@charset "utf-8";
/* ==========================================================================
   驰志网络 chizhi.com  —  全新模板样式
   设计参考：fangzhan8.com 的信息架构（优势/案例/流程/资讯/评价）
   品牌色取自 chizhi logo 的亮蓝，底色用深海军蓝体系
   ========================================================================== */

:root{
  --navy:#081F38;
  --navy-2:#0C3459;
  --navy-3:#12557F;
  --blue:#1B9AD6;
  --blue-l:#3FC1F0;
  --blue-d:#1477AB;
  --ink:#13243D;
  --muted:#61738C;
  --line:#E4EBF4;
  --bg:#F5F8FC;
  --white:#fff;
  --shadow-sm:0 2px 10px rgba(10,37,64,.05);
  --shadow:0 6px 26px rgba(10,37,64,.08);
  --shadow-lg:0 18px 44px rgba(10,37,64,.14);
  --r:12px;
  --r-lg:18px;
  --w:1200px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
html,body{max-width:100%;overflow-x:hidden;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  font-size:15px;
  line-height:1.75;
  color:var(--ink);
  background:var(--white);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .25s var(--ease);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5{margin:0;font-weight:700;line-height:1.32;letter-spacing:-.01em;}
p{margin:0;}
input,textarea,button,select{font-family:inherit;font-size:inherit;}
::selection{background:var(--blue);color:#fff;}

.wrap{width:100%;max-width:var(--w);margin:0 auto;padding:0 24px;}
.clearfix::after{content:"";display:table;clear:both;}

/* ---------- 顶部条 ---------- */
.topbar{
  background:var(--navy);
  color:rgba(255,255,255,.68);
  font-size:13px;
  line-height:1;
}
.topbar .wrap{
  display:flex;align-items:center;justify-content:space-between;
  height:40px;
}
.topbar-l,.topbar-r{display:flex;align-items:center;gap:22px;}
.topbar i{display:inline-flex;margin-right:6px;opacity:.75;vertical-align:-2px;}
.topbar a:hover{color:var(--blue-l);}
.topbar .hot{color:var(--blue-l);font-weight:600;letter-spacing:.02em;}

/* ---------- 页头 ---------- */
.header{
  position:sticky;top:0;z-index:90;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .3s var(--ease);
}
.header.scrolled{box-shadow:0 4px 22px rgba(10,37,64,.09);}
.header .wrap{display:flex;align-items:center;justify-content:space-between;height:78px;}

.logo{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.logo img{height:44px;width:auto;}
.logo-txt strong{display:block;font-size:19px;letter-spacing:.06em;color:var(--navy);line-height:1.2;}
.logo-txt span{display:block;font-size:11px;letter-spacing:.28em;color:var(--muted);text-transform:uppercase;}

.nav{display:flex;align-items:center;gap:2px;}
.nav>li{position:relative;}
.nav>li>a{
  display:block;padding:0 18px;height:78px;line-height:78px;
  font-size:15px;font-weight:500;color:var(--ink);position:relative;
}
.nav>li>a::after{
  content:"";position:absolute;left:18px;right:18px;bottom:22px;height:2px;
  background:var(--blue);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease);
}
.nav>li:hover>a{color:var(--blue-d);}
.nav>li:hover>a::after,
.nav>li.active>a::after{transform:scaleX(1);}
.nav>li.active>a{color:var(--blue-d);font-weight:600;}

.sub{
  position:absolute;top:100%;left:50%;transform:translate(-50%,10px);
  min-width:168px;padding:8px;background:#fff;border-radius:var(--r);
  box-shadow:var(--shadow-lg);border:1px solid var(--line);
  opacity:0;visibility:hidden;transition:all .28s var(--ease);
}
.nav>li:hover .sub{opacity:1;visibility:visible;transform:translate(-50%,0);}
.sub:empty{display:none;}
.nav>li>.sub:not(:has(a)){display:none;}
.sub a{
  display:block;padding:9px 14px;border-radius:8px;font-size:14px;color:var(--muted);white-space:nowrap;
}
.sub a:hover{background:var(--bg);color:var(--blue-d);}

