:root{--bg:#F8F8F6;--surface:#FFFFFF;--ink:#1C1C1A;--muted:#66645D;--brand:#343A40;--accent:#D94F45;--highlight:#E9B949;--line:#DFDFDA;--section-space:58px;--radius:6px;--max:1180px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei","PingFang SC",Arial,sans-serif;font-size:16px;line-height:1.75;letter-spacing:0}
body.type-classic h1,body.type-classic h2,body.type-classic h3,body.type-journal h1,body.type-journal h2{font-family:"Songti SC","STSong",serif}
body.type-modern h1,body.type-modern h2,body.type-modern h3{font-family:"Microsoft YaHei","PingFang SC",sans-serif;font-weight:700}
body.type-humanist h1,body.type-humanist h2{font-family:"Kaiti SC","STKaiti","Songti SC",serif}
body.type-technical .eyebrow,body.type-technical .kicker,body.type-technical .hero-meta{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
body.type-journal{font-family:"Songti SC","STSong",serif}
a{color:inherit;text-decoration:none}
a:hover{color:var(--brand)}
img{display:block;max-width:100%}
.skip-link{position:absolute;left:-9999px;top:10px;background:var(--ink);color:#fff;padding:8px 12px;z-index:99}
.skip-link:focus{left:10px}
.site-header{height:72px;background:var(--surface);border-bottom:1px solid var(--line);display:flex;align-items:center;position:relative;z-index:5}
.header-inner,.inner{width:min(calc(100% - 40px),var(--max));margin:0 auto}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;min-width:0}
.brand{display:flex;align-items:center;gap:12px;min-width:0;font-weight:700}
.brand-mark{width:34px;height:34px;background:var(--brand);border:6px solid var(--highlight);box-shadow:inset 0 0 0 3px var(--surface);flex:0 0 auto}
.brand-text{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.site-nav{display:flex;align-items:center;gap:22px;font-size:14px;white-space:nowrap;overflow-x:auto;scrollbar-width:none}
.site-nav a[aria-current="page"]{color:var(--brand);font-weight:700;border-bottom:2px solid var(--accent)}
body.nav-solid .site-header{background:var(--ink);color:#fff;border-color:transparent}
body.nav-solid .brand-mark{background:var(--accent);border-color:var(--highlight);box-shadow:inset 0 0 0 3px var(--ink)}
body.nav-compact .site-header{height:58px}.nav-compact .brand-mark{width:28px;height:28px;border-width:5px}.nav-compact .site-nav{font-size:13px}
body.nav-centered .header-inner{justify-content:center}.nav-centered .brand{position:absolute;left:20px}.nav-centered .site-nav{justify-content:center}
body.nav-editorial .site-header{height:86px}.nav-editorial .brand-text{font-family:"Songti SC","STSong",serif;font-size:20px}.nav-editorial .site-nav{border-left:1px solid var(--line);padding-left:28px}
.hero{position:relative;background:var(--surface);overflow:hidden;border-bottom:1px solid var(--line)}
.hero h1{font-size:clamp(34px,5vw,58px);line-height:1.18;margin:0 0 18px;font-weight:700;letter-spacing:0;overflow-wrap:anywhere}
.hero p{font-size:18px;line-height:1.75;margin:0 0 24px;color:var(--muted);max-width:760px}
.eyebrow{display:inline-block;color:var(--brand);font-size:13px;font-weight:700;border-top:3px solid var(--accent);padding-top:7px;margin-bottom:16px}
.hero-meta{display:flex;flex-wrap:wrap;gap:8px 22px;font-size:13px;color:var(--muted)}
.hero-cinematic{height:540px;background:var(--ink)}.hero-cinematic>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.hero-cinematic::after{content:"";position:absolute;inset:0;background:rgba(10,14,12,.58)}.hero-cinematic .hero-inner{height:100%;position:relative;z-index:1;display:flex;align-items:center}.hero-cinematic .hero-copy{max-width:760px;color:#fff}.hero-cinematic p,.hero-cinematic .hero-meta{color:#eef1ed}.hero-cinematic .eyebrow{color:var(--highlight)}
.hero-split .hero-inner{display:grid;grid-template-columns:.92fr 1.08fr;min-height:500px}.hero-split .hero-copy{padding:58px 54px 58px 0}.hero-split figure{margin:0;min-height:500px}.hero-split img{width:100%;height:100%;object-fit:cover}
.hero-poster{padding:48px 0 0}.hero-poster .poster-copy{display:grid;grid-template-columns:1.25fr .75fr;gap:50px;align-items:end;margin-bottom:34px}.hero-poster figure{margin:0;height:300px}.hero-poster img{width:100%;height:100%;object-fit:cover}
.hero-newsroom{padding:54px 0}.hero-newsroom .news-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:60px}.hero-newsroom aside{border-top:5px solid var(--accent);padding-top:18px}.hero-newsroom .issue-number{font-size:64px;line-height:1;color:var(--brand);font-weight:700}.hero-newsroom img{width:100%;height:190px;object-fit:cover;margin-top:24px}
