-created__credential--soft { background: #f4f1ea; color: var(--ink-soft); }
.teacher-created__credential--soft span { color: var(--muted); }
.teacher-created__credential--soft .icon-btn { color: var(--muted); }
.teacher-created__hint { display: flex; gap: 6px; align-items: flex-start; font-size: 8.5px; line-height: 1.55; color: var(--muted); }
.teacher-created__hint strong { color: var(--ink-soft); font-weight: 500; }

@media (max-width: 1080px) {
  .staff-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .staff-summary { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 780px) {
  .staff-summary { grid-template-columns: 1fr 1fr; gap: 8px; }
  .staff-grid { grid-template-columns: 1fr; }
  .staff-card { padding: 14px; }
}
@media (max-width: 480px) {
  .staff-summary { grid-template-columns: 1fr; }
  .code-generate-row { flex-direction: column; }
  .code-generate-row .btn { min-height: 38px; }
}
.teacher-created__credential .icon-btn {
  background: rgba(255,255,255,.14); color: #fff; border-color: rgba(255,255,255,.22);
}
.teacher-created__credential--soft .icon-btn {
  background: #fff; color: var(--muted); border-color: var(--line);
}
@media (max-width: 600px) {
  .exam-card-grid { grid-template-columns: 1fr; }
  .exam-admin-card { min-height: 0; }
  .exam-admin-card__foot { flex-wrap: wrap; }
  .exam-admin-card__actions { margin-left: auto; flex-wrap: wrap; justify-content: flex-end; }
  .exam-admin-card__creator { margin-top: 9px; }
}

/* ============================================================
   ORGANIZATIONS, PROFILES, STUDENT DETAIL, SHARE MODES
   ============================================================ */
.header-profile--button {
  font: inherit; color: inherit; text-align: left; cursor: pointer;
  transition: border-color .16s, box-shadow .16s;
}
.header-profile--button:hover { border-color: var(--line-strong); box-shadow: var(--shadow-sm); }
.header-profile--button:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }
.sidebar-profile__copy {
  padding: 0; border: 0; background: transparent; color: inherit; text-align: left; cursor: pointer;
}
.sidebar-profile__copy:hover strong { color: #ffffff; }
.sidebar-profile__copy:focus-visible { outline: 1px solid rgba(255,255,255,.55); outline-offset: 3px; border-radius: 4px; }
.sidebar-quick__muted { display: block; padding-top: 8px; font-size: 8px; color: rgba(255,255,255,.42); }

.account-profile { display: grid; gap: 14px; }
.account-profile__hero { display: flex; align-items: center; gap: 12px; padding-bottom: 13px; border-bottom: 1px solid var(--line); }
.account-profile__hero strong { display: block; font-size: 17px; font-weight: 600; letter-spacing: -.02em; }
.account-profile__hero span { display: block; margin-top: 3px; font-size: 9px; color: var(--muted); }
.account-profile__details { display: grid; gap: 7px; }
.profile-detail {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 8px 10px; border-radius: 9px; background: #f7f4ed; border: 1px solid var(--line);
}
.profile-detail > span { font-size: 8.5px; color: var(--muted); }
.profile-detail > strong { font-size: 10px; font-weight: 500; text-align: right; }
.profile-detail .profile-code { display: inline-flex; align-items: center; justify-content: flex-end; gap: 6px; letter-spacing: .06em; white-space: nowrap; }
.profile-detail .profile-code .icon-btn { width: 26px; height: 26px; flex: 0 0 auto; border-radius: 7px; }
.profile-secret { padding: 11px 12px; border-radius: 11px; background: var(--pine); color: #fff; }
.profile-secret__label { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.profile-secret__label span { display: inline-flex; align-items: center; gap: 5px; font-size: 8.5px; color: rgba(255,255,255,.62); }
.profile-secret__label small { font-size: 7.5px; color: rgba(255,255,255,.38); }
.profile-secret__row { display: flex; align-items: center; gap: 8px; margin-top: 7px; }
.profile-secret__row > strong { min-width: 90px; font-size: 15px; letter-spacing: .12em; font-weight: 500; }
.profile-secret__row .icon-btn { color: rgba(255,255,255,.8); border-color: rgba(255,255,255,.16); background: rgba(255,255,255,.08); }
.profile-secret__row .btn { margin-left: auto; }
.profile-secret__row .btn--ghost { color: #fff; border-color: rgba(255,255,255,.22); background: rgba(255,255,255,.1); }
.profile-password-form { display: grid; gap: 9px; padding: 12px; border: 1px solid var(--line); border-radius: 11px; background: var(--surface); }
.profile-password-form[hidden] { display: none; }
.profile-password-form__actions { display: flex; justify-content: flex-end; gap: 7px; }
.account-profile__hint { display: flex; align-items: flex-start; gap: 5px; font-size: 8px; line-height: 1.55; color: var(--muted); }

.org-section { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 16px; margin-bottom: 16px; }
.org-section__head { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; margin-bottom: 12px; }
.org-section__head h2 { font-size: 14px; font-weight: 600; margin-top: 3px; }
.org-section__head p { margin-top: 3px; font-size: 9px; color: var(--muted); }
.org-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.org-card { padding: 12px; border: 1px solid var(--line); border-radius: 12px; background: #fbf9f4; display: grid; gap: 9px; }
.org-card__top { display: flex; align-items: center; gap: 9px; min-width: 0; }
.org-card__icon { width: 31px; height: 31px; border-radius: 9px; display: inline-flex; align-items: center; justify-content: center; background: var(--mint-soft); color: var(--green); flex: 0 0 auto; }
.org-card__identity { min-width: 0; flex: 1; }
.org-card__identity strong { display: block; font-size: 10.5px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.org-card__identity span { display: block; margin-top: 2px; font-size: 7.8px; color: var(--muted); }
.org-card__identity span strong { display: inline; font-size: inherit; color: var(--ink-soft); }
.org-card__actions { display: flex; align-items: center; gap: 2px; flex: 0 0 auto; }
.org-card__stats { display: flex; gap: 11px; flex-wrap: wrap; font-size: 8px; color: var(--muted); }
.org-card__stats span { display: inline-flex; align-items: center; gap: 4px; }
.org-card__hint { font-size: 7.5px; color: var(--muted-2); letter-spacing: .03em; }
.org-empty { padding: 18px; text-align: center; font-size: 9px; color: var(--muted); border: 1px dashed var(--line-strong); border-radius: 10px; display: grid; justify-items: center; gap: 6px; }
.staff-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 10px 12px; }
.staff-toolbar .select { min-width: 220px; }
.staff-card__school .staff-card__orgshort { margin-left: auto; font-size: 7px; letter-spacing: .08em; color: var(--muted-2); flex: 0 0 auto; }
.staff-card--owner .staff-card__orgshort { color: rgba(255,255,255,.4); }

.student-card__profile { display: flex; align-items: center; gap: 9px; min-width: 0; flex: 1; color: inherit; text-decoration: none; }
.student-card__profile:hover strong { color: var(--green); }
.student-card__profile .student-card__copy { flex: 1; }
.student-card__profile .student-card__copy span { display: inline-flex; align-items: center; gap: 3px; }

.exam-stats-locked {
  display: flex; align-items: center; gap: 7px; margin: -2px 0 14px;
  padding: 9px 12px; border-radius: 10px; border: 1px solid #eadfc8;
  background: #fbf5e8; color: #7c5b1f; font-size: 8.5px;
}

.student-profile-page { display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: 16px; align-items: start; }
.student-id-card {
  position: relative; overflow: hidden; padding: 18px; border-radius: 18px;
  background: var(--pine); color: #fff; box-shadow: var(--shadow-sm);
}
.student-id-card::after {
  content: ''; position: absolute; width: 150px; height: 150px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,.08); right: -55px; bottom: -70px;
}
.student-id-card__top { display: flex; align-items: flex-start; gap: 10px; position: relative; z-index: 1; }
.student-id-card__top .avatar { border-color: rgba(255,255,255,.18); background: rgba(255,255,255,.1); color: #fff; }
.student-id-card__identity { min-width: 0; flex: 1; }
.student-id-card__identity .eyebrow { color: #d9b775; font-size: 7.5px; }
.student-id-card__identity h1 { margin-top: 3px; font-size: 20px; line-height: 1.2; font-weight: 600; letter-spacing: -.03em; }
.student-id-card__identity p { margin-top: 4px; font-size: 8.5px; color: rgba(255,255,255,.55); }
.student-id-card__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 11px; margin-top: 17px; padding-top: 14px; border-top: 1px solid rgba(255,255,255,.14); position: relative; z-index: 1; }
.student-id-card__grid > div { min-width: 0; }
.student-id-card__grid span { display: block; font-size: 7px; letter-spacing: .06em; text-transform: uppercase; color: rgba(255,255,255,.42); }
.student-id-card__grid strong { display: block; margin-top: 3px; font-size: 9.5px; font-weight: 500; overflow: hidden; text-overflow: ellipsis; }
.student-id-card__grid .class-chip { background: rgba(255,255,255,.12); border-color: rgba(255,255,255,.16); color: #fff; }
.student-id-card__foot { display: flex; gap: 5px; align-items: flex-start; margin-top: 15px; padding-top: 11px; border-top: 1px solid rgba(255,255,255,.14); font-size: 7.5px; line-height: 1.55; color: rgba(255,255,255,.45); position: relative; z-index: 1; }
.student-id-card__actions { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; margin-top: 11px; position: relative; z-index: 1; }
.student-id-card__actions .btn { color: rgba(255,255,255,.72); border-color: rgba(255,255,255,.18); background: rgba(255,255,255,.06); font-size: 8px; }
.student-id-card__actions .btn:hover { color: #fff; border-color: rgba(255,255,255,.35); }

