:root{
  --blue:#1E5A8A; --blue-deep:#123A5C; --blue-mid:#2E6DA4; --blue-soft:#EAF2FA; --blue-faint:#F5F9FD;
  --bg:#F5F8FB; --card:#FFFFFF; --line:#E3EAF1;
  --ink:#17232F; --ink-2:#5A6B7C; --ink-3:#8A99A8;
  --maxw:1200px; --r:10px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
/* 复合类（.wrap section / .wrap side-layout / .wrap hero-in / .wrap nav-in）保证左右间距不被 padding 简写覆盖 */
div.wrap{padding-left:24px;padding-right:24px}
.section{padding:64px 0}
/* 页签置顶页：内容区顶部留白 32px，统一带切换页面与页面头部的间距 */
.wrap.section.tabs-top{padding-top:32px}
.wrap.side-layout.tabs-top{padding-top:32px}
.sec-head{max-width:760px;margin:0 auto 40px;text-align:center}
.sec-kicker{display:inline-block;font-size:13px;font-weight:700;color:var(--blue-mid);letter-spacing:.14em;margin-bottom:8px;text-transform:uppercase}
.sec-title{font-size:30px;font-weight:900;color:var(--blue-deep);letter-spacing:.01em;line-height:1.3}
.sec-sub{color:var(--ink-2);font-size:15.5px;margin-top:10px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:8px;font-weight:700;font-size:15px;padding:12px 24px;cursor:pointer;border:none;transition:transform .15s ease,box-shadow .15s ease,background .15s ease;font-family:inherit;min-height:44px}
.btn:active{transform:translateY(1px)}
.btn-blue{background:var(--blue);color:#fff;box-shadow:0 4px 14px rgba(30,90,138,.28)}
.btn-blue:hover{background:var(--blue-mid)}
.btn-line{border:1px solid var(--blue);color:var(--blue);background:#fff}
.btn-line:hover{background:var(--blue-soft)}
.btn-white{border:1px solid rgba(255,255,255,.75);color:#fff;background:transparent}
.btn-white:hover{background:rgba(255,255,255,.14)}
/* ===== 一级页头部（大标题+副标题+图标，无面包屑） ===== */
.page-hero{background:linear-gradient(120deg,var(--blue-faint) 0%,#E7F0F8 100%);border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.ph-bg{position:absolute;top:0;bottom:0;right:0;width:auto;aspect-ratio:1600/360;background-size:cover;background-position:center;-webkit-mask-image:linear-gradient(to bottom,transparent 0,#000 14%);mask-image:linear-gradient(to bottom,transparent 0,#000 14%)}
.page-hero .wrap{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:44px 24px;position:relative;z-index:1;min-height:230px}
.page-hero h1{font-size:33px;font-weight:900;color:var(--blue-deep);line-height:1.3;letter-spacing:.01em;margin:0}
.page-hero p{font-size:15.5px;color:var(--ink-2);line-height:1.9;margin:12px 0 0;max-width:660px}
.ph-ic{width:116px;height:116px;display:flex;align-items:center;justify-content:center;flex-shrink:0;color:var(--blue)}
.ph-ic svg,.ph-ic img{width:100%;height:100%;object-fit:contain}
@media (min-width:861px) and (max-width:1100px){
  .ph-bg{left:50%;right:auto;transform:translateX(-50%)}
}
@media (max-width:860px){
  .ph-bg{display:none}
  .page-hero .wrap{padding:32px 24px;flex-direction:column;align-items:flex-start;gap:18px;min-height:180px}
  .page-hero h1{font-size:26px}
  .ph-ic{width:84px;height:84px}
}
/* ===== 导航 ===== */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;gap:26px;height:66px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;cursor:pointer}
.logo-img{height:38px;width:auto;display:block}
.logo-txt{display:flex;flex-direction:column;line-height:1.2}
.logo-name{color:var(--blue-deep);font-weight:900;font-size:18px;letter-spacing:.04em}
.logo-sub{color:var(--ink-3);font-size:10px;letter-spacing:.22em;text-transform:uppercase}
.nav-menu{display:flex;align-items:center;gap:26px;margin-left:auto}
.nav-menu a{color:var(--ink);font-size:15px;font-weight:500;position:relative;padding:6px 0;cursor:pointer}
.nav-menu a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--blue);transition:width .2s ease}
.nav-menu a:hover{color:var(--blue)}
.nav-menu a:hover::after{width:100%}
.nav-menu a.on{color:var(--blue)}
.nav-menu a.on::after{width:100%}
.nav-side{display:flex;align-items:center;gap:14px;flex-shrink:0}
