/* Pulse AI design tokens (variables only — no globals, no resets).
   Source of truth: developdoc/pulse_style_guide/.
   Each page's own style.css handles its layout. */

:root {
  /* === Brand === */
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --primary-soft: #eef2ff;

  --secondary: #3b82f6;
  --ai: #38bdf8;

  --accent: #ec4899;
  --accent-warm: #f97316;

  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;
  --info: #06b6d4;

  /* === Light mode surfaces (default per designer) === */
  --bg: #f8fafc;
  --surface: #ffffff;
  --surface-soft: #f3f4f6;
  --line: #e5e7eb;

  --text: #111827;
  --text-soft: #6b7280;
  --text-muted: #9ca3af;
  --text-disabled: #d1d5db;

  /* === Action === */
  --cta-bg: var(--text);
  --cta-text: #ffffff;
  --like: var(--accent);

  /* === Radii === */
  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 24px;
  --radius-pill: 999px;

  /* === Spacing === */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;

  /* === Typography === */
  --font-sans: Inter, -apple-system, BlinkMacSystemFont, "SF Pro Text",
    "PingFang TC", "Noto Sans TC", "Microsoft JhengHei", "Segoe UI", Roboto,
    sans-serif;

  --text-xs: 12px;
  --text-sm: 13px;
  --text-base: 14px;
  --text-md: 16px;
  --text-lg: 18px;
  --text-xl: 22px;
  --text-2xl: 28px;

  /* === Shadow === */
  --shadow-card: 0 16px 40px rgba(15, 23, 42, 0.06);
  --shadow-float: 0 24px 70px rgba(15, 23, 42, 0.12);
}