/* ── ELTB Annotation Tool — Design System ─────────────────────────────────── */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  /* Palette — warm stone + ink */
  --bg-primary: #0f1117;
  --bg-secondary: #161822;
  --bg-card: #1c1f2e;
  --bg-card-hover: #232640;
  --bg-input: #12141e;
  --bg-glass: rgba(28, 31, 46, 0.7);

  --border: #2a2d42;
  --border-subtle: #1f2236;
  --border-focus: #6c63ff;

  --text-primary: #e8e6e3;
  --text-secondary: #9b97a0;
  --text-muted: #5e5a66;
  --text-inverse: #0f1117;

  --accent: #6c63ff;
  --accent-hover: #857eff;
  --accent-glow: rgba(108, 99, 255, 0.15);

  --success: #22c55e;
  --success-bg: rgba(34, 197, 94, 0.1);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.1);
  --danger: #ef4444;
  --danger-bg: rgba(239, 68, 68, 0.1);
  --info: #3b82f6;
  --info-bg: rgba(59, 130, 246, 0.1);

  /* POS tag colors — muted, distinguishable */
  --pos-noun: #60a5fa;
  --pos-verb: #f472b6;
  --pos-adj: #a78bfa;
  --pos-adv: #34d399;
  --pos-propn: #fbbf24;
  --pos-pron: #fb923c;
  --pos-det: #94a3b8;
  --pos-adp: #67e8f9;
  --pos-cconj: #c084fc;
  --pos-sconj: #c084fc;
  --pos-aux: #f9a8d4;
  --pos-num: #fcd34d;
  --pos-part: #86efac;
  --pos-intj: #fca5a5;
  --pos-punct: #475569;
  --pos-sym: #475569;
  --pos-x: #6b7280;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,.3);
  --shadow-md: 0 4px 16px rgba(0,0,0,.3);
  --shadow-lg: 0 8px 32px rgba(0,0,0,.4);
  --shadow-glow: 0 0 24px var(--accent-glow);

  --transition: 200ms cubic-bezier(.4,0,.2,1);
}

/* ── Reset & Base ─────────────────────────────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 15px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* Subtle background texture */
body::before {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(108,99,255,.08), transparent),
    radial-gradient(ellipse 60% 40% at 80% 100%, rgba(99,102,241,.05), transparent);
  pointer-events: none;
  z-index: 0;
}

a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-hover); }

/* ── Layout ───────────────────────────────────────────────────────────────── */

.app-container {
  position: relative;
  z-index: 1;
  max-width: 1280px;
  margin: 0 auto;
  padding: 2rem 2rem 4rem;
}

/* ── Navigation ───────────────────────────────────────────────────────────── */

.top-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 1rem 2rem;
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  position: sticky;
  top: 0;
  z-index: 100;
}

.top-nav .logo {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -.02em;
  background: linear-gradient(135deg, var(--accent), #a78bfa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.top-nav .logo span {
  font-weight: 400;
  opacity: .6;
  -webkit-text-fill-color: var(--text-secondary);
}

.version-tag {
  font-size: .6rem !important;
  font-weight: 600 !important;
  opacity: .5 !important;
  -webkit-text-fill-color: var(--accent) !important;
  background: rgba(108, 99, 255, .1);
  padding: .1rem .35rem;
  border-radius: 3px;
  vertical-align: middle;
  letter-spacing: .03em;
}

.nav-links {
  display: flex;
  gap: .25rem;
  list-style: none;
}

.nav-links a {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .5rem 1rem;
  border-radius: var(--radius-sm);
  font-size: .85rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
  background: var(--bg-card);
}

.nav-links a.active {
  color: var(--accent);
}

/* ── Page Header ──────────────────────────────────────────────────────────── */

.page-header {
  margin-bottom: 2rem;
}

.page-header h1 {
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: -.03em;
  margin-bottom: .25rem;
}

.page-header p {
  color: var(--text-secondary);
  font-size: .95rem;
}

/* ── Cards ────────────────────────────────────────────────────────────────── */

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: all var(--transition);
}

.card:hover {
  border-color: var(--border-focus);
  box-shadow: var(--shadow-glow);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.card-header h2 {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -.01em;
}

