:root{--bg:#302e2b;--panel:#262522;--panel-2:#1f1e1b;--panel-3:#3c3a37;--line:#3f3d3a;--text:#ffffffe6;--muted:#a3a29f;--green:#81b64c;--green-dark:#45753c;--red:#fa412d;--board:min(calc(100vh - 150px), calc(100vw - 520px), 720px);--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;color:var(--text);background:var(--bg);font-family:Segoe UI,system-ui,-apple-system,Roboto,Helvetica Neue,Arial,sans-serif;font-size:15px}*{box-sizing:border-box}body{background:var(--bg);margin:0}button{font:inherit;color:inherit;background:var(--panel-3);cursor:pointer;border:none;border-radius:6px;padding:7px 12px;transition:background .12s}button:hover:not(:disabled){background:#4b4946}button:disabled{opacity:.45;cursor:default}button.primary{background:var(--green);color:#fff;box-shadow:inset 0 -3px 0 var(--green-dark);font-weight:700}button.primary:hover:not(:disabled){background:#a3d160}button.link{color:#8fc1ff;background:0 0;padding:0;text-decoration:underline}button.link:hover{background:0 0}.icon-btn{padding:4px 10px;font-size:18px;line-height:1}input,select,textarea{font:inherit;color:var(--text);background:var(--panel-2);border:1px solid var(--line);border-radius:6px;padding:8px 10px}input:focus,select:focus,textarea:focus{outline:2px solid var(--green);outline-offset:-1px}.muted{color:var(--muted)}.small{font-size:13px}.error{color:#ffb4a8;background:#4a1f1b;border-radius:6px;margin:8px 0;padding:8px 10px;font-size:14px}.app{flex-direction:column;min-height:100vh;display:flex}.topbar{background:var(--panel-2);justify-content:space-between;align-items:center;padding:8px 18px;display:flex;position:relative}.brand{font-size:17px;font-weight:700}.logo{color:var(--green);font-size:22px}.topbar-actions{gap:8px;display:flex}.backdrop{z-index:40;position:fixed;inset:0}.settings-pop{z-index:50;background:var(--panel);border:1px solid var(--line);border-radius:8px;flex-direction:column;gap:12px;width:300px;padding:14px;display:flex;position:absolute;top:52px;right:18px;box-shadow:0 10px 30px #0008}.settings-pop label{color:var(--muted);flex-direction:column;gap:4px;font-size:13px;display:flex}.settings-pop label.check{color:var(--text);flex-direction:row;align-items:center;gap:8px}.layout{flex:1;justify-content:center;align-items:flex-start;gap:18px;padding:16px;display:flex}.board-area{align-items:stretch;gap:8px;display:flex}.board-col{width:var(--board);flex-direction:column;gap:6px;display:flex}.board-wrap{aspect-ratio:1;border-radius:3px;width:100%;position:relative}.board-badge{aspect-ratio:1;pointer-events:none;z-index:30;filter:drop-shadow(0 1px 2px #0009);width:5.6%;animation:.18s ease-out pop;position:absolute}.board-badge svg{width:100%;height:100%;display:block}@keyframes pop{0%{opacity:0;transform:scale(.4)}}.eval-bar{background:#403d39;border-radius:3px;width:26px;margin:46px 0;position:relative;overflow:hidden}.eval-fill{background:#fff;transition:height .35s;position:absolute;bottom:0;left:0;right:0}.eval-bar.flipped .eval-fill{top:0;bottom:auto}.eval-label{text-align:center;font-size:10px;font-weight:700;position:absolute;left:0;right:0}.eval-label.top{top:4px}.eval-label.bottom{bottom:4px}.eval-label.white{color:#403d39}.eval-label.black{color:#fff}.player-bar{align-items:center;gap:10px;height:40px;display:flex}.avatar{border-radius:4px;flex-shrink:0;place-items:center;width:36px;height:36px;font-size:24px;display:grid}.avatar.white{color:#312e2b;background:#e8e6e1}.avatar.black{color:#fff;background:#555250}.player-info{flex:1;min-width:0}.player-name{white-space:nowrap;text-overflow:ellipsis;font-size:14px;font-weight:700;overflow:hidden}.captured{letter-spacing:-2px;min-height:14px;font-size:14px;line-height:1}.captured.of-white{color:#e8e6e1}.captured.of-black{color:#8b8987}.advantage{letter-spacing:0;color:var(--muted);margin-left:4px;font-size:12px}.clock{font-variant-numeric:tabular-nums;text-align:right;opacity:.55;border-radius:4px;min-width:82px;padding:4px 