:root {
  --paper: #ffffff;
  --ink: #141414;
  --surface: #f7f7f5;
  --surface-muted: #efefec;
  --line: #1414141c;
  --muted: #686b67;
  --violet: #5e4bd8;
  --violet-light: #7669e5;
  --lime: #b8df45;
  --coral: #df6d59;
  --coral-soft: #f4ded8;
  --display: "Noto Serif SC", "Songti SC", Georgia, serif;
  --sans: "Noto Sans SC", "PingFang SC", "Helvetica Neue", sans-serif;
}

html { background: var(--paper); }
body { background: var(--paper) !important; color: var(--ink) !important; font-family: var(--sans) !important; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--display) !important; font-weight: 650 !important; }
.reading-progress { position: fixed; z-index: 100; top: 0; left: 0; width: 100%; height: 3px; background: var(--violet); transform: scaleX(0); transform-origin: left center; pointer-events: none; }
.skip-link { position: fixed; z-index: 101; top: 10px; left: 16px; padding: 8px 12px; background: var(--ink); color: var(--paper); font-size: 12px; text-decoration: none; transform: translateY(-150%); transition: transform .2s ease; }
.skip-link:focus { transform: translateY(0); }
:focus-visible { outline: 2px solid var(--violet) !important; outline-offset: 4px; }
.motion-ready .reveal-target { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s cubic-bezier(.2,.8,.2,1); }
.motion-ready .reveal-target.is-visible { opacity: 1; transform: translateY(0); }

.site-header { background: #ffffffee !important; border-bottom-color: var(--line) !important; box-shadow: 0 1px 0 rgba(20,20,20,.02); }
.logo, .brand-lockup small, .site-header nav a { color: var(--ink) !important; }
.logo span { background: var(--ink) !important; color: #fff !important; }
.brand-menu-panel, .mobile-menu > div { background: var(--paper) !important; border-color: var(--line) !important; }

.orange-books-nav { display: flex; align-items: center; gap: 22px; width: 100%; padding: 12px max(32px, calc((100% - 1320px) / 2)); border-top: 1px solid var(--line); background: var(--paper); overflow-x: auto; white-space: nowrap; }
.orange-books-nav-label { color: var(--violet); font-size: 12px; font-weight: 700; letter-spacing: .08em; }
.orange-books-nav a { color: var(--muted); font-size: 13px; text-decoration: none; }
.orange-books-nav a:hover, .orange-books-nav a:first-of-type { color: var(--ink); font-weight: 700; }

.home-directory { max-width: 1320px; margin: 0 auto; padding: 88px max(32px, calc((100% - 1320px) / 2)); background: var(--paper); color: var(--ink); }
.home-directory { position: relative; overflow: hidden; border-top: 1px solid var(--line); }
.home-directory::after { content: "INDEX / 01"; position: absolute; top: 34px; right: max(32px, calc((100% - 1320px) / 2)); color: var(--muted); font: 10px/1 var(--sans); letter-spacing: .14em; }
.home-directory-head { display: flex; align-items: end; justify-content: space-between; gap: 30px; margin-bottom: 46px; }
.home-directory-head h2 { max-width: 700px; margin: 10px 0 0; color: var(--ink); font-size: clamp(38px, 5.4vw, 76px); line-height: .97; letter-spacing: -.075em; }
.home-directory-head p { max-width: 320px; margin: 0; color: var(--muted); font-size: 14px; line-height: 1.7; }
.home-directory-grid { display: grid; grid-template-columns: 1.12fr 1fr .88fr; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.directory-group { min-height: 320px; padding: 28px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--surface); transition: background .3s ease, transform .3s ease; }
.directory-group:hover { background: var(--surface-muted); transform: translateY(-4px); }
.directory-group-label { color: var(--violet); font-size: 11px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.directory-group h3 { margin: 48px 0 24px; color: var(--ink); font-size: 28px; letter-spacing: -.05em; }
.directory-card { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 13px 0; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; text-decoration: none; transition: color .2s ease, padding .2s ease; }
.directory-card::before { content: "↳"; color: var(--violet); margin-right: 4px; }
.directory-card:hover { padding-left: 7px; color: var(--ink); }
.directory-card span:last-child { color: var(--violet); font-size: 16px; }

