:root{
  --bg:#06080b;
  --line:rgba(255,255,255,.075);
  --line-strong:rgba(255,255,255,.14);
  --ink:#eef1f4;
  --muted:#8b929c;
  --lime:#c8f031;
  --pale:#96dca0;
  --radius:20px;
}
*{box-sizing:border-box}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font:400 14px/1.45 -apple-system,BlinkMacSystemFont,"SF Pro Text","Inter",system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;padding:0 28px 48px;
}
.glow{
  position:fixed;inset:-20% -10% auto -10%;height:520px;pointer-events:none;z-index:0;
  background:
    radial-gradient(500px 260px at 22% 0%,rgba(200,240,49,.10),transparent 70%),
    radial-gradient(620px 300px at 78% 6%,rgba(70,140,255,.07),transparent 70%);
  filter:blur(6px);
}
.top,.col,footer{position:relative;z-index:1}

/* header */
.top{
  max-width:1180px;margin:0 auto;padding:30px 0 22px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.brand{display:flex;align-items:center;gap:14px}
.brand img{width:42px;height:42px;border-radius:11px;border:1px solid var(--line)}
.brand h1{margin:0;font-size:17px;letter-spacing:-.2px;font-weight:600}
.brand p{margin:2px 0 0;color:var(--muted);font-size:12.5px}
.spec{display:flex;gap:8px}
.spec span{
  font:500 11px/1 ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.06em;
  color:#a9b0ba;border:1px solid var(--line);border-radius:999px;padding:7px 11px;background:rgba(255,255,255,.02);
}

/* layout */
main{
  max-width:1180px;margin:0 auto;display:grid;gap:20px;
  grid-template-columns:minmax(0,1fr) 420px;align-items:start;
}
.col{display:flex;flex-direction:column;gap:20px;min-width:0}
.side{position:sticky;top:24px}

/* panels */
.panel{
  background:linear-gradient(180deg,rgba(255,255,255,.035),rgba(255,255,255,.012));
  border:1px solid var(--line);border-radius:var(--radius);
  padding:20px 22px 22px;backdrop-filter:blur(8px);
}
.head{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.head h2{margin:0;font-size:14px;font-weight:600;letter-spacing:-.1px}
.num{
  width:24px;height:24px;border-radius:8px;display:grid;place-items:center;
  font:600 11.5px/1 ui-monospace,Menlo,monospace;color:var(--lime);
  background:rgba(200,240,49,.10);border:1px solid rgba(200,240,49,.24);
}
.head-note{margin-left:auto;color:var(--muted);font-size:11.5px}

/* drop zone */
.drop{
  display:block;border:1px dashed rgba(255,255,255,.16);border-radius:16px;
  padding:18px;cursor:pointer;transition:.16s;background:rgba(255,255,255,.012);
}
.drop:hover,.drop.over{border-color:rgba(200,240,49,.5);background:rgba(200,240,49,.05)}
.drop.busy{opacity:.6;pointer-events:none}
.drop-body{display:flex;align-items:center;gap:14px}
.drop-icon{
  width:40px;height:40px;flex:none;border-radius:12px;display:grid;place-items:center;
  color:var(--lime);background:rgba(200,240,49,.08);border:1px solid rgba(200,240,49,.2);
}
.drop-text{display:flex;flex-direction:column;gap:2px;min-width:0}
.drop-text strong{font-size:13.5px;font-weight:600}
.drop-text span{font-size:12px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.drop-state{
  margin-left:auto;font:600 11px/1 ui-monospace,Menlo,monospace;letter-spacing:.06em;text-transform:uppercase;
  color:var(--lime);border:1px solid rgba(200,240,49,.3);border-radius:999px;padding:8px 12px;white-space:nowrap;
}

/* crop editor */
.crop-wrap{margin-top:14px}
.crop-stage{
  position:relative;border-radius:14px;overflow:hidden;border:1px solid var(--line);
  background:#05070a;line-height:0;user-select:none;touch-action:none;
}
.crop-stage img{width:100%;height:auto;display:block;max-height:340px;object-fit:contain;background:#05070a}
.crop-box{
  position:absolute;border:2px solid var(--lime);border-radius:4px;cursor:grab;
  box-shadow:0 0 0 999px rgba(4,6,9,.62),0 0 18px rgba(200,240,49,.28);
  box-sizing:border-box;
}
.crop-box:active{cursor:grabbing}
.crop-box::after{
  content:"";position:absolute;left:50%;top:50%;width:7px;height:7px;margin:-3.5px 0 0 -3.5px;
  border-radius:50%;background:rgba(200,240,49,.55);
}
.crop-controls{display:flex;align-items:center;gap:16px;margin-top:10px}
.crop-size{display:flex;align-items:center;gap:10px;flex:1;min-width:0}
.crop-size>span{font-size:11px;letter-spacing:.09em;text-transform:uppercase;color:var(--muted);white-space:nowrap}
.crop-controls em{font-style:normal;font-size:11px;color:#6a727c;white-space:nowrap}

/* overall score */
.overall{display:flex;align-items:flex-end;gap:14px;padding-bottom:4px}
.overall-wrap{display:flex;align-items:baseline;gap:9px}
.overall-num{
  font:600 62px/1 -apple-system,system-ui,sans-serif;letter-spacing:-2px;color:var(--pale);
  text-shadow:0 0 26px rgba(150,220,160,.28);
}
.overall-unit{font-size:15px;color:#6d7580}
.calc-pill{
  margin-left:auto;margin-bottom:12px;font:500 10px/1 ui-monospace,Menlo,monospace;
  letter-spacing:.12em;text-transform:uppercase;color:#8b939d;
  border:1px solid var(--line);border-radius:999px;padding:7px 10px;
}