10px;font-size:18px;font-weight:700}.clock.white{color:#262421;background:#e8e6e1}.clock.black{color:#fff;background:#262421}.clock.active{opacity:1}.panel{width:440px;height:calc(var(--board) + 92px);background:var(--panel);border-radius:8px;flex-direction:column;gap:10px;min-height:560px;padding:12px;display:flex;overflow:hidden}.game-head .game-title{font-size:16px;font-weight:700}.result{background:var(--panel-3);border-radius:4px;margin-left:8px;padding:1px 6px;font-size:13px}.tabs{border-bottom:1px solid var(--line);flex-shrink:0;gap:4px;display:flex}.tabs button{color:var(--muted);background:0 0;border-bottom:3px solid #0000;border-radius:6px 6px 0 0;padding:8px 14px;font-weight:600}.tabs button.active{color:var(--text);border-bottom-color:var(--green)}.tab-body{min-height:0;overflow-y:auto}.tab-body.grow{flex:1}.progress-text{justify-content:space-between;align-items:center;margin-bottom:4px;font-size:13px;display:flex}.progress-bar{background:var(--panel-2);border-radius:3px;height:6px;overflow:hidden}.progress-bar div{background:var(--green);height:100%;transition:width .2s}.eval-graph{cursor:pointer;border-radius:6px;flex-shrink:0;position:relative;overflow:hidden}.eval-graph svg{display:block}.graph-bg{fill:#403d39}.graph-area{fill:#fff}.graph-mid{stroke:#8b898680;stroke-width:1px}.graph-cursor{stroke:var(--green);stroke-width:2px}.graph-hover{stroke:#8b8986;stroke-width:1px}.graph-tip{white-space:nowrap;pointer-events:none;background:#1f1e1bee;border-radius:4px;padding:2px 8px;font-size:12px;position:absolute;top:4px;transform:translate(-50%)}.coach{background:var(--panel-2);border-left:4px solid var(--panel-3);border-radius:6px;flex-shrink:0;min-height:70px;padding:10px 12px}.coach-head{align-items:center;gap:10px;display:flex}.coach-title{flex:1;font-size:16px;font-weight:700}.coach-eval{font-variant-numeric:tabular-nums;background:var(--panel-3);border-radius:4px;padding:2px 8px;font-size:13px;font-weight:700}.coach-text{margin-top:6px;font-size:14px;line-height:1.4}.coach.explore{border-left-color:#3692e7}.explore-line{flex-wrap:wrap;gap:2px;margin-top:6px;display:flex}.summary{padding:8px 2px}.acc-row{grid-template-columns:1fr auto 1fr;align-items:end;gap:10px;display:grid}.acc-player{flex-direction:column;align-items:center;gap:6px;min-width:0;display:flex}.acc-name{text-overflow:ellipsis;white-space:nowrap;max-width:100%;font-size:13px;font-weight:600;overflow:hidden}.acc-title{color:var(--muted);padding-bottom:12px;font-size:14px}.acc-box{text-align:center;border-radius:6px;width:100%;max-width:120px;padding:6px 0;font-size:26px;font-weight:800}.acc-box.white{color:#312e2b;background:#fff}.acc-box.black{color:#fff;background:#403d39}.acc-ref{text-align:center;margin-top:6px}.class-table{border-collapse:collapse;width:100%;margin-top:14px}.class-table td{padding:3px 4px}.ct-label{font-size:14px;font-weight:700}.ct-icon{text-align:center;width:32px}.ct-icon svg{vertical-align:middle}.ct-count{text-align:center;width:54px}.ct-count