:root{color-scheme:dark;--bg:#030303;--panel:#0c0d10;--line:#293c55;--muted:#9caec7;--text:#f0f6ff;--accent:#65b6ff;font-family:Arial,Helvetica,sans-serif;font-size:16px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}button,select,input{font:inherit}button,select{min-height:48px}button{cursor:pointer}button:disabled{cursor:wait;opacity:.55}button:focus-visible,select:focus-visible,input:focus-visible,summary:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:5px}.shell{max-width:1440px;margin:auto;padding:0 48px}header{height:126px;display:flex;align-items:center;border-bottom:1px solid var(--line);gap:24px}.brand{display:block;width:108px;height:90px;overflow:hidden}.brand img{width:100%;height:100%;object-fit:contain}.identity{font-weight:800;letter-spacing:.12em;font-size:17px;border-left:1px solid #354762;padding:8px 0 8px 24px}.identity span{display:block;font-size:10px;letter-spacing:.18em;color:var(--muted);margin-top:8px}.privacy{margin-left:auto;color:#a4b5cd;font-size:14px;display:flex;align-items:center;gap:9px}.lock{color:var(--accent);font-size:22px}.topline{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:42px 0 28px}.eyebrow{font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--muted)}h1{font-size:clamp(28px,3vw,42px);letter-spacing:-.04em;margin:12px 0 0;font-weight:500}h2{font-size:16px;font-weight:500;margin:0}.status{display:flex;align-items:center;gap:9px;font-size:14px;color:#b0c0d7;padding:10px 14px;border:1px solid var(--line);border-radius:30px;white-space:nowrap}.status i{width:7px;height:7px;border-radius:50%;background:#8199b8}.status.active{color:var(--accent);border-color:#386698}.status.active i{background:var(--accent)}.status.error{color:#ffad96}.status.error i{background:#ffad96}.console{display:grid;grid-template-columns:1fr 1.18fr;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:var(--panel)}.tempo-panel,.signal-panel{padding:28px 30px}.tempo-panel{border-right:1px solid var(--line);background:radial-gradient(ellipse at 45% 40%,#102c51 0%,#0b1628 58%,#101a2b 85%)}.panel-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}.micro-label{font-family:monospace;font-size:12px;color:var(--muted);letter-spacing:.06em}.tempo-display{display:flex;align-items:baseline;justify-content:center;gap:13px;margin-top:32px;min-height:144px}.tempo-display>span:first-child{font-family:Arial,Helvetica,sans-serif;font-size:clamp(94px,10vw,144px);line-height:1;letter-spacing:-.065em;font-weight:600;color:var(--accent);font-variant-numeric:tabular-nums}.bpm-unit{color:var(--accent);font-size:18px;letter-spacing:.05em}.beat-row{display:flex;justify-content:center;gap:8px}.beat-row span{width:32px;height:4px;border-radius:2px;background:#284466}.beat-row span.on{background:var(--accent);box-shadow:0 0 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button.selected{color:var(--text);background:#20344f;border-color:#43617f}.live-label{font-size:11px;letter-spacing:.1em;color:var(--muted)}.canvas-wrap{height:194px;position:relative;margin-top:8px}canvas{width:100%;height:100%;display:block}#scopeEmpty{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;pointer-events:none}#scopeEmpty[hidden]{display:none}#scopeEmpty>span{font-size:45px;color:#668cb6;line-height:1}#scopeEmpty p{font-size:14px;margin:12px 0 8px;color:#b0c7e1}#scopeEmpty small{font-size:12px;color:#829ab8}.axis,.meter-scale{display:flex;justify-content:space-between;font-family:monospace;color:#8aa0bf;font-size:11px}.input-meter{margin-top:27px}.meter-label{display:flex;justify-content:space-between;align-items:center;font-size:14px}.meter-label strong{font-weight:400;font-family:monospace;font-size:18px}.meter-label small{font:12px Arial;color:var(--muted)}.meter-track{height:8px;background:#223650;border-radius:2px;margin:14px 0 9px;overflow:hidden}.meter-track>div{height:100%;width:0;background:linear-gradient(90deg,#236bff,#65b6ff 