:root{--bg: #081210;--bg-vignette: #10201b;--panel: #0d1613;--panel-2: #121e19;--line: #223530;--line-soft: rgba(255, 255, 255, .06);--copper: #e0975a;--copper-2: #c97b40;--copper-ink: #221206;--red-piece: #d1462f;--red-piece-dark: #8f2d1c;--black-piece: #2b2b33;--black-piece-dark: #131317;--success: #6fcf97;--danger: #e2705a;--text: #eef2ee;--text-dim: #8fa39b;--font-display: "Bricolage Grotesque", "Segoe UI", system-ui, sans-serif;--font-body: "Plus Jakarta Sans", "Segoe UI", system-ui, sans-serif;--ease: cubic-bezier(.2, .8, .2, 1)}*{box-sizing:border-box}html,body{margin:0;padding:0;height:100%;background:radial-gradient(720px 440px at 50% -10%,var(--bg-vignette) 0%,transparent 62%),var(--bg);color:var(--text);font-family:var(--font-body);overflow-x:hidden;-webkit-font-smoothing:antialiased}#app{min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:16px}.app-header{display:flex;align-items:center;justify-content:space-between;width:100%;max-width:720px;margin-bottom:18px}.app-title{display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:700;font-size:1.35rem;letter-spacing:-.01em;color:var(--text)}.app-title .crown{font-size:1.35rem;color:var(--copper);filter:drop-shadow(0 0 8px rgba(224,151,90,.4))}.app-title .sub{font-family:var(--font-body);font-size:.64rem;color:var(--text-dim);font-weight:700;letter-spacing:1.4px;text-transform:uppercase}.icon-btn{background:var(--panel);border:1px solid var(--line);color:var(--copper);border-radius:12px;width:44px;height:44px;font-size:1.15rem;cursor:pointer;transition:transform .15s var(--ease),border-color .15s var(--ease),box-shadow .15s var(--ease)}.icon-btn:hover{border-color:var(--copper-2);box-shadow:0 0 0 1px #e0975a29,0 6px 20px #00000080;transform:translateY(-1px)}.icon-btn:active{transform:translateY(0) scale(.95)}.screen{width:100%;max-width:720px;display:flex;flex-direction:column;align-items:center;gap:18px;animation:fadeIn .35s var(--ease) both}@keyframes fadeIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.menu-card{background:linear-gradient(180deg,var(--panel-2) 0%,var(--panel) 100%);border:1px solid var(--line);border-radius:22px;padding:32px 26px;width:100%;max-width:440px;text-align:center;box-shadow:0 24px 60px #00000080}.menu-card h1{font-family:var(--font-display);margin:0 0 8px;font-size:1.9rem;font-weight:700;letter-spacing:-.01em;color:var(--text)}.menu-card p{color:var(--text-dim);margin:0 0 24px;line-height:1.55;font-size:.95rem}.big-button{display:block;width:100%;padding:17px 20px;margin-bottom:12px;border-radius:999px;border:none;font-family:var(--font-display);font-size:1.02rem;font-weight:700;letter-spacing:-.01em;cursor:pointer;transition:transform .12s var(--ease),box-shadow .12s var(--ease),filter .12s var(--ease),border-color .12s var(--ease)}.big-button:hover{transform:translateY(-2px)}.big-button:active{transform:translateY(0)}.big-button.primary{background:linear-gradient(180deg,#f0ab6c,var(--copper) 55%,var(--copper-2));color:var(--copper-ink);box-shadow:0 10px 30px #e0975a47,inset 0 1px #ffffff52}.big-button.primary:hover{filter:brightness(1.06);box-shadow:0 12px 36px #e0975a61,inset 0 1px #ffffff52}.big-button.secondary{background:var(--panel);color:var(--text);border:1px solid var(--line)}.big-button.secondary:hover{border-color:var(--copper-2);background:#142019}.big-button.secondary:disabled{opacity:.45;cursor:not-allowed;transform:none}.mode-note{font-size:.78rem;color:var(--text-dim);margin-top:-6px;margin-bottom:16px}.menu-card code{background:#ffffff0f;padding:2px 7px;border-radius:6px;font-size:.85rem;color:var(--copper)}.spinner{width:34px;height:34px;margin:6px auto 22px;border-radius:50%;border:3px solid rgba(224,151,90,.18);border-top-color:var(--copper);animation:spin .85s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.board-wrap{position:relative;width:min(92vw,560px);aspect-ratio:1 / 1;border-radius:18px;overflow:visible;box-shadow:0 24px 60px #0000008c,0 0 0 1px var(--line)}@keyframes