:root{
  --bg:#09070F;--bg-deep:#06040A;--surface:#151020;--surface-2:#21152F;--card:#251A35;
  --text:#F4F0FA;--muted:#D9D0E4;--soft:#B6A7C6;--purple:#7544C8;--purple-light:#A678E9;--purple-deep:#492476;
  --gold:#E8BE58;--gold-light:#F4D781;--border:rgba(166,120,233,.24);--card-border:rgba(232,190,88,.17);--shadow:0 14px 36px rgba(0,0,0,.38);
  --max:1120px;--radius:14px;--header-space:118px;
}
*{box-sizing:border-box;min-width:0}
html{scroll-behavior:smooth;background:var(--bg-deep)}
body{margin:0;background:linear-gradient(180deg,#09070F 0%,#0C0813 48%,#09070F 100%);color:var(--text);font-family:Arial,"Microsoft YaHei","PingFang SC",sans-serif;font-size:15.5px;line-height:1.75;overflow-x:hidden}
body.is-locked{overflow:hidden}
a{color:inherit;text-decoration:none;transition:filter .18s ease,box-shadow .18s ease,border-color .18s ease,background-color .18s ease,color .18s ease}
a:hover{color:#fff}
button,input{font:inherit}
button{color:inherit}
img{display:block;max-width:100%;height:auto;object-fit:contain;object-position:center}
figure{margin:0;max-width:100%;min-width:0;box-sizing:border-box}
.wrap{width:min(var(--max),calc(100% - 40px));margin-inline:auto}
.site-main{padding-top:var(--header-space)}
.skip-link{position:fixed;left:12px;top:-60px;z-index:1000;background:var(--purple-light);color:#fff;padding:9px 13px;border-radius:8px}
.skip-link:focus{top:8px}
.site-header{position:fixed;inset:0 0 auto 0;z-index:80;background:rgba(9,7,15,.96);backdrop-filter:blur(12px);border-bottom:1px solid rgba(232,190,88,.12)}
.topbar{height:18px;background:#06040A;color:var(--soft);font-size:12px}
.topbar-inner{height:18px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.text-button{border:0;background:transparent;color:var(--muted);padding:0 2px;cursor:pointer;font-size:12px}
.brandbar{height:54px;background:#151020;border-bottom:1px solid rgba(166,120,233,.16)}
.brandbar-inner{height:54px;display:grid;grid-template-columns:minmax(180px,1fr) auto minmax(180px,1fr);align-items:center;gap:22px}
.brand{display:inline-flex;align-items:center;width:max-content;max-width:100%;font-size:17px;font-weight:700}
.brand-logo{height:24px;width:auto;max-width:180px}
.brand-fallback{white-space:nowrap}
.core-nav{display:flex;align-items:center;gap:6px;justify-content:center;font-size:14px}
.core-nav a,.quick-link,.mobile-nav a{position:relative;border-radius:9px}
.core-nav a{padding:8px 12px;color:var(--muted)}
.core-nav a.is-current{background:rgba(117,68,200,.18);color:#fff;box-shadow:0 6px 16px rgba(117,68,200,.24)}
.core-nav a.is-current:after{content:"";position:absolute;left:28%;right:28%;bottom:3px;height:1px;background:var(--gold)}
.brand-actions{display:flex;justify-content:flex-end;align-items:center;gap:8px}.mobile-search-only{display:none}
.mini-link,.icon-button{min-height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:10px;padding:0 12px;font-size:14px}
.mini-link{border:1px solid rgba(232,190,88,.25);background:#100B18;color:#fff}
.icon-button{border:1px solid var(--border);background:#171020;color:#fff;cursor:pointer}
.quickbar{height:46px;background:#0E0A16}
.quickbar-inner{height:46px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.quick-group{display:flex;align-items:center;gap:7px;min-width:0;flex-wrap:wrap}
.quick-label{font-size:12px;color:var(--soft);margin-right:2px}
.quick-link{padding:5px 10px;font-size:13.5px;color:var(--muted);border:1px solid transparent}
.quick-link:hover,.quick-link.is-current{border-color:rgba(232,190,88,.2);background:rgba(117,68,200,.15);color:#fff}
.quick-link.is-current:after{content:"";position:absolute;left:8px;right:8px;bottom:2px;height:1px;background:var(--gold)}
.overlay{position:fixed;inset:0;z-index:90;background:rgba(3,2,6,.66);opacity:0;transition:opacity .18s ease}
.overlay.is-visible{opacity:1}
.section-menu,.search-panel{position:fixed;z-index:100;visibility:hidden;pointer-events:none;opacity:0;transform:translateY(-8px);transition:opacity .18s ease,transform .18s ease,visibility .18s ease;background:#100B18;border:1px solid var(--border);box-shadow:var(--shadow)}