.hero-v2 { border-bottom: 1px solid var(--line); }
.hero-v2 .hero-copy { animation: editorial-in .75s cubic-bezier(.2,.8,.2,1) both; }
.hero-v2 .hero-stage { animation: editorial-in .9s .12s cubic-bezier(.2,.8,.2,1) both; }
.home-directory { animation: editorial-in .8s .16s cubic-bezier(.2,.8,.2,1) both; }
@keyframes editorial-in { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: translateY(0); } }

.home-redesign { position: relative; max-width: 1320px; margin: 0 auto; padding: 90px max(32px, calc((100% - 1320px) / 2)) 0; overflow: hidden; background: var(--paper); color: var(--ink); }
.home-redesign::before { content: "AI XINZHI / 2026"; display: block; padding-bottom: 14px; border-bottom: 1px solid var(--line); color: var(--muted); font: 10px/1 var(--sans); letter-spacing: .18em; }
.redesign-hero { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(360px, .9fr); gap: 80px; min-height: 560px; padding: 76px 0 64px; align-items: center; }
.redesign-kicker { color: var(--coral); font-size: 12px; font-weight: 700; letter-spacing: .12em; }
.redesign-hero h1 { max-width: 720px; margin: 28px 0; color: var(--ink); font-size: clamp(62px, 9vw, 142px); line-height: .88; letter-spacing: -.105em; }
.redesign-hero h1 em { display: block; color: var(--violet); font-style: normal; }
.redesign-copy { max-width: 560px; color: var(--muted); font-size: 17px; line-height: 1.85; }
.redesign-actions { display: flex; gap: 26px; align-items: center; margin-top: 32px; }
.redesign-actions a { padding: 12px 17px; border: 1px solid var(--ink); color: var(--ink); font-size: 13px; text-decoration: none; transition: background .2s ease, color .2s ease; }
.redesign-actions a:first-child { background: var(--ink); color: var(--paper); }
.redesign-actions a:hover { background: var(--violet); border-color: var(--violet); color: #fff; }
.redesign-stage { position: relative; min-height: 410px; border: 1px solid var(--line); background: var(--surface); overflow: hidden; }
.redesign-stage::before { content: "FIELD NOTES"; position: absolute; top: 18px; left: 20px; color: var(--muted); font: 10px/1 var(--sans); letter-spacing: .16em; }
.stage-orbit { position: absolute; width: 350px; height: 350px; right: -70px; top: 38px; border: 1px solid var(--violet); border-radius: 50%; transform: rotate(-22deg); }
.stage-orbit::before, .stage-orbit::after { content: ""; position: absolute; inset: 42px; border: 1px solid var(--coral); border-radius: 50%; }
.stage-orbit::after { inset: 92px; border-color: var(--lime); }
.stage-core { position: absolute; left: 56px; bottom: 55px; width: 150px; height: 150px; padding: 18px; background: var(--ink); color: var(--paper); display: flex; flex-direction: column; justify-content: space-between; transform: rotate(-8deg); box-shadow: 14px 16px 0 var(--coral); }
.stage-core strong { font: 700 36px/1 var(--display); letter-spacing: -.08em; }
.stage-core span { color: var(--lime); font-size: 11px; letter-spacing: .08em; }
.stage-index { position: absolute; right: 20px; bottom: 18px; color: var(--muted); font-size: 11px; }
.redesign-index { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.redesign-index-card { min-height: 210px; padding: 22px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--surface); text-decoration: none; transition: background .25s ease, transform .25s ease; }
.redesign-index-card:hover { background: var(--surface-muted); transform: translateY(-5px); }
.redesign-index-card small { color: var(--muted); font-size: 10px; letter-spacing: .14em; }
.redesign-index-card h2 { margin: 44px 0 12px; color: var(--ink); font-size: 30px; letter-spacing: -.06em; }
.redesign-index-card p { max-width: 240px; margin: 0; color: var(--muted); font-size: 13px; line-height: 1.65; }
.redesign-index-card .arrow { display: block; margin-top: 18px; color: var(--violet); font-size: 17px; }

