:root{--bg: #07090f;--panel: rgba(20, 26, 40, .72);--panel-solid: #131a29;--line: rgba(120, 140, 190, .16);--text: #e9edf6;--dim: #6b7690;--dimmer: #47506a;--cyan: #2fe0ff;--pink: #ff5ca8;--gold: #ffc94d;--glow-cyan: rgba(47, 224, 255, .45);--glow-pink: rgba(255, 92, 168, .45);--fontScale: 1}*{box-sizing:border-box;margin:0;padding:0}html,body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased}body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:0;background:radial-gradient(1200px 700px at 15% -10%,rgba(47,224,255,.09),transparent 60%),radial-gradient(1000px 600px at 95% 0%,rgba(255,92,168,.08),transparent 55%),radial-gradient(900px 900px at 50% 120%,rgba(90,60,220,.1),transparent 60%)}#root{position:relative;z-index:1}button{font:inherit;cursor:pointer}input,textarea{font:inherit}.btn{background:#788cbe1a;color:var(--text);border:1px solid var(--line);border-radius:10px;padding:.5rem .9rem;transition:border-color .15s,background .15s,box-shadow .15s,transform .05s;white-space:nowrap}.btn:hover{border-color:#2fe0ff80;background:#2fe0ff14}.btn:active{transform:translateY(1px)}.btn-primary{background:linear-gradient(135deg,var(--cyan),#3b82f6);border:none;color:#04141c;font-weight:700;box-shadow:0 0 18px #2fe0ff40}.btn-primary:hover{background:linear-gradient(135deg,#6ae9ff,#5c9dff);box-shadow:0 0 26px #2fe0ff66}.btn-ghost{background:transparent;border-color:transparent;color:var(--dim)}.btn-ghost:hover{color:var(--text);border-color:var(--line);background:#788cbe14}.btn-danger{border-color:#ff5c7866;color:#ff8aa5;background:#ff5c7814}.btn-danger:hover{border-color:#ff5c78;background:#ff5c7829}.btn-toggle{color:var(--dim)}.btn-toggle.on{color:#04141c;background:linear-gradient(135deg,var(--gold),#ff9d4d);border-color:transparent;font-weight:700;box-shadow:0 0 14px #ffc94d59}.pill{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.04em;color:var(--cyan);border:1px solid rgba(47,224,255,.35);border-radius:999px;padding:.15rem .6rem;background:#2fe0ff0f}.pill-hot{color:var(--pink);border-color:#ff5ca866;background:#ff5ca812}.pill-strum{color:var(--gold);border-color:#ffc94d66;background:#ffc94d0f;font-family:ui-monospace,monospace}.library{max-width:1100px;margin:0 auto;padding:clamp(1rem,4vw,3rem)}.app-title{font-size:clamp(2.2rem,6vw,3.6rem);font-weight:800;letter-spacing:-.02em;background:linear-gradient(100deg,var(--text) 20%,var(--cyan) 55%,var(--pink) 90%);-webkit-background-clip:text;background-clip:text;color:transparent}.title-accent{font-weight:300}.tagline{color:var(--dim);margin-top:.3rem;font-size:clamp(.9rem,2vw,1.05rem)}.library-toolbar{display:flex;gap:.6rem;margin:1.6rem 0 1.2rem;flex-wrap:wrap}.search{flex:1;min-width:220px;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:.6rem 1rem;color:var(--text);outline:none}.search:focus{border-color:#2fe0ff99;box-shadow:0 0 0 3px #2fe0ff1f}.search::placeholder{color:var(--dimmer)}.song-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1rem}.song-card{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:1.2rem 1.2rem 1rem;cursor:pointer;transition:border-color .18s,box-shadow .18s,transform .18s}.song-card:hover{border-color:#2fe0ff8c;box-shadow:0 6px 30px #2fe0ff1f,inset 0 0 30px #2fe0ff08;transform:translateY(-2px)}.song-card-title{font-size:1.25rem;font-weight:750;letter-spacing:-.01em}.song-card-artist{color:var(--dim);margin:.2rem 0 .8rem}.song-card-meta{display:flex;gap:.4rem;flex-wrap:wrap}.song-card-edit{position:absolute;top:.7rem;right:.7rem;opacity:0;transition:opacity .15s}.song-card:hover .song-card-edit,.song-card:focus-within .song-card-edit{opacity:1}.empty{color:var(--dim);padding:2rem 0}.song-view{min-height:100vh;display:flex;flex-direction:column}.song-header{position:sticky;top:0;z-index:10;display:flex;align-items:center;gap:.8rem;padding:.7rem clamp(.8rem,3vw,1.6rem);background:#07090fd1;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.song-titleblock{flex:1;min-width:0}.song-title{font-weight:800;font-size:clamp(1.05rem,2.6vw,1.5rem);letter-spacing:-.01em;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.song-artist{color:var(--dim);font-size:.85rem}.song-badges{display:flex;gap:.4rem;flex-wrap:wrap;justify-content:flex-end}.lyrics{flex:1;max-width:1000px;width:100%;margin:0 auto;padding:clamp(1rem,3vw,2.5rem) clamp(1rem,4vw,2.5rem) 0;font-size:calc(clamp(1.05rem,2.3vw,1.55rem) * var(--fontScale));line-height:1.35}.lyrics-end{height:45vh}.section{margin-bottom:2.2em}.section-name{font-size:.62em;font-weight:800;text-transform:uppercase;letter-spacing:.22em;color:var(--pink);margin-bottom:.9em;padding-bottom:.35em;border-bottom:1px solid rgba(255,92,168,.18);text-shadow:0 0 18px var(--glow-pink)}.line{margin-bottom:.9em}.line-note{color:var(--dimmer);font-size:.72em;font-style:italic}.seg{position:relative;display:inline-block;padding-top:1.55em;margin-right:.02em;cursor:pointer;border-radius:6px}.seg-pickup{cursor:default}.seg .txt{color:var(--dimmer);transition:color .25s;white-space:pre-wrap}.seg-done .txt{color:var(--dim)}.seg .chord{position:absolute;top:0;left:0;font-family:ui-monospace,SF Mono,Menlo,monospace;font-weight:800;font-size:.82em;line-height:1.25;padding:.02em .42em;border-radius:7px;color:var(--cyan);border:1px solid rgba(47,224,255,.3);background:#2fe0ff0d;transition:all .18s;white-space:nowrap}.seg-done .chord{color:var(--dimmer);border-color:#788cbe2e;background:transparent}.seg-active .chord{color:#051018;background:linear-gradient(135deg,var(--cyan),var(--pink));border-color:transparent;box-shadow:0 0 22px var(--glow-cyan),0 0 40px #ff5ca840;transform:scale(1.14);transform-origin:bottom left}.seg-active{--sweep: 0%}.seg-active .txt{background:linear-gradient(90deg,#ffffff var(--sweep),var(--gold) calc(var(--sweep) + .5%),var(--dimmer) calc(var(--sweep) + 2.5%));-webkit-background-clip:text;background-clip:text;color:transparent;text-shadow:none;font-weight:650}@keyframes upnext-pulse{0%,to{box-shadow:0 0 4px #ffc94d40;border-color:#ffc94d8c}50%{box-shadow:0 0 16px #ffc94d99;border-color:var(--gold)}}.seg.upnext .chord{color:var(--gold);animation:upnext-pulse .55s ease-in-out infinite}.seg-instr .txt{letter-spacing:.3em;color:var(--dimmer)}.note-text{color:var(--dimmer)}.count-overlay{position:fixed;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;pointer-events:none;z-index:40}@keyframes count-pop{0%{transform:scale(1.6);opacity:0}25%{transform:scale(1);opacity:1}to{transform:scale(.92);opacity:.85}}.count-number{font-size:clamp(6rem,22vw,13rem);font-weight:900;color:var(--cyan);text-shadow:0 0 60px var(--glow-cyan),0 0 120px rgba(47,224,255,.3);animation:count-pop .5s ease-out}.transport{position:sticky;bottom:0;z-index:20;background:#0a0d16e0;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom)}.progress-track{height:5px;background:#788cbe24;cursor:pointer}.progress-fill{height:100%;width:0%;background:linear-gradient(90deg,var(--cyan),var(--pink));box-shadow:0 0 12px