:root {
  --surface: #FFFFFF;
  --ink: #141414;
  --muted: #575757;
  --accent: #002FA7;
  --rule: #D9D9DD;
  --gutter: clamp(24px, 4.45vw, 80px);
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--surface);
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
* { box-sizing: border-box; }
body { margin: 0; }
a { color: inherit; text-underline-offset: 5px; }
a:hover { color: var(--accent); }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 6px; }
::selection { color: var(--surface); background: var(--accent); }
.page {
  display: flex;
  flex-direction: column;
  min-height: 100svh;
  width: min(100%, 1920px);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.skip-link {
  position: absolute;
  top: 14px;
  left: var(--gutter);
  z-index: 2;
  padding: 12px 18px;
  background: var(--accent);
  color: var(--surface);
  transform: translateY(-200%);
}
.skip-link:focus { transform: translateY(0); color: var(--surface); }
.masthead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 114px;
  border-bottom: 1px solid var(--rule);
  font-size: 14px;
  line-height: 1.5;
}
.identity { display: flex; align-items: center; gap: 16px; text-decoration: none; }
.identity img { display: block; flex: none; }
.site-type { color: var(--muted); }
main { flex: 1; outline: none; }
.hero { padding-top: clamp(52px, 5.5vw, 100px); padding-bottom: clamp(64px, 7vw, 134px); }
.hero-label { margin: 0 0 clamp(28px, 3.2vw, 60px); font-size: 14px; color: var(--muted); }
.name-composition { position: relative; }
h1 {
  margin: 0;
  color: var(--accent);
  font-size: clamp(56px, 11.94vw, 229px);
  font-weight: 500;
  line-height: .91;
  letter-spacing: -.067em;
}
h1 span { display: block; }
h1 span + span { margin-top: .075em; margin-left: 15.9%; }
.composition-rule {
  position: absolute;
  width: 12%;
  left: 0;
  bottom: .07em;
  height: 1px;
  background: var(--accent);
}
.introduction {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 34px;
  align-items: start;
  margin-top: clamp(58px, 7.4vw, 142px);
}
.introduction-copy { margin: 0; font-size: clamp(20px, 2.12vw, 40px); line-height: 1.25; letter-spacing: -.025em; }
.introduction-body { max-width: 830px; }
.introduction-detail { margin: 28px 0 0; color: var(--muted); font-size: clamp(17px, 1.35vw, 22px); line-height: 1.5; max-width: 37em; }
.section-label { margin: 7px 0 0; font-weight: 400; font-size: 14px; line-height: 1.5; }
.masthead nav { display: flex; align-items: center; gap: 30px; }
.masthead nav a { padding-block: 12px; text-decoration: none; }
.masthead nav a:hover { text-decoration: underline; }
[id] { scroll-margin-top: 30px; }
.editorial-section { border-top: 1px solid var(--ink); }
.section-heading { display: flex; justify-content: space-between; gap: 24px; align-items: baseline; padding-top: 23px; }
.section-heading h2 { margin: 0; font-size: 16px; line-height: 1.5; font-weight: 500; }
.section-heading > p { margin: 0; color: var(--muted); font-size: 14px; }
.business-row { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 7vw, 134px); padding-block: clamp(55px, 6vw, 110px); }
.business-row + .business-row { border-top: 1px solid var(--rule); }
.business-category { margin: 0 0 22px; color: var(--muted); font-size: 14px; }
.business-title h3 { margin: 0; font-size: clamp(36px, 4.9vw, 84px); line-height: 1.03; font-weight: 400; letter-spacing: -.047em; }
.role { margin: 24px 0 0; color: var(--muted); font-size: 14px; line-height: 1.5; }
.business-detail { padding-top: 42px; max-width: 640px; font-size: clamp(18px, 1.7vw, 27px); line-height: 1.42; letter-spacing: -.015em; }
.business-detail p { margin: 0 0 20px; }
.business-detail p + p { color: var(--muted); font-size: 17px; letter-spacing: 0; line-height: 1.5; }
.text-link svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.25; vertical-align: middle; margin-left: 10px; }
.profiles { padding-bottom: clamp(64px, 7vw, 134px); }
.profile-link { display: flex; justify-content: space-between; align-items: center; gap: 30px; text-decoration: none; margin-top: 44px; padding-block: 10px; }
.profile-link + .profile-link { border-top: 1px solid var(--rule); padding-top: 36px; margin-top: 32px; }
.profile-service { display: block; font-size: clamp(36px, 4.9vw, 84px); color: var(--accent); line-height: 1.1; letter-spacing: -.05em; }