.student-results-panel { display: grid; gap: 13px; }
.student-results-panel__average {
  display: flex; align-items: center; justify-content: space-between; gap: 15px;
  padding: 17px 19px; border-radius: 16px; background: var(--surface); border: 1px solid var(--line);
}
.student-results-panel__average > div:first-child > span { display: block; font-size: 8px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.student-results-panel__average > div:first-child > strong { display: block; margin-top: 2px; font-size: 29px; line-height: 1; font-weight: 600; letter-spacing: -.04em; }
.student-results-panel__average small { display: block; margin-top: 5px; font-size: 8px; color: var(--muted); }
.average-ring .score-ring { --ring-size: 78px; }
.average-empty { width: 78px; height: 78px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; border: 1px dashed var(--line-strong); color: var(--muted-2); font-size: 22px; }
.average-ring .score-ring__inner strong { font-size: 18px; }
.student-results-panel__head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-top: 3px; }
.student-results-panel__head h2 { font-size: 14px; font-weight: 600; }
.student-results-panel__head p { margin-top: 2px; font-size: 8.5px; color: var(--muted); }
.student-exam-list { display: grid; gap: 7px; }
.student-exam-row {
  display: flex; align-items: center; gap: 9px; padding: 11px 12px;
  border-radius: 11px; border: 1px solid var(--line); background: var(--surface); color: inherit;
  transition: .15s;
}
.student-exam-row:hover { border-color: var(--line-strong); box-shadow: var(--shadow-sm); transform: translateY(-1px); }
.student-exam-row--locked { cursor: default; background: #fbf9f4; }
.student-exam-row--locked:hover { border-color: var(--line); box-shadow: none; transform: none; }
.student-exam-row--locked .student-exam-row__icon { background: var(--paper-deep); color: var(--muted); }
.student-exam-row__icon { width: 31px; height: 31px; flex: 0 0 auto; border-radius: 9px; display: inline-flex; align-items: center; justify-content: center; background: var(--mint-soft); color: var(--green); }
.student-exam-row__copy { min-width: 0; flex: 1; }
.student-exam-row__copy strong { display: block; font-size: 10px; font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.student-exam-row__copy small { display: block; margin-top: 2px; font-size: 7.5px; color: var(--muted); }
.student-exam-row__status { flex: 0 0 auto; }
.student-exam-row__score { min-width: 65px; text-align: right; font-size: 11px; font-weight: 600; color: var(--ink-soft); }
.student-exam-row__score small { font-size: 7.5px; font-weight: 400; color: var(--muted); margin-left: 2px; }
.student-exam-row > .icon { flex: 0 0 auto; color: var(--muted-2); }

.student-exam-detail-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 10px; }
.student-exam-detail-head h1 { margin-top: 3px; font-size: 25px; font-weight: 600; letter-spacing: -.035em; }
.student-exam-detail-head p { margin-top: 4px; font-size: 9px; color: var(--muted); }
.student-exam-detail-head__score { text-align: right; flex: 0 0 auto; padding: 11px 14px; border-radius: 13px; background: var(--pine); color: #fff; }
.student-exam-detail-head__score strong { display: block; font-size: 22px; line-height: 1.1; font-weight: 600; }
.student-exam-detail-head__score span { display: block; margin-top: 2px; font-size: 8px; color: rgba(255,255,255,.55); }
.student-exam-detail-meta { display: flex; align-items: center; gap: 13px; flex-wrap: wrap; padding-bottom: 14px; border-bottom: 1px solid var(--line); margin-bottom: 14px; font-size: 8px; color: var(--muted); }
.student-exam-detail-meta span { display: inline-flex; align-items: center; gap: 4px; }
.student-exam-detail-body { display: grid; gap: 13px; }
.student-exam-detail-summary { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; padding: 13px 15px; }
.student-exam-detail-summary > div { display: grid; gap: 3px; }
.student-exam-detail-summary > div > span { font-size: 7.5px; color: var(--muted); }
.student-exam-detail-summary > div > strong { font-size: 10px; font-weight: 500; }
.student-exam-detail-summary .btn { margin-left: auto; }
.student-answer-list { display: grid; gap: 9px; }












@media (max-width: 1080px) {
  .student-profile-page { grid-template-columns: 260px minmax(0, 1fr); }
  .student-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 900px) {
  .student-profile-page { grid-template-columns: 1fr; }
  .student-id-card { max-width: 420px; }
}
@media (max-width: 780px) {
  .org-grid { grid-template-columns: 1fr; }
  .org-section__head { flex-direction: column; }
  .staff-toolbar { flex-direction: column; align-items: stretch; }
  .staff-toolbar .select { width: 100%; min-width: 0; }
  .student-grid { grid-template-columns: repeat(2, 1fr); }
  .student-exam-detail-head { flex-direction: column; }
  .student-exam-detail-head__score { align-self: flex-start; }
  .student-exam-detail-summary .btn { margin-left: 0; }
}
@media (max-width: 560px) {
  .student-grid { grid-template-columns: 1fr; }
  .profile-secret__row { flex-wrap: wrap; }
  .profile-secret__row .btn { margin-left: 0; width: 100%; }
  .staff-move-form .btn, .staff-role-form .btn { width: 100%; }
  .student-exam-row { flex-wrap: wrap; }
  .student-exam-row__copy { flex-basis: calc(100% - 42px); }
  .student-exam-row__status { margin-left: 40px; }
  .student-exam-row__score { margin-left: auto; }
  
  .student-id-card__grid { grid-template-columns: 1fr 1fr; }
}
.exam-admin-card__locked { display: flex; align-items: center; gap: 5px; margin-top: 9px; padding-top: 8px; border-top: 1px dashed var(--line); font-size: 7.5px; color: var(--muted); }

