:root { --ink: #1c1c1c; --muted: #5c5c5c; --accent: #b3541e; --accent-soft: #b3541e22; --line: #d8d8d8; --card-bg: #fff; --page-bg: #faf8f5; }
* { box-sizing: border-box; }
body { font-family: system-ui, -apple-system, sans-serif; margin: 0; line-height: 1.5; color: var(--ink); background: var(--page-bg); }
main { margin: 0 auto; max-width: 880px; padding: 1rem 1rem 3rem; }
header { margin-bottom: 1.5rem; }
h1 { font-size: 1.75rem; margin: 0 0 0.25rem; }
h2 { font-size: 1.15rem; margin: 1.5rem 0 0.75rem; }
.how { font-size: 1.05rem; margin: 0 0 0.25rem; }
.note, .hint { color: var(--muted); }
.picker label, .puzzle label { display: grid; gap: 0.25rem; font-weight: 600; margin-top: 1rem; }
input, textarea { font: inherit; padding: 0.5rem; border: 1px solid #aaa; border-radius: 8px; background: #fff; }
.picker-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 0.75rem; }
.tile { border: 2px solid var(--line); border-radius: 12px; padding: 0; background: var(--card-bg); cursor: pointer; overflow: hidden; text-align: center; }
.tile img { width: 100%; display: block; aspect-ratio: 744 / 1039; object-fit: cover; }
.tile span { display: block; font-size: 0.85rem; font-weight: 600; padding: 0.4rem 0.25rem; }
.tile.selected { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent-soft); }
.tile:focus-visible, .card:focus-visible, button:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
.matchup { display: flex; gap: 1rem; align-items: center; margin: 0.75rem 0; }
.matchup img { width: 96px; border-radius: 10px; }
.vs-label { color: var(--muted); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em; }
#opponent-name { font-weight: 700; font-size: 1.1rem; }
.chips { display: flex; gap: 0.5rem; margin-top: 0.25rem; flex-wrap: wrap; }
.chip { background: #efe9e2; border-radius: 999px; padding: 0.15rem 0.7rem; font-size: 0.85rem; }
.hand { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.75rem; margin: 1rem 0; }
@media (max-width: 640px) { .hand { grid-template-columns: repeat(2, 1fr); } .picker-grid { grid-template-columns: repeat(3, 1fr); } }
.card { border: 2px solid var(--line); border-radius: 12px; padding: 0; background: var(--card-bg); cursor: pointer; overflow: hidden; text-align: left; }
.card img { width: 100%; display: block; }
.card .fallback { padding: 0.5rem; }
.card .fallback strong { display: block; }
.card .fallback small { color: var(--muted); }
.card.selected { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent-soft); }
.card.selected::after { content: "MULLIGAN"; display: block; text-align: center; font-weight: 700; font-size: 0.8rem; color: var(--accent); padding: 0.25rem; }
.notice { background: #fff4d6; border: 1px solid #d9b84a; border-radius: 8px; padding: 0.5rem 0.75rem; }
.actions { display: flex; gap: 0.75rem; margin-top: 0.75rem; flex-wrap: wrap; }
button { font: inherit; padding: 0.5rem 1rem; border-radius: 8px; border: 1px solid #888; background: #f2f2f2; cursor: pointer; }
button:disabled { opacity: 0.5; cursor: not-allowed; }
.status { min-height: 1.5em; color: #333; }
.queue { background: #eef4ff; border: 1px solid #7aa0d6; border-radius: 8px; padding: 0.75rem; margin-top: 1rem; }
footer { margin-top: 2rem; color: var(--muted); font-size: 0.85rem; }
footer .credit { margin-top: 0.25rem; }
details { margin: 1rem 0; }
summary { cursor: pointer; font-weight: 600; }