:root {
  --bg: #f7f6f2; --fg: #1d1d1b; --muted: #6b6a64; --card: #ffffff; --line: #e2e0d8;
  --accent: #1f5f4a; --accent-fg: #ffffff; --error: #a3261a; --radius: 10px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #161615; --fg: #ecebe6; --muted: #a09e96; --card: #1f1f1d; --line: #34332f;
          --accent: #6cc0a0; --accent-fg: #0f1a15; --error: #f08a7e; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg);
       font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
       min-height: 100vh; display: flex; flex-direction: column; }
a { color: var(--accent); }
.top { display: flex; justify-content: space-between; align-items: center; padding: 14px 20px; max-width: 760px; width: 100%; margin: 0 auto; }
.brand { font-weight: 700; text-decoration: none; color: var(--fg); letter-spacing: -0.01em; }
.top nav a { color: var(--muted); text-decoration: none; font-size: 14px; }
main { flex: 1; width: 100%; max-width: 760px; margin: 0 auto; padding: 8px 16px 40px; }
footer { color: var(--muted); font-size: 13px; text-align: center; padding: 20px 16px; display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
h1 { font-size: 26px; line-height: 1.25; margin: 0 0 16px; letter-spacing: -0.01em; }
.hero h1 { font-size: 32px; margin: 16px 0 20px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.drop { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; text-align: center;
        border: 2px dashed var(--line); border-radius: var(--radius); padding: 36px 16px; cursor: pointer; }
.drop.over, .drop:focus-within { border-color: var(--accent); }
.drop input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.drop-main { font-weight: 600; }
.drop-sub, .hint, .meta { color: var(--muted); font-size: 14px; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 16px 0; }
@media (max-width: 520px) { .row { grid-template-columns: 1fr; } .hero h1 { font-size: 26px; } }
label { display: flex; flex-direction: column; gap: 4px; font-size: 14px; color: var(--muted); }
select { font: inherit; color: var(--fg); background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 9px 10px; }
button, .button { font: inherit; font-weight: 600; border: 0; border-radius: 8px; padding: 11px 18px; cursor: pointer;
                  background: var(--accent); color: var(--accent-fg); text-decoration: none; display: inline-block; text-align: center; }
button[disabled] { opacity: .6; cursor: progress; }
#submit { width: 100%; }
.button.secondary { background: transparent; color: var(--accent); border: 1px solid var(--accent); }
button.link { background: none; color: var(--muted); padding: 0; font-weight: 400; text-decoration: underline; font-size: 14px; }
.error { color: var(--error); margin: 12px 0 0; }
.points { list-style: none; padding: 0; margin: 20px 0 0; display: grid; gap: 8px; }
.points strong { color: var(--fg); }
.points li { color: var(--muted); }
.downloads { display: flex; gap: 10px; flex-wrap: wrap; margin: 4px 0 12px; }
progress { width: 100%; height: 12px; accent-color: var(--accent); }
.job [data-show] { display: none; }
.job[data-state="queued"] [data-show~="queued"], .job[data-state="running"] [data-show~="running"],
.job[data-state="done"] [data-show~="done"], .job[data-state="failed"] [data-show~="failed"],
.job[data-state="deleted"] [data-show~="deleted"], .job[data-state="expired"] [data-show~="expired"] { display: block; }
#delete { margin-top: 20px; }
.stats { display: grid; grid-template-columns: 1fr auto; gap: 8px 16px; margin: 0; }
.stats dt { color: var(--muted); }
.stats dd { margin: 0; font-weight: 600; text-align: right; }