*{box-sizing:border-box}
html{scroll-behavior:smooth;background:#0E0E0E}
body{margin:0;background:#0E0E0E;color:#F7F1DE;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.8;overflow-x:hidden}
body.drawer-open{overflow:hidden}
a{color:#E8B84A;text-decoration:none}
a:hover{color:#F6D56A}
img{max-width:100%}
button,a{touch-action:manipulation}
.site-header{position:sticky;top:0;z-index:9999;width:100%;background:#111111;border-bottom:1px solid rgba(232,184,74,.28);box-shadow:0 8px 22px rgba(0,0,0,.35)}
.header-inner{max-width:1140px;min-height:66px;margin:0 auto;padding:0 16px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.site-logo,.drawer-logo,.footer-logo{display:inline-flex;align-items:center;min-width:132px}
.site-logo img{display:block;height:38px;width:auto;max-width:156px;object-fit:contain}
.drawer-logo img,.footer-logo img{display:block;height:38px;width:auto;max-width:156px;object-fit:contain}
.logo-fallback{display:inline-flex;align-items:center;justify-content:center;min-height:38px;padding:0 10px;border:1px solid rgba(232,184,74,.35);border-radius:8px;color:#E8B84A;background:#161616;font-weight:800;letter-spacing:.08em;white-space:nowrap}
.nav-core{display:flex;align-items:center;justify-content:center;gap:2px;min-width:0}
.nav-core a{color:#F3E6C4;padding:8px 11px;font-weight:700;text-decoration:none;white-space:nowrap}
.nav-core a.is-current,.nav-core a:hover{color:#111111;background:#E8B84A;border-radius:999px}
.main-btn{display:inline-flex;align-items:center;justify-content:center;height:40px;min-width:92px;padding:0 18px;background:linear-gradient(180deg,#F6D56A 0%,#E8B84A 55%,#C8962E 100%);color:#14110A;border-radius:999px;text-decoration:none;font-weight:700;box-shadow:0 8px 18px rgba(200,150,46,.28);white-space:nowrap}
.main-btn:hover{background:#C8962E;color:#14110A}
.menu-toggle{display:none}
.channel-bar{background:#1A1A1A;border-bottom:1px solid rgba(232,184,74,.18)}
.channel-inner{max-width:1140px;margin:0 auto;padding:0 16px;display:flex;align-items:center;gap:2px;overflow-x:auto;scrollbar-width:thin}
.channel-inner a{flex:0 0 auto;color:#C9BBA0;padding:10px 9px;font-size:14px;white-space:nowrap}
.channel-inner a:hover,.channel-inner a.is-current{color:#E8B84A}
.site-main{width:100%;min-height:60vh}
.page-shell{width:min(1140px,calc(100% - 32px));margin:0 auto;padding:34px 0 58px}
.breadcrumb{font-size:14px;color:#8E8372;margin-bottom:18px}
.breadcrumb a{color:#C9BBA0}
.hero-copy,.article-head{max-width:820px;margin:0 auto 28px}
.hero-copy h1,.article-head h1{font-size:clamp(32px,4vw,42px);line-height:1.25;margin:0 0 12px;color:#E8B84A}
.hero-copy p,.article-head p{color:#C9BBA0;margin:0}
.prose{max-width:800px;margin:0 auto}
.prose h2{font-size:clamp(22px,3vw,28px);line-height:1.35;color:#E8B84A;margin:36px 0 12px}
.prose p{margin:0 0 17px}
.prose ul,.prose ol{padding-left:1.25em}
.prose li{margin:7px 0}
.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:12px;background:#1C1C1C;aspect-ratio:16/9;border:1px solid rgba(232,184,74,.16)}
.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,#151515,#202020)}
.poster-media{max-width:1040px;margin:0 auto 28px;max-height:220px}
.poster-media img{object-fit:contain}
.feature-media{height:auto;min-height:190px;max-height:230px}
.card-media{height:auto;min-height:148px;max-height:170px}
.index-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;max-width:1040px;margin:26px auto}
