:root {
  --bg: #0f172a;
  --panel: #1e293b;
  --text: #e2e8f0;
  --accent: #38bdf8;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, sans-serif;
}

.hub {
  max-width: 56rem;
  margin: 0 auto;
  padding: 2rem 1rem;
}

header { text-align: center; margin-bottom: 2rem; }
h1 { margin: 0 0 0.5rem; font-size: 2rem; }
.tag { margin: 0; opacity: 0.8; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr));
  gap: 1rem;
}

.card {
  display: block;
  background: var(--panel);
  border-radius: 0.75rem;
  padding: 1rem;
  text-decoration: none;
  color: inherit;
  transition: transform 0.1s ease;
}

a.card:hover { transform: translateY(-2px); }

.card img { width: 100%; height: auto; border-radius: 0.5rem; background: var(--bg); }
.card h2 { margin: 0.75rem 0 0.25rem; }
.card p { margin: 0 0 0.75rem; opacity: 0.8; }

.play {
  display: inline-block;
  background: var(--accent);
  color: #0f172a;
  font-weight: 700;
  padding: 0.3rem 0.9rem;
  border-radius: 999px;
}

.coming .ph {
  aspect-ratio: 1;
  border-radius: 0.5rem;
  background: repeating-linear-gradient(45deg, #1e293b, #1e293b 12px, #243148 12px, #243148 24px);
}

.coming .play { background: #334155; color: var(--text); }

/* Per-game flyers: each card wears the game's own palette. */

/* JumpMad: climbing toward an emerald sky */
.card-jumpmad {
  background: linear-gradient(180deg, #0b2433, #0f172a 55%);
  border: 1px solid #1e4f3f;
}
.card-jumpmad img { background: #0f172a; box-shadow: 0 0 24px rgba(52, 211, 153, 0.35); }
.card-jumpmad h2 { color: #6ee7b7; text-shadow: 0 0 12px rgba(52, 211, 153, 0.4); }
.card-jumpmad .play { background: #34d399; color: #052e2b; }

/* DropMad: diving into a lava glow */
.card-dropmad {
  background: linear-gradient(0deg, #3a1530, #2a1033 55%);
  border: 1px solid #5a2a45;
}
.card-dropmad img { background: #2a1033; box-shadow: 0 0 24px rgba(251, 146, 60, 0.35); }
.card-dropmad h2 { color: #fdba74; text-shadow: 0 0 12px rgba(251, 146, 60, 0.4); }
.card-dropmad .play { background: #fb923c; color: #431407; }

/* BlockMad: cyan pieces on a dark grid */
.card-blockmad {
  background: #081c2b;
  background-image:
    linear-gradient(rgba(34, 211, 238, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34, 211, 238, 0.08) 1px, transparent 1px);
  background-size: 14px 14px;
  border: 1px solid #16435c;
}
.card-blockmad img { background: #081c2b; box-shadow: 0 0 24px rgba(34, 211, 238, 0.35); }
.card-blockmad h2 { color: #67e8f9; text-shadow: 0 0 12px rgba(34, 211, 238, 0.4); }
.card-blockmad .play { background: #22d3ee; color: #083344; }

/* BlockDoku: walnut wood with gold trim */
.card-blockdoku {
  background-color: #120a06;
  background-image:
    radial-gradient(ellipse at 50% 30%, rgba(68, 41, 23, 0.6) 0%, rgba(18, 10, 5, 0.95) 100%),
    repeating-linear-gradient(90deg, rgba(80, 48, 25, 0.4), rgba(80, 48, 25, 0.4) 20px, rgba(50, 28, 12, 0.4) 20px, rgba(50, 28, 12, 0.4) 40px);
  border: 2px solid #8b5a2b;
}
.card-blockdoku img { background: #120a06; box-shadow: 0 0 24px rgba(251, 191, 36, 0.3); }
.card-blockdoku h2 { color: #fde68a; text-shadow: 0 0 12px rgba(251, 191, 36, 0.4); }
.card-blockdoku .play { background: #fbbf24; color: #78350f; }