.card-header .badge {
  font-size: .75rem;
  font-weight: 600;
  padding: .2rem .6rem;
  border-radius: 99px;
  background: var(--accent-glow);
  color: var(--accent);
}

/* ── Stats Grid ───────────────────────────────────────────────────────────── */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  text-align: center;
  transition: all var(--transition);
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-focus);
}

.stat-card .stat-value {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -.04em;
  background: linear-gradient(135deg, var(--accent), #a78bfa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-card .stat-label {
  font-size: .8rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-top: .25rem;
}

/* ── Progress Bar ─────────────────────────────────────────────────────────── */

.progress-bar-container {
  margin-bottom: 2rem;
}

.progress-bar-track {
  height: 8px;
  background: var(--bg-input);
  border-radius: 99px;
  overflow: hidden;
  display: flex;
}

.progress-segment {
  height: 100%;
  transition: width .6s cubic-bezier(.4,0,.2,1);
}

.progress-segment.completed { background: var(--success); }
.progress-segment.skipped { background: var(--warning); }
.progress-segment.in-progress { background: var(--accent); }

.progress-labels {
  display: flex;
  gap: 1.5rem;
  margin-top: .5rem;
  font-size: .75rem;
  color: var(--text-secondary);
}

.progress-labels span::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: .4rem;
  vertical-align: middle;
}

.progress-labels .lbl-completed::before { background: var(--success); }
.progress-labels .lbl-skipped::before { background: var(--warning); }
.progress-labels .lbl-in-progress::before { background: var(--accent); }
.progress-labels .lbl-pending::before { background: var(--text-muted); }

/* ── Two-Column Layout ────────────────────────────────────────────────────── */

.content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.content-grid.full { grid-template-columns: 1fr; }

@media (max-width: 900px) {
  .content-grid { grid-template-columns: 1fr; }
}

/* ── Tables ────────────────────────────────────────────────────────────────── */

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .85rem;
}

.data-table th {
  text-align: left;
  padding: .6rem .8rem;
  font-weight: 600;
  font-size: .75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: .05em;
  border-bottom: 1px solid var(--border);
}

.data-table td {
  padding: .6rem .8rem;
  border-bottom: 1px solid var(--border-subtle);
}

.data-table tbody tr:hover {
  background: var(--bg-card-hover);
}

.change-arrow {
  color: var(--text-muted);
  margin: 0 .4rem;
}

.old-value {
  color: var(--danger);
  font-family: 'JetBrains Mono', monospace;
  font-size: .8rem;
  text-decoration: line-through;
  opacity: .7;
}

.new-value {
  color: var(--success);
  font-family: 'JetBrains Mono', monospace;
  font-size: .8rem;
  font-weight: 600;
}

/* ── Annotation Interface ─────────────────────────────────────────────────── */

.inscription-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.edcs-badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: .8rem;
  font-weight: 600;
  padding: .3rem .8rem;
  border-radius: var(--radius-sm);
  background: var(--accent-glow);
  color: var(--accent);
  border: 1px solid rgba(108,99,255,.2);
}

.inscription-text {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.05rem;
  line-height: 1.8;
  padding: 1.25rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  color: var(--text-primary);
  letter-spacing: .02em;
  word-spacing: .1em;
}

/* ── Token Table ──────────────────────────────────────────────────────────── */

.token-table-wrapper {
  overflow-x: auto;
  margin-bottom: 1.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.token-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .85rem;
}

.token-table th {
  position: sticky;
  top: 0;
  background: var(--bg-secondary);
  padding: .7rem 1rem;
  text-align: left;
  font-weight: 600;
  font-size: .75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: .05em;
  border-bottom: 2px solid var(--border);
  z-index: 5;
}

.token-table td {
  padding: .5rem 1rem;
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: middle;
}

.token-table tbody tr {
  transition: background var(--transition);
}

.token-table tbody tr:hover {
  background: var(--bg-card-hover);
}

.token-table tbody tr.modified {
  background: rgba(108,99,255,.08);
  border-left: 3px solid var(--accent);
}

.token-word {
  font-family: 'JetBrains Mono', monospace;
  font-weight: 600;
  font-size: .9rem;
}

.token-index {
  font-family: 'JetBrains Mono', monospace;
  font-size: .75rem;
  color: var(--text-muted);
}

