:root {
  color-scheme: light dark;

  --bg: #f6f5f1;
  --surface: #ffffff;
  --surface-raised: #ffffff;
  --border: #ddd8ce;
  --text: #201f1c;
  --text-muted: #6b6659;
  --accent: #1f7a5c;
  --accent-contrast: #ffffff;
  --accent-soft: #e2f2ea;
  --danger: #b3402f;
  --danger-soft: #fbe7e2;
  --shadow: 0 1px 2px rgba(32, 31, 28, 0.06), 0 8px 24px rgba(32, 31, 28, 0.05);
  --radius: 14px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14140f;
    --surface: #1e1e17;
    --surface-raised: #262620;
    --border: #38372d;
    --text: #f1efe6;
    --text-muted: #a8a394;
    --accent: #4fd8a4;
    --accent-contrast: #0c1a14;
    --accent-soft: #1f3830;
    --danger: #e0796a;
    --danger-soft: #3a201c;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 8px 24px rgba(0, 0, 0, 0.35);
  }
}

* {
  box-sizing: border-box;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Avenir Next", "Segoe UI", system-ui, -apple-system, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--accent);
  color: var(--accent-contrast);
  padding: 0.75rem 1rem;
  border-radius: 0 0 8px 0;
  z-index: 100;
}

.skip-link:focus {
  left: 0;
}

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

.shell {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1.25rem 4rem;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 0;
  flex-wrap: wrap;
}

.wordmark {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
  text-decoration: none;
  color: var(--text);
}

.wordmark-mark {
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 3px;
  background: var(--accent);
  display: inline-block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  font-size: 0.95rem;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-muted);
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--text);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent);
  margin: 0 0 0.5rem;
}

h1 {
  font-size: clamp(1.7rem, 3.2vw, 2.3rem);
  margin: 0 0 0.5rem;
  letter-spacing: -0.01em;
}

.lede {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 46ch;
  margin: 0 0 2rem;
}

.game-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
}

.game-card {
  display: block;
  padding: 1.25rem 1.25rem 1.4rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--shadow);
  text-decoration: none;
  color: var(--text);
  transition: transform 0.12s ease, border-color 0.12s ease;
}

.game-card:not(.is-disabled):hover,
.game-card:not(.is-disabled):focus-visible {
  transform: translateY(-2px);
  border-color: var(--accent);
}

.game-card.is-disabled {
  opacity: 0.6;
  cursor: default;
}

.game-card-icon {
  font-size: 1.8rem;
  line-height: 1;
  margin-bottom: 0.6rem;
  display: block;
}

.game-card h2 {
  font-size: 1.1rem;
  margin: 0 0 0.3rem;
}

.game-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  margin-top: 0.7rem;
}

.badge.is-muted {
  background: var(--border);
  color: var(--text-muted);
}

.site-footer {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.85rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.site-footer a {
  color: var(--text-muted);
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
}

.back-link:hover,
.back-link:focus-visible {
  color: var(--text);
}

button {
  font-family: inherit;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.6rem 1.1rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  touch-action: manipulation;
}

.btn:hover,
.btn:focus-visible {
  border-color: var(--accent);
}

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-contrast);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  filter: brightness(1.05);
}

.btn-danger {
  color: var(--danger);
  border-color: var(--danger);
  background: var(--danger-soft);
}

.btn-ghost {
  border-color: transparent;
  background: transparent;
}

.btn-sm {
  padding: 0.35rem 0.6rem;
  font-size: 0.82rem;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}