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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--scroll-offset);
}

#overview,
#offices,
#sister,
#details,
#business-lines {
  scroll-margin-top: var(--scroll-offset);
}

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

html[lang="zh-Hans"] {
  --font-display: "Fraunces", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", serif;
  --font-body: "Sora", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

html[lang="zh-Hant"] {
  --font-display: "Fraunces", "PingFang TC", "Microsoft JhengHei", "Noto Sans TC", serif;
  --font-body: "Sora", "PingFang TC", "Microsoft JhengHei", "Noto Sans TC", sans-serif;
}

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

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

ul,
ol {
  margin: 0;
  padding: 0;
}

ul {
  list-style: none;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.15;
  margin: 0;
}

p {
  margin: 0;
}

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

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  z-index: 100;
  background: var(--ink);
  color: var(--white);
  padding: 0.75rem 1rem;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

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

.section {
  padding: var(--space-section) 0;
}

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

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

.section__eyebrow {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--steel-deep);
  margin-bottom: 0.85rem;
  padding-left: 0.75rem;
  border-left: 3px solid var(--steel);
}

.section__title {
  font-size: clamp(1.85rem, 3.2vw, 2.65rem);
  margin-bottom: 1rem;
  max-width: 18ch;
}

.section__lead {
  color: var(--ink-soft);
  max-width: 46rem;
  margin-bottom: 2rem;
}

.section__head {
  margin-bottom: 2.5rem;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

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

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}