html {
  scroll-behavior: smooth;
  background: var(--color-bone);
}

body {
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bone);
  font-weight: 300;
  letter-spacing: 0.01em;
}

/* Grain texture — fixed overlay, very subtle */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='300' height='300'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/><feColorMatrix type='saturate' values='0'/></filter><rect width='300' height='300' filter='url(%23n)' opacity='1'/></svg>");
  opacity: 0.028;
  pointer-events: none;
  z-index: 9998;
  mix-blend-mode: multiply;
}

main { display: block; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--color-charcoal);
}

p {
  font-size: var(--fs-body);
  line-height: 1.7;
  color: var(--color-text);
  font-weight: 300;
}

p + p { margin-top: var(--space-4); }

a {
  color: inherit;
  transition: color var(--transition-fast), opacity var(--transition-fast);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

::selection {
  background: var(--color-navy);
  color: var(--color-white);
}

/* Layout primitives */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.container-narrow {
  width: 100%;
  max-width: var(--container-narrow);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.container-wide {
  width: 100%;
  max-width: var(--container-wide);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: var(--section-y); }
.section-tight { padding-block: clamp(3rem, 6vw, 5rem); }

/* Background variants */
.bg-bone   { background: var(--color-bone); color: var(--color-text); }
.bg-white  { background: var(--color-white); color: var(--color-text); }
.bg-navy   { background: var(--color-navy); color: var(--color-text-on-dark); }
.bg-charcoal { background: var(--color-charcoal); color: var(--color-text-on-dark); }

.bg-navy h1, .bg-navy h2, .bg-navy h3,
.bg-charcoal h1, .bg-charcoal h2, .bg-charcoal h3 {
  color: var(--color-text-on-dark);
}

.bg-navy p, .bg-charcoal p {
  color: var(--color-text-on-dark-muted);
}

/* Eyebrow — gold rule + label */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-sans);
  font-size: var(--fs-eyebrow);
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-5);
}

.eyebrow::before {
  content: "";
  display: inline-block;
  width: 28px;
  height: 1px;
  background: currentColor;
  flex-shrink: 0;
}

.bg-navy .eyebrow,
.bg-charcoal .eyebrow {
  color: var(--color-accent-light);
}

/* Display heading utility */
.display {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.0;
  letter-spacing: -0.02em;
}

.display-xl { font-size: var(--fs-display-xl); }
.display-l  { font-size: var(--fs-display-l); }
.display-m  { font-size: var(--fs-display-m); }

/* Lead paragraph */
.lead {
  font-size: var(--fs-body-lg);
  line-height: 1.65;
  color: var(--color-text-muted);
  font-weight: 300;
}

.bg-navy .lead, .bg-charcoal .lead {
  color: var(--color-text-on-dark-muted);
}

/* Scroll-reveal animations */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 900ms cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 900ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  body::after { display: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

.reveal-delay-1 { transition-delay: 120ms; }
.reveal-delay-2 { transition-delay: 240ms; }
.reveal-delay-3 { transition-delay: 360ms; }

/* Skip link */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-navy);
  color: var(--color-white);
  padding: var(--space-3) var(--space-5);
  z-index: 1000;
  transition: top var(--transition-base);
  font-family: var(--font-sans);
}

.skip-link:focus { top: 0; }