/* ─── SHELF LIFE ─── The Retail Simulation ─── */

:root {
  --bg: #0a0a0a;
  --surface: #131313;
  --surface-hover: #1a1a1a;
  --border: #222;
  --border-light: #2e2e2e;
  --text: #e8e8e8;
  --text-secondary: #888;
  --text-muted: #555;
  --accent: #c9a84c;
  --accent-dim: rgba(201, 168, 76, 0.08);
  --correct: #34d399;
  --correct-dim: rgba(52, 211, 153, 0.08);
  --correct-border: rgba(52, 211, 153, 0.4);
  --incorrect: #f59e0b;
  --incorrect-dim: rgba(245, 158, 11, 0.06);
  --incorrect-border: rgba(245, 158, 11, 0.3);
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'Fira Mono', 'Roboto Mono', 'Courier New', monospace;
  --radius: 3px;
  --transition: 0.3s ease;
}

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

html {
  font-size: clamp(16px, 0.45vw + 14px, 21px);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
}

/* ─── PROGRESS BAR ─────────────────────────────── */

#progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--border);
  z-index: 100;
  opacity: 0;
  transition: opacity 0.4s ease;
}

#progress-bar.active {
  opacity: 1;
}

#progress-fill {
  height: 100%;
  background: var(--accent);
  transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  width: 0%;
}

/* ─── APP CONTAINER ────────────────────────────── */

#app {
  max-width: clamp(860px, 52vw, 1060px);
  margin: 0 auto;
  padding: 24px 24px 80px;
  transition: opacity 0.3s ease;
}

#app.transitioning {
  opacity: 0;
}

/* ─── COLD OPEN ───────────────────────────────── */

.cold {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 120px);
  text-align: center;
  padding: 0 24px;
}

.cold-statement {
  font-size: 1.6rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 48px;
  font-weight: 400;
}

.cold-pulled {
  color: var(--text);
  font-weight: 600;
}

.cold-continue {
  display: inline-block;
  padding: 10px 32px;
  border: none;
  background: transparent;
  color: var(--accent);
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  cursor: pointer;
  border-radius: var(--radius);
  transition: color var(--transition);
}

.cold-continue:hover {
  color: var(--text);
}

/* ─── INTRO SCREEN ─────────────────────────────── */

.intro {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 120px);
  text-align: center;
}

.intro-title {
  font-size: 4.5rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text);
  margin-bottom: 32px;
  line-height: 1;
}

.intro-tagline {
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 48px;
  font-weight: 500;
}

/* ─── INTRO HOOK + SETUP ──────────────────────── */

.intro-hook {
  max-width: 480px;
  margin-bottom: 40px;
}

.hook-line {
  font-size: 1.15rem;
  color: var(--text);
  line-height: 1.7;
  margin-bottom: 8px;
}

.hook-line-secondary {
  color: var(--text-secondary);
}

.intro-setup {
  max-width: 440px;
  margin-bottom: 36px;
}

.setup-line {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.setup-line-accent {
  color: var(--text);
  margin-top: 8px;
}

/* ─── PREVIEW CARDS ────────────────────────────── */

.intro-preview {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 40px;
  width: 100%;
  max-width: 520px;
}

.preview-card {
  flex: 1;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 16px;
  text-align: left;
}

.preview-label {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 10px;
  font-weight: 500;
}

.preview-name {
  font-size: 0.85rem;
  color: var(--text);
  margin-bottom: 4px;
  line-height: 1.5;
}

.preview-name.dim {
  color: var(--text-muted);
}

.preview-verdict {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
}

.preview-dead {
  color: var(--incorrect);
}

.preview-alive {
  color: var(--correct);
}

.preview-vs {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
  flex-shrink: 0;
}

/* ─── INTRO STATS ─────────────────────────────── */

.intro-stats {
  margin-top: 40px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.intro-stat {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.intro-stat strong {
  color: var(--accent);
  font-weight: 700;
}

.intro-stat-sep {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--text-muted);
  flex-shrink: 0;
}

.intro-start {
  display: inline-block;
  padding: 14px 48px;
  border: 1px solid var(--accent);
  background: transparent;
  color: var(--accent);
  font-family: var(--font);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition);
}

.intro-start:hover {
  background: var(--accent);
  color: var(--bg);
}

.intro-meta {
  margin-top: 64px;
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.8;
}

.intro-meta a {
  color: var(--text-muted);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  transition: color var(--transition), border-color var(--transition);
}

.intro-meta a:hover {
  color: var(--text-secondary);
  border-color: var(--text-secondary);
}

