/* ============================================================
   Sorria — Spacing, radii, shadows, motion, layout
   ============================================================ */

:root {
  /* ---- Spacing scale (4px base) ---- */
  --space-0:  0;
  --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;
  --space-10: 64px;
  --space-11: 80px;
  --space-12: 96px;

  /* ---- Radii ---- */
  --radius-xs:   4px;
  --radius-sm:   6px;
  --radius-md:   8px;
  --radius-lg:   12px;
  --radius-xl:   16px;
  --radius-2xl:  20px;
  --radius-3xl:  28px;
  --radius-full: 9999px;

  /* ---- Border widths ---- */
  --border-width: 1px;
  --border-width-strong: 1.5px;

  /* ---- Shadows — soft, layered (Linear/Stripe feel) ---- */
  --shadow-xs:  0 1px 2px rgba(16, 24, 40, 0.05);
  --shadow-sm:  0 1px 2px rgba(16, 24, 40, 0.06), 0 1px 3px rgba(16, 24, 40, 0.05);
  --shadow-md:  0 2px 4px -2px rgba(16, 24, 40, 0.06), 0 4px 10px -2px rgba(16, 24, 40, 0.08);
  --shadow-lg:  0 4px 8px -3px rgba(16, 24, 40, 0.07), 0 12px 24px -6px rgba(16, 24, 40, 0.10);
  --shadow-xl:  0 8px 16px -6px rgba(16, 24, 40, 0.10), 0 24px 48px -12px rgba(16, 24, 40, 0.16);
  --shadow-focus: 0 0 0 3px var(--ring);

  /* Inner highlight used on brand/elevated chips */
  --shadow-inset-top: inset 0 1px 0 rgba(255, 255, 255, 0.12);

  /* ---- 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:   180ms; /* @kind other */
  --dur-slow:   260ms; /* @kind other */
  --dur-slower: 400ms; /* @kind other */

  /* ---- Layout ---- */
  --sidebar-width: 256px;
  --sidebar-collapsed: 68px;
  --topbar-height: 60px;
  --container-max: 1280px;
  --content-gutter: var(--space-7);
  --focus-ring-width: 3px;
}

[data-theme="dark"] {
  --shadow-xs:  0 1px 2px rgba(0, 0, 0, 0.35);
  --shadow-sm:  0 1px 2px rgba(0, 0, 0, 0.4), 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md:  0 2px 4px -2px rgba(0, 0, 0, 0.45), 0 4px 12px -2px rgba(0, 0, 0, 0.5);
  --shadow-lg:  0 4px 10px -3px rgba(0, 0, 0, 0.5), 0 14px 30px -6px rgba(0, 0, 0, 0.6);
  --shadow-xl:  0 10px 20px -6px rgba(0, 0, 0, 0.55), 0 30px 60px -12px rgba(0, 0, 0, 0.7);
  --shadow-inset-top: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}