:root{color-scheme:light;--ink:#24232c;--muted:#6d6b7b;--paper:#f7f7fb;--line:#e4e3ec;--accent:#6354c7;--key-highlight:#b8abed;--tint:#f0eefb;--surface:#ffffff;font-family:Inter,"Segoe UI",system-ui,sans-serif;font-size:15px}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink)}main{max-width:1200px;min-height:100dvh;margin:auto;padding:28px 40px;display:flex;flex-direction:column}header{padding-bottom:24px;border-bottom:1px solid var(--line)}header{display:flex;justify-content:space-between;align-items:center;gap:16px}.brand{display:flex;align-items:center;gap:11px;color:var(--ink);text-decoration:none;font-size:20px;letter-spacing:-.7px;font-weight:700}.brand-mark{display:grid;place-items:center;width:38px;height:38px;border-radius:11px;font-size:26px;background:var(--ink);color:white;letter-spacing:0}.privacy-pill{font-size:11px;background:var(--tint);border:1px solid var(--line);border-radius:30px;padding:9px 12px;color:var(--accent)}.privacy-pill span{font-size:9px;margin-right:6px}
h1,h2,h3,p{margin-top:0}h1{font-size:clamp(44px,5.5vw,68px);letter-spacing:-2.6px;line-height:1.12;font-weight:650;margin-bottom:24px}h1 span{color:var(--accent)}h2{font-size:30px;line-height:1.25;letter-spacing:-.6px;font-weight:620;margin-bottom:14px}h3{font-size:18px;font-weight:620;margin:0}.eyebrow{font-size:10px;letter-spacing:1.8px;font-weight:700;color:var(--accent);margin:0 0 18px}.lead,.description{color:var(--muted);font-size:15px;line-height:1.75;max-width:540px}.description{margin-bottom:24px}.welcome{display:grid;grid-template-columns:1.2fr 1fr;align-items:center;gap:50px;flex:1;padding:70px 0 90px;min-height:530px}.welcome .lead{font-size:17px}.welcome-actions{display:flex;align-items:center;gap:16px;margin-top:32px;max-width:480px}.welcome-actions .primary{min-width:185px}
.button{border:0;border-radius:9px;padding:13px 18px;font:inherit;font-size:13px;cursor:pointer;font-weight:600;min-height:44px;line-height:1.5}.primary{background:var(--accent);color:white;display:flex;justify-content:space-between;align-items:center;gap:25px}.secondary{background:var(--tint);color:var(--accent);border:1px solid var(--line)}.text-button{background:transparent;color:var(--muted);padding:10px 8px}.button,.source-card{transition:background .15s,border-color .15s,box-shadow .15s}.primary:hover{background:#5141b4}.secondary:hover,.text-button:hover{background:#e8e4f8}.source-card:hover{background:var(--tint);border-color:#bfb5e4;box-shadow:0 3px 12px #6354c709}button:disabled,input:disabled,select:disabled{cursor:default;opacity:.55}.actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:24px}.panel{min-width:0;background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:30px;box-shadow:0 8px 30px #29234404}label{display:block;font-size:13px;font-weight:600;margin:20px 0 8px}.optional{color:var(--muted);font-weight:400;margin-left:5px}input:not([type=file]),textarea,select{width:100%;border:1px solid #d2d0de;border-radius:9px;background:var(--surface);color:var(--ink);padding:12px;font:inherit;font-size:14px}textarea{resize:vertical;line-height:1.7}.input-note{font-size:12px;line-height:1.65;color:var(--muted);margin:12px 0 0}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}a{color:var(--accent)}summary{cursor:pointer;font-size:13px;line-height:1.6;color:var(--accent)}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible,select:focus-visible{outline:3px solid #a99ce9;outline-offset:3px}h2:focus{outline:none}[hidden]{display:none!important}
.setup-shell{width:100%;max-width:680px;margin:40px auto 48px}.setup-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:22px}.steps{display:flex;list-style:none;gap:25px;margin:0;padding:0}.steps li{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:8px}.steps li[aria-current=step]{font-weight:700;color:var(--accent)}.setup-panel{padding:38px 42px}.setup-panel .primary{min-width:175px}.source-options{display:grid;gap:12px}.source-card{width:100%;display:flex;align-items:center;gap:18px;text-align:left;border:1px solid var(--line);background:var(--surface);border-radius:12px;padding:19px;color:var(--ink);cursor:pointer;font:inherit}.source-icon{display:grid;place-items:center;min-width:43px;height:43px;border-radius:10px;background:var(--tint);font-size:25px;color:var(--accent)}.source-card