/* style.css — Punk Rock Trivia */

/* ─── TOKENS ─── */
:root {
  --black: #111;
  --charcoal: #171717;
  --surface: #1e1e1e;
  --surface-2: #262626;
  --surface-3: #333;
  --pink: #ff2d7b;
  --pink-dim: #e01e68;
  --pink-glow: rgba(255, 45, 123, 0.25);
  --yellow: #f5e642;
  --yellow-dim: #dccf2f;
  --green: #39d98a;
  --red: #ff5a5a;
  --blue: #64b4ff;
  --white: #fff;
  --text-primary: #fff;
  --text-muted: rgba(255, 255, 255, 0.72);
  --text-faint: rgba(255, 255, 255, 0.5);
  --border: rgba(255, 255, 255, 0.12);
  --border-strong: rgba(255, 255, 255, 0.28);

  --sp-1: 4px; --sp-2: 8px; --sp-3: 12px; --sp-4: 16px; --sp-5: 20px; --sp-6: 24px;
  --sp-8: 32px; --sp-10: 40px; --sp-12: 48px; --sp-16: 64px;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: clamp(1.35rem, 3vw, 1.6rem);
  --text-3xl: clamp(1.55rem, 4vw, 2.1rem);
  --text-4xl: clamp(2rem, 6vw, 3rem);
  --text-6xl: clamp(2.6rem, 9vw, 4.5rem);
  --text-7xl: clamp(3.2rem, 13vw, 6.5rem);

  --display: 'Archivo Black', system-ui, sans-serif;
  --ease-spring: cubic-bezier(0.16, 1, 0.3, 1);
  --cut: polygon(5px 0%, 100% 0%, calc(100% - 5px) 100%, 0% 100%);
}

/* ─── BASE ─── */
body {
  background: var(--black);
  color: var(--text-primary);
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: var(--text-base);
  overflow-x: hidden;
}
body::before {
  content: ''; position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image:
    radial-gradient(ellipse 70% 50% at 50% -10%, rgba(255, 45, 123, 0.12) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 100% 100%, rgba(245, 230, 66, 0.05) 0%, transparent 60%),
    url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.05'/%3E%3C/svg%3E");
  background-size: 100% 100%, 100% 100%, 200px 200px;
}
body::after {
  content: ''; position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image: linear-gradient(rgba(255,255,255,0.018) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.018) 1px, transparent 1px);
  background-size: 40px 40px;
}
[hidden] { display: none !important; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.muted { color: var(--text-muted); }
.small { font-size: var(--text-sm); }
kbd {
  font-family: 'DM Sans', sans-serif; font-weight: 700; font-size: 0.75rem;
  display: inline-block; min-width: 22px; padding: 2px 6px; text-align: center;
  border: 1px solid var(--border-strong); border-bottom-width: 2px; background: var(--surface-2); color: var(--white);
}

/* ─── LAYOUT ─── */
#app {
  position: relative; z-index: 1;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: var(--sp-8) var(--sp-6);
}
.screen { display: none; width: 100%; max-width: 1180px; }
.screen.active { display: block; animation: screen-in 0.35s var(--ease-spring) both; }
.screen h1:focus, .screen h2:focus { outline: none; }
@keyframes screen-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.card {
  background: linear-gradient(180deg, rgba(255,255,255,0.035), rgba(255,255,255,0.01)), var(--charcoal);
  border: 1px solid var(--border);
  padding: var(--sp-6);
}
.card-title {
  font-family: var(--display); font-size: var(--text-sm); letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--text-muted); margin-bottom: var(--sp-4); line-height: 1.2;
}
.eyebrow {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-muted);
}
.eyebrow .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 8px var(--green); }

