:root{
  --bg:#17141d;
  --bg2:#1f1b28;
  --card:#252031;
  --line:#3a3348;
  --ink:#f3eef6;
  --dim:#a79cb5;
  --gold:#d9b471;
  --gold-dim:#8c7442;
  --rose:#e3a7ac;
  --ok:#7fc9a0;
  --bad:#e08585;
  --r:14px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:
    radial-gradient(1100px 600px at 50% -10%, #2a2338 0%, transparent 70%),
    var(--bg);
  color:var(--ink);
  font:16px/1.5 -apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Roboto,sans-serif;
  -webkit-text-size-adjust:100%;
  padding:0 0 max(48px,env(safe-area-inset-bottom));
  overscroll-behavior-y:none;
}
.hidden{display:none !important}

/* ---------- hero ---------- */
.hero{padding:44px 20px 26px;text-align:center}
.hero-mark{color:var(--gold);letter-spacing:.5em;font-size:9px;margin-bottom:14px;opacity:.75}
.hero h1{
  margin:0;
  font-family:Didot,"Bodoni 72",Georgia,"Times New Roman",serif;
  font-weight:400;font-size:38px;letter-spacing:.02em;
}
.tagline{margin:8px 0 0;color:var(--dim);font-size:15px}

main{max-width:640px;margin:0 auto;padding:0 14px}

/* ---------- panels ---------- */
.panel{
  background:linear-gradient(180deg,var(--card),var(--bg2));
  border:1px solid var(--line);
  border-radius:var(--r);
  padding:20px 18px;
  margin:0 0 16px;
}
.panel h2{margin:0;font-size:19px;font-weight:600;letter-spacing:.01em}
.step-head{display:flex;align-items:center;gap:11px;margin-bottom:6px}
.step-num{
  flex:0 0 26px;height:26px;border-radius:50%;
  background:var(--gold);color:#221c11;
  display:grid;place-items:center;font-size:14px;font-weight:700;
}
.hint{color:var(--dim);font-size:13.5px;margin:8px 0 16px}
.hint.sub{margin:6px 0 0;font-size:12.5px}
.warn{border-color:#6b3b3b;background:linear-gradient(180deg,#2e2026,#241a1e)}
.warn h2{color:var(--bad)}

/* ---------- buttons ---------- */
.bigbtn{
  display:flex;align-items:center;justify-content:center;gap:10px;
  width:100%;padding:16px;margin-bottom:16px;
  border:1.5px dashed var(--gold-dim);border-radius:12px;
  background:rgba(217,180,113,.07);color:var(--gold);
  font-size:16px;font-weight:600;cursor:pointer;
  -webkit-tap-highlight-color:transparent;
}
.bigbtn:active{background:rgba(217,180,113,.16)}
.bigbtn-icon{font-size:21px;line-height:1}
.gobtn{
  display:block;width:100%;padding:16px;margin-top:6px;
  border:0;border-radius:12px;
  background:linear-gradient(180deg,#e8c483,#c99f57);
  color:#241c0d;font-size:17px;font-weight:700;text-align:center;
  text-decoration:none;cursor:pointer;
  -webkit-tap-highlight-color:transparent;
}
.gobtn:disabled{background:#332c40;color:#6d6480;cursor:default}
.gobtn:active:not(:disabled){filter:brightness(.94)}
.linkbtn{
  display:block;margin:14px auto 0;background:none;border:0;
  color:var(--dim);font-size:14px;text-decoration:underline;cursor:pointer;
}

/* ---------- fields ---------- */
.field{margin-bottom:18px}
.field>label{display:block;font-size:13px;font-weight:600;letter-spacing:.04em;
  text-transform:uppercase;color:var(--dim);margin-bottom:8px}
.opt{text-transform:none;letter-spacing:0;font-weight:400;opacity:.65}
input[type=text]{
  width:100%;padding:12px 13px;border-radius:10px;
  border:1px solid var(--line);background:#1b1724;color:var(--ink);
  font-size:16px;font-family:inherit;
}
input[type=text]:focus{outline:none;border-color:var(--gold-dim)}
.field>label.check,.check{display:flex;align-items:center;gap:10px;font-size:15px;
  text-transform:none;letter-spacing:.01em;color:var(--ink);font-weight:400;margin-bottom:6px}
.check input{width:19px;height:19px;accent-color:var(--gold)}
.row{display:flex;align-items:center;gap:12px}
.row output{min-width:44px;text-align:right;font-size:13px;color:var(--dim);
  font-variant-numeric:tabular-nums}
input[type=range]{flex:1;accent-color:var(--gold);height:26px}

/* ---------- chips & swatches ---------- */
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  padding:9px 14px;border-radius:999px;
  border:1px solid var(--line);background:#1b1724;color:var(--dim);
  font-size:14px;font-family:inherit;cursor:pointer;
  -webkit-tap-highlight-color:transparent;
}
.chip[aria-pressed=true]{
  border-color:var(--gold);background:rgba(217,180,113,.14);color:var(--gold);font-weight:600;
}
.swatches{display:flex;flex-wrap:wrap;gap:10px}
.swatch{
  width:56px;height:56px;border-radius:12px;border:2px solid transparent;
  cursor:pointer;padding:0;position:relative;overflow:hidden;
  -webkit-tap-highlight-color:transparent;
}
.swatch[aria-pressed=true]{border-color:var(--ink);box-shadow:0 0 0 2px var(--bg)}
.swatch i{position:absolute;left:0;right:0;bottom:0;height:9px;display:block}
.more{margin-top:4px;border-top:1px solid var(--line);padding-top:12px}
.more summary{cursor:pointer;color:var(--gold);font-size:14px;font-weight:600;
  list-style:none;padding:4px 0}
.more summary::-webkit-details-marker{display:none}
.more summary:before{content:"\25B8 ";display:inline-block;transition:transform .15s}
.more[open] summary:before{transform:rotate(90deg)}
.more>.field{margin-top:14px}