strong{display:block;font-size:15px;font-weight:650}.source-card small{display:block;font-size:12px;color:var(--muted);margin-top:6px;line-height:1.5}.source-card>span:last-child{margin-left:auto;color:var(--accent)}.file-picker{display:block;background:var(--tint);border:1px dashed #bbb5dc;border-radius:10px;padding:20px;font-size:15px}input[type=file]{display:block;width:100%;font:inherit;font-size:12px;margin-top:16px}input[type=file]::file-selector-button{border:1px solid var(--line);background:var(--surface);border-radius:6px;padding:9px 12px;color:var(--ink);cursor:pointer}.selection-note{font-size:13px;line-height:1.7;color:var(--accent);background:var(--tint);padding:12px;border-radius:8px;margin-top:16px;overflow-wrap:anywhere}.audio-check{background:var(--tint);border:1px solid var(--line);padding:22px;border-radius:12px;margin-top:20px}.audio-check>p{font-size:13px;line-height:1.65;color:var(--muted);margin:10px 0}.audio-check meter{width:100%;height:15px;margin:8px 0}.audio-check .primary{margin-top:20px}.timing-setting{border-top:1px solid var(--line);padding-top:18px;margin-top:22px}.timing-setting>label:first-child{margin-top:0}
#lyrics-search>.primary{margin-top:20px}#lyrics-status{font-size:13px;line-height:1.7;margin:20px 0 12px}#lyrics-status:empty{display:none}.error{color:#b63c51!important}.lyrics-matches{display:grid;gap:8px;max-height:300px;overflow:auto}.lyrics-match{text-align:left;border:1px solid var(--line);border-radius:9px;background:var(--surface);color:var(--ink);font:inherit;font-size:13px;padding:14px;cursor:pointer;overflow-wrap:anywhere;line-height:1.6}.lyrics-match strong,.lyrics-match span{display:block}.lyrics-match span{font-size:12px;color:var(--muted);margin-top:5px}.lyrics-match[aria-pressed=true]{background:var(--tint);border-color:var(--accent)}.lyric-preview{padding:18px;border-radius:10px;background:var(--tint);margin-top:16px}.lyric-preview strong{font-size:13px;line-height:1.7}.lyric-preview pre{font:inherit;font-size:13px;line-height:1.7;white-space:pre-wrap;overflow-wrap:anywhere}.lyrics-entry{border-top:1px solid var(--line);padding-top:20px;margin-top:24px}.lyrics-entry .button{margin-top:14px}
.workspace-heading{display:flex;justify-content:space-between;align-items:center;gap:25px;margin:45px 0 25px}.workspace-heading h2{font-size:34px;overflow-wrap:anywhere}.workspace-heading .eyebrow{margin-bottom:12px}.workspace-heading .description{margin-bottom:0;font-size:13px}.workspace-actions{display:flex;align-items:center;flex-direction:column;flex-shrink:0}.workspace-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:22px;align-items:start}.now-playing{display:flex;justify-content:space-between;gap:15px;align-items:center;margin-bottom:22px}#current-chord{font-size:64px;line-height:1.15;font-weight:600;letter-spacing:-2px}.session-badge{font-size:12px;padding:7px 10px;border-radius:30px;color:var(--accent);background:var(--tint);white-space:nowrap}.chord-panel>.primary{width:100%;margin-bottom:16px}audio{width:100%;height:45px;margin:0 0 22px}.timeline{display:flex;gap:5px;overflow:auto;padding-bottom:8px;margin-top:14px}.timeline button{background:var(--tint);color:var(--accent);border:1px solid #ddd8f0;border-radius:8px;font:inherit;font-size:13px;font-weight:650;flex:1;min-width:58px;padding:15px 7px;cursor:pointer}.timeline button[aria-current=true]{background:var(--accent);color:white}.timeline button:disabled{opacity:1;cursor:default}.capture-state{display:grid;grid-template-columns:auto 1fr;gap:10px;align-items:center;margin-bottom:20px;background:var(--tint);border-radius:9px;padding:14px}.capture-state strong{font-size:14px;font-variant-numeric:tabular-nums}.capture-state span{font-size:11px;text-align:right}.capture-state meter{width:100%;height:12px;grid-column:1/-1}.advanced{border-top:1px solid var(--line);padding-top:21px;margin-top:26px}.measurements{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:22px}.measurements span{display:block;font-size:11px;color:var(--muted);margin-bottom:7px}.measurements strong{font-size:17px;font-weight:600}.comparison{font-size:12px;line-height:1.65;background:var(--tint);border-radius:8px;padding:12px;margin-top:18px}.table-wrap{max-height:240px;overflow:auto;margin:20px 