:root{
  --brand:#7C5CFC;
  --pink:#E98FB3;
  --ink:#211D2B;
  --bg:#F8F6FB;
  --soft:#EEEAF5;
  --text:#302C38;
  --muted:#746E7D;
  --accent:#F2A33A;
  --white:#fff;
  --border:rgba(33,29,43,.12);
  --shadow:0 18px 50px rgba(33,29,43,.09);
  --radius:22px;
  --shell:min(1240px,calc(100% - 40px));
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;line-height:1.72;text-rendering:optimizeLegibility}
body.modal-open{overflow:hidden}
a{color:inherit;text-decoration:none}
a:hover{color:var(--brand)}
img{display:block;max-width:100%;height:auto}
button,input{font:inherit}
button{cursor:pointer}
.shell{width:var(--shell);margin-inline:auto}
.skip-link{position:fixed;left:12px;top:-80px;z-index:1000;background:var(--ink);color:#fff;padding:10px 16px;border-radius:0 0 10px 10px}
.skip-link:focus{top:0}
.site-header{position:sticky;top:0;z-index:50;background:rgba(248,246,251,.93);backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}
.header-inner{min-height:78px;display:flex;align-items:center;gap:24px}
.brand{display:flex;align-items:center;gap:11px;min-width:max-content}
.brand img{width:44px;height:44px;object-fit:cover;border-radius:12px;background:var(--soft)}
.brand span{display:grid;line-height:1.15}
.brand strong{font-size:19px;color:var(--ink)}
.brand small{margin-top:5px;color:var(--muted);font-size:11px;letter-spacing:.03em}
.primary-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.primary-nav a{padding:9px 11px;border-radius:11px;color:var(--muted);font-size:14px;white-space:nowrap}
.primary-nav a[aria-current="page"],.primary-nav a:hover{background:var(--soft);color:var(--ink)}
.menu-button,.search-button{border:1px solid var(--border);background:var(--white);color:var(--ink);border-radius:12px;padding:9px 13px}
.menu-button{display:none}
.search-button{margin-left:2px}
main{min-height:60vh}
.section{padding:72px 0}
.section--tight{padding:44px 0}
.section--soft{background:var(--soft)}
.section--dark{background:var(--ink);color:#f7f5fb}
.section--dark .muted,.section--dark p{color:#c8c1d2}
.section--dark a:hover{color:#fff}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;margin-bottom:30px}
.section-head>div{max-width:790px}
.section-head h2,.page-intro h1,.editorial-lead h1{margin:.15em 0 .35em;color:var(--ink);line-height:1.17;letter-spacing:-.025em}
.section--dark .section-head h2{color:#fff}
h1{font-size:clamp(34px,5vw,64px)}
h2{font-size:clamp(25px,3vw,38px)}
h3{font-size:20px;line-height:1.35;color:var(--ink)}
p{margin:.7em 0;color:var(--text)}
.lede{font-size:clamp(17px,2vw,21px);color:var(--muted);max-width:760px}
.kicker{margin:0;color:var(--brand)!important;font-weight:760;font-size:12px;letter-spacing:.12em;text-transform:uppercase}
.eyebrow{display:flex;flex-wrap:wrap;gap:8px;color:var(--muted);font-size:12px}
.eyebrow span{padding:4px 8px;border-radius:999px;background:var(--soft)}
.section--dark .eyebrow span{background:rgba(255,255,255,.09);color:#ddd4e9}
.muted{color:var(--muted)}
.text-link{display:inline-flex;align-items:center;gap:7px;color:var(--brand);font-weight:700;margin-top:8px}
.text-link:hover{gap:11px}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 18px;border-radius:12px;border:1px solid transparent;background:var(--brand);color:#fff;font-weight:720}
.button:hover{color:#fff;filter:brightness(.96)}
.button--ghost{background:transparent;border-color:var(--border);color:var(--ink)}
.button--ghost:hover{color:var(--brand);border-color:rgba(124,92,252,.35)}
.button--accent{background:var(--accent);color:var(--ink)}
.hero-editorial{padding:54px 0 42px}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(320px,.8fr);gap:32px;align-items:stretch}
.hero-copy{padding:46px 0 38px}
.hero-copy h1{max-width:850px;margin:10px 0 20px;font-size:clamp(42px,6vw,78px);line-height:1.03;letter-spacing:-.045em;color:var(--ink)}
.hero-copy .lede{max-width:700px}
.hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.hero-feature{position:relative;border-radius:30px;overflow:hidden;min-height:510px;background:var(--ink);box-shadow:var(--shadow)}
.hero-feature img{width:100%;height:100%;object-fit:cover;opacity:.84}
.hero-feature__overlay{position:absolute;inset:auto 0 0;padding:75px 26px 28px;background:linear-gradient(transparent,rgba(33,29,43,.92));color:#fff}
.hero-feature__overlay h2{margin:.15em 0;color:#fff;font-size:30px}
.hero-feature__overlay p{color:#eee8f5}
.quick-index{border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.quick-index__grid{display:grid;grid-template-columns:repeat(4,1fr)}
.quick-index a{padding:21px 22px;border-right:1px solid var(--border);min-height:112px}
.quick-index a:first-child{border-left:1px solid var(--border)}
.quick-index strong{display:block;color:var(--ink);font-size:17px;margin-bottom:4px}
.quick-index span{color:var(--muted);font-size:13px}
.content-ribbon{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(290px,360px);gap:18px;overflow-x:auto;padding:4px 2px 18px;scroll-snap-type:x proximity}
.content-ribbon>*{scroll-snap-align:start}
.work-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:0 8px 22px rgba(33,29,43,.04)}
.work-card__image{display:block;aspect-ratio:16/10;background:var(--soft);overflow:hidden}
.work-card__image img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.work-card:hover .work-card__image img{transform:scale(1.025)}
.work-card__body{padding:20px}
.work-card h3{margin:8px 0 9px}
.work-card p{font-size:14px;color:var(--muted)}
.work-card__meta{display:grid;gap:4px;font-size:12px;color:var(--muted);border-top:1px solid var(--border);padding-top:12px;margin-top:14px}
.work-card--large{display:grid;grid-template-columns:1.02fr .98fr}
.work-card--large .work-card__image{aspect-ratio:auto;min-height:380px}
.work-card--large .work-card__body{padding:34px;align-self:center}
.work-card--large h3{font-size:28px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.compact-list{border-top:1px solid var(--border)}
.compact-item{display:grid;grid-template-columns:auto 1fr;gap:20px;padding:23px 0;border-bottom:1px solid var(--border)}
.compact-item__number{font:700 30px/1 Georgia,serif;color:var(--pink);min-width:50px;padding-top:6px}
.compact-item h3{margin:6px 0}
.compact-item p{margin:0;color:var(--muted);font-size:14px;max-width:850px}
.feature-split{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:40px;align-items:center}
.feature-split__media{border-radius:28px;overflow:hidden;min-height:400px;background:var(--soft)}
.feature-split__media img{width:100%;height:100%;object-fit:cover}
.feature-split__content h2{margin:.2em 0 .5em}
.index-panel{display:grid;grid-template-columns:280px 1fr;gap:32px}
.index-panel__aside{position:sticky;top:108px;align-self:start}
.index-links{display:flex;flex-wrap:wrap;gap:10px}
.index-links a{padding:9px 12px;background:var(--white);border:1px solid var(--border);border-radius:999px;font-size:13px}
.index-content{display:grid;gap:14px}
.index-row{display:grid;grid-template-columns:180px 1fr auto;gap:18px;align-items:center;background:var(--white);border:1px solid var(--border);border-radius:18px;padding:18px}
.index-row h3{margin:0 0 5px;font-size:17px}
.index-row p{margin:0;color:var(--muted);font-size:13px}
.index-row__meta{font-size:12px;color:var(--muted);white-space:nowrap}
.topic-strip{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.topic-strip__block{position:relative;min-height:340px;border-radius:28px;overflow:hidden;background:var(--ink);color:#fff}
.topic-strip__block img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55}
.topic-strip__content{position:absolute;inset:auto 0 0;padding:32px;background:linear-gradient(transparent,rgba(33,29,43,.94))}
.topic-strip__content h2{margin:.2em 0;color:#fff}
