:root {
  --bg: #ffffff;
  --text: #1a1a1a;
  --muted: #4a4a4a;
  --line: #d0d0d0;
  --accent: #0b57d0;
  --panel: #f4f6f8;
  --critical: #a4001d;
  --serious: #8a4b00;
  --moderate: #3d4f00;
  --minor: #404040;
  --error: #a4001d;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121212;
    --text: #ececec;
    --muted: #bdbdbd;
    --line: #3a3a3a;
    --accent: #8ab4f8;
    --panel: #1e1f21;
    --critical: #ff8a9a;
    --serious: #ffb870;
    --moderate: #c5d86d;
    --minor: #cfcfcf;
    --error: #ff8a9a;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 1rem/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

main, header.site, footer.site { max-width: 46rem; margin: 0 auto; padding: 0 16px; }
header.site { padding-top: 1rem; }
footer.site { padding-bottom: 2rem; color: var(--muted); font-size: 0.9rem; border-top: 1px solid var(--line); margin-top: 3rem; }
.brand { font-weight: 600; margin: 0; }

h1 { font-size: 1.9rem; line-height: 1.25; margin: 1.5rem 0 0.75rem; }
h2 { font-size: 1.3rem; margin: 2.25rem 0 0.5rem; }
h3 { font-size: 1.05rem; margin: 1.5rem 0 0.4rem; }
a { color: var(--accent); }
code { font-size: 0.95em; }

:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }

.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 8px; background: var(--bg); padding: 0.5rem; }

.lede { font-size: 1.1rem; }
.scope { background: var(--panel); border-left: 4px solid var(--accent); padding: 0.25rem 1rem; margin: 1.5rem 0; }
.scope h2 { margin-top: 0.75rem; font-size: 1.1rem; }

form label { display: block; font-weight: 600; margin-top: 1.5rem; }
.row { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-top: 0.35rem; }
input[type="text"] {
  flex: 1 1 16rem; min-width: 0; font: inherit; padding: 0.6rem 0.75rem;
  border: 2px solid var(--muted); border-radius: 6px; background: var(--bg); color: var(--text);
}
button {
  font: inherit; font-weight: 600; padding: 0.6rem 1.1rem; border-radius: 6px; border: 0;
  background: var(--accent); color: var(--bg); cursor: pointer;
}
button[disabled] { opacity: 0.6; cursor: progress; }
.hint { color: var(--muted); font-size: 0.9rem; margin: 0.35rem 0 0; }

#status { min-height: 1.6em; margin-top: 1rem; font-weight: 600; }
#status.error { color: var(--error); }

.for { color: var(--muted); overflow-wrap: anywhere; }
.counts { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: 0.5rem 1.25rem; }
.counts .total { font-weight: 700; }
.counts .critical { color: var(--critical); }
.counts .serious { color: var(--serious); }
.counts .moderate { color: var(--moderate); }
.counts .minor { color: var(--minor); }

.findings { padding-left: 1.25rem; }
.findings li { margin-bottom: 0.9rem; overflow-wrap: anywhere; }
.findings p { margin: 0; }
.findings .location { font-family: ui-monospace, Consolas, monospace; font-size: 0.85rem; color: var(--muted); }
.findings .meta { font-size: 0.85rem; color: var(--muted); }
.scope-note { font-size: 0.9rem; color: var(--muted); border-top: 1px solid var(--line); padding-top: 0.75rem; }

.cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); gap: 0 2rem; }

/* R22 §1: the after-scan offer. Set apart from the findings, never styled as one. */
.offer {
  margin-top: 2rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  background: var(--panel);
}
.offer h3 { margin-top: 0; }