/* stats */
.stats{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:16px}
.stat{
  display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:12px;
  border:1px solid var(--line);background:rgba(255,255,255,.014);transition:border-color .15s;
}
.stat:focus-within{border-color:rgba(200,240,49,.34)}
.stat input{
  background:transparent;border:none;outline:none;color:var(--pale);
  font:600 19px/1 -apple-system,system-ui,sans-serif;width:54px;padding:2px 0;
}
.stat input.name{
  color:#aeb5bf;font:500 10.5px/1 ui-monospace,Menlo,monospace;letter-spacing:.14em;
  width:auto;flex:1;text-transform:uppercase;min-width:0;
}
.stat .sep{width:1px;height:16px;background:var(--line-strong);flex:none}
.stat input[type=number]::-webkit-inner-spin-button,
.stat input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}
.stat input[type=number]{-moz-appearance:textfield;appearance:textfield}

/* fixed search line */
.locked{margin-top:18px;display:flex;flex-direction:column;gap:8px}
.locked-label{font-size:11px;letter-spacing:.09em;text-transform:uppercase;color:var(--muted)}
.locked-box{
  display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:11px;
  padding:11px 12px;background:rgba(255,255,255,.014);color:#cfd5dc;font-size:13px;
}
.locked-box b{color:var(--lime);font-weight:500}
.locked-box em{
  margin-left:auto;font:500 9.5px/1 ui-monospace,Menlo,monospace;letter-spacing:.12em;
  text-transform:uppercase;color:#697079;font-style:normal;
  border:1px solid var(--line);border-radius:999px;padding:5px 8px;
}

.line-field{display:flex;flex-direction:column;gap:8px;margin-top:2px}
.line-field>span{font-size:11px;letter-spacing:.09em;text-transform:uppercase;color:var(--muted)}
.hint{font-style:normal;font-size:11px;color:#6a727c;margin-top:2px}
input[type=range]{
  -webkit-appearance:none;appearance:none;width:100%;height:4px;border-radius:99px;
  background:linear-gradient(90deg,rgba(200,240,49,.75),rgba(200,240,49,.16));outline:none;margin:8px 0 2px;
}
.crop-size input[type=range]{width:100%;margin:0}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;width:16px;height:16px;border-radius:50%;background:#0e1319;
  border:2px solid var(--lime);cursor:pointer;box-shadow:0 0 12px rgba(200,240,49,.35);
}

/* render */
.render{
  width:100%;margin-top:18px;border:none;border-radius:13px;padding:15px;cursor:pointer;
  background:var(--lime);color:#0a0d10;font:600 13.5px/1 -apple-system,system-ui,sans-serif;
  letter-spacing:.01em;transition:.15s;box-shadow:0 10px 30px -12px rgba(200,240,49,.6);
}
.render:hover:not(:disabled){filter:brightness(1.08)}
.render:disabled{background:#1a2029;color:#5d646d;box-shadow:none;cursor:not-allowed}
.progress{height:3px;border-radius:99px;background:rgba(255,255,255,.07);margin-top:14px;overflow:hidden}
.progress i{display:block;height:100%;width:0;background:var(--lime);border-radius:99px;transition:width .25s}
.err{color:#ff8080;font-size:12px;margin:10px 0 0}

/* preview */
.preview-card{
  background:linear-gradient(180deg,rgba(255,255,255,.035),rgba(255,255,255,.01));
  border:1px solid var(--line);border-radius:var(--radius);padding:16px;
}
.preview-head{display:flex;align-items:center;justify-content:space-between;font-size:11.5px;color:var(--muted);margin-bottom:12px}
.pill{font:500 10.5px/1 ui-monospace,Menlo,monospace;color:#9aa1aa;border:1px solid var(--line);border-radius:999px;padding:6px 9px;background:transparent}
.pill.ok{color:var(--lime);border-color:rgba(200,240,49,.32);background:rgba(200,240,49,.07)}
.pill.play{cursor:pointer;transition:.15s}
.pill.play:hover:not(:disabled){color:var(--lime);border-color:rgba(200,240,49,.32)}
.pill.play:disabled{opacity:.45;cursor:default}
.frame{position:relative;border-radius:14px;overflow:hidden;background:#05070a;border:1px solid rgba(255,255,255,.06);aspect-ratio:1/1}
.frame canvas{width:100%;height:100%;display:block}
.frame.loading canvas{opacity:.35}
.frame-empty{
  position:absolute;inset:0;display:grid;place-items:center;padding:32px;text-align:center;
  color:#5e666f;font-size:12px;line-height:1.5;
}
.frame-empty.hidden{display:none}
.preview-foot{margin-top:10px;color:#6a727c;font-size:11px}

.result{margin-top:16px;display:flex;flex-direction:column;gap:10px}
.result video{width:100%;border-radius:14px;border:1px solid var(--line);background:#000;display:block}
.download{
  display:block;text-align:center;text-decoration:none;padding:13px;border-radius:12px;
  border:1px solid rgba(200,240,49,.36);color:var(--lime);font-weight:600;font-size:12.5px;
  background:rgba(200,240,49,.07);transition:.15s;
}
.download:hover{background:rgba(200,240,49,.13)}

footer{max-width:1180px;margin:26px auto 0;color:#59616b;font-size:11.5px}
.hidden{display:none !important}

@media (max-width:980px){
  main{grid-template-columns:1fr}
  .side{position:static}
}