/* ─── TITLE ─── */
.title-glitch {
  font-family: var(--display); font-size: var(--text-7xl); text-transform: uppercase; line-height: 0.9; letter-spacing: -0.03em;
  position: relative; margin-top: var(--sp-4); animation: flicker 4s infinite;
}
.title-glitch .pink-line { display: block; color: var(--pink); text-shadow: 3px 0 0 rgba(245, 230, 66, 0.55), -2px 0 0 rgba(100, 180, 255, 0.35); }
.title-glitch::before {
  content: attr(data-text); position: absolute; inset: 0; color: var(--pink); opacity: 0;
  clip-path: polygon(0 30%, 100% 30%, 100% 50%, 0 50%); animation: glitch-clip 5s infinite; pointer-events: none;
}
@keyframes flicker { 0%, 95%, 100% { opacity: 1; } 96% { opacity: 0.85; } 98% { opacity: 0.92; } }
@keyframes glitch-clip {
  0%, 90%, 100% { opacity: 0; transform: none; }
  91% { opacity: 0.7; transform: translateX(3px); clip-path: polygon(0 20%, 100% 20%, 100% 40%, 0 40%); }
  92% { opacity: 0.7; transform: translateX(-3px); clip-path: polygon(0 60%, 100% 60%, 100% 80%, 0 80%); }
  93% { opacity: 0; }
}
.accent-bar { width: 72px; height: 5px; background: var(--pink); margin: var(--sp-5) 0; clip-path: var(--cut); }

/* ─── BUTTONS ─── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--sp-2);
  min-height: 56px; padding: var(--sp-3) var(--sp-8);
  font-family: var(--display); font-size: var(--text-base); letter-spacing: 0.06em; text-transform: uppercase;
  position: relative; overflow: hidden; clip-path: var(--cut);
  transition: transform 180ms var(--ease-spring), background-color 180ms, box-shadow 180ms, border-color 180ms;
  -webkit-tap-highlight-color: transparent;
}
.btn:active { transform: scale(0.97); }
.btn:focus-visible { outline: none; box-shadow: 0 0 0 3px var(--black), 0 0 0 5px var(--yellow); clip-path: none; }
.btn-sub { font-family: 'DM Sans', sans-serif; font-weight: 600; font-size: var(--text-sm); letter-spacing: 0; text-transform: none; opacity: 0.75; }
.btn-yellow { background: var(--yellow); color: var(--black); }
.btn-yellow:hover { background: var(--yellow-dim); transform: translateY(-2px); }
.btn-primary { background: var(--pink); color: var(--white); }
.btn-primary:hover { background: var(--pink-dim); transform: translateY(-2px); }
.btn-secondary { background: rgba(255,255,255,0.02); color: var(--white); clip-path: none; border: 2px solid var(--border-strong); }
.btn-secondary:hover { border-color: var(--white); background: rgba(255,255,255,0.06); transform: translateY(-2px); }
.btn-ghost { background: var(--surface-2); color: var(--white); }
.btn-ghost:hover { background: var(--surface-3); }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }

.icon-btn {
  width: 44px; height: 44px; display: inline-flex; align-items: center; justify-content: center;
  color: var(--text-muted); border: 1px solid var(--border); background: var(--surface);
  transition: color 150ms, border-color 150ms, background-color 150ms;
}
.icon-btn:hover { color: var(--white); border-color: var(--border-strong); background: var(--surface-2); }

.back-btn {
  display: inline-flex; align-items: center; min-height: 44px; padding: 0 var(--sp-2) 0 0;
  color: var(--text-muted); font-size: var(--text-sm); font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
}
.back-btn:hover { color: var(--white); }

/* ─── HOME ─── */
.home-grid { display: grid; gap: var(--sp-8); align-items: center; }
.home-tagline { color: var(--text-muted); font-size: var(--text-lg); max-width: 34ch; line-height: 1.5; }
.hero-actions { display: flex; flex-wrap: wrap; gap: var(--sp-3); margin-top: var(--sp-8); }
.hero-actions .btn-yellow { padding-left: var(--sp-10); padding-right: var(--sp-10); }
.session-strip { display: flex; flex-wrap: wrap; gap: var(--sp-3) var(--sp-8); margin-top: var(--sp-8); padding-top: var(--sp-5); border-top: 1px solid var(--border); }
.session-strip dt { font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-faint); }
.session-strip dd { font-family: var(--display); font-size: var(--text-xl); color: var(--yellow); margin-top: 2px; }

