:root{
  /* Hairline + a single soft drop. There is no multi-tier shadow ladder. */
  --shadow-none:none;
  --shadow-soft:0 4px 16px rgba(0,0,0,0.04);
  --shadow-soft-raised:0 8px 24px rgba(0,0,0,0.06);
  --border-width-hairline:1px;
  --border-width-focus:2px;
  --focus-ring:0 0 0 3px rgba(41,37,36,0.12);
}