:root{--primary:#0a0f1a;--primary2:#141c2e;--primary3:#1e2a42;--accent:#c9962e;--accent2:#a07a24;--accent-light:#e0b95a;--ink:#111111;--body:#333333;--muted:#777777;--line:#e5e5e5;--bg:#ffffff;--white:#fff;--red:#c0392b;--green:#27ae60;}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:"Noto Serif SC","Songti SC","SimSun",serif;color:var(--body);line-height:1.9;background:var(--bg);-webkit-font-smoothing:antialiased;font-size:16px}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}.container{max-width:1280px;margin:0 auto;padding:0 40px}/* ===== 顶部条 ===== */ .topbar{background:var(--primary);color:#888;font-size:12px;padding:6px 0;letter-spacing:1px}.topbar .container{display:flex;justify-content:space-between;align-items:center}.topbar a{color:var(--accent-light);margin-left:20px}.topbar a:hover{color:#fff}/* ===== 导航 ===== */ .mainnav{background:var(--white);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:100}.mainnav .container{display:flex;align-items:center;height:80px;gap:40px}.logo{display:flex;align-items:center;gap:14px;font-size:20px;font-weight:600;color:var(--primary);letter-spacing:2px}.logo-mark{width:44px;height:44px;background:var(--primary);display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px;font-weight:700;letter-spacing:0}.logo-sub{font-size:10px;color:var(--muted);font-weight:400;letter-spacing:3px;display:block;margin-top:2px}.nav-links{display:flex;gap:4px;margin-left:auto}.nav-links>a{padding:8px 18px;font-size:14px;color:var(--ink);transition:.2s;font-weight:400;letter-spacing:1px}.nav-links>a:hover,.nav-links>a.active{color:var(--accent)}.nav-cta{border:1px solid var(--primary);color:var(--primary)!important;padding:9px 24px!important;border-radius:0;margin-left:8px}.nav-cta:hover{background:var(--primary);color:#fff!important}.menu-toggle{display:none;background:none;border:none;font-size:26px;color:var(--primary);cursor:pointer;margin-left:auto}/* ===== Hero ===== */ .hero{background:linear-gradient(rgba(15,41,66,.92),rgba(15,41,66,.95)),url("assets/hero-desk.jpg") center/cover no-repeat;color:#fff;padding:80px 0 80px;position:relative;border-bottom:1px solid var(--line)}.hero .container{position:relative;z-index:1;text-align:center;max-width:900px;margin:0 auto}.hero-badge{display:inline-block;color:var(--accent-light);font-size:13px;letter-spacing:4px;margin-bottom:32px;font-weight:400}.hero h1{font-size:48px;line-height:1.5;font-weight:600;margin-bottom:24px;letter-spacing:2px;color:#fff}.hero h1 em{color:var(--accent-light);font-style:normal;font-weight:600}.hero p{font-size:17px;color:rgba(255,255,255,.75);line-height:2;margin-bottom:40px;max-width:600px;font-weight:300}.hero-btns{display:flex;gap:20px}.btn{display:inline-block;padding:14px 40px;font-size:14px;font-weight:400;letter-spacing:2px;transition:.3s;cursor:pointer;border:none;border-radius:0}.btn-gold{background:var(--primary);color:#fff}.btn-gold:hover{background:var(--accent)}.btn-outline{border:1px solid rgba(255,255,255,.4);color:#fff}.btn-outline:hover{border-color:var(--accent-light);color:var(--accent-light)}.hero-stats{display:flex;gap:60px;margin-top:64px;padding-top:40px;border-top:1px solid rgba(255,255,255,.15)}.stat-num{font-size:30px;font-weight:600;color:#fff}.stat-label{font-size:12px;color:rgba(255,255,255,.5);margin-top:6px;letter-spacing:2px}/* ===== 通用 section ===== */ .section{padding:100px 