:root{--bg:#151A23;--card:#1B2130;--sub:#202738;--hover:#252D40;--gold:#F1DCA3;--gold-hover:#E3C98F;--text:#E8ECF5;--muted:#B8C0D3;--weak:#9BA5BA;--footer:#0E121A;--line:#354052}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.76}a{color:var(--gold);text-decoration:none;touch-action:manipulation}a:hover{text-decoration:underline;color:var(--gold-hover)}a:focus-visible,button:focus-visible{outline:2px solid var(--gold);outline-offset:3px}button{font:inherit;cursor:pointer}.container{width:min(100% - 48px,1200px);margin-inline:auto}.skip-link{position:absolute;left:10px;top:-60px;background:var(--gold);color:#151A23;z-index:20000;padding:8px}.skip-link:focus{top:8px}.site-header{background:#121722;border-bottom:1px solid #30394a}.brandbar{height:72px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:10px;color:var(--text);flex-shrink:0}.brand-name{font-size:23px;font-weight:800;letter-spacing:2px}.brand-mark{width:84px;height:36px}.brand-mark img,.mobile-logo img,.footer-logo img{width:100%;height:100%;object-fit:contain;object-position:center}.brand-strap{display:flex;align-items:center;gap:16px;color:var(--muted);font-size:13px;margin-right:auto}.brand-strap strong{font-size:13px;letter-spacing:3px;color:var(--gold)}.register-btn{display:inline-flex;align-items:center;justify-content:center;min-width:110px;height:40px;padding:0 19px;border-radius:999px;background:var(--gold);color:#151A23;font-size:14px;font-weight:700;white-space:nowrap}.register-btn:hover{background:var(--gold-hover);color:#151A23;text-decoration:none}.main-nav{border-top:1px solid #252e3c}.nav-inner{display:flex;align-items:stretch;height:52px;gap:23px;white-space:nowrap}.main-nav a{display:inline-flex;align-items:center;height:52px;font-size:15px;color:var(--text);border-bottom:2px solid transparent}.main-nav a.is-active{color:var(--gold);border-bottom-color:var(--gold)}.quick-nav{background:var(--sub)}.quick-inner{display:flex;align-items:center;gap:23px;min-height:39px;white-space:nowrap;overflow-x:auto;scrollbar-width:none}.quick-inner::-webkit-scrollbar{display:none}.quick-inner a{font-size:13px;color:var(--muted)}.quick-inner a.is-active{color:var(--gold)}.mobile-top,.mobile-drawer,.drawer-mask,.bottom-nav{display:none}.site-main{padding-top:32px;padding-bottom:64px;min-height:55vh}h1,h2,h3{line-height:1.38;margin:0 0 15px;letter-spacing:.1px}h1{font-size:34px}h2{font-size:25px}h3{font-size:19px}p{margin:0 0 16px;color:var(--muted)}.eyebrow{color:var(--gold);font-size:13px;letter-spacing:2px;font-weight:700;margin-bottom:9px}.intro{font-size:17px;max-width:840px}.section{margin-top:42px}.section-head{display:flex;justify-content:space-between;align-items:baseline;gap:16px;margin-bottom:14px}.section-head h2{margin:0}.section-head a{font-size:14px;white-space:nowrap}.hero-grid{display:grid;grid-template-columns:minmax(0,1.85fr) minmax(290px,1fr);gap:22px;align-items:stretch}.hero-main,.reading-index,.panel,.topic-card,.feature-card,.sidebar-box{background:var(--card);border:1px solid #30394b;border-radius:14px}.hero-main{padding:18px 20px 23px}.hero-main h1{font-size:38px;margin-top:19px;margin-bottom:13px}.hero-main p{font-size:15px;line-height:1.77;margin:0}.media-frame,.feature-media,.gallery-media{background:var(--sub);border-radius:10px;overflow:hidden;aspect-ratio:16/9;display:flex;align-items:center;justify-content:center}.media-frame img,.feature-media img,.gallery-media img{display:block;width:100%;height:100%;object-fit:contain;object-position:center center}.media-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:linear-gradient(130deg,#222b3d,#171d29);color:#A9B2C5;font-size:13px;letter-spacing:3px}.reading-index{padding:22px}.reading-index h2{font-size:20px;color:var(--gold)}.reading-item{padding:15px 0;border-bottom:1px solid var(--line)}.reading-item:last-child{border:0}.reading-item h3{font-size:17px;margin-bottom:5px}.reading-item p{font-size:14px;margin:0}.four-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.topic-card{padding:23px 