:root {
  --ink:#24383E; --text:#2D3537; --muted:#6E7A7D; --brand:#3F5F68; --sand:#C7A96B;
  --accent:#D66A4A; --paper:#F5F1E8; --mist:#E8EEEB; --white:#fffdf8; --line:rgba(36,56,62,.16);
  --shadow:0 20px 50px rgba(36,56,62,.10); --radius:24px; --radius-sm:14px; --shell:min(1180px,calc(100vw - 40px));
}
*{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;background:var(--paper);color:var(--text);font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;line-height:1.72;-webkit-font-smoothing:antialiased}img{display:block;max-width:100%;height:auto}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}.shell{width:var(--shell);margin-inline:auto}.skip-link{position:fixed;z-index:1000;left:12px;top:12px;transform:translateY(-160%);background:var(--ink);color:#fff;padding:10px 14px;border-radius:8px}.skip-link:focus{transform:none}.site-header{position:sticky;top:0;z-index:100;background:rgba(245,241,232,.93);backdrop-filter:blur(18px);border-bottom:1px solid rgba(36,56,62,.08)}.header-shell{display:flex;align-items:center;justify-content:space-between;min-height:82px;gap:28px}.brandmark{display:flex;align-items:center;gap:12px}.brandmark img{width:48px;height:48px;border-radius:50%;object-fit:cover}.brandmark span{display:grid;line-height:1.12}.brandmark strong{font-size:1.18rem;color:var(--ink);letter-spacing:.08em}.brandmark small{font-size:.72rem;color:var(--muted);margin-top:5px}.site-nav{display:flex;align-items:center;gap:8px}.site-nav a{padding:10px 13px;border-radius:999px;font-size:.94rem;color:var(--muted)}.site-nav a:hover,.site-nav a:focus-visible,.site-nav a[aria-current="page"]{background:var(--mist);color:var(--ink)}.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);background:transparent;border-radius:50%;padding:11px}.nav-toggle span{display:block;height:2px;background:var(--ink);margin:4px 0}.breadcrumb{width:var(--shell);margin:18px auto 0}.breadcrumb ol{display:flex;gap:8px;list-style:none;padding:0;margin:0;font-size:.82rem;color:var(--muted)}.breadcrumb li:not(:last-child)::after{content:' /';margin-left:8px;color:#9ba6a8}.breadcrumb a:hover{text-decoration:underline}.eyebrow{margin:0 0 10px;color:var(--brand);font-size:.78rem;font-weight:750;letter-spacing:.15em;text-transform:uppercase}.lede{font-size:clamp(1.04rem,1.8vw,1.28rem);color:#526064;max-width:760px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:11px 20px;border-radius:999px;font-weight:720;transition:.2s ease;border:1px solid transparent}.button:hover{transform:translateY(-2px)}.button--primary{background:var(--brand);color:#fff;box-shadow:0 10px 28px rgba(63,95,104,.18)}.button--ghost{border-color:var(--line);background:rgba(255,255,255,.32);color:var(--ink)}.button--sand{background:var(--sand);color:#2b302d}.text-link{display:inline-flex;align-items:center;font-weight:720;color:var(--brand)}.text-link:hover{text-decoration:underline}.inline-links{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.home-intro{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(380px,.92fr);gap:64px;align-items:center;min-height:680px;padding-block:70px}.home-intro h1,.page-hero h1,.video-hero h1,.community-hero h1,.access-hero h1,.not-found h1{font-size:clamp(2.7rem,5vw,5.6rem);line-height:.98;letter-spacing:-.055em;color:var(--ink);margin:.12em 0 .28em}.home-intro__visual{margin:0;position:relative}.home-intro__visual img{width:100%;aspect-ratio:1.08;object-fit:cover;border-radius:52% 48% 44% 56% / 47% 55% 45% 53%;box-shadow:var(--shadow)}.home-intro__visual