*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#101115;color:#EDEFF5;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.8;overflow-x:hidden}
body.drawer-open{overflow:hidden}
img{max-width:100%}
a{color:inherit}
button,input,textarea{font:inherit}
.site-header{position:sticky;top:0;z-index:9999;width:100%;background:#101115;box-shadow:0 8px 24px rgba(0,0,0,.28);backdrop-filter:blur(10px)}
.header-inner{max-width:1200px;min-height:72px;margin:0 auto;padding:0 20px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.site-logo,.drawer-logo,.footer-logo{display:inline-flex;align-items:center;text-decoration:none;min-width:132px}
.site-logo img{display:block;height:40px;width:auto;max-width:160px;object-fit:contain}
.logo-fallback{display:inline-flex;align-items:center;justify-content:center;height:40px;padding:0 12px;border:1px solid rgba(248,200,74,.22);border-radius:12px;color:#F8C84A;font-size:18px;font-weight:800;letter-spacing:.04em;background:#15161A}
.nav-core{display:flex;align-items:center;justify-content:center;gap:8px;white-space:nowrap}
.nav-core a{color:#F8C84A;padding:8px 12px;border-radius:999px;font-weight:700;text-decoration:none;background:rgba(248,200,74,.06)}
.nav-core a.is-current,.nav-core a:hover{color:#F8C84A;background:linear-gradient(180deg,rgba(248,200,74,.14),rgba(248,200,74,.02));box-shadow:inset 0 -2px 0 #F8C84A}
.main-btn{display:inline-flex;align-items:center;justify-content:center;height:42px;min-width:96px;padding:0 20px;background:linear-gradient(180deg,#FFE45A 0%,#F8B832 45%,#F3941F 100%);color:#101115;border-radius:999px;text-decoration:none;font-weight:700;box-shadow:0 10px 24px rgba(243,148,31,.28);white-space:nowrap}
.menu-toggle{display:none;width:42px;height:42px;padding:9px;border:0;border-radius:12px;background:#1B1C21}
.menu-toggle span{display:block;height:2px;margin:5px 0;background:#F8C84A;border-radius:2px}
.channel-bar{background:#15161A;border-top:1px solid rgba(255,255,255,.03);border-bottom:1px solid rgba(248,200,74,.08)}
.channel-inner{max-width:1200px;margin:0 auto;padding:0 20px;display:flex;gap:8px;align-items:center;overflow-x:auto;white-space:nowrap;scrollbar-width:thin}
.channel-inner a{padding:11px 9px;color:#B8BEC9;text-decoration:none;font-size:14px}
.channel-inner a:hover{color:#F8C84A}
.site-main{min-height:60vh}
.page-wrap{width:min(1200px,calc(100% - 40px));margin:0 auto}
.reading{width:min(840px,calc(100% - 40px));margin:0 auto}
.section{padding:58px 0}
.section.compact{padding:36px 0}
.eyebrow{margin:0 0 8px;color:#F8C84A;font-weight:700;letter-spacing:.06em;font-size:14px}
h1,h2,h3{margin-top:0;color:#F8C84A;line-height:1.28}
h1{font-size:clamp(32px,5vw,48px);margin-bottom:20px}
h2{font-size:clamp(24px,3.6vw,32px);margin-bottom:16px}
h3{font-size:20px;margin-bottom:10px}
p{margin:0 0 16px;color:#EDEFF5}
.muted{color:#B8BEC9}
.soft{color:#8E96A6}
.intro{font-size:18px;color:#D8DEEA}
.panel{background:#15161A;border:1px solid rgba(248,200,74,.16);border-radius:18px;padding:24px;box-shadow:0 14px 36px rgba(0,0,0,.25)}
.panel.secondary{background:#1B1C21}
.grid{display:grid;gap:18px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.link-grid a,.topic-item a,.plain-links a,.related-links a{color:#F8C84A;text-decoration:none;font-weight:700}
.link-grid a:hover,.topic-item a:hover,.plain-links a:hover,.related-links a:hover{text-decoration:underline}
.entry-card{display:block;background:#15161A;border:1px solid rgba(248,200,74,.16);border-radius:18px;padding:24px;text-decoration:none;min-height:150px;box-shadow:0 14px 36px rgba(0,0,0,.22)}
.entry-card strong{display:block;color:#F8C84A;font-size:21px;margin-bottom:8px}
.entry-card span{color:#B8BEC9}
.notice-strip{padding:20px 24px;background:#1B1C21;border-left:3px solid #F8C84A;border-radius:0 14px 14px 0;color:#D8DEEA}
.topic-wall{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.topic-item{background:#15161A;border:1px solid rgba(248,200,74,.12);border-radius:16px;padding:20px}
.topic-item h3{font-size:18px}
.topic-item p{font-size:14px;color:#B8BEC9;margin-bottom:12px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:stretch}
.split .panel{height:100%}
.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:16px;background:#15161A;aspect-ratio:16/9;border:1px solid rgba(248,200,74,.08)}
