:root{--bg:#14171d;--panel:#1d2129;--panel2:#252a34;--line:#323846;--text:#e6e8ec;--muted:#8b93a3;--accent:#3fa7ff;--green:#35c16b;--red:#ff5a5a;--yellow:#ffd500;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;color:var(--text);background:var(--bg);font-family:system-ui,PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}body{margin:0}h2,h3{margin:.4em 0}h3{font-size:15px}code{font-family:ui-monospace,Consolas,monospace;font-size:14px}code.block{background:var(--panel2);word-break:break-word;border-radius:6px;padding:8px 10px;display:block}button,.button,select,input:not([type]),input[type=text]{font:inherit;color:var(--text);background:var(--panel2);border:1px solid var(--line);border-radius:6px;padding:6px 12px}button,.button{cursor:pointer}button:hover:not(:disabled),.button:hover{border-color:var(--accent)}button:disabled{opacity:.45;cursor:default}button.on{background:var(--accent);border-color:var(--accent);color:#fff}button.small{padding:3px 10px;font-size:13px}button.tiny{padding:0 6px;font-size:12px}button.ghost{background:0 0;border:none}input:not([type]){width:100%}label{align-items:center;gap:6px;display:inline-flex}.app header{padding:calc(10px + env(safe-area-inset-top)) calc(20px + env(safe-area-inset-right)) 10px calc(20px + env(safe-area-inset-left));background:var(--panel);border-bottom:1px solid var(--line);z-index:10;flex-wrap:wrap;align-items:center;gap:24px;display:flex;position:sticky;top:0}.logo{font-size:18px;font-weight:700}nav{flex-wrap:wrap;gap:4px;display:flex}.header-actions{gap:8px;margin-left:auto;display:flex}.header-actions:empty{display:none}@media (max-width:860px){.app header{padding-left:calc(10px + env(safe-area-inset-left));padding-right:calc(10px + env(safe-area-inset-right));gap:8px}nav button{padding:6px 9px}.page{padding:12px 10px calc(40px + env(safe-area-inset-bottom))}}nav button{background:0 0;border:none;padding:8px 14px}nav button.on{background:var(--panel2);color:var(--accent)}.page{flex-direction:column;gap:12px;max-width:1200px;margin:0 auto;padding:16px 20px 40px;display:flex}.card{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:14px}.card.empty{text-align:center;color:var(--muted);padding:40px}.toolbar,.row{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.row.between{justify-content:space-between}.row.center,.center{text-align:center;justify-content:center}.wrap{flex-wrap:wrap}.checks{flex-wrap:wrap;align-items:center;gap:14px;display:flex}.muted{color:var(--muted);font-size:13px}.error{color:var(--red);margin-top:6px;font-size:13px}.field{color:var(--muted);flex-direction:column;align-items:stretch;gap:4px;margin-top:10px;font-size:13px;display:flex}.seg{border:1px solid var(--line);border-radius:7px;display:inline-flex;overflow:hidden}.seg button{border:none;border-right:1px solid var(--line);border-radius:0}.seg button:last-child{border-right:none}.count{opacity:.7;font-size:12px}.seg .m-new.on{background:#5b6272}.seg .m-learning.on{background:#c98a12}.seg .m-known.on{background:var(--green)}.lib-body{align-items:flex-start;gap:14px;display:flex}.case-grid{flex:1;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;display:grid}.case-card{background:var(--panel);border:1px solid var(--line);border-radius:10px;flex-direction:column;align-items:center;gap:4px;padding:10px 8px;display:flex;position:relative}.case-card.sel{border-color:var(--accent)}.case-name{font-weight:600}.case-alg{color:var(--muted);text-align:center;font-family:ui-monospace,Consolas,monospace;font-size:11.5px;line-height:1.35}.badge{border-radius:8px;padding:1px 6px;font-size:11px;position:absolute;top:6px;right:6px}.badge.m-new{display:none}.badge.m-learning{color:#fff;background:#c98a12}.badge.m-known{background:var(--green);color:#fff}.case-detail{flex-direction:column;flex-shrink:0;gap:8px;width:400px;max-height:calc(100vh - 