:root{
  --brand:#F0751E; --brand-deep:#C75B10; --brand-soft:#FDF0E4;
  --ink:#17233A; --ink-2:#46536B; --ink-3:#7C8798;
  --bg:#FFFFFF; --bg-soft:#F5F7FA; --line:#E6EAF0;
  --navy:#14243B; --navy-2:#1E3352;
  --radius:12px; --container:1160px;
  --font:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Noto Sans SC",-apple-system,"Segoe UI",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:var(--font);font-size:15.5px;line-height:1.75;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand-deep);text-decoration:none;}
a:hover{color:var(--brand);}
ul,ol{list-style:none;}
.container{max-width:var(--container);margin:0 auto;padding:0 20px;box-sizing:border-box;}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 26px;border-radius:999px;font-size:15px;font-weight:600;line-height:1.4;transition:background .2s,color .2s,transform .1s;border:1px solid transparent;cursor:pointer;}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--brand);color:#fff;}
.btn-primary:hover{background:var(--brand-deep);color:#fff;}
.btn-outline{border-color:rgba(255,255,255,.65);color:#fff;background:transparent;}
.btn-outline:hover{background:rgba(255,255,255,.12);color:#fff;}
.btn-ghost{border-color:var(--line);color:var(--ink);background:var(--bg);}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand-deep);}

/* ---------- 通用区块 ---------- */
.section{padding:64px 0;}
.section-soft{background:var(--bg-soft);}
.sec-head{margin-bottom:36px;max-width:760px;}
.sec-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--brand-deep);letter-spacing:.08em;}
.sec-eyebrow::before{content:"";width:18px;height:3px;border-radius:2px;background:var(--brand);}
.sec-title{font-size:27px;font-weight:800;line-height:1.35;margin:10px 0 10px;}
.sec-desc{color:var(--ink-2);font-size:15.5px;}
.section-center .sec-head{margin-left:auto;margin-right:auto;text-align:center;}
.section-center .sec-eyebrow::before{display:none;}
.section-center .sec-eyebrow::after{content:"";width:18px;height:3px;border-radius:2px;background:var(--brand);}

/* ---------- 页头 ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);}
.header-inner{display:flex;align-items:center;gap:24px;height:68px;}
.logo{display:flex;align-items:baseline;gap:10px;flex-shrink:0;}
.logo-name{font-size:24px;font-weight:800;color:var(--ink);letter-spacing:.02em;}
.logo-pro{font-size:11px;font-weight:800;color:#fff;background:var(--brand);border-radius:5px;padding:2px 5px;vertical-align:3px;margin-left:3px;}
.logo-city{font-size:13px;color:var(--ink-3);border-left:1px solid var(--line);padding-left:10px;font-weight:600;}
.site-nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-link{padding:8px 14px;border-radius:8px;font-size:15px;color:var(--ink-2);font-weight:500;}
.nav-link:hover{color:var(--brand-deep);background:var(--brand-soft);}
.nav-link.is-active{color:var(--brand-deep);background:var(--brand-soft);font-weight:700;}
.header-cta{margin-left:8px;padding:9px 22px;font-size:14.5px;}
.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;border:0;background:transparent;cursor:pointer;}
.nav-toggle-bar{display:block;width:22px;height:2px;border-radius:2px;background:var(--ink);}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------- 首页 Hero ---------- */
.hero{position:relative;color:#fff;background:var(--navy);overflow:hidden;}
.hero-media{position:absolute;inset:0;}
.hero-media img{width:100%;height:100%;object-fit:cover;opacity:.42;}
.hero-inner{position:relative;z-index:2;padding:88px 0 84px;max-width:820px;}
.hero-tag{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:#FFD9B8;background:rgba(240,117,30,.18);border:1px solid rgba(240,117,30,.45);padding:6px 14px;border-radius:999px;}
.hero-tag::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--brand);}
.hero h1{font-size:42px;line-height:1.25;font-weight:800;margin:20px 0 16px;letter-spacing:.01em;}
.hero-sub{font-size:17px;line-height:1.8;color:rgba(255,255,255,.88);max-width:640px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-note{margin-top:26px;font-size:13.5px;color:rgba(255,255,255,.72);max-width:640px;}
.hero-accent{width:52px;height:4px;border-radius:2px;background:var(--brand);margin:2px 0 0;}