.header-cta{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.header-tel{text-align:right;line-height:1.25;}
.header-tel em{display:block;font-style:normal;font-size:11px;color:var(--muted);letter-spacing:.1em;}
.header-tel b{font-size:19px;color:var(--navy);letter-spacing:.01em;}

.burger{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;background:#fff;cursor:pointer;padding:0;align-items:center;justify-content:center;}
.burger span{display:block;width:18px;height:2px;background:var(--navy);position:relative;}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--navy);}
.burger span::before{top:-6px;}
.burger span::after{top:6px;}

/* 移动菜单 */
.mnav{
  position:fixed;inset:0;z-index:200;background:rgba(8,31,56,.98);
  padding:26px 24px;display:none;flex-direction:column;overflow-y:auto;
}
.mnav.open{display:flex;}
.mnav-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px;}
.mnav-top img{height:38px;}
.mclose{width:40px;height:40px;border-radius:10px;border:1px solid rgba(255,255,255,.24);background:none;color:#fff;font-size:20px;cursor:pointer;line-height:1;}
.mnav a{color:#fff;font-size:17px;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.09);}
.mnav .msub a{font-size:15px;color:rgba(255,255,255,.66);padding-left:16px;border:0;}
.mnav-foot{margin-top:auto;padding-top:26px;color:rgba(255,255,255,.5);font-size:13px;}

/* ---------- 首屏 ---------- */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background:linear-gradient(135deg,#061829 0%,#0A2A47 38%,#0E4066 72%,#13648F 100%);
  padding:92px 0 0;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse 90% 70% at 50% 0%,#000 30%,transparent 78%);
  -webkit-mask-image:radial-gradient(ellipse 90% 70% at 50% 0%,#000 30%,transparent 78%);
}
.hero::after{
  content:"";position:absolute;right:-14%;top:-24%;width:720px;height:720px;border-radius:50%;
  background:radial-gradient(circle,rgba(63,193,240,.26) 0%,rgba(27,154,214,.10) 42%,transparent 68%);
  filter:blur(6px);
}
.hero .wrap{position:relative;z-index:2;}
.hero-main>*{min-width:0;}
.hero-main{display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:center;padding-bottom:74px;}

.hero-tag{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 15px;border-radius:99px;font-size:13px;letter-spacing:.06em;
  background:rgba(63,193,240,.13);border:1px solid rgba(63,193,240,.34);color:#8DDDF8;
  margin-bottom:26px;
}
.hero-tag b{width:6px;height:6px;border-radius:50%;background:var(--blue-l);box-shadow:0 0 0 4px rgba(63,193,240,.22);}

.hero h1{
  font-size:clamp(30px,4vw,52px);line-height:1.2;letter-spacing:-.02em;margin-bottom:22px;
}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(100deg,#3FC1F0 0%,#9EE6FF 46%,#3FC1F0 92%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{word-break:break-word;
  font-size:16px;line-height:1.9;color:rgba(255,255,255,.72);max-width:560px;margin-bottom:36px;
}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:52px;padding:0 30px;border-radius:10px;
  font-size:15px;font-weight:600;letter-spacing:.01em;cursor:pointer;border:0;
  transition:all .3s var(--ease);
}
.btn svg{flex:0 0 auto;transition:transform .3s var(--ease);}
.btn:hover svg{transform:translateX(4px);}
.btn-primary{
  background:linear-gradient(135deg,var(--blue) 0%,var(--blue-l) 100%);
  color:#fff;box-shadow:0 8px 24px rgba(27,154,214,.36);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(27,154,214,.46);}
.btn-ghost{
  background:rgba(255,255,255,.06);color:#fff;border:1px solid rgba(255,255,255,.3);
}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.55);}
.btn-dark{background:var(--navy);color:#fff;}
.btn-dark:hover{background:var(--navy-2);transform:translateY(-2px);}

