:root{--sd-bg:#0f1219;--sd-surface:#171c27;--sd-surface-2:#1f2533;--sd-border:#2a3142;--sd-text:#e8ebf3;--sd-muted:#8b93a7;--sd-accent:#b25cf0;--sd-accent-2:#3ec7e8;--sd-danger:#f2546b;--sd-warn:#fcd34d;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;color:var(--sd-text);background:var(--sd-bg);-webkit-font-smoothing:antialiased;font:16px/1.45 system-ui,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}body{background:var(--sd-bg);min-height:100svh;margin:0}h1,h2{margin:0 0 8px;font-weight:700}h2{font-size:20px}p{margin:0}.sd-page{flex-direction:column;gap:16px;max-width:760px;margin:0 auto;padding:32px 16px 48px;display:flex}.sd-hero{text-align:center;flex-direction:column;align-items:center;gap:8px;display:flex}.sd-logo{letter-spacing:-1.5px;margin:0;font-size:clamp(40px,9vw,64px)}.sd-logo span,.sd-logo-small span{color:var(--sd-accent)}.sd-title{font-size:32px}.sd-tagline{color:var(--sd-muted);max-width:520px}.sd-grid{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;display:grid}.sd-card{background:var(--sd-surface);border:1px solid var(--sd-border);border-radius:12px;flex-direction:column;gap:10px;padding:16px;display:flex}.sd-label{color:var(--sd-muted);text-transform:uppercase;letter-spacing:.06em;font-size:13px;font-weight:600}.sd-muted{color:var(--sd-muted)}.sd-small{font-size:13px}.sd-status{color:var(--sd-accent-2);text-align:center}.sd-error{color:#fecaca;text-align:center;background:#f2546b26;border:1px solid #f2546b80;border-radius:8px;padding:10px 12px}.sd-row{flex-wrap:wrap;gap:10px;display:flex}.sd-center{justify-content:center}.sd-input{font:inherit;color:var(--sd-text);background:var(--sd-bg);border:1px solid var(--sd-border);border-radius:8px;min-width:0;padding:10px 12px}.sd-input:focus{outline:2px solid var(--sd-accent);outline-offset:1px}.sd-code-input{text-transform:uppercase;letter-spacing:.15em;flex:1;font-weight:700}.sd-btn{font:inherit;color:var(--sd-text);background:var(--sd-surface-2);border:1px solid var(--sd-border);cursor:pointer;border-radius:8px;padding:10px 16px;font-weight:600;transition:background .15s,border-color .15s}.sd-btn:hover:not(:disabled){border-color:var(--sd-accent)}.sd-btn:disabled{opacity:.5;cursor:default}.sd-btn-primary{background:var(--sd-accent);border-color:var(--sd-accent);color:#fff}.sd-btn-primary:hover:not(:disabled){background:#c27af4}.sd-btn-ghost{background:0 0}.sd-btn-small{padding:4px 12px;font-size:14px}.sd-help summary{cursor:pointer;font-weight:600}.sd-help p{color:var(--sd-muted)}.sd-table{border-collapse:collapse;width:100%;font-size:14px}.sd-table td{border-bottom:1px solid var(--sd-border);padding:6px 4px}.sd-table td:last-child{text-align:right;font-weight:600}.sd-room-code{letter-spacing:.2em;color:var(--sd-accent-2);padding-left:.2em;font-size:clamp(40px,10vw,64px);font-weight:800}.sd-players{flex-direction:column;gap:6px;margin:0;padding:0;list-style:none;display:flex}.sd-players li{background:var(--sd-bg);border-radius:8px;justify-content:space-between;gap:12px;padding:10px 12px;display:flex}.sd-players li.is-self{outline:1px solid var(--sd-accent)}.sd-player-name{text-overflow:ellipsis;white-space:nowrap;font-weight:600;overflow:hidden}.sd-keys{border-collapse:collapse;width:100%}.sd-keys td{border-bottom:1px solid var(--sd-border);padding:6px 4px}.sd-keys td:first-child{width:40%}.sd-keyslot{align-items:center;gap:4px;display:inline-flex}.sd-key{font:inherit;border:1px solid var(--sd-border);background:var(--sd-bg);min-width:96px;color:var(--sd-text);cursor:pointer;border-bottom-width:3px;border-radius:6px;padding:6px 