:root{--bg:#fff;--surface:#f5f6f8;--fg:#15171c;--muted:#6b7280;--border:#e6e8eb;--accent:#2563eb;--weak:#eaf0fe;--on-accent:#fff}[data-theme=dark]{--bg:#0f1216;--surface:#171b21;--fg:#e8eaee;--muted:#99a1ad;--border:#272c34;--accent:#6ea8ff;--weak:#1a2640;--on-accent:#0f1216}@media (prefers-color-scheme:dark){:root:not([data-theme]){--bg:#0f1216;--surface:#171b21;--fg:#e8eaee;--muted:#99a1ad;--border:#272c34;--accent:#6ea8ff;--weak:#1a2640;--on-accent:#0f1216}}*{box-sizing:border-box}html{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark}@media (prefers-color-scheme:dark){html{--lightningcss-light: ;--lightningcss-dark:initial}}body{background:var(--bg);color:var(--fg);-webkit-tap-highlight-color:transparent;margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;cursor:pointer}.topbar{z-index:20;background:color-mix(in srgb, var(--bg) 88%, transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:12px;padding:12px 16px;display:flex;position:sticky;top:0}.brand{align-items:center;gap:8px;font-size:17px;font-weight:600;display:inline-flex}.brand .dot{color:var(--accent)}.container{max-width:640px;margin:0 auto;padding:16px}.with-nav{padding-bottom:80px}.muted{color:var(--muted)}.iconbtn{border:1px solid var(--border);background:var(--bg);width:38px;height:38px;color:var(--fg);border-radius:10px;justify-content:center;align-items:center;display:inline-flex}.iconbtn:hover{background:var(--surface)}.bottomnav{z-index:20;background:color-mix(in srgb, var(--bg) 92%, transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-top:1px solid var(--border);display:flex;position:fixed;bottom:0;left:0;right:0}.bottomnav a{color:var(--muted);flex-direction:column;flex:1;align-items:center;gap:3px;padding:9px 0 11px;font-size:11px;display:flex}.bottomnav a.active{color:var(--accent)}.search{background:var(--surface);border:1px solid var(--border);border-radius:12px;align-items:center;gap:8px;margin:4px 0 14px;padding:10px 12px;display:flex}.search input{color:var(--fg);background:0 0;border:none;outline:none;flex:1;font-size:15px}.chips{scrollbar-width:none;gap:8px;padding-bottom:12px;display:flex;overflow-x:auto}.chips::-webkit-scrollbar{display:none}.chip{border:1px solid var(--border);color:var(--muted);background:var(--bg);white-space:nowrap;border-radius:999px;flex:none;padding:5px 12px;font-size:13px;position:relative}.chip.active{color:var(--accent);border-color:#0000}.chip-ind{background:var(--weak);z-index:0;border-radius:999px;position:absolute;inset:0}.chip-label{z-index:1;position:relative}.songlist{margin:0;padding:0;list-style:none}.songrow{border-top:1px solid var(--border);align-items:center;gap:12px;padding:12px 6px;display:flex}.songrow .link{flex:1;align-items:baseline;gap:12px;min-width:0;display:flex}.songrow .num{min-width:34px;color:var(--muted);font-variant-numeric:tabular-nums;flex:none;font-size:13px}.songrow .name{min-width:0;font-size:15px}.songrow .eng{color:var(--muted);font-size:13px}.count{margin:0 0 8px;font-size:13px}.fav{width:34px;height:34px;color:var(--muted);background:0 0;border:none;border-radius:10px;flex:none;justify-content:center;align-items:center;display:inline-flex}.fav.on{color:var(--accent)}.songhead{align-items:center;gap:10px;margin-bottom:12px;display:flex}.songhead .back{color:var(--muted);flex:none;display:inline-flex}.songhead h1{flex:1;margin:0;font-size:19px;font-weight:600;line-height:1.25}.songhead .eng{color:var(--muted);font-size:13px;font-weight:400}.player{background:var(--surface);border:1px solid var(--border);border-radius:14px;align-items:center;gap:10px;margin:6px 