/*
 * main.css — WhiteCoatRecall canonical stylesheet
 * One file, shared by every page and every game.
 */

:root {
  --nav-bg: #0a1628;
  --bg: #f8f9fa;
  --bg-card: #ffffff;
  --bg-inset: #f1f5f9;
  --border: #dbe2ea;
  --text: #0f172a;
  --text-muted: #64748b;
  --accent: #0ea5e9;
  --accent-hover: #0284c7;
  --success: #0d9488;
  --error: #dc2626;
  --radius: 10px;
  --shadow: 0 4px 20px rgba(15, 23, 42, 0.08);
  --max-width: 1100px;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  color: var(--accent-hover);
}

.wcr-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* ── Header / nav ── */

.wcr-header {
  background: var(--nav-bg);
}

.wcr-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.wcr-logo {
  font-size: 1.4rem;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.02em;
}

.wcr-logo span {
  color: var(--accent);
}

.wcr-nav {
  display: flex;
  gap: 24px;
}

.wcr-nav a {
  color: rgba(255, 255, 255, 0.75);
  font-weight: 600;
  font-size: 0.95rem;
}

.wcr-nav a:hover {
  color: #ffffff;
}

/* ── Hero ── */

.wcr-hero {
  text-align: center;
  padding: 64px 20px 40px;
}

.wcr-hero h1 {
  font-size: 2.4rem;
  margin: 0 0 12px;
  letter-spacing: -0.02em;
  color: var(--text);
}

.wcr-hero p {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 620px;
  margin: 0 auto;
}

/* ── Game grid ── */

.wcr-game-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
  padding: 20px 20px 64px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.wcr-game-card {
  position: relative;
  display: block;
  height: 180px;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  color: #ffffff;
  text-decoration: none;
  background: linear-gradient(135deg, var(--nav-bg), var(--accent));
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

a.wcr-game-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.22);
}

.wcr-card-icon {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 58px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  line-height: 1;
}

.wcr-card-info {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 10px 16px 12px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.65), rgba(0, 0, 0, 0));
}

.wcr-card-info h3 {
  margin: 0 0 3px;
  font-size: 1rem;
  font-weight: 800;
  color: #ffffff;
}

.wcr-card-info p {
  margin: 0;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.85);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ── Footer ── */

.wcr-footer {
  background: var(--nav-bg);
  padding: 28px 20px 40px;
  text-align: center;
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.85rem;
}

.wcr-footer a {
  color: rgba(255, 255, 255, 0.9);
}

/* ── Game screen ── */

.wcr-game-shell {
  max-width: 1000px;
  margin: 0 auto;
  padding: 40px 20px 80px;
}

.wcr-game-header {
  max-width: 640px;
  margin: 0 auto 24px;
}

.wcr-game-header h1 {
  margin: 0 0 6px;
  font-size: 1.6rem;
  color: var(--text);
  letter-spacing: -0.01em;
}

.wcr-game-header p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.wcr-game-row {
  display: flex;
  gap: 28px;
  align-items: flex-start;
  justify-content: center;
}

.wcr-game-content {
  background: var(--bg-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 32px 28px;
  max-width: 640px;
  width: 100%;
}

.wcr-game-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  font-weight: 700;
}

#wcr-progress {
  color: var(--text-muted);
}

#wcr-timer {
  font-size: 1.2rem;
  color: var(--nav-bg);
  font-variant-numeric: tabular-nums;
}

#wcr-timer.wcr-timer-warn {
  color: var(--error);
}

.wcr-question-text {
  font-size: 1.3rem;
  font-weight: 700;
  margin: 0 0 24px;
  color: var(--text);
}

.wcr-answers {
  display: grid;
  gap: 12px;
}

.wcr-answer-btn {
  background: var(--bg-card);
  border: 1.5px solid var(--nav-bg);
  color: var(--text);
  border-radius: var(--radius);
  padding: 14px 18px;
  font-size: 1rem;
  text-align: left;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.wcr-answer-btn:hover:not(:disabled) {
  background: var(--nav-bg);
  color: #ffffff;
}

