:root {
  --bg: #f4f6fb;
  --card: #ffffff;
  --text: #1e293b;
  --muted: #64748b;
  --line: #e2e8f0;
  --soft: #f1f5f9;
  --primary: #4f46e5;
  --primary-dark: #4338ca;
  --primary-soft: #eef2ff;
  --green: #16a34a;
  --green-soft: #dcfce7;
  --red: #dc2626;
  --red-soft: #fee2e2;
  --amber: #d97706;
  --amber-soft: #fef3c7;
  --blue: #2563eb;
  --blue-soft: #dbeafe;
  --radius: 16px;
  --shadow: 0 1px 2px rgba(15, 23, 42, .05), 0 6px 20px rgba(15, 23, 42, .06);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Nunito', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.5;
}
a { color: var(--primary); text-decoration: none; }
h1, h2, h3 { margin: 0 0 .4em; line-height: 1.25; }
h1 { font-size: 1.65rem; font-weight: 900; }
h2 { font-size: 1.2rem; font-weight: 800; }
h3 { font-size: 1.05rem; font-weight: 800; }
p { margin: 0 0 .75em; }
code { background: var(--soft); padding: 1px 6px; border-radius: 6px; font-size: .85em; }
kbd { background: #fff; border: 1px solid var(--line); border-bottom-width: 2px; border-radius: 6px; padding: 0 6px; font-size: .85em; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }
.nowrap { white-space: nowrap; }
.text-red { color: var(--red); }
.text-green { color: var(--green); }
.container { max-width: 1180px; margin: 0 auto; padding: 20px 16px 64px; }

/* ---------- Topbar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 30;
  display: flex; align-items: center; gap: 16px;
  padding: 10px 20px;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 8px; color: var(--text); font-size: 1.05rem; white-space: nowrap; }
.brand b { color: var(--primary); font-weight: 900; }
.brand-logo { font-size: 1.5rem; }
.nav { display: flex; gap: 4px; margin-left: auto; overflow-x: auto; scrollbar-width: none; }
.nav::-webkit-scrollbar { display: none; }
.nav a { padding: 8px 12px; border-radius: 10px; color: var(--muted); font-weight: 700; font-size: .93rem; white-space: nowrap; }
.nav a:hover { background: var(--primary-soft); color: var(--primary); }
.nav a.active { background: var(--primary); color: #fff; }
@media (max-width: 820px) {
  .topbar { flex-wrap: wrap; padding: 10px 12px 6px; gap: 6px; }
  .nav { margin-left: 0; width: 100%; padding-bottom: 4px; }
}

/* ---------- Generic ---------- */
.card { background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px; margin-bottom: 20px; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.card-head h2 { margin: 0; }
.crumbs { font-size: .85rem; color: var(--muted); margin-bottom: 6px; }
.crumbs a { color: var(--muted); }
.crumbs a:hover { color: var(--primary); }
.page-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; margin-bottom: 16px; }
.page-head p { margin: 0; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.two-col > .card { margin-bottom: 0; }
@media (max-width: 860px) { .two-col { grid-template-columns: 1fr; } }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  border: 0; border-radius: 12px; padding: 10px 16px;
  font: inherit; font-weight: 800; line-height: 1.2; text-align: center;
  cursor: pointer; transition: background .15s, transform .05s, box-shadow .15s;
  color: var(--text); background: var(--soft);
}
.btn:active:not(:disabled) { transform: translateY(1px); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn:focus-visible, .option:focus-visible, .qnum:focus-visible { outline: 3px solid #a5b4fc; outline-offset: 2px; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover:not(:disabled) { background: var(--primary-dark); }
.btn-success { background: var(--green); color: #fff; }
.btn-success:hover:not(:disabled) { background: #15803d; }
.btn-ghost { background: var(--soft); color: var(--text); }
.btn-ghost:hover:not(:disabled) { background: var(--line); }
.btn-warn { background: var(--amber-soft); color: #92400e; }
.btn-danger { background: var(--red-soft); color: var(--red); }
.btn-danger:hover:not(:disabled) { background: #fecaca; }
.btn-sm { padding: 6px 10px; font-size: .85rem; border-radius: 10px; }
.btn-lg { padding: 14px 26px; font-size: 1.05rem; }
.btn-block { width: 100%; margin-top: 8px; }
.btn-row { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }

.badge { display: inline-flex; align-items: center; gap: 4px; padding: 2px 10px; border-radius: 999px; font-size: .75rem; font-weight: 800; background: var(--soft); color: var(--muted); }
.badge-green { background: var(--green-soft); color: var(--green); }
.badge-red { background: var(--red-soft); color: var(--red); }
.badge-blue { background: var(--blue-soft); color: var(--blue); }
.badge-amber { background: var(--amber-soft); color: #92400e; }
.badge-done { background: var(--primary-soft); color: var(--primary); }

.alert { padding: 10px 14px; border-radius: 12px; margin: 10px 0; font-weight: 600; }
.alert-red { background: var(--red-soft); color: #991b1b; }
.alert-amber { background: var(--amber-soft); color: #92400e; }

.seg { display: inline-flex; background: var(--soft); border-radius: 12px; padding: 4px; gap: 2px; flex-wrap: wrap; }
.seg button { border: 0; background: transparent; font: inherit; font-weight: 800; font-size: .9rem; padding: 6px 14px; border-radius: 9px; cursor: pointer; color: var(--muted); }
.seg button.active { background: #fff; color: var(--primary); box-shadow: 0 1px 3px rgba(0, 0, 0, .1); }

.score-chip { display: inline-block; min-width: 46px; text-align: center; padding: 2px 10px; border-radius: 999px; font-weight: 900; font-size: .9rem; }
.score-chip.great { background: var(--green-soft); color: var(--green); }
.score-chip.good { background: var(--blue-soft); color: var(--blue); }
.score-chip.fair { background: var(--amber-soft); color: var(--amber); }
.score-chip.low { background: var(--red-soft); color: var(--red); }
.score-chip.none { background: var(--soft); color: #94a3b8; }

.bar-row { display: flex; align-items: center; gap: 10px; }
.bar { flex: 1; height: 10px; background: var(--soft); border-radius: 999px; overflow: hidden; min-width: 60px; }
.bar-fill { height: 100%; border-radius: 999px; transition: width .4s; }
.bar-fill.great { background: var(--green); }
.bar-fill.good { background: var(--blue); }
.bar-fill.fair { background: #f59e0b; }
.bar-fill.low { background: var(--red); }
.bar-val { font-weight: 900; min-width: 36px; text-align: right; }

.table-wrap { overflow-x: auto; margin: 0 -4px; }
.table { width: 100%; border-collapse: collapse; font-size: .95rem; }
.table th { text-align: left; font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); padding: 8px 10px; border-bottom: 2px solid var(--line); white-space: nowrap; }
.table td { padding: 10px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.table tfoot td { font-weight: 900; border-bottom: 0; border-top: 2px solid var(--line); background: #fafbff; }
.table .num { text-align: center; }
.table .w-bar { width: 32%; }
.table .actions { text-align: right; }
.table .actions .btn { margin-left: 4px; }
.subj-link { display: inline-flex; align-items: center; gap: 10px; color: var(--text); font-weight: 700; }
a.subj-link:hover { color: var(--primary); }
.subj-dot { --c: #64748b; display: inline-grid; place-items: center; width: 32px; height: 32px; flex: none; border-radius: 10px; background: color-mix(in srgb, var(--c) 15%, white); font-size: 1.05rem; }
.subj-dot.lg { width: 44px; height: 44px; font-size: 1.4rem; border-radius: 12px; }

.empty { text-align: center; padding: 30px 10px; }
.empty-icon { font-size: 2.6rem; margin-bottom: 6px; }

/* ---------- Dashboard ---------- */
.hero {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 26px 28px; margin-bottom: 20px; border-radius: 20px; color: #fff;
  background: linear-gradient(120deg, #4f46e5 0%, #7c3aed 55%, #db2777 120%);
  box-shadow: 0 10px 30px rgba(79, 70, 229, .25);
}
.hero h1 { font-size: 1.8rem; }
.hero p { margin: 0; opacity: .92; max-width: 560px; }
.hero-badge { background: rgba(255, 255, 255, .18); border-radius: 16px; padding: 12px 20px; text-align: center; font-size: 2rem; font-weight: 900; line-height: 1.1; }
.hero-badge small { display: block; font-size: .78rem; font-weight: 700; opacity: .9; }
@media (max-width: 600px) { .hero { padding: 20px; } .hero h1 { font-size: 1.4rem; } .hero-badge { display: none; } }