.nav-tel{color:var(--ink);font-size:14.5px;font-weight:700;letter-spacing:.01em}
.nav-tel small{display:block;font-size:10px;color:var(--ink-3);font-weight:400;letter-spacing:.1em;text-align:right}
.nav-cta{padding:9px 18px;font-size:14px}
.burger{display:none;background:none;border:none;cursor:pointer;padding:6px;flex-direction:column;gap:5px;width:44px;height:44px;align-items:center;justify-content:center;margin-right:-6px}
.burger span{width:22px;height:2px;background:var(--blue-deep);display:block;transition:.2s}
/* ===== Hero ===== */
.hero{position:relative;background:linear-gradient(105deg,var(--blue-faint) 0%,var(--blue-soft) 52%,#DDEBF7 100%);overflow:hidden}
.hero-bg{position:absolute;top:0;right:0;bottom:0;width:56%;background-image:url("../images/banner1.jpg");background-size:cover;background-position:center;opacity:.9;mask-image:linear-gradient(to right,transparent 0,#000 14%);-webkit-mask-image:linear-gradient(to right,transparent 0,#000 14%)}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--blue-faint) 0%,rgba(234,242,250,.55) 42%,rgba(221,235,247,.08) 100%)}
.hero-in{position:relative;padding:86px 0 74px}
.hero-kicker{display:inline-flex;align-items:center;gap:10px;color:var(--blue-mid);font-weight:700;font-size:13.5px;letter-spacing:.16em;margin-bottom:18px}
.hero-kicker::before{content:"";width:26px;height:2px;background:var(--blue)}
.hero h1{font-size:40px;font-weight:900;color:var(--blue-deep);line-height:1.32;letter-spacing:.01em;max-width:680px}
.hero-sub{font-size:16.5px;color:var(--ink-2);margin-top:16px;max-width:620px;line-height:1.85}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-cta .btn{padding:13px 26px;font-size:15px}
.hero-trust{display:flex;flex-wrap:wrap;gap:16px 40px;margin-top:44px;padding-top:22px;border-top:1px solid rgba(30,90,138,.14)}
.ht{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--ink-2)}
.ht svg{width:20px;height:20px;flex-shrink:0}
.ht b{color:var(--blue-deep);font-weight:700}
/* ===== 问题区 ===== */
.problems{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.pb-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.pb-card{background:var(--blue-faint);border:1px solid var(--line);border-radius:var(--r);padding:24px 22px;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}
.pb-card:hover{transform:translateY(-3px);box-shadow:0 12px 26px rgba(18,58,92,.10);border-color:var(--blue-mid)}
.pb-card .ic{width:42px;height:42px;border-radius:10px;background:var(--blue);color:#fff;display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.pb-card .ic svg{width:22px;height:22px}
.pb-card h3{font-size:16.5px;font-weight:700;color:var(--blue-deep)}
.pb-card p{font-size:13.5px;color:var(--ink-2);margin-top:6px;line-height:1.7}
.pb-card .go{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:700;color:var(--blue);margin-top:12px}
.pb-card .go svg{width:14px;height:14px;transition:transform .18s ease}
.pb-card:hover .go svg{transform:translateX(4px)}
/* ===== 能力区 ===== */
.cap-wrap{display:grid;grid-template-columns:240px 1fr;gap:20px}
.cap-tabs{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;align-self:start;display:flex;flex-direction:column}
.cap-tabs a{display:flex;align-items:center;gap:10px;padding:18px 16px;font-size:14.5px;font-weight:500;color:var(--ink-2);cursor:pointer;border:none;background:none;text-align:left;font-family:inherit;border-bottom:1px solid var(--line);text-decoration:none;position:relative}
.cap-tabs a:last-child{border-bottom:none}
.cap-tabs a img{width:22px;height:22px;flex-shrink:0}
.cap-tabs a:hover{background:var(--blue-faint);color:var(--blue)}
.cap-tabs a.on{background:linear-gradient(90deg,var(--blue-soft),var(--blue-faint));color:var(--blue-deep);font-weight:700}
.cap-panels{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.cap-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px 20px;display:flex;flex-direction:column}