.hero-panorama figure{margin:0;height:330px;position:relative}.hero-panorama img{width:100%;height:100%;object-fit:cover}.hero-panorama figcaption{position:absolute;right:18px;bottom:14px;background:rgba(255,255,255,.9);padding:6px 10px;font-size:12px}.hero-panorama .panorama-copy{padding:34px 0 42px;display:grid;grid-template-columns:1.25fr .75fr;gap:48px;align-items:end}
.hero-framed{padding:38px 0}.hero-framed .frame-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:stretch}.hero-framed figure{margin:0;border:12px solid var(--surface);outline:1px solid var(--line);min-height:430px}.hero-framed img{width:100%;height:100%;object-fit:cover}.hero-framed .hero-copy{align-self:center}
.hero-minimal{padding:62px 0 0}.hero-minimal .minimal-copy{display:grid;grid-template-columns:1.25fr .75fr;gap:58px;align-items:end;padding-bottom:42px}.hero-minimal .image-strip{height:190px}.hero-minimal img{width:100%;height:100%;object-fit:cover}
.band{padding:var(--section-space) 0;border-bottom:1px solid var(--line)}
.band-white{background:var(--surface)}
.band-ink{background:var(--ink);color:#f5f7f4}.band-ink .eyebrow{color:var(--highlight)}.band-ink p,.band-ink .section-note{color:#cbd2cc}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:34px}
.section-head h2,.page-title{font-size:34px;line-height:1.3;margin:0;letter-spacing:0}
.section-head p{max-width:600px;margin:0;color:var(--muted)}
.feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}
.feature-media img{width:100%;aspect-ratio:16/11;object-fit:cover}
.feature-copy h2{font-size:38px;line-height:1.3;margin:0 0 18px;letter-spacing:0}.feature-copy p{color:var(--muted);margin:0 0 20px}
.question{font-size:21px;line-height:1.6;color:var(--ink);border-left:4px solid var(--accent);padding-left:18px;margin:25px 0}
.feature-media-right .feature-media{order:2}.feature-stacked .feature-grid{grid-template-columns:1fr}.feature-stacked .feature-media img{aspect-ratio:21/8}.feature-stacked .feature-copy{max-width:840px}.feature-offset .feature-grid{grid-template-columns:.72fr 1.28fr}.feature-offset .feature-media{transform:translateY(28px)}.feature-rail .feature-grid{grid-template-columns:.38fr 1.62fr}.feature-rail .feature-media img{aspect-ratio:3/5}.feature-collage .feature-grid{grid-template-columns:1.3fr .7fr}.feature-collage .feature-media{padding:20px 0 20px 20px;border-left:10px solid var(--highlight)}.feature-numbered .feature-grid{grid-template-columns:.82fr 1.18fr}.feature-numbered .feature-copy::before{content:"018";font-size:72px;font-weight:700;color:var(--line);line-height:1}
.text-link{display:inline-flex;align-items:center;gap:8px;color:var(--brand);font-weight:700;border-bottom:1px solid currentColor}
.article-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.article-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px;min-height:245px;display:flex;flex-direction:column}.article-card .kicker{color:var(--accent);font-size:13px;font-weight:700;margin-bottom:13px}.article-card h3{font-size:22px;line-height:1.45;margin:0 0 13px;letter-spacing:0}.article-card p{color:var(--muted);font-size:15px;margin:0 0 22px}.article-card .text-link{margin-top:auto;align-self:flex-start}
body.cards-grid-four .article-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.cards-grid-four .article-card{min-height:320px;padding:22px}.cards-grid-four .article-card h3{font-size:19px}
body.cards-lead-story .article-grid{grid-template-columns:1.25fr .75fr}.cards-lead-story .article-card:first-child{grid-row:span 2;min-height:510px;background:var(--ink);color:#fff}.cards-lead-story .article-card:first-child p{color:#d1d6d2}
body.cards-rows .article-grid{grid-template-columns:1fr}.cards-rows .article-card{min-height:0;display:grid;grid-template-columns:90px minmax(260px,1fr) minmax(320px,1.25fr) auto;align-items:center;gap:22px}.cards-rows .article-card h3{overflow-wrap:anywhere}.cards-rows .article-card p{margin:0}.cards-rows .article-card .text-link{margin:0;white-space:nowrap}
body.cards-columns .article-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:0;border-top:1px solid var(--line)}.cards-columns .article-card{border:0;border-right:1px solid var(--line);border-radius:0;background:transparent;padding:28px 22px}
body.cards-index-list .article-grid{grid-template-columns:1fr 1fr}.cards-index-list .article-card{min-height:0;border:0;border-top:3px solid var(--ink);background:transparent;padding:20px 0 32px}