/* ─── SCENARIO SCREEN ──────────────────────────── */

.scenario-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 12px;
  padding-top: 48px;
}

.scenario-count {
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-family: var(--font-mono);
}

.scenario-score {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* ─── GAME HUD ────────────────────────────────── */

.game-hud {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}

.hud-points,
.hud-streak,
.hud-damage {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius);
  letter-spacing: 0.02em;
}

.hud-points {
  color: var(--text-secondary);
  background: var(--surface);
  border: 1px solid var(--border);
}

.hud-streak {
  color: var(--text-muted);
}

.hud-streak.streak-active {
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(201, 168, 76, 0.2);
}

.hud-damage {
  color: var(--incorrect);
  background: var(--incorrect-dim);
  border: 1px solid var(--incorrect-border);
}

.scenario-title {
  font-size: 0.85rem;
  color: var(--accent);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 12px;
}

.scenario-question {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
  line-height: 1.3;
}

.scenario-retailer {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 36px;
}

.scenario-retailer strong {
  color: var(--text);
  font-weight: 600;
}

/* ─── BRAND CARDS ──────────────────────────────── */

.cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 24px;
}

.brand-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  cursor: pointer;
  transition:
    border-color var(--transition),
    background var(--transition),
    opacity var(--transition),
    transform 0.2s ease;
  position: relative;
}

.brand-card:hover:not(.revealed) {
  border-color: var(--border-light);
  background: var(--surface-hover);
  transform: translateY(-1px);
}

.brand-card.revealed {
  cursor: default;
  transform: none;
}

.brand-card.selected:not(.revealed) {
  border-color: var(--accent);
  background: var(--accent-dim);
}

.brand-card.dimmed:not(.revealed) {
  opacity: 0.35;
}

.brand-card.winner {
  border-color: var(--correct-border);
  background: var(--correct-dim);
}

.brand-card.loser {
  opacity: 0.4;
  border-color: var(--border);
}

.brand-card.loser.user-pick {
  border-color: var(--incorrect-border);
  background: var(--incorrect-dim);
  opacity: 0.6;
}

.card-label {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 8px;
  font-weight: 500;
}

.card-name {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}

.card-tagline {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.card-stats {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.stat-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  flex: 1;
  min-width: 100px;
}

.stat-value {
  font-size: 0.85rem;
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--text);
  text-align: right;
  max-width: 55%;
}

.card-pick-label {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 500;
  transition: color var(--transition);
}

.brand-card:hover:not(.revealed) .card-pick-label {
  color: var(--accent);
}

.card-verdict {
  margin-top: 20px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 600;
}

.card-verdict.survives {
  color: var(--correct);
}

.card-verdict.eliminated {
  color: var(--text-muted);
}

/* ─── CONFIDENCE PROMPT ───────────────────────── */

.confidence-prompt {
  text-align: center;
  padding: 24px 0 8px;
  animation: fadeSlideIn 0.3s ease;
}

.confidence-label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 14px;
  letter-spacing: 0.04em;
}

.confidence-buttons {
  display: flex;
  justify-content: center;
  gap: 12px;
}

.confidence-btn {
  padding: 10px 28px;
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

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

.confidence-btn-sure:hover {
  background: var(--accent);
  color: var(--bg);
}

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

.confidence-btn-gut:hover {
  border-color: var(--text-secondary);
  color: var(--text);
}

.change-pick-btn {
  display: block;
  margin: 12px auto 0;
  background: none;
  border: none;
  color: var(--text-muted);
  font-family: var(--font);
  font-size: 0.75rem;
  cursor: pointer;
  padding: 4px 8px;
  transition: color var(--transition);
}

.change-pick-btn:hover {
  color: var(--text-secondary);
}

@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ─── EXPLANATION ──────────────────────────────── */

.explanation {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.5s ease 0.2s, transform 0.5s ease 0.2s;
  margin-top: 12px;
}

.explanation.visible {
  opacity: 1;
  transform: translateY(0);
}

.explanation-body {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
}

.explanation-short {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text);
  margin-bottom: 16px;
  font-weight: 500;
}

.details-toggle-btn {
  display: inline-block;
  padding: 6px 16px;
  background: transparent;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  color: var(--text-muted);
  font-family: var(--font);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  margin-bottom: 16px;
  transition: color var(--transition), border-color var(--transition);
}

.details-toggle-btn:hover {
  color: var(--text-secondary);
  border-color: var(--text-secondary);
}

.explanation-details {
  display: none;
}

.explanation-details.open {
  display: block;
  animation: fadeSlideIn 0.3s ease;
}