.cap-card .ic{width:40px;height:40px;border-radius:9px;background:var(--blue-soft);color:var(--blue);display:flex;align-items:center;justify-content:center;margin-bottom:13px}
.cap-card .ic svg{width:21px;height:21px}
.cap-card h3{font-size:17px;font-weight:700;color:var(--blue-deep)}
.cap-card .sub{font-size:12.5px;color:var(--ink-3);margin-top:2px}
.cap-items{list-style:none;margin:14px 0 0;flex:1}
.cap-items li{padding:9px 0;border-bottom:1px dashed var(--line);font-size:14px;color:var(--ink)}
.cap-items li:last-child{border-bottom:none}
.cap-items li b{display:block;font-size:14.5px;font-weight:700;color:var(--ink)}
.cap-items li a.model{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:14.5px;font-weight:700;color:var(--blue);text-decoration:none;cursor:pointer}
.cap-items li a.model::after{content:"→";font-size:13px;color:var(--blue-mid);flex-shrink:0;transition:transform .18s ease}
.cap-items li a.model:hover{color:rgba(30,90,138,.62)}
.cap-items li a.model:hover::after{transform:translateX(4px)}
.cap-card .more{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:700;color:var(--blue);margin-top:14px;cursor:pointer}
.cap-card .more svg{width:14px;height:14px;transition:transform .18s ease}
.cap-card .more:hover svg{transform:translateX(4px)}
/* ===== 行业区 ===== */
.inds{border-top:1px solid var(--line);background:#fff}
.techs{background:#fff}
.ind-tabs{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:26px}
.ind-tabs button{font-family:inherit;font-size:14.5px;font-weight:700;color:var(--ink-2);background:#fff;border:1px solid var(--line);border-radius:30px;padding:9px 22px;cursor:pointer;transition:all .15s ease;min-height:44px}
.ind-tabs button:hover{border-color:var(--blue-mid);color:var(--blue)}
.ind-tabs button.on{background:var(--blue);border-color:var(--blue);color:#fff}
.ind-body{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:26px 24px;max-width:900px;margin:0 auto}
.ind-body .ib-head{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;margin-bottom:18px}
.ind-body .ib-head h3{font-size:20px;font-weight:900;color:var(--blue-deep)}
.ind-body .ib-head .cnt{font-size:12.5px;color:var(--ink-3)}
.ind-points{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.ind-point{display:flex;align-items:center;gap:12px;background:var(--blue-faint);border-radius:9px;padding:13px 16px;font-size:14.5px;font-weight:600;color:var(--ink)}
.ind-point svg{width:20px;height:20px;flex-shrink:0}
.ind-body .ib-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px}
/* ===== 案例/列表卡片 ===== */
.grid{display:grid;gap:16px}
.g4{grid-template-columns:repeat(4,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px 20px;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}
.card:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(18,58,92,.10);border-color:var(--blue-mid)}
.card .ic{width:40px;height:40px;border-radius:9px;background:var(--blue-soft);color:var(--blue);display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.card .ic svg{width:22px;height:22px}
.card h3{font-size:16.5px;font-weight:700;color:var(--blue-deep)}
.card p{font-size:13.5px;color:var(--ink-2);margin-top:6px}
.card .go{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--blue);margin-top:12px}
.card .go svg{width:14px;height:14px;transition:transform .18s ease}
.card:hover .go svg{transform:translateX(4px)}
.case-tag{display:inline-block;font-size:12px;font-weight:700;color:var(--blue);background:var(--blue-soft);border-radius:4px;padding:3px 10px}
/* ===== 新闻 ===== */
.news-wrap{display:grid;grid-template-columns:1.2fr 1fr;gap:16px}
.news-feature{background:linear-gradient(120deg,var(--blue-deep),var(--blue));color:#fff;border-radius:14px;padding:28px 26px;cursor:pointer;transition:transform .18s ease}
.news-feature:hover{transform:translateY(-3px)}
.news-feature .k{font-size:12px;font-weight:700;letter-spacing:.14em;color:#BCD7EE}
