:root {
  --bg: #f7f7f5;
  --ink: #1a1a1a;
  --sub: #6b6b6b;
  --blue: #1752d9;
  --card: #ffffff;
  --border: #e2e2e0;
}
* { box-sizing: border-box; }
body { background: var(--bg); color: var(--ink); font: 15px/1.5 -apple-system, Segoe UI, Roboto, sans-serif; margin: 0; }
.wrap { max-width: 640px; margin: 0 auto; padding: 48px 24px; }
h1 { font-size: 1.6rem; margin: 0 0 6px; }
.sub { color: var(--sub); margin: 0 0 28px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 24px; }
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 18px; }
.field span { font-size: 0.85rem; color: var(--sub); }
input[type="file"], input[type="password"], select { padding: 8px; border: 1px solid var(--border); border-radius: 6px; background: #fff; font-size: 0.95rem; }
button, .button { display: inline-block; background: var(--blue); color: #fff; border: none; padding: 10px 20px; border-radius: 6px; font-size: 0.95rem; cursor: pointer; text-decoration: none; }
.note { color: var(--sub); font-size: 0.85rem; margin-top: 20px; }
.blue { color: var(--blue); font-weight: 600; }
.error { background: #fdecea; border: 1px solid #f5b7b1; color: #a12a20; padding: 10px 14px; border-radius: 6px; margin-bottom: 16px; }
.warning { background: #fff8e6; border: 1px solid #f0d896; color: #7a5b00; padding: 10px 14px; border-radius: 6px; margin-bottom: 16px; font-size: 0.9rem; }
.stats { background: #f3f3f1; padding: 12px; border-radius: 6px; font-size: 0.8rem; overflow-x: auto; }

.processing { text-align: center; }
.phase-label { font-size: 0.9rem; color: var(--sub); margin: 0 0 12px; }
.progress-track { background: #eceae6; border-radius: 999px; height: 10px; overflow: hidden; }
.progress-fill { background: var(--blue); height: 100%; border-radius: 999px; transition: width 0.4s ease; }
.pct { font-size: 1.4rem; font-weight: 700; color: var(--blue); margin: 10px 0 0; }
.elapsed { font-size: 0.8rem; color: var(--sub); margin-top: 16px; }
.spinner { width: 32px; height: 32px; margin: 0 auto 14px; border: 3px solid var(--border); border-top-color: var(--blue); border-radius: 50%; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }