:root{--bg: #f4f1ea;--panel: #fff;--ink: #2b2b2b;--muted: #888;--accent: #2f6f4f;--dark-sq: #b58863;--light-sq: #f0d9b5;--line: #e2ddd2}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink)}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.topbar{display:flex;align-items:center;justify-content:space-between;padding:10px 20px;background:var(--panel);border-bottom:1px solid var(--line)}.brand{font-weight:700;font-size:18px}.topbar nav{display:flex;align-items:center;gap:16px}.hb-led{width:11px;height:11px;border-radius:50%;display:inline-block}.hb-ok{background:#2ecc71;box-shadow:0 0 0 2px #2ecc7140}.hb-warn{background:#f1c40f;box-shadow:0 0 0 2px #f1c40f40}.hb-down{background:#e74c3c;box-shadow:0 0 0 2px #e74c3c4d;animation:hb-pulse 1s ease-in-out infinite}.hb-offline{background:#c9c9c9}@keyframes hb-pulse{0%,to{opacity:1}50%{opacity:.4}}.conn-list{list-style:none;padding:0;margin:8px 0 0;display:flex;flex-direction:column;gap:4px}.conn-list li{display:flex;align-items:center;gap:8px}main{max-width:1000px;margin:0 auto;padding:20px}.page{display:flex;flex-direction:column;gap:24px}.muted{color:var(--muted)}.error{color:#b00020}.info{color:var(--accent)}.center-card{min-height:100vh;display:grid;place-items:center}.card{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:20px;display:flex;flex-direction:column;gap:12px;min-width:320px}.card h1{margin:0 0 8px;font-size:20px}label{display:flex;flex-direction:column;gap:4px;font-size:14px}input{padding:8px 10px;border:1px solid var(--line);border-radius:6px;font-size:14px}button{background:var(--accent);color:#fff;border:0;border-radius:6px;padding:8px 14px;font-size:14px;cursor:pointer}button:hover{filter:brightness(1.05)}button.danger{background:#b00020}button.secondary{background:#666}button.linklike{background:none;color:var(--accent);padding:2px 4px}button.linklike:hover{text-decoration:underline}button.linklike.danger-link{color:#b00020}.draw-offer-banner{background:#fff3cd;border:1px solid #ffc107;border-radius:6px;padding:10px 12px;font-weight:600;color:#7a5700}.list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:6px}.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:12px}.inline{display:inline-flex;gap:4px}.inline input{width:110px}.game-page{flex-direction:row;align-items:flex-start;gap:30px;flex-wrap:wrap}.board-col{display:flex;flex-direction:column;gap:8px}.board{border:3px solid #6b4a35;border-radius:4px;width:min(512px,calc(100vw - 260px));height:auto}.sq-dark{fill:var(--dark-sq)}.sq-light{fill:var(--light-sq)}.sq-sel{fill:#2f6f4f73;pointer-events:none}.sq-last{fill:#ffe60059;pointer-events:none}.hint{fill:#2f6f4f8c;pointer-events:none}.hint-next{fill:#2f6f4fe6;stroke:#fff;stroke-width:2}.sq-trace{fill:#ffb30066;pointer-events:none}.board-wrap{display:flex;flex-direction:column;gap:6px}.tabs{display:flex;flex-wrap:wrap;gap:4px;border-bottom:2px solid var(--line);margin-bottom:14px}.tab{background:none;border:none;padding:8px 12px;font-size:14px;cursor:pointer;color:var(--muted);border-bottom:2px solid transparent;margin-bottom:-2px;border-radius:0}.tab:hover{color:var(--ink)}.tab-active{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}.my-board-card{display:block;background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:14px 16px;max-width:420px;color:var(--ink)}.my-board-card.blink{animation:board-blink 1s ease-in-out infinite}@keyframes board-blink{0%,to{border-color:var(--accent);box-shadow:0 0 #2f6f4f59}50%{border-color:var(--accent);box-shadow:0 0 0 4px #2f6f4f2e}}.archive-list li{padding:3px 0}.spectate-bar{display:flex;align-items:center;gap:10px;margin-bottom:10px}.switch-label{display:inline-flex;align-items:center;gap:6px;font-size:14px;cursor:pointer}.round-archive{display:flex;flex-direction:column;gap:4px}.round-group{border:1px solid var(--line);border-radius:6px;background:var(--panel)}.round-group>summary{cursor:pointer;padding:8px 12px;font-weight:600;list-style-position:inside}.round-group[open]>summary{border-bottom:1px solid var(--line)}.round-group .archive-list{margin:0;padding:6px 12px}.arch-tag{display:inline-block;min-width:2.2em;margin-right:6px;padding:0 5px;font-size:11px;font-variant-numeric:tabular-nums;text-align:center;color:var(--muted);background:var(--line);border-radius:4px}.drag-piece{filter:drop-shadow(0 3px 4px rgba(0,0,0,.4))}.piece-w{fill:#f7f2e9;stroke:#b9b0a0;stroke-width:2}.piece-b{fill:#2b2b2b;stroke:#000;stroke-width:2}.king-ring{fill:none;stroke:#d4af37;stroke-width:3;pointer-events:none}.king-ring-w{stroke:#b58a00}.king-ring-b{stroke:#e9c84a}.player-bar{display:flex;align-items:center;gap:8px;padding:2px}.player-name{font-weight:600}.player-team{font-size:12px;color:var(--accent);background:#eef3ef;border:1px solid #d6e3da;border-radius:10px;padding:1px 8px}.piece-chip{width:16px;height:16px;border-radius:50%;display:inline-block;flex:0 0 auto}.piece-chip-w{background:#f7f2e9;border:2px solid #b9b0a0}.piece-chip-b{background:#2b2b2b;border:2px solid #000}.match-score-bar{display:flex;align-items:center;gap:10px;background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:6px 