/* ════════════════════════════════════════════════════════════════════
   vn9-quiz.css — VecNine shared quiz runtime styling
   ════════════════════════════════════════════════════════════════════ */

:root {
  --vq-good: #7ab898;
  --vq-bad: #c87080;
}

.vn9q-screen { display: block; }

/* ── INTRO SCREEN ─────────────────────────────────────────────── */
.vn9q-intro { text-align: center; }

.vn9q-eye {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: rgba(201,169,110,.7);
  margin-bottom: 18px;
  font-family: var(--fm, 'JetBrains Mono', monospace);
}
.vn9q-eye-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--gold, #c9a96e);
}

.vn9q-h1 {
  font-family: var(--fs, 'Outfit', sans-serif);
  font-size: clamp(40px, 5.5vw, 58px);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin-bottom: 22px;
  color: var(--w, rgba(255,255,255,.92));
}
.vn9q-h1 em {
  color: var(--gold, #c9a96e);
  font-style: italic;
}

.vn9q-sub {
  font-size: 16px;
  color: var(--w2, rgba(255,255,255,.55));
  line-height: 1.7;
  max-width: 540px;
  margin: 0 auto 28px;
}
.vn9q-sub em {
  color: rgba(201,169,110,.92);
  font-style: italic;
}
.vn9q-sub a {
  color: rgba(232,105,42,.85);
  border-bottom: 1px solid rgba(232,105,42,.3);
  text-decoration: none;
}

.vn9q-cats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: 32px auto;
  max-width: 520px;
  text-align: left;
}
.vn9q-cat {
  padding: 14px 16px;
  background: rgba(255,255,255,.025);
  border: 1px solid var(--b1, rgba(255,255,255,.08));
  border-radius: 8px;
}
.vn9q-cat-n {
  font-family: var(--mono, 'JetBrains Mono', monospace);
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--w3, rgba(255,255,255,.4));
  margin-bottom: 4px;
}
.vn9q-cat-h {
  font-size: 13px;
  font-weight: 500;
  color: var(--w, rgba(255,255,255,.92));
}

.vn9q-study {
  margin: 28px auto 18px;
  max-width: 520px;
  padding: 14px 18px;
  background: linear-gradient(135deg, rgba(201,169,110,.08), rgba(232,105,42,.04));
  border: 1px solid rgba(201,169,110,.28);
  border-radius: 9px;
  font-size: 13px;
  color: var(--w1, rgba(255,255,255,.75));
  line-height: 1.65;
  text-align: left;
}
.vn9q-study strong {
  color: var(--gold, #c9a96e);
  font-weight: 500;
}
.vn9q-study a {
  color: rgba(201,169,110,.92);
  border-bottom: 1px solid rgba(201,169,110,.35);
  text-decoration: none;
}

.vn9q-prev {
  margin: 18px auto;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  background: rgba(122,184,152,.06);
  border: 1px solid rgba(122,184,152,.25);
  border-radius: 24px;
  font-family: var(--mono, 'JetBrains Mono', monospace);
  font-size: 11.5px;
  color: rgba(255,255,255,.7);
  letter-spacing: 0.04em;
}
.vn9q-prev-label { color: var(--w3, rgba(255,255,255,.4)); }
.vn9q-prev-score { color: #7ab898; font-weight: 500; }
.vn9q-prev-meta { color: var(--w2, rgba(255,255,255,.55)); font-size: 10.5px; }

.vn9q-meta {
  font-family: var(--mono, 'JetBrains Mono', monospace);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--w3, rgba(255,255,255,.4));
  margin-bottom: 24px;
}

.vn9q-go {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: var(--or, #E8692A);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: background .14s;
  cursor: pointer;
  font-family: var(--fb, 'Outfit', sans-serif);
}
.vn9q-go:hover { background: var(--od, #c8501a); }

.vn9q-note {
  font-size: 12px;
  color: var(--w3, rgba(255,255,255,.4));
  margin-top: 18px;
}

