/* ============================================================
   Qabas Energy — Spacing, Radius, Shadow, Motion, Layout
   8px base grid
   ============================================================ */

:root {
  /* ---------- Spacing (8px grid) ---------- */
  --space-0:  0px;
  --space-1:  4px;
  --space-2:  8px;
  --space-3:  12px;
  --space-4:  16px;
  --space-5:  20px;
  --space-6:  24px;
  --space-8:  32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;
  --space-32: 128px;

  /* ---------- Radius ---------- */
  --radius-xs:   4px;
  --radius-sm:   8px;
  --radius-md:   12px;
  --radius-lg:   16px;
  --radius-xl:   22px;
  --radius-2xl:  28px;
  --radius-pill: 999px;
  --radius-card: var(--radius-lg);

  /* ---------- Borders ---------- */
  --border-width: 1px;
  --border-width-strong: 1.5px;

  /* ---------- Shadows (cool ink-tinted, soft) ---------- */
  --shadow-xs:  0 1px 2px rgba(17, 18, 31, 0.06);
  --shadow-sm:  0 1px 3px rgba(17, 18, 31, 0.08), 0 1px 2px rgba(17, 18, 31, 0.04);
  --shadow-md:  0 4px 12px rgba(17, 18, 31, 0.08), 0 2px 4px rgba(17, 18, 31, 0.04);
  --shadow-lg:  0 14px 32px rgba(17, 18, 31, 0.10), 0 4px 10px rgba(17, 18, 31, 0.05);
  --shadow-xl:  0 28px 60px rgba(17, 18, 31, 0.14), 0 8px 18px rgba(17, 18, 31, 0.06);
  /* brand glow — for primary CTAs / spark moments */
  --shadow-brand: 0 8px 24px rgba(18, 178, 101, 0.30);
  --shadow-brand-lg: 0 16px 44px rgba(18, 178, 101, 0.36);
  --ring-focus: 0 0 0 3px rgba(18, 178, 101, 0.32);

  /* ---------- Motion ---------- */
  --ease-out:   cubic-bezier(0.22, 1, 0.36, 1); /* @kind other */
  --ease-in-out:cubic-bezier(0.65, 0, 0.35, 1); /* @kind other */
  --ease-spring:cubic-bezier(0.34, 1.56, 0.64, 1); /* @kind other */
  --dur-fast:   120ms; /* @kind other */
  --dur-base:   200ms; /* @kind other */
  --dur-slow:   360ms; /* @kind other */

  /* ---------- Layout ---------- */
  --container-sm:  640px;
  --container-md:  840px;
  --container-lg:  1080px;
  --container-xl:  1280px;
  --container-2xl: 1440px;
  --gutter: var(--space-6);
}