:root {
  --bg: #f6f7f9;
  --card: #ffffff;
  --text: #1b1f24;
  --muted: #5d6673;
  --line: #dde1e6;
  --accent: #2f6fdb;
  --accent-soft: #e8f0fd;
  --ok: #1f8a4c;
  --err: #c0392b;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171b;
    --card: #1d2126;
    --text: #e7eaee;
    --muted: #9aa3ae;
    --line: #2f353d;
    --accent: #6c9ef0;
    --accent-soft: #1f2b40;
    --ok: #4cc27f;
    --err: #ec7063;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
main { max-width: 720px; margin: 0 auto; padding: 40px 16px 64px; }
h1 { margin: 0 0 8px; font-size: 28px; letter-spacing: -0.01em; }
.lede { margin: 0 0 28px; color: var(--muted); }

.options {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px;
  display: grid;
  gap: 16px;
  margin-bottom: 20px;
}
.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.row label { font-weight: 600; }
select {
  font: inherit; color: var(--text); background: var(--card);
  border: 1px solid var(--line); border-radius: 8px; padding: 6px 10px;
}
.check { display: flex; gap: 8px; align-items: center; }
.check input { accent-color: var(--accent); }

.drop {
  border: 2px dashed var(--line);
  border-radius: 14px;
  background: var(--card);
  padding: 40px 16px;
  text-align: center;
  cursor: pointer;
  color: var(--muted);
  transition: border-color .15s, background .15s;
}
.drop:hover, .drop:focus-visible, .drop.over { border-color: var(--accent); background: var(--accent-soft); outline: none; }
.drop svg { width: 40px; height: 40px; color: var(--accent); }
.drop p { margin: 8px 0 0; }
.drop strong { color: var(--text); }

.jobs { list-style: none; margin: 20px 0 0; padding: 0; display: grid; gap: 12px; }
.job { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; }
.job-head { display: flex; justify-content: space-between; gap: 12px; }
.job .name { font-weight: 600; overflow-wrap: anywhere; }
.job .state { color: var(--muted); font-size: 14px; white-space: nowrap; }
.bar { height: 6px; background: var(--line); border-radius: 3px; margin-top: 10px; overflow: hidden; }
.bar > div { height: 100%; width: 0; background: var(--accent); transition: width .3s; }
.job.ok .bar > div { background: var(--ok); }
.job.err .bar > div { background: var(--err); width: 100%; }
.job.err .result { color: var(--err); }
.result { margin-top: 10px; font-size: 14px; }
.result:empty { display: none; }
.result { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 12px; }
.download {
  display: inline-block; background: var(--accent); color: #fff; text-decoration: none;
  padding: 6px 14px; border-radius: 8px; font-weight: 600;
}
.note { color: var(--muted); }
.tick { display: none; color: var(--ok); font-weight: 600; }
.job.downloaded .tick { display: inline; }
.job.downloaded .download { background: transparent; color: var(--accent); border: 1px solid var(--line); }
.remove {
  border: 0; background: transparent; color: var(--muted); font-size: 20px; line-height: 1;
  padding: 0 4px; cursor: pointer; border-radius: 6px;
}
.remove:hover { color: var(--err); }
.job:not(:has(.state)) .remove, .job.running .remove, .job.ok .remove, .job.err .remove { display: none; }
.job-head { align-items: center; }
.job-head .state { margin-left: auto; }

.batch {
  position: sticky; top: 0; z-index: 2;
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 14px 16px; margin-top: 20px; box-shadow: 0 4px 14px rgba(0, 0, 0, .06);
}
.batch[hidden] { display: none; }
.batch-head { font-weight: 600; }
.batch-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.batch-actions button {
  font: inherit; font-weight: 600; font-size: 14px; padding: 7px 14px; border-radius: 8px; cursor: pointer;
  border: 1px solid var(--line); background: var(--card); color: var(--text);
}
.batch-actions button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.batch-actions button:disabled { opacity: .55; cursor: default; }
.batch-actions button[hidden] { display: none; }
footer { margin-top: 36px; color: var(--muted); font-size: 13px; }

@media (max-width: 560px) {
  .job-head { flex-wrap: wrap; gap: 2px 8px; }
}