:root {
  --space-1:0.25rem; --space-2:0.5rem; --space-3:0.75rem; --space-4:1rem; --space-5:1.25rem;
  --space-6:1.5rem; --space-8:2rem; --space-10:2.5rem; --space-15:3.75rem; --space-20:5rem; --space-25:6.25rem;
  --radius-1:4px; --radius-2:8px; --radius-4:16px; --radius-5:20px; --radius-6:24px; --radius-10:40px; --radius-full:9999px;
  --header-height:84px; --container-max:1600px; --container-gutter:1rem;
  --shadow-pop:0 8px 30px rgba(6,19,34,0.12);
  --shadow-card:0 2px 12px rgba(6,19,34,0.06);
  --ease-quad:cubic-bezier(0.455,0.03,0.515,0.955);
  --dur-base:0.3s; --dur-slow:0.4s;
  --transition-base:all var(--dur-base) var(--ease-quad);
}