.explanation-text {
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.lesson-box {
  background: var(--accent-dim);
  border: 1px solid rgba(201, 168, 76, 0.15);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 24px;
}

.lesson-label {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 6px;
}

.lesson-text {
  font-size: 0.9rem;
  color: var(--text);
  line-height: 1.6;
}

.deeper-box {
  border-left: 2px solid var(--border-light);
  padding: 12px 0 12px 16px;
  margin-bottom: 24px;
}

.deeper-label {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 6px;
}

.deeper-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.next-btn {
  display: inline-block;
  padding: 12px 36px;
  border: 1px solid var(--border-light);
  background: transparent;
  color: var(--text);
  font-family: var(--font);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: var(--radius);
  transition: border-color var(--transition), background var(--transition);
}

.next-btn:hover {
  border-color: var(--text-secondary);
  background: var(--surface-hover);
}

/* ─── SUMMARY SCREEN ───────────────────────────── */

.summary {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 80px;
  text-align: center;
}

.summary-label {
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
  font-weight: 500;
}

.summary-score {
  font-size: 5rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
  margin-bottom: 8px;
  font-family: var(--font-mono);
}

.summary-total {
  font-size: 1.1rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  margin-bottom: 16px;
}

.summary-secondary {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  margin-bottom: 16px;
}

.summary-rating {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 48px;
  max-width: 400px;
  line-height: 1.6;
}

/* ─── SUMMARY BREAKDOWN ───────────────────────── */

.breakdown {
  width: 100%;
  max-width: 560px;
  text-align: left;
  margin-bottom: 48px;
}

.breakdown-title {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
  font-weight: 500;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.breakdown-item {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

.breakdown-icon {
  font-size: 0.75rem;
  width: 20px;
  flex-shrink: 0;
  text-align: center;
  font-weight: 700;
}

.breakdown-icon.correct {
  color: var(--correct);
}

.breakdown-icon.wrong {
  color: var(--incorrect);
}

.breakdown-name {
  color: var(--text-secondary);
  flex: 1;
}

.breakdown-pts {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  flex-shrink: 0;
  min-width: 28px;
  text-align: right;
}

.breakdown-muscle {
  color: var(--text-muted);
  font-size: 0.8rem;
  text-align: right;
  flex-shrink: 0;
}

/* ─── OVERCONFIDENCE ──────────────────────────── */

.overconfidence {
  width: 100%;
  max-width: 560px;
  text-align: left;
  margin-bottom: 32px;
  background: var(--incorrect-dim);
  border: 1px solid var(--incorrect-border);
  border-radius: var(--radius);
  padding: 20px 24px;
}

.overconfidence-title {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--incorrect);
  margin-bottom: 10px;
  font-weight: 600;
}

.overconfidence-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ─── MUSCLE PROFILE ──────────────────────────── */

.profile {
  width: 100%;
  max-width: 560px;
  text-align: left;
  margin-bottom: 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
}

.profile-title {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
  font-weight: 500;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.profile-tier {
  display: flex;
  gap: 12px;
  padding: 8px 0;
  align-items: baseline;
}

.profile-tier-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  flex-shrink: 0;
  width: 80px;
}

.profile-strong { color: var(--correct); }
.profile-building { color: var(--accent); }
.profile-blind { color: var(--incorrect); }

.profile-tier-muscles {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ─── SUMMARY META ────────────────────────────── */

.summary-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.meta-games,
.meta-seen {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* ─── BLIND SPOT COSTS ────────────────────────── */

.costs {
  width: 100%;
  max-width: 560px;
  text-align: left;
  margin-bottom: 32px;
}

.costs-title {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--incorrect);
  margin-bottom: 16px;
  font-weight: 600;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.costs-total {
  font-size: 1.1rem;
  font-family: var(--font-mono);
  color: var(--incorrect);
  font-weight: 700;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.cost-item {
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.cost-muscle {
  font-size: 0.85rem;
  color: var(--text);
  font-weight: 600;
  margin-bottom: 4px;
}

.cost-price {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ─── MIC DROP + CAPTURE ──────────────────────── */

.mic-drop {
  width: 100%;
  max-width: 560px;
  text-align: center;
  margin-bottom: 40px;
}

.mic-drop-text {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 28px;
}

.capture-label {
  font-size: 0.9rem;
  color: var(--text);
  margin-bottom: 14px;
  font-weight: 500;
}

.capture-form {
  display: flex;
  gap: 10px;
  max-width: 420px;
  margin: 0 auto;
}

.capture-input {
  flex: 1;
  padding: 12px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font);
  font-size: 0.85rem;
  outline: none;
  transition: border-color var(--transition);
}