70%,#ff8054);transition:width 80ms linear}.metrics{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:12px;margin-top:18px;background:#101a2b}.metrics article{padding:23px 26px;min-width:0;border-right:1px solid var(--line)}.metrics article:last-child{border:0}.metric-label{font-size:11px;letter-spacing:.11em;color:#a8bcd6}.metrics article>div{display:flex;align-items:baseline;gap:8px;margin:14px 0 10px;min-height:36px}.metrics strong{font-size:30px;font-family:monospace;font-weight:400;letter-spacing:-.055em;font-variant-numeric:tabular-nums}.metrics article>div>span{font-size:12px;color:var(--muted)}.metrics small{color:#91a9c6;font-size:12px}.controls{display:grid;grid-template-columns:1fr .8fr auto;gap:28px;align-items:center;margin-top:30px}.controls label{display:flex;justify-content:space-between;font-size:14px;margin-bottom:12px}.device-control{min-width:0}select{width:100%;background:#142239;color:var(--text);border:1px solid #354e70;border-radius:7px;padding:0 12px;text-overflow:ellipsis}.sensitivity-control output{color:var(--accent);font-family:monospace}.sensitivity-control input{width:100%;accent-color:var(--accent);height:16px;display:block;margin:0}.sensitivity-control>div{display:flex;justify-content:space-between;color:var(--muted);font-size:11px;margin-top:6px}.actions{display:flex;gap:10px;align-self:end}.actions button{padding:0 18px;border-radius:7px;font-size:14px;font-weight:600}.reset{background:#15233b;color:#c9ddf5;border:1px solid #3c5578}.primary{background:var(--accent);color:#041428;border:1px solid var(--accent);min-width:186px}.primary:hover{background:#a2d5ff}.reset:hover{background:#243e61}.message{color:#a3b7d1;font-size:13px;line-height:1.6;margin:24px 0 28px;padding-left:12px;border-left:2px solid #3f709d}.message.error{color:#ffb39d;border-color:#ff8f6b}details{border-top:1px solid var(--line);padding:19px 0;color:var(--muted);font-size:14px;line-height:1.65}summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;color:#b6c9e1}summary::-webkit-details-marker{display:none}summary>span{color:#819dbc}details p{max-width:900px}footer{margin-top:8px;border-top:1px solid var(--line);padding:24px 0 30px;display:flex;justify-content:space-between;color:#8196b2;font-size:10px;letter-spacing:.12em}.footer-slash{padding:0 6px}@media(min-width:1500px){.shell{padding:0 64px}}@media(max-width:1050px){.shell{padding:0 28px}.controls{grid-template-columns:1fr 1fr}.actions{grid-column:1/-1;justify-content:flex-end}.metrics article{padding:20px 18px}.tempo-panel,.signal-panel{padding:24px}.tempo-display{min-height:136px}.privacy{font-size:12px}}@media(max-width:700px){.shell{padding:0 18px}header{height:97px;gap:12px}.brand{width:83px;height:76px}.identity{font-size:14px;padding-left:13px}.identity span{font-size:8px}.privacy{display:none}.topline{margin:27px 0 20px;align-items:flex-start;flex-direction:column;gap:16px}.eyebrow{font-size:10px}.status{font-size:12px;padding:8px 12px}.console{grid-template-columns:1fr}.tempo-panel{border-right:0;border-bottom:1px solid var(--line)}.tempo-display{margin-top:26px;min-height:125px}.tempo-display>span:first-child{font-size:116px}.tempo-hint{margin:16px 0 20px;min-height:0}.signal-panel{padding-top:22px}.canvas-wrap{height:155px}.metrics{grid-template-columns:1fr 1fr}.metrics article{padding:20px 16px}.metrics article:nth-child(2){border-right:0}.metrics article:nth-child(-n+2){border-bottom:1px solid var(--line)}.metric-label{font-size:10px;letter-spacing:.06em}.metrics strong{font-size:27px}.metrics small{font-size:11px}.controls{grid-template-columns:1fr;gap:22px}.actions{grid-column:auto;display:grid;grid-template-columns:auto 1fr}.actions button{min-height:52px}.message{font-size:13px}.metrics article>div{flex-wrap:wrap;gap:5px}.micro-label{font-size:11px}footer{font-size:9px;gap:20px}.primary{min-width:0}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}@media(max-width:360px){.tempo-panel,.signal-panel{padding:20px 16px}.shell{padding:0 12px}.metrics article{padding:18px 12px}}