/* Aggregate analytics */
.analytics-filters {
  display: grid; grid-template-columns: minmax(180px, 260px) minmax(180px, 260px) 1fr;
  gap: 12px; align-items: end; margin-bottom: 15px;
  background: var(--surface); border: 1px solid var(--line); border-radius: 15px; padding: 13px 14px;
}
.analytics-filters .field { margin: 0; }
.analytics-filters .select { width: 100%; }
.analytics-filters__note { align-self: center; display: flex; align-items: flex-start; gap: 5px; font-size: 8px; line-height: 1.5; color: var(--muted); padding-bottom: 2px; }
.analytics-stat-grid { display: grid; grid-template-columns: 1.35fr repeat(3, minmax(0, 1fr)); gap: 12px; margin-bottom: 15px; }
.analytics-stat {
  position: relative; display: flex; flex-direction: column; gap: 5px;
  padding: 16px; border-radius: 16px; border: 1px solid var(--line);
  background: var(--surface); color: var(--ink); overflow: hidden;
}
.analytics-stat--hero { background: var(--pine); border-color: var(--pine); color: #fff; }
.analytics-stat--link { text-decoration: none; transition: transform .18s ease, box-shadow .18s ease; }
.analytics-stat--link:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(24,46,38,.12); }
.analytics-stat__icon {
  width: 32px; height: 32px; border-radius: 9px; display: inline-flex; align-items: center; justify-content: center;
  background: var(--mint-soft); color: var(--green); margin-bottom: 3px;
}
.analytics-stat--hero .analytics-stat__icon { background: rgba(255,255,255,.12); color: #fff; }
.analytics-stat__label { font-size: 8px; letter-spacing: .04em; color: var(--muted); }
.analytics-stat--hero .analytics-stat__label { color: rgba(255,255,255,.6); }
.analytics-stat > strong { font-size: 25px; font-weight: 600; line-height: 1.05; letter-spacing: -.03em; }
.analytics-stat > strong small { font-size: 10px; font-weight: 400; letter-spacing: 0; margin-left: 2px; color: var(--muted); }
.analytics-stat--hero > strong small { color: rgba(255,255,255,.65); }
.analytics-stat__detail { font-size: 8px; line-height: 1.5; color: var(--muted); }
.analytics-stat--hero .analytics-stat__detail { color: rgba(255,255,255,.62); }
.analytics-stat__cta { margin-top: auto; padding-top: 9px; display: inline-flex; align-items: center; gap: 4px; font-size: 8.5px; font-weight: 500; color: rgba(255,255,255,.85); }
.analytics-columns { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(250px, 1fr); gap: 14px; margin-bottom: 15px; }
.analytics-panel { padding: 15px; }
.analytics-panel__head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 11px; }
.analytics-panel__head h2 { margin-top: 3px; font-size: 14px; font-weight: 600; letter-spacing: -.02em; }
.analytics-panel__head .btn--link { font-size: 8.5px; color: var(--green); }
.analytics-mini-rank { display: grid; }
.analytics-mini-row { display: flex; align-items: center; gap: 9px; padding: 8px 5px; border-top: 1px solid var(--line); color: inherit; text-decoration: none; border-radius: 7px; }
.analytics-mini-row:first-child { border-top: 0; }
.analytics-mini-row:hover { background: #f8f5ee; }
.analytics-mini-row__rank { width: 19px; flex: 0 0 auto; font-size: 10px; font-weight: 600; color: var(--green); text-align: center; }
.analytics-mini-row__name { min-width: 0; flex: 1; }
.analytics-mini-row__name strong { display: block; font-size: 9.5px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.analytics-mini-row__name small { display: block; margin-top: 1px; font-size: 7.5px; color: var(--muted); }
.analytics-mini-row__score { font-size: 12px; font-weight: 600; color: var(--green); }
.analytics-role-grid { display: grid; gap: 8px; }
.analytics-role { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 10px 11px; border-radius: 10px; background: #f7f4ed; border: 1px solid var(--line); }
.analytics-role span { display: inline-flex; align-items: center; gap: 6px; font-size: 8.5px; color: var(--muted); }
.analytics-role strong { font-size: 13px; font-weight: 600; }
.analytics-role strong small { font-size: 7.5px; font-weight: 400; color: var(--muted); }
.analytics-topic-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 9px 18px; }
.analytics-topic { display: grid; gap: 4px; padding: 7px 0; }
.analytics-topic__top { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.analytics-topic__top strong { font-size: 9.5px; font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.analytics-topic__top span { flex: 0 0 auto; font-size: 8px; color: var(--muted); }
.analytics-topic__bar { height: 5px; border-radius: 99px; background: #ede9df; overflow: hidden; }
.analytics-topic__bar span { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--mint-strong), var(--green)); }
.analytics-topic small { font-size: 7px; color: var(--muted-2); }
.analytics-empty { min-height: 130px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 7px; font-size: 9px; color: var(--muted); text-align: center; }
.analytics-ranking-summary { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 14px; }
.analytics-ranking-summary div { background: var(--surface); border: 1px solid var(--line); border-radius: 13px; padding: 12px 14px; }
.analytics-ranking-summary span { display: block; font-size: 8px; color: var(--muted); }
.analytics-ranking-summary strong { display: block; margin-top: 3px; font-size: 18px; font-weight: 600; letter-spacing: -.02em; }
.analytics-ranking-summary strong small { font-size: 8px; font-weight: 400; color: var(--muted); }
.analytics-rank-card { padding: 6px 15px 15px; }
.analytics-rank-head, .analytics-rank-row { display: grid; grid-template-columns: 46px minmax(0, 2fr) repeat(3, minmax(70px, .7fr)) 24px; gap: 10px; align-items: center; }
.analytics-rank-head { padding: 10px 6px; border-bottom: 1px solid var(--line); font-size: 7.5px; color: var(--muted); }
.analytics-rank-head span:nth-child(n+3) { text-align: right; }
.analytics-rank-row { padding: 9px 6px; border-bottom: 1px solid var(--line); color: inherit; text-decoration: none; border-radius: 8px; }
.analytics-rank-row:last-child { border-bottom: 0; }
.analytics-rank-row:hover { background: #f8f5ee; }
.analytics-rank-row__rank { font-size: 14px; font-weight: 600; color: var(--muted); text-align: center; }
.analytics-rank-row--top .analytics-rank-row__rank { color: var(--green); }
.analytics-rank-row--top-1 .analytics-rank-row__rank { font-size: 17px; color: var(--coral); }
.analytics-rank-row__name { min-width: 0; }
.analytics-rank-row__name strong { display: block; font-size: 10px; font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.analytics-rank-row__name small { display: block; margin-top: 2px; font-size: 7.5px; color: var(--muted); }
.analytics-rank-row__metric { text-align: right; }
.analytics-rank-row__metric span { display: none; font-size: 7px; color: var(--muted); }
.analytics-rank-row__metric strong { font-size: 10px; font-weight: 500; }
.analytics-rank-row__arrow { display: flex; justify-content: flex-end; color: var(--muted-2); }
.analytics-chart-grid { display: grid; grid-template-columns: minmax(0, 1.65fr) minmax(270px, .85fr); gap: 14px; margin-bottom: 15px; }
.analytics-chart-panel { overflow: hidden; }
.analytics-chart-scroll { overflow-x: auto; }
.analytics-line-chart { display: block; width: 100%; height: 230px; overflow: visible; font-family: inherit; }
.trend-grid-line { stroke: #e9e4d9; stroke-width: 1; stroke-dasharray: 3 5; }
.trend-axis-label { fill: var(--muted-2); font-size: 9px; }
.trend-line { fill: none; stroke: var(--green); stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }
.trend-point circle { fill: var(--green); stroke: #fff; stroke-width: 2; }
.trend-point .trend-point__hit { fill: transparent; stroke: none; }
.trend-point:hover circle:first-child { fill: var(--coral); }
.analytics-chart-caption { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding-top: 5px; color: var(--muted); font-size: 8px; }
.analytics-chart-caption span { display: inline-flex; align-items: center; gap: 5px; }
.analytics-dot { display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--green); }
.analytics-dot--coral { background: var(--coral); }
.analytics-distribution { display: flex; align-items: flex-end; gap: 9px; height: 190px; padding: 6px 2px 0; }
.analytics-distribution__col { display: flex; flex: 1; min-width: 0; height: 100%; flex-direction: column; align-items: center; justify-content: flex-end; gap: 5px; }
.analytics-distribution__count { font-size: 8.5px; font-weight: 600; color: var(--green); }
.analytics-distribution__track { display: flex; width: 100%; flex: 1; align-items: flex-end; overflow: hidden; border-radius: 6px 6px 3px 3px; background: #f4f0e7; }
.analytics-distribution__track span { display: block; width: 100%; min-height: 4px; border-radius: 6px 6px 3px 3px; background: linear-gradient(180deg, var(--mint-strong), var(--green)); }
.analytics-distribution__col small { font-size: 7px; color: var(--muted); white-space: nowrap; }
.analytics-class-list { display: grid; gap: 10px; }
.analytics-class-row { display: grid; gap: 4px; }
.analytics-class-row__top { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; }
.analytics-class-row__top strong { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 9.5px; font-weight: 500; }
.analytics-class-row__top span { flex: 0 0 auto; font-size: 10px; font-weight: 600; color: var(--green); }
.analytics-class-row__bar { height: 6px; overflow: hidden; border-radius: 99px; background: #ede9df; }
.analytics-class-row__bar span { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--mint), var(--green)); }
.analytics-class-row small { font-size: 7px; color: var(--muted-2); }
.analytics-empty--chart { min-height: 190px; }

@media (max-width: 1100px) {
  .analytics-stat-grid { grid-template-columns: 1fr 1fr; }
  .analytics-columns, .analytics-chart-grid { grid-template-columns: 1fr; }
  .analytics-filters { grid-template-columns: 1fr 1fr; }
  .analytics-filters__note { grid-column: 1 / -1; }
}
@media (max-width: 760px) {
  .analytics-stat-grid { grid-template-columns: 1fr; }
  .analytics-filters { grid-template-columns: 1fr; }
  .analytics-filters__note { grid-column: auto; }
  .analytics-topic-list { grid-template-columns: 1fr; }
  .analytics-line-chart { min-width: 620px; height: 190px; }
  .analytics-chart-scroll { -webkit-overflow-scrolling: touch; }
  .analytics-distribution { height: 160px; }
  .analytics-chart-caption { font-size: 7px; }
  .analytics-rank-head { display: none; }
  .analytics-rank-row { grid-template-columns: 30px minmax(0, 1fr) auto 20px; gap: 8px; padding: 11px 4px; }
  .analytics-rank-row .avatar { display: none; }
  .analytics-rank-row__metric { display: none; }
  .analytics-rank-row__metric:nth-child(3) { display: block; grid-column: 3; text-align: right; }
  .analytics-rank-row__metric:nth-child(3) span { display: block; margin-bottom: 1px; font-size: 6.5px; color: var(--muted); }
  .analytics-rank-row__metric:nth-child(3) strong { font-size: 11px; color: var(--green); }
  .analytics-rank-row__name { grid-column: 2; }
  .analytics-rank-row__arrow { grid-column: 4; }
  .analytics-ranking-summary { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 460px) {
  .analytics-ranking-summary { grid-template-columns: 1fr; }
  .analytics-stat-grid { gap: 8px; }
  .analytics-stat { padding: 14px; }
}

