/* ==========================================================
   广州恒桓技术有限公司 官网共享样式
   ========================================================== */
:root{
  --steel:#101820;
  --steel-2:#1a2634;
  --steel-3:#243447;
  --orange:#f97316;
  --orange-dark:#ea580c;
  --orange-soft:rgba(249,115,22,.12);
  --text:#243040;
  --muted:#5d6b7a;
  --bg:#ffffff;
  --bg-soft:#f5f7f9;
  --line:#e5e9ee;
  --radius:12px;
  --shadow:0 10px 30px rgba(16,24,32,.10);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Noto Sans Arabic","Segoe UI","Helvetica Neue",Tahoma,Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.75}
a{text-decoration:none;color:inherit}
ul,ol{list-style:none}
img{max-width:100%;display:block}
.container{width:min(1160px,92%);margin:0 auto}

/* ===== 顶部条 ===== */
.topbar{background:var(--steel);color:rgba(255,255,255,.78);font-size:14px;padding:12px 0}
.topbar .container{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:6px 24px}
.topbar b{color:var(--orange);font-weight:700}
.topbar span[data-eid="e1"],.topbar .hotline{font-size:14px;line-height:1.5;display:block}
.topbar .hotline b{font-size:14px}
.topbar .tb-sub{display:block !important;font-size:14px;line-height:1.5;margin-top:3px;letter-spacing:normal;opacity:1}
.topbar .lang-switch{flex-basis:100%;justify-content:flex-end;margin-top:2px}

/* ===== 导航 ===== */
.nav{position:sticky;top:0;z-index:100;background:rgba(26,38,52,.96);backdrop-filter:blur(8px)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;min-height:128px;padding:10px 0}
.logo{display:flex;align-items:center;gap:12px;color:#fff;font-size:22px;font-weight:800}
.logo small{display:block;font-size:12px;font-weight:400;color:rgba(255,255,255,.55);letter-spacing:2px}
.nav .logo{flex:none}
.nav .logo > span{white-space:nowrap}
.nav .logo small{white-space:normal;max-width:360px}
.logo-mark{width:108px;height:108px;border-radius:50%;object-fit:cover;flex:none;background:transparent}
.nav-links{display:flex;gap:1px;align-items:center;flex-wrap:wrap}
.nav-links a{color:rgba(255,255,255,.85);padding:8px 9px;border-radius:8px;font-size:14px;transition:.2s;white-space:nowrap}
.nav-links a:hover,.nav-links a.active{color:#fff;background:rgba(255,255,255,.1)}
.nav-links a.two-line{display:flex;flex-direction:column;align-items:center;justify-content:center;line-height:1.3;padding:5px 10px}
.nav-links a.two-line span{font-size:inherit;font-weight:inherit;color:inherit}
.nav .nav-inner{width:min(1320px,96%)}
.nav-cta{background:var(--orange);color:#fff!important;font-weight:700;margin-left:6px}
.nav-cta:hover{background:var(--orange-dark)!important}
.menu-btn{display:none;background:none;border:none;cursor:pointer;padding:8px}
.menu-btn span{display:block;width:24px;height:2px;background:#fff;margin:5px 0;border-radius:2px}

/* ===== 首页 Hero ===== */
.hero{position:relative;color:#fff;padding:96px 0 108px;overflow:hidden;
  background:linear-gradient(120deg,rgba(16,24,32,.92) 30%,rgba(16,24,32,.55) 70%,rgba(16,24,32,.35)),url("../img/hero-robot.jpg") center/cover no-repeat}
.hero-tag{display:inline-flex;align-items:center;gap:8px;background:rgba(249,115,22,.16);border:1px solid rgba(249,115,22,.5);color:#fdba74;padding:6px 16px;border-radius:999px;font-size:14px;margin-bottom:22px}
.hero h1{font-size:clamp(28px,4.6vw,48px);line-height:1.28;font-weight:800;margin-bottom:18px;text-shadow:0 2px 18px rgba(0,0,0,.35)}
.hero h1 em{font-style:normal;color:var(--orange)}
.hero .sub{font-size:clamp(15px,2vw,18px);color:rgba(255,255,255,.86);max-width:680px;margin-bottom:14px;text-shadow:0 1px 10px rgba(0,0,0,.3)}
.hero .brands-line{color:rgba(255,255,255,.62);font-size:14.5px;margin-bottom:34px;letter-spacing:.5px}
.hero .container{position:relative;z-index:1}