@media(max-width:700px){body{padding-bottom:90px}.actions{position:fixed;bottom:0;left:0;right:0;z-index:10;padding:14px 18px calc(14px + env(safe-area-inset-bottom));background:#0b1728e8;border-top:1px solid #314c70;backdrop-filter:blur(12px)}.controls{margin-bottom:0}}

/* Liquid glass: translucent layers, edge highlights and blue light. */
body{background:#030303;background-image:radial-gradient(ellipse at 13% 30%,#173d681c,transparent 48%),radial-gradient(ellipse at 92% 65%,#17477c14,transparent 45%);background-attachment:fixed}
.console,.metrics{position:relative;background:linear-gradient(135deg,#c4dfff12,#0a0b0dd9 42%,#050607e8);border:1px solid #b8d9ff30;border-top-color:#d7eaff66;border-radius:22px;backdrop-filter:blur(28px) saturate(145%);-webkit-backdrop-filter:blur(28px) saturate(145%);box-shadow:inset 0 1px 0 #ffffff12,inset 0 -1px 0 #7fbaff18,0 20px 60px #00000040}
.console::before,.metrics::before{content:"";position:absolute;inset:0;pointer-events:none;border-radius:inherit;background:linear-gradient(120deg,#ffffff0d,transparent 30%,transparent 72%,#74b8ff0a);box-shadow:inset 1px 0 0 #ffffff10}
.tempo-panel{background:radial-gradient(ellipse at 40% 35%,#419cff0d,transparent 72%)}
.tempo-display>span:first-child{text-shadow:0 0 42px #3693ff3b}
.status,select,.reset,.view-buttons button.selected{background:linear-gradient(140deg,#a9d4ff16,#090a0cc9);border-color:#b3d5ff38;box-shadow:inset 0 1px 0 #ffffff1c,0 4px 18px #00000015;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}
select option{background:#090a0c;color:#f0f6ff}
.actions button{border-radius:12px;transition:background .2s,box-shadow .2s,transform .2s}
.primary{background:linear-gradient(155deg,#b3deff,#6bbcff 38%,#3a8def);border-color:#c9e7ffb3;box-shadow:inset 0 1px 1px #ffffffa6,inset 0 -2px 4px #1e55a950,0 5px 24px #2681f23d}
.primary:hover{background:linear-gradient(155deg,#d4edff,#86c9ff 38%,#4b9fff);box-shadow:inset 0 1px 1px #ffffffb3,0 7px 30px #2681f25c}
.actions button:active{transform:translateY(1px)}
.confidence-track,.meter-track{border-radius:8px;box-shadow:inset 0 1px 3px #0005}
.confidence-track span{box-shadow:0 0 12px #4aabff70}
@media(max-width:700px){.actions{background:linear-gradient(135deg,#789dc518,#050506f2);border-top-color:#b8d9ff45;box-shadow:0 -8px 30px #0003;backdrop-filter:blur(24px) saturate(150%);-webkit-backdrop-filter:blur(24px) saturate(150%)}}
@media(prefers-reduced-transparency:reduce){.console,.metrics,.status,select,.reset,.view-buttons button.selected,.actions{backdrop-filter:none;-webkit-backdrop-filter:none;background-color:#0b0c0e}}
/* Brand centered independently of the side labels. */
header{position:relative;display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);gap:24px}
header .brand{grid-column:2;grid-row:1;justify-self:center}
header .identity{grid-column:1;grid-row:1;justify-self:start;border-left:0;padding-left:0}
header .privacy{grid-column:3;grid-row:1;justify-self:end;margin-left:0}
@media(max-width:700px){header{gap:12px}.identity{font-size:12px}.identity span{font-size:7px;letter-spacing:.1em}}
/* Larger centered logo; preserve the proportions of the original artwork. */
header{height:170px}
header .brand{width:300px;height:150px;display:flex;align-items:center;justify-content:center}
header .brand img{width:300px;height:225px;max-width:none;flex-shrink:0;object-fit:contain}
@media(max-width:700px){header{height:180px;grid-template-columns:1fr;grid-template-rows:128px 36px;gap:0;padding:6px 0 10px}header .brand{grid-column:1;grid-row:1;width:min(290px,100%);height:128px}header .brand img{width:290px;height:218px}header .identity{grid-column:1;grid-row:2;justify-self:center;text-align:center;padding:0;font-size:12px}header .identity span{margin-top:5px;font-size:8px}}
