/* theme: indigo-code — 靛蓝代码 */
/* 配色源: ui-ux-pro-max #9 Educational App (indigo + orange)  字体源: #9 Developer Mono (JetBrains Mono + IBM Plex Sans) */
:root{
  --bg:#EEF2FF;--bg-soft:#E0E7FF;--surface:#FFFFFF;--surface-2:#EBEEF8;
  --border:rgba(30,27,75,.1);--border-strong:rgba(30,27,75,.22);
  --text-1:#1E1B4B;--text-2:#312E81;--text-3:#64748B;
  --accent:#4F46E5;--accent-2:#EA580C;--accent-3:#818CF8;
  --good:#059669;--warn:#D97706;--bad:#DC2626;
  --grad:linear-gradient(135deg,#4F46E5,#EA580C);
  --grad-soft:linear-gradient(135deg,#EEF2FF,#FFF7ED);
  --radius:8px;--radius-sm:4px;--radius-lg:14px;
  --shadow:0 1px 3px rgba(79,70,229,.06),0 4px 12px rgba(79,70,229,.04);
  --shadow-lg:0 4px 12px rgba(79,70,229,.1),0 16px 40px rgba(79,70,229,.06);
  --font-sans:'IBM Plex Sans','Noto Sans SC',sans-serif;
  --font-display:'IBM Plex Sans','Noto Sans SC',sans-serif;
  --font-mono:'JetBrains Mono',monospace;
}
.card{border:1px solid var(--border)}
.kicker{color:var(--accent);font-family:var(--font-mono);font-size:.85em;letter-spacing:.02em}
h1.title,.h1{font-weight:700;letter-spacing:-.02em}
code,pre{font-family:var(--font-mono)}