:root{color:#f4f6fb;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;--tg-bg:#111827;--tg-text:#f4f6fb;--tg-button:#5b8cff;--surface:#1c2739;--surface-border:#ffffff1c;--muted:#aab6ca;--accent:#69a0ff;background:#111827;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}:root[data-theme=light]{color:#182338;--tg-bg:#f3f6fc;--tg-text:#182338;--tg-button:#2465d5;--surface:#fff;--surface-border:#1326461a;--muted:#596881;--accent:#2465d5;background:#f3f6fc}*{box-sizing:border-box}body{background:var(--tg-bg);min-width:320px;min-height:100vh;color:var(--tg-text);margin:0}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}button:focus-visible,input:focus-visible{outline-offset:3px;outline:3px solid #f5c15d}.app-shell{width:min(100%,760px);padding:calc(20px + env(safe-area-inset-top)) 18px calc(40px + env(safe-area-inset-bottom));margin:0 auto}.topbar,.room-heading,.room-meta,.players,.join-form{justify-content:space-between;align-items:center;gap:14px;display:flex}.topbar{min-height:48px;margin-bottom:26px}.brand{letter-spacing:-.04em;align-items:center;gap:10px;font-size:18px;font-weight:800;display:flex}.brand b{color:var(--accent)}.brand-icon{color:#fff;background:linear-gradient(145deg,#6aa3ff,#7356d9);border-radius:12px;place-items:center;width:36px;height:36px;display:grid}.user-name{text-overflow:ellipsis;white-space:nowrap;max-width:45%;color:var(--muted);font-size:13px;overflow:hidden}h1,h2,p{margin-top:0}h1{letter-spacing:-.05em;font-size:clamp(28px,6vw,43px);line-height:1.08}h2{letter-spacing:-.035em;font-size:23px;line-height:1.18}p{line-height:1.5}.eyebrow{color:var(--accent);letter-spacing:.11em;text-transform:uppercase;margin-bottom:10px;font-size:11px;font-weight:800}.muted{color:var(--muted)}.hero{padding:17px 3px 22px}.hero 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16px;animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.room-heading{margin-bottom:15px}.back-link{color:var(--accent);background:0 0;border:0;padding:8px 0;font-weight:700}.connection{color:var(--muted);align-items:center;gap:6px;font-size:12px;display:flex}.connection-dot{background:#e8b95a;border-radius:50%;width:7px;height:7px}.connection.connected .connection-dot{background:#43d794}.room-meta{align-items:flex-start}.room-meta h1{margin:0 0 20px;font-size:clamp(25px,5vw,34px)}.players{flex-wrap:wrap;justify-content:flex-start}.player-pill{border:1px solid var(--surface-border);color:var(--muted);border-radius:13px;align-items:center;gap:8px;padding:7px 11px 7px 7px;font-size:14px;display:flex}.player-pill.active{border-color:var(--accent);color:var(--tg-text)}.player-pill small{font-size:11px}.player-mark{width:28px;height:28px;color:var(--accent);background:#69a0ff38;border-radius:8px;place-items:center;font-weight:900;display:grid}.room-status{text-align:center;min-height:24px;margin:22px 0 16px;font-weight:700}.board{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;width:min(100%,390px);margin:0 auto;display:grid}.board-cell{aspect-ratio:1;border:1px solid var(--surface-border);color:var(--tg-text);background:#8aa9d914;border-radius:16px;font-size:clamp(44px,10vw,72px);font-weight:800;line-height:1}.board-cell:not(:disabled):hover{background:#69a0ff2b}.board-cell.mark-x{color:#85b0ff}.board-cell.mark-o{color:#ffc178}:root[data-theme=light] .board-cell.mark-x{color:#245ac7}:root[data-theme=light] .board-cell.mark-o{color:#9b4d0b}.board-hint{color:var(--muted);text-align:center;margin:14px 0 0;font-size:13px}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@media (width<=560px){.app-shell{padding-inline:14px}.game-card{grid-template-columns:76px 1fr;column-gap:13px;padding:16px}.game-art{width:76px;height:76px}.mode-buttons{grid-column:1/-1;margin-top:10px}.mode-buttons .button{flex:100%}.room-card{padding:16px}.room-meta{gap:8px}.room-meta .button{white-space:nowrap}.board{gap:6px}.board-cell{border-radius:12px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}}