/* Question media: one image per question */
.qb-media {
  margin-top: 10px;
  padding: 12px;
  border: 1px dashed var(--line, #d9e1ef);
  border-radius: 12px;
  background: rgba(248, 250, 255, .72);
}
.qb-media .field__label-row { margin-bottom: 8px; }
.qb-media__format { font-size: 7.5px; letter-spacing: .06em; color: var(--muted); text-transform: uppercase; }
.qb-image-preview {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 10px;
  padding: 8px;
  border-radius: 10px;
  background: #fff;
  border: 1px solid var(--line, #d9e1ef);
}
.qb-image-preview img {
  display: block;
  max-width: min(100%, 420px);
  max-height: 220px;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 7px;
}
.qb-image-preview .btn { flex: 0 0 auto; align-self: flex-end; }
.qb-image-upload {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  padding: 10px 12px;
  border-radius: 9px;
  border: 1px solid var(--line, #d9e1ef);
  background: #fff;
  color: var(--ink);
  font-size: 9.5px;
  font-weight: 650;
  cursor: pointer;
  transition: border-color .18s ease, box-shadow .18s ease;
}
.qb-image-upload:hover { border-color: var(--blue, #4877f3); box-shadow: 0 0 0 3px rgba(72, 119, 243, .08); }
.qb-image-upload.is-uploading { opacity: .65; pointer-events: none; }
.qb-image-upload input[type="file"] {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}
.qb-image-upload small { flex-basis: 100%; color: var(--muted); font-size: 8px; font-weight: 450; line-height: 1.5; }
.qb-image-upload.is-uploading small { color: var(--blue, #4877f3); font-weight: 650; }

.question-figure {
  margin: 12px 0 2px;
  padding: 0;
  text-align: center;
}
.question-figure img {
  display: inline-block;
  max-width: 100%;
  max-height: 420px;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 12px;
  border: 1px solid var(--line, #d9e1ef);
  background: #fff;
}
.question-figure--review img { max-height: 280px; border-radius: 9px; }
.question-figure--grading { margin: 2px 0 10px; text-align: left; }
.question-figure--grading img { max-height: 220px; }
.answer-review-card__image { margin: 2px 0 10px; }
.answer-review-card__image img {
  display: block;
  max-width: min(100%, 460px);
  max-height: 260px;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 9px;
  border: 1px solid var(--line, #d9e1ef);
}
.live-preview__image { margin: 8px 0; text-align: center; }
.live-preview__image img {
  display: inline-block;
  max-width: 100%;
  max-height: 150px;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 7px;
  border: 1px solid var(--line, #d9e1ef);
}

@media (max-width: 640px) {
  .qb-image-preview { flex-direction: column; }
  .qb-image-preview img { max-width: 100%; max-height: 190px; }
  .question-figure img { max-height: 300px; }
}
@media print {
  .question-figure img, .answer-review-card__image img { max-height: 70mm; }
}

/* Multi-organization exam picker */
.org-picker { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 7px; }
.org-picker__item {
  display: flex; align-items: center; gap: 8px; min-width: 0; padding: 9px 10px;
  border: 1px solid var(--line); border-radius: 9px; background: var(--surface);
  cursor: pointer; transition: border-color .15s, background .15s, box-shadow .15s;
}
.org-picker__item:hover { border-color: #c8d4ca; background: #fbfdfb; }
.org-picker__item.is-selected { border-color: var(--green); background: var(--green-soft); box-shadow: inset 0 0 0 1px var(--green); }
.org-picker__item input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.org-picker__icon { width: 27px; height: 27px; border-radius: 7px; display: inline-flex; align-items: center; justify-content: center; background: #f1f3f1; color: var(--muted); flex: 0 0 auto; }
.org-picker__item.is-selected .org-picker__icon { background: #dceee4; color: var(--green); }
.org-picker__copy { display: grid; gap: 1px; min-width: 0; flex: 1; }
.org-picker__copy strong { font-size: 9px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.org-picker__copy small { font-size: 7.5px; color: var(--muted-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.org-picker__check { opacity: 0; color: var(--green); flex: 0 0 auto; }
.org-picker__item.is-selected .org-picker__check { opacity: 1; }
.org-picker__actions { display: flex; align-items: center; gap: 7px; margin-top: 7px; }
.org-picker__actions .dot { width: 3px; height: 3px; border-radius: 50%; background: var(--line-strong); }
.exam-org-filter { min-width: 210px; max-width: 100%; }
.class-chip--org { background: #eef2ff; color: #4f5ea8; border-color: #dfe5ff; font-weight: 600; }

/* MCQ option images */
.qb-option { align-items: flex-start; }
.qb-option > input[type="radio"], .qb-option__key { margin-top: 7px; }
.qb-option__body { flex: 1; min-width: 0; display: grid; gap: 4px; }
.qb-option__body > input[type="text"] { width: 100%; }
.qb-option__image { display: flex; align-items: flex-end; gap: 7px; padding: 6px; border: 1px solid var(--line); border-radius: 7px; background: #fbfcfb; }
.qb-option__image img { max-width: 180px; max-height: 105px; border-radius: 5px; object-fit: contain; background: #fff; }
.qb-option__image .btn { margin-left: auto; }
.qb-option__upload {
  display: inline-flex; align-items: center; gap: 5px; width: fit-content;
  font-size: 8px; color: var(--muted); cursor: pointer; padding: 3px 6px;
  border: 1px dashed var(--line-strong); border-radius: 6px; background: #fff;
}
.qb-option__upload:hover { color: var(--green); border-color: var(--green); background: var(--green-soft); }
.qb-option__upload input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.qb-option__upload.is-uploading { opacity: .65; pointer-events: none; }
.option-figure { display: block; margin-top: 5px; }
.option-figure img { display: block; max-width: 100%; max-height: 150px; object-fit: contain; border-radius: 6px; }
.answer-option__image { display: block; margin-top: 5px; }
.answer-option__image img { display: block; max-width: 100%; max-height: 170px; object-fit: contain; border-radius: 7px; }
.answer-option--has-image .answer-option__text { padding-top: 1px; }
.answer-line__option-image img, .answer-review-line__image img { display: block; max-width: 150px; max-height: 95px; margin-top: 3px; object-fit: contain; border-radius: 5px; }
.live-preview__option-image { display: block; margin-top: 4px; }
.live-preview__option-image img { display: block; max-width: 140px; max-height: 85px; object-fit: contain; border-radius: 5px; }
.qb-option input[type="file"] { display: none; }

@media (max-width: 760px) {
  .org-picker { grid-template-columns: 1fr; }
  .exam-org-filter { min-width: 100%; }
  .qb-option__image img { max-width: 120px; max-height: 82px; }
  .answer-option__image img { max-height: 130px; }
}

@media print {
  .org-picker, .org-picker__actions, .qb-option__upload { display: none !important; }
  .qb-option__image .btn { display: none !important; }
}

/* Review queue: separate by exam and organization */
.review-filter-bar {
  display: flex; align-items: flex-end; gap: 9px; flex-wrap: wrap;
  padding: 12px 14px; border-bottom: 1px solid var(--line); background: #fcfdfc;
}
.review-filter-field { display: grid; gap: 4px; min-width: 210px; flex: 1 1 240px; }
.review-filter-field > span { display: inline-flex; align-items: center; gap: 5px; font-size: 8.5px; color: var(--muted); font-weight: 500; }
.review-filter-field .select { width: 100%; min-height: 32px; font-size: 9.5px; background: #ffffff; }
.review-search { flex: 1 1 220px; max-width: 320px; min-height: 32px; }
.review-queue-table tr.review-group-row td {
  padding: 9px 12px; background: var(--surface-soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.review-queue-table tr.review-group-row:first-child td { border-top: 0; }
.review-group__inner { display: flex; align-items: center; gap: 9px; min-width: 0; }
.review-group__icon {
  width: 25px; height: 25px; border-radius: 7px; display: inline-flex; align-items: center; justify-content: center;
  background: #e9f3ed; color: var(--green); flex: 0 0 auto;
}
.review-group__copy { display: grid; gap: 1px; min-width: 0; flex: 1; }
.review-group__copy strong { font-size: 10px; font-weight: 600; color: var(--ink); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.review-group__copy small { font-size: 9px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.review-group__code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 8px; color: var(--muted-2); background: #ffffff; border: 1px solid var(--line); border-radius: 5px; padding: 2px 5px; flex: 0 0 auto; }
.review-group__remind { flex: 0 0 auto; min-height: 26px; padding: 0 8px; font-size: 8.5px; white-space: nowrap; }
.review-toolbar .table-caption { white-space: nowrap; }
@media (max-width: 760px) {
  .review-filter-bar { padding: 10px 11px; gap: 7px; }
  .review-filter-field { flex: 1 1 100%; min-width: 0; }
  .review-search { max-width: none; flex: 1 1 100%; }
  .review-group__code { display: none; }
  .review-queue-table tr.review-group-row td { padding: 8px 10px; }
}

