:root {
  --bg: #f6f6f4;
  --panel: #fff;
  --ink: #17181a;
  --muted: #6b6f76;
  --line: #e2e3e0;
  --accent: #1c4e8a;
  --stop-bg: #fdeceb; --stop-ink: #8c1d13; --stop-line: #f0b5ae;
  --warn-bg: #fdf5e3; --warn-ink: #7a5606; --warn-line: #ecd79c;
  --info-bg: #eaf5ec; --info-ink: #1f5c31; --info-line: #b6dcc0;
  --radius: 10px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #131416; --panel: #1b1d20; --ink: #eceded; --muted: #9aa0a8; --line: #2c2f34;
    --accent: #7fb4f0;
    --stop-bg: #2e1614; --stop-ink: #ff9f95; --stop-line: #562520;
    --warn-bg: #2c2410; --warn-ink: #f0cd7c; --warn-line: #514318;
    --info-bg: #14261a; --info-ink: #8fd6a4; --info-line: #2a4a33;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0; padding: 0 1rem 4rem;
  background: var(--bg); color: var(--ink);
  font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
main, .top, footer { max-width: 780px; margin: 0 auto; }

.top { padding: 2.5rem 0 1.5rem; }
.top h1 { font-size: 1.9rem; margin: 0 0 .5rem; letter-spacing: -.02em; }
.top h1 span { color: var(--accent); }
.top p { margin: 0 0 .5rem; color: var(--muted); max-width: 58ch; }
.top em { color: var(--ink); font-style: normal; font-weight: 600; }
.privacy { font-size: .875rem; }

.panel {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.25rem; margin-bottom: 1rem;
}
.panel h2 { font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin: 0 0 .75rem; font-weight: 600; }
.panel.small { font-size: .9rem; }
.hidden { display: none; }
.muted { color: var(--muted); font-size: .9rem; margin: .25rem 0 .75rem; }

textarea {
  width: 100%; resize: vertical; padding: .75rem;
  border: 1px solid var(--line); border-radius: 8px;
  background: var(--bg); color: var(--ink);
  font: 13px/1.5 ui-monospace, SFMono-Regular, Menlo, monospace;
}
textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.drop.over textarea { border-color: var(--accent); background: var(--info-bg); }

.row { display: flex; gap: .5rem; flex-wrap: wrap; margin-top: .75rem; align-items: center; }
button, .file {
  font: inherit; font-size: .9rem; padding: .5rem .9rem; border-radius: 8px;
  border: 1px solid var(--line); background: var(--panel); color: var(--ink); cursor: pointer;
}
button:hover, .file:hover { border-color: var(--accent); }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
button.primary:hover { filter: brightness(1.1); }
button.tiny { padding: .2rem .5rem; font-size: .78rem; }

.verdict { border-radius: 8px; padding: 1rem; border: 1px solid; margin-bottom: .75rem; }
.verdict h3 { margin: 0; font-size: 1.15rem; }
.verdict p { margin: .35rem 0 0; font-size: .9rem; opacity: .9; }
.v-stop { background: var(--stop-bg); color: var(--stop-ink); border-color: var(--stop-line); }
.v-warn { background: var(--warn-bg); color: var(--warn-ink); border-color: var(--warn-line); }
.v-info { background: var(--info-bg); color: var(--info-ink); border-color: var(--info-line); }

.signal { border-left: 3px solid var(--line); padding: .5rem 0 .5rem .75rem; margin-bottom: .5rem; }
.signal.s-stop { border-color: var(--stop-line); }
.signal.s-warn { border-color: var(--warn-line); }
.signal.s-info { border-color: var(--info-line); }
.signal strong { display: block; font-size: .93rem; }
.signal span { font-size: .86rem; color: var(--muted); }

details summary { cursor: pointer; font-size: .85rem; color: var(--muted); margin-top: .5rem; }
#facts { margin-top: .6rem; font-size: .85rem; }
#facts dl { display: grid; grid-template-columns: 9rem 1fr; gap: .25rem .75rem; margin: 0; }
#facts dt { color: var(--muted); }
#facts dd { margin: 0; }

.supplier { border-top: 1px solid var(--line); padding: .7rem 0; }
.supplier:first-child { border-top: 0; }
.supplier h4 { margin: 0 0 .15rem; font-size: .95rem; }
.supplier .meta { font-size: .8rem; color: var(--muted); }
.iban { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; margin-top: .4rem; font-size: .85rem; }
.iban code { font: 13px ui-monospace, Menlo, monospace; }
.badge { font-size: .7rem; padding: .1rem .4rem; border-radius: 4px; border: 1px solid var(--line); color: var(--muted); }
.badge.ok { background: var(--info-bg); color: var(--info-ink); border-color: var(--info-line); }

pre { background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: .75rem; overflow-x: auto; }
code { font: 12.5px ui-monospace, SFMono-Regular, Menlo, monospace; }
.count { text-transform: none; letter-spacing: 0; color: var(--muted); font-weight: 400; }
footer { padding-top: 1rem; font-size: .8rem; color: var(--muted); text-align: center; }