/* base.css — reset, typography defaults, accessibility */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--fs-body-md);
  line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease-out);
}
a:hover { color: var(--color-blue); }

p { margin: 0 0 var(--space-md); max-width: 65ch; }

h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: var(--ls-heading);
  line-height: var(--lh-heading);
  margin: 0 0 var(--space-md);
}

h1 { font-size: var(--fs-display-lg); letter-spacing: var(--ls-display); line-height: var(--lh-display); }
h2 { font-size: var(--fs-heading-xl); }
h3 { font-size: var(--fs-heading-lg); }
h4 { font-size: var(--fs-heading-md); }

ul, ol { margin: 0 0 var(--space-md); padding-left: 1.25rem; }
li + li { margin-top: var(--space-2xs); }

button { font: inherit; cursor: pointer; }

hr { border: 0; border-top: var(--border); margin: var(--space-2xl) 0; }

::selection { background: var(--color-ink); color: var(--color-bg); }

:focus-visible {
  outline: 2px solid var(--color-blue);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-ink);
  color: var(--color-white);
  padding: var(--space-sm) var(--space-md);
  z-index: 999;
}
.skip-link:focus { left: var(--space-md); top: var(--space-md); }

.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;
}

/* Reusable text utilities */
.eyebrow {
  font-family: var(--font-ui);
  font-size: var(--fs-caption);
  letter-spacing: var(--ls-caption);
  text-transform: uppercase;
  color: var(--color-muted);
}

.lead {
  font-size: var(--fs-body-xl);
  line-height: 1.22;
  letter-spacing: -0.015em;
  max-width: 30ch;
}

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