*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

html {
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
}

html, body { height: 100%; }

body {
  font-family: var(--sans);
  font-size: var(--step-0);
  line-height: 1.6;
  color: var(--ink);
  background: var(--cream);
  background-image:
    radial-gradient(1200px 600px at 80% -10%, rgba(95, 181, 220, 0.10), transparent 60%),
    radial-gradient(900px 500px at -10% 30%, rgba(200, 168, 92, 0.06), transparent 55%);
  background-attachment: fixed;
  overflow-x: hidden;
}

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

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

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

a:hover { color: var(--sky-deep); }

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--ink);
}

h1 { font-size: var(--step-6); }
h2 { font-size: var(--step-5); }
h3 { font-size: var(--step-3); }
h4 { font-size: var(--step-2); }

p { color: var(--ink-soft); }

::selection { background: var(--sky); color: var(--ivory); }

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.container-narrow {
  width: 100%;
  max-width: var(--container-narrow);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

section { padding-block: clamp(4rem, 9vw, 8rem); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--sans);
  font-size: var(--step--2);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--sky-deep);
  font-weight: 500;
}

.eyebrow::before {
  content: "";
  width: 28px; height: 1px;
  background: currentColor;
  display: inline-block;
}

.lead {
  font-family: var(--serif);
  font-size: var(--step-2);
  line-height: 1.4;
  color: var(--ink);
  font-weight: 400;
  letter-spacing: -0.005em;
}

/* Reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out);
}
.reveal.in {
  opacity: 1;
  transform: none;
}
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out);
}
.reveal-stagger.in > * { opacity: 1; transform: none; }
.reveal-stagger.in > *:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger.in > *:nth-child(2) { transition-delay: 100ms; }
.reveal-stagger.in > *:nth-child(3) { transition-delay: 200ms; }
.reveal-stagger.in > *:nth-child(4) { transition-delay: 300ms; }
.reveal-stagger.in > *:nth-child(5) { transition-delay: 400ms; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .reveal, .reveal-stagger > * { opacity: 1; transform: none; }
}