/* quiz.css — Quiz funnel styles
   Vibe: dark, premium fitness health — Oswald + Source Sans 3, red/black/white accents
*/

:root {
  --bg: #080808;
  --bg-card: #111111;
  --bg-surface: #1a1a1a;
  --fg: #f5f5f5;
  --fg-muted: #888888;
  --border: #2a2a2a;
  --accent: #d41920;
  --accent-hover: #e52528;
  --titan: #e63000;
  --green: #22c55e;
  --amber: #f59e0b;
}

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

html { font-size: 16px; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'Source Sans 3', system-ui, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

h1, h2, h3, h4 {
  font-family: 'Oswald', sans-serif;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

/* ── Nav ─────────────────────────────── */
.quiz-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 48px;
  border-bottom: 1px solid var(--border);
}
.quiz-nav-logo {
  font-family: 'Oswald', sans-serif;
  font-weight: 600;
  font-size: 1.2rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg);
}
.quiz-nav-logo span { color: var(--accent); }
.quiz-nav-links { display: flex; gap: 24px; }
.quiz-nav-links a {
  color: var(--fg-muted);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 600;
}
.quiz-nav-links a:hover { color: var(--fg); }

/* ── Quiz Container ─────────────────── */
.quiz-wrapper {
  max-width: 760px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

/* Landing page */
.landing-hero {
  text-align: center;
  padding: 48px 0 40px;
}
.landing-badge {
  display: inline-block;
  font-family: 'Oswald', sans-serif;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(212,25,32,0.12);
  border: 1px solid rgba(212,25,32,0.25);
  border-radius: 4px;
  padding: 5px 14px;
  margin-bottom: 28px;
}
.landing-hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  line-height: 1.1;
  margin-bottom: 20px;
  color: var(--fg);
}
.landing-hero p {
  font-size: 1.05rem;
  color: var(--fg-muted);
  max-width: 540px;
  margin: 0 auto 32px;
  line-height: 1.7;
}
.landing-score-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
  font-family: 'Oswald', sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
}
.score-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent);
}
.score-line {
  width: 60px; height: 1px;
  background: var(--border);
}

/* CTA buttons */
.btn-primary {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-family: 'Oswald', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 16px 40px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s, transform 0.15s;
}
.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
}
.btn-primary:active { transform: translateY(0); }

/* Sections on landing */
.section-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 32px 28px;
  margin-bottom: 20px;
}
.section-card h2 {
  font-size: 1.1rem;
  color: var(--fg);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.section-card p {
  font-size: 0.92rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* What is T section */
.info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 16px;
}
.info-item {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 16px;
}
.info-item .label {
  font-family: 'Oswald', sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
}
.info-item .value {
  font-size: 0.9rem;
  color: var(--fg);
  font-weight: 600;
}
.info-item .sub {
  font-size: 0.78rem;
  color: var(--fg-muted);
  margin-top: 2px;
}

/* Symptom checklist */
.symptom-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 16px;
}
.symptom-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--fg);
  line-height: 1.4;
}
.symptom-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  background: rgba(212,25,32,0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  color: var(--accent);
  margin-top: 2px;
}

/* Studies section */
.study-row {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}
.study-row:last-child { border-bottom: none; }
.study-stat {
  font-family: 'Oswald', sans-serif;
  font-size: 1.6rem;
  color: var(--accent);
  flex-shrink: 0;
  width: 80px;
  line-height: 1;
}
.study-text {
  font-size: 0.85rem;
  color: var(--fg-muted);
  line-height: 1.55;
}
.study-text strong { color: var(--fg); }

/* CTA Banner */
.cta-banner {
  background: linear-gradient(135deg, #d41920 0%, #a01018 100%);
  border-radius: 8px;
  padding: 40px 32px;
  text-align: center;
  margin: 24px 0;
}
.cta-banner h2 {
  font-size: 1.4rem;
  color: #fff;
  margin-bottom: 10px;
}
.cta-banner p {
  color: rgba(255,255,255,0.85);
  font-size: 0.92rem;
  margin-bottom: 24px;
}
.cta-banner .btn-primary {
  background: #fff;
  color: #d41920;
  font-size: 0.9rem;
}
.cta-banner .btn-primary:hover {
  background: #f0f0f0;
}

/* ── Quiz Flow ──────────────────────── */
#quiz-start, #quiz-flow, #quiz-results { display: none; }
#quiz-start.active, #quiz-flow.active, #quiz-results.active { display: block; }

.progress-bar-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 32px;
}
.progress-label {
  font-family: 'Oswald', sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-muted);
  white-space: nowrap;
}
.progress-track {
  flex: 1;
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
  transition: width 0.4s ease;
}

.question-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 36px 32px;
  margin-bottom: 24px;
}
.question-number {
  font-family: 'Oswald', sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.question-text {
  font-family: 'Oswald', sans-serif;
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--fg);
  line-height: 1.3;
  margin-bottom: 28px;
}

