:root {
  --bg: radial-gradient(60% 40% at 18% 8%, #FFFFFF 0%, transparent 60%),
        radial-gradient(50% 40% at 85% 82%, #D5DEE3 0%, transparent 60%), #EEF2F4;
  --surface: rgba(255,255,255,.72); --surface-strong: rgba(255,255,255,.88);
  --surface-blur: rgba(255,255,255,.55); --blur: blur(20px);
  --border: 1px solid rgba(0,0,0,.06);
  --border-light: 1px solid rgba(0,0,0,.04);
  --glow: 0 0 24px rgba(255,255,255,.6), 0 8px 24px rgba(147,177,194,.12);
  --shadow-soft: 0 4px 16px rgba(147,177,194,.12);
  --r-card: 18px; --r-ctrl: 10px; --r-pill: 999px;
  --text-1: #424242; --text-2: #5A6B7C; --text-3: #93B1C2;
  --accent: #93B1C2; --accent-soft: #A9C6D5; --accent-faint: rgba(147,177,194,.28);
  --accent-deep: #5A8599;
  --chip-bg: radial-gradient(120% 120% at 30% 25%, #FFFFFF, #D5DEE3);
  --chip-shadow: 0 4px 12px rgba(147,177,194,.28), inset 0 1px 1px rgba(255,255,255,.9);
  --ok: #3E7A5E; --ok-bg: rgba(122,168,141,.14); --ok-bd: rgba(122,168,141,.4);
  --err: #A85252; --err-bg: rgba(196,112,112,.12); --err-bd: rgba(196,112,112,.4);
  --warn: #8A6A2F; --warn-bg: rgba(194,154,90,.14); --warn-bd: rgba(194,154,90,.4);
  --fs-body: 13px; --fs-table: 12px; --fs-micro: 10px; --pad-card: 16px; --gap: 12px;
  --font-serif: 'Georgia', 'Noto Serif SC', 'Songti SC', serif;
  --font-mono: 'Menlo', 'Monaco', 'Courier New', monospace;
  --sidebar-width: 240px;
}