:root {
  --ink: #1a2433;
  --muted: #5b6878;
  --rule: #d7dee7;
  --band: #eef2f7;
  --accent: #0f4c81;
  --accent-soft: #e3edf6;
  --good: #1e7d4f;
  --bad: #b3392e;
  --warn-bg: #fdf6e7;
  --warn-border: #d9a441;
  --bg: #f4f6f9;
  --card: #ffffff;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; padding: 0; }
body {
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
}
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }
header { background: var(--ink); color: #fff; padding: 26px 0 22px; }
header h1 { margin: 0 0 6px; font-size: 22px; letter-spacing: .2px; }
header .tag { margin: 0; color: #b9c4d2; font-size: 13.5px; max-width: 720px; }

main { padding: 24px 0 60px; }
.card {
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 18px;
  box-shadow: 0 1px 2px rgba(16, 30, 50, .04);
}

#dropzone {
  border: 2px dashed var(--rule);
  border-radius: 10px;
  padding: 34px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color .15s, background .15s;
  outline: none;
}
#dropzone:hover, #dropzone:focus, #dropzone.drag {
  border-color: var(--accent);
  background: var(--accent-soft);
}
.dz-icon { font-size: 30px; color: var(--accent); }
.dz-title { font-weight: 600; font-size: 16.5px; margin-top: 4px; }
.dz-sub { color: var(--muted); font-size: 13.5px; margin-top: 4px; max-width: 620px; margin-left: auto; margin-right: auto; }
.link { color: var(--accent); text-decoration: underline; }

#file-list { list-style: none; margin: 12px 0 0; padding: 0; }
#file-list li {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 12px; border: 1px solid var(--rule); border-radius: 8px;
  margin-top: 6px; font-size: 13.5px; background: #fafbfd;
}
#file-list .size { color: var(--muted); }
#file-list button {
  margin-left: auto; border: none; background: none; color: var(--bad);
  cursor: pointer; font-size: 15px; padding: 2px 6px;
}

.options {
  display: flex; flex-wrap: wrap; gap: 16px; align-items: end; margin-top: 18px;
}
.options label { display: flex; flex-direction: column; gap: 5px; font-size: 13px; color: var(--muted); font-weight: 600; }
.field-hint { font-size: 11px; font-weight: 400; line-height: 1.35; color: var(--muted); max-width: 22ch; }
.options input, .options select {
  font: inherit; padding: 8px 10px; border: 1px solid var(--rule); border-radius: 7px;
  min-width: 170px; background: #fff; color: var(--ink);
}
.options button {
  font: inherit; font-weight: 600; padding: 10px 22px; border: none; border-radius: 8px;
  background: var(--accent); color: #fff; cursor: pointer;
}
.options button:disabled { background: #a9b6c4; cursor: not-allowed; }
.error {
  margin-top: 14px; padding: 10px 14px; border-radius: 8px;
  background: #fbeceb; border: 1px solid #e4b1ab; color: var(--bad); font-size: 14px;
}

.results-head { display: flex; flex-wrap: wrap; gap: 14px; justify-content: space-between; align-items: start; }
.results-head h2 { margin: 0; font-size: 19px; }
.muted { color: var(--muted); font-size: 13px; margin: 4px 0 0; }
.downloads { display: flex; gap: 8px; flex-wrap: wrap; }
.btn {
  display: inline-block; padding: 9px 16px; border-radius: 8px; font-size: 14px;
  font-weight: 600; text-decoration: none; color: var(--accent);
  border: 1px solid var(--accent); background: #fff;
}
.btn.primary { background: var(--accent); color: #fff; }

.headline {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 12px; margin-top: 18px;
}
.stat { border: 1px solid var(--rule); border-radius: 9px; padding: 12px 14px; background: #fafbfd; }
.stat .k { font-size: 12px; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: .4px; }
.stat .v { font-size: 21px; font-weight: 700; margin-top: 3px; font-variant-numeric: tabular-nums; }
.stat .v.neg { color: var(--bad); }
.stat.hero { background: var(--accent-soft); border-color: var(--accent); }
.stat.warn { background: var(--warn-bg); border-color: var(--warn-border); }

.labels-row { display: flex; gap: 18px; flex-wrap: wrap; margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--rule); }
.labels-row .lbl { font-size: 13.5px; color: var(--muted); }
.labels-row b { color: var(--ink); font-variant-numeric: tabular-nums; }

