/* =========================================================
   天塑皮革有限公司 官网样式
   主色：深蓝 #0a2540 + 白色，B2B 工业风
   修改色值只需改 :root 变量
   ========================================================= */

:root{
  --navy:#0a2540;
  --navy-700:#103358;
  --navy-600:#1a4169;
  --blue:#1668d6;
  --blue-dark:#0f55b3;
  --ink:#0f1b2a;
  --muted:#5f7286;
  --line:#e2e8f0;
  --bg:#ffffff;
  --bg-soft:#f4f7fa;
  --radius:10px;
  --radius-lg:16px;
  --header-h:78px;
  --shadow-sm:0 2px 10px rgba(10,37,64,.06);
  --shadow-md:0 10px 30px rgba(10,37,64,.10);
  --shadow-lg:0 24px 50px rgba(10,37,64,.16);
  --container:1180px;
}

*,*::before,*::after{box-sizing:border-box;}

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}

body{
  margin:0;
  padding-top:var(--header-h);
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:15px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul{padding-left:0;list-style:none;}
button{font:inherit;color:inherit;}

h1,h2,h3,h4{line-height:1.35;font-weight:700;letter-spacing:.2px;}
h1{font-size:clamp(28px,3.6vw,46px);}
h2{font-size:clamp(22px,2.2vw,30px);}
h3{font-size:17px;}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

.skip-link{
  position:absolute;left:-9999px;top:0;z-index:999;
  background:var(--navy);color:#fff;padding:10px 18px;
}
.skip-link:focus{left:0;}

/* ---------------- 按钮 / 链接 ---------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  gap:8px;padding:0 22px;height:46px;
  border-radius:6px;border:1px solid transparent;
  font-size:15px;font-weight:600;white-space:nowrap;
  cursor:pointer;transition:background .2s,border-color .2s,color .2s,transform .2s,box-shadow .2s;
}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 6px 16px rgba(22,104,214,.24);}
.btn-primary:hover{background:var(--blue-dark);transform:translateY(-1px);}
.btn-outline-light{border-color:rgba(255,255,255,.45);color:#fff;background:transparent;}
.btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:#fff;}
.btn-lg{height:52px;padding:0 28px;font-size:16px;}
.btn-block{width:100%;}

.link-more{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--blue);font-weight:600;font-size:14.5px;
}
.link-more span{transition:transform .2s;}
.link-more:hover span{transform:translateX(4px);}

.eyebrow{
  display:inline-block;font-size:12px;letter-spacing:2px;
  color:var(--blue);font-weight:700;margin-bottom:10px;
}
.eyebrow-light{color:#8fb7e8;}
.muted{color:var(--muted);font-size:13.5px;}

/* ---------------- 顶部导航 ---------------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  height:var(--header-h);
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s,background .25s;
}
.site-header.is-scrolled{box-shadow:0 4px 18px rgba(10,37,64,.08);background:#fff;}
.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px;}

.logo{display:flex;align-items:center;flex-shrink:0;}
.logo-img{height:40px;width:auto;display:block;}

.nav{display:flex;align-items:center;gap:4px;}
.nav a{
  position:relative;padding:10px 14px;font-size:15px;font-weight:600;color:#243b53;
  border-radius:6px;transition:color .2s,background .2s;
}
.nav a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--blue);transform:scaleX(0);transform-origin:left;
  transition:transform .25s;
}
.nav a:hover{color:var(--blue);}
.nav a:hover::after,.nav a.is-active::after{transform:scaleX(1);}
.nav a.is-active{color:var(--blue);}

.header-actions{display:flex;align-items:center;gap:14px;flex-shrink:0;}
.header-tel{display:flex;flex-direction:column;line-height:1.2;text-align:right;}
.header-tel-label{font-size:11px;color:var(--muted);letter-spacing:.5px;}
.header-tel strong{font-size:17px;color:var(--navy);font-weight:800;letter-spacing:.4px;}

