: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}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}.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}.board-col{display:flex;flex-direction:column;gap:8px}.board{border:3px solid #6b4a35;border-radius:4px;width:min(80vw,512px);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}.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}.side-col{min-width:200px}.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}.clock{display:flex;justify-content:space-between;align-items:center;background:#e8e2d6;padding:8px 14px;border-radius:6px;font-variant-numeric:tabular-nums}.clock-active{background:#2f6f4f;color:#fff}.clock-flag{background:#b00020;color:#fff}.clock-time{font-size:24px;font-weight:700}table{border-collapse:collapse;width:100%;background:var(--panel)}.standings th,.standings td{border:1px solid var(--line);padding:6px 10px;text-align:left}.standings th{background:#efeadf}.round{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:12px}.match{padding:8px 0;border-top:1px solid var(--line)}.match-head{font-weight:600;margin-bottom:4px}.boards{list-style:none;padding:0;margin:0}.boards li{display:flex;justify-content:space-between;padding:2px 0}.board-score{font-variant-numeric:tabular-nums;font-weight:600}.team-block{border-top:1px solid var(--line);padding-top:8px;margin-top:8px}.roster td{padding:4px 8px}.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 code{background:#efeadf;padding:1px 5px;border-radius:4px;font-size:13px}.start-btn{margin-left:10px;padding:2px 10px;font-size:12px;font-weight:600;vertical-align:middle}.pdn-link{margin-left:12px;font-size:12px;font-weight:600;color:var(--accent);white-space:nowrap}.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 .clock-time{font-size:14px}.mini-name .clock-label{display:none}.mini .board{width:100%;height:auto;border-width:2px}.mini-placeholder{aspect-ratio:1;display:grid;place-items:center;color:var(--muted);background:var(--bg);border-radius:4px}.dot{display:inline-block;width:9px;height:9px;border-radius:50%;margin:0 4px 0 2px;vertical-align:middle}.dot-on{background:#2ecc71;box-shadow:0 0 0 2px #2ecc7140}.dot-off{background:#c9c9c9}.countdown{display:flex;flex-direction:column;align-items:center;gap:4px;background:#2f6f4f;color:#fff;padding:12px;border-radius:8px;font-weight:600;text-align:center}.countdown-num{font-size:44px;font-weight:800;line-height:1}.countdown-inline{margin-left:10px;background:#2f6f4f;color:#fff;padding:2px 8px;border-radius:10px;font-size:13px;font-weight:600}