:root {
  --bg: #0f1115; --panel: #181b22; --line: #2a2f3a; --text: #eef0f4; --muted: #9aa3b2;
  --accent: #4fd1c5; --accent-ink: #062a27; --error: #ff7b7b;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); }
header { padding: 20px 16px 8px; max-width: 960px; margin: 0 auto; }
h1 { font-size: 20px; margin: 0 0 12px; }
h2 { font-size: 18px; margin: 0 0 12px; }
main { max-width: 960px; margin: 0 auto; padding: 8px 16px 48px; }
.steps { display: flex; gap: 8px; list-style: none; padding: 0; margin: 0; flex-wrap: wrap; }
.steps li { font-size: 13px; color: var(--muted); padding: 4px 10px; border: 1px solid var(--line); border-radius: 999px; }
.steps li.on { color: var(--accent-ink); background: var(--accent); border-color: var(--accent); }
.screen { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 20px; }
.row { display: flex; gap: 8px; }
input[type=password] { flex: 1; padding: 10px 12px; border-radius: 8px; border: 1px solid var(--line); background: var(--bg); color: var(--text); font-size: 16px; }
button, .button {
  appearance: none; border: 1px solid var(--line); background: transparent; color: var(--text);
  padding: 10px 16px; border-radius: 8px; font-size: 15px; cursor: pointer; text-decoration: none; display: inline-block;
}
button.primary, .button.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); font-weight: 600; }
button:disabled { opacity: .4; cursor: not-allowed; }
.actions { display: flex; gap: 10px; margin-top: 16px; flex-wrap: wrap; }
.error { color: var(--error); }
.muted, .tip { color: var(--muted); font-size: 14px; }
.drops { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 600px) { .drops { grid-template-columns: 1fr; } }
.drop {
  position: relative; aspect-ratio: 16/10; border: 2px dashed var(--line); border-radius: 12px;
  display: flex; align-items: center; justify-content: center; overflow: hidden; cursor: pointer; background: var(--bg);
}
.drop.over { border-color: var(--accent); }
.drop input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.drop img { width: 100%; height: 100%; object-fit: cover; }
.drop-label { position: absolute; top: 8px; left: 8px; background: rgba(0,0,0,.6); padding: 2px 8px; border-radius: 6px; font-size: 12px; font-weight: 700; letter-spacing: .05em; z-index: 1; }
.hint { color: var(--muted); font-size: 14px; }
.editor { background: #000; border-radius: 10px; overflow: hidden; }
#crop-canvas { width: 100%; height: auto; display: block; touch-action: none; cursor: grab; }
#crop-canvas.dragging { cursor: grabbing; }
.controls { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; margin-top: 12px; font-size: 14px; color: var(--muted); }
.controls label { display: flex; align-items: center; gap: 8px; }
.ghost-btn { padding: 6px 12px; font-size: 13px; }
#progress { text-align: center; padding: 32px 0; }
.spinner { width: 40px; height: 40px; border-radius: 50%; border: 4px solid var(--line); border-top-color: var(--accent); margin: 0 auto 16px; animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
#final-video { display: block; height: min(70vh, 640px); aspect-ratio: 9/16; margin: 0 auto; background: #000; border-radius: 10px; }