.content-context { display: flex; align-items: center; gap: 22px; padding: 13px max(32px, calc((100% - 1320px) / 2)); border-bottom: 1px solid var(--line); background: var(--paper); overflow-x: auto; white-space: nowrap; }
.content-context-label { color: var(--violet); font-size: 10px; font-weight: 700; letter-spacing: .14em; }
.content-context a { color: var(--muted); font-size: 13px; text-decoration: none; }
.content-context a:hover, .content-context a.current { color: var(--ink); font-weight: 700; }

.brand-detail, .topic-hero, .story-section, .video-page, .video-hero { background: var(--paper) !important; color: var(--ink) !important; }
.brand-detail-hero, .topic-hero, .video-hero { border-bottom: 1px solid var(--line); }
.brand-detail-hero h1, .topic-hero h1, .video-hero h1 { color: var(--ink) !important; font-family: var(--display) !important; letter-spacing: -.08em; }
.brand-detail-intro, .story-section, .video-channels, .video-offers, .content-samples { border-bottom: 1px solid var(--line); }
.brand-detail-grid, .story-grid, .video-channels-grid, .video-offers-grid { border-color: var(--line) !important; }
.story-card, .video-channel, .video-offer, .content-sample { background: var(--surface) !important; border-color: var(--line) !important; color: var(--ink) !important; transition: transform .25s ease, background .25s ease; }
.story-card:hover, .video-channel:hover, .video-offer:hover, .content-sample:hover { background: var(--surface-muted) !important; transform: translateY(-4px); }
.story-card p, .story-heading p, .video-channel p, .video-offer p, .content-sample p { color: var(--muted) !important; }
.back-link, .text-link { color: var(--violet) !important; }
.brand-detail-qr-frame, .topic-mark, .video-hero-art { border-color: var(--line) !important; }

html[data-theme="dark"] .home-redesign, html[data-theme="dark"] .redesign-stage { background: var(--paper); }
html[data-theme="dark"] .stage-core { background: var(--ink); color: #101114; box-shadow: 14px 16px 0 var(--coral); }

@media (max-width: 760px) {
  .home-redesign { padding: 58px 18px 0; }
  .redesign-hero { display: block; min-height: 0; padding: 54px 0 48px; }
  .redesign-hero h1 { font-size: clamp(58px, 18vw, 92px); }
  .redesign-stage { min-height: 300px; margin-top: 48px; }
  .stage-orbit { width: 260px; height: 260px; right: -60px; top: 35px; }
  .stage-core { left: 32px; bottom: 35px; width: 120px; height: 120px; }
  .stage-core strong { font-size: 28px; }
  .redesign-index { grid-template-columns: 1fr; }
  .redesign-index-card { min-height: 0; padding: 22px; }
  .redesign-index-card h2 { margin-top: 28px; }
}

.hero-v2, .video-hero, .home-route-rail, .brand-section, .site-footer { background: var(--paper) !important; color: var(--ink) !important; }
.hero-v2:before { background: none !important; }
.hero-v2 h1, .hero-primary, .video-hero h1, .video-hero-words strong { color: var(--ink) !important; }
.hero-v2 .hero-kicker, .hero-v2 .hero-signal, .hero-summary, .video-hero p { color: var(--muted) !important; }
.hero-v2 .hero-signal { border-color: var(--line) !important; }
.hero-v2 h1 i, .hero-brand-violet, .stage-model, .route-editorial strong { color: var(--violet) !important; }
.hero-v2 h1 b, .hero-brand-lime, .stage-product, .route-index strong, .video-hero h1 em, .video-hero .eyebrow, .video-hero-words i, .video-hero-stats strong { color: #789b1d !important; }
.hero-v2 .pulse { background: var(--coral) !important; box-shadow: 0 0 0 6px #df6d5924, 0 0 20px #df6d5938 !important; }

