/* ============================================================
   Madain Al Mustaqbal — Spacing, radii, borders, shadows, motion
   ============================================================ */
:root {
  /* ---- Spacing (4px base) ---- */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;
  --space-10: 128px;

  /* ---- Radii — architectural, near-sharp ---- */
  --radius-none: 0px;     /* hero media, full-bleed sections */
  --radius-sm: 2px;       /* buttons, inputs, tags */
  --radius-md: 4px;       /* cards, panels */
  --radius-lg: 8px;       /* modals, large media (max — never rounder) */
  --radius-pill: 999px;   /* reserved: status dots, avatar ring only */

  /* ---- Borders ---- */
  --border-w: 1px;
  --border-w-accent: 2px;  /* gold keylines, active tab underline */

  /* ---- Shadows — soft, warm, low ---- */
  --shadow-card: 0 1px 2px rgba(21, 22, 26, 0.05), 0 4px 16px rgba(21, 22, 26, 0.06);
  --shadow-raised: 0 2px 6px rgba(21, 22, 26, 0.08), 0 12px 32px rgba(21, 22, 26, 0.10);
  --shadow-modal: 0 8px 24px rgba(14, 15, 18, 0.16), 0 24px 64px rgba(14, 15, 18, 0.18);
  --shadow-gold-glow: 0 0 0 1px var(--border-gold), 0 4px 20px rgba(190, 146, 57, 0.18);

  /* ---- Motion — composed, unhurried ---- */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1); /* @kind other */
  --duration-fast: 150ms; /* @kind other */
  --duration-base: 240ms; /* @kind other */
  --duration-slow: 420ms; /* @kind other */
}