:root {
  color-scheme: dark;
  --bg: #0f0f10;
  --panel: #18181b;
  --border: #2a2a2e;
  --text: #e6e6e6;
  --muted: #999;
  --accent: #6ee7b7;
  --accent2: #60a5fa;
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
  margin: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100%;
}

a { color: var(--accent2); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap {
  max-width: 960px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
}

header.site-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 2rem;
}

h1 { font-size: 1.6rem; font-weight: 700; margin: 0; }
header.site-header p { color: var(--muted); margin: .25rem 0 0; font-size: .95rem; }

.back-link {
  display: inline-block;
  margin-bottom: 1.25rem;
  font-size: .9rem;
  color: var(--muted);
}
.back-link:hover { color: var(--text); }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
}

.card {
  display: block;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.25rem;
  transition: transform .15s ease, border-color .15s ease;
}
.card:hover {
  transform: translateY(-2px);
  border-color: var(--accent2);
  text-decoration: none;
}
.card .emoji { font-size: 1.8rem; display: block; margin-bottom: .5rem; }
.card h2 { font-size: 1.05rem; margin: 0 0 .25rem; color: var(--text); }
.card p { margin: 0; color: var(--muted); font-size: .85rem; }

.game-shell {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.hud {
  display: flex;
  gap: 1.5rem;
  font-size: .95rem;
  color: var(--muted);
}
.hud b { color: var(--text); }

.btn {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: .5rem 1rem;
  font-size: .9rem;
  cursor: pointer;
}
.btn:hover { border-color: var(--accent2); }

.hint {
  color: var(--muted);
  font-size: .85rem;
  text-align: center;
}

footer.site-footer {
  margin-top: 3rem;
  color: var(--muted);
  font-size: .8rem;
  text-align: center;
}