20px;display:flex;flex-direction:column;min-width:0}.topic-card h3{color:var(--gold)}.topic-card p{font-size:14px;flex:1}.topic-card a{font-size:14px}.split-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.panel{padding:24px}.panel h2{margin-bottom:14px}.list-story{padding:14px 0;border-bottom:1px solid var(--line)}.list-story:last-child{border:0}.list-story h3{font-size:17px}.list-story p{font-size:14px}.side-feature{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:25px;align-items:center;padding:18px;background:var(--card);border:1px solid var(--line);border-radius:14px}.side-feature h2{margin-top:3px}.numbered{counter-reset:feature;list-style:none;margin:0;padding:0}.numbered li{counter-increment:feature;display:grid;grid-template-columns:42px 1fr;gap:12px;padding:16px 0;border-bottom:1px solid var(--line)}.numbered li::before{content:counter(feature,decimal-leading-zero);color:var(--gold);font-weight:700}.numbered h3{font-size:17px;margin:0 0 6px}.numbered p{font-size:14px;margin:0}.feature-row{display:grid;grid-template-columns:1.4fr 1fr;gap:20px}.small-stories{display:grid;gap:12px}.small-stories a{display:block;background:var(--card);padding:17px;border:1px solid var(--line);border-radius:10px}.brand-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.brand-small{display:flex;align-items:center;gap:11px;min-height:79px;padding:10px;border-radius:9px;background:var(--card);border:1px solid var(--line)}.brand-small strong{font-size:14px;line-height:1.3}.brand-small .media-frame{width:68px;min-width:68px;aspect-ratio:1.3}.brand-small .media-placeholder{letter-spacing:0;font-size:9px}.qa-list{display:grid;gap:13px}.qa-item{border-bottom:1px solid var(--line);padding:13px 0}.qa-item h3{font-size:17px;margin-bottom:6px}.qa-item p{font-size:15px;margin:0}.notice{padding:18px 22px;background:var(--sub);border-left:3px solid var(--gold);border-radius:6px}.notice p{margin:0}.page-heading{margin-bottom:28px}.page-heading h1{margin-bottom:10px}.breadcrumb{color:var(--weak);font-size:13px;margin-bottom:19px}.breadcrumb a{color:var(--muted)}.content-layout{display:grid;grid-template-columns:minmax(0,2.6fr) minmax(260px,1fr);gap:30px;align-items:start}.article-section{border-top:1px solid var(--line);padding:25px 0 15px}.article-section:first-child{border-top:0;padding-top:0}.article-section h2{font-size:24px;color:var(--text)}.article-section p{font-size:16px}.article-section .chapter-number{color:var(--gold);font-size:13px;letter-spacing:1px}.article-links{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 0}.article-links a{padding:7px 12px;border:1px solid var(--line);border-radius:99px;font-size:14px}.sidebar{display:grid;gap:18px}.sidebar-box{padding:20px}.sidebar-box h2{font-size:18px;color:var(--gold)}.sidebar-box a{display:block;font-size:14px;padding:9px 0;border-bottom:1px solid var(--line)}.sidebar-box a:last-child{border:0}.sidebar-box p{font-size:14px}.gallery-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.gallery-card{background:var(--card);border-radius:12px;padding:15px;border:1px solid var(--line)}.gallery-card h3{font-size:17px;margin:12px 0 5px}.gallery-card p{font-size:14px}.channel-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px}.channel-card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px;display:grid;grid-template-columns:108px 1fr;gap:17px}.channel-card .media-frame{aspect-ratio:1/1}.channel-card .media-placeholder{font-size:10px;letter-spacing:0}.channel-card h2{font-size:19px}.channel-card p{font-size:14px;margin:0}.site-footer{background:var(--footer);color:#D5DBEA}.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:34px;padding-top:43px;padding-bottom:35px}.site-footer h2{font-size:16px;color:var(--text);margin:0 0 15px}.site-footer p{font-size:14px;color:#B7C0CF}.site-footer a{display:block;color:#D5DBEA;font-size:14px;margin-bottom:8px}.footer-logo{width:95px;height:39px;margin-bottom:15px}.footer-bottom{border-top:1px solid #293141;display:flex;justify-content:space-between;gap:18px;padding-top:19px;padding-bottom:23px;font-size:12px;color:#B7C0CF}
