:root {
  --bg: #0f1115;
  --card: #1a1d24;
  --accent: #7c5cff;
  --accent-2: #00d4ff;
  --text: #e8eaed;
  --muted: #9aa0aa;
  --ok: #2ecc71;
  --err: #ff5c5c;
  --radius: 14px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: radial-gradient(1200px 600px at 50% -10%, #1b2030, var(--bg));
  color: var(--text);
  min-height: 100vh;
}

.container {
  max-width: 640px;
  margin: 0 auto;
  padding: 48px 20px 80px;
}

header { text-align: center; margin-bottom: 28px; }
h1 { font-size: 2rem; margin: 0 0 8px; }
.subtitle { color: var(--muted); margin: 0; line-height: 1.5; }

.card {
  background: var(--card);
  border: 1px solid #262a33;
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 18px;
}

.hidden { display: none !important; }

.dropzone {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 40px 20px;
  border: 2px dashed #39404d;
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color .2s, background .2s;
  text-align: center;
}
.dropzone:hover, .dropzone.drag { border-color: var(--accent); background: #20232c; }
.dz-icon { font-size: 2rem; }
.dz-text { font-weight: 600; }
.dz-hint { color: var(--muted); font-size: .85rem; }

.filename { text-align: center; color: var(--accent-2); margin: 14px 0 0; min-height: 1.2em; }

.music-row {
  display: block;
  margin-top: 14px;
  font-size: .85rem;
  color: var(--muted);
}
.music-row input { display: block; margin-top: 8px; color: var(--text); }

button, .download-btn {
  font: inherit;
  cursor: pointer;
  border: none;
  border-radius: 10px;
  padding: 12px 18px;
  width: 100%;
  margin-top: 16px;
  font-weight: 600;
}

#submit-btn, .download-btn {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  color: #fff;
  text-align: center;
  text-decoration: none;
  display: block;
}
#submit-btn:disabled { opacity: .45; cursor: not-allowed; }

button.secondary {
  background: transparent;
  border: 1px solid #39404d;
  color: var(--text);
}

.progress-bar {
  width: 100%;
  height: 12px;
  background: #262a33;
  border-radius: 999px;
  overflow: hidden;
  margin: 14px 0;
}
.progress-fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transition: width .4s ease;
}
.progress-msg { color: var(--muted); text-align: center; margin: 0; }
.aviso { color: #ffcc66; text-align: center; font-size: .9rem; }

.clips-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 14px;
  margin-bottom: 16px;
}
.clip-cell { display: flex; flex-direction: column; gap: 6px; }
.clip-cell video {
  width: 100%;
  border-radius: 10px;
  background: #000;
  aspect-ratio: 9 / 16;
}
.clip-dl {
  text-align: center;
  font-size: .85rem;
  color: var(--accent-2);
  text-decoration: none;
  padding: 4px;
  border: 1px solid #39404d;
  border-radius: 8px;
}
.clip-dl:hover { border-color: var(--accent); }

.error-msg { color: var(--err); text-align: center; word-break: break-word; }

footer { text-align: center; color: var(--muted); font-size: .8rem; margin-top: 24px; }