/* Audio/video converter, sharing the black glass studio finish. */
[hidden]{display:none!important}.studio-nav{display:flex;gap:8px;margin-top:24px;flex-wrap:wrap}.studio-nav button{padding:10px 18px;border:1px solid #abcfff26;border-radius:12px;background:#ffffff05;color:var(--muted);font-size:14px}.studio-nav button.selected{color:var(--accent);border-color:#65b6ff80;background:linear-gradient(135deg,#65b6ff22,#090a0c);box-shadow:inset 0 1px #ffffff20}.converter-panel{padding:32px;border:1px solid #b8d9ff30;border-top-color:#d7eaff66;border-radius:22px;background:linear-gradient(135deg,#c4dfff12,#0a0b0dd9 42%,#050607e8);backdrop-filter:blur(28px);box-shadow:inset 0 1px #ffffff12,0 20px 60px #0004}.converter-intro h2{font-size:21px}.converter-intro p{color:var(--muted);line-height:1.6;font-size:16px;margin:12px 0 24px}.file-drop{position:relative;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:12px;padding:30px 18px;text-align:center;border:1px dashed #65b6ff66;border-radius:16px;background:#65b6ff06;cursor:pointer}.file-drop:hover,.file-drop.dragging{border-color:#a1d5ff;background:#65b6ff15}.file-drop:focus-within{outline:2px solid var(--accent);outline-offset:4px}.file-drop input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer}.upload-mark{font-size:36px;color:var(--accent)}.file-drop strong{font-size:18px;font-weight:500}.file-drop>span:not(.upload-mark):not(.file-choice){color:var(--muted);font-size:14px}.file-choice{font-size:14px;color:var(--accent);padding:10px 16px;border:1px solid #65b6ff55;border-radius:8px;margin-top:6px}.chosen-file{display:flex;gap:16px;align-items:center;justify-content:space-between;padding:18px 0;border-bottom:1px solid var(--line)}.chosen-file>div{min-width:0}.chosen-file strong{display:block;overflow-wrap:anywhere;font-size:16px}.chosen-file span{display:block;color:var(--muted);font-size:14px;margin-top:7px}.chosen-file button{flex-shrink:0}.conversion-options{display:grid;grid-template-columns:1.3fr 1fr;gap:24px;margin-top:26px}.conversion-options>div{min-width:0}.conversion-options label{display:block;font-size:14px;margin-bottom:10px}.converter-note{color:var(--muted);font-size:14px;line-height:1.6;min-height:24px;margin:14px 0 22px}.convert-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.convert-actions button,.chosen-file button,.download-result{border-radius:10px;padding:12px 20px;min-height:48px;font-size:14px;text-decoration:none}.download-result{color:var(--accent);border:1px solid var(--accent);display:inline-flex;align-items:center}.download-result:focus-visible{outline:2px solid white;outline-offset:4px}.conversion-progress{margin-top:24px}.conversion-progress label{display:block;font-size:14px;color:var(--muted);margin-bottom:10px}progress{width:100%;height:10px;accent-color:var(--accent)}.converter-panel .message{margin-bottom:0}#converterView details{margin-top:24px}#converterView details a{color:var(--accent)}body.converter-open{padding-bottom:0}@media(max-width:700px){.converter-panel{padding:22px 18px}.conversion-options{grid-template-columns:1fr;gap:18px}.studio-nav{display:grid;grid-template-columns:1fr 1fr;gap:8px}.studio-nav button{padding:10px;font-size:13px}.convert-actions>*{flex:1;text-align:center;justify-content:center}.file-drop{padding:24px 12px}.file-drop strong{font-size:16px}}

.mp3-studio-view{margin-top:24px}#mp3Frame{display:block;width:100%;height:980px;min-height:720px;border:0;background:transparent}
.rekordbox-view{margin-top:24px;overflow:hidden;border:1px solid #26374a;border-radius:8px;background:transparent}#rekordboxFrame{display:block;width:100%;height:calc(100vh - 260px);min-height:680px;border:0;background:transparent}@media(max-width:700px){#rekordboxFrame{height:calc(100vh - 280px);min-height:650px}}