figcaption{position:absolute;right:-12px;bottom:18px;background:var(--white);border:1px solid var(--line);border-radius:999px;padding:10px 15px;font-size:.82rem;color:var(--muted)}.intro-facts{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:36px 0 0;padding-top:28px;border-top:1px solid var(--line)}.intro-facts div{display:grid;gap:4px}.intro-facts dt{font-size:.8rem;color:var(--muted)}.intro-facts dd{margin:0;font-weight:650;color:var(--ink)}.section{padding-block:90px}.section--tint{background:var(--mist)}.section--deep{background:var(--ink);color:#eaf0ee}.compact-section{padding-bottom:110px}.section-heading{margin-bottom:34px}.section-heading h2{font-size:clamp(2rem,3.2vw,3.4rem);line-height:1.08;letter-spacing:-.04em;color:var(--ink);margin:0;max-width:760px}.split-heading{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:end}.split-heading>p{margin:0;color:var(--muted);max-width:480px}.feature-grid{display:grid;grid-template-columns:1.12fr .94fr .94fr;gap:20px}.content-card{background:rgba(255,253,248,.62);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.content-card__media{aspect-ratio:16/10;overflow:hidden}.content-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}.content-card:hover .content-card__media img{transform:scale(1.025)}.content-card__body{padding:24px}.content-card h3{font-size:1.28rem;line-height:1.3;color:var(--ink);margin:0 0 9px}.content-card p{margin:0 0 14px;color:var(--muted)}.content-card .meta{font-size:.8rem}.content-card--feature:first-child{grid-row:span 2}.content-card--feature:first-child .content-card__media{aspect-ratio:4/3}.content-card--feature:first-child h3{font-size:1.55rem}.community-home{display:grid;grid-template-columns:.72fr 1.28fr;gap:70px}.community-home__head{position:sticky;top:120px;align-self:start}.community-home__head h2{font-size:clamp(2.2rem,3.7vw,4rem);line-height:1.02;letter-spacing:-.045em;margin:0 0 20px;color:var(--ink)}.community-home__head>p:not(.eyebrow){color:var(--muted);max-width:430px}.topic-list{display:grid}.topic-row{display:grid;grid-template-columns:1fr auto;gap:24px;padding:24px 0;border-top:1px solid rgba(36,56,62,.14)}.topic-row:last-child{border-bottom:1px solid rgba(36,56,62,.14)}.topic-row h3{font-size:1.22rem;margin:6px 0 7px;color:var(--ink)}.topic-row p{margin:0;color:var(--muted)}.topic-tag{font-size:.75rem;color:var(--brand);font-weight:700}.topic-row__link{align-self:center;font-size:.84rem;font-weight:700;color:var(--brand);white-space:nowrap}.path-grid{display:grid;grid-template-columns:1.4fr .8fr 1fr;gap:18px}.path-card{min-height:390px;border-radius:30px;overflow:hidden;position:relative;border:1px solid var(--line);background:#fff8;display:flex;flex-direction:column}.path-card>img{width:100%;height:210px;object-fit:cover}.path-card>div{padding:24px}.path-card span{font-size:.75rem;letter-spacing:.12em;color:var(--brand);font-weight:750}.path-card h3{margin:6px 0 10px;font-size:1.5rem;color:var(--ink)}.path-card p{margin:0 0 14px;color:var(--muted)}.path-card a{font-weight:700;color:var(--brand)}.path-card--community{background:var(--brand);color:#fff;justify-content:flex-end}.path-card--community h3,.path-card--community span,.path-card--community a{color:#fff}.path-card--community p{color:#dfe9e7}.access-strip{background:var(--ink);color:#eef4f2}.access-strip__inner{display:flex;align-items:center;justify-content:space-between;gap:60px}.access-strip h2{margin:0 0 12px;font-size:clamp(2rem,3vw,3.3rem);line-height:1.08}.access-strip