.topic-section, .media-editions, .manifesto, .submit-brief, .submit-routes, .business-faq { background: var(--paper) !important; color: var(--ink) !important; }
.topic-row, .home-route-item, .brand-menu-card, .card, .media-edition, .submit-route, .business-copy { border-color: var(--line) !important; background: var(--surface) !important; color: var(--ink) !important; }
.topic-row:hover, .home-route-item:hover, .media-edition:hover { background: var(--surface-muted) !important; }
.topic-copy p, .topic-section p, .section-heading > p, .home-route-item p, .business-copy p, .media-edition p { color: var(--muted) !important; }
.home-route-grid { border-color: var(--line) !important; }
.section-heading h2, .topic-copy h2, .manifesto h2, .business-copy h2 { color: var(--ink) !important; }

.button-link, .hero-secondary, .hero-tertiary { border-color: var(--ink) !important; color: var(--ink) !important; background: transparent !important; }
.button-link:hover, .hero-secondary:hover, .hero-tertiary:hover { background: var(--ink) !important; color: #fff !important; }
.hero-primary, .business-cta { background: var(--ink) !important; color: #fff !important; }
.route-editorial, .route-index, .route-video { background: var(--surface) !important; border-color: var(--line) !important; }

.site-footer { border-top: 1px solid var(--line) !important; }
.site-footer a, .footer-company, .footer-bottom, .filing-footer, .edition-footer { color: var(--muted) !important; }
.footer-logo { color: var(--ink) !important; }
.footer-logo span { background: var(--ink) !important; color: #fff !important; }

.theme-toggle { position: absolute; right: max(32px, calc((100% - 1320px) / 2)); top: 50%; transform: translateY(-50%); border: 1px solid var(--line); border-radius: 999px; padding: 7px 12px; background: transparent; color: var(--ink); cursor: pointer; font: inherit; font-size: 12px; }
.theme-toggle:hover { background: var(--ink); color: #fff; }

html[data-theme="dark"] {
  --paper: #101114;
  --ink: #f4f3ef;
  --surface: #181a1e;
  --surface-muted: #22252a;
  --line: #f4f3ef2b;
  --muted: #a7aaa3;
  --violet: #9a8deb;
  --violet-light: #b3aaff;
  --lime: #c9ea5b;
  --coral: #e97b65;
}

html[data-theme="dark"] .site-header { background: #101114e8 !important; }
html[data-theme="dark"] .logo span, html[data-theme="dark"] .footer-logo span { background: var(--ink) !important; color: #101114 !important; }
html[data-theme="dark"] .button-link:hover, html[data-theme="dark"] .hero-secondary:hover, html[data-theme="dark"] .hero-tertiary:hover { background: var(--ink) !important; color: #101114 !important; }
html[data-theme="dark"] .hero-primary, html[data-theme="dark"] .business-cta { background: var(--ink) !important; color: #101114 !important; }

@media (max-width: 760px) {
  .theme-toggle { right: 70px; padding: 6px 9px; }
  .orange-books-nav { gap: 17px; padding: 10px 18px; }
  .orange-books-nav-label { font-size: 11px; }
  .content-context { gap: 17px; padding: 10px 18px; }
  .home-directory { padding: 62px 18px; }
  .home-directory::after { top: 24px; right: 18px; }
  .home-directory-head { display: block; }
  .home-directory-head p { margin-top: 20px; }
  .home-directory-grid { grid-template-columns: 1fr; }
  .directory-group { min-height: 0; padding: 22px; }
  .directory-group h3 { margin: 30px 0 18px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  .motion-ready .reveal-target { opacity: 1; transform: none; transition: none; }
}