/* Short-answer manual review and readable LaTeX reference answers */
.answer-review-line strong.is-pending { color: #8a641f; }





.grading-hint {
  display: flex; align-items: flex-start; gap: 5px; margin-top: 7px;
  padding: 6px 8px; border-radius: 6px; background: var(--amber-soft);
  color: #75602e; font-size: 8px; line-height: 1.5;
}
.grading-entry__answer-key {
  display: flex; align-items: flex-start; gap: 5px; margin-top: 7px;
  padding: 6px 8px; border-radius: 6px; background: #f3f8f4;
  color: var(--muted); font-size: 8px; line-height: 1.55;
}
.grading-entry__answer-key strong { color: var(--ink-soft); font-weight: 500; }
@media (max-width: 760px) {
  .grading-entry__answer-key { font-size: 7.5px; }
}

/* Teacher comments: keep each comment attached to its question and allow LaTeX */
.teacher-comment__body { line-height: 1.6; overflow-wrap: anywhere; }
.teacher-comment__body .math-display { text-align: left; margin: 5px 0; }
.teacher-comment-list { display: flex; flex-direction: column; gap: 7px; margin-top: 6px; }
.teacher-comment--summary { margin-top: 0; }
.teacher-comment--summary strong { color: #6a5223; }

/* Organization visibility control */
.org-hidden-toggle {
  display: flex; align-items: center; gap: 6px; padding: 6px 8px;
  border: 1px dashed #e3d6bd; border-radius: 7px; background: #fdfaf3;
  font-size: 8px; color: #75602e; cursor: pointer;
}
.org-hidden-toggle input { width: 13px; height: 13px; accent-color: var(--amber); margin: 0; flex: 0 0 auto; }
.org-hidden-toggle:has(input:checked) { background: #fbefd8; border-style: solid; }

/* Student answer LaTeX guidance */
.answer-latex-hint {
  display: flex; align-items: flex-start; gap: 5px; margin-top: 6px;
  font-size: 7.8px; line-height: 1.5; color: var(--muted);
}

/* Reviewer assignment */
.reviewer-list { display: flex; flex-wrap: wrap; gap: 6px; }
.reviewer-picker { display: grid; gap: 8px; max-height: 320px; overflow: auto; padding-right: 2px; }
.reviewer-option {
  display: flex; align-items: flex-start; gap: 10px; padding: 10px 12px;
  border: 1px solid var(--line); border-radius: 12px; cursor: pointer;
  background: var(--surface); transition: border-color .15s ease, background .15s ease;
}
.reviewer-option:hover { border-color: var(--line-strong, #d6d0c8); background: #fbf9f6; }
.reviewer-option:has(input:checked) { border-color: var(--coral); background: #fff7f2; }
.reviewer-option input { width: 14px; height: 14px; margin-top: 3px; accent-color: var(--coral); flex: 0 0 auto; }
.reviewer-option span { display: grid; gap: 2px; }
.reviewer-option strong { font-size: 12.5px; font-weight: 600; }
.reviewer-option small { color: var(--muted); font-size: 10px; }

/* ══════════════════════════════════════════════════════════
   02._.book — ส่วนที่เพิ่มจากธีมเดิมของ 02._.mock
   ══════════════════════════════════════════════════════════ */
:root {
  --book-line: #e2dbcd;
  --book-paper: #f1ede5;
  --book-card: #fffdf9;
}

body { background: var(--book-paper); }

.site-header {
  position: sticky; top: 0; z-index: 40;
  background: color-mix(in srgb, var(--book-paper) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--book-line);
}
.site-header.is-scrolled { box-shadow: 0 6px 18px rgba(20, 18, 15, .06); }
.header-inner {
  max-width: 1180px; margin: 0 auto; padding: 12px 22px;
  display: flex; align-items: center; gap: 18px;
}
.main-nav { display: flex; gap: 4px; margin-left: 8px; flex-wrap: wrap; }
.nav-link {
  padding: 8px 12px; border-radius: 9px; font-size: 14px; color: var(--muted);
  text-decoration: none; transition: .15s;
}
.nav-link:hover { background: var(--mint-soft); color: var(--ink); }
.nav-link.is-active { background: var(--ink); color: #fff; }
.header-actions { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.user-chip {
  display: flex; align-items: center; gap: 9px; text-decoration: none; color: var(--ink);
  padding: 5px 12px 5px 6px; border: 1px solid var(--book-line); border-radius: 999px; background: var(--book-card);
}
.user-chip__text { display: flex; flex-direction: column; line-height: 1.25; }
.user-chip__text b { font-size: 13px; font-weight: 600; max-width: 190px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.site-footer { border-top: 1px solid var(--book-line); margin-top: 60px; background: var(--book-card); }
.footer-inner {
  max-width: 1180px; margin: 0 auto; padding: 26px 22px;
  display: flex; gap: 24px; flex-wrap: wrap; align-items: flex-start;
}
.footer-links { display: flex; gap: 16px; margin-left: auto; }
.footer-links a { color: var(--muted); text-decoration: none; font-size: 14px; }
.footer-links a:hover { color: var(--ink); }
.footer-contact { text-align: right; line-height: 1.7; margin-left: auto; }

/* ── การ์ดคอร์ส ───────────────────────────────────────── */
.course-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; }
.course-card {
  display: flex; flex-direction: column; text-decoration: none; color: inherit;
  border: 1px solid var(--book-line); border-radius: 16px; overflow: hidden; background: var(--book-card);
  transition: .18s;
}
.course-card:hover { transform: translateY(-2px); box-shadow: 0 12px 26px rgba(20, 18, 15, .08); }
.course-card__media { aspect-ratio: 16 / 9; background: var(--mint-soft); overflow: hidden; }
.course-card__media img { width: 100%; height: 100%; object-fit: cover; display: block; }
.course-card__placeholder {
  width: 100%; height: 100%; display: grid; place-items: center;
  font-family: var(--brand-font); font-size: 22px; color: var(--mint-strong);
}
.course-card__body { padding: 16px 17px 18px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.course-card__body h3 { font-family: var(--brand-font); font-size: 17px; margin: 2px 0 0; line-height: 1.35; }
.course-card__foot { margin-top: auto; padding-top: 12px; display: flex; align-items: center; justify-content: space-between; }
.price { font-family: var(--brand-font); font-size: 20px; }
.seat-badge {
  font-size: 12px; padding: 4px 10px; border-radius: 999px;
  background: var(--mint-soft); color: var(--muted); border: 1px solid var(--book-line);
}
.seat-badge.is-low { background: var(--red-soft); color: var(--red); border-color: transparent; }

/* ── hero ─────────────────────────────────────────────── */
.book-hero { padding: 54px 0 34px; }
.book-hero h1 { font-family: var(--brand-font); font-size: clamp(30px, 5vw, 46px); line-height: 1.15; margin: 10px 0 12px; }
.book-hero p { max-width: 620px; color: var(--muted); }
.hero-cta { display: flex; gap: 10px; margin-top: 22px; flex-wrap: wrap; }

/* ── ฟอร์ม/การ์ดทั่วไป ─────────────────────────────────── */
.book-card {
  background: var(--book-card); border: 1px solid var(--book-line); border-radius: 16px; padding: 22px;
}
.book-grid-2 { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: 22px; align-items: start; }
@media (max-width: 860px) { .book-grid-2 { grid-template-columns: 1fr; } }
.field-row { display: flex; flex-direction: column; gap: 6px; margin-bottom: 13px; }
.field-row label { font-size: 13px; color: var(--muted); }
.field-row input, .field-row textarea, .field-row select {
  width: 100%; padding: 11px 13px; border: 1px solid var(--book-line); border-radius: 10px;
  background: #fff; font: inherit; color: var(--ink);
}
.field-row textarea { min-height: 92px; resize: vertical; }
.hint { font-size: 12px; color: var(--muted); }
.pill-tabs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 18px; }
.pill-tabs button {
  padding: 8px 14px; border-radius: 999px; border: 1px solid var(--book-line); background: #fff;
  font: inherit; font-size: 13px; cursor: pointer; color: var(--muted);
}
.pill-tabs button.is-active { background: var(--ink); color: #fff; border-color: var(--ink); }

.table-wrap { overflow-x: auto; }
table.book-table { width: 100%; border-collapse: collapse; font-size: 14px; }
table.book-table th, table.book-table td { padding: 11px 12px; border-bottom: 1px solid var(--book-line); text-align: left; vertical-align: top; }
table.book-table th { font-size: 12px; color: var(--muted); font-weight: 500; letter-spacing: .03em; }
table.book-table tr:last-child td { border-bottom: 0; }