.level-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
@media (max-width: 720px) { .level-grid { grid-template-columns: 1fr; } }
.level-card {
  display: flex; align-items: center; gap: 16px; padding: 20px; border-radius: var(--radius);
  background: var(--card); box-shadow: var(--shadow); color: var(--text);
  border: 2px solid transparent; transition: transform .15s, border-color .15s;
}
.level-card:hover { transform: translateY(-2px); border-color: var(--primary); }
.level-icon { font-size: 2.2rem; width: 64px; height: 64px; display: grid; place-items: center; border-radius: 18px; flex: none; }
.level-SD .level-icon { background: #fef3c7; }
.level-SMP .level-icon { background: #dbeafe; }
.level-body { flex: 1; min-width: 0; }
.level-title { font-size: 1.3rem; font-weight: 900; }
.level-sub { color: var(--muted); font-weight: 600; }
.level-meta { font-size: .85rem; color: var(--muted); margin-top: 2px; }
.level-score { text-align: center; }
.level-score .score-chip { font-size: 1.15rem; padding: 6px 14px; }
.level-score small { display: block; color: var(--muted); font-size: .72rem; margin-top: 2px; }

.stats { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 12px; margin-bottom: 16px; }
@media (max-width: 760px) { .stats { grid-template-columns: 1fr 1fr; } .stat.big { grid-column: span 2; } }
.stat { background: var(--soft); border-radius: 14px; padding: 12px 16px; display: flex; flex-direction: column; }
.stat span { font-size: .8rem; color: var(--muted); font-weight: 700; }
.stat b { font-size: 1.6rem; font-weight: 900; line-height: 1.2; }
.stat small { font-size: .72rem; color: var(--muted); }
.stat.big b { font-size: 2.2rem; }
.stat.big.great { background: var(--green-soft); } .stat.big.great b { color: var(--green); }
.stat.big.good { background: var(--blue-soft); } .stat.big.good b { color: var(--blue); }
.stat.big.fair { background: var(--amber-soft); } .stat.big.fair b { color: var(--amber); }
.stat.big.low { background: var(--red-soft); } .stat.big.low b { color: var(--red); }

.subject-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 12px; }
.subject-tile {
  --c: #64748b; display: flex; flex-direction: column; gap: 4px; padding: 16px; border-radius: 14px;
  background: color-mix(in srgb, var(--c) 9%, white); border: 2px solid color-mix(in srgb, var(--c) 20%, white);
  color: var(--text); transition: transform .15s, border-color .15s;
}
.subject-tile:hover { transform: translateY(-2px); border-color: var(--c); }
.tile-icon { font-size: 1.8rem; }
.tile-name { font-weight: 900; }
.tile-meta { font-size: .8rem; color: var(--muted); }

.recent { display: flex; flex-direction: column; gap: 6px; }
.recent-item { display: flex; align-items: center; gap: 12px; padding: 8px 10px; border-radius: 12px; color: var(--text); }
.recent-item:hover { background: var(--soft); }
.recent-body { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.recent-body small { color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.cta-card { background: linear-gradient(135deg, #eef2ff, #fdf4ff); }