@media(max-width:1100px){.brand-strap{gap:9px}.four-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.brand-list{grid-template-columns:repeat(4,minmax(0,1fr))}}
.mobile-drawer,.drawer-mask{display:none}
@media(max-width:980px){.container{width:calc(100% - 40px)}.brandbar,.main-nav{display:none}.site-header{position:relative}.mobile-top{height:60px;display:grid;grid-template-columns:80px minmax(0,1fr) 80px;align-items:center;padding:0 16px;gap:5px}.mobile-top .register-btn{min-width:76px;height:36px;padding:0 11px}.mobile-brand{display:flex;align-items:center;justify-content:center;gap:5px;min-width:0;color:var(--text);font-weight:800;font-size:18px;white-space:nowrap}.mobile-logo{width:48px;height:28px;min-width:0}.menu-toggle{display:flex;flex-direction:column;justify-content:center;gap:5px;border:0;background:transparent;width:44px;height:44px;padding:10px}.menu-toggle span{height:2px;width:23px;background:var(--text);border-radius:2px}.quick-inner{min-height:38px}.mobile-drawer{display:block;position:fixed;inset:0 auto 0 0;width:min(84vw, 320px);height:100dvh;background:#151A23;color:#E8ECF5;z-index:12000;transform:translateX(-105%);transition:transform .2s ease;overflow-y:auto;visibility:hidden}.mobile-drawer.is-open{transform:translateX(0);visibility:visible}.drawer-mask{display:none;position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:11000;opacity:0;pointer-events:none}.drawer-mask.is-visible{display:block;opacity:1;pointer-events:auto}body.drawer-open{overflow:hidden}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:15px 19px;border-bottom:1px solid var(--line);font-weight:700}.drawer-close{background:transparent;color:var(--text);border:0;font-size:29px;width:42px;height:42px}.drawer-group{padding:15px 19px 7px}.drawer-group h2{font-size:13px;color:var(--gold);margin:0 0 8px}.drawer-group nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:5px}.drawer-group a{padding:7px 4px;font-size:14px;color:var(--text)}.drawer-group a.is-active{color:var(--gold)}.drawer-note{font-size:12px;padding:13px 19px}.bottom-nav{display:grid;grid-template-columns:repeat(4,1fr);height:62px;position:fixed;bottom:0;left:0;right:0;background:#10151f;border-top:1px solid var(--line);z-index:1000}.bottom-nav a{display:flex;align-items:center;justify-content:center;color:var(--text);font-size:14px}.bottom-nav a:last-child{color:var(--gold)}.site-main{padding-bottom:105px}.footer-bottom{padding-bottom:83px}.hero-grid{grid-template-columns:minmax(0,1.5fr) minmax(250px,1fr)}.content-layout{grid-template-columns:minmax(0,1fr)}.sidebar{grid-template-columns:repeat(2,minmax(0,1fr))}.channel-grid{grid-template-columns:1fr}}
@media(max-width:700px){.container{width:calc(100% - 32px)}.site-main{padding-top:23px}.hero-grid,.split-grid,.side-feature,.feature-row{grid-template-columns:minmax(0,1fr)}.hero-main h1{font-size:29px}.hero-main{padding:14px}.reading-index{padding:18px}.four-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.topic-card{padding:16px}.brand-list{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:26px}.footer-bottom{flex-direction:column;gap:6px}.sidebar{grid-template-columns:1fr}.gallery-grid{grid-template-columns:1fr}h1{font-size:27px}h2{font-size:21px}h3{font-size:18px}.article-section h2{font-size:21px}.article-section p{font-size:15px}.section{margin-top:33px}.media-frame{max-height:240px}.hero-main>.media-frame{height:190px;aspect-ratio:auto}.brand-small{min-height:70px}.channel-card{grid-template-columns:90px 1fr;gap:12px}.channel-card h2{font-size:18px}}
@media(max-width:360px){.mobile-top{grid-template-columns:66px minmax(0,1fr) 76px;padding-inline:10px}.mobile-brand{font-size:16px}.mobile-logo{width:38px}.four-grid{grid-template-columns:1fr}.channel-card{grid-template-columns:1fr}.channel-card .media-frame{width:120px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.mobile-drawer{transition:none}}