:root {
  color-scheme: dark;
  font-family: system-ui, sans-serif;
  background: #111827;
  color: #e5e7eb;
}
body { margin: 0; min-height: 100vh; background: #111827; }
.shell { width: min(920px, calc(100% - 2rem)); margin: 0 auto; padding: 2rem 0 4rem; }
.site-header, .section-heading { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.eyebrow, .muted { color: #9ca3af; }
h1 { margin: 0 0 1.5rem; font-size: clamp(1.6rem, 4vw, 2.4rem); }
h2 { margin-top: 0; }
.card { margin-top: 1.25rem; padding: 1.25rem; border: 1px solid #374151; border-radius: .75rem; background: #1f2937; }
.narrow { max-width: 420px; margin-inline: auto; }
.stack { display: grid; gap: .65rem; }
input, textarea { width: 100%; box-sizing: border-box; padding: .7rem; border: 1px solid #4b5563; border-radius: .4rem; background: #111827; color: inherit; font: inherit; }
.button { border: 0; border-radius: .4rem; padding: .7rem 1rem; background: #2563eb; color: white; cursor: pointer; font: inherit; }
.button-small { padding: .45rem .7rem; font-size: .9rem; text-decoration: none; }
.button-muted { background: #374151; }
.button-danger { background: #991b1b; }
.button:disabled { cursor: wait; opacity: .6; }
.notice { padding: .75rem; border-radius: .4rem; background: #374151; }
.notice-error { background: #7f1d1d; }
.downloads { display: grid; gap: .75rem; }
.download-row { padding: .9rem; border: 1px solid #374151; border-radius: .5rem; }
.backups { display: grid; gap: .75rem; margin-top: .8rem; }
.backup-row { display: flex; align-items: center; flex-wrap: wrap; gap: .75rem; padding: .9rem; border: 1px solid #374151; border-radius: .5rem; }
.backup-row strong { flex: 1 1 16rem; }
.download-meta { display: flex; flex-wrap: wrap; gap: .75rem; color: #d1d5db; }
.download-actions { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .8rem; }
.progress { height: .65rem; margin: .65rem 0; border-radius: 99px; background: #374151; overflow: hidden; }
.progress > span { display: block; height: 100%; background: #22c55e; }
a { color: #93c5fd; }