:root {
  --bg: #0b0f1a;
  --card: #141a2a;
  --line: rgba(160, 180, 220, 0.14);
  --text: #eef2fb;
  --muted: #8e99b3;
  --accent: #7dd3fc;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); font-family: 'Inter', system-ui, sans-serif; -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration: none; }

/* ------------------------------------------------ list page */
.top { max-width: 1100px; margin: 0 auto; padding: max(28px, env(safe-area-inset-top)) 20px 6px; }
.top h1 { margin: 0; font-size: 30px; font-weight: 700; letter-spacing: -0.5px; }
.grid {
  max-width: 1100px; margin: 0 auto; padding: 18px 20px 30px;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 18px;
}
.card { display: block; }
.pic { position: relative; background: var(--card); aspect-ratio: 16 / 10; border-radius: 14px; overflow: hidden; border: 1px solid var(--line); transition: transform 0.15s, box-shadow 0.15s; }
.pic img { width: 100%; height: 100%; object-fit: cover; display: block; }
.card:hover .pic { transform: translateY(-3px); box-shadow: 0 12px 28px rgba(0, 0, 0, 0.45); }
.card:active .pic { transform: scale(0.98); }
.tag { position: absolute; top: 8px; right: 8px; font-size: 11px; font-weight: 700; padding: 3px 8px; border-radius: 6px; background: rgba(0, 0, 0, 0.65); color: #cbd5e1; }
.name { padding: 9px 2px 0; font-size: 15px; font-weight: 600; }
footer { max-width: 1100px; margin: 0 auto; padding: 10px 20px max(30px, env(safe-area-inset-bottom)); color: var(--muted); font-size: 12px; line-height: 1.5; }
@media (max-width: 560px) { .grid { grid-template-columns: repeat(2, 1fr); gap: 12px; } .name { font-size: 14px; } }

/* ------------------------------------------------ game page */
body.play { height: 100vh; height: 100dvh; display: flex; flex-direction: column; overflow: hidden; }
.bar { display: flex; align-items: center; gap: 12px; padding: max(8px, env(safe-area-inset-top)) max(12px, env(safe-area-inset-right)) 8px max(12px, env(safe-area-inset-left)); border-bottom: 1px solid var(--line); }
.bar b { flex: 1; font-size: 16px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.btn { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 10px; border: 1px solid var(--line); background: var(--card); color: var(--text); cursor: pointer; padding: 0; }
.btn:hover { border-color: rgba(160, 180, 220, 0.35); }
.btn svg { width: 18px; height: 18px; }
.stage { flex: 1; min-height: 0; position: relative; background: #000; }
.stage iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.note { position: absolute; z-index: 2; left: 50%; top: 12px; transform: translateX(-50%); max-width: calc(100% - 24px); padding: 8px 14px; border-radius: 10px; font-size: 13px; background: rgba(20, 26, 42, 0.95); border: 1px solid var(--line); }
.credit { padding: 6px 14px max(6px, env(safe-area-inset-bottom)); font-size: 11.5px; color: var(--muted); border-top: 1px solid var(--line); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.credit a { color: var(--accent); }