/* Editable fields */
.token-table select,
.token-table input[type="text"],
.token-table input[type="number"] {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  padding: .35rem .5rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: .8rem;
  transition: all var(--transition);
  width: 100%;
  min-width: 80px;
}

.token-table select:focus,
.token-table input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.token-table select.changed,
.token-table input.changed {
  border-color: var(--warning);
  background: var(--warning-bg);
}

.token-table input[type="number"] {
  width: 60px;
  min-width: 60px;
}

/* POS tag pills */
.pos-pill {
  display: inline-block;
  padding: .15rem .5rem;
  border-radius: 99px;
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .03em;
}

/* ── Action Buttons ───────────────────────────────────────────────────────── */

.action-bar {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.annotator-input {
  display: flex;
  align-items: center;
  gap: .5rem;
}

.annotator-input label {
  font-size: .85rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.annotator-input input {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  padding: .5rem .75rem;
  font-size: .85rem;
  width: 180px;
  transition: all var(--transition);
}

.annotator-input input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .6rem 1.25rem;
  border: none;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: .85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-primary {
  background: var(--accent);
  color: white;
}

.btn-primary:hover {
  background: var(--accent-hover);
  box-shadow: var(--shadow-glow);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--bg-input);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  color: var(--text-primary);
  border-color: var(--text-muted);
}

.btn-success {
  background: var(--success);
  color: white;
}

.btn-success:hover {
  background: #16a34a;
  transform: translateY(-1px);
}

.btn-warning {
  background: transparent;
  color: var(--warning);
  border: 1px solid var(--warning);
}

.btn-warning:hover {
  background: var(--warning-bg);
}

.btn:disabled {
  opacity: .4;
  cursor: not-allowed;
  transform: none !important;
}

.spacer { flex: 1; }

/* ── Changes Summary (inline) ─────────────────────────────────────────────── */

.changes-summary {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-size: .85rem;
  color: var(--text-secondary);
}

.changes-count {
  font-weight: 700;
  color: var(--accent);
  font-size: 1rem;
}

/* ── Toast Notifications ──────────────────────────────────────────────────── */

.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: .5rem;
}

.toast {
  padding: .8rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: .85rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  animation: toast-in .3s ease forwards;
  display: flex;
  align-items: center;
  gap: .5rem;
  min-width: 280px;
}

.toast.success { background: #166534; color: #bbf7d0; border: 1px solid #22c55e40; }
.toast.error { background: #7f1d1d; color: #fecaca; border: 1px solid #ef444440; }
.toast.info { background: #1e3a5f; color: #bfdbfe; border: 1px solid #3b82f640; }

@keyframes toast-in {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Loading Spinner ──────────────────────────────────────────────────────── */

.spinner {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  color: var(--text-secondary);
  gap: .75rem;
}

.spinner::before {
  content: '';
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ── Empty State ──────────────────────────────────────────────────────────── */

.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-muted);
}

.empty-state .icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.empty-state h3 {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: .5rem;
}

/* ── Recent Activity Feed ─────────────────────────────────────────────────── */

.activity-feed {
  list-style: none;
}

.activity-item {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  padding: .65rem 0;
  border-bottom: 1px solid var(--border-subtle);
  font-size: .82rem;
}

.activity-item:last-child { border-bottom: none; }

.activity-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: .45rem;
  flex-shrink: 0;
}

.activity-meta {
  color: var(--text-muted);
  font-size: .75rem;
  margin-top: .1rem;
}

/* ── Done Screen ──────────────────────────────────────────────────────────── */

.done-screen {
  text-align: center;
  padding: 5rem 2rem;
}

.done-screen .checkmark {
  font-size: 4rem;
  margin-bottom: 1rem;
}

.done-screen h2 {
  font-size: 1.5rem;
  margin-bottom: .5rem;
}

.done-screen p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

/* ── Confusion Matrix ─────────────────────────────────────────────────────── */

.confusion-table {
  font-size: .7rem;
  border-collapse: collapse;
  overflow-x: auto;
  display: block;
}

.confusion-table th, .confusion-table td {
  padding: .35rem .5rem;
  text-align: center;
  border: 1px solid var(--border-subtle);
  min-width: 40px;
}

