
:root{color-scheme:dark;--bg:#08080b;--deep:#050508;--surface:#111116;--card:#17171e;--second:#19191f;--white:#f5f5f7;--muted:#b9bbc5;--red:#e32b39;--hot:#ff4252;--border:rgba(255,66,82,.22)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--white);font:16px/1.7 system-ui,-apple-system,'Microsoft Yahei','PingFang SC',sans-serif;overflow-x:hidden}body.panel-open{overflow:hidden}a{color:inherit;text-decoration:none}a:hover{color:#ff7580}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--hot);outline-offset:3px}button,input{font:inherit}button{cursor:pointer}img{display:block;max-width:100%;height:auto;object-fit:contain;object-position:center}.wrap{width:min(1120px,calc(100% - 40px));margin-inline:auto}.site-head{position:sticky;top:0;z-index:40;background:rgba(5,5,8,.97);border-bottom:1px solid var(--red)}.head-inner{display:flex;align-items:center;gap:18px;min-height:64px}.brand,.footer-identity{display:flex;align-items:center;gap:8px;white-space:nowrap}.brand-name{font-weight:850;font-size:19px}.brand small,.footer-identity small{font-size:10px;letter-spacing:.12em;color:var(--muted)}.brand-logo{max-height:26px;max-width:56px;object-fit:contain}.primary{display:flex;gap:4px;align-items:center;margin-left:auto}.primary a{padding:7px 10px;border-radius:8px;white-space:nowrap;font-size:13px}.primary .current{background:#52101a;color:#fff}.head-actions{display:flex;align-items:center;gap:8px}.top-action,.app-short,.panel-head button{border:1px solid var(--border);border-radius:8px;color:#fff;background:var(--surface);padding:8px 12px;font-size:13px;white-space:nowrap}.top-action:hover,.panel-head button:hover,.app-short:hover{box-shadow:0 0 12px #e32b3940;color:#fff}.category-strip{background:var(--deep);border-bottom:1px solid #ffffff15}.strip-inner{display:flex;gap:22px;align-items:center;min-height:40px}.strip-inner a{font-size:13px;color:#ddd;white-space:nowrap;padding:6px 2px;border-bottom:2px solid transparent}.strip-inner .active{border-color:var(--hot);color:#fff;background:#7a14201f}.main-area{padding-top:30px;padding-bottom:64px}h1,h2,h3,p{overflow-wrap:anywhere}h1{font-size:clamp(28px,3.1vw,32px);line-height:1.3;color:#fff;margin:0 0 17px}h2{font-size:22px;line-height:1.45;color:#fff;margin:0 0 13px}h3{font-size:18px;line-height:1.45;color:#fff;margin:0 0 10px}p{margin:0 0 15px;color:#e3e3e8}small,.eyebrow,.muted{color:var(--muted)}.eyebrow{color:#ff8790;font-size:13px;letter-spacing:.13em;font-weight:750}.hero{display:grid;grid-template-columns:3fr 2fr;align-items:center;gap:22px;background:linear-gradient(135deg,#191017,#111116 65%,#08080b);border:1px solid var(--border);padding:28px;border-radius:14px}.hero p{font-size:16px;max-width:61ch}.hero-art{min-height:185px;background:#0b080d;border-radius:12px;display:grid;place-items:center;padding:12px}.hero-art img{max-height:250px}.buttons{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}.button{display:inline-flex;justify-content:center;align-items:center;min-height:44px;padding:9px 18px;border:1px solid var(--border);border-radius:9px;font-weight:700}.button.main{background:linear-gradient(135deg,#ff4252,#e32b39,#951a28);color:#fff;border:0}.button.secondary{background:#19191f}.section{margin-top:44px}.section-heading{display:flex;justify-content:space-between;align-items:baseline;gap:20px;padding-bottom:13px;border-bottom:1px solid var(--border);margin-bottom:19px}.section-heading p{margin:0;font-size:14px}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.cards.two{grid-template-columns:repeat(2,minmax(0,1fr))}.card,.feature,.article-section,.note-box{border:1px solid 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var(--border);padding:26px;border-radius:14px;margin-bottom:24px}.subhero p{max-width:78ch}.breadcrumbs{font-size:13px;color:var(--muted);margin-bottom:13px}.breadcrumbs a{color:#ffa3aa}.article-layout{display:grid;grid-template-columns:minmax(0,2.4fr) minmax(210px,1fr);gap:20px;align-items:start}.article-section{margin-bottom:18px;padding:27px}.article-section p{line-height:1.85}.article-section h2{padding-left:13px;border-left:3px solid var(--hot)}.article-section .media{display:flex;justify-content:center;background:#0b0a0e;border-radius:9px;padding:14px;margin-bottom:18px}.article-section .media img{max-height:195px}.sidebar{position:sticky;top:90px}.sidebar .note-box{margin-bottom:16px}.sidebar a{display:block;padding:7px 0;border-bottom:1px solid #ffffff14}.tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}.tag{color:#ffd0d4;background:#62202945;border:1px solid var(--border);padding:4px 11px;border-radius:6px;font-size:12px}.qa{background:var(--card);border:1px solid #ffffff18;border-radius:12px;margin-bottom:14px;padding:20px 24px}.qa h2{font-size:18px}.qa p{margin-bottom:0}.steps{counter-reset:steps}.steps .article-section{counter-increment:steps}.steps .article-section h2:before{content:counter(steps,decimal-leading-zero)'  ';color:var(--hot)}.note-box p{font-size:14px}.site-footer{background:var(--deep);border-top:1px solid var(--red)}.footer-top{display:grid;grid-template-columns:1fr 2fr;gap:42px;padding:38px 0}.footer-brand p{font-size:13px;margin-top:18px;line-height:1.9}.footer-groups{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.footer-groups h3{font-size:14px;color:#fff}.footer-groups a{display:block;font-size:13px;color:#c7c7d0;margin:5px 0}.copyright{border-top:1px solid #ffffff1a;padding:18px 0;font-size:12px;color:var(--muted)}.overlay{position:fixed;inset:0;background:#000b;z-index:45;pointer-events:none;visibility:hidden}.overlay.is-visible{visibility:visible;pointer-events:auto}.floating-panel{position:fixed;z-index:50;top:67px;background:#111116;border:1px solid var(--border);border-radius:10px;box-shadow:0 14px 36px #0009;visibility:hidden;opacity:0;pointer-events:none;transform:translateY(-8px);transition:opacity .12s,transform .12s}.floating-panel.is-open{visibility:visible;opacity:1;pointer-events:auto;transform:translateY(0)}.panel-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:15px}.panel-head h2{font-size:19px;margin:0}.menu-panel{width:min(970px,calc(100% - 32px));left:50%;transform:translate(-50%,-8px);padding:25px;max-height:calc(100dvh - 80px);overflow-y:auto}.menu-panel.is-open{transform:translate(-50%,0)}.menu-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:23px}.menu-group{border-top:1px solid var(--border);padding-top:13px}.menu-group h3{font-size:15px}.menu-group p{font-size:12px;color:var(--muted);min-height:32px;margin-bottom:10px}.menu-links{display:flex;flex-wrap:wrap;gap:5px 12px}.menu-links a{font-size:13px;padding:4px 0}.search-panel{right:max(16px,calc((100vw - 1120px)/2));width:min(460px,calc(100vw - 32px));padding:22px;max-height:calc(100dvh - 82px);overflow-y:auto}.search-label{display:block;font-size:13px;margin-bottom:7px}#siteSearch{width:100%;padding:11px 12px;min-height:44px;border:1px solid var(--border);border-radius:7px;background:#050508;color:#fff}#searchResults h3{font-size:14px;margin:20px 0 7px;color:#ff9099}.search-items{display:grid;grid-template-columns:1fr 1fr;gap:8px}.search-items a{background:#1a1a21;padding:8px;border-radius:6px;font-size:13px}.no-results{padding-top:16px}.mobile-bottom{display:none}
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@media(max-width:850px){.primary,.category-strip{display:none}.head-inner{min-height:56px}.head-actions{margin-left:auto}.main-area{padding-top:18px}.footer-top{grid-template-columns:1fr}.cards{grid-template-columns:repeat(2,minmax(0,1fr))}.menu-panel{top:58px;max-height:calc(100dvh - 65px)}.search-panel{top:58px}.article-layout{grid-template-columns:1fr}.sidebar{position:static}.sidebar .note-box{margin-bottom:14px}}
@media(max-width:600px){.wrap{width:calc(100% - 32px)}.site-head .brand-name{font-size:18px}.head-inner{gap:7px}.top-action{padding:8px 9px;min-height:44px}.menu-trigger{font-size:0}.menu-trigger:after{content:'栏目';font-size:13px}.hero,.feature,.feature.reverse{grid-template-columns:1fr}.hero{padding:20px}.hero-art{min-height:145px}.hero-art img{max-height:220px}.cards,.cards.two{grid-template-columns:1fr}.section{margin-top:31px}.section-heading{display:block}.article-section{padding:20px}.subhero{padding:20px}.footer-groups{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-top{padding:27px 0;gap:20px}.main-area{padding-bottom:88px}.site-footer{padding-bottom:calc(72px + env(safe-area-inset-bottom))}.mobile-bottom{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));position:fixed;z-index:35;bottom:0;left:0;right:0;min-height:calc(54px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:#050508;border-top:1px solid var(--red)}.mobile-bottom a{display:flex;justify-content:center;align-items:center;min-height:54px;font-size:13px}.mobile-bottom .active{color:#ff6976;background:#61151e45}.menu-grid{grid-template-columns:1fr;gap:14px}.menu-panel{padding:18px;left:0;width:100%;border-radius:0;transform:translateY(-8px)}.menu-panel.is-open{transform:translateY(0)}.menu-group p{min-height:0}.menu-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.menu-links a{padding:7px 0;min-height:35px}.search-panel{right:16px}}
@media(max-width:350px){.brand-logo{max-width:35px}.head-inner{gap:4px}.top-action{padding:8px}.brand-name{font-size:16px}.head-actions{gap:4px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