/* ---------- music ---------- */
.music-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-bottom:18px}
.music-card{
  border:1px solid var(--line);border-radius:12px;background:#1b1724;
  padding:12px 12px 10px;text-align:left;cursor:pointer;color:var(--ink);
  font-family:inherit;-webkit-tap-highlight-color:transparent;
}
.music-card[aria-pressed=true]{border-color:var(--gold);background:rgba(217,180,113,.12)}
.music-card b{display:block;font-size:14.5px;font-weight:600;margin-bottom:2px}
.music-card span{display:block;font-size:12px;color:var(--dim);line-height:1.35}
.music-card .prev{
  margin-top:9px;font-size:12px;color:var(--gold);
  border:1px solid var(--gold-dim);border-radius:99px;padding:3px 10px;
  display:inline-block;background:none;font-family:inherit;cursor:pointer;
}

/* ---------- clip list ---------- */
.empty{color:#6d6480;font-size:14px;text-align:center;padding:14px 0}
.clip-list{list-style:none;margin:0;padding:0}
.clip{
  display:flex;gap:11px;align-items:flex-start;
  background:#1b1724;border:1px solid var(--line);border-radius:12px;
  padding:10px;margin-bottom:9px;position:relative;
  touch-action:pan-y;
}
.clip.dragging{
  opacity:.96;z-index:40;position:relative;
  box-shadow:0 14px 34px rgba(0,0,0,.55);border-color:var(--gold);
}
.clip.shifted{transition:transform .17s ease}
.grip{
  flex:0 0 30px;align-self:stretch;display:grid;place-items:center;
  color:#5f5673;cursor:grab;touch-action:none;user-select:none;
  -webkit-user-select:none;font-size:17px;letter-spacing:1px;
  margin:-10px 0 -10px -10px;padding:0 6px;
}
.grip:active{cursor:grabbing;color:var(--gold)}
.thumb{
  flex:0 0 54px;width:54px;height:72px;border-radius:8px;
  background:#0e0c13 center/cover no-repeat;border:1px solid #2c2638;
}
.clip-body{flex:1;min-width:0}
.clip-top{display:flex;align-items:baseline;gap:8px}
.clip-idx{color:var(--gold);font-size:12px;font-weight:700;flex:0 0 auto}
.clip-name{
  font-size:13.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  flex:1;min-width:0;color:var(--ink);
}
.clip-dur{font-size:12px;color:var(--dim);flex:0 0 auto;font-variant-numeric:tabular-nums}
.clip-warn{font-size:12px;color:var(--bad);margin-top:4px}
.trim{margin-top:8px}
.trim-track{position:relative;height:26px}
.trim-track input[type=range]{
  position:absolute;left:0;right:0;top:0;width:100%;margin:0;
  background:none;pointer-events:none;-webkit-appearance:none;appearance:none;height:26px;
}
.trim-track input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;pointer-events:auto;
  width:16px;height:24px;border-radius:5px;background:var(--gold);
  border:2px solid #1b1724;cursor:pointer;
}
.trim-track input[type=range]::-moz-range-thumb{
  pointer-events:auto;width:16px;height:24px;border-radius:5px;
  background:var(--gold);border:2px solid #1b1724;cursor:pointer;
}
.trim-rail{position:absolute;left:0;right:0;top:11px;height:4px;
  background:#332c40;border-radius:2px}
.trim-sel{position:absolute;top:11px;height:4px;background:var(--gold);border-radius:2px}
.trim-read{display:flex;justify-content:space-between;font-size:11.5px;
  color:var(--dim);margin-top:2px;font-variant-numeric:tabular-nums}
.clip-actions{display:flex;flex-direction:column;gap:5px;align-items:center;margin-left:auto}
.iconbtn{
  background:none;border:1px solid var(--line);border-radius:8px;
  color:var(--dim);width:30px;height:30px;font-size:14px;cursor:pointer;
  display:grid;place-items:center;font-family:inherit;
  -webkit-tap-highlight-color:transparent;
}
.iconbtn:active{border-color:var(--gold);color:var(--gold)}
.clip-name-in{width:100%;margin-top:8px;padding:8px 10px;font-size:14px}
.summary{color:var(--dim);font-size:13px;text-align:center;padding-top:6px;
  border-top:1px solid var(--line);margin-top:4px}
.summary b{color:var(--ink)}

/* ---------- estimate / progress / result ---------- */
.estimate{
  background:#1b1724;border:1px solid var(--line);border-radius:10px;
  padding:12px 14px;margin-bottom:16px;font-size:13.5px;color:var(--dim);
}
.estimate b{color:var(--ink)}
.prog-canvas{width:100%;max-height:44vh;object-fit:contain;border-radius:10px;
  background:#000;display:block;margin:14px 0}
.bar{height:8px;border-radius:4px;background:#332c40;overflow:hidden}
.bar-fill{height:100%;width:0;background:linear-gradient(90deg,var(--gold),var(--rose));
  transition:width .25s linear}
.prog-meta{display:flex;justify-content:space-between;font-size:13px;
  color:var(--dim);margin-top:7px;font-variant-numeric:tabular-nums}
.result-video{width:100%;max-height:56vh;border-radius:10px;background:#000;
  display:block;margin:8px 0 16px}

footer{max-width:640px;margin:0 auto;padding:10px 20px 30px;text-align:center}
footer p{color:#6d6480;font-size:12.5px;margin:0}

@media(min-width:560px){
  .music-grid{grid-template-columns:1fr 1fr 1fr}
  .thumb{flex-basis:64px;width:64px;height:86px}
}