0}table{width:100%;border-collapse:collapse;font-size:13px;text-align:left}caption{text-align:left;font-size:12px;color:var(--muted);padding-bottom:12px}th{position:sticky;top:0;background:var(--surface);color:var(--muted);font-size:11px;font-weight:500}td,th{padding:10px 8px;border-bottom:1px solid #eeedf3}td:last-child{font-weight:650}.lyric-heading{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:16px}.lyrics-selected{font-size:12px;color:var(--muted);line-height:1.7;overflow-wrap:anywhere}.lyrics-current{font-size:19px;line-height:1.65;background:var(--tint);border-left:3px solid var(--accent);padding:16px;margin:0 0 18px;overflow-wrap:anywhere}.lyrics-lines{max-height:400px;overflow:auto;white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px;line-height:1.9}.lyrics-line{display:block;width:100%;text-align:left;border:0;background:transparent;font:inherit;color:var(--ink);padding:8px 10px;border-radius:7px;cursor:pointer;white-space:pre-wrap;overflow-wrap:anywhere}.lyrics-line:disabled{opacity:1;cursor:default}.lyrics-line[aria-current=true]{background:var(--tint);color:var(--accent);font-weight:650}.lyrics-time{font-size:11px;font-variant-numeric:tabular-nums;color:var(--muted);margin-right:12px}
.status-block{border:1px solid var(--line);background:var(--surface);padding:16px 20px;border-radius:12px;margin:22px auto 24px;max-width:730px}#status{font-size:13px;line-height:1.7;margin:0}progress{width:100%;height:8px;accent-color:var(--accent);margin-top:12px}footer{margin-top:auto;border-top:1px solid var(--line);padding-top:20px;color:var(--muted);font-size:11px;line-height:1.8}footer p{max-width:800px;margin:0 0 10px}footer summary{font-size:11px}footer details>p:first-of-type{margin-top:14px}
@media(max-width:750px){main{padding:22px 18px}.privacy-pill{font-size:10px;padding:8px}.brand{font-size:18px;gap:8px}.welcome{grid-template-columns:1fr;gap:24px;padding:48px 0;min-height:0}.music-art{max-width:330px;width:100%;justify-self:center}h1{letter-spacing:-1.5px}.welcome-actions{flex-wrap:wrap;gap:8px}.setup-shell{margin-top:30px}.setup-panel,.panel{padding:23px}.steps{gap:14px}.setup-top>.button{font-size:11px;padding:8px 0}.field-row{grid-template-columns:1fr;gap:0}h2{font-size:26px}.source-card{gap:12px;padding:15px}.source-icon{min-width:36px;height:38px}.workspace-heading{align-items:flex-start;flex-direction:column;margin-top:32px;gap:14px}.workspace-heading h2{font-size:30px}.workspace-actions{flex-direction:row;flex-wrap:wrap;gap:8px}.workspace-grid{grid-template-columns:1fr;gap:16px}#current-chord{font-size:55px}.setup-panel .actions>.primary{width:100%}.setup-panel .actions{gap:6px}.lyrics-lines{max-height:300px}.now-playing{gap:8px}.session-badge{font-size:11px}footer{margin-top:auto}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}

/* Chord and lyric timing share recording seconds; only line labels use song time. */
.playhead-info{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums;margin:8px 0 12px}
#replay-position label{margin:8px 0;font-size:12px;color:var(--muted)}
#seek-position{padding:0;border:0;width:100%;accent-color:var(--accent);height:28px;cursor:pointer}
.timeline{display:block;position:relative}.timeline-track{position:relative;min-width:100%;height:52px}
.timeline .timeline-track button{position:absolute;top:0;height:48px;min-width:0;min-height:44px;padding:8px 3px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;border-radius:5px}
.lyric-row{padding:4px 0 10px;border-bottom:1px solid var(--line);border-radius:7px;white-space:normal}.lyric-row[aria-current=true]{background:var(--tint)}.lyric-row[aria-current=true]>.lyrics-line{color:var(--accent);font-weight:650}
.lyric-chords{display:flex;gap:5px;flex-wrap:wrap;padding:0 10px}.lyric-chord{font:inherit;font-size:11px;font-variant-numeric:tabular-nums;line-height:1.4;border:1px solid var(--line);border-radius:6px;background:var(--surface);color:var(--accent);padding:8px;min-height:36px;cursor:pointer}.lyric-chord[aria-current=true]{background:var(--accent);color:white}.lyric-chord:disabled{opacity:1;cursor:default}
#lyric-chord-note{margin-bottom:12px}

.connection-status{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;border:1px solid var(--line);border-radius:10px;background:var(--tint);padding:8px 14px;margin-top:20px;font-size:12px;color:var(--accent)}