.profile-name { display: block; margin-top: 12px; font-size: 16px; color: var(--muted); }
.profile-link svg { width: 40px; height: 40px; fill: none; stroke: var(--accent); stroke-width: 1.25; }
.profile-link:hover .profile-service { text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 8px; }
.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-block: 25px;
  border-top: 1px solid var(--rule);
  font-size: 12px;
  line-height: 1.5;
  color: var(--muted);
}
.footer a { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; min-height: 24px; }
.footer svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.25; }
.error-page { padding-block: clamp(80px, 10vw, 160px); display: grid; grid-template-columns: 1fr 2fr; gap: 32px; }
.error-code { color: var(--accent); font-size: clamp(72px, 12vw, 180px); font-weight: 500; line-height: .9; letter-spacing: -.06em; margin: 0; }
.error-copy { max-width: 640px; }
.error-copy h1 { font-size: clamp(40px, 5vw, 76px); line-height: 1; letter-spacing: -.055em; }
.error-copy p { margin-block: 28px; max-width: 30em; font-size: 20px; line-height: 1.5; }
.text-link { display: inline-block; color: var(--accent); padding-block: 12px; font-size: 16px; }
.masthead nav a[aria-current="page"] { color: var(--accent); text-decoration: underline; }
.resource-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 7vw; padding-block: 60px 90px; }
.resource-grid h3 { margin: 0; font-size: clamp(28px, 3vw, 48px); line-height: 1.1; font-weight: 400; letter-spacing: -.04em; }
.resource-grid h3 a { text-decoration: none; }
.resource-grid h3 a:hover { text-decoration: underline; }
.resource-grid article > p:not(.business-category) { max-width: 37em; font-size: 18px; line-height: 1.55; color: var(--muted); margin-block: 24px 8px; }
.breadcrumbs { margin-block: 25px 0; font-size: 12px; color: var(--muted); line-height: 1.5; }
.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 8px 16px; list-style: none; padding: 0; margin: 0; }
.breadcrumbs li + li { border-left: 1px solid var(--rule); padding-left: 16px; }
.article-header { padding-block: clamp(50px, 6vw, 100px) clamp(55px, 6vw, 100px); }
.article-header .hero-label { margin-bottom: 28px; }
.article-header h1 { font-size: clamp(44px, 6.4vw, 112px); line-height: 1.02; letter-spacing: -.058em; max-width: 16ch; overflow-wrap: anywhere; }
.article-intro { max-width: 39em; margin: 42px 0 0 25%; font-size: clamp(21px, 2.1vw, 32px); line-height: 1.35; letter-spacing: -.022em; }
.editorial-note { margin: 22px 0 0; color: var(--muted); font-size: 14px; line-height: 1.6; max-width: 62em; }
.article-header > .editorial-note { margin-left: 25%; }
.article-layout { display: grid; grid-template-columns: 1fr 3fr; gap: clamp(34px, 6vw, 110px); padding-bottom: 90px; border-top: 1px solid var(--ink); }
.contents { align-self: start; padding-top: 27px; }
.contents h2 { margin: 0 0 18px; font-size: 14px; font-weight: 500; }
.contents ol { padding-left: 22px; margin: 0; color: var(--muted); font-size: 14px; line-height: 1.5; }
.contents li { padding-left: 5px; margin-bottom: 15px; }
.contents a { text-decoration: none; }
.contents a:hover { text-decoration: underline; }
.article-body { max-width: 760px; font-size: clamp(18px, 1.45vw, 22px); line-height: 1.62; }
.article-body section { position: relative; padding-block: 55px 24px; }
.article-body section + section { border-top: 1px solid var(--rule); margin-top: 12px; }
.article-body h2 { font-size: clamp(29px, 2.8vw, 44px); font-weight: 400; line-height: 1.15; letter-spacing: -.035em; margin: 0 0 27px; }
.article-body p { margin: 0 0 24px; }
.article-body li { margin-bottom: 14px; padding-left: 4px; }
.article-body ul { padding-left: 24px; }
.article-body .section-number { color: var(--accent); font-size: 15px; font-variant-numeric: tabular-nums; margin-bottom: 18px; }
.article-body .source-list { font-size: 16px; line-height: 1.6; }
.article-body .source-note { color: var(--muted); font-size: 14px; }
.related { padding-bottom: 55px; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 36px; padding-top: 32px; }
.related-grid .text-link { font-size: 20px; line-height: 1.4; max-width: 25em; }
.video-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 36px; padding-bottom: 32px; }