/* 首屏右侧卡片 */
.hero-card{
  position:relative;background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-lg);padding:28px;backdrop-filter:blur(10px);
}
.hero-card h4{font-size:14px;color:rgba(255,255,255,.6);font-weight:500;letter-spacing:.1em;margin-bottom:20px;}
.hero-svc{display:grid;gap:12px;}
.hero-svc li{
  display:flex;align-items:center;gap:13px;padding:13px 15px;border-radius:10px;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.07);
  font-size:14.5px;color:rgba(255,255,255,.9);transition:all .3s var(--ease);
}
.hero-svc li:hover{background:rgba(63,193,240,.13);border-color:rgba(63,193,240,.3);transform:translateX(4px);}
.hero-svc .ic{
  width:34px;height:34px;border-radius:9px;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
  background:rgba(63,193,240,.16);color:var(--blue-l);
}

/* 首屏数据条 */
.hero-stats li{min-width:0;}
.hero-stats{
  position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid rgba(255,255,255,.12);
}
.hero-stats li{padding:26px 10px;text-align:center;border-right:1px solid rgba(255,255,255,.09);}
.hero-stats li:last-child{border-right:0;}
.hero-stats b{display:block;font-size:30px;font-weight:700;letter-spacing:-.02em;
  background:linear-gradient(120deg,#fff,#9EE6FF);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-stats b i{font-style:normal;font-size:16px;margin-left:1px;}
.hero-stats span{font-size:13px;color:rgba(255,255,255,.56);letter-spacing:.04em;}

/* ---------- 通用区块 ---------- */
.section{padding:92px 0;}
.section.tight{padding:70px 0;}
.section.alt{background:var(--bg);}
.section.dark{background:var(--navy);color:#fff;}

.sec-head{max-width:700px;margin-bottom:52px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.sec-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;
  color:var(--blue-d);margin-bottom:14px;
}
.sec-kicker::before{content:"";width:22px;height:2px;background:var(--blue);border-radius:2px;}
.sec-head.center .sec-kicker::after{content:"";width:22px;height:2px;background:var(--blue);border-radius:2px;}
.sec-head h2{font-size:clamp(24px,2.8vw,36px);letter-spacing:-.02em;margin-bottom:14px;}
.sec-head p{color:var(--muted);font-size:15.5px;line-height:1.9;}

/* ---------- 服务卡片 ---------- */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.svc-card{
  min-width:0;position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:34px 30px;overflow:hidden;transition:all .38s var(--ease);
}
.svc-card::before{
  content:"";position:absolute;left:0;top:0;height:3px;width:0;
  background:linear-gradient(90deg,var(--blue),var(--blue-l));transition:width .4s var(--ease);
}
.svc-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent;}
.svc-card:hover::before{width:100%;}
.svc-ic{
  width:56px;height:56px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(27,154,214,.12),rgba(63,193,240,.16));
  color:var(--blue-d);margin-bottom:22px;transition:all .38s var(--ease);
}
.svc-card:hover .svc-ic{background:linear-gradient(135deg,var(--blue),var(--blue-l));color:#fff;}
.svc-card h3{font-size:19px;margin-bottom:10px;}
.svc-card p{color:var(--muted);font-size:14.5px;line-height:1.85;}
.svc-card .num{
  position:absolute;right:22px;top:18px;font-size:44px;font-weight:800;line-height:1;
  color:rgba(19,36,61,.045);letter-spacing:-.04em;
}

/* ---------- 优势 ---------- */
.adv{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:center;}
.adv-left h2{font-size:clamp(24px,2.6vw,34px);margin-bottom:20px;letter-spacing:-.02em;}
.adv-left p{color:var(--muted);line-height:2;margin-bottom:16px;}
.adv-quote{
  margin-top:28px;padding:18px 22px;border-left:3px solid var(--blue);
  background:var(--bg);border-radius:0 10px 10px 0;font-size:14.5px;color:var(--navy-2);
}
.adv-list{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.adv-item{
  min-width:0;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px 22px;
  transition:all .32s var(--ease);
}
.adv-item:hover{border-color:rgba(27,154,214,.4);box-shadow:var(--shadow);transform:translateY(-3px);}
.adv-item .ic{
  width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  background:rgba(27,154,214,.1);color:var(--blue-d);margin-bottom:14px;
}
.adv-item h4{font-size:16px;margin-bottom:7px;}
.adv-item p{font-size:13.5px;color:var(--muted);line-height:1.8;}