/* ===== 内页页头 ===== */
.page-hero{position:relative;color:#fff;padding:64px 0 72px;overflow:hidden;
  background:linear-gradient(120deg,rgba(16,24,32,.94) 30%,rgba(16,24,32,.78)),url("../img/hero-robot.jpg") center/cover no-repeat}
.page-hero h1{font-size:clamp(26px,3.6vw,40px);font-weight:800;margin-bottom:12px}
.page-hero p{color:rgba(255,255,255,.75);max-width:720px}
.page-hero .container{position:relative;z-index:1}
.crumbs{font-size:13.5px;color:rgba(255,255,255,.6);margin-bottom:16px}
.crumbs a{color:rgba(255,255,255,.6)}
.crumbs a:hover{color:#fff}
.crumbs i{font-style:normal;margin:0 7px;color:rgba(255,255,255,.35)}

/* ===== 按钮 ===== */
.btn{display:inline-block;padding:13px 30px;border-radius:9px;font-size:15.5px;font-weight:700;transition:.25s;cursor:pointer;border:none}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 8px 24px rgba(249,115,22,.3)}
.btn-primary:hover{background:var(--orange-dark);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.45);margin-left:12px}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn-line{background:#fff;color:var(--orange);border:1.5px solid var(--orange)}
.btn-line:hover{background:var(--orange-soft)}
.btn-sm{padding:9px 20px;font-size:14px}

/* ===== 信任条 ===== */
.trust{margin-top:-52px;position:relative;z-index:2}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.trust-item{padding:26px 18px;text-align:center;border-right:1px solid var(--line)}
.trust-item:last-child{border-right:none}
.trust-item b{display:block;font-size:21px;color:var(--steel);font-weight:800;margin-bottom:4px}
.trust-item b i{font-style:normal;color:var(--orange)}
.trust-item span{color:var(--muted);font-size:13.5px}

/* ===== 通用区块 ===== */
section.block{padding:82px 0}
.sec-head{text-align:center;max-width:700px;margin:0 auto 50px}
.sec-head .kicker{color:var(--orange);font-weight:700;font-size:13.5px;letter-spacing:3px}
.sec-head h2{font-size:clamp(24px,3.2vw,34px);color:var(--steel);margin:10px 0 12px;font-weight:800}
.sec-head p{color:var(--muted)}
.bg-soft{background:var(--bg-soft)}

/* ===== 卡片 ===== */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card-grid.col-2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;transition:.28s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:rgba(249,115,22,.5)}
.card .icon{width:52px;height:52px;border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:18px;background:var(--orange-soft);flex:none}
.card .icon svg{width:26px;height:26px;stroke:var(--orange)}
.card h3{font-size:17.5px;color:var(--steel);margin-bottom:9px;font-weight:700}
.card h3 a{color:var(--steel)}
.card h3 a:hover{color:var(--orange)}
.card p{color:var(--muted);font-size:14.5px;flex:1}
.card .tag{display:inline-block;margin-top:14px;font-size:12.5px;color:var(--orange);background:var(--orange-soft);padding:4px 12px;border-radius:999px;font-weight:600;align-self:flex-start}
.card .more{margin-top:14px;color:var(--orange);font-size:14px;font-weight:600}
.card .more:hover{text-decoration:underline}