.news-feature h3{font-size:20px;font-weight:900;margin-top:10px;line-height:1.4}
.news-feature p{font-size:13.5px;color:rgba(255,255,255,.72);margin-top:10px}
.news-list{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:8px 24px;display:flex;flex-direction:column}
.news-item{display:flex;align-items:baseline;gap:14px;padding:14px 0;border-bottom:1px solid var(--line);cursor:pointer}
.news-item:last-child{border-bottom:none}
.news-item time{font-size:12.5px;color:var(--ink-3);flex-shrink:0;font-variant-numeric:tabular-nums}
.news-item h4{font-size:15px;font-weight:500;color:var(--ink)}
.news-item h4 b{color:var(--blue);font-weight:700}
.news-item:hover h4{color:var(--blue-mid)}
/* 首页 · 客户案例 */
.case-logo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.case-logo{display:flex;align-items:center;gap:12px;text-align:left;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:14px 16px;cursor:pointer;transition:all .15s ease;min-height:72px}
.case-logo img{height:44px;width:auto;flex:none;object-fit:contain;display:block}
.case-logo span{flex:1;font-size:15px;font-weight:700;color:var(--ink-1);line-height:1.4;text-align:left}
.case-logo:hover{border-color:var(--blue-mid);box-shadow:0 8px 20px rgba(26,86,166,.08)}
.sec-more{margin-top:26px;text-align:center}
.sec-more a{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:700;color:var(--blue);cursor:pointer;transition:color .18s ease}
.sec-more a svg{width:15px;height:15px}
.sec-more a:hover{color:var(--blue-mid)}
/* ===== CTA ===== */
.cta-band{background:linear-gradient(120deg,var(--blue-deep),var(--blue));color:#fff;border-radius:16px;padding:44px 38px;display:flex;flex-wrap:wrap;align-items:center;gap:26px;justify-content:space-between}
.cta-band h2{font-size:25px;font-weight:900;line-height:1.35}
.cta-band p{color:rgba(255,255,255,.74);font-size:14.5px;margin-top:6px;max-width:540px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.cta-action{padding:11px 18px;font-size:14px}
.cta-action.plain{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.32)}
.cta-action.plain:hover{background:rgba(255,255,255,.18)}
/* ===== 页脚 ===== */
.footer{background:var(--blue-deep);color:rgba(255,255,255,.72);margin-top:24px}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:28px;padding:52px 0 38px}
.foot-brand .logo-name{color:#fff;font-size:19px}
.foot-brand p{font-size:13px;margin-top:12px;max-width:300px;color:rgba(255,255,255,.55)}
.foot-col h4{color:#fff;font-size:14.5px;font-weight:700;margin-bottom:12px}
.foot-col a,.foot-col span{display:block;font-size:13px;padding:4px 0;cursor:pointer}
.foot-col a:hover{color:#fff}
.foot-contact b{display:block;font-size:19px;color:#fff;margin-bottom:4px;letter-spacing:.02em}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:16px 0;display:flex;flex-wrap:wrap;gap:8px 26px;font-size:12.5px;color:rgba(255,255,255,.45);justify-content:space-between}
.footer-bottom .foot-links{display:flex;flex-wrap:wrap;gap:14px;margin-left:auto}
.footer-bottom .foot-links a{color:rgba(255,255,255,.55);text-decoration:none;transition:color .15s ease}
.footer-bottom .foot-links a:hover{color:#fff}
/* ===== 内页 ===== */
.page-head{background:linear-gradient(120deg,var(--blue-faint),#fff);border-bottom:1px solid var(--line);padding:44px 0 36px}
.crumb{font-size:13px;color:var(--ink-3);margin-bottom:12px}
.crumb a{cursor:pointer}
.crumb a:hover{color:var(--blue)}
.crumb b{color:var(--blue);font-weight:700}
.page-head h1{font-size:28px;font-weight:900;color:var(--blue-deep)}
.page-head p{font-size:14.5px;color:var(--ink-2);margin-top:8px;max-width:760px}
.side-layout{display:grid;grid-template-columns:250px 1fr;gap:24px;padding:36px 0}
.side{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:12px;align-self:start;position:sticky;top:86px}
.side a{display:block;padding:9px 14px;border-radius:7px;font-size:14px;color:var(--ink-2);cursor:pointer;margin-bottom:2px}