/* --------------------------------------------------------------------------
   Frontend design system / Editorial technology media
   -------------------------------------------------------------------------- */
:root {
  --page-max: 1320px;
  --page-pad: clamp(20px, 4vw, 64px);
  --display: "Noto Serif SC", "Songti SC", "STSong", Georgia, serif;
  --ui: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --mono: "SFMono-Regular", "Cascadia Code", Consolas, monospace;
  --accent-orange: #ef694b;
  --accent-blue: #5558d8;
  --accent-lime: #8aa91c;
}

body {
  min-width: 320px;
  font-family: var(--ui) !important;
  letter-spacing: -.012em;
}

body :where(h1, h2, h3, h4) {
  font-family: var(--display) !important;
  letter-spacing: -.065em;
}

body :where(p, li) { text-wrap: pretty; }
body :where(button, a) { -webkit-tap-highlight-color: transparent; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background: color-mix(in srgb, var(--paper) 94%, transparent) !important;
  backdrop-filter: blur(18px) saturate(120%);
}

.site-header .header-inner,
.site-header > .shell,
.site-footer > .shell,
.filing-footer > .shell {
  width: min(100%, var(--page-max));
  margin-inline: auto;
  padding-inline: var(--page-pad);
}

.site-header .header-inner { min-height: 76px; }
.brand-lockup { gap: 12px; }
.logo { font-family: var(--display) !important; font-size: 23px !important; letter-spacing: -.08em; }
.brand-lockup small { font-family: var(--mono); font-size: 10px; letter-spacing: .12em; }
.site-header nav { gap: clamp(14px, 2.4vw, 34px); }
.site-header nav a { font-size: 13px; font-weight: 600; transition: color .2s ease, border-color .2s ease; }
.site-header nav a:hover { color: var(--accent-blue) !important; }
.nav-business { border-color: var(--ink) !important; }

.orange-books-nav,
.content-context {
  width: min(100%, var(--page-max));
  margin-inline: auto;
  padding-inline: var(--page-pad);
}

.orange-books-nav { border-top: 0; border-bottom: 1px solid var(--line); }
.orange-books-nav-label,
.content-context-label,
.eyebrow {
  font-family: var(--mono) !important;
  font-size: 10px !important;
  letter-spacing: .14em !important;
}

.hero-v2,
.brand-detail-hero,
.topic-hero,
.video-hero,
.business-hero {
  position: relative;
  overflow: clip;
  border-bottom: 1px solid var(--line) !important;
}

.hero-v2,
.brand-detail-hero,
.topic-hero,
.video-hero,
.business-hero,
.brand-detail-intro,
.topic-guide,
.story-section,
.video-channels,
.video-offers,
.video-process,
.video-contact,
.services,
.audience,
.content-samples,
.business-faq,
.editorial-guard,
.business-video-showcase {
  padding-block: clamp(64px, 9vw, 132px);
}

.hero-v2 > .shell,
.brand-detail-hero > .shell,
.topic-hero > .shell,
.video-hero > .shell,
.business-hero > .shell,
.brand-detail-intro > .shell,
.topic-guide > .shell,
.story-section > .shell,
.video-channels > .shell,
.video-offers > .shell,
.video-process > .shell,
.video-contact > .shell,
.services > .shell,
.audience > .shell,
.content-samples > .shell,
.business-faq > .shell,
.editorial-guard > .shell,
.business-video-showcase > .shell {
  width: min(100%, var(--page-max));
  margin-inline: auto;
  padding-inline: var(--page-pad);
}

.hero-v2 h1,
.brand-detail-hero h1,
.topic-hero h1,
.video-hero h1,
.business-hero h1 {
  max-width: 900px;
  font-size: clamp(48px, 8vw, 116px) !important;
  line-height: .98 !important;
}

.hero-v2 h1 i,
.hero-v2 h1 b,
.video-hero h1 em {
  font-family: var(--display) !important;
  font-style: normal;
}

.hero-v2 .hero-copy,
.brand-detail-hero .brand-detail-grid,
.topic-hero .topic-hero-grid,
.video-hero .video-hero-copy,
.business-hero .business-hero-grid {
  position: relative;
  z-index: 1;
}

.hero-v2 .hero-copy,
.brand-detail-hero .brand-detail-grid,
.topic-hero .topic-hero-grid,
.video-hero .video-hero-copy,
.business-hero .business-hero-grid {
  max-width: 820px;
}