/* ===== 图片+文字两栏 ===== */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split .pic{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.split .pic img{width:100%;height:100%;object-fit:cover;min-height:320px}
.split h2{font-size:clamp(23px,2.8vw,32px);color:var(--steel);margin-bottom:16px;font-weight:800;line-height:1.35}
.split .txt>p{color:var(--muted);margin-bottom:12px}
.points{margin-top:18px;display:grid;gap:11px}
.points li{display:flex;gap:11px;align-items:flex-start}
.points .dot{flex:none;width:23px;height:23px;border-radius:50%;background:var(--orange-soft);color:var(--orange);display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:800;margin-top:4px}

/* ===== 品牌网格 ===== */
.brand-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:14px}
.brand-cell{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 10px;text-align:center;transition:.25s}
.brand-cell:hover{border-color:var(--orange);box-shadow:0 6px 18px rgba(249,115,22,.14);transform:translateY(-3px)}
.brand-cell .chk{width:30px;height:30px;margin:0 auto 10px;border-radius:50%;background:var(--orange-soft);color:var(--orange);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px}
.brand-cell b{display:block;color:var(--steel);font-size:15px}
.brand-cell span{color:var(--muted);font-size:12px}

/* ===== 为什么选择（深色） ===== */
.why{background:var(--steel);color:#fff}
.why .sec-head h2{color:#fff}
.why .sec-head p{color:rgba(255,255,255,.6)}
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.why-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);padding:32px 26px;transition:.25s}
.why-card:hover{background:rgba(255,255,255,.08);border-color:rgba(249,115,22,.6)}
.why-card .num{font-size:30px;font-weight:800;color:var(--orange);line-height:1.2;margin-bottom:12px}
.why-card h4{font-size:17.5px;margin-bottom:8px}
.why-card p{color:rgba(255,255,255,.66);font-size:14.5px}

/* ===== 服务流程 ===== */
.flow-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.flow-step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 14px;text-align:center;transition:.25s}
.flow-step:hover{border-color:var(--orange);transform:translateY(-3px)}
.flow-step .n{width:34px;height:34px;margin:0 auto 12px;border-radius:50%;background:var(--orange);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center}
.flow-step b{display:block;color:var(--steel);font-size:14.5px;margin-bottom:4px}
.flow-step span{color:var(--muted);font-size:12.5px}

/* ===== 服务区域横幅 ===== */
.area-band{background:linear-gradient(120deg,var(--steel),var(--steel-2) 60%,#2b3d52);color:#fff;padding:56px 0}
.area-band .container{display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap}
.area-band h3{font-size:clamp(20px,2.6vw,28px);font-weight:800;margin-bottom:8px}
.area-band p{color:rgba(255,255,255,.68);max-width:640px}
.area-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;max-width:640px}
.area-tags span{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);padding:4px 13px;border-radius:999px;font-size:13px;color:rgba(255,255,255,.85)}

/* ===== CTA 横幅 ===== */
.cta-band{background:linear-gradient(120deg,var(--orange-dark),var(--orange) 70%,#fb923c);color:#fff;text-align:center;padding:60px 0}
.cta-band h2{font-size:clamp(22px,3vw,30px);margin-bottom:12px;font-weight:800}
.cta-band p{color:rgba(255,255,255,.88);margin-bottom:26px}
.cta-band .btn{background:#fff;color:var(--orange-dark)}
.cta-band .btn:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(0,0,0,.18)}

/* ===== FAQ ===== */
.faq-list{max-width:860px;margin:0 auto;display:grid;gap:14px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 26px}
.faq-item h4{color:var(--steel);font-size:16px;margin-bottom:8px;display:flex;gap:10px;align-items:flex-start}
.faq-item h4 i{font-style:normal;color:var(--orange);font-weight:800;flex:none}
.faq-item p{color:var(--muted);font-size:14.5px}
.faq-group-title{font-size:19px;font-weight:800;color:var(--steel);margin:36px 0 16px;text-align:center}
.faq-group-title:first-of-type{margin-top:0}