.setup-card { display: flex; flex-direction: column; gap: var(--sp-5); }
.setup-card .card-title { margin-bottom: 0; color: var(--white); font-size: var(--text-base); }
.setup-group { border: 0; display: flex; flex-direction: column; gap: var(--sp-2); }
.setup-group legend { font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-muted); margin-bottom: var(--sp-2); }
.chips { display: grid; gap: var(--sp-2); }
.chips-cat { grid-template-columns: 1fr 1fr; }
.chips-3 { grid-template-columns: repeat(3, 1fr); }
.chips-2 { grid-template-columns: repeat(2, 1fr); }
.chip { position: relative; display: block; cursor: pointer; }
.chip input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.chip span {
  display: flex; flex-direction: column; justify-content: center; min-height: 56px; padding: var(--sp-2) var(--sp-4);
  background: var(--surface); border: 2px solid var(--border); font-weight: 700; line-height: 1.2;
  transition: border-color 150ms, background-color 150ms, color 150ms;
}
.chip small { font-weight: 500; font-size: var(--text-xs); color: var(--text-faint); margin-top: 2px; }
.chip:hover span { border-color: var(--border-strong); background: var(--surface-2); }
.chip input:checked + span { border-color: var(--pink); background: rgba(255, 45, 123, 0.12); }
.chip input:checked + span small { color: var(--text-muted); }
.chip input:focus-visible + span { outline: 2px solid var(--yellow); outline-offset: 2px; }
.chip.is-disabled { cursor: not-allowed; }
.chip.is-disabled span { opacity: 0.38; background: transparent; border-style: dashed; }
.chip.is-disabled:hover span { border-color: var(--border); background: transparent; }
.chips-cat .chip:first-child { grid-column: 1 / -1; }
.setup-note { font-size: var(--text-sm); color: var(--text-muted); min-height: 1.5em; border-left: 3px solid var(--yellow); padding-left: var(--sp-3); }

/* ─── RULES ─── */
.rules-wrap { max-width: 980px; margin: 0 auto; }
.screen-title { font-family: var(--display); font-size: var(--text-4xl); text-transform: uppercase; letter-spacing: -0.02em; line-height: 1; margin: var(--sp-3) 0 var(--sp-8); }
.screen-title .accent { color: var(--pink); }
.rule-list { display: grid; gap: var(--sp-3); counter-reset: none; }
.rule { position: relative; padding-top: var(--sp-5); }
.rule-num { font-family: var(--display); color: var(--pink); font-size: var(--text-sm); letter-spacing: 0.1em; }
.rule h3 { font-family: var(--display); font-size: var(--text-xl); text-transform: uppercase; margin: var(--sp-2) 0; }
.rule p { color: var(--text-muted); line-height: 1.55; }
.rules-bottom { display: grid; gap: var(--sp-3); margin-top: var(--sp-3); }
.score-example table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.score-example th { text-align: left; font-size: var(--text-xs); letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-faint); padding: 0 0 var(--sp-2); border-bottom: 1px solid var(--border); }
.score-example td { padding: var(--sp-2) 0; border-bottom: 1px solid var(--border); color: var(--text-muted); }
.score-example td.num, .score-example th.num { text-align: right; }
.score-example td.num { font-family: var(--display); color: var(--yellow); }
.keys { display: flex; flex-direction: column; gap: var(--sp-3); margin-bottom: var(--sp-4); }
.keys li { display: flex; align-items: center; gap: var(--sp-2); flex-wrap: wrap; }
.keys li span { color: var(--text-muted); margin-left: var(--sp-1); }
.rules-actions { margin-top: var(--sp-8); display: flex; justify-content: center; }