.topic-strip__content p{color:#eee8f5}
.page-intro{padding:48px 0 30px}
.page-intro .shell{max-width:1060px}
.page-intro h1{max-width:900px}
.breadcrumbs{display:flex;flex-wrap:wrap;gap:8px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:18px}
.breadcrumbs span[aria-current="page"]{color:var(--ink)}
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;padding:18px;background:var(--white);border:1px solid var(--border);border-radius:18px;margin-bottom:26px}
.filter-bar a{padding:8px 11px;border-radius:10px;background:var(--soft);font-size:13px}
.filter-bar a.is-active{background:var(--ink);color:#fff}
.filter-bar__label{display:flex;align-items:center;font-weight:700;margin-right:4px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:42px;align-items:start}
.article-main{min-width:0}
.article-main>img{width:100%;max-height:570px;object-fit:cover;border-radius:28px;background:var(--soft);margin:16px 0 32px}
.article-section{padding:25px 0;border-top:1px solid var(--border)}
.article-section:first-of-type{border-top:0}
.article-section h2{font-size:28px;margin:.2em 0 .45em}
.article-aside{position:sticky;top:106px;display:grid;gap:16px}
.info-box,.note-card,.metric-box,.faq-item,.notice{background:var(--white);border:1px solid var(--border);border-radius:18px;padding:21px}
.info-box h2,.info-box h3,.note-card h3{margin:.1em 0 .5em}
.info-list{list-style:none;padding:0;margin:0;display:grid;gap:9px;font-size:13px;color:var(--muted)}
.info-list strong{color:var(--ink)}
.note-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.note-card p{font-size:14px;color:var(--muted)}
.stats-row{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin-top:26px}
.metric-box strong{display:block;font-size:23px;color:var(--ink)}
.metric-box span{font-size:13px;color:var(--muted)}
.faq-list{display:grid;gap:12px}
.faq-item{padding:0;overflow:hidden}
.faq-item h2,.faq-item h3{margin:0;font-size:18px}
.faq-question{width:100%;border:0;background:transparent;text-align:left;padding:20px 52px 20px 20px;color:var(--ink);font-weight:730;position:relative}
.faq-question::after{content:"+";position:absolute;right:20px;top:17px;font-size:24px;color:var(--brand)}
.faq-item.is-open .faq-question::after{content:"−"}
.faq-answer{padding:0 20px 20px;color:var(--muted)}
.search-form label{display:block;font-weight:700;margin-bottom:8px}
.search-row{display:flex;gap:8px}
.search-row input{min-width:0;flex:1;border:1px solid var(--border);background:var(--bg);padding:12px 14px;border-radius:12px;color:var(--ink)}
.search-row button{border:0;background:var(--brand);color:#fff;padding:11px 16px;border-radius:12px;font-weight:700}
.empty-state{padding:38px;border:1px dashed rgba(33,29,43,.2);border-radius:22px;text-align:center;background:rgba(255,255,255,.45)}
.site-map-groups{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.site-map-group{padding:24px;border-radius:22px;background:var(--white);border:1px solid var(--border)}
.site-map-group h2{font-size:21px;margin:0 0 12px}
.site-map-group ul{margin:0;padding-left:20px;color:var(--muted)}
.site-map-group li+li{margin-top:8px}
.callout{padding:29px;border-radius:24px;background:linear-gradient(135deg,rgba(124,92,252,.12),rgba(233,143,179,.12));border:1px solid rgba(124,92,252,.14)}
.callout h2{margin:.1em 0 .4em}
.notice{border-left:4px solid var(--accent)}
.site-footer{background:var(--ink);color:#f6f2fb;padding:55px 0 24px;margin-top:52px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:45px}
.site-footer h2{font-size:17px;color:#fff;margin-top:0}
.site-footer p,.site-footer li{color:#bdb6c8;font-size:13px}
.site-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.site-footer a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.11);padding-top:22px;margin-top:34px;font-size:12px;color:#aaa1b6}
.back-top{position:fixed;right:22px;bottom:22px;z-index:45;width:44px;height:44px;border:0;border-radius:50%;background:var(--ink);color:#fff;box-shadow:var(--shadow)}