.wcr-answer-btn:disabled {
  cursor: default;
}

.wcr-answer-btn.wcr-correct {
  border-color: var(--success);
  background: rgba(13, 148, 136, 0.12);
  color: var(--text);
}

.wcr-answer-btn.wcr-incorrect {
  border-color: var(--error);
  background: rgba(220, 38, 38, 0.12);
  color: var(--text);
}

/* ── Ad rail ── */

.ad-rail {
  width: 300px;
  height: 600px;
  flex-shrink: 0;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ── Game-specific UI bits ── */

.wcr-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(14, 165, 233, 0.12);
  color: var(--accent);
  margin: 0 0 14px;
}

.wcr-tag.wcr-tag-easy {
  background: rgba(13, 148, 136, 0.12);
  color: var(--success);
}

.wcr-tag.wcr-tag-medium {
  background: rgba(15, 23, 42, 0.08);
  color: var(--nav-bg);
}

.wcr-tag.wcr-tag-hard {
  background: rgba(220, 38, 38, 0.12);
  color: var(--error);
}

.wcr-lives {
  font-size: 1.3rem;
  letter-spacing: 3px;
}

.wcr-stat-block {
  margin: 24px 0;
  padding: 18px 20px;
  background: var(--bg-inset);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-align: left;
}

.wcr-stat-block h3 {
  margin: 0 0 10px;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.wcr-stat-block p {
  margin: 4px 0;
  font-size: 0.95rem;
}

.wcr-stat-block .wcr-stat-highlight {
  font-weight: 800;
  color: var(--nav-bg);
}

.wcr-perfect-banner {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--success);
  margin: 0 0 4px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.wcr-fail-banner {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--error);
  margin: 0 0 4px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ── Results screen ── */

.wcr-results-card {
  text-align: center;
}

.wcr-results-card h2 {
  margin: 0 0 4px;
  color: var(--text-muted);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.wcr-results-score {
  font-size: 3rem;
  font-weight: 800;
  margin: 0;
  color: var(--accent);
}

.wcr-results-sub {
  color: var(--text-muted);
  margin: 4px 0 24px;
}

.wcr-answer-summary {
  text-align: left;
  margin: 24px 0;
  padding: 20px;
  background: var(--bg-inset);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.wcr-answer-summary h3 {
  margin: 0 0 12px;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.wcr-answer-summary ol {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.wcr-summary-item {
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
}

.wcr-summary-item:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.wcr-summary-q {
  margin: 0 0 6px;
  font-weight: 600;
}

.wcr-summary-answer {
  margin: 0;
  font-size: 0.92rem;
}

.wcr-summary-correct {
  margin: 4px 0 0;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.wcr-correct-text {
  color: var(--success);
}

.wcr-incorrect-text {
  color: var(--error);
}

.wcr-share-card {
  background: var(--bg-inset);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  text-align: left;
  white-space: pre-wrap;
  font-family: inherit;
  font-size: 0.9rem;
  margin: 0 0 16px;
  color: var(--text);
}

.wcr-btn {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  padding: 12px 22px;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
}

.wcr-btn:hover {
  background: var(--accent-hover);
}

.wcr-email-capture {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 10px;
  text-align: left;
}

.wcr-email-capture label {
  font-weight: 600;
  font-size: 0.95rem;
}

.wcr-email-row {
  display: flex;
  gap: 10px;
}

.wcr-email-row input[type="email"] {
  flex: 1;
  background: var(--bg-inset);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  color: var(--text);
  font-size: 0.95rem;
}

.wcr-email-note {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin: 0;
}

.wcr-email-success {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  color: var(--success);
  font-weight: 700;
  text-align: left;
}

/* ── Responsive ── */

@media (max-width: 1040px) {
  .ad-rail {
    display: none;
  }

  .wcr-game-shell,
  .wcr-game-row {
    max-width: 640px;
  }
}

@media (max-width: 640px) {
  .wcr-hero h1 {
    font-size: 1.8rem;
  }

  .wcr-header-inner {
    flex-direction: column;
    gap: 10px;
  }

  .wcr-game-grid {
    grid-template-columns: 1fr;
  }

  .wcr-email-row {
    flex-direction: column;
  }
}