.media > img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;object-position:center center;display:block}
.media-placeholder{position:absolute;inset:0;background:linear-gradient(135deg,#15161A,#202127)}
.media.tall{min-height:220px}
.text-link{color:#F8C84A;text-decoration:none;font-weight:700}
.text-link:hover{text-decoration:underline}
.hero-carousel{position:relative;width:min(1200px,calc(100% - 40px));height:380px;margin:28px auto 0;border-radius:22px;overflow:hidden;background:#15161A;border:1px solid rgba(248,200,74,.10)}
.carousel-slide{position:absolute;inset:0;display:none}
.carousel-slide.is-active{display:block}
.carousel-slide img{width:100%;height:100%;object-fit:contain;display:block}
.carousel-fallback{width:100%;height:100%;background:#15161A}
.carousel-prev,.carousel-next{position:absolute;top:50%;transform:translateY(-50%);z-index:4;width:42px;height:42px;border:1px solid rgba(248,200,74,.25);border-radius:50%;background:rgba(16,17,21,.82);color:#F8C84A;font-size:24px;cursor:pointer}
.carousel-prev{left:16px}.carousel-next{right:16px}
.carousel-dots{position:absolute;left:50%;bottom:14px;transform:translateX(-50%);z-index:4;display:flex;gap:8px}
.carousel-dot{width:10px;height:10px;border:0;border-radius:50%;background:#8E96A6;cursor:pointer;padding:0}
.carousel-dot.is-active{background:#F8C84A}
.app-strip{display:grid;grid-template-columns:1.35fr .65fr;gap:24px;align-items:center;background:#15161A;border:1px solid rgba(248,200,74,.16);border-radius:18px;padding:24px}
.rule-list,.step-list{margin:0;padding-left:20px}
.rule-list li,.step-list li{margin:8px 0;color:#D8DEEA}
.step-list{counter-reset:step;list-style:none;padding:0}
.step-list li{position:relative;padding:18px 18px 18px 58px;background:#15161A;border:1px solid rgba(248,200,74,.12);border-radius:16px}
.step-list li::before{counter-increment:step;content:counter(step);position:absolute;left:18px;top:18px;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:#F8C84A;color:#101115;font-weight:800}
.mini-nav{display:flex;flex-wrap:wrap;gap:10px}
.mini-nav a{padding:8px 12px;border-radius:999px;background:#1B1C21;border:1px solid rgba(248,200,74,.12);color:#D8DEEA;text-decoration:none}
.mini-nav a:hover{color:#F8C84A}
.quote-note{padding:22px 24px;border-radius:16px;background:#202127;color:#D8DEEA;border-left:3px solid #F8C84A}
.related-links{display:flex;flex-wrap:wrap;gap:12px}
.related-links a{display:inline-flex;padding:10px 14px;border-radius:12px;background:#1B1C21;border:1px solid rgba(248,200,74,.12)}
.faq-list details{background:#15161A;border:1px solid rgba(248,200,74,.12);border-radius:16px;padding:18px 20px;margin-bottom:14px}
.faq-list summary{color:#F8C84A;font-weight:700;cursor:pointer}
.faq-list details p{margin:12px 0 0;color:#D8DEEA}
.article-aside{display:grid;grid-template-columns:240px minmax(0,1fr);gap:26px;align-items:start}
.side-index{position:sticky;top:108px;background:#15161A;border:1px solid rgba(248,200,74,.12);border-radius:16px;padding:18px}
.side-index a{display:block;padding:7px 0;color:#B8BEC9;text-decoration:none}
.side-index a:hover{color:#F8C84A}
.desktop-float{position:fixed;right:18px;top:38%;z-index:9000;width:58px;display:flex;flex-direction:column;gap:8px}
.desktop-float a,.desktop-float button{min-height:52px;padding:8px 6px;border-radius:12px;background:#15161A;color:#F8C84A;border:1px solid rgba(248,200,74,.18);text-decoration:none;font-size:12px;line-height:1.3;text-align:center;display:flex;align-items:center;justify-content:center;cursor:pointer}
.desktop-float .float-register{background:linear-gradient(180deg,#FFE45A 0%,#F8B832 45%,#F3941F 100%);color:#101115;font-weight:800}
.mobile-bottom{display:none}
.site-footer{background:#08090C;color:#D8DEEA;margin-top:30px}
.footer-grid{max-width:1200px;margin:0 auto;padding:46px 20px 34px;display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:30px}
.footer-grid h2{font-size:16px;margin-bottom:12px}
.footer-grid a{display:block;color:#B8BEC9;text-decoration:none;margin:5px 0}
.footer-grid a:hover{color:#F8C84A}
.footer-brand p{color:#8E96A6;max-width:320px;margin-top:14px}
.footer-logo img{display:block;height:40px;width:auto;max-width:160px;object-fit:contain}