/* ===== 表格 ===== */
.tbl-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--line);background:#fff}
table.tbl{width:100%;border-collapse:collapse;font-size:14.5px;min-width:640px}
.tbl th{background:var(--steel-2);color:#fff;padding:13px 16px;text-align:left;font-weight:600;white-space:nowrap}
.tbl td{padding:12px 16px;border-top:1px solid var(--line);color:var(--text)}
.tbl tr:nth-child(even) td{background:#fafbfc}
.tbl .ok{color:var(--orange);font-weight:700}
.tbl-note{font-size:13px;color:var(--muted);margin-top:10px}

/* ===== 新闻/文章列表 ===== */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.28s;display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:rgba(249,115,22,.5)}
.news-card .pic{height:180px;overflow:hidden}
.news-card .pic img{width:100%;height:100%;object-fit:cover;transition:.4s}
.news-card:hover .pic img{transform:scale(1.05)}
.news-body{padding:22px;display:flex;flex-direction:column;flex:1}
.news-cat{color:var(--orange);font-size:13px;font-weight:600}
.news-body h3{font-size:16.5px;color:var(--steel);margin:8px 0;line-height:1.5;flex:1}
.news-body h3 a{color:var(--steel)}
.news-body h3 a:hover{color:var(--orange)}
.news-body p{color:var(--muted);font-size:14px;margin-bottom:12px}
.news-date{color:#9aa7b4;font-size:12.5px}

/* ===== 文章正文 ===== */
.article{max-width:860px;margin:0 auto}
.article-head{text-align:center;margin-bottom:36px}
.article-head h1{font-size:clamp(24px,3.4vw,34px);color:var(--steel);font-weight:800;line-height:1.4;margin:12px 0}
.post-meta{color:#9aa7b4;font-size:13.5px;display:flex;gap:18px;justify-content:center;flex-wrap:wrap}
.article-body{font-size:15.5px;color:var(--text)}
.article-body p{margin-bottom:16px}
.article-body h2{font-size:21px;color:var(--steel);font-weight:800;margin:34px 0 14px;padding-left:13px;border-left:4px solid var(--orange)}
.article-body h3{font-size:17.5px;color:var(--steel);font-weight:700;margin:26px 0 10px}
.article-body ul{margin:0 0 16px;padding-left:0}
.article-body ul li{padding-left:26px;position:relative;margin-bottom:8px;color:var(--text)}
.article-body ul li::before{content:"✓";position:absolute;left:0;color:var(--orange);font-weight:800}
.article-body .tip{background:var(--orange-soft);border-left:4px solid var(--orange);border-radius:0 10px 10px 0;padding:16px 20px;margin:20px 0;font-size:14.5px;color:#7c3a08}
.article-body img{border-radius:var(--radius);margin:22px auto;box-shadow:var(--shadow)}
.article-nav{display:flex;justify-content:space-between;gap:14px;margin-top:40px;padding-top:22px;border-top:1px solid var(--line);flex-wrap:wrap}
.article-nav a{color:var(--orange);font-weight:600;font-size:14.5px}
.article-nav a:hover{text-decoration:underline}

/* ===== 联系表单 ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:44px;align-items:start}
.contact-info h3{font-size:22px;color:var(--steel);margin-bottom:10px;font-weight:800}
.contact-info>p{color:var(--muted);margin-bottom:24px}
.c-item{display:flex;gap:14px;margin-bottom:18px;align-items:flex-start}
.c-item .ci{flex:none;width:44px;height:44px;border-radius:11px;background:var(--orange-soft);display:flex;align-items:center;justify-content:center}
.c-item svg{width:21px;height:21px;stroke:var(--orange)}
.c-item b{display:block;color:var(--steel);font-size:15px}
.c-item span{color:var(--muted);font-size:14px}
form.contact-form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:0 4px 18px rgba(16,24,32,.05)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{margin-bottom:14px}
.field label{display:block;font-size:14px;color:var(--steel);font-weight:600;margin-bottom:6px}
.field input,.field textarea,.field select{width:100%;border:1.5px solid var(--line);border-radius:9px;padding:11px 13px;font-size:14.5px;font-family:inherit;transition:.2s;background:#fbfcfd;color:var(--text)}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--orange);background:#fff;box-shadow:0 0 0 3px rgba(249,115,22,.12)}
.form-note{font-size:12.5px;color:var(--muted);margin-top:10px}