/* ---------- Level page ---------- */
.chips { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 6px; margin-bottom: 14px; scrollbar-width: thin; }
.chip-tab {
  --c: #64748b; display: inline-flex; align-items: center; gap: 6px; padding: 8px 14px; border-radius: 999px;
  background: #fff; color: var(--text); font-weight: 800; white-space: nowrap; box-shadow: var(--shadow); border: 2px solid transparent;
}
.chip-tab:hover { border-color: var(--c); }
.chip-tab.active { background: var(--c); color: #fff; }
.chip-tab .count { background: rgba(0, 0, 0, .08); border-radius: 999px; padding: 0 8px; font-size: .78rem; }
.chip-tab.active .count { background: rgba(255, 255, 255, .25); }
.subject-panel { border-top: 6px solid var(--c); }
.subject-head { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 18px; }
.subject-big { font-size: 2.2rem; width: 64px; height: 64px; display: grid; place-items: center; border-radius: 18px; background: color-mix(in srgb, var(--c) 14%, white); }
.subject-info { flex: 1; min-width: 180px; }
.subject-info h2 { margin: 0; font-size: 1.4rem; }
.mini-stats { display: flex; gap: 10px; }
.mini-stats > div { background: var(--soft); border-radius: 12px; padding: 6px 14px; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 2px; }
.mini-stats small { font-size: .72rem; color: var(--muted); font-weight: 700; }
.pack-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.pack-card { border: 2px solid var(--line); border-radius: 14px; padding: 16px; display: flex; flex-direction: column; gap: 6px; transition: border-color .15s; }
.pack-card:hover { border-color: var(--c); }
.pack-card h3 { margin: 4px 0 0; }
.pack-card p { margin: 0; }
.pack-top { display: flex; gap: 6px; flex-wrap: wrap; }
.pack-meta { display: flex; gap: 12px; flex-wrap: wrap; font-size: .85rem; color: var(--muted); font-weight: 700; }
.pack-meta.center { justify-content: center; margin: 8px 0 18px; }
.pack-score { font-size: .85rem; display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.pack-actions { display: flex; gap: 8px; margin-top: auto; padding-top: 8px; }

/* ---------- Exam start ---------- */
.start-card { max-width: 760px; margin: 0 auto 20px; text-align: center; padding: 30px 26px; border-top: 6px solid var(--c); }
.start-icon { font-size: 3rem; }
.mode-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; text-align: left; margin-bottom: 16px; }
@media (max-width: 600px) { .mode-grid { grid-template-columns: 1fr; } }
.mode-card { display: flex; gap: 10px; align-items: flex-start; padding: 14px; border: 2px solid var(--line); border-radius: 14px; cursor: pointer; }
.mode-card:has(input:checked) { border-color: var(--primary); background: var(--primary-soft); }
.mode-card:has(input:disabled) { cursor: default; }
.mode-card input { margin-top: 4px; accent-color: var(--primary); }
.mode-card b { display: block; }
.mode-card span { font-size: .85rem; color: var(--muted); }
.rules { text-align: left; background: var(--soft); border-radius: 14px; padding: 14px 14px 14px 34px; margin: 0 0 20px; font-size: .92rem; }
.rules li { margin: 4px 0; }
.start-actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }

/* ---------- Exam ---------- */
.exam-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.exam-title { display: flex; gap: 12px; align-items: center; }
.timer { background: #fff; box-shadow: var(--shadow); border-radius: 12px; padding: 8px 14px; font-variant-numeric: tabular-nums; }
.timer.warn { background: var(--amber-soft); color: #92400e; }
.timer.over { background: var(--red-soft); color: var(--red); }
.exam-layout { display: grid; grid-template-columns: 1fr 300px; gap: 20px; align-items: start; }
@media (max-width: 900px) { .exam-layout { grid-template-columns: 1fr; } .exam-side { order: -1; } }
.exam-main { padding: 24px; scroll-margin-top: 110px; }
.q-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 14px; }
.q-no { font-weight: 900; font-size: 1.15rem; }
.passage { background: #fffbeb; border-left: 4px solid #f59e0b; border-radius: 10px; padding: 12px 16px; margin-bottom: 14px; font-size: .97rem; }
.q-img { max-width: 100%; border-radius: 12px; margin-bottom: 12px; }
.q-text { font-size: 1.12rem; font-weight: 700; margin-bottom: 16px; }
.options { display: flex; flex-direction: column; gap: 10px; }
.option {
  display: flex; align-items: center; gap: 12px; width: 100%; padding: 12px 14px; text-align: left;
  font: inherit; font-size: 1rem; color: var(--text); background: #fff;
  border: 2px solid var(--line); border-radius: 14px; cursor: pointer; transition: border-color .12s, background .12s;
}
.option:hover:not(:disabled) { border-color: #a5b4fc; background: #fafaff; }
.option:disabled { cursor: default; }
.opt-letter { flex: none; width: 34px; height: 34px; display: grid; place-items: center; border-radius: 10px; background: var(--soft); font-weight: 900; }
.opt-text { flex: 1; }
.opt-tag { flex: none; font-size: .78rem; font-weight: 800; padding: 2px 10px; border-radius: 999px; background: rgba(255, 255, 255, .7); }
.option.selected { border-color: var(--primary); background: var(--primary-soft); }
.option.selected .opt-letter { background: var(--primary); color: #fff; }
.option.correct, .rv-opt.correct { border-color: var(--green); background: var(--green-soft); }
.option.correct .opt-letter, .rv-opt.correct .opt-letter { background: var(--green); color: #fff; }
.option.wrong, .rv-opt.wrong { border-color: var(--red); background: var(--red-soft); }
.option.wrong .opt-letter, .rv-opt.wrong .opt-letter { background: var(--red); color: #fff; }
.option.dim { opacity: .6; }
.feedback { margin-top: 16px; padding: 14px 16px; border-radius: 14px; }
.feedback.ok { background: var(--green-soft); border: 2px solid #86efac; }
.feedback.bad { background: var(--red-soft); border: 2px solid #fca5a5; }
.fb-title { font-weight: 900; margin-bottom: 6px; }
.fb-explain { background: rgba(255, 255, 255, .7); border-radius: 10px; padding: 10px 12px; }
.q-nav { display: flex; justify-content: space-between; gap: 10px; margin-top: 22px; padding-top: 16px; border-top: 1px solid var(--line); }
.exam-side { position: sticky; top: 76px; }
@media (max-width: 900px) { .exam-side { position: static; } }
.side-title { font-weight: 900; margin-bottom: 8px; }
.side-count { margin: 6px 0 12px; color: var(--muted); }
.progress { height: 8px; background: var(--soft); border-radius: 999px; overflow: hidden; }
.progress-fill { height: 100%; background: var(--green); transition: width .3s; }
.qgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(42px, 1fr)); gap: 6px; }
.qnum {
  position: relative; height: 42px; min-width: 42px; display: grid; place-items: center;
  border: 2px solid var(--line); border-radius: 10px; background: #fff; color: var(--text);
  font: inherit; font-weight: 900; cursor: pointer;
}
.qnum.answered { background: var(--primary); border-color: var(--primary); color: #fff; }
.qnum.right { background: var(--green); border-color: var(--green); color: #fff; }
.qnum.wrong { background: var(--red); border-color: var(--red); color: #fff; }
.qnum.missing { border-color: var(--red); background: var(--red-soft); color: var(--red); animation: pulse 1.4s ease-in-out 2; }
.qnum.flagged::after { content: ''; position: absolute; top: -4px; right: -4px; width: 12px; height: 12px; border-radius: 50%; background: #f59e0b; border: 2px solid #fff; }
.qnum.current { box-shadow: 0 0 0 3px #a5b4fc; }
@keyframes pulse { 50% { transform: scale(1.08); } }
.legend { display: flex; flex-wrap: wrap; gap: 6px 12px; font-size: .78rem; color: var(--muted); margin: 12px 0 6px; }
.legend span { display: inline-flex; align-items: center; gap: 5px; }
.legend i { width: 12px; height: 12px; border-radius: 4px; display: inline-block; border: 2px solid var(--line); }
.legend .lg-answered { background: var(--primary); border-color: var(--primary); }
.legend .lg-right { background: var(--green); border-color: var(--green); }
.legend .lg-wrong { background: var(--red); border-color: var(--red); }
.legend .lg-missing { background: var(--red-soft); border-color: var(--red); }
.legend .lg-flag { background: #f59e0b; border-color: #f59e0b; border-radius: 50%; }
.missing-list { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.missing-list .qnum { width: 42px; animation: none; }

