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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 24px);
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 12% 10%, rgba(234, 216, 166, 0.42), transparent 28rem),
    radial-gradient(circle at 88% 28%, rgba(220, 230, 214, 0.58), transparent 24rem),
    linear-gradient(180deg, var(--color-bg), #fffaf3 48%, var(--color-bg));
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  overflow-x: hidden;
  position: relative;
  text-rendering: optimizeLegibility;
}

body::before {
  animation: notebookDrift 18s ease-in-out infinite alternate;
  background-image:
    linear-gradient(rgba(200, 162, 74, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200, 162, 74, 0.08) 1px, transparent 1px);
  background-size: 44px 44px;
  content: "";
  inset: 0;
  pointer-events: none;
  position: fixed;
  transform: translate3d(0, 0, 0);
  z-index: -1;
}

body.nav-open {
  overflow: hidden;
}

a {
  color: inherit;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.22em;
  transition: var(--transition);
}

a:hover {
  color: var(--color-gold);
}

button {
  font: inherit;
}

img,
svg {
  max-width: 100%;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  letter-spacing: 0;
  line-height: 1.12;
}

h1 {
  max-width: 920px;
  font-size: clamp(2.6rem, 7vw, 5.9rem);
}

h2 {
  max-width: 820px;
  font-size: clamp(2rem, 4vw, 3.55rem);
}

h3 {
  font-size: clamp(1.2rem, 2vw, 1.55rem);
}

p {
  color: var(--color-muted);
}

ul {
  padding-left: 1.2rem;
}

:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 4px;
}

@keyframes notebookDrift {
  from {
    opacity: 0.26;
    transform: translate3d(-10px, -8px, 0);
  }

  to {
    opacity: 0.42;
    transform: translate3d(10px, 8px, 0);
  }
}

.skip-link {
  background: var(--color-text);
  color: var(--color-surface);
  left: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  position: fixed;
  top: var(--space-md);
  transform: translateY(-160%);
  z-index: 100;
}

.skip-link:focus {
  transform: translateY(0);
}

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

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  body::before {
    animation: none;
  }
}