.side a:hover{background:var(--blue-faint);color:var(--blue)}
.side a.on{background:var(--blue);color:#fff;font-weight:700}
.content{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:30px 32px;min-height:300px}
.content h2{font-size:22px;font-weight:900;color:var(--blue-deep);margin-bottom:14px}
.content .meta{font-size:13px;color:var(--ink-3);margin-bottom:18px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.art-body p{font-size:15.5px;line-height:1.9;color:var(--ink);margin-bottom:14px;text-align:justify}
/* 公司简介标签行（价值观：/使命：/优势：）——左侧竖条 + 加粗 */
.about-label{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:var(--blue-deep);margin:26px 0 10px}
.about-label::before{content:"";width:4px;height:18px;border-radius:2px;background:var(--blue)}
/* 解决方案详情小节标题——左侧竖条 + 加粗 */
.art-body p.bh{font-size:16.5px;font-weight:800;color:var(--blue-deep);margin:26px 0 12px;text-align:left}
.art-body p.bh::before{content:"";display:inline-block;width:4px;height:16px;border-radius:2px;background:var(--blue);margin-right:10px;vertical-align:-2px}
/* 解决方案详情主标题（正文首个标题）——大字号 + 底部细分隔线，与小节标题区分 */
.art-body h3.sol-main{font-size:21px;font-weight:900;color:var(--blue-deep);margin:0 0 18px;padding-bottom:14px;border-bottom:1px solid var(--line);letter-spacing:.02em}
.art-body p.lv{margin-left:2em}
.art-body .lead{font-size:15.5px;color:var(--ink-2);padding:14px 18px;background:var(--blue-faint);border-left:3px solid var(--blue);border-radius:6px;margin-bottom:16px}
.art-body .art-img{margin:18px 0 22px;text-align:center}
.art-body .art-img img{max-width:100%;height:auto;display:inline-block;border:1px solid var(--line);border-radius:8px;background:#fff}
.back{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:700;color:var(--blue);cursor:pointer;margin-top:22px}
/* ===== 产品详情模板 ===== */
.pd-page{padding:28px 0 60px}
.pd-page .crumb{margin-bottom:16px}
.pd-hero{background:linear-gradient(120deg,#F3F8FC 0%,#E7F0F8 100%);border:1px solid #DCE9F3;border-radius:16px;padding:34px 38px;margin:14px 0 26px}
.pd-hero h1{font-size:32px;font-weight:900;color:var(--blue-deep);line-height:1.3;letter-spacing:.01em;margin:0;display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}
.pd-hero .pd-model{font-size:17px;font-weight:700;color:var(--blue-mid);letter-spacing:.02em}
.pd-hero p{font-size:15px;color:var(--ink-2);line-height:1.9;margin:14px 0 0;max-width:880px}
.pd-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.pd-grid .pd-card.pd-wide{grid-column:1/-1}
.pd-grid .pd-card.pd-full{grid-column:1/-1}
.pd-grid .pd-card.pd-full .pd-ic{width:40px;height:40px}
.pd-grid-4{grid-template-columns:repeat(4,1fr)}
.pd-feats{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;column-gap:30px;row-gap:12px}
.pd-feats li{position:relative;padding-left:20px;font-size:15px;color:var(--ink-1);line-height:1.7}
.pd-feats li::before{content:"";position:absolute;left:2px;top:10px;width:7px;height:7px;border-radius:50%;background:var(--blue)}
.pd-tips{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.pd-tip{background:var(--blue-soft);border:1px solid #D5E6F5;border-radius:10px;padding:15px 18px;font-size:15px;font-weight:700;color:var(--blue-deep);line-height:1.5;text-align:center}
.vsg-sec{display:grid;grid-template-columns:380px 1fr;gap:26px;align-items:center}
.vsg-img{background:linear-gradient(135deg,#EAF3FC,#F5FAFE);border:1px solid var(--line);border-radius:12px;padding:12px;display:flex;align-items:center;justify-content:center}
.vsg-img img{width:100%;height:auto;border-radius:8px;display:block}
.vsg-text p{font-size:14.5px;color:var(--ink-2);line-height:1.9;margin:0 0 12px}
.vsg-text p:last-child{margin-bottom:0}
.pd-groups{display:flex;flex-direction:column;gap:18px}
.pd-group{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:26px 28px}
.pd-group h2{font-size:18px;font-weight:900;color:var(--blue-deep);display:flex;align-items:center;gap:10px;margin:0 0 18px}