0}.section-head{text-align:center;margin-bottom:64px}.section-tag{color:var(--accent);font-size:12px;letter-spacing:4px;text-transform:uppercase;font-weight:400}.section-title{font-size:36px;color:var(--primary);font-weight:700;margin:16px 0 20px;letter-spacing:2px}.section-desc{color:var(--muted);max-width:600px;margin:0 auto;font-size:15px;font-weight:300}/* ===== 服务卡片 ===== */ .services-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}.svc-card{background:var(--white);padding:32px 22px;transition:.3s;cursor:pointer;border-left:3px solid transparent}.svc-card:hover{background:var(--primary);color:#fff;border-left-color:var(--accent)}.svc-card:hover h3,.svc-card:hover p,.svc-card:hover .svc-more{color:rgba(255,255,255,.85)}.svc-card:hover .svc-icon{background:rgba(255,255,255,.1);color:var(--accent-light)}.svc-icon{width:44px;height:44px;display:flex;align-items:center;justify-content:center;margin-bottom:20px;color:var(--accent);transition:.3s}.svc-icon svg{width:22px;height:22px}.svc-card h3{font-size:16px;color:var(--primary);margin-bottom:10px;font-weight:600;transition:.3s;letter-spacing:1px}.svc-card p{font-size:14px;color:var(--muted);line-height:1.9;margin-bottom:14px;transition:.3s}.svc-more{font-size:12px;color:var(--accent);letter-spacing:1px;transition:.3s}@media(max-width:1100px){.services-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:700px){.services-grid{grid-template-columns:repeat(2,1fr)}.news-grid{grid-template-columns:1fr !important;gap:20px}.stat-row{grid-template-columns:repeat(2,1fr) !important;gap:12px}#float-call{display:flex !important}}/* ===== 高端浅色Hero ===== */ .hero-light{background:var(--bg);padding:120px 0 100px;position:relative}.hero-light h1{font-size:64px;line-height:1.3;font-weight:600;color:var(--ink);letter-spacing:2px;margin-bottom:32px}.hero-light h1 em{color:var(--accent);font-style:normal}.hero-light .hero-sub{font-size:17px;color:var(--body);line-height:2;max-width:640px;font-weight:300;margin:0 auto 40px;text-align:center}.hero-light .hero-meta{display:flex;gap:48px;margin-top:56px;padding-top:32px;border-top:1px solid var(--line)}.hero-light .hero-meta div{font-size:13px;color:var(--muted);letter-spacing:1px}.hero-light .hero-meta strong{display:block;font-size:28px;color:var(--primary);font-weight:600;margin-bottom:4px}/* ===== 列表式服务 ===== */ .svc-list{border-top:1px solid var(--line)}.svc-list-item{display:grid;grid-template-columns:60px 1fr 2fr 40px;gap:32px;align-items:center;padding:32px 0;border-bottom:1px solid var(--line);transition:.25s;cursor:pointer}.svc-list-item:hover{padding-left:12px}.svc-list-num{font-size:13px;color:var(--accent);letter-spacing:2px;font-weight:400}.svc-list-name{font-size:18px;color:var(--ink);font-weight:600;letter-spacing:1px}.svc-list-desc{font-size:14px;color:var(--muted);line-height:1.8;font-weight:300}.svc-list-arrow{font-size:18px;color:var(--line);transition:.25s;text-align:right}.svc-list-item:hover .svc-list-arrow{color:var(--accent);transform:translateX(4px)}/* ===== 如何工作 ===== */ .chain-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:var(--primary);position:relative}.chain-item{text-align:center;padding:40px 20px;border-right:1px solid rgba(255,255,255,.1)}.chain-item:last-child{border-right:none}.chain-stage{display:inline-block;font-size:14px;color:var(--accent-light);letter-spacing:3px;margin-bottom:16px;font-weight:400}.chain-item h4{font-size:16px;color:#fff;margin-bottom:6px;font-weight:600;letter-spacing:1px}.chain-item .chain-sub{font-size:11px;color:#888;margin-bottom:16px;letter-spacing:1px}.chain-item ul{list-style:none;text-align:center}.chain-item li{font-size:13px;color:#999;padding:3px 0}@media(max-width:968px){.chain-grid{grid-template-columns:1fr 1fr;gap:0}.chain-item{border-right:none;border-bottom:1px solid rgba(255,255,255,.1)}}/* ===== 新闻 ===== */ .news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px}.news-card{cursor:pointer}.news-card:hover h3{color:var(--accent)}.news-date{font-size:12px;color:var(--accent);letter-spacing:2px;margin-bottom:10px}.news-card h3{font-size:17px;color:var(--ink);margin-bottom:12px;line-height:1.7;font-weight:600;transition:.2s}.news-card p{font-size:13px;color:var(--muted);line-height:1.9}/* ===== CTA ===== */ .cta-band{background:var(--primary);padding:80px 0;text-align:center;position:relative}.cta-band h2{font-size:26px;color:#fff;margin-bottom:16px;font-weight:400;letter-spacing:2px}.cta-band p{color:rgba(255,255,255,.5);margin-bottom:32px;font-size:15px;font-weight:300;letter-spacing:1px}/* ===== Footer ===== */ footer{background:#111c33;color:#6a7a98;padding:80px 0 0;font-size:13px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:48px;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.06)}.footer-grid h4{color:#ccc;font-size:14px;margin-bottom:20px;font-weight:600;letter-spacing:2px}.footer-grid ul{list-style:none}.footer-grid li{margin-bottom:10px;font-weight:300}.footer-grid a{color:#666;transition:.2s}.footer-grid a:hover{color:var(--accent-light)}.footer-bottom{padding:24px 0;text-align:center;font-size:12px;color:#444;letter-spacing:1px}/* ===== 内页通用 ===== */ .page-hero{background:var(--primary);color:#fff;padding:80px 0 60px;text-align:center}.page-hero h1{font-size:28px;margin-bottom:8px;font-weight:600;letter-spacing:2px}.breadcrumb{font-size:12px;color:rgba(255,255,255,.5);letter-spacing:1px;text-align:center;margin-top:8px}.breadcrumb a{color:var(--accent-light)}.content-area{padding:80px 0}.prose{max-width:800px;margin:0 auto}.prose h2{font-size:20px;color:var(--primary);margin:36px 0 16px;font-weight:600;letter-spacing:1px}.prose h3{font-size:17px;color:var(--ink);margin:28px 0 12px;font-weight:600}.prose p{margin-bottom:16px;font-size:15px;line-height:2.1}.prose ul{margin:16px 0 16px 24px}.prose li{margin-bottom:8px;line-height:1.9}/* 服务详情侧边栏 */ .svc-layout{display:grid;grid-template-columns:220px 1fr;gap:48px;align-items:start}.svc-side{position:sticky;top:100px}.svc-side h4{font-size:12px;color:var(--muted);margin-bottom:16px;letter-spacing:2px}.svc-side a{display:block;padding:8px 0;font-size:14px;color:var(--body);border-bottom:1px solid var(--line);transition:.2s;font-weight:300}.svc-side a:hover,.svc-side a.active{color:var(--accent)}/* 表单 */ .form-box{background:var(--white);padding:48px;border:1px solid var(--line)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:24px}.form-group{margin-bottom:20px}.form-group label{display:block;font-size:13px;color:var(--ink);margin-bottom:8px;font-weight:500;letter-spacing:1px}.form-group input,.form-group textarea,.form-group select{width:100%;padding:12px 16px;border:1px solid var(--line);border-radius:0;font-size:14px;font-family:inherit;background:var(--bg);transition:.2s}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--accent);background:var(--white)}.form-group textarea{min-height:120px;resize:vertical}/* 后台 */ .admin-wrap{display:grid;grid-template-columns:220px 1fr;min-height:100vh}.admin-side{background:var(--primary);color:#888;padding:24px 0}.admin-side .logo{padding:0 24px 24px;color:#fff;font-size:16px;border-bottom:1px solid rgba(255,255,255,.1);margin-bottom:16px}.admin-side a{display:flex;align-items:center;gap:10px;padding:12px 24px;color:#888;font-size:14px;transition:.2s}.admin-side a:hover,.admin-side a.active{background:rgba(201,169,97,.15);color:var(--accent-light)}.admin-main{background:var(--bg);padding:40px}.admin-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:32px}.admin-head h2{font-size:20px;color:var(--primary);font-weight:600}.admin-card{background:var(--white);padding:28px;border:1px solid var(--line);margin-bottom:20px}.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:24px}.stat-card{background:var(--white);padding:24px;border:1px solid var(--line)}.stat-card .n{font-size:26px;font-weight:600;color:var(--primary)}.stat-card .l{font-size:12px;color:var(--muted);margin-top:4px;letter-spacing:1px}.data-table{width:100%;border-collapse:collapse;font-size:14px}.data-table th{background:var(--bg);padding:12px;text-align:left;color:var(--muted);font-weight:400;border-bottom:1px solid var(--line);font-size:13px}.data-table td{padding:12px;border-bottom:1px solid var(--line)}.data-table tr:hover td{background:#faf9f7}.tag{display:inline-block;padding:2px 10px;font-size:12px}.tag-pub{background:#e8f5e9;color:#27ae60}.tag-draft{background:#fff3e0;color:#e67e22}.btn-sm{padding:6px 16px;font-size:13px;cursor:pointer;border:none;border-radius:0}.btn-edit{background:var(--primary);color:#fff}.btn-del{background:#fdecea;color:var(--red)}/* 富文本编辑器 */ .rte-toolbar{display:flex;flex-wrap:wrap;gap:4px;padding:10px;background:var(--bg);border:1px solid var(--line);border-bottom:none}.rte-toolbar button{min-width:34px;height:34px;border:1px solid var(--line);background:var(--white);cursor:pointer;font-size:14px;color:var(--ink)}.rte-toolbar button:hover{background:var(--primary);color:#fff;border-color:var(--primary)}.rte-toolbar .sep{width:1px;background:var(--line);margin:0 4px}.rte-area{min-height:400px;padding:28px;border:1px solid var(--line);background:var(--white);font-size:15px;line-height:1.9;outline:none}.rte-area:focus{border-color:var(--accent)}.rte-area h2{font-size:22px;margin:20px 0 12px;color:var(--primary)}.rte-area h3{font-size:18px;margin:16px 0 8px;color:var(--ink)}.rte-area p{margin-bottom:12px}.rte-area img{max-width:100%;border-radius:0;margin:12px 0}/* SEO面板 */ .seo-panel{background:var(--bg);border:1px solid var(--line);padding:20px;margin-top:16px}.seo-panel h4{font-size:14px;color:var(--primary);margin-bottom:16px}.seo-row{display:grid;grid-template-columns:100px 1fr;gap:12px;align-items:start;margin-bottom:12px;font-size:13px}.seo-row label{color:var(--muted);padding-top:8px}.seo-row input,.seo-row textarea{padding:10px 12px;border:1px solid var(--line);border-radius:0;font-size:13px;width:100%}/* 登录 */ .login-wrap{min-height:100vh;background:var(--primary);display:flex;align-items:center;justify-content:center}.login-box{background:var(--white);padding:48px;border-radius:0;width:400px}.login-box h2{color:var(--primary);text-align:center;margin-bottom:8px;font-weight:600;letter-spacing:2px}.login-box .sub{text-align:center;color:var(--muted);font-size:13px;margin-bottom:28px}/* Toast */ .toast{position:fixed;top:24px;right:24px;background:var(--primary);color:#fff;padding:14px 