.video-card > a { text-decoration: none; }
.video-card img { display: block; width: 100%; height: auto; border: 1px solid var(--rule); }
.video-card h2 { margin: 24px 0 18px; font-size: 28px; line-height: 1.18; font-weight: 400; letter-spacing: -.035em; }
.video-card p { font-size: 16px; line-height: 1.55; color: var(--muted); }
.video-card > a:hover h2 { text-decoration: underline; }
.channel-link { margin: 0 0 60px; }
.watch-header { padding-block: 40px 32px; }
.watch-header h1 { max-width: 32ch; font-size: clamp(34px, 4.3vw, 66px); line-height: 1.08; }
.watch-header .article-intro { margin: 24px 0 0; max-width: 62em; font-size: clamp(18px, 1.45vw, 22px); }
.video-player { aspect-ratio: 16 / 9; width: 100%; background: #F7F7F8; border: 1px solid var(--rule); }
.video-player video, .video-player iframe { width: 100%; height: 100%; border: 0; display: block; }
.video-actions { display: flex; flex-wrap: wrap; gap: 8px 36px; padding-block: 18px; border-bottom: 1px solid var(--rule); }
.transcript { margin: 65px 0 90px 25%; }
@media (min-width: 1921px) { .page { border-inline: 1px solid var(--rule); } }
@media (max-width: 1050px) {
  .video-grid { grid-template-columns: 1fr 1fr; }
  .masthead nav { gap: 22px; }
  .article-layout { grid-template-columns: 1fr 2.5fr; gap: 40px; }
}
@media (max-width: 760px) {
  .masthead { min-height: 112px; font-size: 12px; gap: 10px; flex-wrap: wrap; padding-block: 18px; }
  .masthead nav { gap: 22px; }
  .identity { gap: 10px; }
  .identity img { width: 32px; height: 32px; }
  .hero { padding-top: 42px; padding-bottom: 60px; }
  h1 { font-size: 11.7vw; }
  h1 span + span { margin-top: .17em; margin-left: 8%; }
  .composition-rule { width: 5%; }
  .introduction { grid-template-columns: 1fr; margin-top: 60px; gap: 20px; }
  .introduction-copy { font-size: clamp(22px, 3.8vw, 28px); }
  .introduction-detail { margin-top: 22px; }
  .section-label { font-size: 13px; }
  .business-row { grid-template-columns: 1fr; gap: 28px; }
  .business-detail { padding-top: 0; max-width: 38em; }
  .business-title h3 { font-size: 42px; }
  .business-category { margin-bottom: 15px; }
  .business-title h3 br { display: none; }
  .business-title h3 br::after { content: " "; }
  .role { margin-top: 18px; }
  .section-heading > p { font-size: 12px; }
  .profile-link { margin-top: 36px; }
  .footer > span { max-width: 21ch; }
  .error-page { grid-template-columns: 1fr; gap: 56px; }
  .masthead nav { flex-wrap: wrap; gap: 8px 22px; width: 100%; }
  .resource-grid, .related-grid, .video-grid { grid-template-columns: 1fr; gap: 40px; }
  .resource-grid { padding-block: 40px 60px; }
  .resource-grid article + article { border-top: 1px solid var(--rule); padding-top: 35px; }
  .article-header h1 { font-size: clamp(40px, 8.5vw, 66px); max-width: 17ch; }
  .article-intro, .article-header > .editorial-note { margin-left: 0; }
  .article-intro { margin-top: 30px; font-size: 22px; }
  .article-layout { grid-template-columns: 1fr; gap: 0; padding-bottom: 55px; }
  .contents { border-bottom: 1px solid var(--rule); padding-bottom: 15px; }
  .contents ol { columns: 2; column-gap: 35px; }
  .contents li { break-inside: avoid; }
  .article-body section { padding-top: 38px; }
  .article-body h2 { font-size: 31px; }
  .related-grid { gap: 14px; }
  .video-actions { gap: 0 20px; }
  .transcript { margin: 45px 0 60px; }
}
@media (max-width: 380px) {
  .identity span { line-height: 1.2; }
  .site-type { text-align: right; max-width: 8ch; }
  .footer { gap: 10px; font-size: 11px; }
  .footer a { gap: 4px; }
  .contents ol { columns: 1; }
  .masthead nav { gap: 8px 17px; }
}
@media (prefers-reduced-motion: no-preference) {
  .name-composition { animation: appear 650ms cubic-bezier(.2, .7, .2, 1) both; }
  .introduction { animation: appear 650ms 120ms cubic-bezier(.2, .7, .2, 1) both; }
  @keyframes appear { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
}
@media print {
  .page { min-height: auto; padding: 24px; }
  .skip-link, .footer a { display: none; }
  .hero { padding-block: 60px; }
}

.related-sites{display:flex;flex-wrap:wrap;gap:16px 30px;padding:28px 0;border-top:1px solid var(--rule);font-size:14px}.related-sites span{width:100%;color:var(--muted)}.related-sites a{text-underline-offset:4px}