.index-card{display:block;background:#1C1C1C;border:1px solid rgba(232,184,74,.22);border-radius:14px;padding:20px;box-shadow:0 14px 32px rgba(0,0,0,.35);min-height:118px}
.index-card strong{display:block;color:#E8B84A;font-size:20px;margin-bottom:4px}
.index-card span{display:block;color:#C9BBA0}
.gold-note{max-width:1040px;margin:28px auto;padding:18px 20px;border-top:1px solid #E8B84A;border-bottom:1px solid #E8B84A;color:#F7F1DE;background:#121212}
.stack-feature{max-width:900px;margin:34px auto}
.stack-feature .copy{padding:18px 4px 0}
.stack-feature h2{color:#E8B84A;margin:0 0 8px}
.app-strip{max-width:1040px;margin:34px auto 0;display:grid;grid-template-columns:1.25fr .75fr;align-items:center;gap:22px;background:#1C1C1C;border:1px solid rgba(232,184,74,.22);border-radius:14px;padding:22px}
.app-strip h2{color:#E8B84A;margin:0 0 8px}
.app-strip .media{min-height:150px}
.section-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:24px 0}
.info-box,.text-card{background:#1C1C1C;border:1px solid rgba(232,184,74,.22);border-radius:14px;padding:20px;box-shadow:0 14px 32px rgba(0,0,0,.35)}
.info-box h2,.text-card h2,.text-card h3{margin-top:0;color:#E8B84A}
.split{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:center;margin:30px 0}
.split.reverse .media{order:2}
.split.reverse .split-copy{order:1}
.split-copy h2{color:#E8B84A;margin:0 0 10px}
.notice{max-width:820px;margin:22px auto;padding:18px 20px;background:#151515;border-left:3px solid #E8B84A;color:#C9BBA0}
.link-list{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:18px 0}
.link-list a{display:block;background:#1C1C1C;border:1px solid rgba(232,184,74,.22);border-radius:12px;padding:14px 16px;color:#F7F1DE}
.link-list a:hover{border-color:#E8B84A;color:#E8B84A}
.steps{counter-reset:step;list-style:none;padding:0!important;display:grid;gap:12px}
.steps li{counter-increment:step;background:#1C1C1C;border:1px solid rgba(232,184,74,.22);border-radius:12px;padding:14px 16px 14px 54px;position:relative}
.steps li:before{content:counter(step);position:absolute;left:15px;top:14px;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;background:#E8B84A;color:#111;font-weight:800}
.faq-list{max-width:820px;margin:0 auto}
.faq-item{padding:20px 0;border-bottom:1px solid rgba(232,184,74,.22)}
.faq-item h2{margin:0 0 8px;color:#E8B84A;font-size:21px}
.related-links{max-width:820px;margin:34px auto 0;padding-top:20px;border-top:1px solid rgba(232,184,74,.22);display:flex;gap:12px;flex-wrap:wrap}
.related-links a{padding:7px 12px;border:1px solid rgba(232,184,74,.32);border-radius:999px;color:#C9BBA0}
.related-links a:hover{color:#111;background:#E8B84A}
.float-tools{position:fixed;right:10px;top:36%;z-index:8000;display:flex;flex-direction:column;background:#111;border:1px solid rgba(232,184,74,.28);border-radius:12px;overflow:hidden;box-shadow:0 14px 32px rgba(0,0,0,.35)}
.float-tools a{padding:10px 11px;color:#E8B84A;border-bottom:1px solid rgba(232,184,74,.12);font-size:13px}
.float-tools a:last-child{border-bottom:0}
.float-tools .float-register{background:#E8B84A;color:#111;font-weight:800}
.site-footer{background:#070707;border-top:1px solid #E8B84A;padding:36px 16px 88px}
.footer-grid{max-width:1140px;margin:0 auto;display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:24px}
.footer-grid section{min-width:0}
.footer-grid h2{font-size:16px;color:#E8B84A;margin:0 0 10px}
