/* Reset, typography, layout primitives and utilities. */

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h-compact) + 16px);
  background: var(--ivory);
}

html.is-locked {
  overflow: hidden;
}

body {
  position: relative;
  margin: 0;
  min-height: 100dvh;
  font-family: var(--font-body);
  font-size: var(--step-0);
  font-weight: 400;
  line-height: 1.7;
  color: var(--charcoal);
  background: var(--ivory);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}

h1,
h2,
h3,
h4,
p,
ul,
ol,
figure,
blockquote,
dl,
dd {
  margin: 0;
  padding: 0;
}

ul,
ol {
  list-style: none;
}

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

img {
  height: auto;
}

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

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

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

address {
  font-style: normal;
}

:focus-visible {
  outline: 2px solid var(--clay-deep);
  outline-offset: 3px;
}

.on-dark :focus-visible,
.utility :focus-visible,
.skip-link:focus-visible {
  outline-color: var(--ivory);
}

.skip-link:focus-visible {
  outline-offset: -5px;
}

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

/* Typography */

.display,
h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: 300;
  line-height: 1.04;
  letter-spacing: -0.012em;
  text-wrap: balance;
  font-kerning: normal;
}

.display em,
h1 em,
h2 em,
h3 em,
.accent {
  font-style: italic;
  font-weight: 300;
  color: var(--clay);
}

p {
  max-width: var(--measure);
  text-wrap: pretty;
}

.label {
  font-family: var(--font-body);
  font-size: var(--step--1);
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: var(--track-label);
  text-transform: uppercase;
}

/* Layout primitives */

.container {
  width: min(100% - 2 * var(--gutter), var(--container));
  margin-inline: auto;
}

.grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--col-gap);
}

.section {
  padding-block: var(--space-section);
}

.rule {
  border: 0;
  border-top: 1px solid var(--rule);
  margin: 0;
}

/* Underline-draw link hover */

.link-u {
  position: relative;
  display: inline-block;
}

.link-u::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right center;
  transition: transform var(--dur-m) var(--ease-out);
}

.link-u:hover::after,
.link-u:focus-visible::after,
.link-u[aria-current]::after {
  transform: scaleX(1);
  transform-origin: left center;
}

/* Utilities */

.visually-hidden,
.screen-reader-text {
  position: absolute !important;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: var(--z-skip);
  padding: 12px 20px;
  background: var(--charcoal);
  color: var(--ivory);
  font-size: var(--step--1);
  font-weight: 500;
  letter-spacing: var(--track-label);
  text-transform: uppercase;
  transform: translateY(-200%);
}

.skip-link:focus {
  transform: none;
}

/* Reveal-on-scroll. Content is only hidden when JS is running AND motion is welcome. */

@media (prefers-reduced-motion: no-preference) {
  .js [data-reveal] {
    opacity: 0;
    transform: translateY(22px);
    transition:
      opacity var(--dur-l) var(--ease-out) var(--delay, 0ms),
      transform var(--dur-l) var(--ease-out) var(--delay, 0ms);
  }

  .js [data-reveal].is-visible {
    opacity: 1;
    transform: none;
  }

  .js .line__in {
    transform: translateY(112%);
    transition: transform 1.15s var(--ease-out) calc(var(--i, 0) * 120ms + var(--delay, 0ms));
  }

  .js .is-visible .line__in,
  .js .line__in.is-visible {
    transform: none;
  }

  .js .clip {
    clip-path: inset(0 0 100% 0);
    transition: clip-path 1.3s var(--ease-out) var(--delay, 0ms);
  }

  .js .clip img {
    transform: scale(1.08);
    transition: transform 1.8s var(--ease-out) var(--delay, 0ms);
  }

  .js .clip.is-visible {
    clip-path: inset(0 0 0 0);
  }

  .js .clip.is-visible img {
    transform: none;
  }
}

/* Heading line masks: each visual line sits in an overflow-hidden slot.
   Padding keeps ascenders, italic overhang and descenders (y, g, f) from being clipped. */

h1.line-group,
h2.line-group {
  display: flex;
  flex-direction: column;
}

.line {
  display: block;
  overflow: hidden;
  padding: 0.1em 0.08em 0.2em;
  margin: -0.1em -0.08em -0.2em;
}

.line__in {
  display: block;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}