:root{--bg:#080808;--panel:#11100e;--panel2:#17130d;--gold:#d6a84f;--gold2:#f2d487;--text:#f4efe4;--muted:#b9ae99;--line:#3a2d18;--line2:#684d1d;--max:1200px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,"Microsoft YaHei",sans-serif;line-height:1.75}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}p{margin:0 0 14px}.container{max-width:var(--max);margin:0 auto;padding:0 20px}.topbar{border-bottom:1px solid var(--line);background:#050505;color:var(--muted);font-size:13px}.topbar .container{min-height:38px;display:flex;justify-content:space-between;align-items:center;gap:20px}.nav{position:sticky;top:0;z-index:20;background:rgba(8,8,8,.96);border-bottom:1px solid var(--line2);backdrop-filter:blur(12px)}.nav-inner{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:18px}.brand img{width:170px;height:54px;object-fit:contain}.menu{display:flex;align-items:center;gap:2px;flex-wrap:wrap}.menu a{padding:9px 9px;color:#d8cfbd;border:1px solid transparent;font-size:14px;white-space:nowrap}.menu a:hover,.menu a.active{color:var(--gold2);border-color:var(--line2);background:#120d05}.nav-cta{padding:10px 18px;border:1px solid var(--gold);color:#191100;background:linear-gradient(90deg,#b8862b,#f2d487,#b8862b);font-weight:700}.mobile-toggle{display:none;border:1px solid var(--gold);background:#111;color:var(--gold2);padding:9px 14px}.hero{padding:52px 0 36px;border-bottom:1px solid var(--line);background:radial-gradient(circle at 15% 20%,rgba(214,168,79,.16),transparent 34%),linear-gradient(180deg,#0b0b0b,#080808)}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:32px;align-items:center}.eyebrow{display:inline-flex;color:var(--gold2);border:1px solid var(--line2);padding:5px 10px;background:#120d05;font-size:13px;margin-bottom:14px}.hero h1,.page-title h1{font-size:48px;line-height:1.18;margin:0 0 18px}.hero h1 span,.section-title span,.page-title h1 span{color:var(--gold2)}.hero p,.page-title p,.section-desc{color:var(--muted);font-size:17px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 20px;border:1px solid var(--gold);font-weight:700}.btn.primary{background:linear-gradient(90deg,#b8862b,#f2d487,#b8862b);color:#1a1205}.btn.ghost{background:#101010;color:var(--gold2)}.hero-img{width:100%;height:auto;border:1px solid var(--line2)}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:24px}.stat{border:1px solid var(--line);padding:16px;background:var(--panel)}.stat strong{display:block;color:var(--gold2);font-size:24px}.section{padding:58px 0;border-bottom:1px solid var(--line)}.section.alt{background:#0c0b09}.section-head{display:flex;justify-content:space-between;gap:24px;align-items:end;margin-bottom:24px}.section-title{font-size:34px;line-height:1.25;margin:0 0 10px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.card{border:1px solid var(--line2);background:linear-gradient(180deg,#15120c,#0c0b09);padding:22px}.card-img{width:100%;height:190px;object-fit:cover;border:1px solid var(--line)}.card h3{font-size:21px;line-height:1.35;margin:12px 0 8px}.card p{color:var(--muted)}.tag{display:inline-block;color:var(--gold2);font-size:13px;border:1px solid var(--line2);padding:3px 8px;margin-top:10px}.news-card{padding:0}.news-card .card-body{padding:18px}.news-card h3{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.news-card p{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.meta{display:flex;gap:12px;flex-wrap:wrap;color:#a99b81;font-size:13px;margin:8px 0 10px}.split{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}.fixed-img-720x450{width:720px;aspect-ratio:720/450;object-fit:cover;border:1px solid var(--line2)}.fixed-img-480x300{width:480px;aspect-ratio:480/300;object-fit:cover;border:1px solid var(--line2)}.feature-list{display:grid;gap:12px;margin-top:20px}.feature-list div{border-left:3px solid var(--gold);background:#100e0a;padding:13px 15px;color:#d8cfbd}.page-title{padding:34px 0 28px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,#0c0b09,#080808)}.crumb{color:#a99b81;font-size:14px;margin-bottom:14px}.crumb a{color:var(--gold2)}.content-block h2{font-size:28px;color:var(--gold2);margin:0 0 12px}.content-block h3{font-size:21px;margin:24px 