*{box-sizing:border-box}html{background:#080808;color:#f5f5f5;font-family:Arial,"Microsoft YaHei",sans-serif;scroll-behavior:smooth}body{margin:0;background:#080808;color:#f5f5f5;line-height:1.78;overflow-x:hidden}a{color:#fff;text-decoration:none}a:hover{color:#f0343b}button,input{font:inherit}button{cursor:pointer}.wrap{width:min(1220px,calc(100% - 32px));margin:auto}.site-header{position:sticky;top:0;z-index:40}.brand-strip{height:22px;background:#8f1017;font-size:12px}.strip-inner{height:22px;display:flex;align-items:center;justify-content:space-between;gap:16px}.strip-inner>div{display:flex;gap:14px}.brand-mini{font-weight:700}.text-btn{background:none;border:0;color:#fff;padding:0}.main-nav{height:56px;background:#050505;border-bottom:1px solid #d71920}.main-nav-inner{height:56px;display:flex;align-items:center;gap:28px}.logo{display:flex;align-items:baseline;gap:8px;white-space:nowrap;font-size:21px;font-weight:800}.logo small{font-size:10px;color:#bdbdbd;letter-spacing:.08em}.logo img{height:26px;width:auto;max-width:180px;object-fit:contain}.desktop-main{display:flex;gap:28px;margin-left:auto}.desktop-main a{height:56px;display:flex;align-items:center;position:relative;font-weight:700}.desktop-main a.active:after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:#d71920}.nav-actions{display:flex;gap:8px}.icon-btn,.menu-btn{min-height:44px;padding:0 14px;border:1px solid rgba(215,25,32,.55);border-radius:7px;background:#0b0b0b;color:#fff}.menu-btn{background:#d71920;border-color:#d71920}.category-band{height:38px;background:#0b0b0b;border-bottom:1px solid rgba(255,255,255,.13)}.category-inner{height:38px;display:flex;align-items:center;justify-content:center;gap:34px;font-size:14px}.category-inner a.active{color:#f0343b}.overlay{position:fixed;inset:0;background:rgba(0,0,0,.68);z-index:60;opacity:0;pointer-events:none;transition:.2s}.overlay.show{opacity:1;pointer-events:auto}.drawer,.search-panel{position:fixed;z-index:70;top:0;right:0;height:100dvh;background:#121212;box-shadow:0 14px 38px rgba(0,0,0,.38);transform:translateX(105%);transition:.23s;overflow:auto}.drawer{width:min(400px,calc(100vw - 24px))}.search-panel{width:min(420px,calc(100vw - 24px));padding-bottom:24px}.drawer.open,.search-panel.open{transform:none}.locked{overflow:hidden}.drawer-head,.search-head{position:sticky;top:0;background:#121212;border-bottom:1px solid rgba(255,255,255,.13);padding:14px 16px;display:flex;justify-content:space-between;align-items:center;z-index:2}.drawer-head div{display:flex;flex-direction:column}.drawer-head span{font-size:12px;color:#bdbdbd;max-width:250px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.drawer-head button,.search-head button{min-height:44px;border:1px solid rgba(215,25,32,.55);background:#080808;color:#fff;border-radius:7px;padding:0 12px}.drawer-body{padding:10px 16px 28px}.drawer-body section{margin:18px 0}.drawer-body h2{font-size:15px;color:#f0343b;margin:0 0 8px}.drawer-links{display:grid;gap:7px}.drawer-links a{display:block;padding:10px 12px;border:1px solid rgba(255,255,255,.1);border-radius:7px;background:#191919}.drawer-links strong,.drawer-links span{display:block}.drawer-links span{font-size:12px;color:#bdbdbd;margin-top:2px}.search-box{display:block;padding:16px}.search-box input{width:100%;height:48px;background:#080808;border:1px solid rgba(215,25,32,.55);border-radius:7px;color:#fff;padding:0 14px}.search-results,.quick-links{display:grid;gap:6px;padding:0 16px}.search-results a,.quick-links a{padding:11px 12px;background:#191919;border-radius:7px;border:1px solid rgba(255,255,255,.08)}.quick-links{grid-template-columns:1fr 1fr;margin-top:16px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}main{min-height:60vh}.page-hero{padding:38px 0 16px}.eyebrow{display:inline-block;color:#f0343b;font-size:13px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.page-hero h1{font-size:clamp(28px,3vw,32px);line-height:1.3;margin:6px 0 12px}.page-hero p{max-width:780px;color:#d9d9d9;margin:0}.content-layout{display:grid;grid-template-columns:minmax(0,760px) minmax(260px,1fr);gap:36px;padding:18px 0 48px}.article-stack{display:grid;gap:16px}.article-section{background:#121212;border-top:2px solid #d71920;padding:20px 22px;border-radius:0 0 8px 8px}.article-section h2{font-size:22px;line-height:1.35;margin:0 0 10px}.article-section p{margin:0;color:#f5f5f5}.article-extra{padding:18px 20px;border:1px solid rgba(215,25,32,.55);border-radius:8px;background:#0f0f0f}.side-stack{display:grid;gap:16px;align-content:start;position:sticky;top:132px}.side-card{background:#191919;padding:18px;border-radius:8px;border:1px solid rgba(255,255,255,.08)}.side-card h2{font-size:18px;margin:0 0 8px}.side-card p,.side-card li{font-size:14px;color:#d9d9d9}.side-card ul{padding-left:18px;margin:8px 0 0}.red-link{display:inline-flex;min-height:44px;align-items:center;padding:0 14px;background:#d71920;border-radius:7px;color:#fff;font-weight:700}.ghost-link{display:inline-flex;min-height:44px;align-items:center;padding:0 