12px;font-size:14px}.match-score-bar .ms-team{font-weight:600}.match-score-bar .ms-score{font-variant-numeric:tabular-nums;font-weight:800;font-size:16px;color:var(--accent)}.match-score-bar .ms-board{margin-left:auto;font-size:12px}.side-col{min-width:200px;flex:1 1 220px}@media(max-width:720px){.game-page{gap:14px}.board{width:min(96vw,512px)}.side-col{min-width:0;width:100%;flex-basis:100%}.moves{max-height:240px}}.result-banner{font-weight:700;background:var(--accent);color:#fff;padding:8px 12px;border-radius:6px}.moves{max-height:360px;overflow:auto;font-family:monospace;font-size:13px}.move-row{display:flex;gap:6px;padding:1px 0}.move-num{flex:0 0 auto;min-width:2.4em;text-align:right;color:var(--muted)}.move-text{flex:1 1 auto}.moves-head{display:flex;align-items:center;justify-content:space-between;margin-top:8px}.replay-controls{display:flex;gap:6px;flex-wrap:wrap}.replay-controls button{min-width:40px;padding:6px 8px}.replay-move{cursor:pointer;border-radius:3px;padding:0 3px}.replay-move:hover{background:var(--line)}.replay-moves .current-ply{background:var(--accent);color:#fff}.replay-link{display:inline-block;background:var(--accent);color:#fff;padding:6px 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0}.board-score{font-variant-numeric:tabular-nums;font-weight:600}.board-games{display:inline-flex;gap:8px;margin-left:10px;font-size:12px}.standings th.rank-key{background:#e2efe8}td.rank-key{font-weight:700}.team-block{border-top:1px solid var(--line);padding-top:8px;margin-top:8px}.roster td{padding:4px 8px}.roster-list{margin:4px 0 8px;padding-left:22px}.roster-list li{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:2px 0}.sub-tag{margin-left:8px;font-size:11px;font-weight:600;color:#8a6d00;background:#fff3cd;border:1px solid #ffe08a;border-radius:8px;padding:0 6px}.lineup-row{display:inline-flex;align-items:center;gap:6px;flex-wrap:wrap}.lineup-row select{padding:2px 4px;border:1px solid var(--line);border-radius:4px;font-size:13px}.help{max-width:760px;line-height:1.55}.help section{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:16px 20px}.help h2{margin-top:0}.help h3{margin-bottom:4px}.help 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10px;font-size:13px}.settings-form{display:flex;flex-direction:column;gap:10px;border:1px solid var(--line);border-radius:8px;padding:14px;margin-bottom:14px;background:var(--bg)}.settings-form .inline-field{width:130px}.settings-form .check{flex-direction:row;align-items:center;gap:8px;font-size:14px}.settings-form .check input{width:auto}.mini-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px;margin-bottom:8px}.round-match{margin-bottom:20px}.round-match h3{margin:8px 0}.mini{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:8px;cursor:pointer;display:flex;flex-direction:column;gap:4px}.mini:hover{border-color:var(--accent)}.mini-head{display:flex;justify-content:space-between;font-weight:600;font-size:13px}.mini-result{color:var(--accent);font-weight:700}.mini-name{display:flex;align-items:center;gap:4px;font-size:13px}.mini-name .clock{margin-left:auto;padding:2px 6px;background:#e8e2d6}.mini-name 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td:first-child{color:#8b98b0;white-space:nowrap}button.small{padding:3px 8px;font-size:12px}.bye-banner{background:#274060;color:#fff;padding:10px 16px;text-align:center;display:flex;gap:12px;justify-content:center;align-items:center}.bye-banner .linklike{color:#cfe0ff}.perf{margin:20px 0}.perf-cards{display:flex;flex-wrap:wrap;gap:12px;margin:8px 0 4px}.perf-card{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:14px 16px;min-width:200px}.perf-card .perf-name{font-weight:650;color:var(--ink);margin-bottom:2px}.perf-card .perf-big{font-size:26px;font-weight:700;color:var(--accent);margin-bottom:8px}.perf-rows{display:grid;grid-template-columns:auto auto;gap:3px 14px;font-size:13px;color:var(--ink)}.perf-rows span:nth-child(odd){color:var(--muted)}.perf-rows span:nth-child(2n){text-align:right}.perf-players td,.perf-players th{text-align:center}.perf-players td:nth-child(2),.perf-players th:nth-child(2),.perf-players td:nth-child(3),.perf-players th:nth-child(3){text-align:left}.ct-wrap{overflow-x:auto}.crosstable{width:auto;min-width:100%}.crosstable th,.crosstable td{text-align:center;white-space:nowrap}.crosstable th:nth-child(2),.crosstable td.ct-name{text-align:left}.crosstable .ct-col{width:34px;color:var(--muted)}.crosstable .ct-cell{font-variant-numeric:tabular-nums}.crosstable .ct-diag{background:var(--line)}.crosstable td.ct-name{font-weight:600}.manage-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:8px}.manage-status{display:inline-flex;align-items:center;gap:10px}.manage-status button{padding:6px 12px;font-size:13px}.team-head{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}.team-head-actions{display:inline-flex;align-items:center;gap:8px}.team-head-actions select{padding:2px 6px;border:1px solid var(--line);border-radius:4px;font-size:13px}.roster-list .lineup-row select{padding:1px 5px;font-size:12px}