/* ---------- 案例 ---------- */
.case-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(330px,1fr));gap:24px;}
.case-card{
  min-width:0;position:relative;border-radius:var(--r-lg);overflow:hidden;background:#fff;
  border:1px solid var(--line);transition:all .38s var(--ease);
}
.case-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);}
.case-thumb{position:relative;aspect-ratio:4/3;overflow:hidden;background:linear-gradient(135deg,#E9F1F9,#F5F8FC);}
.case-thumb img{width:100%;height:100%;object-fit:cover;object-position:top center;transition:transform .6s var(--ease);}
.case-card:hover .case-thumb img{transform:scale(1.06);}
.case-thumb .ph{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  color:rgba(19,36,61,.16);font-size:13px;letter-spacing:.2em;
}
.case-meta{padding:20px 22px 22px;}
.case-meta span{font-size:12.5px;color:var(--blue-d);letter-spacing:.06em;font-weight:600;}
.case-meta h3{font-size:16.5px;margin:6px 0 0;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.case-more{display:flex;justify-content:center;margin-top:44px;}

/* ---------- 流程 ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;}
.flow-item{position:relative;padding:0 22px;text-align:center;}
.flow-item::after{
  content:"";position:absolute;top:33px;right:-8px;width:16px;height:16px;
  border-top:2px solid rgba(255,255,255,.28);border-right:2px solid rgba(255,255,255,.28);
  transform:rotate(45deg);
}
.flow-item:last-child::after{display:none;}
.flow-num{
  width:66px;height:66px;margin:0 auto 20px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:21px;font-weight:700;color:var(--blue-l);
  background:rgba(63,193,240,.1);border:1px solid rgba(63,193,240,.3);
}
.flow-item h4{font-size:16.5px;margin-bottom:9px;color:#fff;}
.flow-item p{font-size:13.5px;color:rgba(255,255,255,.56);line-height:1.8;}

/* ---------- 新闻 ---------- */
.news-wrap{display:grid;grid-template-columns:1fr 1fr;gap:50px;}
.news-col h3{
  display:flex;align-items:center;justify-content:space-between;
  font-size:18px;padding-bottom:16px;border-bottom:2px solid var(--line);margin-bottom:8px;
}
.news-col h3 a{font-size:13px;font-weight:500;color:var(--muted);display:inline-flex;align-items:center;gap:5px;}
.news-col h3 a:hover{color:var(--blue-d);}
.news-body{min-width:0;}
.news-li{display:flex;gap:18px;padding:20px 0;border-bottom:1px dashed var(--line);align-items:flex-start;}
.news-li:hover .news-t{color:var(--blue-d);}
.news-date{
  flex:0 0 auto;width:60px;text-align:center;line-height:1.15;
  padding:9px 0;border-radius:9px;background:var(--bg);transition:all .3s var(--ease);
}
.news-li:hover .news-date{background:linear-gradient(135deg,var(--blue),var(--blue-l));}
.news-li:hover .news-date b,.news-li:hover .news-date span{color:#fff;}
.news-date b{display:block;font-size:19px;color:var(--navy);letter-spacing:-.02em;}
.news-date span{display:block;font-size:11px;color:var(--muted);}
.news-body{min-width:0;flex:1;}
.news-t{
  font-size:15.5px;font-weight:600;line-height:1.6;transition:color .25s var(--ease);
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;
}
.news-d{
  font-size:13.5px;color:var(--muted);line-height:1.8;margin-top:5px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}

/* ---------- CTA ---------- */
.cta{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,#0A2A47 0%,#0E4066 52%,#13648F 100%);
  color:#fff;padding:64px 0;
}
.cta::before{
  content:"";position:absolute;left:-6%;bottom:-70%;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(63,193,240,.2),transparent 68%);
}
.cta .wrap{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;}
.cta h2{font-size:clamp(22px,2.6vw,32px);letter-spacing:-.02em;margin-bottom:10px;}
.cta p{color:rgba(255,255,255,.66);font-size:15px;}

