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

html {
  scroll-behavior: smooth;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--sans);
  background: var(--yellow);
  color: var(--ink);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
}

main {
  position: relative;
}

.section {
  position: relative;
  padding: var(--section-space) var(--pad);
}

.section--paper {
  background: var(--paper);
}

.section--yellow {
  background: var(--yellow);
}

.section__head {
  max-width: 920px;
  margin-bottom: clamp(36px, 5vw, 56px);
}

.section__eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 14px;
}

.section__eyebrow--dark {
  color: rgba(18, 17, 15, 0.72);
}

.section__title {
  font-family: var(--serif);
  font-size: clamp(40px, 6vw, 78px);
  line-height: 0.95;
  letter-spacing: -0.045em;
  font-weight: 800;
  margin: 0;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 20px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  transition:
    transform var(--t-mid) var(--ease),
    background var(--t-mid) var(--ease),
    color var(--t-mid) var(--ease),
    border-color var(--t-mid) var(--ease),
    box-shadow var(--t-mid) var(--ease);
}

.button:hover {
  transform: translateY(-1px);
}

.button--primary {
  background: var(--ink);
  color: var(--white);
  box-shadow: var(--shadow-soft);
}

.button--primary:hover {
  background: var(--orange);
}

.button--secondary {
  background: rgba(251, 248, 243, 0.72);
  color: var(--ink);
  border: 1px solid rgba(18, 17, 15, 0.08);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.button--secondary:hover {
  background: rgba(251, 248, 243, 0.9);
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity var(--t-slow) var(--ease),
    transform var(--t-slow) var(--ease);
}

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

.reveal[data-delay="1"] {
  transition-delay: 70ms;
}

.reveal[data-delay="2"] {
  transition-delay: 140ms;
}

.reveal[data-delay="3"] {
  transition-delay: 210ms;
}

@media (max-width: 720px) {
  .section {
    padding: 80px 20px;
  }
}