/* Dewan Exam Maya: token reka bentuk dan gaya asas.
   Token asas neutral; enterprise.css menambah lapisan SaaS soft-flat dan aksen biru ruang kerja.
   Warna hanya untuk makna: keadaan pelajar (angkat tangan, tandas, terputus) dan bahaya, dalam ton lembut.
   Tema terang ialah lalai; tema gelap mengikut prefers-color-scheme. */

/* Inter (OFL, public/assets/fonts/OFL.txt): disimpan setempat, CSP font-src 'self', berfungsi tanpa internet. */
@font-face {
  font-family: "Inter Variable";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("/assets/fonts/inter-latin-wght.woff2") format("woff2-variations"), url("/assets/fonts/inter-latin-wght.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: "Inter Variable";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("/assets/fonts/inter-latin-ext-wght.woff2") format("woff2-variations"), url("/assets/fonts/inter-latin-ext-wght.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

:root {
  color-scheme: light dark;

  /* Neutral */
  --bg: #fafafa;
  --surface: #ffffff;
  --surface-2: #f4f4f5;
  --surface-3: #ececee;
  --text: #0a0a0a;
  --text-muted: #5f5f67;
  --border: #e4e4e7;
  --border-strong: #d0d0d6;
  --primary: #0a0a0a;
  --primary-hover: #2a2a2e;
  --on-primary: #ffffff;
  --focus: #0a0a0a;
  --shadow: 0 1px 2px rgb(0 0 0 / 0.04), 0 8px 24px rgb(0 0 0 / 0.06);
  --shadow-sm: 0 1px 2px rgb(0 0 0 / 0.04);

  /* Makna (ton lembut). "success" sengaja neutral: keadaan biasa tidak berwarna. */
  --success: #18181b;
  --success-bg: #f4f4f5;
  --success-border: #d0d0d6;
  --danger: #b42318;
  --danger-bg: #fdf3f2;
  --danger-border: #f1cfcb;
  --on-danger: #ffffff;
  --danger-solid: #b42318;
  --danger-solid-hover: #9a1d14;
  --warning: #8a4b00;
  --warning-bg: #fbf6ec;
  --warning-border: #ead9b8;
  --toilet: #6b46c1;
  --toilet-bg: #f6f3fc;
  --toilet-border: #ddd3f2;
  --info-bg: #f4f4f5;
  --info-border: #d0d0d6;

  /* Tipografi */
  --font-sans: "Inter Variable", "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "Cascadia Mono", "SF Mono", Consolas, "Liberation Mono", monospace;
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-md: 1rem;
  --text-lg: 1.125rem;
  --text-xl: clamp(1.5rem, 1.3rem + 0.8vw, 1.875rem);

  /* Ruang, bentuk dan interaksi */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --radius: 8px;
  --radius-lg: 12px;
  --tap: 44px;
  --duration: 150ms;

  /* Kerangka ruang kerja */
  --sidebar-w: 16.5rem;
  --sidebar-rail: 4.25rem;

  /* Paparan masa: nisbah --timer-xl / --endtime-md sekurang-kurangnya 2.5 pada semua lebar
     (60/24 = 2.5 pada skrin kecil, 120/32 = 3.75 pada skrin besar). */
  --timer-xl: clamp(60px, 9vw + 20px, 120px);
  --endtime-md: clamp(24px, 0.8vw + 20px, 32px);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --bg: #09090b;
    --surface: #111113;
    --surface-2: #19191c;
    --surface-3: #222226;
    --text: #fafafa;
    --text-muted: #a1a1aa;
    --border: #26262b;
    --border-strong: #3a3a41;
    --primary: #fafafa;
    --primary-hover: #e4e4e7;
    --on-primary: #09090b;
    --focus: #fafafa;
    --shadow: 0 1px 2px rgb(0 0 0 / 0.5), 0 8px 24px rgb(0 0 0 / 0.45);
    --shadow-sm: 0 1px 2px rgb(0 0 0 / 0.5);
    --success: #fafafa;
    --success-bg: #19191c;
    --success-border: #3a3a41;
    --danger: #ff9b8f;
    --danger-bg: #2a1513;
    --danger-border: #5c2a24;
    --on-danger: #ffffff;
    --danger-solid: #b42318;
    --danger-solid-hover: #c8352a;
    --warning: #f0c06a;
    --warning-bg: #261d0c;
    --warning-border: #57431b;
    --toilet: #c3b2f5;
    --toilet-bg: #1f1930;
    --toilet-border: #45386b;
    --info-bg: #19191c;
    --info-border: #3a3a41;
  }
}

/* Asas */
*, *::before, *::after { box-sizing: border-box; }
/* Atribut hidden mesti menang walaupun elemen mempunyai display sendiri (contoh .live-notice, .queue). */
[hidden] { display: none !important; }

html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  font-family: var(--font-sans);
  font-size: var(--text-md);
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3 { margin: 0 0 var(--space-3); font-weight: 600; line-height: 1.2; letter-spacing: -0.02em; }
h1 { font-size: var(--text-xl); letter-spacing: -0.025em; }
p { margin: 0 0 var(--space-3); }
a { color: var(--text); text-decoration-color: var(--border-strong); text-decoration-thickness: 1px; text-underline-offset: 0.2em; }
a:hover { text-decoration-color: currentColor; }
::selection { color: var(--on-primary); background: var(--primary); }

:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
main:focus { outline: none; }

.skip-link {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  z-index: 10;
  padding: var(--space-2) var(--space-4);
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transform: translateY(-200%);
}
.skip-link:focus { transform: none; }

/* Bar atas */
.topbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-4);
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  border-bottom: 1px solid var(--border);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-height: var(--tap);
  font-weight: 650;
  letter-spacing: -0.015em;
  color: var(--text);
  text-decoration: none;
}

/* Tanda jenama: dewan dilihat dari atas, empat meja. */
.brand-mark {
  position: relative;
  flex: none;
  width: 26px;
  height: 26px;
  background: var(--primary);
  border-radius: 7px;
}
.brand-mark::after {
  content: "";
  position: absolute;
  inset: 7px;
  background: radial-gradient(circle, var(--on-primary) 2px, transparent 2.5px) 0 0 / 7px 7px;
}

.topbar-user { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3); }
.topbar-user form { margin: 0; }
.topbar-name { font-weight: 600; }

@media (max-width: 30rem) {
  .topbar-name { max-width: 14ch; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 0.125rem 0.625rem;
  font-size: var(--text-xs);
  font-weight: 550;
  letter-spacing: 0.01em;
  color: var(--text-muted);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 999px;
}

/* Susun atur */
.container { width: 100%; max-width: 75rem; margin-inline: auto; padding: var(--space-5) var(--space-4); }

@media (min-width: 48rem) {
  .container { padding: var(--space-6) var(--space-5); }
}

.auth {
  display: grid;
  place-items: center;
  min-height: 100vh;
  min-height: 100dvh;
  padding: var(--space-5) var(--space-4);
}

.page-head { margin-bottom: var(--space-5); }

.card {
  padding: var(--space-5);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}
.card-narrow { width: 100%; max-width: 26rem; margin-inline: auto; }

@media (min-width: 30rem) {
  .card { padding: var(--space-6); }
}

.auth-title { margin-top: var(--space-5); }

.auth-switch { margin: var(--space-4) 0 0; text-align: center; font-size: var(--text-sm); }
.auth-switch a { display: inline-flex; align-items: center; min-height: var(--tap); padding-inline: var(--space-2); }

.error-page { margin-top: var(--space-6); }

/* Borang */
.field { display: grid; gap: var(--space-2); margin-bottom: var(--space-4); }
.label { font-size: var(--text-sm); font-weight: 600; }

.input {
  width: 100%;
  min-height: var(--tap);
  padding: 0.625rem 0.75rem;
  font: inherit;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  transition: border-color var(--duration) ease;
}
.input:hover { border-color: var(--text-muted); }
.input::placeholder { color: var(--text-muted); opacity: 1; }
.input:focus-visible { border-color: var(--text); }
/* datetime-local dan medan lain: fokus pada sub-medan dalaman tidak mencetuskan :focus-visible pada input. */
.input:focus-within { outline: 2px solid var(--focus); outline-offset: 2px; border-color: var(--text); }

