*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#0A0804;color:#D9CFAE;font:16px/1.8 Arial,"PingFang SC","Microsoft YaHei",sans-serif}a{color:inherit;text-decoration:none}a:hover{color:#F0C75E}img{max-width:100%}button{font:inherit;cursor:pointer}button:focus-visible,a:focus-visible{outline:2px solid #F0C75E;outline-offset:3px}.shell{width:min(1180px,calc(100% - 48px));margin-inline:auto}h1,h2,h3,p{margin-top:0}h1,h2,h3{color:#F8F1DE;line-height:1.4}h1{font-size:36px;letter-spacing:.2px}h2{font-size:25px}h3{font-size:19px}p{margin-bottom:17px}.muted,.eyebrow{color:#A89870}.eyebrow{letter-spacing:.1em;font-size:13px;font-weight:700}.site-header{background:#0A0804;position:sticky;top:0;z-index:150;box-shadow:0 1px rgba(232,196,104,.14)}.topbar{height:70px;display:flex;align-items:center;gap:27px}.brand{display:flex;align-items:center;gap:9px;color:#F0C75E;font-weight:800;font-size:20px;white-space:nowrap}.brand .media-logo,.footer-brand .media-logo{width:36px;height:36px;min-height:0;aspect-ratio:1}.media-logo img{max-height:100%}.media-logo.media-placeholder{border:1px solid rgba(232,196,104,.3)}.primary-nav{display:flex;align-items:center;gap:22px;flex:1;min-width:0}.nav-item{font-size:14px;white-space:nowrap}.primary-nav .nav-item{padding:20px 0;border-bottom:2px solid transparent}.nav-item.active,.nav-item[aria-current=page]{color:#F0C75E}.primary-nav .nav-item.active{border-bottom-color:#F0C75E}.enter-btn,.gold-btn{display:inline-flex;align-items:center;justify-content:center;background:#D4A017;color:#1A1408;border-radius:999px;padding:0 19px;height:41px;font-size:14px;font-weight:700;white-space:nowrap}.enter-btn:hover,.gold-btn:hover{background:#E8C468;color:#1A1408}.channel-nav{background:#120E08;border-bottom:1px solid rgba(232,196,104,.14)}.channel-track{height:44px;display:flex;align-items:center;gap:0;overflow-x:auto;scrollbar-width:thin;white-space:nowrap}.channel-track .nav-item{padding:0 16px;border-right:1px solid rgba(232,196,104,.14)}.channel-track .nav-item:first-child{padding-left:0}.menu-toggle{display:none}.mobile-drawer,.drawer-mask{display:none}.mobile-bottom{display:none}main{min-height:55vh}.page-shell{padding:38px 0 65px}.hero,.feature-split{display:grid;grid-template-columns:44% minmax(0,1fr);gap:28px;align-items:center}.hero{background:#120E08;border:1px solid rgba(232,196,104,.14);border-radius:14px;padding:24px;margin-bottom:40px}.hero p{font-size:16px}.hero-links,.tag-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:19px}.hero-links a,.tag-links a{display:inline-block;border:1px solid rgba(232,196,104,.3);padding:5px 13px;border-radius:999px;font-size:14px}.section{margin:40px 0}.section-header{display:flex;justify-content:space-between;gap:14px;align-items:baseline;border-bottom:1px solid rgba(232,196,104,.15);padding-bottom:12px;margin-bottom:20px}.section-header h2{margin:0}.section-header a{color:#E8C468;font-size:14px}.surface,.card{background:#1C1710;border:1px solid rgba(232,196,104,.14);border-radius:13px;padding:20px}.guide-grid,.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}.mini-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.four-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.card h3{font-size:18px;margin:12px 0 7px}.card p{font-size:14px;line-height:1.72;margin:0}.plain-list{list-style:none;margin:0;padding:0}.plain-list li{padding:12px 0;border-bottom:1px solid rgba(232,196,104,.13)}.plain-list a{font-weight:700}.text-item{display:flex;flex-direction:column;padding:14px 0;border-bottom:1px solid rgba(232,196,104,.14)}.text-item small{font-size:13px;color:#A89870}.media{display:flex;align-items:center;justify-content:center;width:100%;min-width:0;max-width:100%;overflow:hidden;border-radius:12px;background:#120E08}.media img{display:block;width:auto;height:auto;max-width:100%;max-height:100%;object-fit:contain;object-position:center}.media-natural img{width:100%;height:auto;max-height:300px;object-fit:contain;margin:0 auto}.media-square{aspect-ratio:1/1}.media-wide{aspect-ratio:16/9}.media-topic{aspect-ratio:16/10}.media-banner{aspect-ratio:16/7}.media-device{aspect-ratio:9/16;max-height:340px}.media-placeholder{background:linear-gradient(120deg,#19150e,#211b10);border:1px solid rgba(232,196,104,.11);min-height:120px}.media-logo.media-placeholder{min-height:0}.media-banner.media-placeholder{min-height:150px}.media-device.media-placeholder{min-height:240px}.banner-block{margin:38px auto;max-width:1100px}.page-intro{max-width:840px;margin:0 0 30px}.page-intro h1{font-size:32px}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:32px}.article-main{min-width:0;max-width:840px}.article-section{margin-bottom:28px}.article-section h2{font-size:23px;border-left:3px solid #D4A017;padding-left:13px}.article-section p{line-height:1.85}.sidebar{align-self:start;position:sticky;top:138px}.sidebar h2{font-size:19px}.related{margin:34px 0}.related h2{font-size:21px}.related-links{display:flex;flex-wrap:wrap;gap:13px}.related-links a{border-bottom:1px solid rgba(232,196,104,.25);padding:6px}.note{padding:16px 19px;border-left:3px solid #D4A017;background:#16120A;border-radius:4px;margin:22px 0}.faq-list details{background:#1C1710;border:1px solid rgba(232,196,104,.14);border-radius:10px;margin-bottom:11px;padding:14px 17px}.faq-list summary{cursor:pointer;color:#F8F1DE;font-weight:bold}.faq-list p{margin:12px 0 0}.number-list{counter-reset:it;list-style:none;padding:0}.number-list li{counter-increment:it;display:flex;align-items:start;gap:12px;border-bottom:1px solid rgba(232,196,104,.14);padding:14px 0}.number-list li::before{content:counter(it,decimal-leading-zero);color:#E8C468;font-weight:700}.site-footer{background:#070604;border-top:1px solid rgba(232,196,104,.14);padding:38px 0 22px}.footer-grid{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:36px}.footer-grid h2{font-size:18px}.footer-grid .nav-item{display:block;margin-bottom:6px;font-size:14px}.footer-grid p{font-size:14px}.footer-brand{display:flex;align-items:center;gap:9px;color:#F0C75E}.legal{border-top:1px solid rgba(232,196,104,.14);padding-top:19px;margin-top:25px;font-size:13px}.legal p{margin:0 0 5px}.to-top{position:fixed;bottom:22px;right:20px;width:39px;height:39px;border:1px solid rgba(232,196,104,.3);border-radius:50%;background:#241E14;color:#E8C468;z-index:99;display:none}.to-top.show{display:block}@media(max-width:1100px){.topbar{gap:17px}.primary-nav{gap:13px}.nav-item{font-size:13px}}@media(max-width:980px){.shell{width:calc(100% - 40px)}.site-header .topbar{height:58px;justify-content:space-between;gap:9px}.primary-nav{display:none}.brand{font-size:18px}.brand .media-logo{width:29px;height:29px}.menu-toggle{display:flex;width:36px;height:36px;flex-direction:column;align-items:center;justify-content:center;gap:5px;border:0;background:none;padding:7px}.menu-toggle span{display:block;width:20px;height:2px;background:#E8C468}.enter-btn{height:36px;padding:0 13px;font-size:13px}.drawer-mask{display:block;position:fixed;inset:0;background:rgba(0,0,0,.58);z-index:11000;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .2s ease,visibility .2s}.drawer-mask.is-visible{opacity:1;visibility:visible;pointer-events:auto}.mobile-drawer{display:block;position:fixed;inset:0 auto 0 0;width:min(84vw,320px);height:100dvh;overflow-y:auto;background:#120E08;z-index:12000;transform:translateX(-105%);visibility:hidden;pointer-events:none;transition:transform .2s ease,visibility .2s}.mobile-drawer.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}body.drawer-open{overflow:hidden}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:15px 17px;border-bottom:1px solid rgba(232,196,104,.2);color:#F0C75E}.drawer-head button{background:transparent;border:0;color:#F0C75E;font-size:27px;line-height:1}.drawer-group{padding:10px 17px}.drawer-group h2{font-size:14px;color:#E8C468;margin:5px 0}.drawer-group a{display:block;min-height:42px;padding:8px 0;color:#F8F1DE}.drawer-group a.active{color:#F0C75E}.mobile-bottom{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;bottom:0;left:0;right:0;height:60px;background:#120E08;border-top:1px solid rgba(232,196,104,.25);z-index:140;align-items:center;text-align:center}.mobile-bottom a{padding:14px 0;font-size:14px}body{padding-bottom:60px}.to-top{bottom:73px}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.article-layout{grid-template-columns:minmax(0,1fr)}.sidebar{position:static}.four-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:700px){.shell{width:calc(100% - 32px)}.page-shell{padding:25px 0 45px}.hero,.feature-split{grid-template-columns:minmax(0,1fr);gap:18px}.hero{padding:16px}.hero .media{order:-1}.hero h1{font-size:28px}.page-intro h1{font-size:26px}.guide-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.card-grid,.mini-grid{grid-template-columns:minmax(0,1fr)}.four-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:11px}.four-grid .card{padding:11px}.four-grid .card h3{font-size:16px}.four-grid .card p{font-size:13px}.section{margin:28px 0}.section-header h2{font-size:21px}.section-header{gap:8px}.article-section h2{font-size:21px}.footer-grid{gap:21px}.footer-grid h2{font-size:17px}.media-natural img{max-height:240px}.media-device{max-height:260px}.media-banner.media-placeholder{min-height:100px}}@media(max-width:360px){.brand{gap:5px;font-size:16px}.enter-btn{padding:0 10px;font-size:12px}.guide-grid{grid-template-columns:minmax(0,1fr)}.footer-grid{grid-template-columns:minmax(0,1fr)}}