.hero-v2 .hero-summary,
.brand-detail-intro p,
.story-heading p,
.topic-hero p,
.video-hero p,
.business-hero p,
.business-copy p {
  color: var(--muted) !important;
  font-size: clamp(15px, 1.35vw, 18px);
  line-height: 1.9;
}

.hero-primary,
.button-link,
.hero-secondary,
.hero-tertiary,
.business-cta,
.video-hero-actions a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 17px;
  border: 1px solid var(--ink) !important;
  border-radius: 0 !important;
  font-size: 12px;
  font-weight: 750;
  text-decoration: none;
  transition: transform .2s ease, background .2s ease, color .2s ease;
}

.hero-primary,
.business-cta { background: var(--ink) !important; color: var(--paper) !important; }
.hero-primary:hover,
.business-cta:hover,
.button-link:hover,
.hero-secondary:hover,
.hero-tertiary:hover,
.video-hero-actions a:hover { transform: translateY(-2px); background: var(--accent-orange) !important; border-color: var(--accent-orange) !important; color: #fff !important; }

.brand-detail-grid,
.brand-detail-columns,
.topic-guide-grid,
.story-grid,
.video-channel-list,
.video-offer-grid,
.business-brands,
.service-grid,
.service-detail-grid,
.audience-grid,
.content-sample-grid,
.cooperation-flow-grid,
.business-faq-list {
  border-color: var(--line) !important;
}

.brand-menu-card,
.story-card,
.topic-method-tags,
.video-channel-row,
.video-account,
.video-offer-grid > *,
.business-mini-card,
.service-detail-grid > *,
.audience-scenarios,
.content-sample-card,
.business-faq-list > *,
.cooperation-flow-grid > * {
  border-radius: 0 !important;
  box-shadow: none !important;
  background: var(--surface) !important;
  border-color: var(--line) !important;
  transition: background .25s ease, transform .25s ease, border-color .25s ease;
}

/* 商务页品牌入口沿用统一的浅色卡片，不继承旧版白字样式。 */
.business-brands a,
.business-brands a h2,
.business-brands a h3,
.business-brands a p,
.business-brands a span,
.business-mini-card,
.business-mini-card span {
  color: var(--ink) !important;
}

.business-brands a p,
.business-brands a small,
.business-brands a .eyebrow,
.business-mini-card p {
  color: var(--muted) !important;
}

.business-mini-card.violet > span,
.business-mini-card.lime > span,
.business-mini-card.coral > span {
  color: var(--ink) !important;
}

.brand-menu-card:hover,
.story-card:hover,
.video-channel-row:hover,
.video-account:hover,
.business-mini-card:hover,
.content-sample-card:hover,
.cooperation-flow-grid > *:hover {
  background: var(--surface-muted) !important;
  border-color: var(--accent-blue) !important;
  transform: translateY(-4px);
}

.topic-row,
.home-route-item,
.media-edition,
.route-editorial,
.route-index,
.route-video {
  border-radius: 0 !important;
  background: var(--surface) !important;
  border-color: var(--line) !important;
  transition: background .25s ease, padding .25s ease, border-color .25s ease;
}

.topic-row:hover,
.home-route-item:hover,
.media-edition:hover,
.route-editorial:hover,
.route-index:hover,
.route-video:hover { background: var(--surface-muted) !important; border-color: var(--accent-blue) !important; }

.section-heading h2,
.topic-copy h2,
.story-heading h2,
.business-copy h2,
.video-channels h2,
.video-offers h2,
.services h2,
.audience h2,
.content-samples h2,
.business-faq h2 {
  font-size: clamp(32px, 4.8vw, 66px) !important;
  line-height: 1.05 !important;
}

.section-heading > p,
.topic-copy p,
.story-card p,
.video-channel-description,
.video-offer p,
.service-detail-grid p,
.audience-scenarios p,
.content-sample-card p,
.business-faq-list p { color: var(--muted) !important; }