28px;font-size:14px;z-index:9999;transform:translateX(400px);transition:.3s}.toast.show{transform:translateX(0)}.toast.ok{background:var(--green)}.view{display:none}.view.active{display:block}/* 移动端悬浮微信 */ .float-wx{position:fixed;right:16px;bottom:80px;z-index:999;width:50px;height:50px;background:var(--primary);border-radius:50%;display:none;align-items:center;justify-content:center;box-shadow:0 4px 16px rgba(0,0,0,.2)}/* 响应式 */ @media(max-width:968px){.container{padding:0 16px}.related-grid{grid-template-columns:1fr 1fr !important}.principle-grid{grid-template-columns:1fr 1fr !important}.hero{padding:40px 0}.hero h1{font-size:30px}.hero-stats{gap:32px;margin-top:40px;padding-top:28px}.section{padding:60px 0}.section-title{font-size:24px}.services-grid,.news-grid{grid-template-columns:1fr 1fr}.chain-grid{grid-template-columns:1fr 1fr;gap:0}.svc-layout{display:block}.svc-side{position:static;margin-bottom:32px}.svc-side .svc-chips{display:flex;flex-wrap:wrap;gap:8px;padding-bottom:4px}.svc-side .svc-chips a{display:inline-block;white-space:nowrap;padding:8px 14px;border:1px solid var(--line);border-radius:0;font-size:12px}.svc-side .svc-chips a.active{border-color:var(--accent);color:var(--accent)}.footer-grid{grid-template-columns:1fr 1fr;gap:32px}.admin-wrap{grid-template-columns:1fr}.admin-side{display:none}.stat-row{grid-template-columns:1fr 1fr}.nav-links{display:none;position:absolute;top:80px;left:0;right:0;background:var(--white);flex-direction:column;padding:20px;box-shadow:0 8px 16px rgba(0,0,0,.1)}.nav-links.open{display:flex}.menu-toggle{display:block}.form-row{grid-template-columns:1fr}.float-wx{display:flex}}@media(max-width:600px){.container{padding:0 12px}.hero-stats{flex-wrap:wrap;gap:20px}.hero-en{display:none !important}input,textarea{font-size:16px !important}.news-grid{grid-template-columns:1fr}.services-grid{grid-template-columns:repeat(2,1fr);gap:1px}.svc-card{padding:20px 12px}.svc-icon{width:36px;height:36px;margin-bottom:12px}.svc-card h3{font-size:14px}.hero h1{font-size:26px}.hero p{font-size:14px}.hero{padding:30px 0 40px}.stat-num{font-size:22px}.section{padding:48px 0}.section-head{margin-bottom:36px}.section-title{font-size:20px}.chain-grid{grid-template-columns:1fr 1fr !important;gap:0}.footer-grid{grid-template-columns:1fr 1fr;gap:20px}.prose{padding:0 4px}.prose h2{font-size:18px}.cta-band h2{font-size:20px}.login-box{padding:32px 24px;width:90%}.chain-grid{grid-template-columns:1fr 1fr !important;gap:0}.page-hero{padding:40px 0}.page-hero h1{font-size:22px}.faq-grid{grid-template-columns:1fr !important}.related-grid{grid-template-columns:1fr !important}.principle-grid{grid-template-columns:1fr 1fr !important;gap:32px !important}.how-grid{grid-template-columns:1fr 1fr !important;gap:0}.how-grid>div{border-bottom:1px solid rgba(255,255,255,.1) !important;border-right:none !important}.contact-grid{grid-template-columns:1fr !important}.hero-light h1{font-size:36px}.hero-light{padding:60px 0}h1[style*="72px"]{font-size:36px !important}h2[style*="44px"]{font-size:28px !important}h2[style*="38px"]{font-size:26px !important}section[style*="repeat(4,1fr)"]{grid-template-columns:1fr 1fr !important}.cases-grid{grid-template-columns:1fr !important;gap:24px !important}section[style*="text-align:center"] .container div[style*="repeat(4,1fr)"]{grid-template-columns:1fr 1fr !important;gap:24px !important}}