.section-menu{top:76px;right:max(20px,calc((100vw - 1120px)/2));width:min(440px,calc(100% - 32px));max-height:70vh;border-radius:14px;overflow:auto}
.section-menu.is-open,.search-panel.is-open{visibility:visible;pointer-events:auto;opacity:1;transform:none}
.menu-head,.search-head{position:sticky;top:0;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px;background:#120C1B;border-bottom:1px solid var(--border)}
.menu-brand{display:flex;align-items:center;gap:10px}
.menu-logo{height:22px;width:auto;max-width:150px}
.menu-brand div{display:flex;flex-direction:column;line-height:1.3}.menu-brand small{font-size:11px;color:var(--soft)}
.menu-groups{padding:8px 16px 16px;display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
.menu-group{padding:10px 0;border-bottom:1px solid rgba(166,120,233,.12)}
.menu-group h2{font-size:13px;margin:0 0 4px;color:var(--gold-light);letter-spacing:.03em}
.menu-group a{display:block;padding:8px 2px;border-radius:8px}
.menu-group a:hover{background:rgba(117,68,200,.10);padding-left:7px}
.menu-group a span{display:block;font-size:14px;color:#fff}.menu-group a small{display:block;font-size:12px;line-height:1.55;color:var(--soft);margin-top:2px}
.search-panel{top:80px;left:50%;transform:translate(-50%,-8px);width:min(720px,calc(100% - 32px));border-radius:14px;padding-bottom:14px}
.search-panel.is-open{transform:translate(-50%,0)}
.search-head p{margin:3px 0 0;color:var(--soft);font-size:13px}.search-head strong{font-size:17px}
.search-field{display:block;padding:14px 16px 8px}.search-field input{width:100%;height:46px;border-radius:10px;border:1px solid var(--border);background:#0B0711;color:#fff;padding:0 14px;outline:none}.search-field input:focus{border-color:var(--purple-light);box-shadow:0 0 0 3px rgba(166,120,233,.16)}
.search-results{display:flex;flex-wrap:wrap;gap:8px;padding:6px 16px}.search-item{padding:8px 11px;border-radius:9px;border:1px solid rgba(232,190,88,.16);background:#171020;font-size:14px}.search-item[hidden]{display:none}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.page-section{padding:60px 0}
.page-section.compact{padding:44px 0}
.page-kicker{font-size:13px;letter-spacing:.08em;color:var(--gold-light);font-weight:700;margin:0 0 8px}
h1,h2,h3{color:#fff;margin-top:0}h1{font-size:clamp(26px,3vw,34px);line-height:1.25;margin-bottom:16px}h2{font-size:clamp(22px,2.4vw,26px);line-height:1.35;margin-bottom:14px}h3{font-size:18px;line-height:1.45;margin-bottom:8px}p{margin:0 0 15px;color:var(--text)}
.lead{font-size:16px;line-height:1.82;color:#F8F5FB;max-width:760px}.muted{color:var(--muted)}.soft{color:var(--soft)}
.breadcrumb{font-size:13px;color:var(--soft);margin-bottom:18px}.breadcrumb a{color:var(--muted)}
.btn-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}.btn{min-height:42px;display:inline-flex;align-items:center;justify-content:center;padding:0 17px;border-radius:10px;font-size:14px;font-weight:700}.btn-primary{background:linear-gradient(135deg,#A678E9 0%,#7544C8 60%,#492476 100%);color:#fff;box-shadow:0 6px 16px rgba(117,68,200,.24)}.btn-secondary{background:#0E0916;color:#fff;border:1px solid rgba(232,190,88,.32)}
.btn:hover,.core-nav a:hover,.mobile-nav a:hover,.mini-link:hover,.icon-button:hover{filter:brightness(1.08);box-shadow:0 0 0 3px rgba(166,120,233,.30),0 10px 24px rgba(117,68,200,.30)}
.btn:active,.mini-link:active,.icon-button:active{filter:brightness(1.12);box-shadow:0 0 0 4px rgba(166,120,233,.35),0 0 22px rgba(117,68,200,.48)}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--purple-light);outline-offset:2px}
.hero-editorial{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(280px,.75fr);gap:42px;align-items:center}
.hero-copy{max-width:720px}.hero-media,.media-box{background:linear-gradient(145deg,#1E1429,#110B18);border:1px solid var(--card-border);border-radius:var(--radius);overflow:hidden;max-width:100%;min-width:0}.hero-media{padding:16px;max-width:430px;justify-self:end}.hero-media img{width:100%;height:clamp(190px,24vw,300px);object-fit:contain}