/* ---------- 页脚 ---------- */
.footer{background:var(--navy);color:rgba(255,255,255,.6);padding:64px 0 0;font-size:14px;}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:44px;padding-bottom:48px;}
.footer h5{font-size:15px;color:#fff;margin-bottom:20px;letter-spacing:.02em;}
.footer-brand img{height:40px;margin-bottom:18px;filter:brightness(0) invert(1);opacity:.92;}
.footer-brand p{line-height:1.95;color:rgba(255,255,255,.5);font-size:13.5px;max-width:280px;}
.footer-links li{margin-bottom:11px;}
.footer-links a{color:rgba(255,255,255,.58);font-size:13.5px;}
.footer-links a:hover{color:var(--blue-l);}
.footer-cont li{display:flex;gap:11px;margin-bottom:15px;font-size:13.5px;line-height:1.7;}
.footer-cont .ic{flex:0 0 auto;color:var(--blue-l);margin-top:3px;}
.footer-cont b{color:#fff;font-size:17px;letter-spacing:.01em;}
.footer-qr{text-align:center;}
.footer-qr img{width:104px;height:104px;object-fit:cover;border-radius:8px;background:#fff;padding:4px;margin:0 auto 9px;}
.footer-qr span{font-size:12px;color:rgba(255,255,255,.45);}
.footer-bot{
  border-top:1px solid rgba(255,255,255,.1);padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.4);
}
.footer-bot a:hover{color:var(--blue-l);}

/* ---------- 内页 ---------- */
.page-banner{
  position:relative;overflow:hidden;color:#fff;padding:70px 0 62px;
  background:linear-gradient(120deg,#081F38 0%,#0C3459 46%,#12557F 100%);
}
.page-banner::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:52px 52px;
  mask-image:radial-gradient(ellipse 80% 100% at 30% 0%,#000,transparent 76%);
  -webkit-mask-image:radial-gradient(ellipse 80% 100% at 30% 0%,#000,transparent 76%);
}
.page-banner .wrap{position:relative;z-index:2;}
.page-banner h1{font-size:clamp(26px,3vw,38px);letter-spacing:-.02em;margin-bottom:12px;}
.page-banner p{color:rgba(255,255,255,.6);font-size:15px;max-width:640px;}
.crumb{margin-top:20px;font-size:13px;color:rgba(255,255,255,.5);}
.crumb a{color:rgba(255,255,255,.62);}
.crumb a:hover{color:var(--blue-l);}
.crumb span{margin:0 8px;opacity:.45;}

.main{padding:64px 0 90px;}
.main.alt{background:var(--bg);}

/* 侧栏布局 */
.with-side{display:grid;grid-template-columns:264px 1fr;gap:44px;align-items:start;}

.side-nav{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;position:sticky;top:96px;}
.side-nav h4{
  background:linear-gradient(120deg,var(--navy),var(--navy-3));color:#fff;
  font-size:16px;padding:20px 22px;letter-spacing:.02em;
}
.side-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:15px 22px;border-bottom:1px solid var(--line);font-size:14.5px;color:var(--ink);
}
.side-nav a:last-child{border-bottom:0;}
.side-nav a:hover,.side-nav a.on{background:var(--bg);color:var(--blue-d);padding-left:26px;}
.side-nav a::after{content:"›";color:var(--muted);opacity:.5;}
.side-box{
  margin-top:22px;border-radius:var(--r-lg);overflow:hidden;color:#fff;
  background:linear-gradient(150deg,#0C3459,#13648F);padding:26px 22px;text-align:center;
}
.side-box h5{font-size:15px;margin-bottom:8px;}
.side-box p{font-size:13px;color:rgba(255,255,255,.62);margin-bottom:16px;}
.side-box b{display:block;font-size:21px;letter-spacing:.01em;margin-bottom:16px;}
.side-box .btn{height:44px;padding:0 22px;font-size:14px;width:100%;background:#fff;color:var(--navy);}

/* 列表 */
.list-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:22px;}
.list-grid.news-mode{grid-template-columns:1fr;}
.pager{display:flex;justify-content:center;gap:8px;margin-top:48px;flex-wrap:wrap;}
.pager a,.pager span{
  min-width:42px;height:42px;padding:0 14px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:9px;font-size:14px;color:var(--muted);background:#fff;
}
.pager a:hover{border-color:var(--blue);color:var(--blue-d);}
.pager .active,.pager span.current{background:var(--blue);border-color:var(--blue);color:#fff;}