/* Butang */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-width: var(--tap);
  min-height: var(--tap);
  padding: 0.625rem 1rem;
  font: inherit;
  font-size: 0.9375rem;
  font-weight: 550;
  line-height: 1.2;
  letter-spacing: -0.005em;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background-color var(--duration) ease, border-color var(--duration) ease, color var(--duration) ease;
}
.btn-primary { color: var(--on-primary); background: var(--primary); }
.btn-primary:hover { background: var(--primary-hover); }
.btn-ghost { color: var(--text); background: var(--surface); border-color: var(--border-strong); }
.btn-ghost:hover { background: var(--surface-2); border-color: var(--text-muted); }
.btn-block { width: 100%; }

/* Mesej */
.alert {
  margin-bottom: var(--space-4);
  padding: var(--space-3) var(--space-4);
  border: 1px solid;
  border-radius: var(--radius);
}
.alert-danger { color: var(--danger); background: var(--danger-bg); border-color: var(--danger-border); }

/* Utiliti teks */
.eyebrow {
  margin-bottom: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.muted { color: var(--text-muted); }
.mono, code { font-family: var(--font-mono); font-size: 0.9375em; }

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* Kerangka ruang kerja pensyarah: sidebar (views/partials/sidebar.php, shell.js) dan kandungan */
.shell { display: grid; grid-template-columns: var(--sidebar-w) minmax(0, 1fr); min-height: 100vh; min-height: 100dvh; }
.shell.is-collapsed { --sidebar-w: var(--sidebar-rail); }
.workspace { display: flex; flex-direction: column; min-width: 0; }
.workspace-bar {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-height: 3.5rem;
  padding: var(--space-2) var(--space-5);
  border-bottom: 1px solid var(--border);
}
.crumbs { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); font-size: var(--text-sm); color: var(--text-muted); }
.crumbs-sep { color: var(--border-strong); }
.crumbs-current { font-weight: 550; color: var(--text); }

.icon-btn {
  display: inline-grid;
  flex: none;
  place-items: center;
  width: var(--tap);
  height: var(--tap);
  padding: 0;
  color: var(--text-muted);
  cursor: pointer;
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius);
  transition: background-color var(--duration) ease, color var(--duration) ease;
}
.icon-btn:hover { color: var(--text); background: var(--surface-2); }
.icon-btn .icon { width: 1.25rem; height: 1.25rem; }
.workspace-bar .menu-btn { display: none; }

.sidebar {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  flex-direction: column;
  height: 100vh;
  height: 100dvh;
  overflow: hidden auto;
  background: var(--surface);
  border-right: 1px solid var(--border);
}
.sidebar-head { display: flex; align-items: center; justify-content: space-between; gap: var(--space-2); min-height: 3.5rem; padding: var(--space-2) var(--space-3) var(--space-2) var(--space-4); }
.sidebar-head .brand { min-width: 0; }
.brand-name { overflow: hidden; font-size: 0.9375rem; text-overflow: ellipsis; white-space: nowrap; }
.sidebar-nav { display: grid; flex: 1; align-content: start; gap: var(--space-4); padding: var(--space-3) var(--space-3) var(--space-4); }
.nav-group { display: grid; gap: var(--space-1); }
.nav-group-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  width: 100%;
  min-height: 2rem;
  padding: 0 var(--space-2);
  font: inherit;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  cursor: pointer;
  background: none;
  border: 0;
  border-radius: 6px;
}
.nav-group-toggle:hover { color: var(--text); }
.nav-group-toggle > .sidebar-label:first-child { flex: 1; text-align: left; }
.nav-group-toggle .icon { width: 0.875rem; height: 0.875rem; transition: transform var(--duration) ease; }
.nav-group.is-closed .nav-group-toggle .icon { transform: rotate(-90deg); }
.nav-group.is-closed .nav-list { display: none; }
.nav-count {
  min-width: 1.25rem;
  padding: 0 0.375rem;
  font-size: 0.6875rem;
  letter-spacing: 0;
  text-align: center;
  color: var(--on-primary);
  background: var(--primary);
  border-radius: 999px;
}
.nav-list { display: grid; gap: 2px; margin: 0; padding: 0; list-style: none; }
.nav-link {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
  min-height: var(--tap);
  padding: 0 var(--space-3);
  font: inherit;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-muted);
  text-align: left;
  text-decoration: none;
  cursor: pointer;
  background: none;
  border: 0;
  border-radius: var(--radius);
  transition: background-color var(--duration) ease, color var(--duration) ease;
}
.nav-link .icon { width: 1.125rem; height: 1.125rem; }
.nav-link:hover { color: var(--text); background: var(--surface-2); }
.nav-link[aria-current="page"] { font-weight: 600; color: var(--text); background: var(--surface-3); }
.nav-session { min-height: 3rem; }
.nav-session-text { display: grid; min-width: 0; line-height: 1.25; }
.nav-session-title { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text); }
.nav-session-meta { overflow: hidden; font-size: var(--text-xs); text-overflow: ellipsis; white-space: nowrap; color: var(--text-muted); }
.nav-empty { padding: var(--space-1) var(--space-3); font-size: var(--text-xs); color: var(--text-muted); }
/* Titik status sesi: penuh = berjalan, separuh = dijeda, gelang = dibuka (bentuk, bukan warna sahaja). */
.status-dot {
  flex: none;
  width: 0.625rem;
  height: 0.625rem;
  margin-inline: 0.25rem;
  border: 2px solid var(--text);
  border-radius: 50%;
}
.status-dot[data-status="running"] { background: var(--text); }
.status-dot[data-status="paused"] { background: linear-gradient(90deg, var(--text) 50%, transparent 50%); }

.sidebar-foot { display: grid; gap: var(--space-1); padding: var(--space-3); border-top: 1px solid var(--border); }
.sidebar-foot form { margin: 0; }
.user-card { display: flex; align-items: center; gap: var(--space-3); min-height: var(--tap); padding: 0 var(--space-1); }
.avatar {
  display: inline-grid;
  flex: none;
  place-items: center;
  width: 2rem;
  height: 2rem;
  font-size: var(--text-xs);
  font-weight: 650;
  color: var(--on-primary);
  background: var(--primary);
  border-radius: 50%;
}
.user-card-text { display: grid; min-width: 0; line-height: 1.25; }
.user-card-name { overflow: hidden; font-size: var(--text-sm); font-weight: 600; text-overflow: ellipsis; white-space: nowrap; }
.user-card-role { font-size: var(--text-xs); color: var(--text-muted); }
.sidebar-backdrop { position: fixed; inset: 0; z-index: 39; background: rgb(0 0 0 / 0.4); }

/* Mod kecil (desktop): ikon sahaja. Label disembunyikan secara visual (kekal untuk pembaca skrin); tooltip pada
   hover dan fokus. Kumpulan yang ditutup tetap dipaparkan sebagai ikon. */
@media (min-width: 64rem) {
  .shell.is-collapsed .sidebar-label {
    position: absolute !important;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
  }
  .shell.is-collapsed .sidebar { overflow: visible; }
  .shell.is-collapsed .sidebar-head { flex-direction: column; justify-content: center; padding-inline: var(--space-2); }
  .shell.is-collapsed .sidebar-nav { gap: var(--space-2); padding-inline: var(--space-2); }
  .shell.is-collapsed .nav-group + .nav-group { padding-top: var(--space-2); border-top: 1px solid var(--border); }
  .shell.is-collapsed .nav-group-toggle { display: none; }
  .shell.is-collapsed .nav-group.is-closed .nav-list { display: grid; }
  .shell.is-collapsed .nav-link { justify-content: center; padding: 0; }
  .shell.is-collapsed .nav-empty { display: none; }
  .shell.is-collapsed .user-card { justify-content: center; padding: 0; }
  .shell.is-collapsed .sidebar-foot { padding-inline: var(--space-2); }
  .shell.is-collapsed .brand,
  .shell.is-collapsed .sidebar-collapse { position: relative; }
  .shell.is-collapsed [data-tip]:hover::after,
  .shell.is-collapsed [data-tip]:focus-visible::after {
    content: attr(data-tip);
    position: absolute;
    top: 50%;
    left: calc(100% + 0.75rem);
    z-index: 60;
    padding: 0.375rem 0.625rem;
    font-size: var(--text-xs);
    font-weight: 550;
    color: var(--on-primary);
    white-space: nowrap;
    pointer-events: none;
    background: var(--primary);
    border-radius: 6px;
    transform: translateY(-50%);
  }
}

