:root {
  --felt-dark: #0a3326;
  --felt: #0f4a37;
  --felt-light: #17664c;
  --panel: rgba(0, 0, 0, 0.22);
  --panel-border: rgba(255, 255, 255, 0.10);
  --text: #f4efe2;
  --muted: #b7c9bd;
  --gold: #e6b850;
  --gold-dark: #b98c2a;
  --card-white: #fbf8f1;
  --suit-red: #c8102e;
  --suit-black: #1d1d1f;
  --radius: 14px;
}

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

html { -webkit-text-size-adjust: 100%; -webkit-tap-highlight-color: transparent; }

/* กันจอซูมเวลาแตะปุ่มรัว ๆ บนมือถือ */
button, .btn, a { touch-action: manipulation; }

body {
  min-height: 100vh;
  font-family: "IBM Plex Sans Thai", system-ui, -apple-system, sans-serif;
  color: var(--text);
  line-height: 1.5;
  background-color: var(--felt-dark);
  background-image:
    radial-gradient(ellipse at 50% 30%, var(--felt-light) 0%, var(--felt) 45%, var(--felt-dark) 100%);
  background-attachment: fixed;
}

a { color: inherit; text-decoration: none; }
button { font: inherit; }

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 24px max(16px, env(safe-area-inset-right)) max(48px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
}
@media (max-width: 600px) {
  .container { padding-top: max(16px, env(safe-area-inset-top)); }
  .home-header { padding: 32px 0 28px; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 22px;
  border: none;
  border-radius: 999px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  color: #2b1d05;
  background: var(--gold);
  box-shadow: 0 3px 0 var(--gold-dark);
  transition: transform 0.08s ease, box-shadow 0.08s ease, background 0.2s, opacity 0.2s;
}
.btn:hover { background: #efc566; }
.btn:active { transform: translateY(2px); box-shadow: 0 1px 0 var(--gold-dark); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; transform: none; box-shadow: 0 3px 0 var(--gold-dark); }
.btn:focus-visible { outline: 3px solid #fff; outline-offset: 3px; }

.btn.ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--panel-border);
  box-shadow: none;
}
.btn.ghost:hover { background: rgba(255, 255, 255, 0.06); }
.btn.small { min-height: 38px; padding: 6px 16px; font-size: 14px; }

/* ---------- Home ---------- */
.home-header { text-align: center; padding: 48px 0 40px; }
.home-header h1 {
  font-family: "Playfair Display", Georgia, serif;
  font-size: clamp(36px, 8vw, 56px);
  font-weight: 700;
  letter-spacing: 0.5px;
}
.home-header h1 span { color: var(--gold); }
.home-header p { margin-top: 8px; color: var(--muted); font-size: 17px; }

.section-label {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 14px;
}

.game-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

.game-tile {
  display: flex;
  flex-direction: column;
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.2s ease, border-color 0.2s ease;
}
a.game-tile:hover { transform: translateY(-4px); border-color: rgba(230, 184, 80, 0.6); }
.game-tile.locked { opacity: 0.55; }

.tile-art {
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.18);
  border-bottom: 1px solid var(--panel-border);
}
.tile-body { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.tile-body h2 { font-size: 20px; }
.tile-body p { color: var(--muted); font-size: 14px; flex: 1; }
.tile-meta { display: flex; align-items: center; justify-content: space-between; margin-top: 10px; }
.tile-meta small { color: var(--muted); }

/* mini cards on home tile */
.mini-card {
  width: 64px;
  height: 90px;
  border-radius: 6px;
  background: var(--card-white);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.35);
  display: grid;
  place-items: center;
  font-family: Georgia, serif;
  font-size: 28px;
  font-weight: 700;
  margin: 0 -8px;
}
.mini-card.red { color: var(--suit-red); }
.mini-card.black { color: var(--suit-black); }
.mini-card:nth-child(1):not(:only-child) { transform: rotate(-12deg) translateY(6px); }
.mini-card:nth-child(3) { transform: rotate(12deg) translateY(6px); }
.mini-card.back {
  background:
    repeating-linear-gradient(45deg, #9e1b2c 0 6px, #b8283a 6px 12px);
  border: 4px solid var(--card-white);
}

.site-footer { text-align: center; color: var(--muted); font-size: 13px; margin-top: 48px; }