.pd-group h2 .gi{width:30px;height:30px;border-radius:8px;background:var(--blue-soft);color:var(--blue-deep);display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}
.pd-group h2 .gi svg{width:17px;height:17px}
.pd-feat{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:12px 30px}
.pd-feat li{display:flex;align-items:center;gap:12px;font-size:14.5px;color:var(--ink);line-height:1.5}
.pd-feat li .fi{width:26px;height:26px;border-radius:7px;background:var(--blue-soft);color:var(--blue);display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}
.pd-feat li .fi svg{width:15px;height:15px}
.pd-item{margin-bottom:16px}
.pd-item:last-child{margin-bottom:0}
.pd-item h4{font-size:15px;font-weight:800;color:var(--blue-deep);display:flex;align-items:center;gap:8px;margin:0 0 6px}
.pd-item h4 .gi{width:24px;height:24px;border-radius:6px;background:var(--blue-soft);color:var(--blue-deep);display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}
.pd-item h4 .gi svg{width:14px;height:14px}
.pd-item p{margin:0;font-size:14px;color:var(--ink-2);line-height:1.8}
.pd-card,.pd-mini{background:var(--card);border:1px solid var(--line);border-radius:12px}
.pd-card{padding:22px 24px;display:flex;gap:16px}
.pd-mini{padding:18px 20px;display:flex;align-items:center;gap:14px}
.pd-ic{width:46px;height:46px;border-radius:11px;background:var(--blue-soft);color:var(--blue-deep);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.pd-ic svg{width:24px;height:24px}
.pd-bd{flex:1;min-width:0}
.pd-card h3,.pd-mini h3{font-size:16.5px;font-weight:800;color:var(--blue-deep);line-height:1.4;margin:0 0 8px}
.pd-mini h3{margin:0;font-size:15px}
.pd-card p{font-size:14px;color:var(--ink-2);line-height:1.85;margin:0}
.pd-pts{margin:4px 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:5px}
.pd-pts li{position:relative;padding-left:18px;font-size:14px;color:var(--ink-2);line-height:1.7}
.pd-pts li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;background:var(--blue)}
.pd-cta{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 6px}
.btn-ghost{border:1px solid var(--blue-mid);color:var(--blue);background:#fff}
.btn-ghost:hover{background:var(--blue-soft)}
@media (max-width:860px){
  .pd-hero{padding:26px 22px}
  .pd-hero h1{font-size:27px}
  .pd-grid{grid-template-columns:1fr}
  .pd-grid-4{grid-template-columns:1fr 1fr}
  .pd-feats{grid-template-columns:1fr}
  .pd-tips{grid-template-columns:1fr 1fr}
  .vsg-sec{grid-template-columns:1fr}
  .pd-feat{grid-template-columns:1fr}
}
/* ===== 联系表单 ===== */
.form-wrap{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:28px 30px;max-width:720px;margin-top:6px}
.form-row{display:flex;flex-direction:column;gap:8px;margin-bottom:18px}
.form-label{font-size:15px;font-weight:700;color:var(--ink)}
.form-label i{color:#e5484d;font-style:normal;margin-left:2px}
.form-input{width:100%;box-sizing:border-box;padding:12px 14px;border:1px solid var(--line);border-radius:8px;font-size:14.5px;font-family:inherit;color:var(--ink);background:#fff;min-height:46px}
.form-input:focus{outline:none;border-color:var(--blue-mid)}
.form-textarea{min-height:110px;resize:vertical;line-height:1.7}
.form-btn{margin-top:6px;min-width:160px}
.form-note{font-size:12.5px;color:var(--ink-3);line-height:1.7;margin-top:14px;margin-bottom:0}
.form-note b{color:var(--blue)}
/* ===== 认证培训页 ===== */
.cert-tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}
.cert-tabs button{font-family:inherit;font-size:14.5px;font-weight:700;color:var(--ink-2);background:#fff;border:1px solid var(--line);border-radius:30px;padding:9px 22px;cursor:pointer;transition:all .15s ease;min-height:44px;display:inline-flex;align-items:center;justify-content:center;line-height:1;gap:8px}
.cert-tabs button:hover{border-color:var(--blue-mid);color:var(--blue)}