/* ── QUIZ SCREEN ─────────────────────────────────────────────── */
.vn9q-progress {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
  font-family: var(--mono, 'JetBrains Mono', monospace);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--w3, rgba(255,255,255,.4));
}
.vn9q-progress-bar {
  flex: 1;
  margin: 0 14px;
  height: 3px;
  background: rgba(255,255,255,.06);
  border-radius: 2px;
  overflow: hidden;
}
.vn9q-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--or, #E8692A), var(--gold, #c9a96e));
  transition: width .3s ease;
}

.vn9q-cat-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.vn9q-cat-tag {
  display: inline-block;
  font-family: var(--mono, 'JetBrains Mono', monospace);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 4px;
  background: rgba(80,144,184,.12);
  color: #80b0d0;
}
.vn9q-cat-tag.medium { background: rgba(201,169,110,.12); color: var(--gold, #c9a96e); }
.vn9q-cat-tag.hard { background: rgba(168,96,144,.13); color: #c490b0; }
.vn9q-cat-tag.correct-tag { background: rgba(122,184,152,.15); color: var(--vq-good); }
.vn9q-cat-tag.wrong-tag { background: rgba(200,112,128,.15); color: var(--vq-bad); }
.vn9q-cat-meta {
  font-family: var(--mono, 'JetBrains Mono', monospace);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--w3, rgba(255,255,255,.4));
}

.vn9q-q-num {
  font-family: var(--mono, 'JetBrains Mono', monospace);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(232,105,42,.75);
  margin-bottom: 10px;
}

.vn9q-q-text {
  font-family: var(--fs, 'Outfit', sans-serif);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 400;
  line-height: 1.3;
  margin-bottom: 30px;
  color: var(--w, rgba(255,255,255,.92));
}
.vn9q-q-text em {
  color: var(--gold, #c9a96e);
  font-style: italic;
}
.vn9q-q-text strong {
  color: rgba(255,255,255,.95);
  font-weight: 500;
}

.vn9q-options {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.vn9q-opt {
  text-align: left;
  padding: 16px 22px;
  background: rgba(255,255,255,.025);
  border: 1px solid var(--b1, rgba(255,255,255,.08));
  border-radius: 10px;
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--w, rgba(255,255,255,.92));
  transition: all .14s;
  width: 100%;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  cursor: pointer;
  font-family: var(--fb, 'Outfit', sans-serif);
}
.vn9q-opt:hover:not(.disabled) {
  background: rgba(232,105,42,.05);
  border-color: rgba(232,105,42,.3);
}
.vn9q-opt-letter {
  font-family: var(--mono, 'JetBrains Mono', monospace);
  font-size: 11px;
  color: var(--w3, rgba(255,255,255,.4));
  font-weight: 500;
  width: 22px;
  flex-shrink: 0;
  padding-top: 2px;
}
.vn9q-opt-text { flex: 1; }
.vn9q-opt.selected {
  background: rgba(232,105,42,.08);
  border-color: var(--or, #E8692A);
}
.vn9q-opt.correct {
  background: rgba(122,184,152,.08);
  border-color: var(--vq-good);
}
.vn9q-opt.correct .vn9q-opt-letter { color: var(--vq-good); }
.vn9q-opt.wrong {
  background: rgba(200,112,128,.08);
  border-color: var(--vq-bad);
}
.vn9q-opt.wrong .vn9q-opt-letter { color: var(--vq-bad); }
.vn9q-opt.disabled { cursor: default; }

/* ── EXPLANATION ──────────────────────────────────────────────── */
.vn9q-explain {
  margin-top: 18px;
  padding: 16px 20px;
  background: rgba(255,255,255,.025);
  border-left: 3px solid var(--gold, #c9a96e);
  border-radius: 0 8px 8px 0;
  font-size: 13.5px;
  color: var(--w2, rgba(255,255,255,.55));
  line-height: 1.7;
  display: none;
}
.vn9q-explain.show { display: block; }
.vn9q-explain strong { color: var(--w, rgba(255,255,255,.92)); font-weight: 500; }
.vn9q-explain em { color: rgba(201,169,110,.92); font-style: italic; }

.vn9q-verdict-line {
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255,255,255,.06);
  font-size: 14px;
  color: var(--w1, rgba(255,255,255,.75));
}
.vn9q-verdict.correct {
  color: var(--vq-good);
  font-weight: 500;
}
.vn9q-verdict.wrong {
  color: var(--vq-bad);
  font-weight: 500;
}