.hamburger{
  display:none;width:44px;height:44px;padding:0;
  background:transparent;border:1px solid var(--line);border-radius:8px;
  cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.hamburger span{display:block;width:20px;height:2px;background:var(--navy);transition:transform .25s,opacity .25s;}
.hamburger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.hamburger.is-open span:nth-child(2){opacity:0;}
.hamburger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* 抽屉菜单 */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,84vw);
  background:#fff;z-index:130;
  display:flex;flex-direction:column;
  transform:translateX(102%);transition:transform .28s ease;
  box-shadow:-16px 0 40px rgba(10,37,64,.18);
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 20px;border-bottom:1px solid var(--line);
}
.drawer-title{font-weight:700;color:var(--navy);}
.drawer-close{
  background:none;border:0;font-size:26px;line-height:1;
  color:var(--muted);cursor:pointer;padding:0 4px;
}
.drawer-nav{display:flex;flex-direction:column;padding:8px 0;overflow-y:auto;flex:1;}
.drawer-nav a{
  padding:13px 24px;font-size:16px;font-weight:600;color:#243b53;
  border-left:3px solid transparent;
}
.drawer-nav a.is-active{color:var(--blue);border-left-color:var(--blue);background:var(--bg-soft);}
.drawer-nav .drawer-sub{font-size:14px;font-weight:400;color:var(--muted);padding:9px 24px 9px 38px;}
.drawer-foot{padding:18px 20px 24px;border-top:1px solid var(--line);}
.drawer-tip{margin-top:10px;font-size:12.5px;color:var(--muted);text-align:center;}
.drawer-overlay{
  position:fixed;inset:0;background:rgba(10,37,64,.45);
  z-index:120;opacity:0;transition:opacity .28s;
}
.drawer-overlay.is-open{opacity:1;}

/* ---------------- 页面容器 ---------------- */
.page{display:block;animation:pageIn .35s ease both;}
@keyframes pageIn{from{opacity:0;transform:translateY(10px);}to{opacity:1;transform:none;}}

/* ---------------- 通用区块 ---------------- */
.section{padding:72px 0;}
.section-soft{background:var(--bg-soft);}
.section-head{max-width:760px;margin-bottom:38px;}
.section-head h2{color:var(--navy);}
.section-sub{margin-top:12px;color:var(--muted);font-size:15.5px;}
.section-head.between{
  max-width:none;display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
}

.grid{display:grid;gap:22px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}

/* ---------------- Hero ---------------- */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(125deg,#071c31 0%,#0a2540 45%,#123a60 100%);
  color:#fff;
}
.hero-bg{
  position:absolute;inset:0;opacity:.5;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(circle at 30% 30%,#000 0%,transparent 75%);
  -webkit-mask-image:radial-gradient(circle at 30% 30%,#000 0%,transparent 75%);
}
.hero-inner{
  position:relative;display:grid;grid-template-columns:1.15fr .85fr;
  align-items:center;gap:60px;padding-top:76px;padding-bottom:80px;
}
.hero-copy h1{color:#fff;margin:4px 0 18px;}
.hero-sub{color:#c6d6e7;font-size:16.5px;max-width:560px;}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:30px;}
.hero-badges li{
  position:relative;padding-left:20px;font-size:13.5px;color:#a9c0d6;letter-spacing:.4px;
}
.hero-badges li::before{
  content:"";position:absolute;left:0;top:7px;width:9px;height:9px;
  border-radius:2px;background:#3f8ee0;
  box-shadow:0 0 0 3px rgba(63,142,224,.22);
}
.hero-media{position:relative;}
.hero-media img{
  width:100%;aspect-ratio:4/3.1;object-fit:cover;border-radius:var(--radius-lg);
  border:1px solid rgba(255,255,255,.18);
  box-shadow:0 30px 60px rgba(0,0,0,.35);
}
.hero-stat-card{
  position:absolute;left:-20px;bottom:-18px;
  background:#fff;color:var(--navy);
  padding:16px 22px;border-radius:12px;
  box-shadow:0 18px 40px rgba(0,0,0,.28);
  line-height:1.2;
}
.hero-stat-card strong{display:block;font-size:30px;font-weight:800;letter-spacing:.5px;}
.hero-stat-card strong small{font-size:13px;font-weight:600;margin-left:2px;color:var(--muted);}
.hero-stat-card span{font-size:12.5px;color:var(--muted);letter-spacing:.5px;}

