/* LocalAudioCut — violet studio / waveform motif; soft 20px radius */
*,*::before,*::after{box-sizing:border-box}
body{
  margin:0;
  font-family:"Nunito",ui-rounded,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  color:var(--text);background:var(--bg);line-height:1.65;
  background-image:radial-gradient(ellipse 80% 50% at 50% -10%,rgba(109,40,217,.12),transparent);
}
a{color:var(--primary)}
.skip-link{position:absolute;left:-9999px}.skip-link:focus{left:8px;top:8px;background:#fff;padding:8px;z-index:10}
.site-header{background:rgba(255,255,255,.85);backdrop-filter:blur(10px);border-bottom:1px solid #e9d5ff;height:60px;position:sticky;top:0;z-index:5}
.header-inner,.main,.site-footer{max-width:760px;margin:0 auto;padding:0 16px}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:60px;gap:12px}
.logo{font-weight:800;font-size:1.25rem;text-decoration:none;color:var(--primary);letter-spacing:-.02em}
.site-nav{display:flex;gap:14px;flex-wrap:wrap}.site-nav a{text-decoration:none;color:var(--text);font-weight:600;font-size:.95rem}
.site-nav a:hover{color:var(--accent)}
.main{padding-top:24px;padding-bottom:48px}
.card{background:#fff;border:1px solid #e9d5ff;border-radius:20px;padding:22px;margin:0 0 20px;box-shadow:0 10px 30px rgba(46,16,101,.05)}
.hero{padding:8px 0 6px;position:relative}
.hero-wave{display:block;width:100%;max-width:280px;height:36px;margin:0 0 10px;opacity:.85}
.hero h1{margin:0;font-size:clamp(1.8rem,4vw,2.4rem);letter-spacing:-.03em;line-height:1.15}
.lead{color:var(--muted);margin:.4rem 0 0;font-size:1.05rem;max-width:36rem}
.trust{color:var(--muted);font-size:.95rem;margin:.4rem 0 0}
.drop{border:2px dashed #c4b5fd;border-radius:20px;padding:30px 16px;text-align:center;cursor:pointer;background:linear-gradient(180deg,#f5f3ff,#fff)}
.drop.over,.drop:focus{border-color:var(--primary);outline:2px solid var(--primary);outline-offset:2px}
.drop p{margin:.35rem 0}.muted{color:var(--muted);font-size:.9rem}
.meta{margin:12px 0;font-size:.95rem}
.wave-wrap{margin:12px 0}.wave{width:100%;max-width:100%;height:96px;display:block;border-radius:14px;background:#ede9fe}
.wave-note{margin:.4rem 0 0}
.trim{border:1px solid #e9d5ff;border-radius:16px;padding:14px;margin:12px 0;display:grid;grid-template-columns:1fr 1fr;gap:12px;background:#faf5ff}
.trim legend{grid-column:1 / -1}
.trim label{display:flex;flex-direction:column;gap:4px;font-size:.9rem;font-weight:600}
.trim input{padding:11px 12px;border:1px solid #ddd6fe;border-radius:12px;font:inherit}
.trim input:focus{outline:2px solid var(--accent);border-color:var(--accent)}
.actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:8px}
button,#run{background:linear-gradient(135deg,var(--primary),#7c3aed);color:#fff;border:0;border-radius:999px;padding:12px 20px;font:inherit;font-weight:700;cursor:pointer;box-shadow:0 6px 16px rgba(109,40,217,.25)}
button:hover,#run:hover{filter:brightness(1.05)}
button:disabled{opacity:.5;cursor:not-allowed;box-shadow:none}
.actions a.download{display:inline-block;font-weight:700;color:var(--accent);border:1px solid var(--accent);border-radius:999px;padding:10px 16px;text-decoration:none;background:#fff}
.actions a.download[hidden]{display:none}
.status{min-height:1.4em;margin:10px 0;font-size:.95rem}
.privacy-line{margin-top:8px}
.limits-line{margin-top:4px}
.selection{margin:0 0 4px}
.prose h2{margin-top:0}
.prose ol,.prose ul{padding-left:1.2rem}
.prose code{font-size:.9em;background:#f5f3ff;padding:.1em .35em;border-radius:6px}
.sources{font-size:.92rem}.sources a{word-break:break-word}
.site-footer{color:var(--muted);font-size:.9rem;padding-bottom:36px}
.site-footer a{color:var(--muted)}
details{border-top:1px solid #e9d5ff;padding:10px 0}summary{cursor:pointer;font-weight:600}
.guide-list{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.guide-list a{font-weight:700;text-decoration:none}
@media (max-width:560px){
  .trim{grid-template-columns:1fr}
  .hero h1{font-size:1.7rem}
}