.capture-input:focus {
  border-color: var(--accent);
}

.capture-input::placeholder {
  color: var(--text-muted);
}

.capture-btn {
  padding: 12px 24px;
  background: var(--accent);
  border: none;
  border-radius: var(--radius);
  color: var(--bg);
  font-family: var(--font);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  white-space: nowrap;
  transition: opacity var(--transition);
}

.capture-btn:hover {
  opacity: 0.85;
}

.capture-success {
  font-size: 0.9rem;
  color: var(--correct);
  font-weight: 500;
  padding: 12px 0;
}

.operator-cta {
  display: inline-block;
  padding: 14px 40px;
  border: 1px solid var(--accent);
  background: transparent;
  color: var(--accent);
  font-family: var(--font);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition);
}

.operator-cta:hover {
  background: var(--accent);
  color: var(--bg);
}

/* ─── SUMMARY ACTIONS ──────────────────────────── */

.summary-actions {
  display: flex;
  gap: 16px;
  margin-bottom: 48px;
}

.share-btn {
  display: inline-block;
  padding: 12px 32px;
  border: 1px solid var(--accent);
  background: transparent;
  color: var(--accent);
  font-family: var(--font);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition);
}

.share-btn:hover {
  background: var(--accent);
  color: var(--bg);
}

.retry-btn {
  display: inline-block;
  padding: 12px 32px;
  border: 1px solid var(--border-light);
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: var(--radius);
  transition: border-color var(--transition), color var(--transition);
}

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

.summary-attribution {
  font-size: 0.8rem;
  color: var(--text-muted);
  padding-top: 24px;
  border-top: 1px solid var(--border);
  width: 100%;
  max-width: 560px;
  text-align: center;
}

.summary-attribution a {
  color: var(--text-secondary);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  transition: color var(--transition), border-color var(--transition);
}

.summary-attribution a:hover {
  color: var(--text);
  border-color: var(--text-secondary);
}

/* ─── RESPONSIVE ───────────────────────────────── */

@media (max-width: 640px) {
  #app {
    padding: 16px 16px 60px;
  }

  .cold-statement {
    font-size: 1.25rem;
  }

  .intro-title {
    font-size: 2.8rem;
    letter-spacing: 0.1em;
  }

  .intro-preview {
    gap: 10px;
    max-width: 100%;
  }

  .preview-card {
    padding: 14px 12px;
  }

  .preview-name {
    font-size: 0.8rem;
  }

  .hook-line {
    font-size: 1.05rem;
  }

  .setup-line {
    font-size: 0.9rem;
  }

  .intro-stats {
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
  }

  .intro-stat {
    font-size: 0.75rem;
  }

  .scenario-header {
    padding-top: 32px;
  }

  .scenario-question {
    font-size: 1.2rem;
  }

  .cards {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .brand-card {
    padding: 22px 18px;
  }

  .card-name {
    font-size: 1.15rem;
  }

  .stat-row {
    flex-direction: column;
    gap: 2px;
  }

  .stat-label {
    min-width: 0;
  }

  .stat-value {
    text-align: left;
    max-width: 100%;
    font-size: 0.8rem;
  }

  .explanation-body {
    padding: 22px 18px;
  }

  .summary-score {
    font-size: 3.5rem;
  }

  .breakdown-item {
    flex-wrap: wrap;
    gap: 4px;
  }

  .breakdown-muscle {
    width: 100%;
    text-align: left;
    padding-left: 32px;
  }

  .profile-tier {
    flex-direction: column;
    gap: 4px;
  }

  .profile-tier-label {
    width: auto;
  }

  .summary-meta {
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
  }

  .summary-actions {
    flex-direction: column;
    width: 100%;
    max-width: 280px;
  }

  .share-btn,
  .retry-btn {
    width: 100%;
    text-align: center;
  }

  .capture-form {
    flex-direction: column;
  }

  .capture-btn {
    width: 100%;
    text-align: center;
  }

  .game-hud {
    gap: 8px;
    flex-wrap: wrap;
  }

  .hud-points,
  .hud-streak,
  .hud-damage {
    font-size: 0.75rem;
    padding: 5px 10px;
  }

  .confidence-btn {
    padding: 10px 20px;
    font-size: 0.75rem;
  }

  .summary-secondary {
    flex-wrap: wrap;
    justify-content: center;
    gap: 6px;
    font-size: 0.75rem;
  }

  .overconfidence {
    padding: 16px 18px;
  }

  .breakdown-pts {
    display: none;
  }
}