:root{--bg: #eef3fb;--bg-2: #dbe6f8;--surface: #ffffff;--surface-2: #f2f6fd;--ink: #1c2739;--ink-soft: #5c6b82;--line: #d5e0f1;--accent: #c4363f;--accent-ink: #fff5f4;--right: #2e7d4f;--right-bg: #e6f4ea;--wrong: #c2382f;--wrong-bg: #fbe8e5;--radius: 18px;--shadow: 0 10px 30px rgba(90, 58, 40, .12);color-scheme:light dark}@media (prefers-color-scheme: dark){:root{--bg: #111825;--bg-2: #182236;--surface: #1b2434;--surface-2: #223047;--ink: #e8eefb;--ink-soft: #9fb0c9;--line: #2e3d55;--accent: #e4707a;--accent-ink: #1a1013;--right: #6ed097;--right-bg: #1e3a2b;--wrong: #e88b80;--wrong-bg: #3d2320;--shadow: 0 10px 30px rgba(0, 0, 0, .4)}}*{box-sizing:border-box}html,body{margin:0;padding:0}body{min-height:100dvh;background:radial-gradient(120% 80% at 50% 0%,var(--bg-2) 0%,var(--bg) 55%) fixed;color:var(--ink);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Helvetica 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ease}.speak:hover,.speak:focus-visible{opacity:1}.speak:active{transform:scale(.92)}.speak--word{vertical-align:middle;font-size:.5em}.room{gap:12px}.room__head{text-align:center;display:grid;gap:4px}.room__code{margin:0;font-size:clamp(1.8rem,9vw,2.6rem);font-weight:800;letter-spacing:.12em;text-transform:uppercase}.room__settings{margin:0;color:var(--ink-soft);font-size:.88rem}.room__people{display:grid;gap:8px;margin:0;padding:12px 14px;list-style:none;border-radius:16px;background:var(--surface);box-shadow:var(--shadow)}.room__person{display:grid;grid-template-columns:34px 1fr auto;align-items:center;gap:10px}.room__name{display:flex;align-items:baseline;gap:8px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.room__owner{color:var(--ink-soft);font-size:.78rem}.room__score{font-variant-numeric:tabular-nums;font-weight:700}.room__wait{margin:0;text-align:center;color:var(--ink-soft);font-size:.9rem}.chatboard{display:grid;gap:8px;padding:12px 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ease}.tabs__btn.is-active{background:var(--surface);color:var(--ink);box-shadow:0 2px 8px #5a3a281f}.sorts{display:flex;gap:6px;overflow-x:auto;scrollbar-width:none;padding-bottom:2px}.sorts::-webkit-scrollbar{display:none}.sorts__btn{flex:0 0 auto;padding:8px 12px;border-radius:999px;border:1.5px solid var(--line);background:var(--surface);color:var(--ink-soft);font:inherit;font-size:.86rem;font-weight:620;cursor:pointer;min-height:38px;white-space:nowrap;transition:border-color .15s ease,background .15s ease,color .15s ease}.sorts__btn.is-active{border-color:var(--accent);background:var(--surface-2);color:var(--ink)}.start__actions{display:grid;grid-template-columns:1fr 1fr;gap:8px}.duel__score{display:flex;align-items:baseline;justify-content:center;gap:10px;flex-wrap:wrap;padding:12px;border-radius:14px;background:var(--surface);border:1.5px solid var(--line)}.duel__num{font-size:2rem;font-weight:800;font-variant-numeric:tabular-nums}.duel__vs{font-size:1.4rem;color:var(--ink-soft)}.duel__score small{width:100%;text-align:center;color:var(--ink-soft);font-size:.82rem}.duel__hint{margin:0;text-align:center;color:var(--ink-soft);line-height:1.5}.invite{padding:12px;border-radius:14px;background:var(--surface-2);border:1.5px solid var(--accent);display:flex;flex-direction:column;gap:10px}.invite__text{margin:0;font-size:.9rem;line-height:1.5}.invite__actions{display:grid;grid-template-columns:2fr 1fr;gap:8px}.duel-row{display:grid;grid-template-columns:32px 1fr auto;align-items:center;gap:10px;width:100%;padding:12px;border-radius:14px;background:var(--surface);border:1.5px solid var(--line);color:var(--ink);font:inherit;text-align:left;cursor:pointer;min-height:56px}.duel-row__kind{font-size:1.2rem}.duel-row__go{color:var(--ink-soft);font-size:1.2rem}.invite__link{display:block;padding:8px 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