button{width:100%;color:var(--muted);background:0 0;padding:2px;font-size:15px;font-weight:800}.ct-count button:hover:not(:disabled){background:var(--panel-3)}.ct-count button:disabled{opacity:.35}.engine-lines{background:var(--panel-2);border-radius:6px;margin:8px 0;padding:8px}.engine-head{justify-content:space-between;margin-bottom:4px;font-size:12px;font-weight:600;display:flex}.engine-line{text-align:left;background:0 0;align-items:baseline;gap:8px;width:100%;padding:4px;font-size:13px;display:flex}.score-chip{text-align:center;font-variant-numeric:tabular-nums;border-radius:3px;flex-shrink:0;min-width:52px;padding:1px 4px;font-weight:800}.score-chip.white{color:#312e2b;background:#fff}.score-chip.black{color:#fff;background:#403d39}.pv{white-space:nowrap;text-overflow:ellipsis;color:#d8d7d5;overflow:hidden}.tab-body.moves{flex-direction:column;display:flex;overflow:hidden}.engine-lines{flex-shrink:0}.move-list{flex:1;min-height:0;font-size:14px;position:relative;overflow-y:auto}.move-row{grid-template-columns:42px 1fr 1fr;align-items:center;display:grid}.move-row:nth-child(odd){background:#2b2a27}.move-num{color:var(--muted);padding-left:8px}.move{text-align:left;background:0 0;align-items:center;gap:5px;min-height:26px;margin:1px 2px;padding:3px 6px;font-weight:600;display:flex}.move.active{background:#4b4946;box-shadow:inset 0 -2px #ffffff60}.move.empty{pointer-events:none}.nav{flex-shrink:0;gap:6px;display:flex}.nav button{flex:1;padding:8px 0;font-size:18px}.import-panel{flex-direction:column;flex:1;min-height:0;display:flex}.import-panel .tab-body{flex:1;padding-top:12px}.search-row{gap:8px;display:flex}.search-row input{flex:1;min-width:0}.hint{margin:8px 0}.archive-row{gap:8px;margin:10px 0;display:flex}.archive-row select{flex:1}.game-list{flex-direction:column;gap:6px;margin-top:8px;display:flex}.game-item{text-align:left;background:var(--panel-2);border-left:4px solid #0000;justify-content:space-between;align-items:center;gap:10px;width:100%;padding:8px 10px;font-size:14px;display:flex}.game-item.win{border-left-color:var(--green)}.game-item.loss{border-left-color:var(--red)}.game-item.draw{border-left-color:#8b8987}.gi-players{flex-direction:column;gap:3px;min-width:0;display:flex}.gi-players div{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.gi-win{color:var(--green);margin-left:6px;font-weight:800}.sq{border-radius:2px;width:10px;height:10px;margin-right:4px;display:inline-block}.sq.white{background:#e8e6e1}.sq.black{background:#000;border:1px solid #666}.gi-meta{flex-direction:column;flex-shrink:0;align-items:flex-end;gap:2px;font-size:12px;display:flex}.gi-result{font-weight:700}.gi-result.win{color:var(--green)}.gi-result.loss{color:#ff7769}.recent-item{align-items:stretch;gap:4px;display:flex}.recent-item .game-item{flex:1}.pgn-import textarea{resize:vertical;width:100%;min-height:260px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px}.pgn-actions{flex-wrap:wrap;gap:8px;margin-top:8px;display:flex}@media (width<=1000px){:root{--board:min(calc(100vw - 58px), 640px)}.layout{flex-direction:column;align-items:center;padding:10px 12px}.panel{width:min(100%, calc(var(--board) + 34px));height:auto;min-height:0}.tab-body.grow{max-height:60vh}.tab-body.moves{height:60vh}}@media (width<=560px){.topbar{padding:8px 12px}.brand{font-size:15px}.brand-sub{display:none}.topbar-actions button{padding:6px 10px;font-size:14px}.panel{padding:10px}.settings-pop{width:calc(100vw - 24px);right:12px}}