:root{--black:#000;--deep:#050505;--panel:#0b0b0b;--panel2:#121212;--hover:#1a1a1a;--white:#fff;--title:#f7f7f7;--text:#ddd;--muted:#a5a5a5;--dim:#727272;--line:rgba(255,255,255,.12);--strong:rgba(255,255,255,.4);--max:1320px;--shadow:0 18px 46px rgba(0,0,0,.48)}
*{box-sizing:border-box}html{background:#000;color-scheme:dark;scroll-behavior:smooth}body{margin:0;min-width:320px;overflow-x:hidden;background:#000;color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.75}body.panel-open{overflow:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button{color:inherit}img{display:block;max-width:100%;height:auto}.container{width:min(var(--max),calc(100% - 40px));margin-inline:auto}.skip-link{position:fixed;left:16px;top:-80px;z-index:1000;background:#fff;color:#000;padding:10px 14px}.skip-link:focus{top:16px}:focus-visible{outline:2px solid #fff;outline-offset:3px}
.site-header{position:relative;z-index:100}.topbar{background:#000;border-bottom:1px solid var(--line);font-size:12px;letter-spacing:.04em}.topbar-inner{min-height:34px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:18px}.topbar-brand{margin:0;color:var(--muted);white-space:nowrap}.topbar-center,.topbar-actions{display:flex;align-items:center;gap:18px}.topbar-actions{justify-content:flex-end}.topbar a,.text-button{color:var(--muted)}.topbar a:hover,.text-button:hover{color:#fff}.text-button{border:0;background:transparent;padding:0;cursor:pointer}.topbar-mobile-actions{display:none}.sticky-navigation{position:sticky;top:0;z-index:90;background:rgba(0,0,0,.96);backdrop-filter:blur(16px)}.brand-nav{border-bottom:1px solid var(--line)}.brand-nav-inner{min-height:74px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px}.brand-side{display:flex;align-items:center;gap:18px;min-width:0}.brand-side-right{justify-content:flex-end}.nav-control,.more-button,.close-button{border:1px solid var(--line);background:transparent;color:var(--title);min-height:44px;padding:0 15px;cursor:pointer}.nav-control:hover,.more-button:hover,.close-button:hover{background:var(--hover);border-color:var(--strong)}.current-channel{color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px}.brand-logo,.footer-logo,.drawer-brand{display:inline-flex;flex-direction:column;align-items:center;justify-content:center;line-height:1}.brand-logo strong,.footer-logo strong,.drawer-brand strong{font-size:24px;color:#fff;letter-spacing:.22em;margin-right:-.22em}.brand-logo span,.footer-logo span,.drawer-brand span{margin-top:8px;font-size:9px;letter-spacing:.28em;color:var(--muted)}.brand-logo img{max-width:132px;max-height:46px;object-fit:contain}.nav-text-link{font-size:14px;color:var(--muted)}.compact-button,.button-primary,.button-secondary,.text-link{min-height:44px;display:inline-flex;align-items:center;justify-content:center;white-space:nowrap}.compact-button,.button-primary{background:#fff;color:#000;padding:0 18px;font-weight:700}.button-secondary{border:1px solid var(--strong);padding:0 18px;color:#fff}.compact-button:hover,.button-primary:hover{background:#ededed}.button-secondary:hover{background:var(--hover)}
.channel-nav{border-bottom:1px solid var(--line);background:var(--deep)}.channel-nav-inner{display:flex;align-items:stretch;min-width:0}.channel-scroll{flex:1;min-width:0;display:flex;align-items:center;overflow:hidden}.channel-scroll a,.more-button{position:relative;min-height:46px;padding:0 16px;display:inline-flex;align-items:center;justify-content:center;white-space:nowrap;font-size:13px;color:var(--muted)}.channel-scroll a:hover,.channel-scroll a.is-active{color:#fff}.channel-scroll a.is-active:after{content:"";position:absolute;left:16px;right:16px;bottom:0;height:2px;background:#fff;pointer-events:none}.more-wrap{position:relative;flex:0 0 auto;border-left:1px solid var(--line)}.more-button{border:0}.more-menu{position:absolute;right:0;top:calc(100% + 1px);width:210px;padding:8px;background:var(--panel);border:1px solid var(--line);box-shadow:var(--shadow)}.more-menu[hidden]{display:none}.more-menu a{display:flex;align-items:center;min-height:42px;padding:0 12px;color:var(--muted)}.more-menu a:hover{background:var(--hover);color:#fff}