/* ---------- Result ---------- */
.result-hero { display: flex; gap: 28px; align-items: center; flex-wrap: wrap; padding: 26px; }
.score-ring {
  --p: 0; --ring: var(--primary);
  width: 170px; height: 170px; border-radius: 50%; flex: none; display: grid; place-items: center;
  background: conic-gradient(var(--ring) calc(var(--p) * 1%), var(--soft) 0);
}
.score-ring > div { width: 136px; height: 136px; border-radius: 50%; background: #fff; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.score-ring b { font-size: 2.6rem; font-weight: 900; line-height: 1; }
.score-ring span { color: var(--muted); font-weight: 700; font-size: .85rem; }
.score-ring.great { --ring: var(--green); } .score-ring.great b { color: var(--green); }
.score-ring.good { --ring: var(--blue); } .score-ring.good b { color: var(--blue); }
.score-ring.fair { --ring: #f59e0b; } .score-ring.fair b { color: var(--amber); }
.score-ring.low { --ring: var(--red); } .score-ring.low b { color: var(--red); }
.result-info { flex: 1; min-width: 260px; }
.pred { font-weight: 900; font-size: 1.1rem; margin-bottom: 12px; }
.result-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 12px; }
@media (max-width: 520px) { .result-stats { grid-template-columns: repeat(2, 1fr); } }
.rs { background: var(--soft); border-radius: 12px; padding: 10px; text-align: center; }
.rs b { display: block; font-size: 1.5rem; font-weight: 900; line-height: 1.2; }
.rs span { font-size: .8rem; color: var(--muted); font-weight: 700; }
.rs.ok { background: var(--green-soft); } .rs.ok b { color: var(--green); }
.rs.bad { background: var(--red-soft); } .rs.bad b { color: var(--red); }
.sent-note { display: inline-block; margin-top: 8px; background: var(--green-soft); color: var(--green); font-weight: 800; font-size: .85rem; padding: 4px 12px; border-radius: 999px; }
.answer-strip { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.answer-strip .qnum { width: 42px; text-decoration: none; }
.review { display: flex; flex-direction: column; gap: 14px; }
.review[data-filter="right"] .rv-card:not(.right), .review[data-filter="wrong"] .rv-card:not(.wrong):not(.partial),
.review[data-filter="pending"] .rv-card:not(.pending), .review:not([data-filter="all"]) .rv-section { display: none; }
.rv-card { border: 2px solid var(--line); border-left-width: 6px; border-radius: 14px; padding: 16px 18px; scroll-margin-top: 90px; }
.rv-card.right { border-left-color: var(--green); }
.rv-card.wrong { border-left-color: var(--red); }
.rv-card.partial, .rv-card.pending { border-left-color: #f59e0b; }
.rv-section { margin: 10px 0 0; padding-top: 6px; color: var(--primary); font-size: 1rem; }
.rv-head { display: flex; gap: 8px; align-items: center; margin-bottom: 10px; flex-wrap: wrap; }
.rv-no { font-weight: 900; }
.rv-card .q-text { font-size: 1.02rem; margin-bottom: 10px; }
.rv-opts { display: flex; flex-direction: column; gap: 6px; }
.rv-opt { display: flex; align-items: center; gap: 10px; padding: 8px 12px; border: 2px solid var(--line); border-radius: 12px; }
.rv-opt .opt-letter { width: 28px; height: 28px; border-radius: 8px; font-size: .9rem; }
.explain-box { margin-top: 12px; background: #f0f9ff; border: 1px solid #bae6fd; border-radius: 12px; padding: 10px 14px; }
.explain-box p { margin: 4px 0 0; }
.passage-d summary { cursor: pointer; font-weight: 700; color: var(--muted); margin-bottom: 8px; }

