/* theme: engineering-whiteprint — 工程白图 */
:root{
  --bg:#ffffff;--bg-soft:#f8fafc;--surface:#ffffff;--surface-2:#f4f7fb;
  --border:rgba(10,30,70,.22);--border-strong:#0a1e46;
  --text-1:#0a1e46;--text-2:#3a4a6a;--text-3:#8090a8;
  --accent:#0a1e46;--accent-2:#1e5ac4;--accent-3:#c42a10;
  --good:#1a6a3a;--warn:#c47a10;--bad:#c42a10;
  --grad:linear-gradient(135deg,#0a1e46,#1e5ac4);
  --grad-soft:linear-gradient(135deg,#eaf0fb,#f4f7fb);
  --radius:0px;--radius-sm:0px;--radius-lg:0px;
  --shadow:none;
  --shadow-lg:0 0 0 1px var(--border-strong);
  --font-sans:'Inter','Noto Sans SC',sans-serif;
  --font-mono:'JetBrains Mono','IBM Plex Mono',monospace;
  --font-display:'JetBrains Mono','Inter',monospace;
}
body{background:
  repeating-linear-gradient(0deg,rgba(10,30,70,.07) 0 1px,transparent 1px 40px),
  repeating-linear-gradient(90deg,rgba(10,30,70,.07) 0 1px,transparent 1px 40px),
  #ffffff}
.card{border:1px solid var(--border-strong);box-shadow:none;background:rgba(255,255,255,.85)}
.divider{background:var(--border-strong);height:1px}
.divider-accent{background:var(--border-strong);height:1px;width:100%}
.kicker{font-family:var(--font-mono);color:var(--accent-2);letter-spacing:.18em}
h1.title,h2.title,.h1,.h2{font-weight:600}
.pill{font-family:var(--font-mono);border:1px solid var(--border-strong);border-radius:0}