:root {
  --color-page: #f2f5f8;
  --color-white: #fff;
  --color-ink: #172c40;
  --color-muted: #495e72;
  --color-accent: #225e8d;
  --color-line: #dbe4ec;
  --radius: 16px;
  --container-width: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  margin: 0;
  background: var(--color-page);
  color: var(--color-ink);
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, sans-serif;
  line-height: 1.7;
}

h1, h2, p, dl, dd {
  margin: 0;
}

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

a:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 4px;
}

.container {
  width: min(var(--container-width), calc(100% - 64px));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 2;
  padding: 8px 14px;
  transform: translateY(-150%);
  background: var(--color-white);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 1;
  border-bottom: 1px solid var(--color-line);
  background: var(--color-white);
}

.site-header__inner, .site-footer__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.site-header__inner {
  min-height: 72px;
}

.wordmark, .site-nav {
  display: flex;
  align-items: center;
  gap: 14px;
}

.wordmark__name {
  font-size: 21px;
  font-weight: 700;
}

.wordmark__type {
  padding-left: 14px;
  border-left: 1px solid var(--color-line);
  color: var(--color-muted);
  font-size: 12px;
}

.site-nav a {
  padding: 8px 14px;
  border-radius: 6px;
  color: var(--color-muted);
  font-size: 14px;
}

.site-nav a:hover, .site-nav a[aria-current="location"] {
  background: #e9f1f8;
  color: var(--color-accent);
}

.page-content {
  flex: 1;
  padding-block: 36px 42px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, .7fr);
  overflow: hidden;
  border-radius: var(--radius);
  background: linear-gradient(115deg, #132c45, #16476a);
  color: var(--color-white);
}

.hero__content {
  padding: clamp(36px, 6vw, 70px);
}

.eyebrow {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .12em;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: #cee6f8;
}

.hero__eyebrow::before {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #8cd4ef;
  content: "";
}

.hero h1 {
  margin-top: 12px;
  font-size: clamp(36px, 5.2vw, 64px);
  line-height: 1.28;
  letter-spacing: .025em;
}

.hero__description {
  max-width: 27em;
  margin-top: 16px;
  color: #e0ebf4;
}

.hero__link {
  display: inline-flex;
  align-items: center;
  gap: 18px;
  margin-top: 26px;
  padding: 9px 15px;
  border: 1px solid #bed3e5;
  border-radius: 6px;
  font-size: 14px;
}

.hero__link:hover {
  background: var(--color-white);
  color: var(--color-ink);
}

.hero__art {
  min-height: 100%;
  background-image:
    radial-gradient(circle at 58% 54%, #bceeff 0 3px, transparent 4px),
    repeating-radial-gradient(circle at 58% 54%, transparent 0 34px, #a9e6ff36 35px 36px),
    repeating-linear-gradient(0deg, transparent 0 39px, #a9e6ff19 40px),
    repeating-linear-gradient(90deg, transparent 0 39px, #a9e6ff19 40px),
    radial-gradient(circle at 58% 54%, #4ba7d052, transparent 64%);
  mask-image: linear-gradient(90deg, transparent, #000 24%);
}

.overview {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
  margin-top: 24px;
}

.panel {
  padding: 28px 30px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  background: var(--color-white);
}

.panel h2 {
  font-size: 23px;
  line-height: 1.4;
}

.panel__eyebrow {
  margin-bottom: 10px;
  color: var(--color-accent);
}

.service__description {
  max-width: 27em;
  margin-top: 13px;
  color: var(--color-muted);
}

.site-facts {
  margin-top: 10px;
}

.site-facts__row {
  display: grid;
  grid-template-columns: 6em minmax(0, 1fr);
  gap: 14px;
  padding-block: 8px;
  border-bottom: 1px solid var(--color-line);
  font-size: 14px;
}

.site-facts__row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.site-facts dt {
  color: var(--color-muted);
}

.site-facts dd {
  overflow-wrap: anywhere;
}

.site-footer {
  border-top: 1px solid var(--color-line);
  background: var(--color-white);
}

.site-footer__top {
  padding-block: 14px;
  border-bottom: 1px solid var(--color-line);
}

.site-footer__name {
  font-weight: 600;
}

.site-footer__top-link, .site-footer__filing {
  color: var(--color-muted);
  font-size: 14px;
}

.site-footer__filing {
  padding-block: 14px 18px;
  text-align: center;
}

.site-footer__filing a, .site-footer__top-link:hover {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (max-width: 720px) {
  .container {
    width: calc(100% - 36px);
  }

  .page-content {
    padding-block: 22px 28px;
  }

  .hero, .overview {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero__art {
    display: none;
  }

  .hero__content, .panel {
    padding: 26px;
  }

  .overview {
    gap: 14px;
    margin-top: 16px;
  }
}

@media (max-width: 520px) {
  html {
    scroll-padding-top: 122px;
  }

  .site-header__inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding-block: 10px;
  }

  .site-nav {
    gap: 6px;
  }

  .site-nav a {
    padding-inline: 11px;
  }

  .hero h1 {
    font-size: clamp(31px, 9vw, 42px);
  }

  .site-facts__row {
    grid-template-columns: 4.5em minmax(0, 1fr);
    gap: 10px;
  }
}

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