:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,sans-serif;color:var(--tg-theme-text-color, #f3f5ef);background:var(--tg-theme-bg-color, #111411);font-synthesis:none;--surface: var(--tg-theme-secondary-bg-color, #20251f);--accent: #b7df48;--muted: #9aa397;--danger: #f06d65}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:radial-gradient(circle at 50% -20%,#30422a 0,transparent 46%),var(--tg-theme-bg-color, #111411)}button{font:inherit;color:inherit}.game-shell{width:min(100%,560px);margin:auto;padding:max(10px,env(safe-area-inset-top)) 10px max(16px,env(safe-area-inset-bottom));min-height:100vh;display:flex;flex-direction:column;justify-content:center;gap:8px}.game-topline{display:flex;justify-content:space-between;color:var(--muted);font-size:11px;font-weight:750;letter-spacing:.08em;padding:0 2px}.connection.connected{color:var(--accent)}.connection.offline,.connection.connecting{color:#f0b65e}.player{display:flex;align-items:center;min-height:56px;gap:10px;padding:6px;border-radius:10px;transition:background .15s}.player.active{background:color-mix(in srgb,var(--accent) 10%,transparent)}.avatar{width:40px;height:40px;border-radius:9px;display:grid;place-items:center;background:var(--surface);color:var(--accent);font-weight:800;font-size:18px}.identity{display:flex;flex-direction:column;min-width:0}.identity strong{overflow:hidden;text-overflow:ellipsis}.identity span{color:var(--muted);font-size:12px}.clock{margin-left:auto;background:#050605;border:1px solid #343a32;border-radius:9px;padding:8px 10px;min-width:96px;text-align:center;font:700 24px/1 ui-monospace,SFMono-Regular,monospace;font-variant-numeric:tabular-nums}.active .clock{background:var(--accent);color:#172006;border-color:var(--accent)}.board-wrap{position:relative;width:100%}.board{width:100%;aspect-ratio:1;display:grid;grid-template-columns:repeat(8,1fr);overflow:hidden;border-radius:5px;box-shadow:0 18px 45px #0007;touch-action:manipulation}.square{position:relative;border:0;padding:0;display:grid;place-items:center;aspect-ratio:1;cursor:pointer;-webkit-tap-highlight-color:transparent}.square.light{background:#c8d5ad}.square.dark{background:#71865d}.square.last{box-shadow:inset 0 0 0 100px #dce73c66}.square.selected{box-shadow:inset 0 0 0 4px #ddf36c}.square.legal:after{content:"";position:absolute;width:24%;aspect-ratio:1;border-radius:50%;background:#22311c66}.square.capture:after{content:"";position:absolute;inset:5%;border:5px solid #b9e43c99;border-radius:50%}.square.check{background:#dc5a4d}.piece{position:relative;z-index:1;font-size:clamp(31px,10vw,60px);line-height:1;font-family:Georgia,Times New Roman,serif;user-select:none;filter:drop-shadow(0 2px 1px #0005)}.piece.w{color:#fffdf1;text-shadow:0 0 1px #111,0 1px 1px #111}.piece.b{color:#20251d;text-shadow:0 1px 0 #fff4}.rank-label,.file-label{position:absolute;z-index:2;font-size:9px;font-weight:800;color:#36422c}.rank-label{left:3px;top:2px}.file-label{right:3px;bottom:2px}.promotion{position:absolute;inset:0;z-index:10;background:#0009;display:grid;place-items:center}.promotion-card{background:var(--surface);border-radius:14px;padding:14px;text-align:center;box-shadow:0 12px 40px #0009}.promotion-card div{display:flex;margin-top:10px}.promotion-card button{border:0;background:#c8d5ad;color:#182016;font:44px Georgia;width:58px;height:58px}.actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:4px}.actions button,.action-panel button{border:1px solid #3a4238;background:var(--surface);border-radius:10px;padding:12px;font-weight:700}.actions .danger{color:var(--danger)}.primary{background:var(--accent)!important;color:#182006!important}.action-panel{display:flex;align-items:center;gap:6px;background:var(--surface);padding:8px;border-radius:10px}.action-panel span{flex:1;font-size:13px}.result{display:flex;flex-direction:column;align-items:center;background:var(--surface);padding:12px;border-radius:10px}.result strong{color:var(--accent)}.result span,.computer-status{color:var(--muted);font-size:13px}.toast{background:#4a2320;color:#ffd7d2;border:1px solid #8d4943;padding:9px 12px;border-radius:9px;text-align:center;font-size:13px}.computer-status{text-align:center;padding:6px}.analysis-card{display:flex;flex-direction:column;gap:7px;padding:10px;background:var(--surface);border-radius:10px;font-size:13px}.analysis-card strong{color:#f0b65e}.analysis-card button{border:1px solid #3a4238;background:#151a14;border-radius:8px;padding:9px;text-align:left}.computer .player .clock{display:none}.message,.home{min-height:100vh;display:grid;place-content:center;text-align:center;padding:28px}.message h1,.home h1{margin:8px 0}.message p,.home p{color:var(--muted);margin:0}.brand-mark{width:72px;height:72px;display:grid;place-items:center;margin:auto;border-radius:20px;background:var(--accent);color:#172006;font:48px Georgia;transform:rotate(-3deg)}.home-card{margin-top:28px;background:var(--surface);padding:20px;border-radius:14px}.home-card h2{font-size:17px;margin:0 0 8px}.time-options{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:16px}.time-options button{border:1px solid #3b4438;background:#151a14;border-radius:12px;padding:15px 6px;display:flex;flex-direction:column;align-items:center}.time-options button:disabled{opacity:.45}.time-options strong{font-size:25px;color:var(--accent)}.time-options span{color:var(--muted);font-size:12px}.cancel-search{margin-top:14px;border:0;background:transparent;color:var(--danger);font-weight:700}.home-notice{margin-top:12px;padding:9px;border-radius:8px;background:#ffffff0b;color:var(--muted);font-size:13px}@media(max-height:680px){.player{min-height:46px}.avatar{width:34px;height:34px}.clock{font-size:20px;padding:7px}.game-shell{gap:3px}.actions button{padding:8px}}@media(prefers-color-scheme:light){:root{--muted: #65705f}body{background:var(--tg-theme-bg-color, #f4f6f1);color:var(--tg-theme-text-color, #192016)}.clock{color:#fff}}