.vn9q-explain-section {
  margin-top: 12px;
  padding-left: 0;
}
.vn9q-explain-section:first-of-type { margin-top: 0; }
.vn9q-explain-section.wrong {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed rgba(200,112,128,.2);
}
.vn9q-explain-label {
  font-family: var(--mono, 'JetBrains Mono', monospace);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(201,169,110,.8);
  margin-bottom: 6px;
}
.vn9q-explain-section.wrong .vn9q-explain-label {
  color: rgba(200,112,128,.85);
}
.vn9q-explain-body {
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--w1, rgba(255,255,255,.75));
}

/* ── CONTROLS ─────────────────────────────────────────────────── */
.vn9q-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--b1, rgba(255,255,255,.08));
}
.vn9q-back, .vn9q-back-link {
  font-size: 13px;
  color: var(--w2, rgba(255,255,255,.55));
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color .14s;
  padding: 8px 14px;
  border-radius: 6px;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--fb, 'Outfit', sans-serif);
  text-decoration: none;
}
.vn9q-back:hover:not(:disabled), .vn9q-back-link:hover {
  color: var(--w, rgba(255,255,255,.92));
  background: rgba(255,255,255,.04);
}
.vn9q-back:disabled {
  opacity: .3;
  cursor: not-allowed;
}
.vn9q-next {
  padding: 11px 24px;
  background: var(--or, #E8692A);
  color: #fff;
  border: none;
  border-radius: 7px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: background .14s;
  cursor: pointer;
  font-family: var(--fb, 'Outfit', sans-serif);
}
.vn9q-next:hover:not(:disabled) { background: var(--od, #c8501a); }
.vn9q-next:disabled {
  opacity: .4;
  cursor: not-allowed;
  background: var(--w3, rgba(255,255,255,.4));
}

/* ── RESULTS ──────────────────────────────────────────────────── */
.vn9q-res-h {
  font-family: var(--fs, 'Outfit', sans-serif);
  font-size: clamp(38px, 5vw, 50px);
  font-weight: 300;
  line-height: 1.1;
  margin-bottom: 14px;
  color: var(--w, rgba(255,255,255,.92));
}
.vn9q-res-h em {
  color: var(--gold, #c9a96e);
  font-style: italic;
  font-weight: 400;
}

.vn9q-score-big {
  font-family: var(--mono, 'JetBrains Mono', monospace);
  font-size: 64px;
  font-weight: 300;
  letter-spacing: 0.02em;
  margin: 24px 0 8px;
  line-height: 1;
}
.vn9q-score-big .num {
  color: var(--or, #E8692A);
  font-weight: 500;
}
.vn9q-score-big .of {
  color: var(--w3, rgba(255,255,255,.4));
}

.vn9q-score-grade {
  font-family: var(--fs, 'Outfit', sans-serif);
  font-size: 22px;
  color: var(--gold, #c9a96e);
  font-style: italic;
  margin-bottom: 8px;
}

.vn9q-score-pct {
  font-family: var(--mono, 'JetBrains Mono', monospace);
  font-size: 13px;
  color: var(--w2, rgba(255,255,255,.55));
  letter-spacing: 0.05em;
  margin-bottom: 32px;
}

.vn9q-cats-result {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 36px;
  padding: 24px 26px;
  background: rgba(255,255,255,.02);
  border: 1px solid var(--b1, rgba(255,255,255,.08));
  border-radius: 12px;
}
.vn9q-cat-row {
  display: flex;
  align-items: center;
  gap: 14px;
}
.vn9q-cat-name {
  font-size: 13px;
  font-weight: 500;
  width: 120px;
  text-transform: capitalize;
  color: var(--w, rgba(255,255,255,.92));
}
.vn9q-cat-bar {
  flex: 1;
  height: 8px;
  border-radius: 4px;
  background: rgba(255,255,255,.05);
  overflow: hidden;
}
.vn9q-cat-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--vq-good), rgba(122,184,152,.5));
  transition: width .6s ease;
  border-radius: 4px;
}
.vn9q-cat-fill.weak {
  background: linear-gradient(90deg, var(--vq-bad), rgba(200,112,128,.5));
}
.vn9q-cat-pct {
  font-family: var(--mono, 'JetBrains Mono', monospace);
  font-size: 12px;
  color: var(--w3, rgba(255,255,255,.4));
  width: 54px;
  text-align: right;
}