.audio-connected>.primary,.sharing-section>.primary{margin-top:20px}#sharing-section>.primary{margin-top:18px}#sharing-section>.input-note{margin-bottom:16px}.audio-check summary{margin-bottom:16px}.audio-check strong{font-size:13px}.review-timing{margin-top:16px;margin-bottom:20px;border:1px solid var(--line);border-radius:10px;padding:14px}.review-timing .actions{margin-top:10px;gap:4px}#start-waveform{display:block;width:100%;height:90px;margin-top:16px;cursor:crosshair;border-radius:6px}#start-waveform:focus-visible{outline:3px solid #a99ce9;outline-offset:3px}

#connection-level{width:80px;height:12px;margin-left:auto}


/* A quiet music motif for the welcome screen; no interactive controls. */
.music-art{position:relative;aspect-ratio:1;display:flex;flex-direction:column;align-items:center;justify-content:center;isolation:isolate}
.music-art::before{content:"";position:absolute;inset:5%;border-radius:50%;background:radial-gradient(circle,#e8e3fa 0,#efedf8 48%,transparent 71%);z-index:-1}
.art-orbit{position:absolute;inset:1%;border:1px solid #e0dced;border-radius:50%;transform:rotate(-18deg)}
.orbit-inner{inset:15%;border-style:dashed;border-color:#d6ceea}
.art-notes{position:absolute;inset:0;color:#8876bf;font-size:38px}
.art-notes span:first-child{position:absolute;left:14%;top:14%;transform:rotate(-15deg)}
.art-notes span:last-child{position:absolute;right:13%;bottom:14%;transform:rotate(12deg)}
.art-wave{display:flex;align-items:center;justify-content:center;gap:5px;width:85%;height:132px}
.art-wave i{display:block;width:6px;height:36px;border-radius:8px;background:var(--accent);opacity:.75}
.art-wave i:nth-child(3n){height:84px;opacity:1}.art-wave i:nth-child(4n){height:56px}.art-wave i:nth-child(5n){height:112px}.art-wave i:nth-child(7n){height:22px;opacity:.35}
.art-chords{display:flex;gap:10px;margin-top:22px;transform:rotate(-4deg)}
.art-chords span{display:grid;place-items:center;min-width:58px;height:48px;padding:0 12px;border:1px solid #ddd6ed;border-radius:12px;background:#ffffffd9;color:#756a93;font-size:17px;font-weight:600;box-shadow:0 5px 18px #33254b06}
.art-chords span:first-child{background:var(--ink);color:white;border-color:var(--ink);transform:translateY(-5px)}
.welcome-copy{position:relative}.welcome .lead{max-width:370px;line-height:1.7}
.steps li{padding:8px 12px;border-radius:8px}.steps li[aria-current=step]{background:var(--tint)}.steps{gap:8px}
.privacy-pill{background:transparent;border-color:transparent;color:var(--muted)}.privacy-pill span{color:var(--accent)}
input::placeholder,textarea::placeholder{color:#9692a3}input:not([type=file]):hover,select:hover,textarea:hover{border-color:#b7b0ce}
.input-note:empty,.description:empty,.selection-note:empty{display:none}
footer{display:flex;justify-content:space-between;align-items:flex-start;gap:18px;position:relative;padding-bottom:4px}
footer .powered-by{white-space:nowrap;margin:0;font-size:12px}footer .powered-by a{font-weight:600;color:var(--ink);text-decoration:none}footer .powered-by a:hover{text-decoration:underline}
footer summary{text-align:right;list-style:none;color:var(--muted)}footer summary::-webkit-details-marker{display:none}footer summary:hover{color:var(--accent)}
footer details{max-width:640px}footer:has(details[open]){flex-wrap:wrap}footer details[open]{flex-basis:100%;max-width:none;background:var(--surface);border:1px solid var(--line);padding:16px;border-radius:12px}footer details[open] summary{margin-bottom:12px}
meter{appearance:none;background:var(--line);border:0;border-radius:20px;overflow:hidden}meter::-webkit-meter-bar{background:var(--line);border:0;border-radius:20px}meter::-webkit-meter-optimum-value{background:var(--accent);border-radius:20px}meter::-moz-meter-bar{background:var(--accent)}
@media(max-width:750px){.steps{gap:2px}.steps li{padding:7px;font-size:11px}.welcome-actions{gap:8px}.welcome .lead{font-size:16px}.setup-shell{margin-bottom:32px}header{gap:4px}.privacy-pill{padding:0;font-size:10px}.music-art{aspect-ratio:1.15}.workspace-grid{margin-bottom:16px}}
@media(max-width:360px){.brand{font-size:16px}.brand-mark{width:32px;height:32px}.privacy-pill{font-size:9px}.steps li{gap:4px}.steps{gap:0}}
@media(max-width:750px){.music-art{overflow:clip}}

.usage-choice{display:flex;align-items:center;gap:8px;font-size:13px}.usage-choice input{width:auto;margin:0}