/* =========================================================
   base.css - Body, typography, keyframes, grain overlay
   ========================================================= */

body {
  background: var(--color-cream);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.7;
}

/* Grain texture overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 999;
  opacity: 0.4;
}

/* ---- Keyframe animations ---- */

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ---- Animation utility classes ---- */

.fade-up {
  animation: fadeUp 0.8s ease forwards;
  opacity: 0;
}

.delay-1 { animation-delay: 0.15s; }
.delay-2 { animation-delay: 0.30s; }
.delay-3 { animation-delay: 0.45s; }
.delay-4 { animation-delay: 0.60s; }

/* ---- Shared typography helpers ---- */

.section-label {
  display: block;
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-6);
}

.rule-line {
  width: 48px;
  height: 2px;
  background: var(--color-accent);
  margin: var(--space-12) auto;
}