.cert-tabs button.on{background:var(--blue);border-color:var(--blue);color:#fff}
.cert-lead{font-size:15.5px;line-height:1.9;color:var(--ink);margin-bottom:18px}
.cert-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.cert-card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:22px 20px;display:flex;flex-direction:column}
.cert-card .cc-name{font-size:17px;font-weight:800;color:var(--blue-deep)}
.cert-card .cc-en{font-size:12.5px;font-weight:700;color:var(--blue);margin-top:3px;letter-spacing:.03em}
.cert-card .cc-aud{display:inline-block;background:var(--blue-soft);color:var(--blue-deep);font-size:12px;font-weight:700;border-radius:30px;padding:4px 12px;margin:12px 0 10px;align-self:flex-start}
.cert-card .cc-line{font-size:13.5px;color:var(--ink-2);line-height:1.85}
.cert-card .cc-line b{display:block;font-size:13px;font-weight:700;color:var(--ink);margin-bottom:2px}
.cert-table-wrap{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow-x:auto}
.cert-table{width:100%;border-collapse:collapse;min-width:640px}
.cert-table th{background:var(--blue-deep);color:#fff;padding:13px 15px;text-align:left;font-size:14px;font-weight:700;white-space:nowrap}
.cert-table td{padding:13px 15px;border-bottom:1px solid var(--line);font-size:14px;color:var(--ink);line-height:1.7;vertical-align:top;white-space:nowrap}
.cert-table tr:nth-child(even) td{background:var(--blue-faint)}
.cert-table tr:last-child td{border-bottom:none}
.cert-note{font-size:13px;color:var(--ink-3);margin-top:12px;line-height:1.7}
.cert-query{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:22px;display:flex;flex-wrap:wrap;gap:14px;align-items:flex-end;margin-bottom:18px}
.cert-query label{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:700;color:var(--ink-2)}
.cert-query input{font-family:inherit;font-size:14px;padding:10px 14px;border:1px solid var(--line);border-radius:8px;min-width:220px;color:var(--ink)}
.cert-query input:focus{outline:none;border-color:var(--blue-mid)}
.cert-query input::placeholder{color:var(--ink-3)}
@media (max-width:860px){ .cert-cards{grid-template-columns:1fr} }
/* ===== 案例详情模板 ===== */
.case-hero{background:linear-gradient(120deg,var(--blue-deep),var(--blue));border-radius:16px;color:#fff;padding:30px 32px;display:flex;flex-wrap:wrap;align-items:center;gap:18px;justify-content:space-between;margin-bottom:20px}
.case-hero .tag{display:inline-block;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.35);color:#fff;font-size:13px;font-weight:700;padding:5px 14px;border-radius:30px;margin-bottom:10px}
.case-hero h2{font-size:26px;font-weight:900;line-height:1.35}
.case-hero .sub{color:rgba(255,255,255,.78);font-size:14px;margin-top:6px}
.case-hero .stat{display:flex;gap:10px;flex-wrap:wrap}
.case-hero .stat span{background:rgba(255,255,255,.12);border-radius:8px;padding:8px 14px;font-size:13px;display:inline-flex;align-items:center;gap:6px}
.case-hero .stat svg{width:15px;height:15px}
.case-sec{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:24px 28px;margin-bottom:18px}
.case-sec h3{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:900;color:var(--blue-deep);margin-bottom:14px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.case-sec h3 svg{width:20px;height:20px;color:var(--blue);flex-shrink:0}
.case-sec p{font-size:15px;line-height:1.9;color:var(--ink);margin-bottom:12px;text-align:justify}
.case-sec p:last-child{margin-bottom:0}
.case-point{display:flex;align-items:flex-start;gap:12px;background:var(--blue-faint);border-radius:9px;padding:11px 14px;margin-bottom:8px;font-size:14.5px;color:var(--ink);line-height:1.7}
.case-point:last-child{margin-bottom:0}
.case-point .num{width:22px;height:22px;border-radius:50%;background:var(--blue);color:#fff;font-size:12px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:2px}
.case-point.plain .dot{width:8px;height:8px;border-radius:50%;background:var(--blue-mid);flex-shrink:0;margin-top:9px}