/* ─── PLAY ─── */
.play-layout { display: grid; gap: var(--sp-4); max-width: 760px; margin: 0 auto; }
.play-main { position: relative; padding: var(--sp-5); }
.play-top { display: flex; align-items: center; gap: var(--sp-3); margin-bottom: var(--sp-4); }
.q-count { font-family: var(--display); font-size: var(--text-2xl); letter-spacing: 0.04em; }
.q-count .of { color: var(--text-faint); font-size: 0.7em; }
.score-display { font-family: var(--display); font-size: var(--text-xl); color: var(--yellow); margin-left: auto; font-variant-numeric: tabular-nums; }
.score-display small { font-size: 0.65em; color: var(--text-faint); }
.play-tools { display: flex; gap: var(--sp-2); }

.timer-wrap { display: flex; align-items: center; gap: var(--sp-3); }
.timer-bar-bg { flex: 1; height: 8px; background: var(--surface-3); overflow: hidden; }
.timer-bar { height: 100%; width: 100%; background: var(--green); transform-origin: left; transition: background-color 0.4s; }
.timer-bar.mid { background: var(--yellow); }
.timer-bar.low { background: var(--red); }
.timer-count { font-family: var(--display); font-size: var(--text-sm); color: var(--text-muted); min-width: 3ch; text-align: right; font-variant-numeric: tabular-nums; }

.progress-dots { display: flex; gap: 6px; margin: var(--sp-4) 0 var(--sp-5); flex-wrap: wrap; }
.progress-dots li { flex: 1 1 0; min-width: 10px; height: 6px; background: var(--surface-3); }
.progress-dots li.now { background: var(--white); }
.progress-dots li.ok { background: var(--green); }
.progress-dots li.miss { background: var(--red); }

.question-meta { display: flex; align-items: center; gap: var(--sp-2); margin-bottom: var(--sp-3); }
.question-category { font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.15em; text-transform: uppercase; color: var(--pink); }
.streak-pill { font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--black); background: var(--yellow); padding: 2px 8px; }
.question-text { font-family: var(--display); font-size: var(--text-3xl); line-height: 1.18; margin-bottom: var(--sp-6); text-wrap: balance; }
.q-in { animation: q-fade 0.3s ease both; }
@keyframes q-fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.answer-grid { display: grid; grid-template-columns: 1fr; gap: var(--sp-3); }
.answer-btn {
  display: flex; align-items: center; gap: var(--sp-3); min-height: 64px; padding: var(--sp-3) var(--sp-4);
  background: var(--surface); border: 2px solid var(--border); color: var(--text-primary); text-align: left;
  transition: transform 160ms var(--ease-spring), border-color 160ms, background-color 160ms, opacity 160ms;
  -webkit-tap-highlight-color: transparent;
}
.answer-btn:hover:not(:disabled) { border-color: var(--border-strong); background: var(--surface-2); transform: translateY(-1px); }
.answer-btn:active:not(:disabled) { transform: scale(0.985); }
.answer-btn:focus-visible { outline: 2px solid var(--yellow); outline-offset: 2px; }
.answer-btn:disabled { cursor: default; }
.answer-letter { width: 36px; height: 36px; flex-shrink: 0; display: flex; align-items: center; justify-content: center; font-family: var(--display); }
.answer-letter-a { background: rgba(255, 45, 123, 0.2); color: var(--pink); }
.answer-letter-b { background: rgba(245, 230, 66, 0.16); color: var(--yellow); }
.answer-letter-c { background: rgba(57, 217, 138, 0.16); color: var(--green); }
.answer-letter-d { background: rgba(100, 180, 255, 0.16); color: var(--blue); }
.answer-text { flex: 1; font-size: var(--text-base); font-weight: 600; line-height: 1.3; }
.answer-key { display: none; opacity: 0.6; }
.answer-btn.correct { background: rgba(57, 217, 138, 0.14); border-color: var(--green); }
.answer-btn.correct .answer-letter { background: var(--green); color: var(--black); }
.answer-btn.wrong { background: rgba(255, 90, 90, 0.1); border-color: var(--red); }
.answer-btn.wrong .answer-letter { background: var(--red); color: var(--white); }
.answer-btn.dim { opacity: 0.38; }

