/* ============================================================
   EFFECTS — radii, shadows, borders, motion
   ============================================================ */
:root {
  /* --- Corner radii (restrained, professional) --- */
  --radius-sm:   4px;
  --radius-md:   8px;    /* default for cards, inputs, buttons */
  --radius-lg:   14px;
  --radius-xl:   22px;
  --radius-pill: 999px;
  --radius-circle: 50%;

  /* --- Borders --- */
  --border-width: 1px; /* @kind other */
  --border-hairline: 1px solid var(--color-border); /* @kind other */
  --border-accent-width: 3px;   /* amber underline on eyebrows / active tabs @kind other */

  /* --- Shadows — soft, navy-tinted, low spread --- */
  --shadow-xs: 0 1px 2px rgba(4, 38, 63, 0.06);
  --shadow-sm: 0 2px 6px rgba(4, 38, 63, 0.08);
  --shadow-md: 0 6px 18px rgba(4, 38, 63, 0.10);
  --shadow-lg: 0 16px 40px rgba(4, 38, 63, 0.14);
  --shadow-focus: 0 0 0 3px rgba(89, 178, 231, 0.45);

  /* --- Motion --- */
  --ease-standard: cubic-bezier(0.4, 0, 0.2, 1); /* @kind other */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1); /* @kind other */
  --dur-fast: 140ms; /* @kind other */
  --dur-base: 220ms; /* @kind other */
  --dur-slow: 360ms; /* @kind other */

  /* --- Overlay --- */
  --overlay-scrim: rgba(4, 38, 63, 0.55); /* @kind other */
  --overlay-photo: linear-gradient(180deg, rgba(4,38,63,0) 35%, rgba(4,38,63,0.72) 100%); /* @kind other */
}