.search-modal[hidden]{display:none!important}
.search-modal{position:fixed;inset:0;z-index:100}
.search-modal__backdrop{position:absolute;inset:0;background:rgba(33,29,43,.65);backdrop-filter:blur(4px)}
.search-modal__panel{position:relative;width:min(620px,calc(100% - 30px));margin:12vh auto 0;background:var(--white);border-radius:26px;padding:34px;box-shadow:0 40px 100px rgba(0,0,0,.25)}
.search-modal__panel h2{margin:.15em 0 .4em;font-size:30px}
.search-modal__panel p{color:var(--muted)}
.modal-close{position:absolute;right:17px;top:15px;width:38px;height:38px;border:0;border-radius:50%;background:var(--soft);font-size:23px;color:var(--ink)}
.prose{max-width:840px}
.prose h2{margin-top:1.6em}
.prose h3{margin-top:1.45em}
.prose ul,.prose ol{padding-left:1.3em}
.prose li+li{margin-top:.55em}
.prose blockquote{margin:24px 0;padding:18px 20px;border-left:4px solid var(--brand);background:var(--soft);border-radius:0 14px 14px 0}
@media(max-width:1120px){
  .primary-nav{gap:0}.primary-nav a{padding:8px 7px;font-size:13px}.hero-grid{grid-template-columns:1fr .72fr}.grid-4{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:960px){
  :root{--shell:min(100% - 30px,920px)}
  .header-inner{min-height:70px;position:relative}.menu-button{display:inline-flex;margin-left:auto}.search-button{margin-left:0}.primary-nav{display:none;position:absolute;left:0;right:0;top:70px;background:var(--bg);border:1px solid var(--border);border-radius:0 0 18px 18px;padding:10px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.primary-nav.is-open{display:flex}.primary-nav a{padding:11px 13px}
  .hero-grid,.feature-split,.article-layout{grid-template-columns:1fr}.hero-copy{padding-top:18px}.hero-feature{min-height:390px}.article-aside{position:static;grid-template-columns:repeat(2,1fr)}.index-panel{grid-template-columns:1fr}.index-panel__aside{position:static}.footer-grid{grid-template-columns:1.25fr 1fr}.footer-grid section:last-child{grid-column:1/-1}.quick-index__grid{grid-template-columns:repeat(2,1fr)}.quick-index a:nth-child(3){border-left:1px solid var(--border);border-top:1px solid var(--border)}.quick-index a:nth-child(4){border-top:1px solid var(--border)}
}
@media(max-width:760px){
  .section{padding:54px 0}.section--tight{padding:34px 0}.section-head{display:block}.section-head .text-link{margin-top:10px}.grid-3,.grid-2,.topic-strip,.note-grid,.site-map-groups,.stats-row{grid-template-columns:1fr}.work-card--large{grid-template-columns:1fr}.work-card--large .work-card__image{min-height:260px}.work-card--large .work-card__body{padding:22px}.index-row{grid-template-columns:1fr}.index-row__meta{white-space:normal}.article-aside{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-grid section:last-child{grid-column:auto}.footer-bottom{display:block}.brand small{display:none}
}
@media(max-width:600px){
  :root{--shell:calc(100% - 24px)}
  .hero-editorial{padding-top:32px}.hero-copy h1{font-size:42px}.hero-feature{min-height:330px}.hero-feature__overlay{padding:55px 20px 20px}.hero-feature__overlay h2{font-size:24px}.quick-index__grid{grid-template-columns:1fr}.quick-index a,.quick-index a:nth-child(3){border-left:1px solid var(--border);border-right:1px solid var(--border);border-top:1px solid var(--border)}.quick-index a:first-child{border-top:0}.content-ribbon{grid-auto-columns:86vw}.search-modal__panel{padding:28px 20px}.search-row{display:grid}.grid-4{grid-template-columns:1fr}.page-intro{padding-top:34px}.page-intro h1{font-size:38px}.article-section h2{font-size:24px}.topic-strip__block{min-height:300px}
}
@media(max-width:390px){.brand strong{font-size:17px}.brand img{width:38px;height:38px}.menu-button,.search-button{padding:8px 9px;font-size:13px}.hero-copy h1{font-size:36px}.hero-actions{display:grid}.button{width:100%}}