*{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;overflow-x:hidden}
body.drawer-open{overflow:hidden}
a{color:inherit}
img{max-width:100%}
.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{display:inline-flex;align-items:center;min-width:136px;text-decoration:none}
.site-logo img,.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;font-weight:800;letter-spacing:.08em;background:#161616}
.nav-core{display:flex;align-items:center;justify-content:center;gap:4px;white-space:nowrap}
.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)}
.menu-toggle{display:none;background:transparent;border:1px solid rgba(232,184,74,.35);color:#E8B84A;border-radius:8px;padding:8px 10px;font-weight:700}
.channel-bar{background:#1A1A1A;border-top:1px solid rgba(255,255,255,.03)}
.channel-inner{max-width:1140px;margin:0 auto;padding:0 16px;display:flex;overflow-x:auto;scrollbar-width:thin}
.channel-inner a{flex:0 0 auto;padding:11px 10px;color:#C9BBA0;text-decoration:none;font-size:14px;white-space:nowrap}
.channel-inner a:hover{color:#E8B84A}

.site-main{max-width:100%;min-height:60vh}
.wrap{width:min(1140px,calc(100% - 32px));margin:0 auto}
.reading{width:min(820px,calc(100% - 32px));margin:0 auto}
.hero{padding:42px 0 26px}
.hero h1,.page-head h1{margin:0 0 14px;color:#E8B84A;font-size:clamp(30px,4.3vw,42px);line-height:1.18}
.hero p,.page-head p{max-width:780px;margin:0;color:#C9BBA0;font-size:17px;line-height:1.85}
.page-head{padding:44px 0 20px}
.breadcrumb{font-size:14px;color:#8E8372;margin-bottom:16px}
.breadcrumb a{color:#C9BBA0;text-decoration:none}
.section{padding:36px 0}
.section-tight{padding:24px 0}
.section h2,.article h2{color:#E8B84A;font-size:25px;margin:0 0 14px}
.section h3,.article h3{color:#F3E6C4;font-size:19px;margin:22px 0 8px}
.section p,.article p,.section li,.article li{font-size:17px;line-height:1.82;color:#F7F1DE}
.article{padding:10px 0 54px}
.article p{margin:0 0 16px}
.note-line{border-top:1px solid #E8B84A;border-bottom:1px solid rgba(232,184,74,.2);padding:18px 0;margin:8px auto;color:#E7D7B0;font-size:16px;line-height:1.85}
.grid-6{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.topic-card{display:block;background:#1C1C1C;border:1px solid rgba(232,184,74,.22);border-radius:13px;padding:18px;text-decoration:none;box-shadow:0 14px 32px rgba(0,0,0,.35)}
.topic-card strong{display:block;color:#E8B84A;font-size:19px;margin-bottom:7px}
.topic-card span{color:#C9BBA0;font-size:14px;line-height:1.7}
.topic-card:hover{border-color:#E8B84A;transform:translateY(-1px)}
.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:12px;background:#1C1C1C;aspect-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;background:linear-gradient(135deg,#141414,#1E1E1E)}
.poster-media{max-width:1040px;margin:0 auto;aspect-ratio:auto;height:200px}
.poster-media>img{object-fit:contain}
.feature-media{height:220px;aspect-ratio:auto}
.card-media{height:160px;aspect-ratio:auto}
.media-caption{margin-top:10px;color:#8E8372;font-size:14px}
.two-col{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:center}
.two-col.reverse{grid-template-columns:.85fr 1.15fr}
.panel{background:#1C1C1C;border:1px solid rgba(232,184,74,.22);border-radius:13px;padding:22px;box-shadow:0 14px 32px rgba(0,0,0,.35)}
.panel h2,.panel h3{margin-top:0}
.link-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.link-list a{display:block;padding:12px 14px;border:1px solid rgba(232,184,74,.22);border-radius:10px;text-decoration:none;color:#E7D7B0;background:#161616}
.link-list a:hover{border-color:#E8B84A;color:#E8B84A}
.steps{counter-reset:step;display:grid;gap:12px}
.step{position:relative;padding:16px 18px 16px 54px;border:1px solid rgba(232,184,74,.22);background:#171717;border-radius:12px}
.step:before{counter-increment:step;content:counter(step);position:absolute;left:16px;top:16px;width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:#E8B84A;color:#14110A;font-weight:800}
.questions{display:grid;gap:12px}
.qa{border:1px solid rgba(232,184,74,.22);border-radius:12px;background:#1A1A1A;padding:18px}
.qa h2,.qa h3{margin:0 0 8px;color:#E8B84A;font-size:19px}
.qa p{margin:0;color:#F7F1DE;line-height:1.8}
.app-strip{display:grid;grid-template-columns:1fr 320px;gap:24px;align-items:center;background:#161616;border:1px solid rgba(232,184,74,.22);border-radius:14px;padding:20px}
.safety-strip{display:flex;gap:18px;flex-wrap:wrap;border-left:3px solid #E8B84A;padding:14px 18px;background:#171717}
.safety-strip span{color:#C9BBA0;font-size:14px}
.related{margin-top:28px;padding-top:20px;border-top:1px solid rgba(232,184,74,.22)}
.related strong{color:#E8B84A}
.related a{color:#E7D7B0;margin-right:16px;line-height:2}