.editorial-pair{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(260px,.72fr);gap:18px;align-items:stretch}.feature{position:relative;overflow:hidden;border-radius:var(--radius);border:1px solid var(--card-border);background:#171020;padding:24px;display:grid;grid-template-columns:minmax(0,1fr) minmax(210px,.75fr);gap:18px;align-items:center}.feature.small{grid-template-columns:1fr;padding:20px}.feature .media-box{padding:8px}.feature .media-box img{width:100%;height:220px}.feature.small .media-box img{height:170px}.feature h2{margin-bottom:8px}.feature p{color:var(--muted)}
.asym-grid{display:grid;grid-template-columns:1.05fr .78fr 1.15fr;gap:16px;align-items:start}.asym-card{background:#151020;border:1px solid var(--border);border-radius:var(--radius);padding:18px}.asym-card:nth-child(2){margin-top:34px}.asym-card:nth-child(3){margin-top:10px}.asym-card .media-box{margin-bottom:14px;padding:7px}.asym-card img{height:190px;width:100%}.asym-card p{color:var(--muted)}
.split-feature{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(300px,.9fr);gap:28px;align-items:center;padding:24px 0;border-top:1px solid rgba(166,120,233,.14)}.split-feature.reverse{grid-template-columns:minmax(300px,.9fr) minmax(0,1.1fr)}.split-feature.reverse .media-box{order:-1}.split-feature .media-box{padding:10px}.split-feature .media-box img{height:clamp(190px,25vw,290px);width:100%}
.magazine-band{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(280px,.8fr);gap:32px;background:linear-gradient(135deg,#171020,#21152F);border:1px solid var(--card-border);border-radius:var(--radius);padding:28px}.magazine-band .media-box{padding:10px}.magazine-band img{height:280px;width:100%}
.person-band{display:grid;grid-template-columns:minmax(280px,.8fr) minmax(0,1.2fr);gap:30px;align-items:center}.person-band .media-box{padding:10px}.person-band img{height:280px;width:100%}
.access-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(280px,.65fr);gap:18px}.access-major,.access-minor{border-radius:var(--radius);border:1px solid var(--border);background:#151020;padding:22px}.access-major{display:grid;grid-template-columns:minmax(0,1fr) minmax(210px,.72fr);gap:18px}.access-major img{height:230px;width:100%}.app-mini-visual{display:flex;align-items:center;gap:16px;margin:14px 0}.app-mini-visual img.app-preview{height:180px;width:120px}.app-icon{width:48px;height:48px}
.service-links{display:flex;flex-wrap:wrap;gap:8px 14px;padding-top:14px;border-top:1px solid var(--border)}.service-links a{padding:6px 0;color:var(--muted);border-bottom:1px solid transparent}.service-links a:hover{color:#fff;border-bottom-color:var(--gold)}
.brand-note{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(250px,.7fr);gap:26px;align-items:center}.brand-note .media-box{padding:8px}.brand-note img{height:190px;width:100%}
.two-col{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:36px;align-items:start}.article{max-width:820px}.aside{position:sticky;top:134px;background:#151020;border:1px solid var(--border);border-radius:var(--radius);padding:18px}.aside h2{font-size:18px}.aside ul{margin:0;padding-left:18px}.aside a{color:var(--muted)}
.article-visual{margin:20px 0 26px;padding:10px;max-width:520px}.article-visual img{width:100%;height:clamp(200px,28vw,320px)}
.timeline{border-left:1px solid rgba(232,190,88,.25);padding-left:22px}.timeline section{position:relative;margin-bottom:30px}.timeline section:before{content:"";position:absolute;left:-27px;top:8px;width:9px;height:9px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(232,190,88,.08)}
.topic-lead{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(280px,.8fr);gap:30px;align-items:center}.topic-blocks{display:grid;grid-template-columns:1fr 1fr;gap:16px}.topic-block{padding:20px;border-top:2px solid rgba(166,120,233,.35);background:#151020;border-radius:0 0 var(--radius) var(--radius)}
