:root{--bg:#0F0A0A;--deep:#0A0707;--card:#1A1212;--card2:#241818;--text:#F0E8E8;--muted:#C4B0B0;--soft:#8A7070;--red:#E63946;--bright:#FF4D4F;--darkred:#C41E3A;--border:rgba(230,57,70,.18);--shadow:0 16px 40px rgba(0,0,0,.55);--max:1220px;--top:138px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.75 system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif;overflow-x:hidden}a{color:inherit;text-decoration:none}a:hover{color:#fff}button,input{font:inherit}.wrap{width:min(calc(100% - 32px),var(--max));margin-inline:auto}.skip-link{position:fixed;left:16px;top:-70px;background:#fff;color:#111;padding:10px 14px;z-index:9999}.skip-link:focus{top:8px}.site-header{position:fixed;inset:0 0 auto 0;z-index:1000}.brand-strip{height:22px;background:var(--darkred);color:#fff;font-size:12px}.strip-inner,.brand-bar-inner{height:100%;display:flex;align-items:center;justify-content:space-between}.text-button,.menu-button,.close-button{border:1px solid var(--border);background:transparent;color:#fff;min-height:44px;padding:0 18px;border-radius:10px;cursor:pointer}.brand-strip .text-button{border:0;min-height:22px;height:22px;padding:0 4px;font-size:12px}.brand-bar{height:72px;background:rgba(10,7,7,.98);border-bottom:1px solid var(--border)}.brand-home,.app-link,.menu-button{display:flex;align-items:center;justify-content:center;min-height:44px}.brand-home{justify-content:flex-start;min-width:150px}.brand-logo{display:block;max-height:38px;max-width:190px;width:auto;height:auto}.brand-word{font-size:24px;font-weight:800;color:#fff}.menu-button{background:linear-gradient(135deg,var(--bright),var(--darkred));border:0;min-width:88px}.app-link{min-width:110px;border:1px solid var(--border);border-radius:10px;padding:0 16px}.sign-nav{height:44px;background:#0c0808;border-bottom:1px solid var(--border)}.sign-nav-inner{display:flex;align-items:center;gap:9px;height:100%}.sign-nav a{font-size:14px;color:var(--muted);padding:5px 10px;border-radius:5px}.sign-nav a.is-current{background:var(--red);color:#fff}.site-main{padding-top:calc(var(--top) + 34px);min-height:70vh}.page-shell{width:min(calc(100% - 32px),var(--max));margin:0 auto 70px}.page-heading{max-width:850px;margin-bottom:24px}.eyebrow{color:var(--bright);font-size:13px;letter-spacing:.08em;margin:0 0 5px}.page-heading h1{font-size:clamp(28px,4vw,32px);line-height:1.3;margin:0 0 14px;color:#fff}.lead{font-size:17px;color:var(--muted);margin:0}.page-media,.hero-media{background:#160d0d;border:1px solid var(--border);border-radius:16px;overflow:hidden;box-shadow:var(--shadow);margin:22px 0 32px}.page-media img,.hero-media img{display:block;width:100%;max-height:300px;object-fit:cover}.media-placeholder{height:180px;border-radius:16px;background:linear-gradient(135deg,#251313,#3c1016 55%,#160b0b);border:1px solid var(--border);margin:22px 0 32px;position:relative;overflow:hidden}.media-placeholder:after{content:"红桃视频";position:absolute;inset:auto 22px 18px;color:#fff;font-size:24px;font-weight:800}.content-section{padding:28px 0;border-top:1px solid var(--border)}.content-section h2{font-size:22px;margin:0 0 12px;color:#fff}.content-section p{margin:0 0 13px;color:var(--text);max-width:980px}.content-section ul,.content-section ol{padding-left:22px;color:var(--text)}.content-section li+li{margin-top:9px}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.card,.index-card,.topic-card,.folio-row,.number-row,.step-card,.faq-item,.notice-card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:20px}.card h3,.index-card h3,.topic-card h3{margin:0 0 8px;color:#fff}.card p,.index-card p,.topic-card p{margin:0;color:var(--muted)}.text-link{display:inline-flex;align-items:center;min-height:44px;color:#fff;font-weight:700}.text-link:after{content:" →";color:var(--bright)}.button-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px}.button-primary,.button-secondary{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border-radius:10px}.button-primary{background:linear-gradient(135deg,var(--bright),var(--darkred));color:#fff}.button-secondary{background:#161010;color:#fff;border:1px solid var(--red)}.number-list{display:grid;gap:12px}.number-row{display:grid;grid-template-columns:64px 1fr;gap:12px;align-items:start}.big-number{font-size:36px;font-weight:900;line-height:1;color:var(--bright)}.number-row h3{margin:0 0 5px}.number-row p{margin:0;color:var(--muted)}.timeline{position:relative;margin-left:12px;padding-left:28px;border-left:1px solid var(--red)}.timeline article{position:relative;padding:0 0 28px}.timeline article:before{content:"";position:absolute;left:-35px;top:8px;width:12px;height:12px;border-radius:50%;background:var(--bright);box-shadow:0 0 0 5px rgba(230,57,70,.1)}.timeline h3{margin:0 0 5px}.status{display:inline-block;color:#fff;background:var(--darkred);padding:2px 