:root{--bg:#eeeae2;--paper:#faf8f3;--ink:#292621;--muted:#82796e;--line:#ddd5c9;--wood:#d7a765;--accent:#a75d35;--green:#60795a;--danger:#9d403d}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:14px system-ui,"Microsoft YaHei",sans-serif}.shell{max-width:1440px;margin:auto;min-height:100vh;padding:0 28px 32px}header{height:72px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:10px}.brand i{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--ink);color:#efc377;font:normal 21px serif}.brand b,.brand small{display:block}.brand b{font-size:18px}.brand small{color:var(--muted);font-size:11px}.connection{color:var(--muted)}.connection.online{color:var(--green)}.card,.panel,.board-panel{background:var(--paper);border:1px solid var(--line);border-radius:12px}.lobby{max-width:520px;margin:9vh auto 0;padding:34px;display:grid;gap:18px}.lobby h1{font:600 28px serif;margin:0 0 8px}.lobby p{color:var(--muted);margin:0}.lobby label,.config label{display:grid;gap:7px;color:var(--muted);font-size:12px}input,select,button{font:inherit}input,select{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:7px;background:#fff;color:var(--ink);outline:none}input:focus,select:focus{border-color:var(--accent)}button{border:1px solid var(--line);border-radius:7px;background:#fff;color:var(--ink);padding:10px 13px;cursor:pointer}button:hover:not(:disabled){border-color:var(--accent)}button:disabled{opacity:.42;cursor:not-allowed}.primary{background:var(--accent);border-color:var(--accent);color:#fff}.danger{background:var(--danger);border-color:var(--danger);color:#fff}.ghost{background:transparent}.wide{width:100%}.join-row{display:grid;grid-template-columns:1fr auto;gap:9px}.create-config{display:grid;grid-template-columns:1fr auto 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small{display:block;overflow:hidden;text-overflow:ellipsis}.person small{color:var(--muted);font-size:10px;margin-top:2px}.tag{font-size:10px;color:var(--accent)}.config{border-top:1px solid var(--line);margin-top:18px;padding-top:12px;display:grid;gap:10px}.config h3,.spectators-panel h3{font-size:13px;margin:0 0 4px}.actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:20px}.actions #leaveBtn,.actions #restartBtn{grid-column:1/-1}.board-panel{padding:16px;min-width:0}.board-meta{display:flex;justify-content:space-between;padding:2px 4px 14px;color:var(--muted)}.board-meta b{color:var(--ink)}.board-box{position:relative;width:min(100%,760px);aspect-ratio:1;margin:auto;touch-action:none;box-shadow:0 12px 28px #65441d33}.board-box canvas{position:absolute;inset:0;width:100%;height:100%;display:block}.board-box #boardUI{cursor:crosshair}.board-tip{text-align:center;color:var(--muted);font-size:11px;padding-top:13px}.spectators-panel h3{display:flex;justify-content:space-between}.spectators-panel .person{grid-template-columns:1fr auto}.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,20px);background:#292621;color:#fff;padding:10px 18px;border-radius:8px;opacity:0;pointer-events:none;transition:.2s;z-index:20}.toast.show{opacity:1;transform:translate(-50%,0)}.modal{position:fixed;inset:0;background:#0006;display:grid;place-items:center;padding:20px;z-index:30}.dialog{width:min(390px,100%);background:var(--paper);border-radius:12px;padding:25px}.dialog h2{font-size:19px;margin:0}.dialog p{color:var(--muted);line-height:1.6}.dialog>div{display:flex;justify-content:flex-end;gap:8px}.hidden{display:none!important}@media(max-width:1000px){.room{grid-template-columns:220px minmax(390px,1fr)}.spectators-panel{grid-column:1/-1}.spectators-panel .people{grid-template-columns:repeat(3,1fr)}}@media(max-width:700px){.shell{padding:0 12px 22px}header{height:60px}.lobby{margin-top:5vh;padding:22px}.create-config{grid-template-columns:1fr}.check{padding:0}.room{display:flex;flex-direction:column;padding-top:12px}.board-panel{order:1;padding:8px}.room>.panel:first-child{order:2}.spectators-panel{order:3}.board-tip{padding:9px}.spectators-panel .people{grid-template-columns:1fr}.actions{grid-template-columns:repeat(3,1fr)}}