/* ===== 页脚 ===== */
footer{background:var(--steel);color:rgba(255,255,255,.7);padding:52px 0 24px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr 1.3fr;gap:32px;margin-bottom:36px}
.foot-grid h5{color:#fff;font-size:15.5px;margin-bottom:14px;font-weight:700}
.foot-grid li{margin-bottom:9px;font-size:14px}
.foot-grid a:hover{color:#fff;color:#fdba74}
.foot-brand p{font-size:13.5px;margin-top:12px;max-width:280px}
.foot-bottom{border-top:1px solid rgba(255,255,255,.13);padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;font-size:12.5px;color:rgba(255,255,255,.48)}

#toTop{position:fixed;right:24px;bottom:24px;width:44px;height:44px;border-radius:50%;background:var(--orange);color:#fff;border:none;cursor:pointer;font-size:18px;box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:.3s;z-index:99}
#toTop.show{opacity:1;pointer-events:auto}

/* ===== 面包屑通用（浅色页内） ===== */
.inline-note{background:var(--bg-soft);border:1px dashed var(--line);border-radius:var(--radius);padding:16px 20px;font-size:14px;color:var(--muted);margin:18px 0}

/* ===== 响应式 ===== */
@media (max-width:1100px){
  .logo-mark{width:84px;height:84px}
  .logo{font-size:19px}
  .nav-inner{min-height:108px}
}
@media (max-width:1000px){
  .brand-grid{grid-template-columns:repeat(4,1fr)}
  .flow-grid{grid-template-columns:repeat(3,1fr)}
  .card-grid,.why-grid,.news-grid{grid-template-columns:repeat(2,1fr)}
  .split,.contact-grid{grid-template-columns:1fr}
  .split .pic img{min-height:260px}
  .foot-grid{grid-template-columns:1fr 1fr 1fr}
  .foot-brand .logo-mark{width:64px;height:64px}
}
@media (max-width:760px){
  .menu-btn{display:block}
  .nav-inner{min-height:88px}
  .logo-mark{width:64px;height:64px}
  .logo{font-size:17px}
  .logo small{max-width:220px}
  .nav-links{position:absolute;top:88px;left:0;right:0;background:rgba(26,38,52,.98);flex-direction:column;align-items:stretch;padding:14px 4%;gap:3px;display:none}
  .nav-links.open{display:flex}
  .nav-links a{display:block;padding:12px 14px}
  .trust-grid{grid-template-columns:repeat(2,1fr)}
  .trust-item{border-bottom:1px solid var(--line)}
  .form-row{grid-template-columns:1fr}
  .btn-ghost{margin-left:0;margin-top:12px}
  section.block{padding:58px 0}
  .hero{padding:64px 0 88px}
  .topbar .container{justify-content:center;text-align:center}
  .topbar .lang-switch{justify-content:center}
  .card-grid.col-2{grid-template-columns:1fr}
}
@media (max-width:400px){
  .logo-mark{width:48px;height:48px}
  .logo{font-size:15px;gap:8px}
  .logo small{font-size:10px;max-width:180px}
  .nav-inner{min-height:72px}
  .nav-links{top:72px}
}
@media (max-width:540px){
  .card-grid,.why-grid,.news-grid{grid-template-columns:1fr}
  .brand-grid{grid-template-columns:repeat(2,1fr)}
  .flow-grid{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
}