/* ---------- 四大业务板块 ---------- */
.blocks-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:18px;}
.block-card{position:relative;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px 22px;transition:border-color .2s,transform .2s;}
.block-card:hover{border-color:var(--brand);transform:translateY(-3px);}
.block-icon{width:46px;height:46px;border-radius:12px;background:var(--brand-soft);color:var(--brand-deep);display:flex;align-items:center;justify-content:center;margin-bottom:16px;}
.block-card h3{font-size:18px;font-weight:700;margin-bottom:4px;}
.block-sub{font-size:13px;color:var(--ink-3);margin-bottom:10px;}
.block-desc{font-size:14px;color:var(--ink-2);margin-bottom:14px;}
.block-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-deep);}
.block-more:hover{color:var(--brand);}

/* ---------- 热门服务列表 ---------- */
.svc-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(330px,1fr));gap:14px;}
.svc-row{display:flex;align-items:center;gap:16px;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;transition:border-color .2s,transform .2s;}
.svc-row:hover{border-color:var(--brand);transform:translateX(3px);}
.svc-no{font-size:14px;font-weight:800;color:var(--brand);width:34px;height:34px;border-radius:50%;background:var(--brand-soft);display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.svc-body{flex:1;min-width:0;}
.svc-name{font-size:16px;font-weight:700;color:var(--ink);}
.svc-short{font-size:13.5px;color:var(--ink-2);margin-top:3px;}
.svc-more{color:var(--brand-deep);flex-shrink:0;display:flex;align-items:center;}

/* ---------- 为什么选择 ---------- */
.why-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:18px;}
.why-item{display:flex;gap:14px;padding:20px;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);}
.why-num{font-size:22px;font-weight:800;color:var(--brand);opacity:.85;line-height:1;flex-shrink:0;margin-top:2px;}
.why-item h3{font-size:16px;font-weight:700;margin-bottom:4px;}
.why-item p{font-size:14px;color:var(--ink-2);}

/* ---------- 分站介绍 ---------- */
.local-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:44px;align-items:center;}
.local-media{border-radius:16px;overflow:hidden;}
.local-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.local-body h2{font-size:27px;font-weight:800;line-height:1.35;margin-bottom:14px;}
.local-body p{color:var(--ink-2);margin-bottom:14px;}
.local-points{margin-top:18px;display:grid;gap:10px;}
.local-points li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--ink);}
.local-points svg{color:var(--brand);flex-shrink:0;margin-top:3px;}

/* ---------- 文章卡片 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:18px;}
.news-card{display:flex;flex-direction:column;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:24px;gap:12px;transition:border-color .2s,transform .2s;}
.news-card:hover{border-color:var(--brand);transform:translateY(-3px);}
.news-date{font-size:12.5px;color:var(--ink-3);font-weight:600;}
.news-card h3{font-size:17px;font-weight:700;line-height:1.5;}
.news-card p{font-size:14px;color:var(--ink-2);flex:1;}
.news-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-deep);}

/* ---------- CTA 横幅 ---------- */
.cta-band{background:linear-gradient(120deg,#14243B,#1E3352);border-radius:20px;color:#fff;padding:46px 48px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;}
.cta-band h2{font-size:24px;font-weight:800;margin-bottom:8px;}
.cta-band p{color:rgba(255,255,255,.8);max-width:560px;}
.cta-band .btn-primary{flex-shrink:0;}

/* ---------- 面包屑 ---------- */
.breadcrumb{background:var(--bg-soft);border-bottom:1px solid var(--line);}
.breadcrumb-inner{display:flex;flex-wrap:wrap;gap:8px;align-items:center;padding:13px 20px;font-size:13.5px;color:var(--ink-3);}
.breadcrumb a{color:var(--ink-3);}
.breadcrumb a:hover{color:var(--brand-deep);}
.crumb-sep{color:#C6CCD6;}
.crumb-current{color:var(--ink-2);font-weight:600;}

/* ---------- 内页头部 ---------- */
.page-hero{background:linear-gradient(135deg,#14243B,#24405F);color:#fff;padding:46px 0 44px;}
.page-hero h1{font-size:32px;font-weight:800;line-height:1.35;margin-bottom:12px;}
.page-hero p{color:rgba(255,255,255,.82);max-width:760px;font-size:15.5px;}
.page-hero .hero-accent{margin-top:16px;}