/* ---------------- 优势卡 ---------------- */
.adv-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 24px;position:relative;transition:transform .25s,box-shadow .25s,border-color .25s;
}
.adv-card::before{
  content:"";position:absolute;left:0;top:24px;bottom:24px;width:3px;
  background:var(--blue);border-radius:0 3px 3px 0;
  transform:scaleY(0);transform-origin:top;transition:transform .3s;
}
.adv-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#cfe0f3;}
.adv-card:hover::before{transform:scaleY(1);}
.ico-box{
  display:grid;place-items:center;width:48px;height:48px;border-radius:10px;
  background:#eaf2fc;color:var(--blue);margin-bottom:16px;
}
.ico-box svg{width:24px;height:24px;}
.adv-card h3{color:var(--navy);margin-bottom:8px;}
.adv-card p{color:var(--muted);font-size:14.5px;}

/* ---------------- 数据条 ---------------- */
.stats-band{background:var(--navy);color:#fff;padding:44px 0;}
.stats-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;}
.stat{text-align:center;padding:0 10px;border-right:1px solid rgba(255,255,255,.12);}
.stat:last-child{border-right:0;}
.stat strong{display:block;font-size:38px;font-weight:800;color:#fff;line-height:1.1;letter-spacing:.5px;}
.stat strong span{font-size:15px;font-weight:600;margin-left:3px;color:#8fb7e8;}
.stat > span{font-size:13.5px;color:#a9c0d6;letter-spacing:.5px;}

/* ---------------- 分类卡 ---------------- */
.cat-card{
  display:flex;flex-direction:column;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:transform .28s,box-shadow .28s;
}
.cat-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);}
.cat-media{overflow:hidden;background:#dfe7ef;}
.cat-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .5s;}
.cat-card:hover .cat-media img{transform:scale(1.05);}
.cat-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:8px;flex:1;}
.cat-body h3{color:var(--navy);font-size:18px;}
.cat-body p{color:var(--muted);font-size:14px;flex:1;}

/* ---------------- CTA 条 ---------------- */
.cta-band{background:linear-gradient(120deg,#0a2540,#15406a);color:#fff;}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.cta-inner h2{color:#fff;}
.cta-inner p{color:#b9cde0;margin-top:8px;max-width:560px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* 首页联系三宫格 */
.contact-mini-item{
  border-top:2px solid var(--navy);padding-top:16px;
}
.contact-mini-item h3{color:var(--navy);margin-bottom:6px;font-size:15px;}
.contact-mini-item p{color:var(--muted);}
.contact-mini-item a{color:var(--blue);font-weight:600;}

/* ---------------- 内页头 ---------------- */
.page-hero{
  background:linear-gradient(120deg,#0a2540,#12395e);
  color:#fff;padding:56px 0 52px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.crumbs{font-size:13px;color:#8fb7e8;margin-bottom:14px;display:flex;gap:8px;align-items:center;}
.crumbs a:hover{color:#fff;}
.page-hero h1{color:#fff;margin-bottom:12px;}
.page-hero p{color:#c1d4e5;max-width:820px;font-size:15.5px;}