.stat-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 14px; margin-bottom: 20px; }
.stat-card { background: var(--book-card); border: 1px solid var(--book-line); border-radius: 14px; padding: 15px 17px; }
.stat-card .k { font-size: 12px; color: var(--muted); }
.stat-card .v { font-family: var(--brand-font); font-size: 24px; margin-top: 6px; }
.stat-card .v small { font-size: 13px; color: var(--muted); margin-left: 4px; }

.slip-thumb { width: 92px; height: 120px; object-fit: cover; border-radius: 8px; border: 1px solid var(--book-line); background: var(--mint-soft); }
.qr-box { display: grid; place-items: center; gap: 10px; padding: 16px; border: 1px dashed var(--book-line); border-radius: 14px; background: #fff; }
.qr-box img { width: 100%; max-width: 232px; height: auto; }

.score-spark { display: flex; align-items: flex-end; gap: 8px; height: 132px; padding: 10px 4px 0; }
.score-spark .bar { flex: 1; background: linear-gradient(180deg, var(--ink), #4a443c); border-radius: 6px 6px 0 0; min-height: 6px; position: relative; }
.score-spark .bar span { position: absolute; top: -18px; left: 50%; transform: translateX(-50%); font-size: 11px; color: var(--muted); }

.q-row { border-bottom: 1px solid var(--book-line); padding: 14px 0; }
.q-row:last-child { border-bottom: 0; }
.q-head { display: flex; gap: 10px; align-items: center; margin-bottom: 8px; font-size: 13px; }
.q-opt { padding: 6px 10px; border-radius: 8px; margin-bottom: 5px; font-size: 14px; }
.q-opt.is-correct { background: var(--green-soft); color: var(--green); }
.q-opt.is-wrong { background: var(--red-soft); color: var(--red); }
.q-opt.is-chosen { outline: 1px solid currentColor; }
.q-answer { font-size: 13px; color: var(--muted); margin-top: 6px; }

.empty-soft {
  border: 1px dashed var(--book-line); border-radius: 14px; padding: 34px 22px; text-align: center; background: var(--book-card);
}
.empty-soft b { font-family: var(--brand-font); font-size: 17px; display: block; margin-bottom: 8px; }

/* ══ alias ให้เข้ากับชื่อคลาสที่ใช้ใน 02._.book ══════════ */
.wrap { width: min(1180px, calc(100% - 44px)); margin: 0 auto; }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; }
.btn-block { width: 100%; }
.btn-primary { --btn-bg: var(--pine); --btn-fg: #fff; box-shadow: 0 5px 14px rgba(52, 52, 52, .14); }
.btn-primary:hover { --btn-bg: #1b1814; }
.btn-ghost { --btn-bg: transparent; --btn-fg: var(--ink); border-color: var(--line-strong); box-shadow: none; }
.btn-ghost:hover { --btn-bg: var(--surface); }
.btn-sm { min-height: 35px; padding: 7px 12px; font-size: 12.5px; border-radius: 9px; gap: 6px; }
.brand { text-decoration: none; }
.brand-mark { width: 36px; height: 36px; flex: 0 0 auto; }
@media (max-width: 720px) {
  .wrap { width: calc(100% - 30px); }
  .footer-links { margin-left: 0; }
  .footer-contact { text-align: left; margin-left: 0; }
}

/* ══ โลโก้วงกลม (ตัดขอบสี่เหลี่ยมออก) ═══════════════════ */
.brand-mark {
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 50%; overflow: hidden; background: var(--ink); flex: 0 0 auto;
  box-shadow: 0 0 0 1px rgba(20, 18, 15, .08);
}
.brand-mark img { width: 100%; height: 100%; object-fit: contain; display: block; border-radius: 50%; }
.brand-mark--sm { width: 38px; height: 38px; }
.brand-mark--lg { width: 68px; height: 68px; margin: 0 auto 14px; }

/* หน้า auth ให้โลโก้อยู่กลางการ์ดแบบพอดี ไม่ล้น */
.book-card > div[style*="text-align:center"] .brand-mark { margin-left: auto; margin-right: auto; }

/* ══ หน้าคะแนนนักเรียน ═════════════════════════════════ */
.score-hero {
  display: flex; gap: 18px; flex-wrap: wrap; align-items: flex-end; justify-content: space-between;
  padding: 4px 0 18px; border-bottom: 1px solid var(--book-line); margin-bottom: 18px;
}
.score-hero h1 { font-family: var(--brand-font); font-size: 27px; margin: 6px 0 4px; }
.score-kpis { display: flex; gap: 10px; flex-wrap: wrap; }
.score-kpi {
  min-width: 112px; padding: 12px 16px; border: 1px solid var(--book-line);
  border-radius: 14px; background: var(--book-card);
}
.score-kpi .k { font-size: 12px; color: var(--muted); }
.score-kpi .v { font-family: var(--brand-font); font-size: 22px; margin-top: 4px; }
.score-kpi .v.up { color: var(--green); }
.score-kpi .v.down { color: var(--red); }

.chart-card { padding: 18px 20px 8px; }
.chart-bars { display: flex; align-items: flex-end; gap: 10px; height: 150px; padding-top: 22px; }
.chart-bars .bar {
  flex: 1; min-width: 26px; border-radius: 8px 8px 3px 3px; position: relative;
  background: linear-gradient(180deg, #2b2823, #6b6459);
}
.chart-bars .bar.is-best { background: linear-gradient(180deg, #1f7a58, #4ea684); }
.chart-bars .bar.is-low { background: linear-gradient(180deg, #b1553f, #cf8a76); }
.chart-bars .bar em {
  position: absolute; top: -19px; left: 50%; transform: translateX(-50%);
  font-size: 11px; font-style: normal; color: var(--muted);
}
.chart-axis { display: flex; gap: 10px; margin-top: 8px; }
.chart-axis span { flex: 1; min-width: 26px; text-align: center; font-size: 10px; color: var(--muted-2); }

.exam-list { display: flex; flex-direction: column; }
.exam-item {
  display: flex; gap: 14px; justify-content: space-between; align-items: center;
  padding: 13px 0; border-bottom: 1px solid var(--book-line); flex-wrap: wrap;
}
.exam-item:last-child { border-bottom: 0; }
.exam-item .t { font-size: 14.5px; }
.exam-item .sub { font-size: 12px; color: var(--muted); margin-top: 3px; }
.exam-score { font-family: var(--brand-font); font-size: 19px; text-align: right; }
.exam-score small { display: block; font-family: var(--font); font-size: 12px; color: var(--muted); }

.q-card { border: 1px solid var(--book-line); border-radius: 12px; padding: 14px 16px; margin-bottom: 10px; background: var(--book-card); }



.q-card .q-text { line-height: 1.75; margin: 8px 0 10px; }
.q-meta { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

/* ══ คอนโซล: แถบด้านข้าง ═══════════════════════════════ */
body[data-shell="console"] .site-footer { display: none; }
.console {
  display: grid; grid-template-columns: 232px minmax(0, 1fr);
  max-width: 1240px; margin: 0 auto; min-height: calc(100vh - 62px);
}
.console__nav {
  position: sticky; top: 62px; align-self: start;
  padding: 26px 12px 26px 22px; display: flex; flex-direction: column; gap: 3px;
}
.console__eyebrow { font-size: 11px; letter-spacing: .12em; color: var(--muted-2); padding: 0 10px 10px; }
.console__nav a {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 9px 11px; border-radius: 9px; text-decoration: none;
  color: var(--muted); font-size: 13.5px; line-height: 1.3;
}
.console__nav a:hover { background: var(--mint-soft); color: var(--ink); }
.console__nav a.is-active { background: var(--ink); color: #fff; }
.console__nav a .count {
  font-size: 11px; min-width: 20px; height: 19px; padding: 0 6px; border-radius: 999px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--red-soft); color: var(--red);
}
.console__nav a.is-active .count { background: rgba(255,255,255,.18); color: #fff; }
.console__main { padding: 26px 24px 56px; min-width: 0; }
.console__title { font-family: var(--brand-font); font-size: 26px; margin: 0 0 4px; }
.console__sub { font-size: 13px; color: var(--muted); margin: 0 0 22px; }
@media (max-width: 900px) {
  .console { grid-template-columns: 1fr; }
  .console__nav {
    position: static; flex-direction: row; overflow-x: auto; padding: 10px 14px;
    border-bottom: 1px solid var(--book-line); gap: 6px;
  }
  .console__eyebrow { display: none; }
  .console__nav a { white-space: nowrap; border: 1px solid var(--book-line); }
  .console__nav a.is-active { border-color: var(--ink); }
  .console__main { padding: 18px 16px 44px; }
}