0 14px;padding:8px 12px 8px 8px;display:flex}.aplay{background:var(--accent);width:38px;height:38px;color:var(--on-accent);border:none;border-radius:11px;flex:none;justify-content:center;align-items:center;display:inline-flex}.amute{width:32px;height:32px;color:var(--muted);background:0 0;border:none;border-radius:9px;flex:none;justify-content:center;align-items:center;display:inline-flex}.atime{color:var(--muted);font-variant-numeric:tabular-nums;text-align:center;flex:none;min-width:34px;font-size:12px}.aseek{appearance:none;background:linear-gradient(to right, var(--accent) var(--pct,0%), var(--border) var(--pct,0%));cursor:pointer;border-radius:999px;flex:1;min-width:0;height:4px}.aseek::-webkit-slider-thumb{appearance:none;background:var(--accent);border:2px solid var(--bg);width:14px;height:14px;box-shadow:0 0 0 1px var(--border);border-radius:50%}.aseek::-moz-range-thumb{background:var(--accent);border:2px solid var(--bg);width:14px;height:14px;box-shadow:0 0 0 1px var(--border);border-radius:50%}.aseek::-moz-range-track{background:0 0;border-radius:999px;height:4px}.settingsbar{align-items:center;gap:10px;margin-bottom:14px;display:flex}.settingstoggle{border:1px solid var(--border);background:var(--bg);color:var(--muted);border-radius:10px;align-items:center;gap:7px;padding:7px 13px;font-size:13px;display:inline-flex}.settingstoggle.on{background:var(--weak);color:var(--accent);border-color:#0000}.settingskey{color:var(--muted);font-size:13px}.panel{z-index:10;background:var(--surface);border:1px solid var(--border);border-radius:14px;flex-direction:column;gap:10px;margin-bottom:14px;padding:10px 12px;display:flex;position:sticky;top:62px}.prow{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;display:flex}.plabel{color:var(--muted);font-size:12px}.stepper{align-items:center;gap:8px;display:inline-flex}.stepbtn{border:1px solid var(--border);background:var(--bg);width:30px;height:30px;color:var(--fg);border-radius:9px;justify-content:center;align-items:center;display:inline-flex}.stepbtn:disabled{opacity:.4;cursor:default}.keyval{color:var(--accent);text-align:center;min-width:30px;font-size:17px;font-weight:600}.stepval{text-align:center;font-variant-numeric:tabular-nums;min-width:42px;font-size:14px}.tools{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.seg{border:1px solid var(--border);border-radius:9px;display:inline-flex;overflow:hidden}.seg button{background:var(--bg);color:var(--muted);border:none;padding:5px 11px;font-size:13px}.seg button.on{background:var(--accent);color:var(--on-accent)}.pill{border:1px solid var(--border);background:var(--bg);color:var(--muted);border-radius:9px;align-items:center;gap:6px;padding:5px 11px;font-size:13px;display:inline-flex}.pill.on{background:var(--weak);color:var(--accent);border-color:#0000}.asrow{border-top:1px solid var(--border);align-items:center;gap:10px;padding-top:10px;display:flex}.asplay{background:var(--accent);width:30px;height:30px;color:var(--on-accent);border:none;border-radius:9px;flex:none;justify-content:center;align-items:center;display:inline-flex}.asplay.idle{background:var(--bg);color:var(--fg);border:1px solid var(--border)}.chordsheet{font-size:var(--cs-fs,15px);line-height:1.3;overflow-x:auto}.cs-pair{margin-bottom:6px}.cs-chordline{white-space:pre;color:var(--accent);min-height:1.1em;font-weight:600}.cs-lyric{white-space:pre}.cs-textline{white-space:pre;margin-bottom:6px;font-weight:500}.cs-blank{height:.7em}.chordsheet.lyrics-only .cs-pair{margin-bottom:2px}.meta{border-top:1px solid