/* ---------------- 产品中心 ---------------- */
.cat-nav-wrap{
  position:sticky;top:var(--header-h);z-index:50;
  background:#fff;border-bottom:1px solid var(--line);
  box-shadow:0 4px 12px rgba(10,37,64,.04);
}
.cat-nav{display:flex;gap:10px;padding-top:12px;padding-bottom:12px;overflow-x:auto;}
.cat-nav a{
  padding:8px 18px;border-radius:20px;border:1px solid var(--line);
  font-size:14px;font-weight:600;color:#2a445e;white-space:nowrap;
  transition:background .2s,color .2s,border-color .2s;
}
.cat-nav a:hover{background:var(--navy);color:#fff;border-color:var(--navy);}

.cat-block{padding:56px 0 8px;scroll-margin-top:calc(var(--header-h) + 66px);}
.cat-block + .cat-block{border-top:1px solid var(--line);margin-top:24px;}
.cat-block-head{margin-bottom:30px;}
.cat-block-head h2{color:var(--navy);}
.cat-block-head .section-sub{margin-top:10px;}

.p-card{
  display:flex;flex-direction:column;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.p-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#cfe0f3;}
.p-media{position:relative;overflow:hidden;background:#e8eef5;}
.p-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .5s;}
.p-card:hover .p-media img{transform:scale(1.06);}
.p-badge{
  position:absolute;left:12px;top:12px;
  background:rgba(10,37,64,.88);color:#fff;
  font-size:11.5px;letter-spacing:.5px;padding:3px 10px;border-radius:4px;
  backdrop-filter:blur(4px);
}
.p-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:12px;flex:1;}
.p-name{font-size:15.5px;color:var(--navy);line-height:1.5;}
.p-name em{
  display:block;font-style:normal;font-size:12px;font-weight:600;
  color:var(--muted);letter-spacing:.6px;margin-top:2px;
}
.p-specs{margin:0;border-top:1px dashed var(--line);}
.p-specs li{
  display:flex;justify-content:space-between;gap:10px;
  padding:6px 0;border-bottom:1px dashed var(--line);font-size:13px;
}
.p-specs li span{color:var(--muted);}
.p-specs li b{color:var(--ink);font-weight:600;}
.p-body .btn{height:40px;font-size:14px;margin-top:auto;}

/* 产品参考价（后台可改，留空则不显示） */
.p-price{
  display:flex;align-items:baseline;gap:8px;
  padding:10px 12px;border-radius:8px;
  background:#fff7ed;border:1px solid #fed7aa;
}
.p-price span{font-size:12px;color:#9a3412;letter-spacing:.5px;}
.p-price strong{font-size:19px;font-weight:800;color:#c2410c;line-height:1.2;}

.notice-box{
  margin:40px 0 72px;padding:20px 24px;border-radius:var(--radius);
  background:#eef4fb;border:1px solid #d4e4f6;color:#2a445e;font-size:14px;
}
.notice-box strong{color:var(--navy);}

/* ---------------- 关于我们 ---------------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.split-media img{border-radius:var(--radius-lg);box-shadow:var(--shadow-md);width:100%;aspect-ratio:4/3.2;object-fit:cover;}
.split-copy h2{color:var(--navy);margin-bottom:16px;}
.split-copy p{color:var(--muted);margin-bottom:14px;}
.tick-list{margin-top:18px;display:flex;flex-direction:column;gap:10px;}
.tick-list li{position:relative;padding-left:26px;font-size:14.5px;color:#2a445e;}
.tick-list li::before{
  content:"";position:absolute;left:0;top:8px;width:14px;height:8px;
  border-left:2px solid var(--blue);border-bottom:2px solid var(--blue);
  transform:rotate(-45deg);
}

.metric-grid{gap:18px;}
.metric-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;text-align:center;
}
.metric-card strong{display:block;font-size:26px;color:var(--navy);font-weight:800;}
.metric-card span{font-size:13px;color:var(--muted);}

.equip-card{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:24px 22px;
  transition:transform .25s,box-shadow .25s;
}
.equip-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);}
.equip-card h3{color:var(--navy);margin-bottom:8px;padding-right:60px;}
.equip-card p{color:var(--muted);font-size:14px;}
.equip-num{
  position:absolute;right:20px;top:20px;
  font-size:12px;font-weight:700;color:var(--blue);
  background:#eaf2fc;padding:2px 9px;border-radius:20px;
}