.footer-bottom{border-top:1px solid rgba(255,255,255,.06);max-width:1200px;margin:0 auto;padding:20px;color:#8E96A6;font-size:13px}
.footer-bottom p{color:#8E96A6;margin:4px 0}
.mobile-drawer,.drawer-mask{display:none}

@media(max-width:1080px){
  .nav-core{gap:4px}
  .nav-core a{padding:8px 9px;font-size:14px}
  .topic-wall{grid-template-columns:repeat(3,minmax(0,1fr))}
  .desktop-float{right:8px}
}
@media(max-width:980px){
  .header-inner{min-height:64px;padding:0 14px}
  .menu-toggle{display:block;flex:0 0 42px}
  .nav-core{display:none}
  .site-logo{min-width:0;justify-content:center}
  .site-logo img{height:36px;max-width:142px}
  .header-main-cta{height:40px;min-width:88px;padding:0 14px}
  .channel-bar{display:none}
  .desktop-float{display:none}
  .mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:9500;display:grid;grid-template-columns:repeat(4,1fr);background:#101115;border-top:1px solid rgba(248,200,74,.14);padding:7px max(8px,env(safe-area-inset-left)) calc(7px + env(safe-area-inset-bottom))}
  .mobile-bottom a{min-height:42px;display:flex;align-items:center;justify-content:center;color:#D8DEEA;text-decoration:none;font-size:14px}
  body{padding-bottom:64px}
  .mobile-drawer{
    display:block;
    position:fixed;
    inset:0 auto 0 0;
    width:min(84vw,320px);
    background:#15161A;
    z-index:12000;
    transform:translateX(-105%);
    transition:transform .2s ease;
    box-shadow:18px 0 40px rgba(0,0,0,.36);
    overflow-y:auto;
  }
  .mobile-drawer.is-open{transform:translateX(0)}
  .drawer-mask{
    display:none;
    position:fixed;
    inset:0;
    background:rgba(0,0,0,.52);
    z-index:11000;
    opacity:0;
    pointer-events:none;
    transition:opacity .18s ease;
  }
  .drawer-mask.is-visible{
    display:block;
    opacity:1;
    pointer-events:auto;
  }
  .drawer-head{min-height:68px;padding:12px 14px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(248,200,74,.10)}
  .drawer-logo img{height:36px;width:auto;max-width:150px;object-fit:contain}
  .drawer-close{width:40px;height:40px;border:0;border-radius:10px;background:#202127;color:#F8C84A;font-size:28px;line-height:1;cursor:pointer}
  .drawer-groups{padding:14px}
  .drawer-groups section{padding:12px 0;border-bottom:1px solid rgba(255,255,255,.06)}
  .drawer-groups h2{font-size:14px;margin:0 0 8px;color:#8E96A6}
  .drawer-groups a{display:block;padding:8px 4px;color:#D8DEEA;text-decoration:none}
  .drawer-groups a:hover{color:#F8C84A}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .split{grid-template-columns:1fr}
  .app-strip{grid-template-columns:1fr}
  .article-aside{grid-template-columns:1fr}
  .side-index{position:static}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .hero-carousel{height:280px}
}
@media(max-width:700px){
  .page-wrap,.reading{width:min(100% - 28px,1200px)}
  .section{padding:38px 0}
  .section.compact{padding:26px 0}
  h1{font-size:clamp(28px,9vw,34px)}
  h2{font-size:24px}
  .intro{font-size:17px}
  .topic-wall{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-2,.grid-3,.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .panel,.entry-card,.topic-item{padding:18px}
  .hero-carousel{width:calc(100% - 28px);height:200px;margin-top:18px;border-radius:18px}
  .carousel-prev,.carousel-next{width:36px;height:36px;font-size:20px}
  .footer-grid{grid-template-columns:1fr;gap:22px;padding-top:36px}
}
@media(max-width:420px){
  .header-inner{gap:8px;padding:0 10px}
  .menu-toggle{width:40px;height:40px}
  .header-main-cta{min-width:84px;padding:0 12px;font-size:14px}
  .site-logo .logo-fallback{font-size:15px;padding:0 8px}
  .grid-2,.grid-3,.grid-4,.topic-wall{grid-template-columns:repeat(2,minmax(0,1fr))}
  .entry-card{min-height:132px;padding:16px}
  .entry-card strong{font-size:18px}
  .entry-card span{font-size:14px}
  .topic-item{padding:15px}
  .topic-item h3{font-size:16px}
  .topic-item p{font-size:13px}
  .hero-carousel{height:178px}
}

.noscript-nav{display:none}
@media(max-width:980px){
  .noscript-nav{display:flex;flex-wrap:wrap;gap:8px;padding:10px 14px;background:#15161A;border-bottom:1px solid rgba(248,200,74,.10)}
  .noscript-nav a{padding:7px 10px;border-radius:999px;background:#1B1C21;color:#D8DEEA;text-decoration:none;font-size:13px}
}