*{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;line-height:1.82;overflow-x:hidden}
a{color:inherit}
img{max-width:100%}
body.drawer-open{overflow:hidden}
.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:flex;align-items:center;text-decoration:none;min-width:0}
.site-logo img{display:block;height:38px;width:auto;max-width:156px;object-fit:contain}
.text-logo{display:inline-flex;align-items:center;color:#E8B84A;font-weight:900;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)}
.main-btn:hover{background:#C8962E}
.menu-toggle{display:none;border:0;background:transparent;color:#E8B84A;font-weight:800;font-size:15px;padding:8px 0}
.channel-bar{background:#1A1A1A;border-bottom:1px solid rgba(232,184,74,.16)}
.channel-inner{max-width:1140px;margin:0 auto;padding:0 16px;display:flex;gap:6px;overflow-x:auto;scrollbar-width:thin}
.channel-inner a{flex:0 0 auto;color:#C9BBA0;text-decoration:none;padding:9px 8px;font-size:14px;white-space:nowrap}
.channel-inner a:hover,.channel-inner a.is-current{color:#E8B84A}
.mobile-drawer,.drawer-mask{display:none}
.site-main{min-height:60vh}
.page-wrap{max-width:1140px;margin:0 auto;padding:34px 72px 64px 16px}
.article{max-width:820px}
.article.narrow{max-width:740px}
.crumbs{color:#8E8372;font-size:14px;margin:0 0 16px}
.crumbs a{color:#C9BBA0;text-decoration:none}
h1,h2,h3{line-height:1.35;margin-top:0}
h1{font-size:clamp(32px,4.5vw,42px);color:#E8B84A;margin-bottom:18px;letter-spacing:.01em}
h2{font-size:24px;color:#E8B84A;margin:34px 0 12px}
h3{font-size:18px;color:#F6D56A;margin:22px 0 8px}
p{margin:0 0 16px;color:#F7F1DE;font-size:17px}
.muted{color:#C9BBA0}
.lead{font-size:18px;color:#E7D7B0}
.note{border-left:3px solid #E8B84A;background:#171717;padding:14px 16px;border-radius:0 12px 12px 0;margin:20px 0;color:#E7D7B0}
.gold-line{max-width:1040px;margin:26px auto;padding:18px 22px;border-top:1px solid #E8B84A;border-bottom:1px solid #E8B84A;color:#E7D7B0;text-align:center}
.section{margin:34px 0}
.panel{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)}
.grid-2,.grid-3,.grid-6{display:grid;gap:16px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-6{grid-template-columns:repeat(3,minmax(0,1fr))}
.link-panel{display:block;text-decoration:none;transition:transform .16s ease,border-color .16s ease}
.link-panel:hover{transform:translateY(-2px);border-color:#E8B84A}
.link-panel strong{display:block;color:#E8B84A;font-size:18px;margin-bottom:5px}
.link-panel span{display:block;color:#C9BBA0;font-size:14px;line-height:1.65}
.related{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.related a{display:inline-flex;padding:8px 12px;border:1px solid rgba(232,184,74,.32);border-radius:999px;color:#E7D7B0;text-decoration:none;background:#161616}
.related a:hover{border-color:#E8B84A;color:#E8B84A}
.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:12px;background:#1C1C1C;aspect-ratio:var(--media-ratio,16/9)}
.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;display:block;background:linear-gradient(135deg,#171717,#0B0B0B)}
.hero-media{max-width:1040px;margin:0 auto;max-height:220px;aspect-ratio:16/3.3}
.hero-media>img{object-fit:contain}
.article-media{max-width:820px;max-height:230px}
.thumb-media{max-height:170px}
.home-wrap{max-width:1140px;margin:0 auto;padding:30px 72px 64px 16px}
.home-intro{max-width:1040px;margin:0 auto}
.home-intro h1{margin-top:22px}
.stack-media-text{max-width:820px;margin:34px auto}
.stack-media-text .copy{padding:18px 4px 0}
.app-strip{max-width:1040px;margin:34px auto;display:grid;grid-template-columns:1.3fr .7fr;gap:18px;align-items:center;background:#171717;border:1px solid rgba(232,184,74,.22);border-radius:14px;padding:20px}
.app-strip .media{max-height:180px}
.two-col{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,.7fr);gap:22px;align-items:start}
.steps{counter-reset:item;display:grid;gap:12px;padding:0;margin:20px 0;list-style:none}
.steps li{position:relative;background:#181818;border:1px solid rgba(232,184,74,.22);border-radius:12px;padding:14px 16px 14px 52px;color:#E7D7B0}
