:root{--bg:#f6f5f2;--surface:#fff;--surface-2:#efede8;--text:#1c1b19;--muted:#6b6860;--border:#dedbd3;--accent:#4f46e5;--accent-text:#fff;--good:#15803d;--bad:#b91c1c;--turn:#f59e0b;--sq-light:#eeeed2;--sq-dark:#769656;--sq-hl:#ffd50073;--radius:12px;--shadow:0 1px 2px #0000000f, 0 2px 8px #0000000d;color:var(--text);background:var(--bg);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}@media (prefers-color-scheme:dark){:root{--bg:#141413;--surface:#1e1d1b;--surface-2:#2a2926;--text:#eceae4;--muted:#a09d94;--border:#3a3935;--accent:#818cf8;--accent-text:#111;--good:#4ade80;--bad:#f87171;--shadow:none}}*{box-sizing:border-box}body{background:var(--bg);min-height:100vh;margin:0}a{color:var(--accent)}button{font:inherit}.shell{max-width:960px;margin:0 auto;padding:16px}.topbar{align-items:center;gap:12px;margin-bottom:20px;display:flex}.brand{color:var(--text);margin-right:auto;font-size:18px;font-weight:700;text-decoration:none}.topbar nav{align-items:center;gap:4px;display:flex}.topbar nav a{color:var(--muted);border-radius:8px;padding:6px 10px;text-decoration:none}.topbar nav a:hover{background:var(--surface-2);color:var(--text)}h1{margin:0 0 16px;font-size:24px}h2{color:var(--muted);text-transform:uppercase;letter-spacing:.04em;margin:28px 0 12px;font-size:16px;font-weight:600}.muted{color:var(--muted)}.small{font-size:13px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px}.grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;display:grid}.game-card{text-align:left;cursor:pointer;color:var(--text);flex-direction:column;gap:6px;display:flex}.game-card:hover{border-color:var(--accent)}.game-card strong{font-size:16px}.btn{border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer;border-radius:10px;padding:8px 14px}.btn:hover:not(:disabled){border-color:var(--accent)}.btn:disabled{opacity:.5;cursor:default}.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-text);font-weight:600}.btn.danger{color:var(--bad)}.btn.small{padding:4px 10px;font-size:13px}.row{flex-wrap:wrap;align-items:center;gap:8px;display:flex}input[type=text]{font:inherit;border:1px solid var(--border);background:var(--surface);color:var(--text);border-radius:10px;padding:8px 10px}.list{flex-direction:column;gap:8px;display:flex}.list-item{color:var(--text);align-items:center;gap:12px;text-decoration:none;display:flex}.list-item .grow{flex:1;min-width:0}.badge{background:var(--surface-2);color:var(--muted);white-space:nowrap;border-radius:99px;padding:2px 8px;font-size:12px;font-weight:600}.badge.turn{background:var(--turn);color:#1c1b19}.badge.good{background:var(--good);color:#fff}.banner{border-radius:10px;margin-bottom:12px;padding:10px 14px}.banner.error{background:color-mix(in srgb, var(--bad) 14%, transparent);color:var(--bad)}.banner.info{background:var(--surface-2)}.banner.win{background:color-mix(in srgb, var(--good) 16%, transparent);font-weight:600}.center-page{text-align:center;place-items:center;min-height:80vh;display:grid}.room{grid-template-columns:1fr 260px;align-items:start;gap:16px;display:grid}@media (width<=760px){.room{grid-template-columns:1fr}}.seats{flex-direction:column;gap:6px;display:flex}.seat{border-radius:8px;align-items:center;gap:8px;padding:6px 8px;display:flex}.seat.active{background:color-mix(in srgb, var(--turn) 