10px;font-size:14px;font-weight:700}.sd-key.is-empty{color:var(--sd-muted);border-style:dashed}.sd-key.is-listening{border-color:var(--sd-accent);color:var(--sd-accent);animation:1s infinite sd-pulse}.sd-key-clear{font:inherit;color:var(--sd-muted);cursor:pointer;background:0 0;border:none;padding:0 4px;font-size:18px}.sd-key-clear:hover{color:var(--sd-danger)}@keyframes sd-pulse{50%{opacity:.55}}.sd-slider{flex-direction:column;gap:4px;display:flex}.sd-slider-head{justify-content:space-between;gap:12px;display:flex}.sd-slider input{accent-color:var(--sd-accent)}.sd-check{cursor:pointer;align-items:center;gap:8px;display:flex}.sd-check input{accent-color:var(--sd-accent);width:18px;height:18px}.sd-match{flex-direction:column;height:100svh;display:flex;overflow:hidden}.sd-topbar{border-bottom:1px solid var(--sd-border);background:var(--sd-surface);flex-wrap:wrap;align-items:center;gap:16px;padding:8px 16px;display:flex}.sd-logo-small{font-size:18px;font-weight:800}.sd-spacer{flex:1}.sd-threat{color:#fecaca;background:#f2546b2e;border-radius:999px;padding:2px 10px;font-size:14px;font-weight:600}.sd-arena{flex:1;grid-template-columns:minmax(0,1fr) minmax(0,820px) minmax(0,1fr);gap:16px;min-height:0;padding:12px 16px;display:grid}.sd-main{grid-column:2;justify-content:center;align-items:center;min-width:0;min-height:0;display:flex;position:relative}.sd-main canvas{display:block}.sd-opponents{grid-column:3;justify-content:center;align-items:flex-start;min-width:0;min-height:0;display:flex;overflow:hidden}.sd-opp-grid{justify-content:center;gap:12px 14px;display:grid}.sd-opp{font:inherit;color:inherit;cursor:crosshair;text-align:left;background:0 0;border:none;flex-direction:column;gap:4px;padding:0;display:flex}.sd-opp:disabled{cursor:default}.sd-opp-head{justify-content:space-between;gap:6px;min-height:18px;font-size:13px;font-weight:600;display:flex}.sd-opp-name{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.sd-opp-threat{color:var(--sd-danger)}.sd-opp-board{outline:2px solid var(--sd-border);border-radius:2px;display:block;position:relative}.sd-opp-board canvas{display:block}.sd-opp.is-target .sd-opp-board{outline:3px solid var(--sd-danger);box-shadow:0 0 14px #f2546b73}.sd-opp.is-target .sd-opp-name:before{content:"🎯 "}.sd-opp-ko{color:var(--sd-danger);background:#080a1099;flex-direction:column;justify-content:center;align-items:center;font-size:20px;font-weight:800;display:flex;position:absolute;inset:0}.sd-opp-ko small{color:var(--sd-text);font-size:12px;font-weight:600}.sd-overlay{border:1px solid var(--sd-border);text-align:center;background:#171c27f5;border-radius:14px;flex-direction:column;gap:12px;width:min(420px,100% - 32px);padding:20px;display:flex;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:0 20px 50px #00000080}.sd-overlay-soft{pointer-events:none;top:auto;bottom:24px;transform:translate(-50%)}.sd-ranking{text-align:left;flex-direction:column;gap:4px;margin:0;padding:0;list-style:none;display:flex}.sd-ranking li{background:var(--sd-bg);border-radius:6px;justify-content:space-between;gap:12px;padding:6px 10px;display:flex}.sd-ranking li:first-child{color:var(--sd-warn);font-weight:700}.sd-ranking li.is-self{outline:1px solid var(--sd-accent)}.sd-feed{color:var(--sd-muted);pointer-events:none;flex-direction:column;gap:4px;font-size:13px;display:flex;position:fixed;bottom:12px;left:16px}@media (width<=760px){.sd-arena{grid-template-rows:minmax(0,1fr) 170px;grid-template-columns:minmax(0,1fr)}.sd-main,.sd-opponents{grid-column:1}}