.cert-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px;text-align:center;}
.cert-ph{
  height:130px;border-radius:8px;border:1px dashed #b9c9da;
  display:grid;place-items:center;
  background:repeating-linear-gradient(45deg,#f7fafd,#f7fafd 10px,#eef3f8 10px,#eef3f8 20px);
  color:#8497a9;font-size:13px;letter-spacing:1px;margin-bottom:14px;
}
.cert-card h3{font-size:15px;color:var(--navy);}
.cert-card p{font-size:12.5px;color:var(--muted);}

/* ---------------- 案例 ---------------- */
.case-card{
  display:flex;flex-direction:column;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;
  transition:transform .28s,box-shadow .28s;
}
.case-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);}
.case-media{overflow:hidden;background:#e8eef5;}
.case-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .55s;}
.case-card:hover .case-media img{transform:scale(1.04);}
.case-body{padding:26px 28px 28px;}
.case-body h2{font-size:21px;color:var(--navy);margin:4px 0 10px;}
.case-body > p{color:var(--muted);font-size:14.5px;margin-bottom:16px;}
.tag-list{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px;}
.tag-list li{
  font-size:12.5px;color:#2a445e;background:var(--bg-soft);
  border:1px solid var(--line);border-radius:4px;padding:4px 10px;
}

/* ---------------- 环保优势 ---------------- */
.eco-grid{gap:24px;}
.eco-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:34px 30px 32px;overflow:hidden;
}
.eco-card::after{
  content:"";position:absolute;right:-40px;bottom:-40px;width:140px;height:140px;
  border-radius:50%;background:radial-gradient(circle,rgba(22,104,214,.10),transparent 70%);
}
.eco-num{
  display:inline-block;font-size:13px;font-weight:800;letter-spacing:2px;
  color:var(--blue);margin-bottom:10px;
}
.eco-card h2{font-size:20px;color:var(--navy);margin-bottom:10px;}
.eco-card p{color:var(--muted);font-size:14.5px;position:relative;z-index:1;}

.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:#fff;}
.cmp-table{width:100%;border-collapse:collapse;min-width:620px;font-size:14.5px;}
.cmp-table th,.cmp-table td{padding:15px 18px;text-align:left;border-bottom:1px solid var(--line);}
.cmp-table thead th{background:var(--navy);color:#fff;font-size:14px;letter-spacing:.5px;font-weight:600;}
.cmp-table thead th.is-ours{background:var(--blue);}
.cmp-table tbody th{color:var(--navy);font-weight:600;background:var(--bg-soft);width:22%;}
.cmp-table td{color:var(--muted);}
.cmp-table td.is-ours{color:#1c4a7c;font-weight:600;background:#f2f8ff;}
.cmp-table tbody tr:last-child th,.cmp-table tbody tr:last-child td{border-bottom:0;}
.table-note{margin-top:12px;font-size:12.5px;color:var(--muted);}

.report-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px;text-align:center;}
.report-ph{
  height:190px;border-radius:8px;border:1px dashed #b9c9da;
  display:grid;place-items:center;
  background:repeating-linear-gradient(45deg,#f7fafd,#f7fafd 10px,#eef3f8 10px,#eef3f8 20px);
  color:#8497a9;font-size:13px;letter-spacing:1px;margin-bottom:14px;
}
.report-card h3{font-size:15px;color:var(--navy);margin-bottom:4px;}
.report-card p{font-size:12.5px;color:var(--muted);}