8px;border-radius:5px;font-size:12px;margin-bottom:6px}.hero-stack{width:min(calc(100% - 32px),var(--max));margin:0 auto 70px}.hero-copy{max-width:850px}.hero-copy h1{font-size:clamp(28px,4vw,32px);margin:8px 0 14px}.hero-copy p{color:var(--muted)}.signature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:26px 0 44px}.signature-card{border:1px solid var(--border);background:var(--card);border-radius:14px;padding:18px;position:relative}.signature-card:before{content:"";position:absolute;left:0;top:18px;bottom:18px;width:4px;background:var(--bright);border-radius:0 4px 4px 0}.signature-card:nth-child(even):before{background:var(--darkred)}.signature-card p{color:var(--muted)}.section-block{padding:34px 0;border-top:1px solid var(--border)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:15px;margin-bottom:18px}.section-head h2{margin:0;font-size:24px}.section-head p{margin:0;color:var(--soft)}.six-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.folio-list{display:grid;gap:10px}.folio-row{display:grid;grid-template-columns:180px 1fr auto;align-items:center;gap:15px}.folio-row strong{color:#fff}.folio-row span{color:var(--muted)}.site-footer{background:#080505;border-top:1px solid var(--border);padding:50px 0 80px;color:var(--muted)}.footer-brand{display:flex;align-items:center;gap:14px;margin-bottom:30px}.footer-logo{max-height:34px;max-width:170px}.footer-brand strong{display:block;color:#fff;font-size:20px}.footer-brand span{display:block;font-size:12px}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.footer-grid h2{font-size:14px;color:#fff}.footer-grid a{display:block;min-height:34px;color:var(--muted)}.footer-note{border-top:1px solid var(--border);padding-top:20px;margin-top:26px}.copyright{color:var(--soft)}.page-overlay{position:fixed;inset:0;background:rgba(0,0,0,.72);z-index:1200;opacity:0;pointer-events:none;transition:.18s}.page-overlay.is-visible{opacity:1;pointer-events:auto}.mega-menu,.search-panel{position:fixed;left:0;right:0;top:94px;z-index:1300;background:#0b0707;border-bottom:1px solid var(--border);box-shadow:var(--shadow);visibility:hidden;opacity:0;pointer-events:none;transform:translateY(-12px);transition:.18s}.mega-menu.is-open,.search-panel.is-open{visibility:visible;opacity:1;pointer-events:auto;transform:none}.mega-inner{padding:20px 0 28px}.mega-head,.search-card header{display:flex;justify-content:space-between;align-items:center}.mega-brand{display:flex;align-items:center;gap:10px}.mega-brand img{max-height:30px;max-width:140px}.mega-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:18px}.mega-grid h2{font-size:14px;color:var(--bright)}.mega-grid a{display:block;padding:9px 0;border-bottom:1px solid rgba(255,255,255,.04)}.mega-grid b{display:block;color:#fff}.mega-grid span{display:block;color:var(--soft);font-size:13px;line-height:1.5}.search-card{padding:24px 0 30px}.search-card h2{margin:0}.search-card label{display:block;margin:16px 0 7px;color:var(--muted)}.search-card input{width:100%;height:48px;border-radius:10px;border:1px solid var(--border);background:var(--card);color:#fff;padding:0 14px;outline:none}.search-card input:focus{border-color:var(--bright)}.search-presets{display:flex;flex-wrap:wrap;gap:9px;margin-top:14px}.search-presets a{min-height:44px;display:flex;align-items:center;padding:0 13px;border:1px solid var(--border);border-radius:10px;background:#150e0e}.ui-open{overflow:hidden}.mobile-bottom{display:none}a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid #fff;outline-offset:3px}
@media(max-width:900px){.card-grid,.six-grid{grid-template-columns:repeat(2,1fr)}.signature-grid{grid-template-columns:repeat(2,1fr)}.mega-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){:root{--top:94px}.sign-nav{display:none}.site-main{padding-top:calc(var(--top) + 26px);padding-bottom:56px}.brand-home{min-width:0;flex:1}.brand-word{font-size:20px}.brand-logo{max-width:118px;max-height:32px}.brand-bar-inner{gap:8px}.menu-button{min-width:72px;padding:0 12px}.app-link{min-width:78px;padding:0 10px}.brand-strip .wrap{width:calc(100% - 32px)}.mega-menu,.search-panel{top:94px;bottom:0;overflow:auto}.mega-grid,.card-grid,.six-grid,.signature-grid,.footer-grid{grid-template-columns:1fr}.folio-row{grid-template-columns:1fr;gap:5px}.number-row{grid-template-columns:52px 1fr}.mobile-bottom{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;left:0;right:0;bottom:0;z-index:1100;background:#0a0707;border-top:1px solid var(--border);padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom a{height:50px;display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:13px}.mobile-bottom a.is-current{background:var(--red);color:#fff}.ui-open .mobile-bottom{z-index:1100}.site-footer{padding-bottom:90px}.page-media img,.hero-media img{max-height:240px}.mega-inner{padding-bottom:70px}}