.floating-tools{position:fixed;right:8px;top:44%;z-index:8000;display:grid;gap:7px;width:54px}
.floating-tools a{display:flex;align-items:center;justify-content:center;min-height:54px;padding:6px;background:#111;color:#E8B84A;border:1px solid rgba(232,184,74,.28);border-radius:10px;text-decoration:none;text-align:center;font-size:12px;line-height:1.25}
.floating-tools .float-register{background:#E8B84A;color:#14110A;font-weight:800}
.site-footer{margin-top:34px;background:#070707;border-top:1px solid #E8B84A;color:#E7D7B0}
.footer-grid{max-width:1140px;margin:0 auto;padding:34px 16px;display:grid;grid-template-columns:1.35fr 1fr 1fr 1fr;gap:24px}
.footer-grid>div{display:grid;align-content:start;gap:8px}
.footer-grid strong{color:#E8B84A;margin-bottom:4px}
.footer-grid a{text-decoration:none;color:#E7D7B0;font-size:14px}
.footer-grid p{margin:6px 0 0;color:#C9BBA0;line-height:1.7;font-size:14px}
.footer-bottom{border-top:1px solid rgba(232,184,74,.18);max-width:1140px;margin:0 auto;padding:16px;display:flex;gap:18px;justify-content:space-between;color:#8E8372;font-size:13px;line-height:1.65}
.footer-bottom p{margin:0}
.mobile-bottom{display:none}

.mobile-drawer,
.drawer-mask{display:none}

@media(max-width:980px){
  .nav-core,.channel-bar{display:none}
  .menu-toggle{display:inline-flex;align-items:center;justify-content:center}
  .header-inner{min-height:62px;display:grid;grid-template-columns:1fr auto 1fr;gap:8px}
  .menu-toggle{justify-self:start}
  .site-logo{justify-self:center;min-width:0}
  .header-cta{justify-self:end;min-width:78px;padding:0 12px}
  .site-logo img{height:34px;max-width:130px}
  .floating-tools{display:none}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-bottom{padding-bottom:78px}
  .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:flex;align-items:center;justify-content:center;color:#E7D7B0;text-decoration:none;font-size:14px}
  .site-main{padding-bottom:58px}
  .two-col,.two-col.reverse,.app-strip{grid-template-columns:1fr}
  .app-strip .media{order:-1}
  .link-list{grid-template-columns:1fr 1fr}
  .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);
    padding:16px;
    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-top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:14px;border-bottom:1px solid rgba(232,184,74,.22)}
  .drawer-close{background:transparent;color:#E8B84A;border:1px solid rgba(232,184,74,.35);border-radius:8px;padding:7px 9px}
  .drawer-group{display:grid;gap:2px;padding:14px 0;border-bottom:1px solid rgba(232,184,74,.12)}
  .drawer-group strong{color:#E8B84A;font-size:13px;margin-bottom:5px}
  .drawer-group a{padding:9px 2px;color:#F7F1DE;text-decoration:none;font-size:15px}
}

@media(max-width:640px){
  .wrap,.reading{width:min(100% - 24px,1140px)}
  .hero{padding:28px 0 18px}
  .page-head{padding:28px 0 12px}
  .hero h1,.page-head h1{font-size:clamp(26px,8vw,32px)}
  .hero p,.page-head p,.section p,.article p,.section li,.article li{font-size:16px}
  .section{padding:26px 0}
  .grid-6{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .topic-card{padding:14px}
  .topic-card strong{font-size:17px}
  .poster-media{height:140px}
  .feature-media{height:196px}
  .card-media{height:148px}
  .link-list{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{display:grid}
  .site-logo img{height:30px;max-width:112px}
  .header-inner{padding:0 10px}
  .header-cta{height:38px;font-size:14px}
}