/* Skrin kecil: sidebar menjadi laci yang dibuka dengan butang menu. */
@media (max-width: 63.99rem) {
  .shell { grid-template-columns: minmax(0, 1fr); }
  .workspace-bar .menu-btn { display: inline-grid; margin-left: calc(var(--space-2) * -1); }
  .workspace-bar { padding-inline: var(--space-4); }
  .sidebar-collapse { display: none; }
  .sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: min(18rem, 86vw);
    box-shadow: var(--shadow);
    transform: translateX(-105%);
    visibility: hidden;
    transition: transform 200ms ease, visibility 0s linear 200ms;
  }
  .shell.is-open .sidebar { transform: none; visibility: visible; transition: transform 200ms ease; }
}

.container-wide { max-width: 90rem; }

/* Kepala halaman dan susunan */
.page-head-row { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: var(--space-4); }
.page-head-row h1 { margin-bottom: 0; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); }
.stack > * + * { margin-top: var(--space-6); }
.section-title { font-size: var(--text-lg); }
.list { margin: 0 0 var(--space-4); padding-left: 1.25rem; }
.list li + li { margin-top: var(--space-2); }
.form-narrow { max-width: 40rem; }

.grid-2 { display: grid; gap: var(--space-5); }
@media (min-width: 64rem) {
  .grid-2 { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: start; }
}

/* Statistik */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr)); gap: var(--space-3); margin-bottom: var(--space-5); }
.stat {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-4);
  color: var(--text);
  text-decoration: none;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color var(--duration) ease;
}
.stat-value { font-size: 1.75rem; font-weight: 650; line-height: 1.1; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.stat-label { font-size: var(--text-sm); color: var(--text-muted); }
.stat-link:hover { border-color: var(--text-muted); }
.stat-warn .stat-value { color: var(--warning); }
.stat-danger .stat-value { color: var(--danger); }

/* Penapis */
.filters {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: var(--space-3) var(--space-4);
  margin-bottom: var(--space-4);
  padding: var(--space-4);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.filters .field { margin: 0; }
.field-grow { flex: 1 1 16rem; }

.check { display: inline-flex; align-items: center; gap: var(--space-2); min-height: var(--tap); cursor: pointer; }
.check input { flex: none; width: 1.125rem; height: 1.125rem; margin: 0; accent-color: var(--primary); }

/* Jadual */
.table-wrap {
  overflow-x: auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.table-scroll { max-height: 28rem; overflow-y: auto; }
.table { width: 100%; border-collapse: collapse; }
.table th,
.table td { padding: var(--space-2) var(--space-3); text-align: left; vertical-align: middle; border-bottom: 1px solid var(--border); }
.table th {
  position: sticky;
  top: 0;
  z-index: 1;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-muted);
  white-space: nowrap;
  background: var(--surface-2);
}
.table tbody tr:last-child td { border-bottom: 0; }
.table .num { font-variant-numeric: tabular-nums; }
.col-check { width: 3.25rem; }
.cell-check { display: flex; align-items: center; justify-content: center; min-width: var(--tap); min-height: var(--tap); cursor: pointer; }
.cell-check input { width: 1.125rem; height: 1.125rem; margin: 0; accent-color: var(--primary); }
.cell-actions { text-align: right; white-space: nowrap; }
.gender-cell { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); }
.input-inline { width: auto; min-width: 9rem; }

.empty { padding: var(--space-6) var(--space-4); text-align: center; color: var(--text-muted); }

/* Bar tindakan pukal */
.bulkbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--border);
}
.bulkbar-status { flex: 1 1 14rem; margin: 0; font-size: var(--text-sm); color: var(--success); text-align: right; }
.bulkbar-status.is-error { color: var(--danger); }

/* Lencana */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.0625rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  white-space: nowrap;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 999px;
}
.badge-info { color: var(--primary); }
.badge-warn { color: var(--warning); background: var(--warning-bg); border-color: var(--warning-border); }

/* Mesej tambahan */
.alert-success { color: var(--success); background: var(--success-bg); border-color: var(--success-border); }
.alert-warning { color: var(--warning); background: var(--warning-bg); border-color: var(--warning-border); }

/* Halaman */
.pagination { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-3); margin-top: var(--space-4); }
.pagination-current { padding: 0 var(--space-2); font-variant-numeric: tabular-nums; }

/* Tab */
.tabs { display: flex; gap: var(--space-1); margin-bottom: var(--space-5); overflow-x: auto; border-bottom: 1px solid var(--border); }
.tabs a {
  display: inline-flex;
  align-items: center;
  min-height: var(--tap);
  margin-bottom: -1px;
  padding: 0 var(--space-4);
  font-weight: 600;
  color: var(--text-muted);
  text-decoration: none;
  border-bottom: 2px solid transparent;
}
.tabs a:hover { color: var(--text); }
.tabs a[aria-current="page"] { color: var(--text); border-bottom-color: var(--primary); }

/* Tab dalam borang (butang, bukan pautan) */
.tabs button {
  display: inline-flex;
  align-items: center;
  min-height: var(--tap);
  margin-bottom: -1px;
  padding: 0 var(--space-4);
  font: inherit;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  background: none;
  border: 0;
  border-bottom: 2px solid transparent;
}
.tabs button:hover { color: var(--text); }
.tabs button[aria-selected="true"] { color: var(--text); border-bottom-color: var(--primary); }

/* Borang tambahan */
.help { margin: 0; font-size: var(--text-sm); color: var(--text-muted); }
.field-error { margin: 0; font-size: var(--text-sm); font-weight: 600; color: var(--danger); }
.input[aria-invalid="true"] { border-color: var(--danger); }
textarea.input { min-height: 12rem; line-height: 1.45; resize: vertical; }
input[type="file"].input { padding: 0.5rem; }
.btn:disabled { cursor: not-allowed; opacity: 0.55; }

.radio-group { display: grid; gap: var(--space-1); margin: 0 0 var(--space-4); padding: 0; border: 0; }
.radio-group legend { margin-bottom: var(--space-2); padding: 0; }

.result {
  min-height: var(--tap);
  margin: var(--space-4) 0 0;
  padding: var(--space-3) var(--space-4);
  background: var(--surface-2);
  border-radius: var(--radius);
}
.result[data-state="error"] { color: var(--danger); }
.result[data-state="U"] { color: var(--warning); }

.badge-success { color: var(--success); background: var(--success-bg); border-color: var(--success-border); }

/* Borang sesi */
.form-grid { display: grid; gap: 0 var(--space-4); }
@media (min-width: 48rem) {
  .form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .form-grid .span-2 { grid-column: 1 / -1; }
}
@media (min-width: 64rem) {
  .form-grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}
.form-panel { margin-bottom: var(--space-5); }
.form-panel .form-grid + .fieldset { margin-top: var(--space-2); }
.fieldset {
  margin: 0 0 var(--space-4);
  padding: var(--space-4) var(--space-4) 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.fieldset legend { padding: 0 var(--space-2); }
.form-actions { margin-top: var(--space-2); }

/* Halaman sesi */
.session-grid { display: grid; gap: var(--space-5); margin-bottom: var(--space-6); }
@media (min-width: 64rem) {
  .session-grid { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); align-items: start; }
}
.key-display {
  margin: var(--space-2) 0 var(--space-3);
  font-family: var(--font-mono);
  font-size: clamp(2.25rem, 1.5rem + 2.6vw, 3.75rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: 0.08em;
  white-space: nowrap;
}
.key-state { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); }
.key-card .actions form { margin: 0; }
.key-copy-status { min-height: 1.5em; margin-top: var(--space-2); }
.expiry-form { margin-top: var(--space-4); padding-top: var(--space-4); border-top: 1px solid var(--border); }

