*, *::before, *::after {
  box-sizing: border-box;
}

* {
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-ink);
  background-color: var(--color-sand);
  -webkit-font-smoothing: antialiased;
}

img, picture, video, svg {
  display: block;
  max-width: 100%;
}

input, button, textarea, select {
  font: inherit;
  color: inherit;
}

a {
  color: var(--color-sage);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--color-sage-dark);
}

:focus-visible {
  outline: 2px solid var(--color-sage);
  outline-offset: 2px;
}

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 500;
  line-height: var(--leading-tight);
  color: var(--color-ink);
}

h1 { font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl)); }
h2 { font-size: clamp(var(--text-2xl), 3.5vw, var(--text-3xl)); }
h3 { font-size: var(--text-xl); }

p + p {
  margin-top: var(--space-2);
}

ul, ol {
  padding-left: var(--space-3);
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-2);
  z-index: 1000;
  padding: var(--space-1) var(--space-2);
  background: var(--color-ink);
  color: var(--color-white);
  text-decoration: none;
  border-radius: var(--radius-sm);
}

.skip-link:focus {
  top: var(--space-2);
}

/* Layout utilities */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-3);
}

.container--narrow {
  max-width: var(--max-width-narrow);
}

.section {
  padding-block: var(--space-6);
}

.section--compact {
  padding-block: var(--space-5);
}

.prose {
  max-width: var(--max-width-prose);
}

.prose p {
  color: var(--color-ink-muted);
}

.text-muted {
  color: var(--color-ink-muted);
}

.text-sm {
  font-size: var(--text-sm);
}

.text-accent {
  font-family: var(--font-accent);
  font-size: var(--text-2xl);
  color: var(--color-terracotta);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Grid helpers */
.grid-2 {
  display: grid;
  gap: var(--space-4);
}

.grid-3 {
  display: grid;
  gap: var(--space-4);
}

@media (min-width: 640px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 960px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-3--4cols { grid-template-columns: repeat(4, 1fr); }
}