.options-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.option-btn {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 14px 18px;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  text-align: left;
  width: 100%;
}
.option-btn:hover {
  border-color: var(--accent);
  background: rgba(212,25,32,0.06);
}
.option-btn.selected {
  border-color: var(--accent);
  background: rgba(212,25,32,0.1);
}
.option-letter {
  font-family: 'Oswald', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--accent);
  width: 24px;
  flex-shrink: 0;
}
.option-text {
  font-size: 0.92rem;
  color: var(--fg);
  line-height: 1.4;
}

.quiz-nav-btns {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 20px;
}
.btn-back {
  background: none;
  border: 1px solid var(--border);
  color: var(--fg-muted);
  font-family: 'Oswald', sans-serif;
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 12px 24px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s;
}
.btn-back:hover { border-color: var(--fg-muted); color: var(--fg); }
.btn-next {
  background: var(--accent);
  border: none;
  color: #fff;
  font-family: 'Oswald', sans-serif;
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 12px 28px;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
}
.btn-next:hover { background: var(--accent-hover); transform: translateY(-1px); }
.btn-next:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }

/* ── Results ────────────────────────── */
.results-header {
  text-align: center;
  padding: 32px 0 24px;
}
.results-tier-badge {
  display: inline-block;
  font-family: 'Oswald', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 6px 18px;
  border-radius: 4px;
  margin-bottom: 20px;
}
.tier-low { background: rgba(212,25,32,0.15); color: #d41920; border: 1px solid rgba(212,25,32,0.3); }
.tier-normal { background: rgba(245,158,11,0.15); color: #f59e0b; border: 1px solid rgba(245,158,11,0.3); }
.tier-optimal { background: rgba(34,197,94,0.15); color: #22c55e; border: 1px solid rgba(34,197,94,0.3); }

.results-header h1 {
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  color: var(--fg);
  margin-bottom: 12px;
  line-height: 1.15;
}
.results-header p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  max-width: 480px;
  margin: 0 auto;
  line-height: 1.6;
}
.score-display {
  font-family: 'Oswald', sans-serif;
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-top: 12px;
}
.score-display span { color: var(--fg); font-size: 1rem; }

/* Email capture */
.email-capture-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 32px 28px;
  margin: 24px 0;
}
.email-capture-card h3 {
  font-size: 1.1rem;
  color: var(--fg);
  margin-bottom: 8px;
}
.email-capture-card p {
  font-size: 0.85rem;
  color: var(--fg-muted);
  margin-bottom: 20px;
}
.email-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.email-form input[type="text"],
.email-form input[type="email"] {
  width: 100%;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--fg);
  font-family: 'Source Sans 3', sans-serif;
  font-size: 0.95rem;
  padding: 12px 14px;
  outline: none;
  transition: border-color 0.2s;
}
.email-form input::placeholder { color: var(--fg-muted); }
.email-form input:focus { border-color: var(--accent); }
.email-error { font-size: 0.78rem; color: var(--accent); display: none; }
.email-error.show { display: block; }

/* Product comparison */
.product-compare {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 28px;
  margin: 24px 0;
}
.product-compare h2 {
  font-size: 1rem;
  color: var(--fg);
  margin-bottom: 20px;
  text-align: center;
}
.product-table { width: 100%; border-collapse: collapse; }
.product-table th {
  font-family: 'Oswald', sans-serif;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-muted);
  text-align: left;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
}
.product-table td {
  font-size: 0.82rem;
  color: var(--fg-muted);
  padding: 12px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.product-table tr:last-child td { border-bottom: none; }
.product-name {
  font-weight: 600;
  color: var(--fg);
  font-family: 'Oswald', sans-serif;
  letter-spacing: 0.03em;
}
.product-verdict {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.verdict-yes { color: var(--green); }
.verdict-meh { color: var(--amber); }
.verdict-no { color: #888; }
.product-btn {
  display: inline-block;
  padding: 7px 14px;
  border-radius: 4px;
  font-family: 'Oswald', sans-serif;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  transition: opacity 0.15s;
}
.product-btn:hover { opacity: 0.8; }
.btn-titan { background: var(--titan); color: #fff; }
.btn-dudemeds { background: #333; color: #fff; }
.btn-fridays { background: #222; color: #fff; }
.btn-hone { background: #1a4a3a; color: #fff; }
.btn-iron { background: #1a1a2e; color: #fff; }

/* Disclaimer */
.results-disclaimer {
  font-size: 0.72rem;
  color: var(--fg-muted);
  text-align: center;
  margin-top: 32px;
  line-height: 1.5;
  padding: 0 16px;
}

/* Footer */
.quiz-footer {
  border-top: 1px solid var(--border);
  padding: 32px 48px;
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
  font-size: 0.78rem;
  color: var(--fg-muted);
}
.quiz-footer a { color: var(--accent); text-decoration: none; }

/* Responsive */
@media (max-width: 600px) {
  .quiz-nav { padding: 16px 20px; }
  .quiz-wrapper { padding: 32px 16px 64px; }
  .question-card { padding: 24px 20px; }
  .symptom-list { grid-template-columns: 1fr; }
  .info-grid { grid-template-columns: 1fr; }
  .product-table { font-size: 0.78rem; }
  .product-btn { padding: 6px 10px; font-size: 0.65rem; }
}