.confusion-table th {
  background: var(--bg-secondary);
  font-weight: 600;
  position: sticky;
  top: 0;
}

.confusion-table td.heat-1 { background: rgba(108,99,255,.1); }
.confusion-table td.heat-2 { background: rgba(108,99,255,.2); }
.confusion-table td.heat-3 { background: rgba(108,99,255,.35); }
.confusion-table td.heat-4 { background: rgba(108,99,255,.5); }
.confusion-table td.heat-5 { background: rgba(108,99,255,.7); color: white; }

/* ── Responsive ───────────────────────────────────────────────────────────── */

@media (max-width: 600px) {
  .app-container { padding: 1rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .action-bar { flex-direction: column; align-items: stretch; }
  .top-nav { flex-wrap: wrap; gap: .75rem; padding: .75rem 1rem; }
}

/* ── Navigation: User Section ─────────────────────────────────────────────── */

.nav-user {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: .75rem;
}

.user-badge {
  font-size: .85rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.btn-logout {
  font-size: .78rem;
  padding: .3rem .7rem;
  border-radius: var(--radius-sm);
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  transition: all var(--transition);
}

.btn-logout:hover {
  border-color: var(--danger);
  color: var(--danger);
  background: var(--danger-bg);
}

/* ── Auth Pages (Login, 2FA, Setup) ───────────────────────────────────────── */

.auth-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 2rem;
  position: relative;
  z-index: 1;
}

.auth-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 2.5rem 2.5rem 2rem;
  width: 100%;
  max-width: 400px;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.auth-card-wide {
  max-width: 600px;
}

.auth-logo {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -.02em;
  background: linear-gradient(135deg, var(--accent), #a78bfa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-align: center;
  margin-bottom: 1.5rem;
}

.auth-logo span {
  font-weight: 400;
  opacity: .6;
  -webkit-text-fill-color: var(--text-secondary);
}

.auth-title {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -.02em;
  text-align: center;
  margin-bottom: .4rem;
}

.auth-subtitle {
  color: var(--text-secondary);
  font-size: .9rem;
  text-align: center;
  margin-bottom: 1.75rem;
  line-height: 1.5;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.auth-field label {
  display: block;
  font-size: .78rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-bottom: .35rem;
}

.auth-field input {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  padding: .7rem .85rem;
  font-size: .9rem;
  font-family: inherit;
  transition: all var(--transition);
}

.auth-field input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.auth-btn {
  width: 100%;
  padding: .8rem;
  font-size: .95rem;
  margin-top: .5rem;
}

.auth-error {
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px solid rgba(239, 68, 68, .2);
  border-radius: var(--radius-sm);
  padding: .7rem 1rem;
  font-size: .85rem;
  margin-bottom: 1rem;
  text-align: center;
}

.auth-footer {
  text-align: center;
  margin-top: 1.5rem;
  color: var(--text-muted);
  font-size: .8rem;
}

.auth-link {
  color: var(--accent);
  font-size: .85rem;
}

.auth-link:hover {
  color: var(--accent-hover);
}

/* Request Access Card */
.auth-page {
  flex-direction: column;
  gap: 1.5rem;
}

.request-access-card {
  max-width: 400px;
}

.request-divider {
  text-align: center;
  margin-bottom: 1.25rem;
  position: relative;
}

.request-divider::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--border);
}

.request-divider span {
  position: relative;
  background: var(--bg-card);
  padding: 0 1rem;
  font-size: .82rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* TOTP input styling */
.totp-input {
  font-family: 'JetBrains Mono', monospace !important;
  font-size: 1.5rem !important;
  text-align: center;
  letter-spacing: .5em;
  padding: .8rem !important;
}

/* 2FA Setup grid */
.totp-setup-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 1rem;
}

@media (max-width: 550px) {
  .totp-setup-grid { grid-template-columns: 1fr; }
}

.qr-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.qr-container {
  background: var(--bg-input);
  border-radius: var(--radius-md);
  padding: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
}

.qr-container canvas {
  border-radius: var(--radius-sm);
}

.manual-key {
  text-align: center;
  font-size: .8rem;
}

.manual-key-label {
  display: block;
  color: var(--text-muted);
  margin-bottom: .3rem;
}