.details-list { display: grid; grid-template-columns: max-content minmax(0, 1fr); gap: var(--space-2) var(--space-4); margin: 0; }
.details-list dt { font-size: var(--text-sm); font-weight: 600; color: var(--text-muted); }
.details-list dd { margin: 0; }
@media (max-width: 30rem) {
  .details-list { grid-template-columns: 1fr; gap: 0; }
  .details-list dd { margin-bottom: var(--space-2); }
}

.section-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: var(--space-2) var(--space-4); margin-bottom: var(--space-3); }
.section-head .section-title { margin-bottom: 0; }
.table-link { font-weight: 600; }
.cell-sub { display: block; font-size: var(--text-sm); }
.cell-seat { font-size: 1.125rem; font-weight: 700; font-variant-numeric: tabular-nums; }

.row-menu { display: inline-block; margin-left: var(--space-1); text-align: left; vertical-align: top; }
.row-menu > summary { list-style: none; }
.row-menu > summary::-webkit-details-marker { display: none; }
.row-menu[open] > summary { background: var(--surface-2); }
.inline-form { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); margin-top: var(--space-2); }

/* Portal pelajar */
.seat-card { max-width: 32rem; }
.seat-number { display: flex; align-items: baseline; gap: var(--space-3); margin: var(--space-3) 0 var(--space-4); }
.seat-label { font-size: var(--text-lg); font-weight: 700; color: var(--text-muted); }
.seat-value { font-size: clamp(3.5rem, 2.5rem + 6vw, 5.5rem); font-weight: 700; line-height: 1; letter-spacing: -0.03em; color: var(--primary); font-variant-numeric: tabular-nums; }
.enrol-card { margin-inline: 0; }
.key-input { font-family: var(--font-mono); font-size: 1.375rem; letter-spacing: 0.12em; text-align: center; text-transform: uppercase; }
.key-input::placeholder { letter-spacing: 0.12em; }
.portal-links { margin-top: var(--space-5); }

/* Butang bahaya (Tamat sesi) */
.btn-danger { color: var(--on-danger); background: var(--danger-solid); }
.btn-danger:hover { background: var(--danger-solid-hover); }

/* Komponen paparan masa */
.timer { display: grid; gap: var(--space-3); }
.timer-meta { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); margin: 0; }
.timer-phase { font-size: var(--text-sm); font-weight: 600; color: var(--text-muted); }
.timer-block { display: grid; gap: var(--space-1); }
.timer-label { font-size: var(--text-sm); font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; color: var(--text-muted); }
.timer-remaining {
  font-size: var(--timer-xl);
  font-weight: 650;
  line-height: 1;
  letter-spacing: -0.035em;
  font-variant-numeric: tabular-nums;
}
.timer-endtime {
  font-size: var(--endtime-md);
  font-weight: 600;
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
}
.timer[data-status="paused"] .timer-remaining,
.timer[data-live-status="paused"] .timer-remaining { color: var(--warning); }
.timer[data-phase="no_exit"] .timer-remaining,
.timer[data-live-phase="no_exit"] .timer-remaining { color: var(--danger); }

/* Panel kawalan pensyarah */
.control-card { margin-bottom: var(--space-6); }
.control-layout { display: grid; gap: var(--space-5); }
@media (min-width: 64rem) {
  .control-layout { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); align-items: start; }
}
.control-actions { display: grid; gap: var(--space-4); align-content: start; }
.control-actions form { margin: 0; }
.extend-group { display: grid; gap: var(--space-2); }
.input-minutes { width: 7rem; }
.confirm-page { margin-top: var(--space-6); }

/* Portal pelajar semasa sesi */
.portal-grid { display: grid; gap: var(--space-5); }
@media (min-width: 48rem) {
  .portal-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: start; }
  .portal-grid .portal-timer-card { grid-row: span 2; }
}
.seat-card { max-width: none; }
.ended-card { margin-bottom: var(--space-5); }

/* Tindakan pengawas dalam jadual kehadiran */
.row-action { display: inline-block; margin: 0 var(--space-1) 0 0; }
.badge-danger { color: var(--danger); background: var(--danger-bg); border-color: var(--danger-border); }

/* Kiraan kehadiran langsung (session-live.js) */
.live-counts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(8.5rem, 1fr));
  gap: var(--space-2);
  margin: 0 0 var(--space-4);
}
.live-count {
  padding: var(--space-2) var(--space-3);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.live-count dt { font-size: var(--text-sm); color: var(--text-muted); }
.live-count dd { margin: 0; font-size: 1.375rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.live-count[data-count-item="hand_raised"] dd,
.live-count[data-count-item="toilet_requested"] dd { color: var(--warning); }
.live-count[data-count-item="disconnected"] dd { color: var(--danger); }
.live-notice { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-3); }

/* Skrin sesi pelajar: mobile-first, satu lajur */
.student-session { display: grid; gap: var(--space-4); max-width: 40rem; margin-inline: auto; }
.student-session .timer-card { padding: var(--space-4) var(--space-5); }

.connection-banner {
  position: sticky;
  top: 0;
  z-index: 20;
  margin: 0;
  padding: var(--space-3) var(--space-4);
  font-weight: 600;
  color: var(--on-danger);
  background: var(--danger-solid);
  border-radius: var(--radius);
}

.phase-banner {
  margin: 0;
  padding: var(--space-3) var(--space-4);
  font-weight: 700;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-2);
}
.phase-banner[data-tone="ok"] { color: var(--success); background: var(--success-bg); border-color: var(--success-border); }
.phase-banner[data-tone="warn"] { color: var(--warning); background: var(--warning-bg); border-color: var(--warning-border); }
.phase-banner[data-tone="danger"] { color: var(--danger); background: var(--danger-bg); border-color: var(--danger-border); }

.notices { display: grid; gap: var(--space-2); }
.notices:empty { display: none; }
.notice {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-2) var(--space-2) var(--space-4);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.notice p { margin: 0; font-weight: 600; }
.notice-close {
  flex: none;
  min-width: var(--tap);
  min-height: var(--tap);
  font: inherit;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  background: none;
  border: 0;
  border-radius: var(--radius);
}
.notice-close:hover { color: var(--text); background: var(--surface-2); }

.student-card { display: grid; gap: var(--space-3); }
.student-card-head { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-4); }
.student-name { margin: 0; font-size: var(--text-lg); }
.student-matric { margin: var(--space-1) 0 0; }
.student-card .seat-number { margin: 0; }
.student-card .seat-value { font-size: clamp(2.75rem, 2rem + 4vw, 4rem); }
.student-card-status { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-2); }
.session-meta { margin: 0; font-size: var(--text-sm); }

.state-chip {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  padding: 0 var(--space-3);
  font-weight: 700;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface-2);
}
.state-chip[data-state="working"] { color: var(--success); background: var(--success-bg); border-color: var(--success-border); }
.state-chip[data-state="hand_raised"],
.state-chip[data-state="toilet_requested"],
.state-chip[data-state="toilet_out"] { color: var(--warning); background: var(--warning-bg); border-color: var(--warning-border); }
.state-chip[data-state="report_submitted"],
.state-chip[data-state="finished"] { color: var(--primary); }

.connection { display: inline-flex; align-items: center; gap: var(--space-2); font-size: var(--text-sm); font-weight: 600; color: var(--text-muted); }
.connection-dot { width: 0.625rem; height: 0.625rem; border-radius: 50%; background: var(--success); }
.connection[data-online="0"] { color: var(--danger); }
.connection[data-online="0"] .connection-dot { background: var(--danger); }

.state-detail { display: grid; gap: var(--space-2); justify-items: start; }
.state-detail p { margin: 0; }
.state-detail p:empty { display: none; }
.stopwatch { font-size: 1.25rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.stopwatch[data-over="1"] { color: var(--danger); }

