.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 24px 0 48px;
  background:
    radial-gradient(circle at 84% 8%, rgba(79, 139, 255, .22), transparent 58%),
    linear-gradient(172deg, var(--ink-900) 0%, var(--ink-800) 100%);
  color: var(--on-dark);
  border-bottom: 1px solid var(--on-dark-line);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--on-dark-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--on-dark-line) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: .5;
  -webkit-mask-image: radial-gradient(circle at 50% 0%, #000 0%, transparent 76%);
  mask-image: radial-gradient(circle at 50% 0%, #000 0%, transparent 76%);
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero__crumb {
  margin-bottom: 26px;
  color: var(--on-dark-muted);
}

.page-contact .contact-hero__crumb a {
  color: var(--on-dark-muted);
  text-decoration: none;
  transition: color var(--dur-1) var(--ease);
}

.page-contact .contact-hero__crumb a:hover,
.page-contact .contact-hero__crumb a:focus-visible {
  color: var(--brand-400);
}

.page-contact .contact-hero__crumb .breadcrumb__sep {
  color: var(--on-dark-line-strong);
}

.page-contact .contact-hero .eyebrow {
  margin: 0;
  color: var(--brand-400);
  letter-spacing: .16em;
}

.page-contact .contact-hero__title {
  margin: 14px 0 0;
  font-size: clamp(30px, 7vw, 56px);
  line-height: 1.22;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--on-dark-strong);
}

.page-contact .contact-hero__lede {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--on-dark-muted);
}

.page-contact .contact-hero__facts {
  display: grid;
  gap: 16px;
  margin: 30px 0 0;
  padding: 22px 0 0;
  border-top: 1px solid var(--on-dark-line);
}

.page-contact .contact-fact dt {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--on-dark-muted);
}

.page-contact .contact-fact dd {
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.5;
  color: var(--on-dark-strong);
  word-break: break-all;
}

.page-contact .contact-figure {
  margin: 30px 0 0;
}

.page-contact .contact-figure--grid {
  margin-top: 0;
  margin-bottom: 22px;
}

.page-contact .channel-list {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
}

.page-contact .channel {
  display: grid;
  gap: 12px;
  padding: 22px 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .channel:last-child {
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .channel__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-contact .channel__index {
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--brand-600);
}

.page-contact .channel__name {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-900);
}

.page-contact .channel__value {
  margin: 0;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: .02em;
  color: var(--text-900);
  word-break: break-all;
}

.page-contact .channel__value--text {
  font-family: var(--font-sans);
  font-weight: 600;
  line-height: 1.7;
  letter-spacing: 0;
  word-break: normal;
}

.page-contact .channel__desc {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate-500);
}

.page-contact .channel-list + .safe-note {
  margin-top: 28px;
}

.page-contact .routing-table {
  min-width: 640px;
}

.page-contact .erratum {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
}

.page-contact .erratum__step {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 14px;
  padding: 20px 0;
  border-top: 1px solid var(--line-soft);
}

.page-contact .erratum__step:last-child {
  border-bottom: 1px solid var(--line-soft);
}

.page-contact .erratum__num {
  font-size: 26px;
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: .02em;
  color: var(--brand-100);
  -webkit-text-stroke: 1px var(--brand-600);
}

.page-contact .erratum__title {
  margin: 6px 0 0;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--text-900);
}

.page-contact .erratum__text {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate-500);
}

.page-contact .erratum__text a {
  color: var(--brand-600);
  text-decoration: none;
  border-bottom: 1px solid var(--brand-100);
  transition: border-color var(--dur-1) var(--ease);
}

.page-contact .erratum__text a:hover,
.page-contact .erratum__text a:focus-visible {
  border-bottom-color: var(--brand-600);
}

.page-contact .correction-check {
  margin-top: 26px;
}

.page-contact .correction-check__heading {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
}

.page-contact .correction-check .checklist {
  margin: 0;
}

.page-contact .cop-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-contact .cop {
  position: relative;
  overflow: hidden;
  padding: 22px 20px 24px;
  background: var(--paper);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-m);
  transition:
    background-color var(--dur-2) var(--ease),
    border-color var(--dur-2) var(--ease);
}

.page-contact .cop::after {
  content: "";
  position: absolute;
  top: 20px;
  right: 20px;
  width: 16px;
  height: 8px;
  border-left: 1.5px solid var(--teal-500);
  border-bottom: 1.5px solid var(--teal-500);
  transform: rotate(-45deg) scale(.7);
  opacity: 0;
  transition: opacity var(--dur-2) var(--ease), transform var(--dur-2) var(--ease);
}

