:root{--bg:#0D0B10;--panel:#17131D;--panel2:#211A29;--line:#382A3D;--red:#E62B46;--red2:#A91935;--purple:#7650A4;--text:#F6F2F8;--muted:#D7CCDD;--active:#FF5570}*{box-sizing:border-box}html{background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif}body{margin:0;background:var(--bg);color:var(--text);line-height:1.78;overflow-x:hidden}.shell{width:min(1180px,calc(100% - 48px));margin:auto}a{color:inherit;text-decoration:none}a:hover{color:var(--active)}button,input{font:inherit}.site-header{border-bottom:1px solid var(--line);background:#100d13}.brand-row{height:68px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:10px;min-width:0}.logo{max-height:36px;width:auto;display:block}.brand strong{font-size:18px}.brand small{display:block;color:var(--muted);font-size:11px;letter-spacing:.12em}.tools{display:flex;align-items:center;gap:18px;font-size:14px}.plain-btn{border:0;background:transparent;color:var(--text);padding:10px 0;cursor:pointer}.menu-toggle{display:none}.main-nav{border-top:1px solid #251d2a;border-bottom:1px solid var(--line)}.nav-scroll{height:44px;display:flex;align-items:center;gap:28px}.nav-scroll a{font-weight:700;font-size:15px}.quick{display:flex;gap:8px;overflow:auto;padding:10px 0;white-space:nowrap}.quick a{padding:6px 10px;color:var(--muted);font-size:14px;border-bottom:2px solid transparent}.quick a.active{color:#fff;border-bottom-color:var(--red);font-weight:700}.all-sections{display:none;grid-template-columns:repeat(4,1fr);gap:18px;padding:20px 0}.all-sections.open{display:grid}.all-sections section{background:var(--panel);padding:14px;border:1px solid var(--line);border-radius:10px}.all-sections h2{font-size:15px;margin:0 0 8px}.all-sections section div{display:grid;gap:5px}.all-sections a{font-size:14px;color:var(--muted)}.close-menu{display:none}.search-panel{padding:16px 0}.search-panel label{font-weight:700;display:block;margin-bottom:8px}.search-line{display:flex;gap:8px}.search-line input{min-width:0;flex:1;background:var(--panel);border:1px solid var(--line);color:#fff;padding:10px 12px;border-radius:8px}.search-line button{border:0;background:var(--red);color:#fff;padding:10px 18px;border-radius:8px}.search-results{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px;color:var(--muted)}.search-results a{background:var(--panel2);padding:5px 9px;border-radius:7px}.main-content{padding:42px 0 70px}.breadcrumb{color:var(--muted);font-size:13px;margin-bottom:10px}.hero{margin-bottom:46px}.hero-kicker{font-size:13px;color:var(--active);font-weight:700;letter-spacing:.08em}.hero h1{font-size:clamp(30px,4vw,34px);line-height:1.22;margin:8px 0 14px}.hero p{max-width:780px;font-size:16px;color:var(--text);margin:0 0 18px}.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin:20px 0}.btn{display:inline-block;background:var(--red);padding:9px 14px;border-radius:8px;font-weight:700}.btn.secondary{background:var(--panel2);border:1px solid var(--line)}.img-wrap{display:flex;justify-content:center;align-items:center;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:10px;margin:18px 0}.content-img{max-width:100%;max-height:220px;height:auto;width:auto;object-fit:contain;object-position:center;display:block}.hero .content-img{max-height:280px}.article-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.article-section{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:22px}.article-section h2{font-size:23px;line-height:1.35;margin:0 0 10px}.article-section p{margin:0;color:var(--text)}.article-section .readmore{display:inline-block;margin-top:14px;color:var(--active);font-weight:700;font-size:14px}.faq-grid{display:grid;gap:14px}.faq-item{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px}.faq-item h2{font-size:18px;margin:0 0 8px}.related{margin-top:44px;padding:24px;background:var(--panel2);border-radius:12px}.related h2{font-size:20px;margin-top:0}.related-links{display:flex;gap:10px;flex-wrap:wrap}.related-links a{background:#16111a;border:1px solid var(--line);padding:7px 10px;border-radius:8px}.site-footer{border-top:1px solid var(--line);background:#0a080c;padding:38px 0 24px}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.footer-grid h2{font-size:15px;margin:0 0 10px}.footer-grid a{display:block;color:var(--muted);font-size:14px;margin:5px 0}.footer-bottom{border-top:1px solid var(--line);margin-top:24px;padding-top:18px;color:var(--muted);font-size:13px}.footer-bottom p{margin:.3em 0}.mobile-bottom{display:none}button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--active);outline-offset:3px}@media(max-width:768px){.shell{width:min(100% - 32px,1180px)}.brand-row{height:60px}.logo{max-height:32px}.tools>a{display:none}.tools{gap:12px}.menu-toggle{display:inline-block}.main-nav{display:none}.all-sections{position:static;grid-template-columns:repeat(2,minmax(0,1fr));padding:14px 0}.all-sections:not(.open){display:none}.close-menu{display:block;grid-column:1/-1;border:1px solid var(--line);background:var(--panel2);color:#fff;border-radius:8px;padding:9px}.quick{padding:8px 0}.main-content{padding:30px 0 86px}.hero{margin-bottom:32px}.hero h1{font-size:27px}.hero p{font-size:15.5px}.hero .content-img{max-height:220px}.content-img{max-height:180px}.article-grid{grid-template-columns:1fr;gap:14px}.article-section{padding:17px}.article-section h2{font-size:21px}.footer-grid{grid-template-columns:repeat(2,1fr)}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;height:calc(56px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(4,1fr);background:#120f15;border-top:1px solid var(--line);z-index:20}.mobile-bottom a{display:grid;place-items:center;font-size:13px;font-weight:700}.site-footer{padding-bottom:88px}}@media(max-width:360px){.shell{width:calc(100% - 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