/* ============================================================
   Linax / Simac — Spacing, radii, shadows, borders, motion
   ============================================================ */
:root {
  /* Spacing scale (4px base) */
  --space-0: 0;
  --space-1: 0.25rem;   /* 4 */
  --space-2: 0.5rem;    /* 8 */
  --space-3: 0.75rem;   /* 12 */
  --space-4: 1rem;      /* 16 */
  --space-5: 1.5rem;    /* 24 */
  --space-6: 2rem;      /* 32 */
  --space-7: 2.5rem;    /* 40 */
  --space-8: 3rem;      /* 48 */
  --space-9: 4rem;      /* 64 */
  --space-10: 6rem;     /* 96 */
  --space-12: 8rem;     /* 128 */

  /* Radii — controlled, technical (not pill-heavy) */
  --radius-xs: 3px;
  --radius-sm: 5px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 18px;
  --radius-2xl: 26px;
  --radius-pill: 999px;
  --radius-card: var(--radius-lg);
  --radius-control: var(--radius-sm);

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

  /* Shadows — cool, low-spread, navy-tinted (clinical, not soft/fluffy) */
  --shadow-xs: 0 1px 2px rgba(18, 48, 73, 0.06);
  --shadow-sm: 0 1px 3px rgba(18, 48, 73, 0.08), 0 1px 2px rgba(18, 48, 73, 0.04);
  --shadow-md: 0 4px 12px rgba(18, 48, 73, 0.10), 0 2px 4px rgba(18, 48, 73, 0.05);
  --shadow-lg: 0 12px 28px rgba(18, 48, 73, 0.12), 0 4px 8px rgba(18, 48, 73, 0.06);
  --shadow-xl: 0 24px 56px rgba(18, 48, 73, 0.16);
  --shadow-focus: 0 0 0 3px var(--ring);
  --shadow-inset: inset 0 1px 2px rgba(18, 48, 73, 0.06);

  /* Layout */
  --container-sm: 640px;
  --container-md: 880px;
  --container-lg: 1120px;
  --container-xl: 1320px;
  --sidebar-width: 264px;
  --header-height: 64px;

  /* Motion — quick, precise, no bounce */
  --ease-standard: cubic-bezier(0.2, 0.0, 0.0, 1.0); /* @kind other */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1); /* @kind other */
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1); /* @kind other */
  --dur-fast: 120ms; /* @kind other */
  --dur-normal: 200ms; /* @kind other */
  --dur-slow: 360ms; /* @kind other */

  /* Z-index */
  --z-base: 1; /* @kind other */
  --z-sticky: 100; /* @kind other */
  --z-overlay: 1000; /* @kind other */
  --z-modal: 1100; /* @kind other */
  --z-toast: 1200; /* @kind other */
}