/* ══ กราฟเส้นพัฒนาการ ══════════════════════════════════ */
.line-card { padding: 18px 20px 14px; }
.line-chart { width: 100%; height: 200px; display: block; overflow: visible; }
.line-chart .grid-line { stroke: var(--book-line); stroke-width: 1; }
.line-chart .axis-label { fill: var(--muted-2); font-size: 10px; }
.line-chart .line-path { fill: none; stroke: var(--ink); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.line-chart .line-area { fill: url(#scoreFill); }
.line-chart .dot { fill: #fff; stroke: var(--ink); stroke-width: 2; }
.line-chart .dot.is-best { stroke: var(--green); }
.line-chart .dot.is-low { stroke: var(--red); }
.line-chart .val { fill: var(--ink); font-size: 11px; font-weight: 600; }
.chart-x { display: flex; justify-content: space-between; gap: 4px; margin-top: 6px; }
.chart-x span { font-size: 10.5px; color: var(--muted-2); flex: 1; text-align: center; }
.chart-x span:first-child { text-align: left; }
.chart-x span:last-child { text-align: right; }

/* ══ การ์ดข้อสอบ (ไม่มี border-left) ═══════════════════ */
.q-card { border: 1px solid var(--book-line); border-radius: 12px; padding: 15px 17px; margin-bottom: 10px; background: var(--book-card); }




/* ══ ป้ายสถานะ ══════════════════════════════════════════ */
.chip { display: inline-flex; align-items: center; gap: 5px; padding: 3px 9px; border-radius: 999px; font-size: 11.5px; }
.chip--ok { background: var(--green-soft); color: var(--green); }
.chip--bad { background: var(--red-soft); color: var(--red); }
.chip--mute { background: var(--mint-soft); color: var(--muted); }
.chip--warn { background: var(--amber-soft); color: var(--amber); }

/* ══ สูตรคณิต ═══════════════════════════════════════════ */
.math--block { display: block; margin: 6px 0; }
.katex { font-size: 1.02em; }
.q-text .katex { font-size: 1.06em; }

/* รายละเอียดในตัวเลือกข้อสอบ */
.q-opt .opt-id { font-weight: 600; margin-right: 2px; }
.q-opt .katex { font-size: 1.02em; }
JSEOF
pkill -f "remote-debugging-port=9333"; sleep 1; cd /tmp && python3 -u - <<'PY'
import sys, time, json
sys.path.insert(0,'/tmp')
from cdp import Browser

def js_click(p, sel):
    return p.eval("(() => { const el=document.querySelector(%s); if(!el) return false; el.click(); return true; })()" % json.dumps(sel))

b = Browser(user_data_dir="/tmp/b3b")
try:
    p = b.new_page("about:blank")
    p.goto("http://127.0.0.1:8781/#/teacher-login", settle=7.0)
    for i in range(12):
        time.sleep(2)
        if p.eval("!!document.querySelector('#t-login')"): break
    p.eval("""(() => { document.querySelector('#t-code').value='02._.math'; document.querySelector('#t-pass').value='123456'; })()""")
    js_click(p, "#t-login")
    for i in range(20):
        time.sleep(2.5)
        if p.eval("location.hash.startsWith('#/admin')"): break
    p.eval("location.hash='#/scores/stu_mvnbvprr_y2rmjh/exam/exam_mvwl39a0_eytdgo'")
    for i in range(24):
        time.sleep(2.5)
        if p.eval("document.querySelectorAll('.q-card').length"): break
    time.sleep(4)
    print("questions:", p.eval("document.querySelectorAll('.q-card').length"),
          "| katex:", p.eval("document.querySelectorAll('.katex').length"))
    p.shot("/tmp/b3-exam2.png")
finally:
    b.close()
PY

/* ป้ายสถานะไม่ให้ตัดบรรทัด */
.seat-badge, .chip, .badge { white-space: nowrap; }
.book-table td { vertical-align: middle; }
.book-table .seat-badge { display: inline-block; }

/* ══ บัตรส่วนลด ═════════════════════════════════════════ */
.coupon {
  display: flex; gap: 16px; align-items: stretch; flex-wrap: wrap;
  border: 1px solid var(--book-line); border-radius: 14px; background: var(--book-card);
  padding: 16px 18px; margin-bottom: 10px;
}
.coupon.is-used { opacity: .62; }
.coupon__value { display: flex; flex-direction: column; justify-content: center; min-width: 96px; }
.coupon__value b { font-family: var(--brand-font); font-size: 26px; line-height: 1; }
.coupon__value span { font-size: 11.5px; color: var(--muted); margin-top: 5px; }
.coupon__body { flex: 1; min-width: 200px; display: flex; flex-direction: column; gap: 3px; }
.coupon__code {
  font-family: var(--brand-font); font-size: 15px; letter-spacing: .08em;
  padding: 3px 10px; border: 1px dashed var(--line-strong); border-radius: 8px;
  align-self: flex-start; background: var(--surface-soft);
}
.coupon__state { display: flex; align-items: center; }

.check-line { display: flex; align-items: center; gap: 8px; font-size: 13.5px; margin: 2px 0 8px; cursor: pointer; }
.check-line input { width: auto; }
.field-row select[multiple] { padding: 8px; }

/* ตารางคูปอง: คอลัมน์สั้นไม่ต้องตัดบรรทัด */
.book-table th { white-space: nowrap; }
.coupon-table td:nth-child(2), .coupon-table td:nth-child(4), .coupon-table td:nth-child(5) { white-space: nowrap; }

/* ความคิดเห็นของครูในข้อสอบ */
.q-comment {
  margin-top: 8px; padding: 9px 12px; border-radius: 9px;
  background: var(--amber-soft); color: var(--ink-soft); font-size: 13px;
}
/* รายการโรงเรียนในหน้าสมัคร */
.school-list { display: flex; flex-direction: column; gap: 2px; max-height: 260px; overflow-y: auto; }
/* กราฟเส้น: รักษาสัดส่วน ไม่บี้ */
.line-chart { width: 100%; height: auto; aspect-ratio: 640 / 190; }

/* ══ คอนโซล: ซ่อน header เว็บ + แถบบนของคอนโซล ══════════ */
body[data-shell="console"] .site-header { display: none; }
.console__top {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 12px 22px; border-bottom: 1px solid var(--book-line);
  background: color-mix(in srgb, var(--book-paper) 92%, transparent);
}
.console__top-right { display: flex; align-items: center; gap: 12px; }

/* ══ รายชื่อนักเรียน + ผู้ปกครอง ════════════════════════ */
.student-row {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  padding: 12px 10px; border-bottom: 1px solid var(--book-line);
}
.student-row:last-child { border-bottom: 0; }
.student-row__main { display: flex; align-items: center; gap: 12px; flex: 1; min-width: 240px; text-decoration: none; color: inherit; }
.student-row__avatar {
  width: 38px; height: 38px; border-radius: 50%; flex: 0 0 auto;
  display: grid; place-items: center; background: var(--mint-soft);
  font-family: var(--brand-font); font-size: 16px;
}
.student-row__name { display: flex; flex-direction: column; gap: 2px; }
.student-row__parents { display: flex; flex-direction: column; gap: 4px; align-items: flex-start; min-width: 190px; }
.parent-chip {
  border: 1px solid var(--book-line); background: var(--book-card); border-radius: 999px;
  padding: 4px 11px; font: inherit; font-size: 12.5px; cursor: pointer; text-align: left;
}
.parent-chip:hover { background: var(--mint-soft); }

.detail-2col { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 20px; align-items: start; }
@media (max-width: 980px) { .detail-2col { grid-template-columns: 1fr; } }

.parent-line {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 9px 0; border-bottom: 1px solid var(--book-line);
}
.parent-line:last-child { border-bottom: 0; }
.pick-row {
  display: flex; flex-direction: column; gap: 2px; width: 100%; text-align: left;
  padding: 10px 12px; border: 1px solid var(--book-line); border-radius: 10px;
  background: var(--book-card); font: inherit; cursor: pointer; margin-bottom: 6px;
}
.pick-row:hover { background: var(--mint-soft); }
.kv { display: flex; justify-content: space-between; gap: 12px; padding: 6px 0; font-size: 13.5px; }
.kv span { color: var(--muted); }

/* ══ บัตรส่วนลดแบบการ์ด (2 ใบ/แถวเมื่อจอกว้าง) ══════════ */
.coupon-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 14px; }
@media (min-width: 1100px) { .coupon-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.coupon-card {
  position: relative; border: 1px solid var(--book-line); border-radius: 14px;
  background: var(--book-card); overflow: hidden; display: flex; flex-direction: column;
}
.coupon-card.is-used { opacity: .6; }
.coupon-card__title { font-family: var(--brand-font); font-size: 17px; }
.coupon-card__value { font-size: 14px; }
.coupon-card__img { display: block; width: 100%; height: auto; }
.coupon-card__state { position: absolute; top: 10px; right: 12px; }
.coupon-card.has-image .coupon-card__state { background: rgba(255,255,255,.9); border-radius: 999px; padding: 2px; }
.coupon-thumb { width: 54px; height: 32px; object-fit: cover; border-radius: 6px; display: block; margin-bottom: 4px; }
.coupon-img-preview { max-width: 320px; width: 100%; border-radius: 10px; border: 1px solid var(--book-line); }