.steps li:before{counter-increment:item;content:counter(item);position:absolute;left:14px;top:13px;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;background:#E8B84A;color:#111;font-weight:800}
.check-list{padding-left:20px;color:#E7D7B0}
.check-list li{margin:8px 0}
.question-lead{font-size:20px;color:#F6D56A;margin-bottom:8px}
.faq-list{display:grid;gap:14px}
.faq-item{background:#1A1A1A;border:1px solid rgba(232,184,74,.22);border-radius:12px;padding:18px}
.faq-item h2{font-size:19px;margin:0 0 8px}
.footer-logo img,.drawer-logo img{height:34px;width:auto;max-width:150px;object-fit:contain}
.side-float{position:fixed;right:10px;top:38%;z-index:8000;width:50px;display:flex;flex-direction:column;background:#111;border:1px solid rgba(232,184,74,.3);border-radius:12px;overflow:hidden}
.side-float a{padding:10px 6px;color:#E8B84A;text-decoration:none;font-size:12px;line-height:1.3;text-align:center;border-bottom:1px solid rgba(232,184,74,.15)}
.side-float a:last-child{border-bottom:0}
.side-float .float-primary{background:#E8B84A;color:#111;font-weight:800}
.mobile-bottom{display:none}
.site-footer{background:#070707;border-top:1px solid #E8B84A}
.footer-inner{max-width:1140px;margin:0 auto;padding:36px 72px 26px 16px;display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:26px}
.footer-inner h2{font-size:16px;margin:0 0 10px}
.footer-inner a{display:block;color:#C9BBA0;text-decoration:none;padding:4px 0;font-size:14px}
.footer-inner p{color:#E7D7B0;font-size:14px;margin-top:12px}
.footer-bottom{max-width:1140px;margin:0 auto;padding:16px 72px 24px 16px;border-top:1px solid rgba(232,184,74,.14)}
.footer-bottom p{font-size:13px;color:#8E8372;margin:3px 0}
@media(max-width:980px){
  .nav-core,.channel-bar,.side-float{display:none}
  .menu-toggle{display:block}
  .header-inner{min-height:62px;display:grid;grid-template-columns:70px minmax(0,1fr) 92px;gap:8px;padding:0 12px}
  .site-logo{justify-self:center}
  .site-logo img{height:34px;max-width:142px}
  .header-action{height:38px;min-width:88px;padding:0 12px;font-size:14px;justify-self:end}
  .page-wrap,.home-wrap{padding:24px 14px 92px}
  .footer-inner,.footer-bottom{padding-left:14px;padding-right: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);
  }
  .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{height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 14px;border-bottom:1px solid rgba(232,184,74,.22)}
  .drawer-close{border:1px solid rgba(232,184,74,.35);background:#111;color:#E8B84A;border-radius:999px;padding:7px 10px}
  .drawer-scroll{height:calc(100vh - 64px);overflow-y:auto;padding:10px 14px 28px}
  .drawer-group{padding:8px 0 14px;border-bottom:1px solid rgba(232,184,74,.1)}
  .drawer-group strong{display:block;color:#E8B84A;font-size:13px;padding:7px 0}
  .drawer-group a{display:block;color:#E7D7B0;text-decoration:none;padding:8px 4px}
  .mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:9000;height:58px;background:#0C0C0C;border-top:1px solid #E8B84A;display:grid;grid-template-columns:repeat(4,1fr)}
  .mobile-bottom a{display:grid;place-items:center;color:#E7D7B0;text-decoration:none;font-size:14px}
  h1{font-size:clamp(26px,8vw,32px)}
  h2{font-size:22px}
  p{font-size:16px}
  .grid-3{grid-template-columns:1fr 1fr}
  .grid-6{grid-template-columns:repeat(2,minmax(0,1fr))}
  .two-col{grid-template-columns:1fr}
  .app-strip{grid-template-columns:1fr}
  .app-strip .media{order:-1}
  .footer-inner{grid-template-columns:1fr 1fr;padding-bottom:24px}
  .footer-brand{grid-column:1/-1}
  .hero-media{max-height:150px;aspect-ratio:16/5}
}
@media(max-width:520px){
  .header-inner{grid-template-columns:62px minmax(0,1fr) 88px}
  .site-logo img{max-width:132px;height:32px}
  .text-logo{font-size:15px}
  .header-action{min-width:84px;padding:0 10px}
  .grid-2,.grid-3{grid-template-columns:1fr}
  .grid-6{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .panel{padding:16px}
  .grid-6 .panel{padding:14px 12px}
  .grid-6 .link-panel strong{font-size:16px}
  .grid-6 .link-panel span{font-size:13px}
  .footer-inner{grid-template-columns:1fr}
  .footer-brand{grid-column:auto}
}