.hero,.inner-hero{border-bottom:1px solid var(--line)}.hero{padding:64px 0 72px}.hero-grid{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(360px,.75fr);gap:48px;align-items:stretch}.hero-copy{display:flex;flex-direction:column;justify-content:center}.eyebrow{margin:0 0 14px;color:var(--muted);font-size:12px;letter-spacing:.18em}.hero h1,.inner-hero h1{margin:0;color:var(--title);line-height:1.04;letter-spacing:-.04em}.hero h1{font-size:clamp(42px,6vw,88px)}.inner-hero h1{font-size:clamp(40px,5vw,72px)}.hero-lead,.inner-lead{margin:26px 0 0;max-width:780px;color:var(--text);font-size:17px}.hero-actions{display:flex;gap:12px;margin-top:32px;flex-wrap:wrap}.hero-art,.feature-art{min-height:560px;background:var(--panel);border:1px solid var(--line);position:relative;overflow:hidden;box-shadow:var(--shadow)}.hero-art img,.feature-art img{width:100%;height:100%;object-fit:cover;filter:grayscale(1) saturate(.2)}.screen-art{min-height:100%;display:grid;place-items:center;padding:40px;background:#080808;position:relative}.screen-art:before,.screen-art:after{content:"";position:absolute;pointer-events:none}.screen-art:before{inset:7%;border:1px solid rgba(255,255,255,.22)}.screen-art:after{width:42%;height:1px;background:rgba(255,255,255,.5);transform:rotate(-36deg)}.screen-art-content{position:relative;z-index:1;text-align:center}.screen-art-content strong{display:block;font-size:clamp(48px,8vw,112px);letter-spacing:.18em;margin-right:-.18em;color:#fff}.screen-art-content span{display:block;margin-top:12px;color:var(--muted);letter-spacing:.28em;font-size:11px}.hero-notes{margin-top:34px;display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.hero-notes a{padding:20px 22px;border-right:1px solid var(--line)}.hero-notes a:last-child{border-right:0}.hero-notes strong{color:#fff;display:block;margin-bottom:6px}.hero-notes span{color:var(--muted);font-size:13px;line-height:1.6}
.section{padding:88px 0;border-bottom:1px solid var(--line)}.section-header{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,520px);gap:40px;align-items:end;margin-bottom:38px}.section-header h2{margin:0;color:var(--title);font-size:clamp(30px,4vw,52px);line-height:1.12;letter-spacing:-.025em}.section-header p{margin:0;color:var(--muted)}.section-kicker{display:block;color:var(--dim);font-size:12px;letter-spacing:.18em;margin-bottom:10px}.card-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.card-grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.card-grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.content-card{min-height:100%;background:var(--panel);border:1px solid var(--line);padding:28px}.content-card:hover{background:var(--panel2);border-color:var(--strong)}.content-card .number{color:var(--dim);font-size:12px;letter-spacing:.16em}.content-card h3{margin:34px 0 12px;color:var(--title);font-size:21px;line-height:1.35}.content-card p{margin:0;color:var(--muted);font-size:14px}.content-card .meta{display:block;margin-top:24px;color:var(--text);font-size:12px;border-top:1px solid var(--line);padding-top:14px}.content-card .text-link{margin-top:18px;min-height:36px;color:#fff;font-size:13px;justify-content:flex-start}.feature-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(360px,.9fr);gap:18px}.feature-copy{background:#fff;color:#000;padding:clamp(34px,5vw,68px);display:flex;flex-direction:column;justify-content:center}.feature-copy .eyebrow{color:#5a5a5a}.feature-copy h2{margin:0;font-size:clamp(34px,4.6vw,64px);line-height:1.08;letter-spacing:-.035em}.feature-copy p{margin:24px 0 0;color:#292929}.feature-copy .button-secondary{color:#000;border-color:rgba(0,0,0,.35)}.index-list{border-top:1px solid var(--line)}.index-row{display:grid;grid-template-columns:100px minmax(180px,.7fr) minmax(0,1.6fr) auto;gap:24px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line)}.index-row .number{color:var(--dim);font-size:12px}.index-row h3{margin:0;color:var(--title);font-size:19px}.index-row p{margin:0;color:var(--muted);font-size:14px}.index-row a{min-height:44px;display:inline-flex;align-items:center;color:#fff}.timeline{border-left:1px solid var(--strong);margin-left:12px}.timeline-item{position:relative;padding:0 0 42px 38px}.timeline-item:last-child{padding-bottom:0}.timeline-item:before{content:"";position:absolute;width:11px;height:11px;left:-6px;top:8px;background:#000;border:2px solid #fff;border-radius:50%;pointer-events:none}.timeline-item h3{margin:0 0 8px;color:var(--title)}.timeline-item p{margin:0;color:var(--muted)}.timeline-item span{display:inline-block;margin-top:10px;color:var(--text);font-size:12px}.quote-panel{background:#fff;color:#000;padding:clamp(38px,6vw,82px)}.quote-panel blockquote{margin:0;font-size:clamp(28px,4.4vw,58px);line-height:1.2;letter-spacing:-.03em;font-weight:700}.quote-panel p{margin:26px 0 0;max-width:800px;color:#333}