.feedback { margin-top: var(--sp-5); padding-top: var(--sp-5); border-top: 1px solid var(--border); animation: q-fade 0.25s ease both; }
.feedback-head { display: flex; align-items: baseline; justify-content: space-between; gap: var(--sp-3); flex-wrap: wrap; }
.result-feedback { font-family: var(--display); font-size: var(--text-2xl); text-transform: uppercase; }
.result-feedback.correct { color: var(--green); }
.result-feedback.wrong { color: var(--red); }
.result-feedback.timeout { color: var(--yellow); }
.feedback-points { font-weight: 700; color: var(--text-muted); }
.feedback-fact { color: var(--text-muted); line-height: 1.5; margin: var(--sp-2) 0 var(--sp-4); }

.play-main.is-hidden-q .question-block, .play-main.is-hidden-q .feedback { filter: blur(14px); opacity: 0.3; pointer-events: none; }

.points-pop {
  position: fixed; top: 46%; left: 50%; transform: translate(-50%, -50%); z-index: 35; pointer-events: none;
  font-family: var(--display); font-size: var(--text-4xl); color: var(--yellow); text-shadow: 0 0 22px rgba(245, 230, 66, 0.55);
  animation: points-fly 1.4s var(--ease-spring) forwards; white-space: nowrap;
}
@keyframes points-fly { 0% { opacity: 0; transform: translate(-50%, -30%); } 20% { opacity: 1; transform: translate(-50%, -50%); } 70% { opacity: 1; transform: translate(-50%, -70%); } 100% { opacity: 0; transform: translate(-50%, -90%); } }

/* Side rail (wide screens) */
.play-rail { display: none; }
.rail-stats { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-3); margin-bottom: var(--sp-5); }
.rail-stats dt { font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-faint); }
.rail-stats dd { font-weight: 700; margin-top: 2px; }
.rail-list { display: flex; flex-direction: column; gap: var(--sp-2); }
.rail-list li { display: grid; grid-template-columns: 22px 1fr auto; gap: var(--sp-2); align-items: start; font-size: var(--text-sm); padding: var(--sp-2) 0; border-top: 1px solid var(--border); }
.rail-mark { font-weight: 700; }
.rail-list li.ok .rail-mark { color: var(--green); }
.rail-list li.miss .rail-mark { color: var(--red); }
.rail-q { color: var(--text-muted); line-height: 1.35; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.rail-pts { font-weight: 700; color: var(--yellow); font-variant-numeric: tabular-nums; }
.rail-list .rail-empty { display: block; color: var(--text-faint); border-top: 1px dashed var(--border); padding-top: var(--sp-3); }