/* ===== 语言切换（13 语言紧凑布局）===== */
.lang-switch{display:flex;gap:5px;align-items:center;flex-wrap:wrap;row-gap:6px}
.lang-switch a{padding:4px 9px;border-radius:6px;font-size:12.5px;color:rgba(255,255,255,.88);border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.06);transition:.2s;white-space:nowrap;line-height:1.35}
.lang-switch a:hover{color:#fff;background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.55)}
.lang-switch a.cur{color:#fff;font-weight:700;background:var(--orange);border-color:var(--orange)}
.lang-switch i{display:none}

/* ===== RTL（阿拉伯语）支持 ===== */
html[dir="rtl"] body{line-height:1.85}
html[dir="rtl"] .article-body h2{border-left:none;border-right:4px solid var(--orange);padding-left:0;padding-right:13px}
html[dir="rtl"] .article-body ul li{padding-left:0;padding-right:26px}
html[dir="rtl"] .article-body ul li::before{left:auto;right:0}
html[dir="rtl"] .article-body .tip{border-left:none;border-right:4px solid var(--orange);border-radius:10px 0 0 10px}
html[dir="rtl"] .points li,html[dir="rtl"] .c-item,html[dir="rtl"] .faq-item h4{direction:rtl}
html[dir="rtl"] .tbl th{text-align:right}
html[dir="rtl"] .sec-head,html[dir="rtl"] .trust-item,html[dir="rtl"] .flow-step,html[dir="rtl"] .brand-cell{text-align:center}

/* ===== 场景图库 ===== */
.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.gallery-grid figure{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin:0}
.gallery-grid .gpic{height:170px;overflow:hidden}
.gallery-grid img{width:100%;height:100%;object-fit:cover;transition:.4s}
.gallery-grid figure:hover img{transform:scale(1.05)}
.gallery-grid figcaption{padding:10px 14px;font-size:13px;color:var(--muted);text-align:center}
@media (max-width:1000px){.gallery-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:540px){.gallery-grid{grid-template-columns:1fr}}

/* ===== 友情链接 ===== */
.partner-group-title{font-size:16px;font-weight:700;color:var(--steel);margin:26px 0 14px;text-align:center}
.partner-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.partner-grid a{background:#fff;border:1px solid var(--line);border-radius:10px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:14px 10px;min-height:104px;transition:.25s}
.partner-grid a:hover{border-color:var(--orange);transform:translateY(-3px);box-shadow:0 6px 18px rgba(249,115,22,.14)}
.partner-grid img{height:40px;max-width:150px;width:auto;object-fit:contain}
.partner-grid span{font-size:12px;color:var(--muted);text-align:center}
.partner-note{margin:24px auto 0;font-size:12.5px;color:var(--muted);text-align:center;max-width:860px}
@media (max-width:1000px){.partner-grid{grid-template-columns:repeat(4,1fr)}}
@media (max-width:760px){.partner-grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:540px){.partner-grid{grid-template-columns:repeat(2,1fr)}}

/* ===== 增强：联系方式与社交平台 ===== */
.contact-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;margin-bottom:20px}
.contact-card h4{font-size:16px;color:var(--steel);margin-bottom:14px;font-weight:700}
.contact-list{display:grid;gap:11px}
.contact-row{display:flex;gap:12px;align-items:flex-start;flex-wrap:wrap}
.contact-row .label{flex:none;width:86px;color:var(--muted);font-size:13.5px}
.contact-row .value{color:var(--text);font-size:14.5px;word-break:break-word}
.contact-row .value a{color:var(--orange);font-weight:600}
.contact-row .value a:hover{text-decoration:underline}
.social-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.social-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;padding:14px 8px;border:1px solid var(--line);border-radius:10px;background:#fff;transition:.25s;text-align:center}
.social-item:hover{border-color:var(--orange);transform:translateY(-3px);box-shadow:0 6px 18px rgba(249,115,22,.14)}
.social-item .s-name{font-size:14px;font-weight:700;color:var(--steel)}
.social-item small{font-size:12px;color:var(--muted)}
.related-services .card h3 a{color:var(--steel)}
.related-services .card h3 a:hover{color:var(--orange)}
html[dir="rtl"] .contact-row{direction:rtl}
html[dir="rtl"] .contact-row .label{text-align:left}
html[dir="rtl"] .social-grid{direction:rtl}
@media (max-width:540px){.social-grid{grid-template-columns:repeat(2,1fr)}}