90px);display:flex;position:sticky;top:70px;overflow:auto}.detail-head{justify-content:space-between;align-items:center;display:flex}.alg-list{flex-direction:column;gap:6px;margin:0;padding:0;list-style:none;display:flex}.alg-list li{background:var(--panel2);border-radius:6px;justify-content:space-between;align-items:center;gap:8px;padding:6px 8px;display:flex}.alg-list li.chosen{outline:1px solid var(--green)}.diagram{display:block}.player3d{flex-direction:column;gap:8px;width:100%;display:flex}.player-canvas{cursor:grab;touch-action:none;background:radial-gradient(at 50% 40%,#2b3140 0%,#1a1e26 65%,#15181e 100%);border-radius:10px;width:100%;overflow:hidden}.player-canvas:active{cursor:grabbing}.player-canvas canvas{display:block}.player-moves{flex-wrap:wrap;justify-content:center;gap:2px;font-family:ui-monospace,Consolas,monospace;display:flex}.player-moves .mv{color:var(--muted);background:0 0;border:1px solid #0000;border-radius:4px;padding:1px 5px;font-size:14px}.player-moves .mv.done{color:var(--text)}.player-moves .mv.next{border-color:var(--accent);color:var(--accent)}.player-controls{justify-content:center;align-items:center;gap:6px;display:flex}.player-controls button{width:36px;height:32px;padding:0;font-size:13px}.player-controls button.play{background:var(--accent);border-color:var(--accent);color:#fff;width:46px}.player-controls input[type=range]{min-width:60px;max-width:220px;accent-color:var(--accent);flex:1}.scramble{word-spacing:4px;font-family:ui-monospace,Consolas,monospace;font-size:18px;line-height:1.6}.scramble.big{text-align:center;font-size:22px}.scramble-card{flex-direction:column;align-items:center;gap:8px;display:flex}.timer-face{text-align:center;-webkit-user-select:none;user-select:none;touch-action:none;font-variant-numeric:tabular-nums;padding:24px 0;font-family:ui-monospace,Consolas,monospace;font-size:72px}.timer-face.huge{font-size:120px}.phase-holding{color:var(--red)}.phase-ready{color:var(--green)}.phase-inspecting{color:var(--yellow)}.timer-layout{align-items:flex-start;gap:16px;display:flex}.timer-center{flex-direction:column;flex:1;gap:12px;display:flex}.side{flex-direction:column;gap:12px;width:280px;display:flex}.stat-row{flex-wrap:wrap;justify-content:center;gap:12px;display:flex}.stat{background:var(--panel);border:1px solid var(--line);text-align:center;border-radius:8px;min-width:100px;padding:8px 16px}.stat .v{font-family:ui-monospace,Consolas,monospace;font-size:22px}.solves ol{max-height:420px;margin:0;padding-left:36px;font-size:14px;overflow:auto}.solves li{padding:2px 0}.solves li .t{width:80px;font-family:ui-monospace,Consolas,monospace;display:inline-block}.solves li button{opacity:.5;margin-left:4px}.solves li:hover button{opacity:1}.manual{gap:8px;padding:30px 0;display:flex}.trainer-main{flex-direction:column;gap:10px;display:flex}.trainer-row{grid-template-columns:1fr 1fr;gap:12px;display:grid}.stats-table{border-collapse:collapse;width:100%;font-size:14px}.stats-table th,.stats-table td{border-bottom:1px solid var(--line);text-align:left;padding:5px 10px}.stats-table td:not(.scr):not(.muted){font-family:ui-monospace,Consolas,monospace}.stats-table .scr{color:var(--muted);font-family:ui-monospace,Consolas,monospace;font-size:12px}.chart{width:100%;height:auto}.chart .grid{stroke:var(--line);stroke-width:1px}.chart .axis,.chart .legend text{fill:var(--muted);font-size:11px}.chart .pt{fill:#8b93a3}.chart .dnf{fill:var(--red);font-size:11px}.chart .l5{fill:none;stroke:var(--accent);stroke-width:2px}.chart .l12{fill:none;stroke:var(--yellow);stroke-width:2px}.histogram{flex-direction:column;gap:3px;display:flex}.bar-row{grid-template-columns:80px 1fr 40px;align-items:center;gap:8px;font-size:13px;display:grid}.bar-row .bar{background:var(--accent);border-radius:3px;min-width:2px;height:14px}.bar-row .label{text-align:right;color:var(--muted)}@media (max-width:860px){.lib-body,.timer-layout{flex-direction:column}.case-detail,.side{width:100%;max-height:none;position:static}.trainer-row{grid-template-columns:1fr}.timer-face.huge{font-size:80px}}