/* ============================================================
   Blank Space — Design Tokens (Session 2A)
   Frozen per phase2.md Section 2.1. Do not change a value here
   without updating phase2.md Section 2.1 first and flagging the
   change to every other Phase 2 session.
   ============================================================ */
:root {
  /* Colour */
  --bg-base: #0B140E;
  --bg-surface: #122018;
  --bg-raised: #1B2E22;
  --border: #2A3F31;
  --text-primary: #E9EDE8;
  --text-secondary: #92A897;
  --text-muted: #5C7267;
  --accent: #C8A96E;
  --status-green: #4ECB8C;
  --status-amber: #E8A838;
  --status-red: #E2685C;
  --action-snooze: #92A897;
  --action-delegate: #6FA0D6;

  /* Type scale: size / line-height */
  --text-xs-size: 11px;   --text-xs-lh: 16px;
  --text-sm-size: 13px;   --text-sm-lh: 18px;
  --text-base-size: 15px; --text-base-lh: 22px;
  --text-lg-size: 18px;   --text-lg-lh: 26px;
  --text-xl-size: 22px;   --text-xl-lh: 30px;
  --text-2xl-size: 28px;  --text-2xl-lh: 36px;
  --text-2xl-size-desktop: 32px; --text-2xl-lh-desktop: 40px;

  /* Fonts */
  --font-display: 'DM Serif Display', serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Spacing (4px grid) */
  --space-1: 4px;  --space-2: 8px;  --space-3: 12px; --space-4: 16px;
  --space-5: 20px; --space-6: 24px; --space-7: 32px; --space-8: 40px;
  --space-9: 48px;

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-full: 9999px;

  /* Motion */
  --transition-fast: 120ms;
  --transition-base: 200ms;
  --transition-slow: 300ms;

  /* Layout */
  --breakpoint-desktop: 900px;
  --sidebar-width: 220px;
  --content-max-width: 960px;
  --detail-reading-width: 640px;
}