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

:root {
  color-scheme: light;
  --ink: #0b0d12;
  --slate: #1c2333;
  --stone: #2e3748;
  --mist: #f4f1ea;
  --sand: #efe9dc;
  --teal: #0db2a6;
  --teal-dark: #0a847e;
  --amber: #ffb347;
  --fog: #e6eef4;
  --white: #ffffff;
  --shadow: 0 22px 60px rgba(11, 13, 18, 0.18);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --font-display: "Space Grotesk", "Segoe UI", sans-serif;
  --font-body: "Sora", "Segoe UI", sans-serif;
  --section-gap: 120px;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--mist);
  line-height: 1.6;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  margin: 0 0 12px;
  line-height: 1.1;
}

p {
  margin: 0 0 16px;
}

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

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

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

.eyebrow {
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--teal-dark);
}

.section {
  padding: var(--section-gap) 0;
  position: relative;
}

.section-head {
  max-width: 640px;
  margin-bottom: 48px;
}

.ambient {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 20% 20%, rgba(13, 178, 166, 0.2), transparent 45%),
    radial-gradient(circle at 80% 0%, rgba(255, 179, 71, 0.18), transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(13, 178, 166, 0.15), transparent 40%);
  pointer-events: none;
  z-index: -1;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 900px) {
  :root {
    --section-gap: 88px;
  }
}

@media (max-width: 720px) {
  :root {
    --section-gap: 72px;
  }

  .eyebrow {
    letter-spacing: 0.14em;
  }
}