.back-link,
.text-link,
.directory-card span:last-child,
.route-editorial strong,
.route-index strong { color: var(--accent-blue) !important; }

.site-footer { margin-top: 0; background: var(--paper) !important; border-top: 1px solid var(--line) !important; }
.site-footer .footer-grid { padding-block: 52px; }
.footer-logo { font-family: var(--display) !important; }
.footer-links a, .footer-company, .footer-bottom, .filing-footer { font-size: 12px; }

/* Home manifesto: strong statement, controlled line length. */
.manifesto {
  display: grid;
  grid-template-columns: minmax(150px, .24fr) minmax(0, 1fr);
  gap: clamp(24px, 5vw, 88px);
  align-items: start;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.manifesto-label { padding-top: 10px; color: var(--accent-orange); font: 700 10px/1.3 var(--mono); letter-spacing: .14em; }
.manifesto p { max-width: 1050px; margin: 0; color: var(--ink) !important; font: 600 clamp(38px, 5.1vw, 78px)/1.16 var(--display) !important; letter-spacing: -.075em !important; }

/* Video directory: never allow inherited white text to disappear on light rows. */
.video-channel-row :where(h3, .video-platform-english, .video-channel-description, .video-account strong, .video-account span, .video-account a) { color: var(--ink) !important; }
.video-channel-row .video-platform-english { color: var(--accent-blue) !important; font-family: var(--mono); font-size: 10px; letter-spacing: .14em; }
.video-channel-row .video-channel-description,
.video-channel-row .video-account span { color: var(--muted) !important; }
.video-channel-row .video-account { background: var(--paper) !important; }
.video-channel-row .video-account a { color: var(--accent-blue) !important; }
.video-channel-row .video-account a:hover { color: var(--accent-orange) !important; }

html[data-theme="dark"] .site-header { background: color-mix(in srgb, var(--paper) 92%, transparent) !important; }
html[data-theme="dark"] .brand-menu-card,
html[data-theme="dark"] .story-card,
html[data-theme="dark"] .topic-row,
html[data-theme="dark"] .home-route-item,
html[data-theme="dark"] .media-edition,
html[data-theme="dark"] .video-channel-row,
html[data-theme="dark"] .video-account,
html[data-theme="dark"] .business-mini-card,
html[data-theme="dark"] .content-sample-card,
html[data-theme="dark"] .route-editorial,
html[data-theme="dark"] .route-index,
html[data-theme="dark"] .route-video { background: var(--surface) !important; }

@media (max-width: 760px) {
  .site-header .header-inner { min-height: 64px; }
  .site-header nav { gap: 15px; }
  .brand-lockup small { display: none; }
  .hero-v2,
  .brand-detail-hero,
  .topic-hero,
  .video-hero,
  .business-hero,
  .brand-detail-intro,
  .topic-guide,
  .story-section,
  .video-channels,
  .video-offers,
  .video-process,
  .video-contact,
  .services,
  .audience,
  .content-samples,
  .business-faq,
  .editorial-guard,
  .business-video-showcase { padding-block: 58px; }
  .hero-v2 h1,
  .brand-detail-hero h1,
  .topic-hero h1,
  .video-hero h1,
  .business-hero h1 { font-size: clamp(42px, 15vw, 72px) !important; }
  .hero-primary, .button-link, .hero-secondary, .hero-tertiary, .business-cta, .video-hero-actions a { min-height: 42px; }
  .home-route-grid, .topic-guide-grid, .story-grid, .video-offer-grid, .service-grid, .audience-grid, .content-sample-grid, .cooperation-flow-grid { grid-template-columns: 1fr !important; }
  .section-heading h2, .topic-copy h2, .story-heading h2, .business-copy h2, .video-channels h2, .video-offers h2, .services h2, .audience h2, .content-samples h2, .business-faq h2 { font-size: 40px !important; }
  .manifesto { display: block; }
  .manifesto-label { margin-bottom: 24px; }
  .manifesto p { font-size: clamp(34px, 10vw, 54px) !important; }
  .theme-toggle { right: 18px; }
}