0 8px}.content-block ul{padding-left:20px;color:var(--muted)}.content-block li{margin-bottom:8px}.table-like{display:grid;border:1px solid var(--line2)}.table-like div{display:grid;grid-template-columns:220px 1fr;border-bottom:1px solid var(--line);min-height:54px}.table-like div:last-child{border-bottom:0}.table-like strong{padding:14px;background:#120d05;color:var(--gold2);border-right:1px solid var(--line)}.table-like span{padding:14px;color:var(--muted)}.faq details{border:1px solid var(--line2);background:#100e0a;margin-bottom:12px;padding:16px}.faq summary{cursor:pointer;color:var(--gold2);font-weight:700}.form{display:grid;gap:12px}.form input,.form textarea{width:100%;background:#0a0a0a;color:#fff;border:1px solid var(--line2);padding:13px;font:inherit}.form textarea{min-height:130px}.footer{background:#050505;padding:44px 0 20px;border-top:1px solid var(--line2)}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:24px}.footer-logo{width:200px;height:60px;object-fit:contain;margin-bottom:12px}.footer p,.footer a{color:var(--muted);font-size:14px}.footer h4{margin:0 0 12px;color:var(--gold2)}.footer a{display:block;margin:7px 0}.copyright{margin-top:26px;padding-top:18px;border-top:1px solid var(--line);color:#8f836e;font-size:13px}.seo-note{border:1px solid var(--line2);padding:18px;background:#100e0a;color:var(--muted)}@media(max-width:980px){.hero-grid,.split,.grid-2{grid-template-columns:1fr}.grid-3{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.mobile-toggle{display:block}.menu{display:none;position:absolute;top:82px;left:0;right:0;background:#070707;border-bottom:1px solid var(--line2);padding:12px 20px}.menu.open{display:grid;grid-template-columns:repeat(2,1fr)}.nav-cta{display:none}.hero h1,.page-title h1{font-size:38px}.stats{grid-template-columns:repeat(2,1fr)}}@media(max-width:640px){.topbar .container{display:block;padding-top:8px;padding-bottom:8px}.grid-3{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.section{padding:42px 0}.hero h1,.page-title h1{font-size:31px}.section-title{font-size:28px}.table-like div{grid-template-columns:1fr}.table-like strong{border-right:0;border-bottom:1px solid var(--line)}}


/* V5 news layout repair: independent news / related / article detail components */
.news-list-grid,.related-news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;align-items:stretch}.news-list-grid{gap:24px}.news-card{height:100%;display:flex;flex-direction:column;overflow:hidden}.news-card .card-img{width:100%;height:210px;aspect-ratio:480/300;object-fit:cover;flex:0 0 auto}.related-news-grid .news-card .card-img{height:180px}.news-card .card-body{padding:18px;display:flex;flex-direction:column;flex:1}.news-card .tag{align-self:flex-start;margin:0 0 10px}.news-card h3{font-size:20px;line-height:1.35;margin:0 0 8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.news-card h3 a:hover{color:var(--gold2)}.news-card .meta{display:flex;gap:10px 14px;align-items:center;flex-wrap:wrap;color:#aa9d86;font-size:13px;margin:0 0 10px;min-height:24px}.news-card p{color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:50px;margin-bottom:14px}.news-card .read-more{margin-top:auto;color:var(--gold2);font-weight:700;font-size:14px;border-top:1px solid var(--line);padding-top:12px}.news-card .read-more:hover{text-decoration:underline}.news-toolbar{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-bottom:22px;border:1px solid var(--line2);background:#100e0a;padding:14px 16px}.news-toolbar span{color:var(--muted);font-size:14px}.news-toolbar strong{color:var(--gold2)}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:28px;align-items:start}.article-main{border:1px solid var(--line2);background:#0f0d09;padding:30px}.article-cover{width:100%;height:420px;object-fit:cover;border:1px solid var(--line2);margin:18px 0 22px}.article-content h2{font-size:28px;color:var(--gold2);margin:30px 0 12px}.article-content h3{font-size:22px;margin:24px 0 10px}.article-content p{color:#d7cebd;margin-bottom:16px}.article-content ul{color:var(--muted);padding-left:22px}.article-content li{margin-bottom:8px}.article-sidebar{display:grid;gap:16px}.sidebar-card{border:1px