.action-message { margin: 0; }

/* Bar tindakan: empat butang besar (tinggi 56px). Melekat di bawah pada telefon. */
.action-bar { display: grid; gap: var(--space-2); }
.action-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-2); }
.action-btn {
  min-height: 56px;
  padding: var(--space-2) var(--space-3);
  font: inherit;
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--on-primary);
  cursor: pointer;
  background: var(--primary);
  border: 1px solid transparent;
  border-radius: var(--radius);
  transition: background-color var(--duration) ease;
}
.action-btn:hover:not(:disabled) { background: var(--primary-hover); }
.action-btn[aria-pressed="true"] { color: var(--warning); background: var(--warning-bg); border-color: var(--warning-border); }
.action-btn:disabled { color: var(--text-muted); cursor: not-allowed; background: var(--surface-2); border-color: var(--border); opacity: 1; }
.action-reason { min-height: 1.5em; margin: 0; font-size: var(--text-sm); color: var(--text-muted); }
.action-reason:empty { display: none; }

@media (max-width: 47.99rem) {
  .action-bar {
    position: sticky;
    bottom: 0;
    z-index: 10;
    margin-inline: calc(var(--space-4) * -1);
    padding: var(--space-3) var(--space-4) calc(var(--space-3) + env(safe-area-inset-bottom, 0px));
    background: var(--surface);
    border-top: 1px solid var(--border);
    box-shadow: 0 -8px 24px rgb(16 24 40 / 0.08);
  }
}
@media (min-width: 48rem) {
  .action-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

/* Toast pengumuman */
.toast-region {
  position: fixed;
  top: calc(var(--space-3) + env(safe-area-inset-top, 0px));
  left: 50%;
  z-index: 30;
  display: grid;
  gap: var(--space-2);
  width: min(28rem, calc(100% - 2 * var(--space-4)));
  transform: translateX(-50%);
  pointer-events: none;
}
.toast {
  margin: 0;
  padding: var(--space-3) var(--space-4);
  font-weight: 600;
  color: var(--surface);
  background: var(--text);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  animation: toast-in 200ms ease-out;
}
@keyframes toast-in {
  from { opacity: 0; transform: translateY(-0.5rem); }
  to { opacity: 1; transform: none; }
}

/* Dialog pengesahan */
.confirm-dialog {
  width: min(28rem, calc(100% - 2 * var(--space-4)));
  padding: var(--space-5);
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}
.confirm-dialog::backdrop { background: rgb(0 0 0 / 0.45); }

/* Ringkasan selepas tamat */
.summary-card { margin-top: var(--space-5); }
.summary-card .details-list { margin-bottom: var(--space-5); }

/* Dashboard live pensyarah (views/admin/sessions/live.php) */
.container-live { max-width: 100rem; padding-top: var(--space-4); }
.live { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-3); }
.live .card { padding: var(--space-4); }
.icon { flex: none; width: 1.125em; height: 1.125em; vertical-align: -0.2em; }

/* Nada keadaan: warna + ikon + teks (warna bukan satu-satunya penanda) */
.live [data-tone="working"] { --tone: var(--success); --tone-bg: var(--success-bg); --tone-border: var(--success-border); }
.live [data-tone="hand"] { --tone: var(--warning); --tone-bg: var(--warning-bg); --tone-border: var(--warning-border); }
.live [data-tone="toilet"] { --tone: var(--toilet); --tone-bg: var(--toilet-bg); --tone-border: var(--toilet-border); }
.live [data-tone="over"],
.live [data-tone="offline"] { --tone: var(--danger); --tone-bg: var(--danger-bg); --tone-border: var(--danger-border); }
.live [data-tone="report"] { --tone: var(--primary); --tone-bg: var(--info-bg); --tone-border: var(--info-border); }
.live [data-tone="done"],
.live [data-tone="joining"] { --tone: var(--text-muted); --tone-bg: var(--surface-2); --tone-border: var(--border); }

/* Pengepala: tajuk, pemasa, kawalan */
.live-head { display: grid; gap: var(--space-4); }
.live-title h1 { margin-bottom: var(--space-1); }
.live-title .eyebrow { margin-bottom: var(--space-1); }
.live-place { margin: 0; }
.live-timer .timer {
  grid-template-columns: auto auto;
  align-items: end;
  gap: var(--space-1) var(--space-5);
  /* Lebih kecil daripada halaman sesi; nisbah besar/kecil kekal sekurang-kurangnya 2.5 (88/28, 60/24). */
  --timer-xl: clamp(60px, 4vw + 20px, 88px);
  --endtime-md: clamp(24px, 0.4vw + 18px, 28px);
}
.live-timer .timer-meta { grid-column: 1 / -1; }
.live-head > * { min-width: 0; }
.live-title h1 { overflow-wrap: anywhere; }
@media (max-width: 47.99rem) {
  .live-timer .timer { grid-template-columns: minmax(0, 1fr); }
}
.log:focus-visible,
.absent-list:focus-visible,
.table-wrap:focus-visible { outline-offset: -3px; }
.live-controls { display: grid; gap: var(--space-2); align-content: start; }
.live-controls form { margin: 0; }
.live-controls .help { max-width: 28rem; }
.live-tools .btn[aria-pressed="true"] { color: var(--success); background: var(--success-bg); border-color: var(--success-border); }
@media (min-width: 64rem) {
  .live-head { grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); align-items: center; }
  .live-controls { justify-items: end; }
  .live-controls .actions { justify-content: flex-end; }
}
/* Skrin makmal (1366px ke atas dan cukup tinggi): pengepala melekat supaya jam sentiasa kelihatan. */
@media (min-width: 85.375rem) and (min-height: 47.5rem) {
  .live-head { position: sticky; top: 0; z-index: 15; }
}

.btn-sm { min-height: 2.25rem; padding: 0.375rem 0.75rem; font-size: var(--text-sm); }
.input-sm { min-height: 2.25rem; padding: 0.25rem 0.5rem; font-size: var(--text-sm); }
.input-inline.input-sm { min-width: 7.5rem; }
.link-btn {
  max-width: 100%;
  padding: 0;
  overflow: hidden;
  font: inherit;
  font-weight: 600;
  color: var(--text);
  text-align: left;
  text-decoration: underline;
  text-decoration-color: var(--border);
  text-overflow: ellipsis;
  text-underline-offset: 0.2em;
  white-space: nowrap;
  cursor: pointer;
  background: none;
  border: 0;
}
.link-btn:hover { text-decoration-color: currentColor; }

/* Mesej tindakan, sepanduk notifikasi */
.live-status {
  margin: 0;
  padding: var(--space-2) var(--space-4);
  font-weight: 600;
  color: var(--success);
  background: var(--success-bg);
  border: 1px solid var(--success-border);
  border-radius: var(--radius);
}
.live-status:empty { padding: 0; border-width: 0; }
.live-status[data-tone="error"] { color: var(--danger); background: var(--danger-bg); border-color: var(--danger-border); }
.live-status[data-tone="warn"] { color: var(--warning); background: var(--warning-bg); border-color: var(--warning-border); }
[data-gender-status][data-tone="error"] { color: var(--danger); }
.live-banners { display: grid; gap: var(--space-2); }
.live-banners:empty { display: none; }
.live-banner {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-2) var(--space-2) var(--space-4);
  font-weight: 700;
  border: 1px solid;
  border-radius: var(--radius);
  animation: toast-in 200ms ease-out;
}
.live-banner p { flex: 1; margin: 0; }
.live-banner .icon { width: 1.375rem; height: 1.375rem; }
.live-banner[data-tone="info"] { color: var(--primary); background: var(--info-bg); border-color: var(--info-border); }
.live-banner[data-tone="ok"] { color: var(--success); background: var(--success-bg); border-color: var(--success-border); }
.live-banner[data-tone="danger"] { color: var(--danger); background: var(--danger-bg); border-color: var(--danger-border); }

/* Jalur pengawas dan peraturan, kiraan */
.live-facts {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-5);
  margin: 0;
  padding: var(--space-3) var(--space-4);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.live-facts > div { display: flex; flex-wrap: wrap; align-items: baseline; gap: var(--space-2); }
.live-facts dt { font-size: var(--text-sm); font-weight: 600; color: var(--text-muted); }
.live-facts dd { margin: 0; font-weight: 600; }
.live .live-counts { grid-template-columns: repeat(auto-fit, minmax(8rem, 1fr)); margin: 0; }
.live .live-count[data-count-item="toilet_out"] dd { color: var(--toilet); }