.manual-key-value {
  font-family: 'JetBrains Mono', monospace;
  font-size: .85rem;
  color: var(--accent);
  background: var(--bg-input);
  padding: .3rem .6rem;
  border-radius: var(--radius-sm);
  user-select: all;
  word-break: break-all;
}

.verify-section {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.setup-instruction {
  color: var(--text-secondary);
  font-size: .85rem;
  margin-bottom: 1rem;
  line-height: 1.5;
}

/* ── Admin Page ───────────────────────────────────────────────────────────── */

.admin-create-form {
  width: 100%;
}

.admin-form-row {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  flex-wrap: wrap;
}

.admin-form-row .auth-field {
  flex: 1;
  min-width: 140px;
}

.admin-form-row .auth-field input {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  padding: .55rem .75rem;
  font-size: .85rem;
  font-family: inherit;
  transition: all var(--transition);
}

.admin-form-row .auth-field input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.admin-checkbox-label {
  display: flex !important;
  align-items: center;
  gap: .4rem;
  cursor: pointer;
  font-size: .85rem !important;
  text-transform: none !important;
  letter-spacing: 0 !important;
  color: var(--text-primary) !important;
  padding: .55rem 0;
}

.admin-checkbox-label input[type="checkbox"] {
  accent-color: var(--accent);
  width: 16px;
  height: 16px;
}

.admin-actions {
  display: flex;
  gap: .4rem;
  flex-wrap: wrap;
}

.btn-small {
  font-size: .73rem;
  padding: .25rem .55rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-family: inherit;
  font-weight: 500;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow);
}

.btn-danger-outline:hover {
  border-color: var(--danger) !important;
  color: var(--danger) !important;
  background: var(--danger-bg) !important;
}

/* Annotator badge (replaces text input in annotation page) */
.annotator-badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: .85rem;
  font-weight: 600;
  padding: .35rem .75rem;
  border-radius: var(--radius-sm);
  background: var(--accent-glow);
  color: var(--accent);
  border: 1px solid rgba(108,99,255,.2);
}

/* ── Overview Page ─────────────────────────────────────────────────────────── */

.overview-stats { display: flex; gap: .5rem; flex-wrap: wrap; margin-bottom: 1rem; }
.stat-chip { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: .4rem .75rem; font-size: .9rem; font-weight: 600; color: var(--text-primary); }
.stat-chip small { font-weight: 400; color: var(--text-muted); margin-left: .2rem; font-size: .75rem; }
.stat-completed { color: var(--success); }
.stat-pending { color: #f59e0b; }
.stat-progress { color: #3b82f6; }

.overview-progress { display: flex; align-items: center; gap: .75rem; margin-bottom: 1.25rem; }
.progress-bar-container { flex: 1; height: 8px; background: var(--bg-input); border-radius: 4px; overflow: hidden; }
.progress-bar-fill { height: 100%; background: linear-gradient(90deg, var(--success), #4ade80); border-radius: 4px; transition: width .5s ease; }
.progress-label { font-size: .8rem; color: var(--text-secondary); min-width: 80px; text-align: right; }

.overview-filters { display: flex; gap: 1rem; align-items: flex-end; flex-wrap: wrap; margin-bottom: 1rem; padding: .75rem 1rem; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-md); }
.filter-group { display: flex; flex-direction: column; gap: .25rem; }
.filter-group label { font-size: .7rem; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: .04em; }
.filter-group select, .filter-input { background: var(--bg-input); border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--text-primary); padding: .4rem .6rem; font-size: .8rem; font-family: inherit; }
.filter-group select:focus, .filter-input:focus { outline: none; border-color: var(--accent); }

.overview-legend { display: flex; gap: 1rem; align-items: center; margin-bottom: 1rem; color: var(--text-muted); font-size: .78rem; flex-wrap: wrap; }
.legend-item { display: flex; align-items: center; gap: .3rem; }
.legend-sep { color: var(--border); }
.legend-dot { width: 10px; height: 10px; border-radius: 2px; display: inline-block; }
.dot-pending { background: #ef4444; }
.dot-in-progress { background: #f59e0b; }
.dot-completed { background: #22c55e; }
.dot-skipped { background: #64748b; }
.legend-badge, .tile-badge { font-size: .55rem; font-weight: 700; padding: 1px 3px; border-radius: 2px; line-height: 1; }
.badge-test { background: rgba(239,68,68,.2); color: #ef4444; }
.badge-dev { background: rgba(59,130,246,.2); color: #3b82f6; }
.badge-train { background: rgba(34,197,94,.15); color: #22c55e; }

