*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#141B22;color:#EEF2F7;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.82;overflow-x:hidden}body.drawer-open{overflow:hidden}img,svg,video,iframe{max-width:100%}a{color:#F4B000;text-decoration:none}a:hover{color:#FFC533}button,input{font:inherit}.site-header{position:sticky;top:0;z-index:9999;width:100%;background:rgba(20,27,34,.92);backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(0,0,0,.22)}.header-inner{max-width:1180px;min-height:70px;margin:0 auto;padding:0 18px;display:flex;align-items:center;justify-content:space-between;gap:14px}.site-logo{display:inline-flex;align-items:center;min-width:150px}.site-logo img{display:block;height:40px;width:auto;max-width:168px;object-fit:contain}.logo-fallback{display:inline-flex;align-items:center;height:40px;color:#F4B000;font-weight:800;letter-spacing:.08em}.nav-core{display:flex;align-items:center;justify-content:center;gap:2px;min-width:0}.nav-core a{color:#F4B000;padding:8px 11px;font-weight:700;text-decoration:none;white-space:nowrap}.nav-core a.is-current,.nav-core a:hover{color:#FFC533;box-shadow:inset 0 -2px 0 #F4B000}.main-btn{display:inline-flex;align-items:center;justify-content:center;height:42px;min-width:96px;padding:0 20px;background:#F4B000;color:#141B22;border-radius:999px;text-decoration:none;font-weight:700;box-shadow:0 10px 24px rgba(244,176,0,.18)}.main-btn:hover{background:#FFC533;color:#141B22}.menu-toggle{display:none;border:0;background:transparent;padding:8px;width:42px;height:42px}.menu-toggle span{display:block;height:2px;margin:5px 0;background:#F4B000;border-radius:2px}.channel-bar{background:#1A232D;border-bottom:1px solid rgba(244,176,0,.14)}.channel-inner{max-width:1180px;margin:0 auto;padding:0 18px;display:flex;gap:4px;overflow-x:auto;scrollbar-width:thin}.channel-inner a{flex:0 0 auto;padding:10px 9px;color:#B9C2CF;font-size:14px}.channel-inner a:hover{color:#F4B000}.site-main{min-height:60vh}.wrap{width:min(1180px,calc(100% - 36px));margin:0 auto}.reader{width:min(820px,calc(100% - 36px));margin:0 auto}.section{padding:52px 0}.section.compact{padding:32px 0}.hero-copy{padding:54px 0 24px}.eyebrow{color:#F4B000;font-weight:700;letter-spacing:.08em}.hero-copy h1,.page-hero h1{font-size:clamp(30px,4vw,46px);line-height:1.2;margin:.24em 0 .36em;color:#F4B000}.hero-copy p,.page-hero p{max-width:780px;color:#D8DEE8;font-size:17px}.page-hero{padding:50px 0 26px}.breadcrumb{color:#8D98A7;font-size:14px;margin-bottom:16px}.breadcrumb a{color:#B9C2CF}.grid{display:grid;gap:20px}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.card,.panel,.article-box,.step,.faq-item{background:#1A232D;border:1px solid rgba(244,176,0,.14);border-radius:15px;box-shadow:0 14px 36px rgba(0,0,0,.28)}.card,.panel,.step{padding:22px}.card h2,.card h3,.panel h2,.panel h3,.article-box h2,.step h2,.step h3{color:#F4B000;margin-top:0;line-height:1.35}.card p,.panel p,.step p,.article-box p,.article-box li{color:#D8DEE8}.text-link{display:inline-flex;margin-top:8px;font-weight:700}.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:28px;align-items:center}.split.reverse .split-media{order:2}.split.reverse .split-copy{order:1}.topic-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.topic-links a,.link-row a,.index-link{display:block;background:#222C36;border:1px solid rgba(244,176,0,.14);border-radius:12px;padding:12px 14px;color:#D8DEE8}.topic-links a:hover,.link-row a:hover,.index-link:hover{color:#F4B000;border-color:rgba(244,176,0,.42)}.topic-index{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.article-box{padding:26px 28px}.article-box h2{font-size:24px}.article-box ul,.article-box ol{padding-left:1.35em}.steps{display:grid;gap:14px}.step-num{display:inline-flex;width:32px;height:32px;border-radius:50%;align-items:center;justify-content:center;background:#F4B000;color:#141B22;font-weight:800;margin-bottom:9px}.notice-strip{background:#10161C;border-top:1px solid rgba(244,176,0,.14);border-bottom:1px solid rgba(244,176,0,.14);padding:18px 0;color:#B9C2CF}.notice-strip strong{color:#F4B000}.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:14px;background:#1A232D;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,#1A232D,#222C36)}.media.article-media{min-height:220px}.home-mid-media{max-width:1100px;margin:0 auto;height:220px;aspect-ratio:auto}.home-mid-media>img{object-fit:contain}.app-strip{display:grid;grid-template-columns:1.15fr .85fr;gap:22px;align-items:center;background:#10161C;border:1px solid rgba(244,176,0,.14);border-radius:16px;padding:20px}.app-strip h2{color:#F4B000;margin-top:0}.carousel{position:relative;width:min(1180px,calc(100% - 36px));height:360px;margin:26px auto 0;border-radius:16px;overflow:hidden;background:#1A232D}.slide{display:none;position:absolute;inset:0}.slide.is-active{display:block}.slide .media{height:100%;aspect-ratio:auto;border-radius:0}.slide .media>img{object-fit:contain}.carousel-btn{position:absolute;top:50%;transform:translateY(-50%);z-index:5;width:42px;height:42px;border-radius:50%;border:1px solid rgba(244,176,0,.42);background:rgba(20,27,34,.82);color:#F4B000;font-size:24px;cursor:pointer}.carousel-prev{left:14px}.carousel-next{right:14px}.carousel-dots{position:absolute;z-index:6;left:50%;bottom:12px;transform:translateX(-50%);display:flex;gap:7px}.carousel-dot{width:10px;height:10px;border-radius:50%;border:1px solid #F4B000;background:#141B22;padding:0;cursor:pointer}.carousel-dot.is-active{background:#F4B000}.link-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:22px}.related{padding-top:18px;border-top:1px solid rgba(244,176,0,.14);margin-top:24px}.related h2{font-size:20px}.tag-list{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}.tag-list a{padding:6px 10px;border:1px solid rgba(244,176,0,.2);border-radius:999px;color:#B9C2CF}.faq-list{display:grid;gap:14px}.faq-item{padding:22px}.faq-item h2{font-size:19px;color:#F4B000;margin:0 0 8px}.site-footer{background:#0B1015;color:#D8DEE8;padding:48px 0 22px}.footer-grid{width:min(1180px,calc(100% - 36px));margin:0 auto;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}.footer-grid h2{font-size:17px;color:#F4B000;margin-top:0}.footer-grid section>a:not(.site-logo){display:block;color:#B9C2CF;margin:6px 0}.footer-brand p{color:#8D98A7;max-width:330px}.footer-bottom{width:min(1180px,calc(100% - 36px));margin:28px auto 0;padding-top:18px;border-top:1px solid rgba(216,222,232,.12);color:#8D98A7;font-size:13px}.floating-tools{position:fixed;right:12px;top:34%;z-index:9000;display:grid;gap:7px;width:112px}.floating-tools>a,.floating-tools button{display:flex;align-items:center;justify-content:center;min-height:38px;padding:6px 9px;background:#1A232D;color:#F4B000;border:1px solid rgba(244,176,0,.2);border-radius:10px;box-shadow:0 10px 24px rgba(0,0,0,.2);font-weight:700}.floating-tools .main-btn{background:#F4B000;color:#141B22}.floating-tools button{cursor:pointer}.mobile-bottom{display:none}.mobile-drawer,.drawer-mask{display:none}
@media(max-width:1100px){.nav-core a{padding:8px 7px;font-size:14px}.header-inner{gap:8px}.floating-tools{display:none}}
@media(max-width:980px){.header-inner{min-height:64px;display:grid;grid-template-columns:48px 1fr auto}.menu-toggle{display:block}.nav-core{display:none}.site-logo{min-width:0;justify-content:center}.site-logo img{height:36px;max-width:150px}.header-btn{height:40px;min-width:82px;padding:0 14px;font-size:14px}.channel-bar{display:none}.mobile-drawer{display:block;position:fixed;inset:0 auto 0 0;width:min(84vw,320px);background:#1A232D;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(11,16,21,.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{display:flex;align-items:center;justify-content:space-between;padding:15px 16px;border-bottom:1px solid rgba(244,176,0,.14)}.drawer-logo img{height:36px;width:auto;object-fit:contain}.drawer-close{width:42px;height:42px;border:0;border-radius:50%;background:#222C36;color:#F4B000;font-size:27px}.drawer-group{padding:12px 16px;border-bottom:1px solid rgba(244,176,0,.1)}.drawer-group strong{display:block;color:#F4B000;margin-bottom:6px}.drawer-group a{display:block;color:#D8DEE8;padding:7px 0}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(3,minmax(0,1fr))}.topic-index{grid-template-columns:repeat(3,minmax(0,1fr))}.carousel{height:280px}.mobile-bottom{display:grid;position:fixed;left:0;right:0;bottom:0;z-index:9500;grid-template-columns:repeat(4,1fr);background:#141B22;border-top:1px solid rgba(244,176,0,.18);padding-bottom:max(0px,env(safe-area-inset-bottom))}.mobile-bottom a{text-align:center;padding:11px 4px;color:#D8DEE8;font-size:14px}.site-footer{padding-bottom:76px}}
@media(max-width:700px){.wrap,.reader{width:min(100% - 28px,1180px)}.section{padding:36px 0}.hero-copy,.page-hero{padding:34px 0 18px}.hero-copy h1,.page-hero h1{font-size:clamp(26px,8vw,32px)}.hero-copy p,.page-hero p{font-size:16px}.grid-3,.grid-2{grid-template-columns:1fr}.grid-4,.topic-index{grid-template-columns:repeat(2,minmax(0,1fr))}.split,.app-strip{grid-template-columns:1fr}.split.reverse .split-media,.split.reverse .split-copy{order:initial}.article-box{padding:21px 18px}.article-box h2{font-size:21px}.carousel{width:calc(100% - 28px);height:190px;margin-top:18px}.carousel-btn{width:36px;height:36px;font-size:20px}.home-mid-media{height:145px}.link-row{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr;gap:22px}.footer-brand{grid-column:1/-1}.media.article-media{min-height:0}.topic-links{grid-template-columns:1fr}}
@media(max-width:430px){.header-inner{padding:0 10px;grid-template-columns:44px 1fr 82px}.site-logo img{height:33px;max-width:132px}.header-btn{min-width:78px;padding:0 9px}.menu-toggle{width:40px}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.topic-index{grid-template-columns:repeat(2,minmax(0,1fr))}}