/* ---------- 正文 ---------- */
.prose h2{font-size:22px;font-weight:800;margin:38px 0 14px;padding-left:14px;border-left:4px solid var(--brand);line-height:1.4;}
.prose h3{font-size:18px;font-weight:700;margin:26px 0 10px;}
.prose p{margin-bottom:14px;color:var(--ink-2);}
.prose ul{margin:0 0 16px;display:grid;gap:9px;}
.prose li{position:relative;padding-left:26px;color:var(--ink-2);}
.prose li::before{content:"";position:absolute;left:4px;top:10px;width:8px;height:8px;border-radius:2px;background:var(--brand);}
.applicable-box{background:var(--brand-soft);border:1px solid #F7D9BE;border-radius:var(--radius);padding:22px 24px;margin:26px 0;}
.applicable-box h3{font-size:16.5px;font-weight:700;color:var(--brand-deep);margin-bottom:12px;display:flex;align-items:center;gap:8px;}
.applicable-box ul{display:grid;gap:8px;margin:0;}
.applicable-box li{position:relative;padding-left:24px;color:var(--ink-2);font-size:14.5px;}
.applicable-box li::before{content:"✓";position:absolute;left:0;top:0;color:var(--brand);font-weight:800;}
.note-callout{background:var(--bg-soft);border:1px solid var(--line);border-left:4px solid var(--brand);border-radius:8px;padding:14px 18px;font-size:14px;color:var(--ink-2);margin:20px 0;}

/* ---------- 流程时间线 ---------- */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:26px;}
.step{position:relative;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:20px 16px 16px;}
.step::after{content:"";position:absolute;top:34px;right:-9px;width:16px;height:2px;background:#D8DEE8;z-index:1;}
.step:last-child::after{display:none;}
.step-num{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:var(--brand);color:#fff;font-size:15px;font-weight:800;margin-bottom:12px;}
.step h3{font-size:15px;font-weight:700;margin-bottom:6px;}
.step p{font-size:13px;color:var(--ink-2);line-height:1.65;}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;margin-top:22px;}
.faq-item{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;}
.faq-item summary{list-style:none;cursor:pointer;padding:16px 20px;font-size:15.5px;font-weight:600;color:var(--ink);display:flex;justify-content:space-between;align-items:center;gap:14px;background:var(--bg);}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";font-size:20px;color:var(--brand);font-weight:700;transition:transform .2s;flex-shrink:0;}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item .faq-a{padding:2px 20px 18px;color:var(--ink-2);font-size:14.5px;}

/* ---------- 侧栏布局 ---------- */
.layout{max-width:var(--container);margin:0 auto;box-sizing:border-box;display:grid;grid-template-columns:1fr 320px;gap:40px;align-items:start;padding:46px 20px 64px;}
.layout-main{min-width:0;}
.sidebar{position:sticky;top:88px;display:grid;gap:20px;}
.side-card{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:20px;}
.side-card h3{font-size:15px;font-weight:700;margin-bottom:14px;padding-bottom:10px;border-bottom:1px solid var(--line);color:var(--ink);}
.side-list{display:grid;gap:2px;}
.side-list a{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:9px 10px;border-radius:8px;font-size:14px;color:var(--ink-2);}
.side-list a:hover{background:var(--brand-soft);color:var(--brand-deep);}
.side-list a.is-cur{background:var(--brand-soft);color:var(--brand-deep);font-weight:700;}
.side-contact li{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--ink-2);padding:6px 0;}
.side-contact svg{color:var(--brand);flex-shrink:0;margin-top:2px;}
.side-main{margin-top:12px;background:var(--navy);border-radius:10px;padding:16px;color:#fff;}
.side-main .sm-label{font-size:12.5px;color:rgba(255,255,255,.65);}
.side-main .sm-url{font-size:14.5px;font-weight:700;color:#FFC49B;word-break:break-all;}