p{margin:0;color:#c5d0ce}.access-strip .eyebrow{color:#d6bd86}.note-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.content-card--note{background:transparent}.content-card--note .content-card__media{aspect-ratio:3/2}.center-link{text-align:center;margin-top:28px}.site-footer{background:#203238;color:#dce5e3;padding:60px 0}.footer-grid{display:grid;grid-template-columns:1.3fr .7fr .7fr;gap:60px}.footer-brand{font-size:1.6rem;font-weight:800;color:#fff;margin:0 0 10px}.site-footer p{color:#aebbb9}.site-footer nav{display:grid;align-content:start;gap:10px}.site-footer a:hover{text-decoration:underline}.footer-meta{text-align:right}.page-hero,.community-hero,.access-hero{display:grid;grid-template-columns:1fr .86fr;gap:64px;align-items:center;padding-block:70px 90px}.page-hero img,.community-hero img,.access-hero img{width:100%;border-radius:32px;box-shadow:var(--shadow);aspect-ratio:1.28;object-fit:cover}.brand-story-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.brand-story-grid article{padding:26px 0;border-top:2px solid var(--brand)}.brand-story-grid h2{font-size:1.55rem;line-height:1.25;color:var(--ink)}.brand-story-grid p{color:var(--muted)}.number-mark{font-size:.78rem!important;color:var(--sand)!important;font-weight:800;letter-spacing:.1em}.brand-crosslink{display:grid;grid-template-columns:.9fr 1.1fr;gap:60px;align-items:center}.brand-crosslink__visual img{border-radius:50% 50% 18% 18% / 34% 34% 18% 18%;aspect-ratio:1.05;object-fit:cover}.brand-crosslink h2{font-size:clamp(2rem,3.5vw,3.8rem);line-height:1.05;color:var(--ink);margin:0 0 18px}.video-hero{padding:60px 0 35px}.video-hero__intro{display:grid;grid-template-columns:1fr .8fr;gap:50px;align-items:end;margin-bottom:34px}.video-hero h1{font-size:clamp(2.6rem,4.8vw,5rem);margin:0}.video-hero__media{position:relative}.video-hero__media img{width:100%;max-height:620px;object-fit:cover;border-radius:36px}.media-caption{position:absolute;left:22px;bottom:22px;padding:14px 18px;border-radius:18px;background:rgba(245,241,232,.9);backdrop-filter:blur(8px);display:grid}.media-caption span{font-size:.72rem;color:var(--muted)}.media-caption strong{color:var(--ink)}.video-index,.community-jump{display:flex;flex-wrap:wrap;gap:9px;padding:22px 0 40px;border-top:1px solid var(--line)}.video-index a,.community-jump a{padding:9px 13px;border:1px solid var(--line);border-radius:999px;color:var(--muted);font-size:.85rem;background:#ffffff52}.video-index a:hover,.community-jump a:hover{background:var(--mist);color:var(--ink)}.video-section{padding:80px 0}.video-section--alt{background:var(--mist)}.video-section__grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:80px}.video-section__lead h2{font-size:clamp(2.2rem,3.6vw,3.8rem);line-height:1.04;color:var(--ink);margin:0 0 14px}.video-section__lead>p:not(.eyebrow){color:var(--muted);max-width:440px}.video-section__lead img{margin-top:26px;border-radius:24px;width:100%;aspect-ratio:4/3;object-fit:cover}.video-entries article{padding:0 0 30px;margin-bottom:30px}.video-entries h3{font-size:1.45rem;margin:0 0 8px;color:var(--ink)}.video-entries p{margin:0;color:var(--muted)}.entry-rule{height:1px;background:var(--line);margin-top:30px}.relation-panel{display:flex;align-items:center;justify-content:space-between;gap:60px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.relation-panel h2{font-size:clamp(1.9rem,3vw,3rem);line-height:1.08;margin:0 0 12px;color:var(--ink)}.relation-panel p{color:var(--muted);margin:0}.community-hero{grid-template-columns:1.05fr .95fr}.community-hero h1{font-size:clamp(2.7rem,4.8vw,5.2rem)}.community-featured{padding-top:40px}.community-jump{position:sticky;top:82px;z-index:20;background:var(--paper)}.discussion-block{padding:68px 0;border-top:1px solid var(--line)}.discussion-block:nth-of-type(even){background:#f0ece2}.discussion-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:70px}.discussion-grid header{position:sticky;top:160px;align-self:start}.discussion-no{display:inline-block;font-size:.75rem;letter-spacing:.14em;color:var(--sand);font-weight:800;margin-bottom:8px}.discussion-grid h2{font-size:clamp(2rem,3vw,3.2rem);line-height:1.05;color:var(--ink);margin:0 0 14px}.discussion-grid header p{color:var(--muted)}.thread{padding:0 0 30px;margin-bottom:28px;border-bottom:1px solid var(--line)}.thread h3{font-size:1.35rem;line-height:1.25;color:var(--ink);margin:0 0 9px}.thread p{margin:0;color:var(--muted)}.access-hero{grid-template-columns:1.06fr .94fr}.domain-box{display:grid;grid-template-columns:auto 1fr;gap:4px 18px;align-items:baseline;margin-top:28px;padding:20px 22px;border:1px solid var(--line);border-radius:18px;background:#fff8;max-width:560px}.domain-box span{font-size:.78rem;color:var(--muted)}.domain-box strong{font-size:1.3rem;color:var(--ink)}.domain-box small{grid-column:2;color:var(--muted)}.access-card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.content-card--access .content-card__media{aspect-ratio:5/3}.access-steps{display:grid;grid-template-columns:.9fr 1.1fr;gap:80px}.access-steps h2{font-size:clamp(2.3rem,3.8vw,4rem);line-height:1.03;margin:0;color:#fff}.access-steps ol{margin:0;padding:0;list-style:none}.access-steps li{display:grid;grid-template-columns:50px 1fr;gap:20px;padding:24px 0;border-top:1px solid rgba(255,255,255,.14)}.access-steps li span{color:#d8bd83;font-weight:800}.access-steps h3{margin:0 0 8px;color:#fff}.access-steps p{margin:0;color:#b9c6c4}.faq-list{max-width:980px}.faq-list details{border-top:1px solid var(--line);padding:20px 0}.faq-list details:last-child{border-bottom:1px solid var(--line)}.faq-list summary{cursor:pointer;font-size:1.12rem;font-weight:720;color:var(--ink)}.faq-list details p{color:var(--muted);max-width:850px}.faq-list a{color:var(--brand);text-decoration:underline}.not-found{min-height:65vh;display:flex;flex-direction:column;justify-content:center;align-items:flex-start}.not-found h1{max-width:850px}.not-found>p:not(.eyebrow){font-size:1.1rem;color:var(--muted)}:focus-visible{outline:3px solid rgba(214,106,74,.45);outline-offset:3px}
@media (max-width:980px){.home-intro,.page-hero,.community-hero,.access-hero{grid-template-columns:1fr;min-height:0}.home-intro{gap:38px;padding-top:48px}.home-intro__visual{max-width:700px}.feature-grid{grid-template-columns:1fr 1fr}.content-card--feature:first-child{grid-row:auto;grid-column:1/-1}.community-home,.video-section__grid,.discussion-grid,.access-steps,.brand-crosslink{grid-template-columns:1fr}.community-home__head,.discussion-grid header{position:static}.path-grid{grid-template-columns:1fr 1fr}.path-card--brand{grid-column:1/-1}.brand-story-grid,.note-grid,.access-card-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.footer-meta{text-align:left}.video-hero__intro{grid-template-columns:1fr}.community-jump{position:static}.relation-panel{align-items:flex-start}}