.checklist-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:64px;align-items:start}.checklist-layout img{width:100%;aspect-ratio:4/3;object-fit:cover}.checklist{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border-top:1px solid var(--line)}.check-item{padding:20px 12px 20px 0;border-bottom:1px solid var(--line);display:flex;gap:14px}.check-number{color:var(--accent);font-weight:700}.check-item h3{font-size:17px;margin:0 0 4px}.check-item p{font-size:14px;color:var(--muted);margin:0}
.brief-grid{display:grid;grid-template-columns:1fr repeat(3,.72fr);gap:32px}.brief-intro h2{font-size:34px;line-height:1.35;margin:0}.brief-item{border-top:4px solid var(--accent);padding-top:16px}.brief-item strong{display:block;font-size:18px;margin-bottom:8px}.brief-item p{margin:0;color:var(--muted);font-size:14px}
.pathway{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid currentColor}.path-step{padding:24px 28px 0 0}.path-step .step-no{font-size:12px;color:var(--highlight);font-weight:700}.path-step h3{font-size:18px;margin:8px 0}.path-step p{font-size:14px;margin:0;color:#cbd2cc}
.story-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:54px;align-items:center}.story-grid figure{margin:0}.story-grid img{width:100%;aspect-ratio:16/10;object-fit:cover}.story-grid figcaption{font-size:12px;color:var(--muted);margin-top:8px}.story-quote{font-size:28px;line-height:1.55;margin:0 0 22px}.story-copy p{color:var(--muted)}
.topic-strip{display:flex;gap:9px;flex-wrap:wrap;margin-top:24px}.topic-strip span{border:1px solid var(--line);background:var(--surface);border-radius:4px;padding:6px 10px;font-size:13px;color:var(--muted)}
.page-hero{padding:70px 0 50px;background:var(--surface);border-bottom:1px solid var(--line)}.hero-poster+.band .page-hero{border-top:8px solid var(--accent)}.page-title{font-size:44px;max-width:920px;margin-bottom:18px;overflow-wrap:anywhere}.page-lead{font-size:18px;max-width:800px;color:var(--muted);margin:0}.article-shell{display:grid;grid-template-columns:minmax(0,760px) 260px;gap:78px;align-items:start}.article-body{font-family:"Songti SC","STSong",serif;font-size:19px;line-height:2}.article-body p{margin:0 0 25px}.article-body h2{font-size:29px;line-height:1.4;margin:46px 0 17px;letter-spacing:0}.article-side{position:sticky;top:24px;border-top:4px solid var(--brand);padding-top:17px;color:var(--muted);font-size:14px}.article-side strong{display:block;color:var(--ink);font-size:16px;margin-bottom:8px}.wide-image{width:100%;aspect-ratio:16/8;object-fit:cover;margin:0 0 38px}
.site-footer{background:var(--ink);color:#eef1ed;padding:44px 0}.footer-grid{display:grid;grid-template-columns:1fr auto;gap:36px;align-items:end}.footer-brand{font-weight:700;margin-bottom:8px}.footer-note{font-size:13px;color:#c6cec8;max-width:720px}.footer-links{display:flex;gap:16px;font-size:13px;color:#dde2dd}.icp{margin-top:14px;font-size:13px;color:#c6cec8}
@media(max-width:900px){.hero-split .hero-inner,.hero-poster .poster-copy,.hero-newsroom .news-grid,.hero-panorama .panorama-copy,.hero-framed .frame-grid,.hero-minimal .minimal-copy,.feature-grid,.checklist-layout,.brief-grid,.story-grid,.article-shell{grid-template-columns:1fr}.hero-split .hero-copy{padding:42px 0}.hero-split figure{min-height:290px}.hero-newsroom aside{display:none}.feature-media-right .feature-media{order:0}.feature-offset .feature-media{transform:none}.article-grid,body.cards-grid-four .article-grid,body.cards-columns .article-grid,.cards-lead-story .article-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.pathway{grid-template-columns:repeat(2,minmax(0,1fr))}.article-side{position:static}.site-nav{max-width:52vw}}
@media(max-width:640px){.header-inner,.inner,.hero-inner{width:min(calc(100% - 28px),var(--max))}.site-header,body.nav-editorial .site-header{height:64px}.brand-text{max-width:168px;font-size:14px}.site-nav{gap:14px;max-width:42vw}.site-nav a:nth-child(2),.site-nav a:nth-child(3){display:none}.nav-centered .brand{position:static}.hero-cinematic{height:480px}.hero-poster,.hero-newsroom,.hero-framed,.hero-minimal{padding-top:38px}.hero-panorama figure{height:240px}.hero h1{font-size:34px}.hero p{font-size:16px}.band{padding:54px 0}.section-head{display:block}.section-head h2{font-size:29px;margin-bottom:12px}.feature-copy h2{font-size:31px}.article-grid,body.cards-grid-four .article-grid,body.cards-columns .article-grid,.cards-lead-story .article-grid,body.cards-index-list .article-grid,.checklist,.pathway{grid-template-columns:1fr}.cards-rows .article-card{grid-template-columns:1fr}.article-card{min-height:220px;padding:23px}.brief-grid{gap:24px}.story-quote{font-size:23px}.page-hero{padding:54px 0 40px}.page-title{font-size:33px}.article-body{font-size:18px}.footer-grid{grid-template-columns:1fr}.footer-links{flex-wrap:wrap}}