/* ---------- 联系页 ---------- */
.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin-top:26px;}
.contact-card{border:1px solid var(--line);border-radius:var(--radius);padding:22px;}
.contact-card .cc-icon{width:44px;height:44px;border-radius:12px;background:var(--brand-soft);color:var(--brand-deep);display:flex;align-items:center;justify-content:center;margin-bottom:14px;}
.contact-card h3{font-size:14px;color:var(--ink-3);font-weight:600;margin-bottom:6px;}
.contact-card .cc-value{font-size:16px;font-weight:700;color:var(--ink);word-break:break-all;}

/* ---------- 关于页 ---------- */
.points-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;margin-top:24px;}
.point-card{display:flex;gap:12px;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:18px;}
.point-card svg{color:var(--brand);flex-shrink:0;margin-top:3px;}
.point-card h3{font-size:15px;font-weight:700;margin-bottom:4px;}
.point-card p{font-size:13.5px;color:var(--ink-2);}

/* ---------- 新闻列表 ---------- */
.news-list{display:grid;gap:16px;margin-top:26px;}
.news-item{display:flex;flex-direction:column;gap:8px;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:border-color .2s,transform .2s;}
.news-item:hover{border-color:var(--brand);transform:translateY(-2px);}
.news-item h3{font-size:18px;font-weight:700;}
.news-item .news-summary{font-size:14px;color:var(--ink-2);}
.news-item .news-more{margin-top:6px;}
.article-date{font-size:13px;color:var(--ink-3);}
.article-body{margin-top:8px;}
.related-box{margin-top:34px;border-top:1px solid var(--line);padding-top:22px;}
.related-box h3{font-size:16px;font-weight:700;margin-bottom:12px;}

/* ---------- 404 ---------- */
.err-page{min-height:62vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:80px 20px;}
.err-code{font-size:72px;font-weight:800;color:var(--brand);line-height:1;}
.err-title{font-size:22px;font-weight:700;margin:14px 0 8px;}
.err-desc{color:var(--ink-2);margin-bottom:24px;}
.err-links{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--navy);color:rgba(255,255,255,.75);margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;padding:52px 20px 40px;}
.footer-logo{font-size:24px;font-weight:800;color:#fff;margin-bottom:14px;}
.footer-logo span{font-size:11px;font-weight:800;color:#fff;background:var(--brand);border-radius:5px;padding:2px 5px;vertical-align:3px;margin-left:3px;}
.footer-brand p{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.65);margin-bottom:14px;}
.footer-main-link{font-size:14px;font-weight:700;color:#FFC49B;word-break:break-all;}
.footer-main-link:hover{color:#fff;}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:14px;}
.footer-col ul{display:grid;gap:8px;}
.footer-col a{font-size:13.5px;color:rgba(255,255,255,.68);}
.footer-col a:hover{color:#FFC49B;}
.footer-contact li{display:flex;gap:9px;align-items:flex-start;font-size:13px;color:rgba(255,255,255,.68);}
.footer-contact svg{color:var(--brand);flex-shrink:0;margin-top:3px;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);}
.footer-bottom-inner{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;padding:16px 20px;font-size:12.5px;color:rgba(255,255,255,.5);}

/* ---------- 响应式 ---------- */
@media (max-width:960px){
  .nav-toggle{display:flex;margin-left:auto;}
  .header-cta{display:none;}
  .site-nav{position:absolute;top:68px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:12px 20px 18px;gap:2px;display:none;box-shadow:0 12px 24px rgba(20,36,59,.08);}
  .site-nav.is-open{display:flex;}
  .nav-link{padding:12px 14px;}
  .hero h1{font-size:33px;}
  .local-grid{grid-template-columns:1fr;gap:26px;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .step::after{display:none;}
  .layout{grid-template-columns:1fr;gap:34px;}
  .sidebar{position:static;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:28px;}
}
@media (max-width:560px){
  .section{padding:46px 0;}
  .sec-title{font-size:23px;}
  .hero-inner{padding:60px 0 56px;}
  .hero h1{font-size:28px;}
  .hero-sub{font-size:15.5px;}
  .steps{grid-template-columns:1fr;}
  .cta-band{padding:32px 26px;}
  .page-hero h1{font-size:26px;}
  .footer-grid{grid-template-columns:1fr;gap:24px;}
  .blocks-grid{grid-template-columns:1fr;}
  .svc-grid{grid-template-columns:1fr;}
  .why-grid{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *{transition:none !important;animation:none !important;}
}