/* Susunan utama: peta di kiri, panel di kanan; satu lajur pada skrin kecil */
.live-grid,
.live-main,
.live-side,
.live-bottom { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-3); align-content: start; }
@media (min-width: 64rem) {
  .live-grid { grid-template-columns: minmax(0, 3fr) minmax(20rem, 2fr); align-items: start; }
  .live-bottom { grid-template-columns: minmax(18rem, 1fr) minmax(0, 2fr); align-items: start; }
}
@media (min-width: 85.375rem) {
  /* Panel kanan selebar tetap supaya peta mendapat baki ruang (petak sekitar 100px pada 1366px). */
  .live-grid { grid-template-columns: minmax(0, 1fr) clamp(22rem, 28vw, 30rem); }
  .live-bottom { grid-template-columns: minmax(16rem, 1fr) minmax(0, 2.5fr); }
}

/* Peta tempat duduk */
.map-legend {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-4);
  margin: 0 0 var(--space-3);
  padding: 0;
  font-size: var(--text-sm);
  list-style: none;
}
.map-legend li { display: inline-flex; align-items: center; gap: var(--space-1); }
.map-legend .icon { color: var(--tone); }
.seat-map-wrap { display: grid; gap: var(--space-3); overflow-x: auto; }
.lecturer-pc {
  display: inline-flex;
  align-items: center;
  justify-self: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-5);
  font-weight: 700;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.seat-map { --aisle: 1.75rem; display: grid; gap: var(--space-2); min-width: 36rem; }
.map-door { justify-self: center; margin: 0; font-size: var(--text-sm); }
.seat {
  /* relative: teks .visually-hidden (nama penuh) kekal dalam petak, tidak terlepas dari bekas skrol peta. */
  position: relative;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 0.125rem;
  min-width: 0;
  min-height: 5.25rem;
  padding: 0.375rem 0.5rem;
  font: inherit;
  color: var(--text);
  text-align: left;
  cursor: pointer;
  background: var(--tone-bg, var(--surface));
  border: 1px solid var(--tone-border, var(--border));
  border-radius: var(--radius);
  transition: border-color var(--duration) ease, box-shadow var(--duration) ease;
}
.seat:hover:not(:disabled) { box-shadow: var(--shadow); }
.seat[data-tone="hand"],
.seat[data-tone="toilet"],
.seat[data-tone="over"] { border-color: var(--tone); }
.seat[data-offline="1"] { border: 2px dashed var(--danger); padding: calc(0.375rem - 1px) calc(0.5rem - 1px); }
.seat[aria-pressed="true"] { border-color: var(--text); box-shadow: inset 0 0 0 1px var(--text); }
.seat:disabled { cursor: default; color: var(--text-muted); background: transparent; border-style: dashed; }
.seat-none { visibility: hidden; }
.seat-top { display: flex; align-items: center; justify-content: space-between; gap: var(--space-1); }
.seat-no { font-size: 0.75rem; font-weight: 800; font-variant-numeric: tabular-nums; }
.seat-gender {
  padding: 0 0.3125rem;
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--text-muted);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
}
.seat-name,
.seat-empty { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.seat-name { align-self: center; font-size: 0.8125rem; font-weight: 700; }
.seat-empty { align-self: center; font-size: 0.75rem; }
.seat-state {
  display: flex;
  align-items: flex-start;
  gap: 0.25rem;
  font-size: 0.75rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--tone);
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
}
.seat-state .icon { margin-top: 0.05em; }
.seat-offline { display: flex; align-items: center; gap: 0.25rem; font-size: 0.6875rem; font-weight: 700; color: var(--danger); }

/* Pelajar dipilih */
.live-selected { display: grid; gap: var(--space-2); }
.live-selected .section-title { margin: 0; }
[data-selected-body] { display: grid; gap: var(--space-3); }
.selected-head { display: flex; align-items: center; gap: var(--space-4); }
.selected-seat {
  display: flex;
  align-items: baseline;
  gap: var(--space-1);
  margin: 0;
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1;
  color: var(--primary);
  font-variant-numeric: tabular-nums;
}
.selected-seat .seat-label { font-size: var(--text-md); color: var(--text-muted); }
.selected-name { margin: 0; font-size: var(--text-lg); font-weight: 700; }
.selected-meta { margin: 0; font-size: var(--text-sm); }
.selected-state {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin: 0;
  padding: var(--space-2) var(--space-3);
  font-weight: 700;
  color: var(--tone);
  background: var(--tone-bg);
  border: 1px solid var(--tone-border);
  border-radius: var(--radius);
}
.selected-state .muted { font-weight: 600; }
.selected-offline { display: flex; align-items: center; gap: var(--space-2); margin: 0; font-weight: 600; color: var(--danger); }
.live-selected .inline-form { margin: 0; }

/* Panel kanan: Bantuan, Tandas, Log */
.panel { display: grid; gap: var(--space-2); }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: var(--space-2); }
.panel-head .section-title { display: inline-flex; align-items: center; gap: var(--space-2); margin: 0; }
.panel-subtitle {
  margin: var(--space-2) 0 0;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.panel-empty { margin: 0; font-size: var(--text-sm); }
.queue { display: grid; gap: var(--space-2); margin: 0; padding: 0; list-style: none; }
.queue:empty { display: none; }
.queue-item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-3);
  padding: var(--space-2) var(--space-3);
  background: var(--tone-bg);
  border: 1px solid var(--tone-border);
  border-radius: var(--radius);
}
.queue-item[data-tone="over"] { border-color: var(--danger); }
.queue-order { font-size: 1.25rem; font-weight: 800; color: var(--tone); font-variant-numeric: tabular-nums; }
.queue-who { display: grid; flex: 1 1 9rem; min-width: 0; font-size: var(--text-sm); }
.queue-time { display: inline-flex; align-items: center; gap: var(--space-1); font-weight: 700; font-variant-numeric: tabular-nums; }
.queue-time.stopwatch { font-size: 1.125rem; }
.queue-time.stopwatch[data-over="1"] { color: var(--danger); }
.over-text { font-size: var(--text-sm); }
.queue-item .actions { gap: var(--space-1); }

.log-filters { display: flex; flex-wrap: wrap; gap: var(--space-1); }
.chip-btn {
  min-height: 2rem;
  padding: 0 var(--space-3);
  font: inherit;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
}
.chip-btn:hover { color: var(--text); }
.chip-btn[aria-pressed="true"] { color: var(--on-primary); background: var(--primary); border-color: var(--primary); }
.log { display: grid; max-height: 22rem; margin: 0; padding: 0; overflow-y: auto; list-style: none; }
.log-item {
  display: grid;
  grid-template-columns: auto auto minmax(0, 1fr);
  align-items: start;
  gap: var(--space-2);
  padding: 0.3125rem 0;
  font-size: var(--text-sm);
  border-bottom: 1px solid var(--border);
}
.log-item:last-child { border-bottom: 0; }
.log-item .icon { margin-top: 0.125em; color: var(--text-muted); }
.log-item[data-category="hand"] .icon { color: var(--warning); }
.log-item[data-category="toilet"] .icon { color: var(--toilet); }
.log-item[data-category="report"] .icon { color: var(--primary); }

/* Kehadiran dan jadual pelajar */
.presence-total { font-size: var(--text-lg); font-variant-numeric: tabular-nums; }
.absent-list { display: grid; gap: var(--space-1); max-height: 16rem; margin: 0 0 var(--space-2); padding: 0; overflow-y: auto; font-size: var(--text-sm); list-style: none; }
.table-compact th,
.table-compact td { padding: var(--space-1) var(--space-2); font-size: var(--text-sm); }
.table-compact .cell-seat { font-size: 1rem; }
.table-compact .link-btn { white-space: normal; }
.state-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 0.0625rem 0.5rem;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--tone);
  white-space: nowrap;
  background: var(--tone-bg);
  border: 1px solid var(--tone-border);
  border-radius: 999px;
}