/* ─── RESULTS ─── */
.results-grid { display: grid; gap: var(--sp-4); }
.results-summary { display: flex; flex-direction: column; }
.game-over-title { font-family: var(--display); font-size: var(--text-6xl); text-transform: uppercase; line-height: 0.95; margin-top: var(--sp-3); color: var(--pink); letter-spacing: -0.02em; }
.rank-line { color: var(--text-muted); margin-top: var(--sp-2); font-size: var(--text-lg); }
.big-score { display: flex; align-items: baseline; gap: var(--sp-2); margin-top: var(--sp-6); }
.big-score span { font-family: var(--display); font-size: var(--text-6xl); color: var(--yellow); line-height: 1; font-variant-numeric: tabular-nums; text-shadow: 0 0 30px rgba(245, 230, 66, 0.25); }
.big-score small { color: var(--text-faint); font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; font-size: var(--text-xs); }
.best-badge { align-self: flex-start; margin-top: var(--sp-3); background: var(--green); color: var(--black); font-weight: 700; font-size: var(--text-xs); letter-spacing: 0.1em; text-transform: uppercase; padding: 4px 10px; animation: q-fade 0.4s 0.6s both; }
.stat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--sp-2); margin: var(--sp-6) 0; }
.stat-grid > div { background: var(--surface); border: 1px solid var(--border); padding: var(--sp-3) var(--sp-4); }
.stat-grid dt { font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-faint); }
.stat-grid dd { font-family: var(--display); font-size: var(--text-xl); margin-top: 2px; font-variant-numeric: tabular-nums; }
.results-actions { display: grid; gap: var(--sp-2); }
.history { margin-top: var(--sp-6); }
.history-list li { display: grid; grid-template-columns: auto 1fr auto; gap: var(--sp-3); align-items: center; padding: var(--sp-2) 0; border-top: 1px solid var(--border); font-size: var(--text-sm); }
.history-list li.latest .h-score { color: var(--yellow); }
.h-score { font-family: var(--display); min-width: 6ch; font-variant-numeric: tabular-nums; }
.h-meta { color: var(--text-muted); }
.h-rank { color: var(--text-faint); font-weight: 700; font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.08em; }

.review-head { display: flex; align-items: center; justify-content: space-between; gap: var(--sp-3); flex-wrap: wrap; margin-bottom: var(--sp-4); }
.review-head .card-title { margin-bottom: 0; color: var(--white); font-size: var(--text-base); }
.seg { display: inline-flex; border: 1px solid var(--border); }
.seg-btn { min-height: 44px; padding: 0 var(--sp-4); font-weight: 700; font-size: var(--text-sm); color: var(--text-muted); }
.seg-btn span { color: var(--text-faint); margin-left: 4px; }
.seg-btn[aria-pressed="true"] { background: var(--white); color: var(--black); }
.seg-btn[aria-pressed="true"] span { color: rgba(0,0,0,0.55); }
.seg-btn:hover:not([aria-pressed="true"]) { color: var(--white); background: var(--surface-2); }
.review-list { display: flex; flex-direction: column; gap: var(--sp-3); }
.review-item { border: 1px solid var(--border); border-left: 4px solid var(--green); padding: var(--sp-4); background: var(--surface); }
.review-item.miss { border-left-color: var(--red); }
.review-top { display: flex; gap: var(--sp-3); align-items: center; font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-faint); flex-wrap: wrap; }
.review-num { color: var(--white); }
.review-cat { color: var(--pink); }
.review-pts { margin-left: auto; letter-spacing: 0.02em; text-transform: none; font-weight: 600; }
.review-q { font-weight: 700; line-height: 1.4; margin: var(--sp-2) 0; }
.review-ans { display: flex; flex-wrap: wrap; gap: var(--sp-2); }
.ans { font-size: var(--text-sm); font-weight: 700; padding: 3px 8px; }
.ans.ok { background: rgba(57, 217, 138, 0.14); color: var(--green); }
.ans.miss { background: rgba(255, 90, 90, 0.12); color: var(--red); text-decoration: line-through; text-decoration-thickness: 1px; }
.review-fact { color: var(--text-muted); font-size: var(--text-sm); line-height: 1.5; margin-top: var(--sp-2); }
.review-empty { color: var(--text-muted); padding: var(--sp-6); text-align: center; border: 1px dashed var(--border); }

/* ─── OVERLAYS ─── */
.overlay { position: fixed; inset: 0; z-index: 40; display: flex; align-items: center; justify-content: center; padding: var(--sp-4); background: rgba(10, 10, 10, 0.72); backdrop-filter: blur(4px); animation: q-fade 0.2s ease both; }
.modal { width: 100%; max-width: 420px; text-align: center; border-color: var(--border-strong); }
.modal-title { font-family: var(--display); font-size: var(--text-3xl); text-transform: uppercase; margin-bottom: var(--sp-2); }
.modal-actions { display: grid; gap: var(--sp-2); margin-top: var(--sp-6); }