/* ---------- Manage ---------- */
.manage-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: start; }
.manage-grid > .card { margin-bottom: 20px; }
@media (max-width: 960px) { .manage-grid { grid-template-columns: 1fr; } }
.dropzone {
  display: flex; flex-direction: column; align-items: center; gap: 4px; text-align: center;
  border: 2px dashed #c7d2fe; background: #f8faff; border-radius: 14px; padding: 26px 16px; cursor: pointer; transition: .15s;
}
.dropzone:hover, .dropzone.drag { border-color: var(--primary); background: var(--primary-soft); }
.dz-icon { font-size: 2.2rem; }
.paste-box { margin-top: 12px; }
.paste-box summary { cursor: pointer; font-weight: 700; color: var(--primary); }
textarea, input, select {
  font: inherit; font-size: .92rem; width: 100%; padding: 9px 12px; border: 2px solid var(--line); border-radius: 10px; background: #fff; color: var(--text);
}
textarea:focus, input:focus, select:focus { outline: none; border-color: #a5b4fc; }
textarea { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .82rem; resize: vertical; margin: 8px 0; }
input[type="checkbox"], input[type="radio"] { width: auto; }
.hint { margin-top: 14px; background: var(--soft); border-radius: 12px; padding: 10px 14px; color: var(--muted); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 8px; }
.form-grid label { display: flex; flex-direction: column; gap: 4px; font-size: .8rem; font-weight: 800; color: var(--muted); }
.form-grid .span2 { grid-column: span 2; }
@media (max-width: 520px) { .form-grid { grid-template-columns: 1fr; } .form-grid .span2 { grid-column: auto; } }
.prompt-out { background: #0f172a; color: #e2e8f0; border-color: #0f172a; }
.toggle { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; font-size: .9rem; cursor: pointer; }
.vres { border-radius: 14px; padding: 12px 14px; margin-top: 12px; border: 2px solid var(--line); }
.vres.bad { border-color: #fca5a5; background: #fff5f5; }
.vres.ok { border-color: #86efac; background: #f0fdf4; }
.vres.okish { border-color: #a5b4fc; background: #f8faff; }
.vres p { margin: 6px 0 0; }
.vres-title { font-weight: 900; }
.vres-meta { display: flex; gap: 6px; flex-wrap: wrap; margin: 6px 0; }
.vres-meta > span { background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: 1px 10px; font-size: .8rem; font-weight: 700; }
.vres-preview { font-size: .9rem; background: #fff; border-radius: 10px; padding: 8px 10px; margin: 6px 0; }
.vres-warn summary { cursor: pointer; font-weight: 700; color: #92400e; font-size: .88rem; }
.vres ul { margin: 6px 0 0; padding-left: 20px; font-size: .88rem; }
.err-list { color: #991b1b; }

/* ---------- Modal & toast ---------- */
.modal-backdrop { position: fixed; inset: 0; z-index: 50; background: rgba(15, 23, 42, .5); display: grid; place-items: center; padding: 16px; animation: fade .15s; }
.modal { background: #fff; border-radius: 18px; padding: 22px; width: 100%; max-width: 460px; box-shadow: 0 20px 60px rgba(0, 0, 0, .25); }
.modal-body { color: var(--text); }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; flex-wrap: wrap; }
@keyframes fade { from { opacity: 0; } }
#toast-root { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); z-index: 60; display: flex; flex-direction: column; gap: 8px; align-items: center; width: calc(100% - 32px); max-width: 480px; }
.toast { background: #0f172a; color: #fff; padding: 10px 18px; border-radius: 12px; font-weight: 700; box-shadow: 0 10px 30px rgba(0, 0, 0, .2); transition: opacity .3s, transform .3s; text-align: center; }
.toast-error { background: var(--red); }
.toast.hide { opacity: 0; transform: translateY(10px); }