/* ---------------- 联系我们 ---------------- */
.contact-layout{display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:start;}
.contact-info h2{color:var(--navy);margin-bottom:22px;}
.contact-info h2,.contact-form-wrap h2{font-size:24px;}
.info-list{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--line);}
.info-list li{
  display:flex;gap:16px;padding:13px 0;border-bottom:1px solid var(--line);font-size:14.5px;
}
.info-label{width:92px;flex-shrink:0;color:var(--muted);}
.info-value{color:var(--ink);}
.info-value a{color:var(--blue);font-weight:600;}

.qr-box{
  display:flex;gap:18px;align-items:center;margin-top:26px;
  padding:18px;border:1px solid var(--line);border-radius:var(--radius);background:var(--bg-soft);
}
.qr-ph{
  width:104px;height:104px;flex-shrink:0;border:1px dashed #b9c9da;border-radius:8px;
  display:grid;place-items:center;text-align:center;
  background:repeating-linear-gradient(45deg,#fff,#fff 9px,#f0f5fa 9px,#f0f5fa 18px);
  color:#8497a9;font-size:12px;line-height:1.5;
}
.qr-text strong{color:var(--navy);}
.qr-text p{font-size:13.5px;color:var(--muted);margin-top:4px;}
.qr-img{width:104px;height:104px;flex-shrink:0;border-radius:8px;object-fit:cover;border:1px solid var(--line);}

.map-ph{
  margin-top:22px;height:200px;border-radius:var(--radius);
  border:1px dashed #b9c9da;
  background:repeating-linear-gradient(45deg,#f7fafd,#f7fafd 12px,#eef3f8 12px,#eef3f8 24px);
  display:grid;place-items:center;text-align:center;
  color:#8497a9;font-size:13px;line-height:1.8;padding:20px;
}
.map-img{margin-top:22px;width:100%;height:200px;object-fit:cover;border-radius:var(--radius);border:1px solid var(--line);}

.contact-form-wrap{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:34px 32px 30px;box-shadow:var(--shadow-sm);
}
.contact-form-wrap h2{color:var(--navy);}
.form-intro{font-size:14px;color:var(--muted);margin:6px 0 22px;}
.form-intro b{color:#d64545;}

.contact-form{display:flex;flex-direction:column;gap:16px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{display:flex;flex-direction:column;gap:6px;}
.field label{font-size:13.5px;font-weight:600;color:#2a445e;}
.field label b{color:#d64545;}
.field input,.field textarea{
  width:100%;font:inherit;font-size:14.5px;color:var(--ink);
  padding:12px 14px;border:1px solid #cfdae6;border-radius:8px;
  background:#fbfdff;transition:border-color .2s,box-shadow .2s,background .2s;
}
.field textarea{resize:vertical;min-height:120px;}
.field input::placeholder,.field textarea::placeholder{color:#9aabbd;}
.field input:focus,.field textarea:focus{
  outline:0;border-color:var(--blue);background:#fff;
  box-shadow:0 0 0 3px rgba(22,104,214,.14);
}
.field.has-error input,.field.has-error textarea{border-color:#d64545;box-shadow:0 0 0 3px rgba(214,69,69,.12);}
.field-error{font-size:12.5px;color:#d64545;min-height:0;}
.prefill-tip{
  display:none;margin:0 0 18px;padding:10px 14px;border-radius:8px;
  background:#eef5ff;border:1px solid #d4e4f6;
  font-size:13.5px;color:#1c4a7c;
}
.prefill-tip.is-visible{display:block;}
.prefill-tip b{color:var(--navy);}
.form-note{
  font-size:14px;color:#1a7f4b;background:#e9f8f0;border:1px solid #bfe8d3;
  border-radius:8px;padding:12px 14px;display:none;
}
.form-note.is-visible{display:block;}
.form-privacy{font-size:12.5px;color:var(--muted);text-align:center;}