/* ─── TOAST ─── */
.toast {
  position: fixed; left: 50%; bottom: var(--sp-6); z-index: 70; transform: translate(-50%, 140%); visibility: hidden;
  background: var(--surface-3); border: 1px solid var(--border-strong); padding: var(--sp-3) var(--sp-5);
  font-size: var(--text-sm); font-weight: 700; max-width: calc(100vw - 32px); text-align: center;
  transition: transform 0.3s var(--ease-spring), visibility 0s 0.3s;
}
.toast.show { transform: translate(-50%, 0); visibility: visible; transition: transform 0.3s var(--ease-spring); }
.toast.success { border-color: var(--green); color: var(--green); }
.toast.error { border-color: var(--red); color: var(--red); }

/* ─── RESPONSIVE ─── */
@media (max-width: 479px) {
  #app { padding: var(--sp-5) var(--sp-4) var(--sp-8); justify-content: flex-start; }
  .card { padding: var(--sp-4); }
  .play-main { padding: var(--sp-4); }
  .hero-actions .btn { flex: 1 1 100%; }
  .chips-cat { grid-template-columns: 1fr 1fr; }
  .chip span { padding: var(--sp-2) var(--sp-3); }
  .session-strip { display: grid; grid-template-columns: repeat(3, auto); justify-content: space-between; gap: var(--sp-3); }
  .session-strip dt { font-size: 0.68rem; letter-spacing: 0.08em; }
  .session-strip dd { font-size: var(--text-lg); }
  .title-glitch { margin-top: var(--sp-3); }
  .answer-btn { min-height: 58px; }
}
@media (min-width: 600px) {
  .answer-grid { grid-template-columns: 1fr 1fr; }
  .answer-btn { min-height: 76px; }
  .rule-list { grid-template-columns: 1fr 1fr; }
  .rules-bottom { grid-template-columns: 1.3fr 1fr; }
  .results-actions { grid-template-columns: 1fr 1fr; }
  .results-actions .btn-ghost { grid-column: 1 / -1; }
  .stat-grid { grid-template-columns: repeat(4, 1fr); }
}
@media (hover: hover) and (pointer: fine) and (min-width: 600px) {
  .answer-key { display: inline-block; }
}
@media (min-width: 1024px) {
  #app { padding: var(--sp-10) var(--sp-10); }
  .home-grid { grid-template-columns: 1.15fr 1fr; gap: var(--sp-12); }
  .setup-card { padding: var(--sp-8); }
  .results-grid { grid-template-columns: minmax(360px, 0.9fr) 1.1fr; align-items: start; }
  .results-summary { position: sticky; top: calc(var(--lab-bar-h, 0px) + var(--sp-6)); }
  .results-summary .game-over-title { font-size: clamp(2.4rem, 4.2vw, 3.8rem); }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .results-actions { grid-template-columns: 1fr; }
  .results-actions .btn-ghost { grid-column: auto; }
}
@media (min-width: 1400px) {
  .results-actions { grid-template-columns: 1fr 1fr; }
  .results-actions .btn-ghost { grid-column: 1 / -1; }
}
@media (min-width: 1100px) {
  .play-layout { max-width: 1120px; grid-template-columns: minmax(0, 1fr) 320px; align-items: start; }
  .play-rail { display: block; position: sticky; top: calc(var(--lab-bar-h, 0px) + var(--sp-6)); }
  .play-main { padding: var(--sp-8); }
}
@media (min-width: 1600px) {
  .screen { max-width: 1320px; }
  .question-text { font-size: 2.4rem; }
  .play-layout { max-width: 1240px; grid-template-columns: minmax(0, 1fr) 360px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}