22%, transparent)}.dot{background:var(--border);border-radius:50%;flex:none;width:8px;height:8px}.dot.on{background:var(--good)}.status-line{min-height:24px;margin-bottom:12px;font-weight:600}.ttt{aspect-ratio:1;grid-template-columns:repeat(3,1fr);gap:8px;width:min(360px,100%);display:grid}.ttt button{border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer;border-radius:12px;font-size:56px;font-weight:700}.ttt button:disabled{cursor:default}.ttt button.win{background:color-mix(in srgb, var(--good) 22%, var(--surface))}.ttt .x{color:var(--accent)}.ttt .o{color:var(--turn)}.chess-wrap{flex-wrap:wrap;align-items:flex-start;gap:16px;display:flex}.board{aspect-ratio:1;-webkit-user-select:none;user-select:none;border-radius:6px;grid-template-columns:repeat(8,1fr);width:min(480px,100%);display:grid;overflow:hidden}.sq{cursor:pointer;border:0;place-items:center;padding:0;font-size:clamp(24px,6.5vw,46px);line-height:1;display:grid;position:relative}.sq.light{background:var(--sq-light)}.sq.dark{background:var(--sq-dark)}.sq.last:after,.sq.sel:after{content:"";background:var(--sq-hl);position:absolute;inset:0}.sq.check{background:radial-gradient(circle, #ff3b3b 0%, #ff3b3b66 50%, transparent 75%), var(--sq-dark)}.sq .target{z-index:2;background:#00000038;border-radius:50%;width:28%;height:28%;position:absolute}.sq .target.capture{background:0 0;border:5px solid #00000038;width:88%;height:88%}.piece{z-index:1;position:relative}.piece.w{color:#fff;text-shadow:0 0 2px #000,0 0 1px #000,0 1px 2px #00000080}.piece.b{color:#111;text-shadow:0 0 1px #fff8}.coord{opacity:.7;color:#333;font-size:10px;font-weight:700;position:absolute}.coord.file{bottom:1px;right:3px}.coord.rank{top:1px;left:3px}.moves{grid-template-columns:32px 1fr 1fr;gap:2px 8px;max-height:300px;font-family:ui-monospace,monospace;font-size:13px;display:grid;overflow:auto}.promo{gap:6px;display:flex}.promo button{border:1px solid var(--border);background:var(--surface);cursor:pointer;border-radius:10px;width:52px;height:52px;font-size:32px}.uno-opponents{flex-wrap:wrap;gap:8px;margin-bottom:16px;display:flex}.uno-opp{border:1px solid var(--border);background:var(--surface);border-radius:10px;min-width:110px;padding:8px 12px}.uno-opp.active{border-color:var(--turn);box-shadow:0 0 0 2px var(--turn)}.uno-center{flex-wrap:wrap;align-items:center;gap:20px;margin:12px 0 20px;display:flex}.uno-card{--c:#444;background:var(--c);color:#fff;text-shadow:0 1px 2px #0006;border:3px solid #fff;border-radius:10px;flex:none;place-items:center;width:64px;height:96px;padding:0;font-size:26px;font-weight:800;display:grid;box-shadow:0 1px 4px #00000059}.uno-card.red{--c:#d72600}.uno-card.yellow{--c:#ecd407;color:#222;text-shadow:none}.uno-card.green{--c:#379711}.uno-card.blue{--c:#0956bf}.uno-card.wild{--c:conic-gradient(#d72600 0 25%, #ecd407 0 50%, #379711 0 75%, #0956bf 0);background:var(--c)}.uno-card.back{--c:#1c1b19;font-size:14px}.uno-hand{flex-wrap:wrap;gap:6px;display:flex}.uno-hand .uno-card{cursor:default}.uno-hand .uno-card.playable{cursor:pointer;transform:translateY(-6px);box-shadow:0 4px 10px #00000059}.uno-hand .uno-card:not(.playable){opacity:.55}.swatch{vertical-align:middle;border-radius:50%;width:18px;height:18px;display:inline-block}.color-pick{gap:8px;display:flex}.color-pick button{cursor:pointer;border:3px solid #fff;border-radius:12px;width:56px;height:56px;box-shadow:0 1px 4px #00000059}