.vn9q-feedback {
  margin-bottom: 32px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--b1, rgba(255,255,255,.08));
}
.vn9q-feedback-lbl {
  font-family: var(--mono, 'JetBrains Mono', monospace);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(232,105,42,.75);
  margin-bottom: 12px;
}
.vn9q-feedback-h {
  font-family: var(--fs, 'Outfit', sans-serif);
  font-size: 24px;
  font-weight: 400;
  margin-bottom: 14px;
  color: var(--w, rgba(255,255,255,.92));
}
.vn9q-feedback-p {
  font-size: 15px;
  color: var(--w2, rgba(255,255,255,.55));
  line-height: 1.8;
}
.vn9q-feedback-p strong { color: var(--w, rgba(255,255,255,.92)); font-weight: 500; }
.vn9q-feedback-p em { color: rgba(201,169,110,.92); font-style: italic; }

.vn9q-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}
.vn9q-btn {
  padding: 11px 22px;
  border-radius: 7px;
  font-size: 13px;
  font-weight: 500;
  background: rgba(255,255,255,.05);
  color: var(--w, rgba(255,255,255,.92));
  border: 1px solid var(--b2, rgba(255,255,255,.12));
  transition: all .14s;
  cursor: pointer;
  font-family: var(--fb, 'Outfit', sans-serif);
  text-decoration: none;
  display: inline-block;
}
.vn9q-btn:hover {
  background: rgba(232,105,42,.08);
  border-color: rgba(232,105,42,.4);
}
.vn9q-btn.primary {
  background: var(--or, #E8692A);
  border-color: var(--or, #E8692A);
  color: #fff;
}
.vn9q-btn.primary:hover {
  background: var(--od, #c8501a);
  border-color: var(--od, #c8501a);
}

/* ── NEXT-QUIZ RECOMMENDATION ─────────────────────────────────── */
.vn9q-next-quiz {
  margin-top: 28px;
  padding: 22px 24px;
  background: linear-gradient(135deg, rgba(201,169,110,.06), rgba(232,105,42,.04));
  border: 1px solid rgba(201,169,110,.25);
  border-radius: 12px;
}
.vn9q-next-quiz-lbl {
  font-family: var(--mono, 'JetBrains Mono', monospace);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(201,169,110,.8);
  margin-bottom: 8px;
}
.vn9q-next-quiz-card {
  display: block;
  text-decoration: none;
  color: inherit;
}
.vn9q-next-quiz-h {
  font-family: var(--fs, 'Outfit', sans-serif);
  font-size: 20px;
  font-weight: 500;
  color: var(--w, rgba(255,255,255,.92));
  margin-bottom: 6px;
}
.vn9q-next-quiz-card:hover .vn9q-next-quiz-h {
  color: var(--gold, #c9a96e);
}
.vn9q-next-quiz-desc {
  font-size: 13px;
  color: var(--w2, rgba(255,255,255,.55));
  line-height: 1.6;
}

.vn9q-more {
  margin-top: 22px;
  text-align: center;
  font-size: 12px;
}
.vn9q-more a {
  color: var(--w3, rgba(255,255,255,.4));
  text-decoration: none;
  border-bottom: 1px dotted var(--w3, rgba(255,255,255,.4));
}
.vn9q-more a:hover { color: var(--w, rgba(255,255,255,.92)); }

/* ── REVIEW SCREEN ─────────────────────────────────────────────── */
.vn9q-review-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 28px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--b1, rgba(255,255,255,.08));
}
.vn9q-review-counter {
  font-family: var(--mono, 'JetBrains Mono', monospace);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--w3, rgba(255,255,255,.4));
}

/* ── MOBILE ────────────────────────────────────────────────────── */
@media (max-width: 680px) {
  .vn9q-cats { grid-template-columns: 1fr; }
  .vn9q-cat-name { width: auto; }
}