.footer-grid a{display:block;color:#E7D7B0;margin:4px 0}
.footer-grid p{color:#C9BBA0;margin:10px 0 0}
.footer-bottom{max-width:1140px;margin:24px auto 0;padding-top:18px;border-top:1px solid rgba(232,184,74,.18);display:flex;justify-content:space-between;gap:20px;color:#8E8372;font-size:14px}
.mobile-bottom{display:none}
.mobile-drawer,.drawer-mask{display:none}

@media(max-width:980px){
  body{font-size:16px;padding-bottom:64px}
  .site-header{position:sticky}
  .header-inner{min-height:62px;padding:0 12px;display:grid;grid-template-columns:1fr auto 1fr;gap:8px}
  .nav-core,.channel-bar{display:none}
  .menu-toggle{display:inline-flex;align-items:center;justify-content:flex-start;background:transparent;border:0;color:#E8B84A;font:inherit;font-weight:800;padding:10px 4px;min-width:56px}
  .site-logo{justify-self:center;min-width:auto}
  .site-logo img{height:34px;max-width:136px}
  .site-logo .logo-fallback{font-size:14px;min-height:34px;padding:0 8px}
  .header-btn{justify-self:end;min-width:74px;height:38px;padding:0 12px;font-size:14px}
  .mobile-drawer{
    display:block;
    position:fixed;
    inset:0 auto 0 0;
    width:min(84vw,320px);
    background:#161616;
    z-index:12000;
    transform:translateX(-105%);
    transition:transform .2s ease;
    box-shadow:18px 0 40px rgba(0,0,0,.45);
    overflow-y:auto;
  }
  .mobile-drawer.is-open{transform:translateX(0)}
  .drawer-mask{
    display:none;
    position:fixed;
    inset:0;
    background:rgba(0,0,0,.55);
    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{position:sticky;top:0;display:flex;align-items:center;justify-content:space-between;padding:14px;background:#161616;border-bottom:1px solid rgba(232,184,74,.22)}
  .drawer-close{background:transparent;border:1px solid rgba(232,184,74,.4);color:#E8B84A;border-radius:8px;padding:7px 10px}
  .drawer-nav{padding:8px 14px 24px}
  .drawer-nav section{padding:12px 0;border-bottom:1px solid rgba(232,184,74,.12)}
  .drawer-nav h2{font-size:14px;color:#8E8372;margin:0 0 7px}
  .drawer-nav a{display:block;padding:9px 4px;color:#F7F1DE}
  .float-tools{display:none}
  .mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:9000;display:grid;grid-template-columns:repeat(4,1fr);background:#0C0C0C;border-top:1px solid #E8B84A;padding-bottom:env(safe-area-inset-bottom)}
  .mobile-bottom a{text-align:center;color:#E7D7B0;padding:12px 4px;font-size:14px}
  .page-shell{width:min(100% - 24px,760px);padding:24px 0 40px}
  .hero-copy h1,.article-head h1{font-size:clamp(26px,8vw,32px)}
  .poster-media{max-height:150px}
  .index-grid{grid-template-columns:repeat(2,1fr);gap:10px}
  .index-card{padding:15px;min-height:110px}
  .index-card strong{font-size:18px}
  .app-strip,.split{grid-template-columns:1fr}
  .app-strip .media{order:-1}
  .split.reverse .media,.split.reverse .split-copy{order:initial}
  .section-grid{grid-template-columns:1fr}
  .link-list{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-bottom{display:block}
  .site-footer{padding-bottom:84px}
  .feature-media{min-height:170px;max-height:210px}
}
@media(max-width:430px){
  .header-inner{grid-template-columns:62px minmax(0,1fr) 82px}
  .site-logo{width:100%;justify-content:center}
  .site-logo img{max-width:118px;height:32px}
  .site-logo .logo-fallback{font-size:13px;letter-spacing:.02em}
  .header-btn{min-width:78px;padding:0 10px}
  .index-card span{font-size:14px;line-height:1.6}
  .footer-grid{grid-template-columns:1fr}
}