var(--border);margin-top:22px;padding-top:14px;font-size:14px}.meta p{margin:5px 0}.meta a{color:var(--accent);margin-right:10px}.tag{background:var(--weak);color:var(--accent);border-radius:999px;margin:6px 6px 0 0;padding:3px 10px;font-size:12px;display:inline-block}.copyright{border-top:1px solid var(--border);color:var(--muted);margin-top:22px;padding-top:14px;font-size:12px}.empty{text-align:center;color:var(--muted);padding:48px 16px;font-size:15px}.sync-form{flex-wrap:wrap;gap:8px;margin:16px 0;display:flex}.sync-form input{border:1px solid var(--border);background:var(--surface);min-width:200px;color:var(--fg);border-radius:10px;flex:1;padding:10px 12px;font-size:15px}.sync-btn{background:var(--accent);color:var(--on-accent);border:1px solid #0000;border-radius:10px;align-items:center;gap:8px;padding:10px 16px;font-size:15px;display:inline-flex}.sync-btn:disabled{opacity:.5;cursor:default}.sync-error{color:#dc2626;font-size:14px}[data-theme=dark] .sync-error{color:#f87171}.sync-grid{grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:10px;margin:12px 0 8px;display:grid}.sync-cell{background:var(--surface);border-radius:10px;flex-direction:column;gap:2px;padding:12px;display:flex}.sync-num{font-size:22px;font-weight:600}.sync-lab{color:var(--muted);font-size:12px}.spin{animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.gate{flex-direction:column;gap:10px;max-width:320px;margin:12vh auto 0;display:flex}.gate input{border:1px solid var(--border);background:var(--surface);color:var(--fg);border-radius:10px;padding:10px 12px;font-size:15px}.adm-top{justify-content:space-between;align-items:center;gap:12px;display:flex}.adm-logout{color:var(--muted);border:1px solid var(--border);background:0 0;border-radius:9px;align-items:center;gap:6px;padding:6px 10px;font-size:13px;display:inline-flex}.adm-diff{margin-top:14px}.adm-sec{margin:14px 0}.adm-sec-head{justify-content:space-between;align-items:center;margin-bottom:6px;font-size:14px;font-weight:500;display:flex}.adm-link{color:var(--accent);background:0 0;border:none;padding:2px 4px;font-size:13px}.adm-list{border:1px solid var(--border);border-radius:10px;max-height:230px;overflow-y:auto}.adm-item{border-top:1px solid var(--border);cursor:pointer;align-items:center;gap:10px;padding:7px 10px;font-size:14px;display:flex}.adm-item:first-child{border-top:none}.adm-num{color:var(--muted);font-variant-numeric:tabular-nums;min-width:42px}.adm-name{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.adm-toggle{align-items:center;gap:8px;margin:12px 0;font-size:14px;display:flex}.adm-batch{border:1px solid var(--border);border-radius:10px;flex-direction:column;gap:8px;margin-top:16px;padding:12px;display:flex}.adm-batch-head{font-size:14px;font-weight:500}.adm-batch-row{gap:10px;display:flex}.adm-batch-field{color:var(--muted);align-items:center;gap:8px;font-size:14px;display:flex}.adm-batch-field input{border:1px solid var(--border);background:var(--surface);width:72px;color:var(--fg);font-variant-numeric:tabular-nums;border-radius:9px;padding:7px 8px;font-size:15px}.adm-batch-field input:disabled{opacity:.55}.adm-batch-hint{color:var(--muted);font-size:12px}.adm-actions{align-items:center;gap:14px;margin-top:16px;display:flex}.adm-progress{align-items:center;gap:10px;margin-top:12px;display:flex}.adm-progress-bar{background:var(--surface);border-radius:999px;flex:1;height:8px;overflow:hidden}.adm-progress-fill{background:var(--accent);border-radius:999px;height:100%;transition:width .25s}.adm-progress-lab{color:var(--muted);font-variant-numeric:tabular-nums;flex:none;font-size:13px}