:root{
  --bg:#070a13;--panel:#10172a;--panel2:#141d34;--line:#26314f;--text:#f7f8ff;--muted:#93a0bd;
  --cyan:#61e4ff;--violet:#8a7cff;--pink:#ff67b5;--danger:#ff5d6c;--safe:#56e39f;
  --shadow:0 20px 50px rgba(0,0,0,.35);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;background:radial-gradient(circle at 20% 0%,#16203a 0,#070a13 42%);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
body{min-height:100dvh}.app-shell{max-width:760px;margin:auto;padding:calc(12px + env(safe-area-inset-top)) 12px calc(96px + env(safe-area-inset-bottom))}
.topbar{display:flex;align-items:center;justify-content:space-between;padding:4px 4px 14px}.topbar h1{font-size:32px;line-height:1;margin:4px 0 0;letter-spacing:.04em}.eyebrow{font-size:10px;color:var(--cyan);letter-spacing:.17em;font-weight:800}.icon-btn{width:42px;height:42px;border-radius:14px;font-size:25px}
.card{background:linear-gradient(180deg,rgba(21,30,53,.96),rgba(13,19,34,.98));border:1px solid rgba(143,164,213,.14);border-radius:22px;padding:14px;margin-bottom:12px;box-shadow:var(--shadow)}
button,.import-btn,.file-picker{border:1px solid var(--line);background:#18223c;color:var(--text);border-radius:13px;font-weight:800;min-height:44px;padding:0 14px;display:inline-flex;align-items:center;justify-content:center;gap:8px}button:active,.import-btn:active,.file-picker:active{transform:scale(.98)}
.file-row{display:flex;gap:12px;align-items:center}.file-picker{background:linear-gradient(135deg,var(--violet),#6456da);white-space:nowrap}.file-picker input,.import-btn input{display:none}.file-meta{min-width:0;display:flex;flex-direction:column;gap:4px}.file-meta strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-meta span{font-size:12px;color:var(--muted)}
.wave-wrap{position:relative;height:176px;margin-top:14px;border-radius:17px;overflow:hidden;background:linear-gradient(180deg,#0a1020,#080d18);border:1px solid #24304c;touch-action:none}.wave-wrap canvas{width:100%;height:100%;display:block}.wave-hint{position:absolute;left:10px;bottom:8px;color:#8290ad;font-size:10px}.playhead{position:absolute;top:0;bottom:0;width:2px;background:var(--pink);left:0;pointer-events:none;box-shadow:0 0 13px var(--pink)}.selection{position:absolute;top:0;bottom:0;background:rgba(97,228,255,.12);border-left:1px solid var(--cyan);border-right:1px solid var(--cyan);display:none}.note-overlay{position:absolute;inset:0;pointer-events:none}.note-mark{position:absolute;bottom:30px;width:4px;height:34px;border-radius:4px;background:var(--cyan);box-shadow:0 0 11px rgba(97,228,255,.75);pointer-events:auto}.note-mark.selected{background:var(--pink);height:48px;box-shadow:0 0 15px rgba(255,103,181,.9)}
.transport{display:grid;grid-template-columns:1fr 1.2fr 1fr 1fr;gap:8px;margin-top:10px}.play-main{background:linear-gradient(135deg,var(--pink),#c348ff);font-size:20px}.transport-btn{padding:0 8px}.transport-btn.is-on{border-color:var(--cyan);color:var(--cyan);background:#10283a}
.compact-controls{display:grid;gap:10px;margin-top:12px}.compact-controls label{display:grid;grid-template-columns:52px 1fr 48px;align-items:center;gap:8px;color:var(--muted);font-size:12px}.compact-controls select,.compact-controls input[type="range"]{width:100%}.compact-controls span{text-align:right;color:var(--text)}
.section-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.section-head h2{font-size:20px;margin:4px 0 0}.status-chip{border:1px solid #354466;background:#101a30;border-radius:999px;padding:7px 10px;font-size:12px;color:#b9c5df;min-height:auto}
.capture-btn{width:100%;min-height:86px;justify-content:flex-start;text-align:left;padding:14px 18px;background:linear-gradient(135deg,#0d9fb8,#7158ff);border-color:rgba(255,255,255,.2)}.capture-btn .capture-icon{font-size:26px}.capture-btn span{display:flex;flex-direction:column}.capture-btn strong{font-size:21px}.capture-btn small{font-weight:600;opacity:.75;margin-top:4px}.capture-btn.flash{animation:flash .18s ease}@keyframes flash{50%{filter:brightness(1.8);transform:scale(.985)}}
.timeline-tools,.project-actions,.note-nav,.nudge-grid{display:grid;gap:8px;margin-top:10px}.timeline-tools{grid-template-columns:1fr 1fr 1fr}.timeline-tools button{padding:0 8px;font-size:12px}.is-on{border-color:var(--safe)!important;color:var(--safe)!important}.danger{color:#ff9da6;border-color:#633541!important;background:#29151e!important}.primary-soft{background:#153a3f!important;color:#8ff4e0!important;border-color:#286b6f!important}
.note-editor-empty{padding:24px 10px;text-align:center;color:var(--muted)}.hidden{display:none}.note-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.note-summary>div{padding:10px;border-radius:14px;background:#0d1426;border:1px solid #263350;display:flex;flex-direction:column;gap:4px}.note-summary small{color:var(--muted)}.note-summary strong{font-size:16px}.nudge-grid{grid-template-columns:1fr 1fr}.nudge-grid button{font-size:12px}.lyrics-label{display:flex;flex-direction:column;gap:7px;margin-top:12px;color:var(--muted);font-size:12px}.lyrics-label input,.data-card textarea{border:1px solid #2a3858;background:#0c1323;color:var(--text);border-radius:13px;padding:12px;font-size:16px}.note-nav{grid-template-columns:1fr .8fr 1fr}
.piano{position:relative;height:190px;display:flex;overflow:hidden;border-radius:14px;border:1px solid #2a3551;background:#05070d;touch-action:manipulation}.key-white{position:relative;flex:1;background:linear-gradient(#fff,#dfe5f2);border-right:1px solid #9ba4b7;color:#111;display:flex;align-items:flex-end;justify-content:center;padding-bottom:8px;font-size:10px;font-weight:800}.key-black{position:absolute;top:0;height:62%;width:8.2%;background:linear-gradient(#20283a,#05070d);z-index:2;border:1px solid #000;border-radius:0 0 7px 7px;color:#d9e2ff;display:flex;align-items:flex-end;justify-content:center;padding-bottom:7px;font-size:9px}.key-active{filter:brightness(1.35);box-shadow:inset 0 0 0 3px var(--pink)}
.project-actions{grid-template-columns:1fr 1fr 1fr}.project-actions>*{font-size:12px;padding:0 7px}.data-card textarea{width:100%;height:90px;margin-top:10px;resize:vertical}
.toast{position:fixed;left:50%;bottom:calc(24px + env(safe-area-inset-bottom));transform:translate(-50%,20px);background:#eef2ff;color:#111827;padding:11px 16px;border-radius:999px;font-weight:800;opacity:0;pointer-events:none;transition:.22s;z-index:30;white-space:nowrap}.toast.show{opacity:1;transform:translate(-50%,0)}
@media(min-width:650px){.compact-controls{grid-template-columns:1fr 1fr 1fr}.compact-controls label{grid-template-columns:46px 1fr 43px}.wave-wrap{height:220px}}