14px;border:1px solid rgba(215,25,32,.55);border-radius:7px}.notice-strip{border-left:3px solid #d71920;background:#101010;padding:9px 12px;margin:22px 0 14px}.focus-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px;align-items:center;background:#121212;padding:24px;border-radius:9px}.focus-grid h1{font-size:32px;margin:0 0 10px}.focus-actions{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap}.media-safe img{display:block;max-width:100%;height:auto;max-height:240px;object-fit:contain;object-position:center;margin:auto}.section-block{padding:28px 0;border-bottom:1px solid rgba(255,255,255,.13)}.section-title{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:14px}.section-title h2{font-size:24px;margin:0}.section-title p{margin:0;color:#bdbdbd;font-size:14px;max-width:560px}.index-grid{display:grid;grid-template-columns:2fr 1fr;gap:20px}.list-lines{display:grid;gap:10px}.list-line{display:grid;grid-template-columns:auto 1fr;gap:12px;padding:14px;background:#121212;border-radius:7px}.status{font-size:12px;color:#fff;background:#8f1017;padding:3px 8px;border-radius:99px;height:max-content}.list-line h3{margin:0 0 4px;font-size:18px}.list-line p{margin:0;color:#d9d9d9;font-size:14px}.two-cards{display:grid;gap:12px}.two-cards a{background:#191919;border:1px solid rgba(255,255,255,.08);padding:18px;border-radius:8px}.two-cards strong,.two-cards span{display:block}.two-cards span{color:#bdbdbd;font-size:14px;margin-top:4px}.split{display:grid;grid-template-columns:1fr 1fr;gap:20px}.panel{background:#121212;padding:20px;border-radius:8px}.panel h3{margin:0 0 8px;font-size:19px}.panel p{margin:0;color:#d9d9d9}.rank{counter-reset:r;display:grid;gap:8px}.rank div{display:grid;grid-template-columns:30px 1fr;gap:10px;padding:10px 0;border-bottom:1px solid rgba(255,255,255,.1)}.rank div:before{counter-increment:r;content:counter(r);color:#f0343b;font-weight:800}.steps{display:grid;gap:0}.step{position:relative;padding:0 0 22px 28px;border-left:1px solid rgba(215,25,32,.55)}.step:before{content:"";position:absolute;left:-5px;top:5px;width:9px;height:9px;border-radius:50%;background:#d71920}.step h3{margin:0 0 4px}.step p{margin:0;color:#d9d9d9}.method-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.method-grid article{background:#191919;padding:18px;border-radius:8px}.method-grid h3{margin:0 0 8px}.outline-box{border:1px solid rgba(215,25,32,.55);padding:18px;border-radius:8px}.app-row{display:grid;grid-template-columns:5fr 7fr;gap:22px;align-items:center}.app-row img{max-height:420px}.faq-grid details{background:#121212;padding:14px 16px;border-radius:7px;margin-bottom:9px}.faq-grid summary{font-weight:700;cursor:pointer}.faq-grid p{color:#d9d9d9}.site-footer{background:#050505;border-top:2px solid #d71920;padding:34px 0 80px}.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:28px}.footer-grid h2{font-size:15px;color:#f0343b}.footer-grid a{display:block;font-size:14px;margin:5px 0}.footer-brand strong,.footer-brand span{display:block}.footer-brand strong{font-size:24px}.footer-brand span{color:#bdbdbd;font-size:12px}.footer-brand p{color:#bdbdbd;font-size:14px;max-width:320px}.footer-note{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.13);margin-top:24px;padding-top:16px;color:#bdbdbd;font-size:13px}.mobile-bottom{display:none}:focus-visible{outline:2px solid #f0343b;outline-offset:2px}
@media(max-width:900px){.desktop-main{gap:16px}.content-layout{grid-template-columns:1fr}.side-stack{position:static;grid-template-columns:1fr 1fr}.category-inner{gap:18px}.focus-grid,.index-grid,.app-row{grid-template-columns:1fr}.method-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1.5fr 1fr 1fr}.footer-grid>div:last-child{grid-column:2/4}.media-safe img{max-height:220px}}
@media(max-width:720px){body{padding-bottom:54px}.site-header{position:sticky}.desktop-main,.category-band,.icon-btn{display:none}.main-nav-inner{gap:12px}.logo{margin-right:auto}.brand-strip .wrap{width:calc(100% - 24px)}.strip-inner>div a{display:none}.page-hero{padding-top:28px}.content-layout{padding-top:8px}.split,.side-stack,.method-grid,.footer-grid{grid-template-columns:1fr}.footer-grid>div:last-child{grid-column:auto}.focus-grid{padding:18px}.focus-grid h1{font-size:29px}.section-title{align-items:flex-start;flex-direction:column}.footer-note{flex-direction:column}.mobile-bottom{position:fixed;display:grid;grid-template-columns:repeat(5,1fr);left:0;right:0;bottom:0;min-height:54px;padding-bottom:env(safe-area-inset-bottom);background:#050505;border-top:1px solid #d71920;z-index:45}.mobile-bottom a,.mobile-bottom button{position:relative;min-height:54px;display:flex;align-items:center;justify-content:center;background:none;border:0;color:#fff;font-size:13px}.mobile-bottom .active{color:#f0343b}.mobile-bottom .active:before{content:"";position:absolute;top:0;width:22px;height:2px;background:#d71920}.site-footer{padding-bottom:88px}.wrap{width:calc(100% - 32px)}.quick-links{grid-template-columns:1fr}.app-row .media-safe img{max-height:360px}}