/* ปุ่มเขียว + กล่องยืนยันการเลือกคอร์ส */
.btn-green { --btn-bg: var(--green); --btn-fg: #fff; box-shadow: 0 5px 14px rgba(31, 122, 88, .18); }
.btn-green:hover { --btn-bg: #1a6a4b; }
.confirm-box { border: 1px dashed var(--line-strong); border-radius: 12px; padding: 12px 14px; background: var(--surface-soft); }

/* ตะกร้า */
.cart-item {
  display: flex; justify-content: space-between; align-items: center; gap: 14px; flex-wrap: wrap;
  padding: 12px 0; border-bottom: 1px solid var(--book-line);
}
.cart-item:last-child { border-bottom: 0; }

/* ══ บัตรส่วนลด: ตัวเลขลดอยู่ขวา ชื่อ+รายละเอียดอยู่ซ้าย ══ */
.coupon-card .coupon-card__body { display: flex; flex-direction: row; align-items: flex-start; gap: 16px; padding: 18px 20px; }
.coupon-card__text { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 4px; }
.coupon-card__title { font-family: var(--brand-font); font-size: 19px; font-weight: 600; line-height: 1.3; }
.coupon-card__value {
  font-family: var(--brand-font); font-size: 30px; line-height: 1;
  text-align: left; white-space: nowrap; flex: 0 0 auto; padding-right: 2px; min-width: 76px;
}
@media (max-width: 420px) {
  .coupon-card__value { font-size: 24px; }
}

/* แถวรหัสผ่านในโปรไฟล์ (ดู/เปลี่ยน) */
.pass-row { display: flex; gap: 6px; align-items: center; }
.pass-row .input { flex: 1; }
.icon-btn {
  width: 38px; height: 38px; flex: 0 0 auto; border: 1px solid var(--book-line);
  border-radius: 9px; background: var(--book-card); cursor: pointer; font-size: 15px; line-height: 1;
}
.icon-btn:hover { background: var(--mint-soft); }

/* คอลัมน์ขวาของบัตรส่วนลด: ตัวเลข + สถานะ */
.coupon-card__right { display: flex; flex-direction: column; align-items: flex-end; gap: 8px; flex: 0 0 auto; margin-left: auto; }
.coupon-card:not(.has-image) .coupon-card__state { position: static; }

/* กราฟเล็กลง + จุดกดได้ */
.chart-card .line-chart { max-width: 560px; margin: 0 auto; }
.dot-link { cursor: pointer; }
.dot-link:hover .dot { r: 8; fill: var(--ink); }

/* ══ แถบบนสีเข้ม + เมนูมือถือ ══════════════════════════ */
.site-header {
  background: #14120f;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
  backdrop-filter: none;
}
.site-header.is-scrolled { box-shadow: 0 8px 22px rgba(0, 0, 0, .28); }
.site-header .brand__name { color: #fff; }
.site-header .brand__sub { color: rgba(255, 255, 255, .62); }
.site-header .brand-mark { background: #fff; box-shadow: none; }
.nav-link { color: rgba(255, 255, 255, .74); }
.nav-link:hover { background: rgba(255, 255, 255, .1); color: #fff; }
.nav-link.is-active { background: #fff; color: #14120f; }
.user-chip {
  background: rgba(255, 255, 255, .06);
  border-color: rgba(255, 255, 255, .18);
  color: #fff;
}
.user-chip:hover { background: rgba(255, 255, 255, .12); }
.user-chip .tiny.dim { color: rgba(255, 255, 255, .6) !important; }
.site-header .btn-primary { --btn-bg: #fff; --btn-fg: #14120f; }

.nav-toggle {
  display: none; width: 40px; height: 40px; border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, .18); background: transparent;
  color: #fff; cursor: pointer; align-items: center; justify-content: center;
}
.nav-toggle:hover { background: rgba(255, 255, 255, .12); }

/* ── แถบเมนูด้านข้าง (drawer) บนจอเล็ก ─────────────── */
.nav-drawer__head, .nav-drawer__foot { display: none; }

@media (max-width: 900px) {
  .nav-toggle { display: inline-flex; }
  .header-inner { position: relative; }
  .user-chip__text { display: none; }

  .main-nav {
    display: flex; flex-direction: column; gap: 2px;
    position: fixed; top: 0; left: 0; bottom: 0; width: min(290px, 84vw);
    margin: 0; padding: 14px 12px 18px;
    background: #14120f; border-right: 1px solid rgba(255, 255, 255, .1);
    box-shadow: 14px 0 40px rgba(0, 0, 0, .4);
    transform: translateX(-102%); transition: transform .22s cubic-bezier(.16, 1, .3, 1);
    z-index: 80; overflow-y: auto;
  }
  .main-nav.is-open { transform: translateX(0); }
  .main-nav .nav-link { padding: 12px 14px; border-radius: 10px; font-size: 15px; }

  .nav-drawer__head {
    display: flex; align-items: center; justify-content: space-between;
    padding: 2px 6px 12px 8px; margin-bottom: 4px;
    border-bottom: 1px solid rgba(255, 255, 255, .1);
  }
  .nav-drawer__title { font-family: var(--brand-font); font-size: 13px; letter-spacing: .12em; color: rgba(255, 255, 255, .55); }
  .nav-close {
    width: 34px; height: 34px; border-radius: 9px; border: 1px solid rgba(255, 255, 255, .16);
    background: transparent; color: #fff; cursor: pointer; display: grid; place-items: center;
  }
  .nav-close:hover { background: rgba(255, 255, 255, .12); }

  .nav-drawer__foot { display: block; margin-top: auto; padding-top: 16px; }
  .nav-drawer__profile {
    display: flex; align-items: center; gap: 10px; width: 100%; text-align: left;
    padding: 9px 10px; border-radius: 10px; cursor: pointer;
    border: 1px solid rgba(255, 255, 255, .14); background: rgba(255, 255, 255, .05); color: #fff;
  }
  .nav-drawer__profile span { display: flex; flex-direction: column; line-height: 1.3; min-width: 0; }
  .nav-drawer__profile b { font-size: 13.5px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .nav-drawer__profile .tiny { color: rgba(255, 255, 255, .6) !important; }

  .nav-scrim {
    position: fixed; inset: 0; z-index: 70; background: rgba(10, 9, 7, .5);
    opacity: 0; transition: opacity .22s ease;
  }
  .nav-scrim.is-open { opacity: 1; }
  body.nav-open { overflow: hidden; }
}}

/* กล่องแจ้งเตือนในหน้า login */
.auth-card .form-error {
  display: none; align-items: center; gap: 6px; margin: 0 0 14px;
  padding: 10px 13px; border-radius: 10px; background: var(--red-soft); color: var(--red);
  font-size: 13px; line-height: 1.5;
}
.auth-card .form-error.is-visible { display: flex; }

/* ป้ายเพิ่ม/ลดบนจุดกราฟ */
.val-delta { font-size: 9.5px; font-weight: 600; }
.val-delta.is-up { fill: var(--green); }
.val-delta.is-down { fill: var(--red); }

/* กราฟเทียบหลายคน */
.chart-legend { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 10px; justify-content: center; }
.chart-legend__item { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; color: var(--muted); }
.chart-legend__item i { width: 14px; height: 3px; border-radius: 2px; display: inline-block; background: var(--ink); }
.line-path.tone-0, .dot.tone-0 { stroke: #14120f; } .chart-legend__item i.tone-0 { background: #14120f; }
.line-path.tone-1, .dot.tone-1 { stroke: #1f7a58; } .chart-legend__item i.tone-1 { background: #1f7a58; }
.line-path.tone-2, .dot.tone-2 { stroke: #b8842d; } .chart-legend__item i.tone-2 { background: #b8842d; }
.line-path.tone-3, .dot.tone-3 { stroke: #3f63cc; } .chart-legend__item i.tone-3 { background: #3f63cc; }
.line-path.tone-4, .dot.tone-4 { stroke: #c84a3f; } .chart-legend__item i.tone-4 { background: #c84a3f; }
.line-path.tone-5, .dot.tone-5 { stroke: #7a5cc0; } .chart-legend__item i.tone-5 { background: #7a5cc0; }
.dot.tone-0, .dot.tone-1, .dot.tone-2, .dot.tone-3, .dot.tone-4, .dot.tone-5 { fill: #fff; stroke-width: 2; }

/* ══ หน้าคอร์สเรียน: แบ่งตามหมวดหมู่ ═══════════════════ */
.cat-section { margin-bottom: 34px; }
.cat-section__head {
  display: flex; align-items: baseline; gap: 10px; margin: 0 0 14px;
  padding-bottom: 10px; border-bottom: 1px solid var(--book-line);
}
.cat-section__head h2 { font-family: var(--brand-font); font-size: 21px; margin: 0; }

/* การ์ดคูปอง: ตัวเลขชิดซ้าย กึ่งกลางแนวตั้ง */
.coupon-card__body { align-items: center; }
.coupon-card__value { align-self: center; }
.coupon-card__text { align-self: center; }