boardFlip{0%{transform:rotate(0) scale(1)}50%{transform:rotate(180deg) scale(.92)}to{transform:rotate(360deg) scale(1)}}.board-flip{animation:boardFlip .6s var(--ease) both}canvas#board{width:100%;height:100%;border-radius:18px;display:block;touch-action:manipulation}.hud{display:flex;align-items:center;justify-content:space-between;width:100%;max-width:560px}.turn-indicator{display:flex;align-items:center;gap:10px;background:var(--panel);border:1px solid var(--line);border-radius:999px;padding:9px 18px;font-family:var(--font-display);font-weight:700;font-size:.92rem}.turn-dot{width:15px;height:15px;border-radius:50%;box-shadow:0 0 0 3px #ffffff0d;transition:background .2s ease}.turn-dot.red{background:radial-gradient(circle at 35% 30%,var(--red-piece),var(--red-piece-dark))}.turn-dot.black{background:radial-gradient(circle at 35% 30%,#4a4a54,var(--black-piece-dark))}.turn-timer{font-variant-numeric:tabular-nums;font-family:var(--font-body);font-weight:700;font-size:.82rem;color:var(--text-dim);padding-left:8px;border-left:1px solid var(--line)}.turn-timer--low{color:var(--danger);animation:pulse .9s ease-in-out infinite}.capture-banner{font-family:var(--font-display);font-size:.8rem;color:var(--copper);font-weight:700;min-height:1.2em;animation:pulse 1.1s ease-in-out infinite}@keyframes pulse{0%,to{opacity:.55}50%{opacity:1}}.controls-row{display:flex;gap:10px}.controls-row button{background:var(--panel);color:var(--text);border:1px solid var(--line);border-radius:999px;padding:9px 16px;font-family:var(--font-body);font-weight:700;font-size:.82rem;cursor:pointer;transition:border-color .15s var(--ease),background .15s var(--ease)}.controls-row button:hover{border-color:var(--copper-2);background:#142019}.seat-row{display:flex;align-items:center;gap:8px;width:100%;max-width:560px;padding:0 4px}.seat-row--far,.seat-row--near{justify-content:flex-start}.seat-dot{width:12px;height:12px;border-radius:50%;flex-shrink:0;box-shadow:0 0 0 2px #ffffff0d}.seat-dot.red{background:radial-gradient(circle at 35% 30%,var(--red-piece),var(--red-piece-dark))}.seat-dot.black{background:radial-gradient(circle at 35% 30%,#4a4a54,var(--black-piece-dark))}.seat-name{font-family:var(--font-display);font-weight:700;font-size:.9rem;color:var(--text)}.seat-you{font-size:.7rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--copper);background:#e0975a1f;border:1px solid rgba(224,151,90,.3);border-radius:999px;padding:3px 10px;margin-left:auto}.overlay{position:fixed;inset:0;background:#030806c7;backdrop-filter:blur(5px);display:flex;align-items:center;justify-content:center;z-index:50;animation:fadeIn .25s ease both}.game-over-card{background:linear-gradient(180deg,var(--panel-2),var(--panel));border:1px solid var(--line);border-radius:24px;padding:38px 32px;text-align:center;max-width:380px;width:90vw;box-shadow:0 30px 90px #0009;animation:pop .4s cubic-bezier(.2,1.4,.4,1) both}@keyframes pop{0%{transform:scale(.7);opacity:0}to{transform:scale(1);opacity:1}}.game-over-card .result-emoji{font-size:3rem;margin-bottom:8px}.game-over-card h2{font-family:var(--font-display);margin:0 0 10px;font-size:1.6rem;letter-spacing:-.01em}.game-over-card p{color:var(--text-dim);margin:0 0 24px}.game-over-card.win h2{color:var(--success)}.game-over-card.lose h2{color:var(--text)}.game-over-card.draw h2{color:var(--copper)}.settings-panel{background:linear-gradient(180deg,var(--panel-2),var(--panel));border:1px solid var(--line);border-radius:22px;padding:28px 24px;max-width:360px;width:90vw;animation:pop .3s cubic-bezier(.2,1.4,.4,1) both}.settings-panel h2{font-family:var(--font-display);margin:0 0 20px;font-size:1.2rem;color:var(--text)}.settings-row{display:flex;flex-direction:column;gap:8px;margin-bottom:20px}.settings-row .row-top{display:flex;align-items:center;justify-content:space-between}.settings-row label{font-weight:700;font-size:.92rem}.switch{position:relative;width:44px;height:24px;cursor:pointer}.switch input{opacity:0;width:0;height:0}.switch .track{position:absolute;inset:0;background:var(--line);border-radius:999px;transition:background .2s ease}.switch .thumb{position:absolute;top:3px;left:3px;width:18px;height:18px;background:var(--text);border-radius:50%;transition:transform .2s ease}.switch input:checked+.track{background:var(--success)}.switch input:checked+.track+.thumb{transform:translate(20px)}input[type=range]{width:100%;accent-color:var(--copper)}.close-settings{width:100%;margin-top:8px;padding:13px;border-radius:999px;border:none;font-family:var(--font-display);background:linear-gradient(180deg,#f0ab6c,var(--copper) 55%,var(--copper-2));color:var(--copper-ink);font-weight:700;cursor:pointer;box-shadow:0 8px 24px #e0975a42}.close-settings:hover{filter:brightness(1.05)}.chat-dock{width:100%;max-width:560px;display:flex;flex-direction:column;gap:10px;margin-top:4px}.chat-log{max-height:30vh;min-height:40px;overflow-y:auto;background:#00000038;border:1px solid var(--line);border-radius:14px;padding:10px 12px;display:flex;flex-direction:column;gap:6px;cursor:pointer;transition:max-height .2s var(--ease),border-color .2s var(--ease)}.chat-log--expanded{max-height:40vh}.chat-log:hover{border-color:#e0975a4d}@keyframes chatFlash{0%{box-shadow:0 0 0 2px #e0975a99}to{box-shadow:0 0 0 2px #e0975a00}}.chat-log--flash{animation:chatFlash 1s var(--ease) both}.chat-log__empty{font-size:.82rem;color:var(--text-dim);text-align:center;padding:6px 0}.chat-line{font-size:.86rem;line-height:1.4;display:flex;gap:6px;flex-wrap:wrap}.chat-line--mine .chat-who{color:var(--copper)}.chat-who{font-weight:800;color:var(--text-dim)}.chat-body{color:var(--text);word-break:break-word}.chat-strip-row{display:flex;align-items:center;gap:8px}.chat-emoji-row{flex:1;display:flex;flex-wrap:nowrap;overflow-x:auto;gap:6px;padding-bottom:2px;scrollbar-width:none}.chat-emoji-row::-webkit-scrollbar{display:none}.chat-emoji{flex:0 0 auto;background:var(--panel);border:1px solid var(--line);border-radius:999px;width:34px;height:34px;font-size:1rem;cursor:pointer;transition:border-color .15s var(--ease),transform .1s ease}.chat-emoji:hover{border-color:var(--copper-2);transform:translateY(-1px)}.chat-emoji:active{transform:translateY(0) scale(.94)}.chat-quick-row{display:flex;flex-wrap:nowrap;overflow-x:auto;gap:6px;scrollbar-width:none}.chat-quick-row::-webkit-scrollbar{display:none}.chat-quick{flex:0 0 auto;background:var(--panel);color:var(--text);border:1px solid var(--line);border-radius:999px;padding:7px 12px;font-size:.76rem;font-weight:700;cursor:pointer;white-space:nowrap;transition:border-color .15s var(--ease),background .15s var(--ease)}.chat-quick:hover{border-color:var(--copper-2);background:#142019}.chat-input-row{display:flex;gap:8px}.chat-input-row input{flex:1;min-width:0;background:#00000040;border:1px solid var(--line);border-radius:999px;padding:10px 16px;color:var(--text);font-family:var(--font-body);font-size:.88rem}.chat-input-row input:focus{outline:none;border-color:var(--copper-2)}.chat-send{background:linear-gradient(180deg,#f0ab6c,var(--copper) 55%,var(--copper-2));color:var(--copper-ink);border:none;border-radius:999px;padding:0 18px;font-weight:700;font-family:var(--font-display);cursor:pointer;flex-shrink:0}.chat-send:hover{filter:brightness(1.06)}.voice-btn{flex-shrink:0;width:40px;height:40px;border-radius:999px;border:1px solid rgba(224,151,90,.35);background:var(--panel);color:var(--copper);font-size:1rem;cursor:pointer;transition:border-color .15s var(--ease),background .15s var(--ease)}.voice-btn:hover{border-color:var(--copper)}.voice-btn:disabled{opacity:.6;cursor:wait}.voice-btn--active{background:#e0975a29;border-color:var(--copper)}.voice-note{margin:0;font-size:.72rem;line-height:1.45;color:var(--text-dim)}.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%);background:var(--panel);border:1px solid var(--danger);color:var(--text);padding:11px 20px;border-radius:999px;font-size:.85rem;z-index:60;animation:fadeIn .2s ease both}.footer-note{margin-top:auto;padding-top:20px;font-size:.7rem;color:#4a5c54;text-align:center}@media (max-width: 480px){.menu-card{padding:26px 18px}}