/* ---------- Tipe soal paper-based ---------- */
.text-amber { color: var(--amber); }
.q-table { border-collapse: collapse; margin: 8px 0; font-size: .95rem; background: #fff; }
.q-table th, .q-table td { border: 1px solid #e5d9b6; padding: 4px 10px; text-align: left; }
.q-table th { background: #fef3c7; }
.section-tag { display: inline-block; background: var(--primary-soft); color: var(--primary); font-weight: 900; font-size: .8rem; padding: 3px 12px; border-radius: 999px; margin-bottom: 8px; }
.instructions { font-style: italic; color: var(--muted); margin-bottom: 12px; }
.hint-line { font-size: .85rem; color: var(--muted); margin-bottom: 8px; }
.options.compact { gap: 6px; }
.options.compact .option { padding: 8px 12px; font-size: .95rem; }
.options.compact .opt-letter { width: 28px; height: 28px; border-radius: 8px; }
.opt-check { font-size: 1.2rem; color: var(--primary); }
.option.missed { border: 2px dashed var(--green); background: #f0fdf4; }
.option.missed .opt-letter { background: var(--green-soft); color: var(--green); }
.short-row { display: flex; align-items: center; gap: 10px; max-width: 420px; }
.short-input { font-size: 1.1rem; font-weight: 700; padding: 12px 14px; border-radius: 12px; }
.unit { font-weight: 800; color: var(--muted); white-space: nowrap; }
.short-reveal { display: flex; gap: 10px; flex-wrap: wrap; }
.ans-box { border-radius: 12px; padding: 8px 14px; border: 2px solid var(--line); min-width: 140px; }
.ans-box small { display: block; font-size: .75rem; color: var(--muted); font-weight: 700; }
.ans-box b { font-size: 1.05rem; }
.ans-box.ok { border-color: var(--green); background: var(--green-soft); }
.ans-box.bad { border-color: var(--red); background: var(--red-soft); }
.ans-box.key { border-color: var(--green); border-style: dashed; background: #f0fdf4; }
.tick-table { border-collapse: collapse; width: 100%; max-width: 720px; }
.tick-table th { font-size: .85rem; padding: 8px; background: var(--soft); border: 1px solid var(--line); }
.tick-table td { border: 1px solid var(--line); padding: 8px 10px; }
.tick-table .row-text { font-weight: 600; }
.tick-cell { text-align: center; width: 90px; font-weight: 900; font-size: 1.1rem; }
.tick-btn { width: 40px; height: 40px; border-radius: 10px; border: 2px solid #cbd5e1; background: #fff; font: inherit; font-weight: 900; font-size: 1.2rem; color: #fff; cursor: pointer; }
.tick-btn:hover:not(:disabled) { border-color: var(--primary); }
.tick-btn.on { background: var(--primary); border-color: var(--primary); }
.cell-ok { background: var(--green-soft); color: var(--green); }
.cell-bad { background: var(--red-soft); color: var(--red); }
.cell-key { color: var(--green); outline: 2px dashed var(--green); outline-offset: -4px; }
.essay-input { font-family: inherit; font-size: 1rem; line-height: 1.6; }
.essay-answer, .model-answer, .rubric { border-radius: 12px; padding: 10px 14px; margin-top: 8px; }
.essay-answer { background: var(--soft); }
.essay-answer small { display: block; color: var(--muted); font-weight: 700; margin-bottom: 4px; }
.model-answer { background: #f0fdf4; border: 1px solid #bbf7d0; }
.rubric { background: #fffbeb; border: 1px solid #fde68a; font-size: .92rem; }
.listen-box { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; background: #f5f3ff; border: 1px solid #ddd6fe; border-radius: 12px; padding: 10px 12px; margin-bottom: 12px; }
.listen-box audio { max-width: 100%; }
.transcript { width: 100%; font-size: .92rem; }
.transcript summary { cursor: pointer; font-weight: 700; color: var(--muted); }
.check-row { margin-top: 14px; }
.feedback.mid { background: var(--amber-soft); border: 2px solid #fcd34d; }
.feedback.neutral { background: #f0f9ff; border: 2px solid #bae6fd; }
.grade-btns { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin: 8px 0; }
.gbtn { min-width: 40px; height: 40px; border-radius: 10px; border: 2px solid var(--line); background: #fff; font: inherit; font-weight: 900; cursor: pointer; }
.gbtn:hover { border-color: var(--primary); }
.gbtn.on { background: var(--primary); border-color: var(--primary); color: #fff; }
.grade-input { width: 90px; }
.grade-box { margin-top: 12px; padding: 10px 14px; border-radius: 12px; background: var(--soft); }
.grade-box.todo { background: var(--amber-soft); border: 2px dashed #f59e0b; }
.qnum.part { background: #f59e0b; border-color: #f59e0b; color: #fff; }
.qnum.pending { background: var(--amber-soft); border-color: #f59e0b; color: #92400e; }
.qnum.graded { background: #0ea5e9; border-color: #0ea5e9; color: #fff; }
.rs.mid { background: var(--amber-soft); } .rs.mid b { color: var(--amber); }
.bp-note { background: var(--primary-soft); border-radius: 10px; padding: 8px 12px; margin: 8px 0; }