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

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;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  line-height: 1.15;
  margin: 0 0 var(--space-sm);
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.4rem, 5vw, 4rem); }
h2 { font-size: clamp(1.8rem, 3.2vw, 2.6rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); }

p {
  margin: 0 0 var(--space-sm);
  color: var(--color-text-secondary);
}

a {
  color: var(--color-accent-light);
  text-decoration: none;
}

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

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

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

section {
  padding: var(--space-xl) 0;
  position: relative;
}

.eyebrow {
  display: inline-block;
  color: var(--color-accent);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-xs);
}

.section-head {
  max-width: 640px;
  margin-bottom: var(--space-md);
}

.section-head--center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

@media (max-width: 640px) {
  .container {
    padding: 0 var(--space-sm);
  }
  section {
    padding: var(--space-lg) 0;
  }
}