/* 文章正文 */
.article{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:44px 46px;}
.article-hd{border-bottom:1px solid var(--line);padding-bottom:24px;margin-bottom:30px;}
.article-hd h1{font-size:clamp(22px,2.4vw,30px);line-height:1.42;margin-bottom:14px;letter-spacing:-.01em;}
.article-meta{display:flex;gap:22px;flex-wrap:wrap;font-size:13px;color:var(--muted);}
.article-meta span{display:inline-flex;align-items:center;gap:6px;}
.content{font-size:15.5px;line-height:2.05;color:#28374E;word-break:break-word;}
.content p{margin:0 0 18px;}
.content img{border-radius:10px;margin:22px auto;}
.content h2,.content h3,.content h4{margin:32px 0 14px;color:var(--ink);}
.content h2{font-size:22px;}
.content h3{font-size:19px;}
.content ul,.content ol{margin:0 0 18px;padding-left:22px;list-style:disc;}
.content ol{list-style:decimal;}
.content li{margin-bottom:8px;}
.content table{width:100%;border-collapse:collapse;margin:20px 0;font-size:14.5px;}
.content th,.content td{border:1px solid var(--line);padding:11px 14px;text-align:left;}
.content th{background:var(--bg);font-weight:600;}
.content blockquote{
  margin:22px 0;padding:18px 24px;background:var(--bg);border-left:3px solid var(--blue);
  border-radius:0 10px 10px 0;color:var(--navy-2);
}
.content a{color:var(--blue-d);text-decoration:underline;text-underline-offset:3px;}

.article-ft{margin-top:44px;padding-top:26px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;}
.article-nav{display:flex;flex-direction:column;gap:8px;font-size:14px;color:var(--muted);max-width:60%;}
.article-nav a:hover{color:var(--blue-d);}
.back-btn{
  display:inline-flex;align-items:center;gap:7px;height:44px;padding:0 22px;
  border:1px solid var(--line);border-radius:9px;font-size:14px;color:var(--ink);background:#fff;
}
.back-btn:hover{border-color:var(--blue);color:var(--blue-d);}

/* 案例详情图集 */
.gallery{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:30px;}
.gallery a{display:block;border-radius:12px;overflow:hidden;border:1px solid var(--line);}
.gallery img{width:100%;transition:transform .5s var(--ease);}
.gallery a:hover img{transform:scale(1.04);}

/* 单页 */
.single{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:48px;}
.single-hd{text-align:center;margin-bottom:36px;}
.single-hd h1{font-size:clamp(24px,2.6vw,32px);margin-bottom:12px;}
.single-hd .line{width:52px;height:3px;background:linear-gradient(90deg,var(--blue),var(--blue-l));border-radius:2px;margin:0 auto;}

/* 联系页 */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start;}
.contact-list{display:grid;gap:16px;}
.contact-card{
  display:flex;gap:18px;padding:24px 26px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r);transition:all .3s var(--ease);
}
.contact-card:hover{border-color:rgba(27,154,214,.35);box-shadow:var(--shadow);}
.contact-card .ic{
  width:46px;height:46px;border-radius:12px;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(27,154,214,.12),rgba(63,193,240,.18));color:var(--blue-d);
}
.contact-card h4{font-size:13px;color:var(--muted);font-weight:500;margin-bottom:4px;letter-spacing:.04em;}
.contact-card b{font-size:16.5px;color:var(--ink);line-height:1.5;word-break:break-all;}

.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:34px;}
.form-card h3{font-size:19px;margin-bottom:6px;}
.form-card > p{font-size:13.5px;color:var(--muted);margin-bottom:24px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.field{margin-bottom:14px;}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:7px;}
.field input,.field textarea,.field select{
  width:100%;border:1px solid var(--line);border-radius:9px;padding:12px 14px;
  font-size:14.5px;color:var(--ink);background:#FBFCFE;transition:all .25s var(--ease);
}
.field input:focus,.field textarea:focus,.field select:focus{
  outline:none;border-color:var(--blue);background:#fff;box-shadow:0 0 0 3px rgba(27,154,214,.12);
}
.field textarea{min-height:118px;resize:vertical;}
.form-card .btn{width:100%;margin-top:6px;}

