/* base.css — reset + base typography */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--color-text);
  background: var(--color-background);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}
img, svg, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; padding: 0; }
button, input, textarea, select { font: inherit; color: inherit; }

h1, h2, h3, h4, h5 { line-height: var(--lh-heading); font-weight: var(--fw-bold); letter-spacing: -0.02em; }
h1 { font-size: var(--fs-h1); line-height: var(--lh-tight); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }
h4 { font-size: var(--fs-h4); }
h5 { font-size: var(--fs-h5); }
p { color: var(--color-text-muted); }

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

.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 200;
  background: var(--color-primary); color: #fff;
  padding: var(--sp-3) var(--sp-5); border-radius: 0 0 var(--radius-md) 0;
}
.skip-link:focus { left: 0; }

.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--sp-5); }
.section { padding-block: var(--sp-20); }
.eyebrow {
  display: inline-block; font-size: var(--fs-eyebrow); font-weight: var(--fw-semibold);
  text-transform: uppercase; letter-spacing: 0.14em; color: var(--color-primary);
  margin-bottom: var(--sp-3);
}
.lead { font-size: 1.125rem; color: var(--color-text-muted); max-width: 60ch; }
.text-gradient {
  color: var(--color-primary);
}

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