/* ---- CMS modules (gallery / cases, rendered by js/cms.js) ---- */
.cms-notice .txt{max-width:900px}
.cms-filters{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:26px;padding:16px 18px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}
.cms-filters label{font-size:13.5px;font-weight:700;color:var(--steel);display:flex;align-items:center;gap:8px}
.cms-filters select{padding:8px 12px;border:1px solid var(--line);border-radius:8px;font-size:13.5px;color:var(--steel);background:#fff;cursor:pointer}
.cms-item .pic{position:relative}
.cms-demo{position:absolute;top:10px;left:10px;background:rgba(16,24,32,.78);color:#fff;padding:4px 10px;border-radius:999px;font-size:11.5px;font-weight:700;letter-spacing:1px}
html[dir="rtl"] .cms-demo{left:auto;right:10px}
.cms-count{position:absolute;right:10px;bottom:10px;background:rgba(16,24,32,.72);color:#fff;padding:3px 9px;border-radius:999px;font-size:11.5px}
html[dir="rtl"] .cms-count{right:auto;left:10px}
.cms-nopic{background:linear-gradient(135deg,#eef2f6,#dfe6ee);display:flex;align-items:center;justify-content:center}
.cms-specs{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0 10px}
.cms-specs .dot{width:auto;height:auto;border-radius:999px;background:var(--orange-soft);color:var(--orange);padding:4px 11px;font-size:12px;font-weight:700;margin-top:0}
.cms-foot{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:auto;padding-top:10px}
.cms-status{font-size:12.5px;font-weight:700;padding:5px 12px;border-radius:999px}
.cms-status.ok{background:#e8f6ec;color:#1d7a3f}
.cms-status.warn{background:#fdf3e3;color:#b26a00}
.cms-status.done{background:#eef1f5;color:#5a6b7d}
.cms-sample{font-size:12px;color:var(--muted);font-style:italic}
.cms-cases .cms-case{margin-bottom:46px}
.cms-cases .cms-case:last-child{margin-bottom:0}
.cms-case .pic{position:relative}
.cms-case h3{font-size:clamp(19px,2.2vw,24px);color:var(--steel);font-weight:800;margin-bottom:14px}
.cms-case h4{color:var(--orange);font-size:14px;font-weight:800;letter-spacing:1px;margin:14px 0 6px}
.cms-case .txt p{color:var(--muted);margin-bottom:8px}
@media (max-width:900px){.split.cms-case{grid-template-columns:1fr}.cms-case .pic img{min-height:220px}}

/* ===== 点击 logo 放大 ===== */
img.logo-mark{cursor:zoom-in}
.logo-zoom{position:fixed;inset:0;z-index:999;background:rgba(10,15,22,.88);backdrop-filter:blur(6px);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;cursor:zoom-out;animation:lz-in .22s ease-out}
.logo-zoom img{width:min(78vmin,560px);height:auto;animation:lz-pop .3s cubic-bezier(.2,.9,.3,1.15);filter:drop-shadow(0 18px 60px rgba(0,0,0,.55))}
.logo-zoom .lz-cap{color:rgba(255,255,255,.92);font-size:15px;font-weight:700;letter-spacing:1px;animation:lz-in .3s ease-out}
.logo-zoom.out{animation:lz-out .2s ease-in forwards}
@keyframes lz-in{from{opacity:0}to{opacity:1}}
@keyframes lz-out{from{opacity:1}to{opacity:0}}
@keyframes lz-pop{from{transform:scale(.55);opacity:0}to{transform:scale(1);opacity:1}}

/* ===== 社交 / 二维码展示 ===== */
.s-ico{width:26px;height:26px;border-radius:7px;background:var(--c,#0f172a);display:inline-flex;align-items:center;justify-content:center;flex:none}
.s-ico svg{width:15px;height:15px;fill:#fff}
.social-item .s-ico{margin-bottom:2px}
.social-showcase{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:18px}
.ss-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 16px;text-align:center;transition:.2s}
.ss-card:hover{box-shadow:0 10px 30px rgba(16,24,32,.08);transform:translateY(-2px)}
.ss-head{display:flex;align-items:center;justify-content:center;gap:8px;margin-bottom:12px}
.ss-head .s-ico{width:28px;height:28px;border-radius:8px}
.ss-head .s-ico svg{width:16px;height:16px}
.ss-name{font-weight:800;color:var(--steel);font-size:15px}
.ss-qr{background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px;cursor:zoom-in}
.ss-qr img{width:100%;height:auto;display:block;border-radius:6px}
.ss-meta{margin-top:10px}
.ss-meta b{display:block;color:var(--steel);font-size:14px}
.ss-meta small{color:var(--muted);font-size:12px}
.ss-handle{color:var(--muted);font-size:14px;margin:14px 0 14px}
.ss-btn{display:inline-block;padding:8px 20px;border-radius:8px;background:var(--steel);color:#fff;font-size:13px;font-weight:700;transition:.2s}
.ss-btn:hover{background:var(--steel-3);color:#fff}
.ss-link{display:flex;flex-direction:column;align-items:center;justify-content:space-between}
@media (max-width:900px){.social-showcase{grid-template-columns:repeat(2,1fr)}}
@media (max-width:540px){.social-showcase{grid-template-columns:1fr}}
html[dir="rtl"] .social-showcase{direction:rtl}

/* ===== 页脚社交图标 ===== */
.foot-social{display:flex;gap:10px;margin-top:16px;flex-wrap:wrap}
.fs-ico{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:.2s}
.fs-ico svg{width:17px;height:17px;fill:rgba(255,255,255,.85);transition:.2s}
.fs-ico:hover{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.45);transform:translateY(-2px)}
.fs-ico:hover svg{fill:#fff}
html[dir="rtl"] .foot-social{direction:rtl}

/* ===== Four core businesses ===== */
.card-grid.col-4{grid-template-columns:repeat(4,1fr)}
.card .sublinks{display:flex;flex-wrap:wrap;gap:6px 16px;margin:12px 0 2px}
.card .sublinks a{font-size:13px;font-weight:600;color:var(--orange)}
.card .sublinks a:hover{text-decoration:underline}
.corenav{background:var(--steel-2);border-top:1px solid rgba(255,255,255,.08)}
.corenav .container{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:9px 0}
.corenav .cn-label{color:rgba(255,255,255,.5);font-size:12.5px;font-weight:700;letter-spacing:1px;margin-right:2px}
.corenav a{display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:600;color:rgba(255,255,255,.82);border:1px solid rgba(255,255,255,.16);border-radius:999px;padding:6px 14px;transition:.2s;white-space:nowrap}
.corenav a b{color:var(--orange);font-size:11.5px;font-weight:800}
.corenav a:hover{border-color:var(--orange);color:#fff}
.corenav a.on{background:var(--orange);border-color:var(--orange);color:#fff}
.corenav a.on b{color:#fff}
@media (max-width:1100px){.card-grid.col-4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:540px){.card-grid.col-4{grid-template-columns:1fr}}

/* ===== 公安备案图标（2026-08-25 网安备案标识） ===== */
.police-icon{width:14px;height:16px;vertical-align:-3px;margin-right:5px;display:inline-block}
.beian-sep{margin:0 14px;color:rgba(255,255,255,.28)}