.inner-hero{padding:70px 0 62px}.inner-meta{display:flex;flex-wrap:wrap;gap:12px 24px;margin-top:28px;color:var(--muted);font-size:13px}.page-intro-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(300px,.8fr);gap:18px}.intro-panel,.notice-panel,.reading-panel{border:1px solid var(--line);background:var(--panel);padding:clamp(28px,4vw,48px)}.intro-panel h2,.notice-panel h2,.reading-panel h2{margin:0 0 16px;color:var(--title);font-size:28px}.intro-panel p,.notice-panel p,.reading-panel p{margin:0;color:var(--muted)}.notice-panel{background:#fff;color:#000}.notice-panel h2{color:#000}.notice-panel p{color:#303030}.topic-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.topic-article{border:1px solid var(--line);padding:30px;background:var(--panel)}.topic-article h2{margin:0 0 12px;color:var(--title);font-size:24px}.topic-article p{margin:0 0 16px;color:var(--muted)}.topic-label{display:block;margin-bottom:22px;color:var(--dim);font-size:11px;letter-spacing:.16em}.topic-note{display:block;border-top:1px solid var(--line);padding-top:14px;color:var(--text);font-size:13px}.related-links{display:flex;flex-wrap:wrap;gap:10px}.related-links a{min-height:44px;border:1px solid var(--line);padding:0 16px;display:inline-flex;align-items:center;color:var(--text)}.related-links a:hover{background:var(--hover);border-color:var(--strong)}.faq-list{border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line)}summary{cursor:pointer;list-style:none;color:var(--title);padding:22px 48px 22px 0;position:relative;font-weight:650}summary::-webkit-details-marker{display:none}summary:after{content:"+";position:absolute;right:4px;top:18px;font-size:24px;color:var(--muted)}details[open] summary:after{content:"−"}details p{margin:0;padding:0 0 24px;color:var(--muted);max-width:920px}.calendar-table{border-top:1px solid var(--line)}.calendar-row{display:grid;grid-template-columns:150px minmax(180px,.8fr) minmax(0,1.5fr) 170px;gap:20px;padding:22px 0;border-bottom:1px solid var(--line);align-items:center}.calendar-row strong{color:var(--title)}.calendar-row p{margin:0;color:var(--muted)}.status{color:#fff;border:1px solid var(--strong);padding:7px 10px;display:inline-flex;justify-self:start;font-size:12px}.app-services{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.service-item{border:1px solid var(--line);padding:26px}.service-item strong{display:block;color:var(--title);margin-bottom:10px}.service-item p{margin:0;color:var(--muted);font-size:14px}
.site-footer{padding:72px 0 112px;background:#000;border-top:1px solid var(--line)}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:34px}.footer-grid h2{font-size:13px;color:#fff;margin:0 0 14px}.footer-grid a:not(.footer-logo){display:block;color:var(--muted);padding:5px 0;font-size:13px}.footer-grid a:hover{color:#fff}.footer-brand{padding-right:20px}.footer-logo{align-items:flex-start}.footer-brand p{color:var(--muted);font-size:13px;max-width:360px;margin:22px 0 0}.footer-notice{margin-top:48px;padding-top:28px;border-top:1px solid var(--line);display:flex;gap:30px;justify-content:space-between}.footer-notice p{margin:0;color:var(--dim);font-size:12px;max-width:900px}
.site-overlay{position:fixed;inset:0;z-index:200;background:rgba(0,0,0,.78);opacity:0;visibility:hidden;pointer-events:none;transition:.25s}.site-overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}.site-drawer{position:fixed;inset:0 auto 0 0;z-index:220;width:min(520px,90vw);background:var(--deep);border-right:1px solid var(--line);transform:translateX(-102%);visibility:hidden;pointer-events:none;transition:.28s;display:flex;flex-direction:column}.site-drawer.