@media (max-width:760px){:root{--shell:min(100% - 28px,1180px)}.header-shell{min-height:70px}.site-nav{display:none;position:absolute;left:14px;right:14px;top:72px;background:var(--paper);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:10px;flex-direction:column;align-items:stretch}.site-nav.is-open{display:flex}.site-nav a{padding:12px}.nav-toggle{display:block}.brandmark img{width:42px;height:42px}.section{padding-block:64px}.home-intro h1,.page-hero h1,.video-hero h1,.community-hero h1,.access-hero h1,.not-found h1{font-size:clamp(2.45rem,13vw,4rem)}.home-intro__visual figcaption{position:static;margin-top:10px;display:inline-block}.intro-facts,.split-heading,.feature-grid,.path-grid,.brand-story-grid,.note-grid,.access-card-grid,.footer-grid{grid-template-columns:1fr}.content-card--feature:first-child,.path-card--brand{grid-column:auto}.community-home{gap:34px}.topic-row{grid-template-columns:1fr}.topic-row__link{justify-self:start}.access-strip__inner,.relation-panel{flex-direction:column;align-items:flex-start}.page-hero,.community-hero,.access-hero{padding-block:42px 62px}.video-section{padding:62px 0}.video-section__grid{gap:36px}.discussion-grid{gap:30px}.community-jump{overflow:auto;flex-wrap:nowrap;padding-bottom:18px}.community-jump a{white-space:nowrap}.domain-box{grid-template-columns:1fr}.domain-box small{grid-column:auto}.access-steps{gap:40px}.footer-grid{gap:28px}.site-footer{padding:48px 0}}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
.search-hero{padding:72px 0 54px;display:grid;grid-template-columns:1fr .85fr;gap:70px;align-items:end}.search-hero h1{font-size:clamp(2.5rem,4.8vw,5rem);line-height:.98;letter-spacing:-.05em;color:var(--ink);margin:.1em 0 .25em}.search-form{padding:24px;border-radius:24px;background:var(--mist);border:1px solid var(--line)}.search-form label{display:block;font-size:.82rem;font-weight:750;color:var(--ink);margin-bottom:8px}.search-form>div{display:flex;gap:8px}.search-form input{min-width:0;flex:1;border:1px solid var(--line);background:var(--white);border-radius:12px;padding:12px 14px;color:var(--ink)}.search-form button{border:0;border-radius:12px;padding:12px 18px;background:var(--brand);color:#fff;font-weight:750;cursor:pointer}.suggestion-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.suggestion-grid a{display:grid;gap:6px;padding:22px;border:1px solid var(--line);border-radius:18px;background:#fff7}.suggestion-grid a:hover{background:var(--mist)}.suggestion-grid strong{font-size:1.05rem;color:var(--ink)}.suggestion-grid span{font-size:.88rem;color:var(--muted)}.search-results__head{display:flex;justify-content:space-between;gap:20px;padding-bottom:20px;border-bottom:1px solid var(--line);color:var(--muted)}.search-results__head p{margin:0}.search-results__head a{font-weight:700;color:var(--brand)}.search-result-list{display:grid}.search-result-list article{padding:30px 0;border-bottom:1px solid var(--line);max-width:900px}.search-result-list h2{font-size:1.5rem;line-height:1.25;margin:0 0 9px;color:var(--ink)}.search-result-list h2 a:hover{text-decoration:underline}.search-result-list p{margin:0 0 12px;color:var(--muted)}.empty-state{padding:46px;border-radius:24px;background:var(--mist);max-width:860px}.empty-state h2{font-size:2rem;color:var(--ink);margin:0 0 10px}.empty-state p{color:var(--muted)}.nav-search{border:1px solid var(--line)}
@media(max-width:900px){.search-hero{grid-template-columns:1fr;gap:30px}.suggestion-grid{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.suggestion-grid{grid-template-columns:1fr}.search-form>div{flex-direction:column}.search-results__head{flex-direction:column}.empty-state{padding:28px}}