var(--glow-cyan);border-radius:0 4px 4px 0}.transport-controls{display:flex;align-items:center;gap:.9rem;padding:.65rem clamp(.8rem,3vw,1.6rem);flex-wrap:wrap}.play-btn{width:58px;height:58px;border-radius:50%;border:none;font-size:1.35rem;color:#04141c;background:linear-gradient(135deg,var(--cyan),#3b82f6);box-shadow:0 0 24px var(--glow-cyan),0 4px 18px #00000073;transition:box-shadow .2s,transform .1s;flex-shrink:0;display:grid;place-items:center;padding-left:3px}.play-btn.is-playing{background:linear-gradient(135deg,var(--pink),#a855f7);box-shadow:0 0 24px var(--glow-pink),0 4px 18px #00000073;padding-left:0}.play-btn:hover{transform:scale(1.05)}.play-btn:active{transform:scale(.97)}.tempo{display:flex;align-items:center;gap:.7rem;flex:1;min-width:170px;max-width:340px}.tempo input[type=range]{flex:1;accent-color:var(--cyan);min-width:100px}.tempo-label{display:flex;flex-direction:column;align-items:flex-end;line-height:1.15;min-width:4.5rem}.tempo-pct{font-weight:800;font-size:.95rem}.tempo-bpm{color:var(--dim);font-size:.72rem}.transport-toggles{display:flex;align-items:center;gap:.45rem;flex-wrap:wrap}.stepper{display:flex;align-items:center;border:1px solid var(--line);border-radius:10px}.stepper .btn{border:none;padding:.4rem .6rem}.stepper-value{font-weight:700;font-size:.85rem;min-width:2.4rem;text-align:center;color:var(--gold)}.stepper-value small{color:var(--dimmer);margin-left:2px}.editor{height:100vh;height:100dvh;display:flex;flex-direction:column}.editor-header{display:flex;align-items:center;gap:.8rem;padding:.7rem clamp(.8rem,3vw,1.6rem);border-bottom:1px solid var(--line);background:#07090fd1}.editor-actions{display:flex;gap:.5rem}.editor-body{flex:1;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);min-height:0}.editor-text{border:none;outline:none;resize:none;background:transparent;color:var(--text);font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:.92rem;line-height:1.55;padding:1.2rem clamp(.8rem,3vw,1.6rem)}.editor-side{border-left:1px solid var(--line);overflow-y:auto;padding:1rem 1.2rem 3rem;background:#0c101a80}.help summary{color:var(--gold);font-weight:700;cursor:pointer;margin-bottom:.5rem}.help pre{color:var(--dim);font-size:.78rem;line-height:1.5;background:#00000040;border:1px solid var(--line);border-radius:10px;padding:.8rem;overflow-x:auto;margin-bottom:1rem}.preview-label{font-size:.7rem;font-weight:800;letter-spacing:.2em;text-transform:uppercase;color:var(--dim);margin:.8rem 0 .6rem}.preview-error{color:#ff8aa5;font-size:.85rem}.preview-section{margin-bottom:1.1rem}.preview-section-name{color:var(--pink);font-size:.7rem;font-weight:800;text-transform:uppercase;letter-spacing:.18em;margin-bottom:.4rem}.preview-line{margin-bottom:.55rem;font-size:.85rem}.preview-seg{position:relative;display:inline-block;padding-top:1.25em}.pchord{position:absolute;top:0;left:0;font-family:ui-monospace,monospace;font-weight:700;font-size:.78em;color:var(--cyan)}.pchord em{font-style:normal;color:var(--dimmer);font-size:.85em;margin-left:2px}.ptxt{color:var(--dim);white-space:pre-wrap}.preview-note{color:var(--dimmer);font-style:italic;font-size:.85em}.preview-total{color:var(--dimmer);font-size:.78rem;border-top:1px solid var(--line);padding-top:.6rem}@media (max-width: 760px){.editor-body{grid-template-columns:1fr;grid-template-rows:1fr auto}.editor-side{border-left:none;border-top:1px solid var(--line);max-height:40vh}.song-badges{display:none}.transport-controls{gap:.5rem}}