:root{--bg:#0f1115;--panel:#171a21;--card:#1e222b;--line:#2b303c;--text:#e8eaf0;--mut:#8b93a5;--acc:#4f8cff;--ok:#3ecf8e;--warn:#f5a524;--bad:#ef5b5b}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text);font:15px/1.4 Segoe UI,system-ui,sans-serif}body.proj{background:#000;overflow:hidden}.projector{object-fit:contain;cursor:none;background:#000;width:100vw;height:100vh;display:block}.boot{color:var(--mut);padding:40px}.app{height:100%;display:flex}aside{background:var(--panel);border-right:1px solid var(--line);flex-direction:column;flex-shrink:0;gap:6px;width:210px;padding:14px;display:flex}.logo{padding:4px 6px 10px;font-size:20px;font-weight:700}main{flex:1;overflow:auto}.page{flex-direction:column;gap:12px;max-width:1400px;padding:20px 26px 60px;display:flex}h1{margin:0;font-size:22px}h2{color:var(--mut);margin:14px 0 0;font-size:16px;font-weight:600}.grow{flex:1;min-width:0}.bar{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.bar.small{margin-bottom:4px}.row{flex-wrap:wrap;align-items:flex-end;gap:10px;display:flex}.row.tight{align-items:center;gap:6px}.row.center{justify-content:center;margin:12px 0 6px}.stack{flex-direction:column;gap:8px;margin:14px 0;display:flex}.btn{background:var(--card);color:var(--text);border:1px solid var(--line);font:inherit;cursor:pointer;border-radius:8px;justify-content:center;align-items:center;gap:6px;padding:9px 14px;transition:background .12s,border-color .12s;display:inline-flex}.btn:hover:not(:disabled){border-color:var(--acc)}.btn:disabled{opacity:.4;cursor:default}.btn.primary{background:var(--acc);border-color:var(--acc);color:#fff;font-weight:600}.btn.danger{color:var(--bad)}.btn.on{background:var(--warn);border-color:var(--warn);color:#111}.btn.sm{padding:5px 10px;font-size:13px}.btn.big{padding:14px 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minmax(260px,1fr)}.col{flex-direction:column;gap:10px;min-width:0;display:flex}.slide{border:1px solid var(--line);background:#000;border-radius:8px;width:100%;height:auto;display:block}.slide.dim{opacity:.25}.now{grid-template-columns:minmax(0,2fr) minmax(0,1fr);align-items:start;gap:14px;display:grid}.endbox{aspect-ratio:16/9;border:1px dashed var(--line);color:var(--mut);border-radius:8px;place-items:center;display:grid}.ctrl{flex-wrap:wrap;gap:8px;display:flex}.thumbs{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;max-height:78vh;padding:3px;display:grid;overflow:auto}.thumb{cursor:pointer;color:var(--mut);border:2px solid #0000;border-radius:10px;padding:3px;font-size:12px}.thumb.cur{border-color:var(--acc);color:var(--text)}.slist{flex-direction:column;gap:12px;display:flex}.scard{background:var(--panel);border:1px solid var(--line);border-radius:10px;grid-template-columns:200px 1fr;gap:10px;padding:10px;display:grid}.sedit{flex-direction:column;gap:6px;display:flex}.num{color:var(--mut);font-weight:700}.list{flex-direction:column;gap:8px;display:flex}.song{background:var(--panel);border:1px solid var(--line);border-radius:10px}.song.open{border-color:var(--acc)}.song .head{cursor:pointer;align-items:center;gap:10px;padding:10px 12px;display:flex}.song small{color:var(--mut);display:block}.star{color:var(--mut);cursor:pointer;background:0 0;border:0;font-size:22px}.star.on{color:var(--warn)}.detail{padding:0 14px 12px}.detail pre{white-space:pre-wrap;font:inherit;color:var(--mut);max-height:260px;margin:0 0 10px;overflow:auto}.rowbtn{background:var(--panel);border:1px solid var(--line);color:var(--text);cursor:pointer;font:inherit;border-radius:8px;justify-content:space-between;padding:10px 12px;display:flex}.rowbtn:hover{border-color:var(--acc)}.presets{flex-wrap:wrap;gap:6px;display:flex}.steps{color:var(--mut);margin:0;padding-left:20px}.steps li{margin-bottom:6px}.modal{z-index:10;background:#0009;place-items:center;display:grid;position:fixed;inset:0}.dialog{background:var(--panel);border:1px solid var(--line);border-radius:14px;flex-direction:column;gap:6px;width:min(460px,92vw);padding:22px;display:flex}.dialog h2{color:var(--text);margin:0 0 8px}.toast{border:1px solid var(--acc);z-index:20;background:#2a3142;border-radius:10px;max-width:90vw;padding:12px 18px;position:fixed;bottom:22px;left:50%;transform:translate(-50%)}@media (width<=900px){.app{flex-direction:column}aside{flex-flow:wrap;align-items:center;width:auto}.cols,.cols.present,.scard{grid-template-columns:1fr}}.dialog.wide{width:min(640px,94vw);max-height:90vh}.importlist{flex-direction:column;gap:8px;max-height:50vh;display:flex;overflow:auto}.importrow{align-items:flex-start;gap:10px;display:flex}.importrow small{color:var(--mut)}