.overview-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(36px, 1fr)); gap: 4px; margin-bottom: 1.5rem; }
.overview-tile { width: 100%; aspect-ratio: 1; border-radius: 4px; cursor: pointer; position: relative; display: flex; align-items: center; justify-content: center; transition: transform .15s, filter .15s; }
.overview-tile:hover { transform: scale(1.3); z-index: 10; filter: drop-shadow(0 4px 12px rgba(0,0,0,.4)); }
.tile-pending { color: #ef4444; }
.tile-in-progress { color: #f59e0b; }
.tile-completed { color: #22c55e; }
.tile-skipped { color: #64748b; }
.insc-icon { width: 100%; height: 100%; }
.tile-badge { position: absolute; top: -2px; left: -2px; font-size: .45rem; opacity: .9; background: var(--bg-surface); padding: 1px 2px; border-radius: 2px; box-shadow: 0 1px 3px rgba(0,0,0,0.3); }
.tile-lock { position: absolute; bottom: -2px; right: -2px; font-size: .45rem; opacity: .8; background: var(--bg-surface); border-radius: 50%; box-shadow: 0 1px 3px rgba(0,0,0,0.3); padding: 1px; }
.tile-mine { box-shadow: inset 0 0 0 2px rgba(34,197,94,.5); border-radius: 4px; }
.tile-current { outline: 2px solid var(--accent); outline-offset: 1px; z-index: 5; }

.overview-pagination { display: flex; gap: .4rem; justify-content: center; margin-bottom: 2rem; }
.btn-sm { font-size: .75rem; padding: .3rem .6rem; }

/* ── Comments Section ──────────────────────────────────────────────────────── */

.comments-section { margin-top: 2rem; border-top: 1px solid var(--border); padding-top: 1.5rem; }
.comments-header { display: flex; align-items: center; gap: .5rem; margin-bottom: 1rem; }
.comments-header h3 { font-size: 1rem; font-weight: 600; margin: 0; }
.comments-count { font-size: .75rem; background: var(--bg-input); padding: .15rem .5rem; border-radius: 10px; color: var(--text-muted); }
.comment-thread { display: flex; flex-direction: column; gap: .75rem; margin-bottom: 1rem; }
.comment-item { background: var(--bg-input); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: .6rem .85rem; }
.comment-reply { margin-left: 2rem; border-left: 2px solid var(--accent); }
.comment-meta { display: flex; align-items: center; gap: .5rem; margin-bottom: .35rem; font-size: .75rem; }
.comment-author { font-weight: 600; color: var(--accent); }
.comment-time { color: var(--text-muted); }
.comment-actions { margin-left: auto; display: flex; gap: .3rem; }
.comment-actions button { background: none; border: none; color: var(--text-muted); font-size: .7rem; cursor: pointer; padding: .1rem .3rem; border-radius: 3px; transition: color .15s; }
.comment-actions button:hover { color: var(--accent); background: var(--accent-glow); }
.comment-actions .btn-delete:hover { color: var(--danger); background: var(--danger-bg); }
.comment-body { font-size: .85rem; line-height: 1.5; color: var(--text-primary); white-space: pre-wrap; }
.comment-input-area { display: flex; gap: .5rem; }
.comment-input-area textarea { flex: 1; background: var(--bg-input); border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--text-primary); padding: .5rem .7rem; font-size: .85rem; font-family: inherit; resize: vertical; min-height: 60px; }
.comment-input-area textarea:focus { outline: none; border-color: var(--accent); }
.comment-input-area button { align-self: flex-end; }

/* Lock banner */
.lock-banner { background: rgba(239,68,68,.1); border: 1px solid rgba(239,68,68,.25); border-radius: var(--radius-sm); padding: .6rem 1rem; margin-bottom: 1rem; display: flex; align-items: center; gap: .5rem; color: #ef4444; font-size: .85rem; }
.lock-banner strong { font-weight: 600; }