/* Laci Tetapan sesi */
.drawer {
  width: min(36rem, 100%);
  max-width: 100%;
  height: 100%;
  max-height: none;
  margin: 0 0 0 auto;
  padding: 0;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.drawer::backdrop { background: rgb(0 0 0 / 0.45); }
.drawer-form { display: grid; gap: var(--space-3); padding: var(--space-5); }
.drawer-head { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); }
.drawer-head .section-title { margin: 0; }
.drawer .fieldset { margin: 0; }
/* Mesej ralat di bawah satu medan tidak menolak input medan sebelah ke bawah. */
.drawer .field { align-content: start; }
.drawer .alert { margin: 0; }
.drawer-actions { position: sticky; bottom: 0; padding: var(--space-3) 0; background: var(--surface); border-top: 1px solid var(--border); }

/* Paparan 3D makmal (Fasa 7B, public/assets/js/lab3d.js). Token warna ialah palet fail rujukan
   (docs/rujukan/makmal-exam-3d_1.html); lab3d.js membacanya daripada bekas .lab-host. */
.lab-host {
  --st-absent: #7a8b96; --st-join: #2589d6; --st-work: #1b8f5f; --st-hand: #d9920a; --st-treq: #7457d6;
  --st-tout: #c0479e; --st-report: #0b8494; --st-done: #3d4fb5; --st-disc: #d13838;
  --scene-bg: #dce5ea; --floor: #bcc8cf; --floor-line: #a6b4bd; --wall: #eef3f5; --desk: #d9c5a2; --desk-leg: #b9a682;
  --chair: #55646f; --board: #0e1a21; --light: 1;
  position: relative;
  height: clamp(480px, calc(100dvh - 220px), 760px);
  overflow: hidden;
  background: var(--scene-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) .lab-host {
    --st-absent: #6f808b; --st-join: #4faaf0; --st-work: #35bd85; --st-hand: #f2b33d; --st-treq: #9c86f2;
    --st-tout: #e26fc2; --st-report: #2bb5c5; --st-done: #8190f0; --st-disc: #f06666;
    --scene-bg: #0b1318; --floor: #22303a; --floor-line: #324550; --wall: #18252d; --desk: #8d7656; --desk-leg: #6f5b41;
    --chair: #7c8c97; --board: #050b0e; --light: .8;
  }
}
.lab-host:fullscreen { height: 100%; border: 0; border-radius: 0; }
.map-tools { justify-content: flex-end; }
.lab-error { margin: 0 0 var(--space-3); }
.lab-loading { position: absolute; inset: 0; display: grid; place-items: center; margin: 0; font-weight: 600; color: var(--text-muted); }
.lab-canvas { display: block; width: 100%; height: 100%; touch-action: pan-y; cursor: grab; }
.lab-canvas:active { cursor: grabbing; }

.lab-host [data-st="absent"] { --c: var(--st-absent); }
.lab-host [data-st="joining"] { --c: var(--st-join); }
.lab-host [data-st="working"] { --c: var(--st-work); }
.lab-host [data-st="hand_raised"] { --c: var(--st-hand); }
.lab-host [data-st="toilet_requested"] { --c: var(--st-treq); }
.lab-host [data-st="toilet_out"] { --c: var(--st-tout); }
.lab-host [data-st="report_submitted"] { --c: var(--st-report); }
.lab-host [data-st="finished"] { --c: var(--st-done); }
.lab-host [data-st="disc"] { --c: var(--st-disc); }

/* Label nama di atas kepala (port .tag rujukan) */
.lab-tags { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.lab-tag {
  --c: var(--st-absent);
  position: absolute;
  top: 0;
  left: 0;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 6px 3px 5px;
  font: 600 10.5px/1 var(--font-sans);
  color: var(--text);
  white-space: nowrap;
  cursor: pointer;
  pointer-events: auto;
  background: color-mix(in srgb, var(--surface) 90%, transparent);
  border: 1px solid var(--border);
  border-radius: 6px;
  will-change: transform;
}
.lab-tag i { flex: none; width: 8px; height: 8px; background: var(--c); border-radius: 50%; }
.lab-tag .gl { font-weight: 700; }
.lab-tag .gl:empty,
.lab-tag .gb:empty { display: none; }
.lab-tag .gb {
  display: inline-grid;
  place-items: center;
  width: 13px;
  height: 13px;
  font-size: 9px;
  font-weight: 800;
  color: var(--text);
  border: 1px solid var(--text);
  border-radius: 50%;
}
.lab-tag.sel { z-index: 3; outline: 2px solid var(--focus); outline-offset: 1px; }
.lab-tag.dim { opacity: .55; }
.lab-tag.attn { z-index: 2; background: color-mix(in srgb, var(--c) 22%, var(--surface)); border-color: var(--c); }
.lab-tag.disc { border-color: var(--st-disc); border-style: dashed; }
.lab-tag.staff { --c: var(--text); font-weight: 500; color: var(--text-muted); pointer-events: none; }
.lab-tag.staff i { border-radius: 2px; }
.lab-tag.hideit { display: none !important; }
/* Telefon dan butang Nama dimatikan: nama hanya untuk pelajar dipilih (penanda keadaan kekal). */
.lab-nonames .lab-tag .nm { display: none; }
.lab-nonames .lab-tag.sel .nm,
.lab-nonames .lab-tag.staff .nm { display: inline; }

/* Petunjuk dan HUD (port .legend dan .hud) */
.lab-legend {
  position: absolute;
  top: 10px;
  left: 10px;
  display: flex;
  flex-direction: column;
  gap: 3px;
  font: 500 11px var(--font-sans);
  color: var(--text-muted);
  pointer-events: none;
}
.lab-pill {
  --c: var(--st-absent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 9px 4px 7px;
  font: 600 12px/1 var(--font-sans);
  color: var(--text);
  white-space: nowrap;
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  border: 1px solid color-mix(in srgb, var(--c) 45%, transparent);
  border-radius: 999px;
}
.lab-pill i { flex: none; width: 8px; height: 8px; background: var(--c); border-radius: 50%; }
.lab-hud { position: absolute; right: 10px; bottom: 10px; left: 10px; display: flex; flex-wrap: wrap; gap: 6px; }
.lab-gap { flex: 1; }
.lab-btn {
  min-height: 34px;
  padding: 0 11px;
  font: 600 13px var(--font-sans);
  color: var(--text);
  cursor: pointer;
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.lab-btn:hover { border-color: var(--text); }
.lab-btn[aria-pressed="true"] { border-color: var(--text); }
@media (pointer: coarse) {
  .lab-btn { min-height: var(--tap); }
}
@media (max-width: 47.99rem) {
  .lab-legend { display: none; }
}

/* Skrin penuh jam (klik papan jam di dinding 3D): elemen berasingan, bukan paparan 3D */
.lab-clock-fs {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: clamp(8px, 1.5vh, 20px);
  padding: 4vh 4vw;
  color: #eaf2f6;
  text-align: center;
  cursor: pointer;
  background: #0e1a21;
}
.lab-clock-fs p { margin: 0; }
.lab-fs-subject { display: flex; flex-wrap: wrap; justify-content: center; gap: .3em .8em; font-size: clamp(22px, 3vw, 48px); font-weight: 600; color: #c9d6dd; }
.lab-fs-code { font-family: var(--font-mono); font-weight: 700; }
.lab-fs-label { font-size: clamp(16px, 1.8vw, 28px); font-weight: 700; letter-spacing: .12em; color: #8fa2ad; }
/* Lapan aksara monospace kira-kira 4.8em lebar: 18.5vw muat dalam skrin. Nisbah dengan Tamat sebenar (3vw) melebihi 2.5. */
.lab-fs-remaining { max-width: 100%; font-family: var(--font-mono); font-size: clamp(64px, min(18.5vw, 40vh), 400px); font-weight: 700; line-height: .95; letter-spacing: -.03em; white-space: nowrap; font-variant-numeric: tabular-nums; }
.lab-fs-end { font-size: clamp(22px, 3vw, 56px); color: #8fa2ad; }
.lab-fs-end b { font-family: var(--font-mono); font-weight: 700; color: #c9d6dd; font-variant-numeric: tabular-nums; }
.lab-fs-phase { display: inline-flex; align-items: center; gap: .5em; font-size: clamp(20px, 2.6vw, 44px); font-weight: 700; }
.lab-fs-phase i { width: .6em; height: .6em; border-radius: 50%; }
.lab-fs-counts { font-size: clamp(18px, 2.2vw, 36px); color: #c9d6dd; font-variant-numeric: tabular-nums; }
.lab-fs-message { padding: .3em .9em; font-size: clamp(18px, 2.2vw, 36px); font-weight: 700; color: #0e1a21; background: #f2b33d; border-radius: 12px; }
.lab-fs-hint { font-size: clamp(13px, 1.1vw, 18px); color: #8fa2ad; }