.warn-card { background: var(--warn-bg); border-color: var(--warn-border); }
.warn-card h3, .flag-card h3, #recon-card h3 { margin: 0 0 8px; font-size: 15px; }
.warn-card ul, .flag-card ul { margin: 0; padding-left: 20px; font-size: 13.5px; }
.warn-card li { margin: 4px 0; }
.warn-card li.lead { font-weight: 600; }
.flag-card { background: #eef6f0; border-color: #79ad8e; }

.tabs { display: flex; gap: 4px; flex-wrap: wrap; border-bottom: 1px solid var(--rule); margin-bottom: 12px; }
.tabs button {
  font: inherit; font-size: 13.5px; font-weight: 600; color: var(--muted);
  border: none; background: none; padding: 8px 14px; cursor: pointer;
  border-bottom: 2.5px solid transparent;
}
.tabs button.active { color: var(--accent); border-bottom-color: var(--accent); }
.tabs .count { font-weight: 400; color: var(--muted); }

.tbl-wrap { overflow-x: auto; }
table.data { border-collapse: collapse; width: 100%; font-size: 12.8px; }
table.data th {
  text-align: left; background: var(--band); padding: 7px 9px;
  border-bottom: 1.5px solid var(--rule); white-space: nowrap;
  position: sticky; top: 0;
}
table.data td { padding: 6px 9px; border-bottom: 1px solid var(--rule); white-space: nowrap; }
table.data td.num { text-align: right; font-variant-numeric: tabular-nums; }
table.data td.neg { color: var(--bad); }
table.data td.note { white-space: normal; min-width: 220px; color: var(--muted); }
table.data tr:nth-child(even) td { background: #f7f9fc; }
.tbl-more { color: var(--muted); font-size: 13px; margin-top: 8px; }

#recon-summary { font-size: 14px; margin: 0 0 8px; }
.ok-pill, .bad-pill {
  display: inline-block; padding: 2px 10px; border-radius: 20px; font-size: 12.5px; font-weight: 700;
}
.ok-pill { background: #e2f2e9; color: var(--good); }
.bad-pill { background: #fbeceb; color: var(--bad); }

.disclaimer { color: var(--muted); font-size: 12.5px; max-width: 860px; }

#busy[hidden] { display: none; }
#busy {
  position: fixed; inset: 0; background: rgba(244, 246, 249, .8);
  display: flex; gap: 14px; align-items: center; justify-content: center;
  font-weight: 600; color: var(--ink); z-index: 10;
}
.spinner {
  width: 26px; height: 26px; border: 3.5px solid var(--rule);
  border-top-color: var(--accent); border-radius: 50%;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.about { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 28px; }
.about h3 { margin: 0 0 6px; font-size: 15px; }
.about ul { margin: 0; padding-left: 18px; font-size: 13.5px; color: var(--ink); }
.about li { margin: 5px 0; }
.about a, footer a { color: var(--accent); }
.about code { font-size: 12.5px; background: var(--band); padding: 1px 5px; border-radius: 4px; }
@media (max-width: 760px) { .about { grid-template-columns: 1fr; } }

.options button.secondary {
  background: #fff; color: var(--accent); border: 1px solid var(--accent); padding: 9px 18px;
}
.options button.secondary:disabled { color: #a9b6c4; border-color: #a9b6c4; background: #fff; }
.demo-box { display: flex; flex-direction: column; gap: 4px; }

.badge {
  display: inline-block; vertical-align: middle; margin-left: 8px; padding: 2px 9px;
  border-radius: 20px; font-size: 12px; font-weight: 700; letter-spacing: .3px;
  background: var(--warn-bg); color: #8a5a00; border: 1px solid var(--warn-border);
}
.btn.danger { color: var(--bad); border-color: var(--bad); cursor: pointer; font: inherit; font-size: 14px; font-weight: 600; }
.btn.danger:disabled { opacity: .5; cursor: wait; }
.btn.disabled { opacity: .4; pointer-events: none; }
.expiry { font-size: 13px; color: var(--muted); margin: 10px 0 0; }
.expiry.gone { color: var(--good); font-weight: 600; }

footer { color: var(--muted); font-size: 12.5px; padding-bottom: 40px; }