solid var(--line2);background:#100e0a;padding:18px}.sidebar-card h3{margin:0 0 12px;color:var(--gold2)}.sidebar-card a{display:block;color:var(--muted);padding:8px 0;border-bottom:1px solid var(--line)}.sidebar-card a:last-child{border-bottom:0}.article-prevnext{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:24px}.article-prevnext a{border:1px solid var(--line2);background:#100e0a;padding:14px;color:var(--gold2)}@media(max-width:980px){.news-list-grid,.related-news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.article-layout{grid-template-columns:1fr}.article-cover{height:auto;aspect-ratio:16/9}}@media(max-width:640px){.news-list-grid,.related-news-grid{grid-template-columns:1fr}.news-toolbar{display:block}.news-card .card-img,.related-news-grid .news-card .card-img{height:auto}.article-main{padding:20px}.article-prevnext{grid-template-columns:1fr}}


/* V6 complete system additions: service entrance, category pages, utility docs */
.service-entry-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;margin-top:20px}.service-entry{border:1px solid var(--line2);background:#100e0a;padding:18px;min-height:142px;display:flex;flex-direction:column}.service-entry strong{display:block;color:var(--gold2);font-size:18px;margin-bottom:8px}.service-entry span{color:var(--muted);font-size:14px;line-height:1.65}.service-entry a{margin-top:auto;color:var(--gold2);font-weight:700;font-size:14px}.category-nav{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 24px}.category-nav a{border:1px solid var(--line2);background:#100e0a;color:#d8cfbd;padding:9px 13px;font-size:14px}.category-nav a.active,.category-nav a:hover{background:#181106;color:var(--gold2);border-color:var(--gold)}.category-summary{display:grid;grid-template-columns:1.2fr .8fr;gap:22px;margin-bottom:26px}.category-summary .card{min-height:210px}.breadcrumb-block{border-bottom:1px solid var(--line);background:#0a0907;padding:12px 0}.breadcrumb-block .crumb{margin:0}.doc-list{display:grid;gap:12px}.doc-list a{display:flex;justify-content:space-between;gap:16px;border:1px solid var(--line2);background:#100e0a;padding:13px 15px;color:#d8cfbd}.doc-list a span{color:var(--gold2)}@media(max-width:980px){.service-entry-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.category-summary{grid-template-columns:1fr}}@media(max-width:640px){.service-entry-grid{grid-template-columns:1fr}.doc-list a{display:block}}

/* V8 requested navigation + richer content pages */
.nav-inner .menu{flex:1;justify-content:flex-end}.page-title h1 span:empty{display:none}.content-block p{color:#d7cebd;margin-bottom:16px}.content-block h2+ul{margin-top:8px}.service-entry-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.hero .stats{max-width:760px}.faq p{color:var(--muted);margin-top:10px}.form button{cursor:pointer}.article-main .tag{margin-top:0;margin-bottom:10px}@media(max-width:1180px){.brand img{width:145px}.menu a{font-size:13px;padding:8px 7px}}@media(max-width:980px){.nav-inner .menu{justify-content:start}.menu.open{grid-template-columns:repeat(2,1fr)}.service-entry-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:640px){.menu.open{grid-template-columns:1fr}.service-entry-grid{grid-template-columns:1fr}.brand img{width:160px}}


/* V9: stronger page differentiation and production-test content blocks */
.page-title h1 span{color:var(--gold2)}
.service-entry-grid{grid-template-columns:repeat(4,minmax(0,1fr));}
.content-block p{color:#d7cebd}.content-block h2{border-bottom:1px solid var(--line);padding-bottom:8px}.table-like span{line-height:1.7}.article-content p{font-size:16px}.article-content ul{background:#100e0a;border:1px solid var(--line);padding:18px 18px 18px 38px}.form button{width:100%;cursor:pointer}.card h3{color:var(--gold2)}.service-entry:hover{border-color:var(--gold);background:#151006}.faq details{transition:border-color .2s}.faq details:hover{border-color:var(--gold)}@media(max-width:980px){.service-entry-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}@media(max-width:640px){.service-entry-grid{grid-template-columns:1fr;}.hero-actions .btn{width:100%;}.stats{grid-template-columns:1fr 1fr}}