/* Laporan sesi (Fasa 8) */
.report-meta { margin-bottom: var(--space-4); }
.report-details { grid-template-columns: max-content minmax(0, 1fr) max-content minmax(0, 1fr); }
@media (max-width: 47.99rem) {
  .report-details { grid-template-columns: max-content minmax(0, 1fr); }
}
.report-stats dd { margin: 0; }
.stat-unit { font-size: var(--text-sm); font-weight: 600; color: var(--text-muted); }
.report-section { margin-top: var(--space-6); }
.report-table th { white-space: normal; vertical-align: bottom; }
.row-absent td { color: var(--text-muted); }
a.chip-btn { display: inline-flex; align-items: center; text-decoration: none; }
.chip-btn[aria-current="true"] { color: var(--on-primary); background: var(--primary); border-color: var(--primary); }
.timeline { display: grid; margin: var(--space-3) 0 0; padding: 0; list-style: none; }
.timeline-item {
  display: grid;
  grid-template-columns: 5.5rem 8rem minmax(0, 1fr);
  align-items: baseline;
  gap: var(--space-3);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--border);
}
.timeline-item .badge { justify-self: start; }
@media (max-width: 30rem) {
  .timeline-item { grid-template-columns: 4.5rem minmax(0, 1fr); }
  .timeline-item .badge { display: none; }
}
.print-only { display: none; }

/* Mod ujian notifikasi (APP_TIME_SCALE, dev sahaja) */
.dev-banner {
  margin: 0;
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: 700;
  text-align: center;
  color: var(--warning);
  background: var(--warning-bg);
  border-bottom: 1px solid var(--warning-border);
}

/* Cetak: laporan kemas pada kertas putih walaupun pelayar dalam tema gelap */
@media print {
  :root {
    --bg: #ffffff; --surface: #ffffff; --surface-2: #f1f3f5; --text: #000000; --text-muted: #3d4650; --border: #9aa3ad;
    --primary: #000000; --warning: #6b3a00; --warning-bg: #ffffff; --warning-border: #9aa3ad; --success: #0e5233;
    --success-bg: #ffffff; --success-border: #9aa3ad; --shadow: none;
    color-scheme: light;
  }
  @page { margin: 12mm; }
  body { font-size: 10pt; background: #ffffff; }
  .topbar, .sidebar, .sidebar-backdrop, .workspace-bar, .skip-link, .no-print, .dev-banner, main > .alert { display: none !important; }
  .shell { display: block; }
  .print-only { display: inline; }
  .container, .container-wide { max-width: none; padding: 0; }
  .card, .stat, .table-wrap { background: #ffffff; border-color: var(--border); box-shadow: none; }
  .page-head { margin-bottom: 4mm; }
  h1 { font-size: 16pt; }
  .stats { gap: 2mm; }
  .stat { padding: 2mm 3mm; }
  .stat-value { font-size: 13pt; }
  .table-wrap { overflow: visible; }
  .table th,
  .table td { padding: 1.5mm 2mm; font-size: 8.5pt; }
  .table th { position: static; color: #000000; background: #e9ecef; }
  thead { display: table-header-group; }
  tr, .timeline-item { break-inside: avoid; }
  .report-section { margin-top: 6mm; break-inside: auto; }
  a { color: inherit; text-decoration: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Aliran penilaian: tiga langkah dengan ruang membaca dan tindakan yang jelas. */
.assessment-steps { display: grid; gap: 2rem; }
.assessment-step { padding: 1.5rem 0; border-top: 1px solid var(--border); min-width: 0; }
.assessment-step-head { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem; margin-bottom: 1rem; }
.assessment-step-head h2 { margin: 0; flex: 1; font-size: 1.25rem; }
.assessment-step-head > a { min-height: 44px; display: inline-flex; align-items: center; }
.assessment-step td a, .assessment-list td a, .assessment-recent a { min-height: 44px; display: inline-flex; align-items: center; }
.confirm-card .actions > a { min-height: 44px; display: inline-flex; align-items: center; }
.assessment-step-number { display: inline-grid; place-items: center; width: 2rem; height: 2rem; background: var(--primary); color: var(--on-primary); border-radius: .5rem; font-weight: 600; }
.assessment-facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr)); gap: 1.5rem; }
.assessment-facts dt { color: var(--text-muted); font-size: .875rem; margin-bottom: .35rem; }
.assessment-facts dd { margin: 0; font-weight: 500; overflow-wrap: anywhere; }
.assessment-section-counts { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: .75rem 1.5rem; }
.assessment-section-counts li { display: flex; gap: .5rem; align-items: baseline; }
.assessment-upload { display: flex; align-items: end; flex-wrap: wrap; gap: 1rem; margin-top: 1rem; }
.assessment-upload .field { flex: 1 1 20rem; margin-bottom: 0; }
.assessment-section-form { margin-top: 1.5rem; max-width: 52rem; }
.assessment-advanced { border-block: 1px solid var(--border); margin-block: 1rem 1.5rem; }
.assessment-advanced summary { cursor: pointer; padding-block: .8rem; min-height: 44px; font-weight: 500; }
.assessment-key { display: flex; align-items: center; gap: .5rem; white-space: nowrap; }
.assessment-key code { font-size: 1.4rem; letter-spacing: .06em; font-weight: 600; }
.assessment-recent { list-style: none; padding: 0; }
.assessment-recent li { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: .75rem; padding-block: 1rem; border-bottom: 1px solid var(--border); }
.assessment-recent p { margin: .3rem 0 0; }
.assessment-delete { margin-top: 3rem; }
@media (max-width: 640px) { .assessment-facts { grid-template-columns: 1fr; } .assessment-step-head h2 { flex-basis: calc(100% - 3rem); } }

:root[data-theme="dark"] {
    --bg: #09090b;
    --surface: #111113;
    --surface-2: #19191c;
    --surface-3: #222226;
    --text: #fafafa;
    --text-muted: #a1a1aa;
    --border: #26262b;
    --border-strong: #3a3a41;
    --primary: #fafafa;
    --primary-hover: #e4e4e7;
    --on-primary: #09090b;
    --focus: #fafafa;
    --shadow: 0 1px 2px rgb(0 0 0 / 0.5), 0 8px 24px rgb(0 0 0 / 0.45);
    --shadow-sm: 0 1px 2px rgb(0 0 0 / 0.5);
    --success: #fafafa;
    --success-bg: #19191c;
    --success-border: #3a3a41;
    --danger: #ff9b8f;
    --danger-bg: #2a1513;
    --danger-border: #5c2a24;
    --on-danger: #ffffff;
    --danger-solid: #b42318;
    --danger-solid-hover: #c8352a;
    --warning: #f0c06a;
    --warning-bg: #261d0c;
    --warning-border: #57431b;
    --toilet: #c3b2f5;
    --toilet-bg: #1f1930;
    --toilet-border: #45386b;
    --info-bg: #19191c;
    --info-border: #3a3a41;
  color-scheme: dark;
}
:root[data-theme="light"] { color-scheme: light; }
:root[data-theme="dark"] .lab-host {
    --st-absent: #6f808b; --st-join: #4faaf0; --st-work: #35bd85; --st-hand: #f2b33d; --st-treq: #9c86f2;
    --st-tout: #e26fc2; --st-report: #2bb5c5; --st-done: #8190f0; --st-disc: #f06666;
    --scene-bg: #0b1318; --floor: #22303a; --floor-line: #324550; --wall: #18252d; --desk: #8d7656; --desk-leg: #6f5b41;
    --chair: #7c8c97; --board: #050b0e; --light: .8;
}