.page-contact .cop:hover,
.page-contact .cop:focus-within {
  background: var(--brand-100);
  border-color: var(--brand-400);
}

.page-contact .cop:hover::after,
.page-contact .cop:focus-within::after {
  opacity: 1;
  transform: rotate(-45deg) scale(1);
}

.page-contact .cop__tag {
  display: block;
  font-size: 38px;
  font-weight: 300;
  line-height: 1;
  letter-spacing: .02em;
  color: var(--brand-400);
  opacity: .4;
}

.page-contact .cop__title {
  margin: 12px 0 0;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--text-900);
}

.page-contact .cop__text {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate-500);
}

.page-contact .brief {
  margin-top: 26px;
  padding: 24px 20px;
  background: var(--paper);
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--brand-600);
  border-radius: var(--radius-s) var(--radius-l) var(--radius-l) var(--radius-s);
}

.page-contact .brief__title {
  margin: 0;
  font-size: 19px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--text-900);
}

.page-contact .brief__lede {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate-500);
}

.page-contact .brief__list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-contact .brief__list li {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 10px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--line-soft);
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-900);
}

.page-contact .brief__list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-contact .brief__key {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--brand-600);
  padding-top: 3px;
}

.page-contact .contact-boundary {
  background: var(--ink-900);
  color: var(--on-dark);
  border-top: 1px solid var(--ink-800);
}

.page-contact .contact-boundary .eyebrow {
  color: var(--brand-400);
}

.page-contact .contact-boundary .section-title {
  color: var(--on-dark-strong);
}

.page-contact .contact-boundary .section-lede {
  color: var(--on-dark-muted);
}

.page-contact .boundary-list {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  border-top: 1px solid var(--on-dark-line);
}

.page-contact .boundary-list li {
  position: relative;
  padding: 16px 0 16px 30px;
  border-bottom: 1px solid var(--on-dark-line);
  font-size: 15px;
  line-height: 1.7;
  color: var(--on-dark);
}

.page-contact .boundary-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 26px;
  width: 12px;
  height: 1.5px;
  background: var(--amber-600);
}

.page-contact .contact-boundary__note {
  margin: 22px 0 0;
  max-width: 60ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--on-dark-muted);
}

.page-contact .contact-boundary__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-contact .contact-boundary .btn--outline {
  border-color: var(--on-dark-line-strong);
  color: var(--on-dark-strong);
}

.page-contact .contact-boundary .btn--outline:hover,
.page-contact .contact-boundary .btn--outline:focus-visible {
  border-color: var(--brand-400);
  color: var(--brand-400);
}

@media (min-width: 768px) {
  .page-contact .contact-hero {
    padding: 34px 0 64px;
  }

  .page-contact .contact-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    padding-top: 24px;
  }

  .page-contact .contact-fact {
    padding-left: 22px;
    border-left: 1px solid var(--on-dark-line);
  }

  .page-contact .contact-fact:first-child {
    padding-left: 0;
    border-left: 0;
  }

  .page-contact .channel {
    grid-template-columns: 230px minmax(0, 1fr);
    gap: 28px;
    align-items: start;
    padding: 26px 0;
  }

  .page-contact .channel__desc {
    margin-top: 10px;
  }

  .page-contact .erratum__step {
    grid-template-columns: 88px minmax(0, 1fr);
    gap: 24px;
    padding: 26px 0;
  }

  .page-contact .erratum__num {
    font-size: 42px;
  }

  .page-contact .erratum__title {
    margin-top: 8px;
    font-size: 20px;
  }

  .page-contact .cop-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .page-contact .brief {
    padding: 28px 28px;
  }

  .page-contact .boundary-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 32px;
  }
}

@media (min-width: 1024px) {
  .page-contact .contact-hero {
    padding: 40px 0 76px;
  }

  .page-contact .contact-hero__lede {
    font-size: 17px;
  }

  .page-contact .channel {
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 40px;
  }

  .page-contact .cop-grid {
    gap: 18px;
  }

  .page-contact .cop {
    padding: 26px 24px 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .cop,
  .page-contact .cop::after,
  .page-contact .erratum__text a,
  .page-contact .contact-hero__crumb a {
    transition: none;
  }
}