.indexed-sections{display:grid;grid-template-columns:220px minmax(0,1fr);gap:28px}.index-nav{position:sticky;top:134px;align-self:start;padding:14px;border-left:2px solid var(--purple)}.index-nav a{display:block;padding:6px 0;color:var(--muted);font-size:14px}.content-stack section{padding:0 0 28px;margin-bottom:28px;border-bottom:1px solid rgba(166,120,233,.13)}
.program-layout{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:28px;align-items:start}.program-cues{display:grid;gap:12px}.cue{padding:16px;border-left:2px solid var(--gold);background:#151020;border-radius:0 12px 12px 0}
.animation-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(300px,.8fr);gap:26px}.note-list{display:grid;gap:12px}.note-list article{padding:16px;background:#151020;border:1px solid var(--border);border-radius:12px}
.shortform-flow{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(250px,.6fr);gap:30px}.shortform-lines{display:grid;gap:0}.shortform-lines section{padding:20px 0;border-bottom:1px solid rgba(166,120,233,.14)}
.magazine-layout{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(250px,.55fr);gap:34px}.pullquote{font-size:20px;line-height:1.65;color:#fff;padding:18px 0;border-top:1px solid var(--gold);border-bottom:1px solid rgba(232,190,88,.25);margin:24px 0}.editor-note{padding:20px;background:#21152F;border-radius:var(--radius);border:1px solid var(--card-border)}
.profile-layout{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(280px,.9fr);gap:28px}.principle-list{display:grid;gap:12px}.principle-list div{padding:16px;background:#151020;border-left:2px solid var(--purple-light);border-radius:0 12px 12px 0}
.directory{display:grid;grid-template-columns:1fr 1fr;gap:20px}.directory-group{padding:20px;background:#151020;border:1px solid var(--border);border-radius:var(--radius)}.directory-group h2{font-size:21px}.directory-group p{color:var(--muted)}.directory-links{display:grid;gap:8px}.directory-links a{padding:10px 0;border-top:1px solid rgba(166,120,233,.12)}.directory-links a span{display:block;color:#fff}.directory-links a small{display:block;color:var(--soft);font-size:13px}
.app-layout{display:grid;grid-template-columns:320px minmax(0,1fr);gap:42px;align-items:start}.app-visual{padding:18px;text-align:center}.app-visual img{width:min(240px,100%);height:320px;margin:auto}.icon-row{display:flex;align-items:center;gap:12px;margin-bottom:14px}.icon-row img{width:48px;height:48px}
.steps{counter-reset:step;display:grid;gap:0}.steps section{counter-increment:step;padding:20px 0 20px 56px;position:relative;border-bottom:1px solid rgba(166,120,233,.13)}.steps section:before{content:counter(step);position:absolute;left:0;top:20px;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:#21152F;border:1px solid var(--border);color:var(--gold-light);font-weight:700}
.legal{max-width:840px}.legal section{margin:0 0 30px}.legal h2{font-size:22px}.legal p,.legal li{color:var(--muted)}
.manual-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.manual-card{padding:18px;background:#151020;border:1px solid var(--border);border-radius:var(--radius)}
.help-index{display:grid;grid-template-columns:1fr 1fr;gap:16px}.help-item{padding:18px;border:1px solid var(--border);border-radius:var(--radius);background:#151020}.help-item a{display:inline-flex;margin-top:8px;color:#fff;border-bottom:1px solid var(--gold)}
.faq-list{max-width:880px}.faq-item{padding:22px 0;border-bottom:1px solid rgba(166,120,233,.16)}.faq-item h2{font-size:19px;margin-bottom:8px}.faq-item p{color:var(--muted)}
.feedback-flow{display:grid;grid-template-columns:1fr 1fr;gap:16px}.feedback-item{padding:18px;background:#151020;border-top:2px solid rgba(232,190,88,.35);border-radius:0 0 var(--radius) var(--radius)}
.about-banner{padding:12px;background:#151020;border:1px solid var(--border);border-radius:var(--radius);margin-bottom:28px}.about-banner img{width:100%;height:200px;object-fit:contain}