/* ---------------- 底部 ---------------- */
.site-footer{background:var(--navy);color:#a9c0d6;padding-top:56px;font-size:14px;}
.footer-inner{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px;}
.logo-footer{margin-bottom:16px;}
.logo-footer .logo-img{height:44px;}
.footer-brand p{font-size:13.5px;line-height:1.85;max-width:330px;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:14px;letter-spacing:.5px;}
.footer-col a,.footer-col p{display:block;font-size:13.5px;line-height:2.1;color:#a9c0d6;transition:color .2s;}
.footer-col a:hover{color:#fff;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.10);padding:18px 0;}
.footer-bottom-inner{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:#7f9ab3;}

/* ---------------- 悬浮电话按钮 ---------------- */
.call-fab{
  position:fixed;right:26px;bottom:26px;z-index:110;
  display:flex;align-items:center;gap:10px;
  background:var(--navy);color:#fff;
  padding:12px 20px 12px 16px;border-radius:50px;
  box-shadow:0 14px 30px rgba(10,37,64,.32);
  transition:transform .2s,background .2s;
}
.call-fab:hover{transform:translateY(-3px);background:var(--navy-600);}
.call-fab svg{width:20px;height:20px;flex-shrink:0;}
.call-fab-text{display:flex;flex-direction:column;line-height:1.25;}
.call-fab-text small{font-size:11px;color:#8fb7e8;letter-spacing:.5px;}
.call-fab-text strong{font-size:15px;letter-spacing:.4px;}

/* ---------------- 滚动浮现 ---------------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease;}
.reveal.is-in{opacity:1;transform:none;}

/* =========================================================
   响应式
   ========================================================= */
@media (max-width:1080px){
  .hero-inner{grid-template-columns:1fr;gap:44px;padding-top:56px;padding-bottom:64px;}
  .hero-media{max-width:560px;}
  .hero-sub{max-width:none;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .footer-inner{grid-template-columns:1fr 1fr;gap:32px;}
  .contact-layout{grid-template-columns:1fr;gap:40px;}
}

@media (max-width:900px){
  .nav{display:none;}
  .hamburger{display:flex;}
  .header-tel{display:none;}
  .split{grid-template-columns:1fr;gap:32px;}
  .section{padding:56px 0;}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .stats-inner{grid-template-columns:repeat(2,1fr);gap:24px;}
  .stat{border-right:0;}
  .stat:nth-child(-n+2){padding-bottom:20px;border-bottom:1px solid rgba(255,255,255,.12);}
}

@media (max-width:720px){
  :root{--header-h:64px;}
  body{font-size:14.5px;padding-bottom:64px;}
  .container{padding:0 18px;}
  .logo-img{height:34px;}
  .hero-inner{padding-top:44px;padding-bottom:56px;}
  .hero-media img{aspect-ratio:4/3;}
  .hero-stat-card{left:auto;right:14px;bottom:-14px;padding:12px 16px;}
  .hero-stat-card strong{font-size:24px;}
  .hero-btns .btn{flex:1;min-width:150px;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .section-head.between{flex-direction:column;align-items:flex-start;gap:14px;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1;}
  .case-body{padding:22px 20px 24px;}
  .contact-form-wrap{padding:24px 20px 22px;}
  .form-row{grid-template-columns:1fr;}
  .footer-inner{grid-template-columns:1fr;gap:26px;padding-bottom:32px;}
  .footer-bottom-inner{justify-content:center;text-align:center;}
  .cat-nav{padding-top:10px;padding-bottom:10px;}
  .cat-block{padding:40px 0 8px;scroll-margin-top:calc(var(--header-h) + 60px);}
  /* 悬浮按钮改为底部整条 */
  .call-fab{
    left:0;right:0;bottom:0;border-radius:0;
    justify-content:center;padding:12px 16px;
    box-shadow:0 -6px 20px rgba(10,37,64,.22);
  }
  .call-fab-text{flex-direction:row;align-items:center;gap:8px;}
  .call-fab-text small{font-size:12px;}
  .call-fab-text strong{font-size:16px;}
}

@media (max-width:420px){
  .hero-badges{gap:8px 16px;}
  .p-card .btn{height:38px;}
  .info-label{width:78px;}
}