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.drawer-head{min-height:82px;display:flex;align-items:center;justify-content:space-between;padding:16px 22px;border-bottom:1px solid var(--line)}.drawer-brand{align-items:flex-start}.drawer-content{overflow-y:auto;padding:24px 22px 50px}.drawer-content section{margin-bottom:28px}.drawer-content h2{margin:0 0 10px;color:#fff;font-size:13px;letter-spacing:.12em}.drawer-content a{display:block;padding:14px 0;border-bottom:1px solid var(--line)}.drawer-content strong{display:block;color:var(--title)}.drawer-content span{display:block;color:var(--muted);font-size:12px;margin-top:3px}.search-panel{position:fixed;inset:0;z-index:230;background:#000;visibility:hidden;opacity:0;pointer-events:none;overflow-y:auto;transition:.25s}.search-panel.is-open{visibility:visible;opacity:1;pointer-events:auto}.search-head{min-height:82px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.search-head p{margin:0;color:var(--muted)}.search-body{padding-top:56px;padding-bottom:72px}.search-body label{display:block;color:var(--title);font-size:clamp(28px,5vw,60px);font-weight:700;line-height:1.15}.search-body input{width:100%;margin-top:28px;background:transparent;border:0;border-bottom:1px solid var(--strong);border-radius:0;color:#fff;font-size:22px;padding:16px 0}.search-hint{color:var(--dim);font-size:12px}.search-grid{margin-top:42px;display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.search-grid a{border:1px solid var(--line);min-height:160px;padding:24px;background:var(--panel)}.search-grid a:hover{background:var(--hover);border-color:var(--strong)}.search-grid a[hidden]{display:none}.search-grid strong{display:block;color:var(--title)}.search-grid span{display:block;margin-top:10px;color:var(--muted);font-size:13px}.search-empty{color:var(--muted);margin-top:24px}.mobile-bottom-nav{display:none}
@media(max-width:1100px){.topbar-inner{grid-template-columns:1fr auto}.topbar-center{display:none}.hero-grid,.feature-grid{grid-template-columns:1fr}.hero-copy{order:1}.hero-art{order:2;min-height:470px}.feature-art{min-height:460px}.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:repeat(3,1fr)}.footer-brand{grid-column:1/-1}.search-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:820px){.container{width:min(100% - 28px,var(--max))}.topbar-actions{display:none}.topbar-mobile-actions{display:flex;gap:16px;justify-content:flex-end}.topbar-brand{font-size:11px}.brand-nav-inner{grid-template-columns:1fr auto 1fr;min-height:64px;gap:8px}.brand-side-left .current-channel,.brand-side-right .nav-text-link{display:none}.nav-control{font-size:0;width:44px;padding:0}.nav-control:before{content:"栏目";font-size:12px}.brand-side-right .compact-button{width:48px;padding:0;font-size:0}.brand-side-right .compact-button:before{content:"APP";font-size:12px}.channel-scroll{overflow-x:auto;scrollbar-width:none}.channel-scroll::-webkit-scrollbar{display:none}.section,.hero{padding:62px 0}.inner-hero{padding:54px 0 48px}.section-header{grid-template-columns:1fr;gap:16px}.hero-notes{grid-template-columns:1fr}.hero-notes a{border-right:0;border-bottom:1px solid var(--line)}.page-intro-grid,.topic-list{grid-template-columns:1fr}.index-row{grid-template-columns:64px 1fr}.index-row p,.index-row a{grid-column:2}.calendar-row{grid-template-columns:90px 1fr}.calendar-row p,.calendar-row .status{grid-column:2}.app-services{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.footer-notice{flex-direction:column}.site-footer{padding-bottom:118px}.mobile-bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:180;display:grid;grid-template-columns:repeat(5,1fr);min-height:calc(58px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:rgba(0,0,0,.97);border-top:1px solid var(--line)}.mobile-bottom-nav a{min-height:58px;display:flex;align-items:center;justify-content:center;color:var(--dim);font-size:12px}.mobile-bottom-nav a.is-active{color:#fff}body.panel-open .mobile-bottom-nav{visibility:hidden;pointer-events:none}}
@media(max-width:560px){.topbar-brand{max-width:210px;overflow:hidden;text-overflow:ellipsis}.hero h1{font-size:clamp(40px,14vw,64px)}.hero-lead,.inner-lead{font-size:15px}.hero-art,.feature-art{min-height:380px}.card-grid,.card-grid.three,.card-grid.two{grid-template-columns:1fr}.app-services,.search-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr;gap:28px 18px}.footer-brand{grid-column:1/-1}.search-grid a{min-height:130px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}