.site-footer{background:#07050C;border-top:1px solid rgba(166,120,233,.22);margin-top:48px;padding:38px 0 18px;color:#F0EAF5;font-size:13px}.footer-grid{display:grid;grid-template-columns:1.6fr .8fr .9fr 1fr;gap:28px}.footer-brand{display:flex;flex-direction:column;align-items:flex-start;gap:6px}.footer-logo{height:24px;width:auto;max-width:170px}.footer-brand p{font-size:13px;color:var(--soft);margin-top:8px}.footer-links{display:flex;flex-direction:column;align-items:flex-start;gap:7px}.footer-links h2{font-size:14px;color:var(--gold-light);margin-bottom:2px}.footer-links a{color:var(--muted)}.footer-bottom{border-top:1px solid rgba(166,120,233,.12);margin-top:28px;padding-top:16px;color:var(--soft)}
.mobile-nav{display:none}
@media (max-width:900px){
  .mobile-search-only{display:inline-flex}
  :root{--header-space:72px}.wrap{width:min(var(--max),calc(100% - 40px))}.quickbar{display:none}.brandbar-inner{grid-template-columns:1fr auto}.core-nav{display:none}.section-menu{top:72px;right:20px}.hero-editorial,.editorial-pair,.magazine-band,.person-band,.access-grid,.brand-note,.two-col,.topic-lead,.indexed-sections,.program-layout,.animation-grid,.shortform-flow,.magazine-layout,.profile-layout,.app-layout{grid-template-columns:1fr}.hero-media{justify-self:start;max-width:520px}.feature{grid-template-columns:1fr}.asym-grid{grid-template-columns:1fr 1fr}.asym-card:nth-child(2),.asym-card:nth-child(3){margin-top:0}.split-feature,.split-feature.reverse{grid-template-columns:1fr}.split-feature.reverse .media-box{order:0}.aside,.index-nav{position:static}.directory,.manual-grid,.help-index,.feedback-flow,.topic-blocks{grid-template-columns:1fr}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}.footer-grid .footer-links:last-child{grid-column:2/4}.mobile-nav{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;z-index:70;left:0;right:0;bottom:0;min-height:50px;padding-bottom:env(safe-area-inset-bottom);background:#0A0710;border-top:1px solid rgba(166,120,233,.22)}.mobile-nav a{min-height:50px;display:grid;place-items:center;font-size:13px;color:var(--muted)}.mobile-nav a.is-current{background:rgba(117,68,200,.18);color:#fff;box-shadow:0 -4px 16px rgba(117,68,200,.18)}.mobile-nav a.is-current:before{content:"";position:absolute;top:0;left:28%;right:28%;height:1px;background:var(--gold)}.site-footer{padding-bottom:calc(72px + env(safe-area-inset-bottom))}
}
@media (max-width:620px){
  body{font-size:15px}.wrap{width:calc(100% - 32px)}.topbar-inner{width:calc(100% - 24px)}.brandbar-inner{width:calc(100% - 24px);gap:8px}.brand-logo{max-width:138px;height:22px}.brand-fallback{font-size:16px}.brand-actions{gap:4px}.mini-link,.icon-button{padding:0 9px;min-width:44px}.mini-link{font-size:13px}.page-section{padding:42px 0}.page-section.compact{padding:34px 0}.section-menu{top:72px;right:10px;width:calc(100% - 20px);max-height:76vh}.menu-groups{grid-template-columns:1fr}.search-panel{inset:18px 10px calc(58px + env(safe-area-inset-bottom)) 10px;width:auto;transform:translateY(-8px);border-radius:14px;overflow:auto}.search-panel.is-open{transform:none}.hero-editorial{gap:24px}.hero-media,.media-box,.article-visual,.about-banner,.app-visual{width:100%;max-width:100%;margin-left:auto;margin-right:auto}.hero-media{padding:10px}.hero-media img{height:auto}.editorial-pair{gap:14px}.feature,.feature.small{padding:18px}.feature .media-box img,.feature.small .media-box img,.asym-card img,.split-feature .media-box img,.magazine-band img,.person-band img,.access-major img,.brand-note img,.article-visual img{height:auto}.asym-grid{grid-template-columns:1fr}.magazine-band,.access-major{padding:20px}.app-mini-visual{align-items:flex-start}.footer-grid{grid-template-columns:1fr 1fr;gap:22px}.footer-brand{grid-column:1/-1}.footer-grid .footer-links:last-child{grid-column:1/-1}.about-banner img{height:auto;max-height:200px}.app-visual img{height:auto;max-height:320px}.article-visual{padding:8px}.topic-blocks{grid-template-columns:1fr}.btn-row{align-items:stretch}.btn{min-width:0}.directory-group,.manual-card,.help-item,.feedback-item{padding:16px}
}
@media (max-width:370px){.brand-fallback{font-size:14px}.mini-link{padding:0 7px}.icon-button{padding:0 7px}.footer-grid{grid-template-columns:1fr}.footer-grid .footer-links:last-child{grid-column:auto}}