.map-box{margin-top:36px;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);}
.map-box img{width:100%;}
.map-ph{
  height:340px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  text-align:center;padding:24px;
  background-color:#F6FAFE;
  background-image:linear-gradient(rgba(27,154,214,.07) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(27,154,214,.07) 1px,transparent 1px);
  background-size:38px 38px;
}
.map-ph-pin{
  width:54px;height:54px;border-radius:50%;background:#fff;color:var(--blue);
  display:flex;align-items:center;justify-content:center;box-shadow:0 8px 22px rgba(27,154,214,.2);
}
.map-ph b{font-size:19px;color:var(--navy);font-weight:600;}
.map-ph span{font-size:13.5px;line-height:1.8;color:var(--muted);max-width:430px;}
@media (max-width:600px){.map-ph{height:260px;}.map-ph b{font-size:17px;}}

/* 提示 */
.tip{padding:12px 16px;border-radius:9px;font-size:14px;margin-top:14px;display:none;}
.tip.ok{display:block;background:#E8F7EF;color:#1B7A4B;border:1px solid #B7E4CB;}
.tip.err{display:block;background:#FDECEC;color:#B4342F;border:1px solid #F5C6C4;}

/* 空状态 */
.empty{padding:70px 20px;text-align:center;color:var(--muted);background:#fff;border:1px dashed var(--line);border-radius:var(--r-lg);}

/* ---------- 动效 ---------- */
@keyframes rise{from{opacity:0;transform:translateY(22px);}to{opacity:1;transform:none;}}
.rise{animation:rise .7s var(--ease) both;}
.d1{animation-delay:.08s;}
.d2{animation-delay:.16s;}
.d3{animation-delay:.24s;}
.d4{animation-delay:.32s;}
@media (prefers-reduced-motion:reduce){
  .rise{animation:none!important;opacity:1!important;transform:none!important;}
}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .hero-main{grid-template-columns:1fr;gap:44px;}
  .hero-card{max-width:520px;}
  .svc-grid,.case-grid,.list-grid{grid-template-columns:repeat(2,1fr);}
  .adv{grid-template-columns:1fr;gap:44px;}
  .with-side{grid-template-columns:1fr;}
  .side-nav{position:static;}
  .side-box{display:none;}
  .footer-top{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:860px){
  .topbar-l span:not(.hot){display:none;}
  .topbar-r span:not(.hot){display:none;}
  .topbar .wrap{justify-content:center;gap:10px;}
  .nav,.header-tel{display:none;}
  .burger{display:flex;}
  .header .wrap{height:66px;}
  .section{padding:64px 0;}
  .flow{grid-template-columns:1fr 1fr;gap:36px 0;}
  .flow-item::after{display:none;}
  .news-wrap{grid-template-columns:1fr;gap:36px;}
  .contact-grid,.form-row{grid-template-columns:1fr;}
  .hero-stats li{min-width:0;}
.hero-stats{grid-template-columns:1fr 1fr;}
  .hero-stats li:nth-child(2){border-right:0;}
  .hero-stats li:nth-child(1),.hero-stats li:nth-child(2){border-bottom:1px solid rgba(255,255,255,.09);}
  .article,.single{padding:28px 22px;}
  .page-banner{padding:52px 0 46px;}
}
@media (max-width:600px){
  .wrap{padding:0 18px;}
  .hero h1{font-size:28px;}
  .hero-sub{word-break:break-word;font-size:15px;}
  .hero-stats b{font-size:24px;}
  .hero-stats li{padding:20px 6px;}
  .hero-card{padding:20px;}
  .sec-head h2{font-size:23px;}
  .svc-grid,.case-grid,.list-grid,.adv-list{grid-template-columns:1fr;}
  .hero{padding-top:56px;}
  .hero-btns .btn{flex:1 1 100%;}
  .footer-top{grid-template-columns:1fr;}
  .cta .wrap{flex-direction:column;align-items:flex-start;}
  .footer-bot{flex-direction:column;align-items:flex-start;gap:8px;}
  .gallery{grid-template-columns:1fr;}
  .article-nav{max-width:100%;}
}