.case-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
/* ===== 列表 ===== */
.list-card{display:flex;align-items:baseline;gap:16px;background:var(--card);border:1px solid var(--line);border-radius:9px;padding:16px 20px;cursor:pointer;transition:transform .15s ease,border-color .15s ease}
.list-card:hover{transform:translateY(-2px);border-color:var(--blue-mid)}
.list-card time{font-size:13px;color:var(--ink-3);flex-shrink:0;font-variant-numeric:tabular-nums}
.list-card h3{font-size:16px;font-weight:700;color:var(--ink)}
.list-card:hover h3{color:var(--blue)}
.list-card .cat{font-size:12px;font-weight:700;color:var(--blue);background:var(--blue-soft);border-radius:4px;padding:2px 9px;flex-shrink:0}
/* ===== 解决方案 · 行业/主题分类 ===== */
.sol-head{display:flex;align-items:baseline;gap:12px;margin-bottom:16px}
.sol-head h2{font-size:20px;font-weight:900;color:var(--blue-deep);margin:0}
.sol-head .en{font-size:12.5px;color:var(--ink-3);letter-spacing:.16em;font-weight:700}
.sol-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:42px}
.sol-list{display:flex;flex-direction:column;gap:16px}
.sol-card{display:flex;align-items:center;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px;cursor:pointer;min-height:100px;transition:transform .15s ease,border-color .15s ease}
.sol-card:hover{transform:translateY(-2px);border-color:var(--blue-mid)}
.sol-card .ic{width:56px;height:56px;flex-shrink:0;border-radius:12px;background:var(--blue-soft);display:flex;align-items:center;justify-content:center}
.sol-card .ic svg{width:28px;height:28px;color:var(--blue)}
.sol-card .txt{flex:1;min-width:0}
.sol-card h3{font-size:16px;font-weight:600;color:var(--ink);margin:0}
.sol-card:hover h3{color:var(--blue)}
.sol-card p{font-size:13px;line-height:21px;color:var(--ink-2);margin:4px 0 0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.sol-card .go{width:16px;height:16px;flex-shrink:0;color:var(--ink-3);display:flex}
.sol-card:hover .go{color:var(--blue)}
/* 主题方案变体 */
.sol-card.sol-t{min-height:96px;max-height:112px}
.sol-card.sol-t h3{font-size:15.5px}
.sol-card .thumb{width:124px;height:64px;flex-shrink:0;border-radius:8px;background:linear-gradient(135deg,#e8f0fe,#dbe7fb);display:flex;align-items:center;justify-content:center;overflow:hidden}
.sol-card .thumb svg{width:28px;height:28px;color:var(--blue)}
.sol-card .thumb img{width:100%;height:100%;object-fit:cover;display:block}
@media (max-width:860px){.sol-grid{grid-template-columns:1fr}}
.search{display:flex;gap:10px;margin-bottom:20px}
.search input{flex:1;max-width:420px;padding:11px 16px;border:1px solid var(--line);border-radius:8px;font-size:15px;font-family:inherit;background:var(--card);min-height:44px}
.search input:focus{outline:none;border-color:var(--blue-mid)}
.pager{display:flex;gap:8px;justify-content:center;margin-top:22px;flex-wrap:wrap}
.pager span{min-width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;border-radius:6px;font-size:13.5px;cursor:pointer;background:var(--card);border:1px solid var(--line);color:var(--ink-2)}
.pager span.on{background:var(--blue);color:#fff;border-color:var(--blue)}
.pager span.dim{opacity:.4;pointer-events:none}
/* ===== toast ===== */
.toast{position:fixed;left:50%;bottom:30px;transform:translateX(-50%) translateY(20px);background:var(--blue-deep);color:#fff;font-size:14px;padding:12px 22px;border-radius:8px;box-shadow:0 10px 30px rgba(0,0,0,.25);opacity:0;pointer-events:none;transition:opacity .25s ease,transform .25s ease;z-index:99}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
/* ===== 响应式 ===== */
@media (max-width:1080px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:1fr}
  .g2{grid-template-columns:1fr}
  .pb-grid{grid-template-columns:repeat(2,1fr)}
  .cap-wrap{grid-template-columns:1fr}
  .cap-tabs{flex-direction:row;flex-wrap:wrap;position:static}
  .cap-tabs a{flex:1 1 45%;border-bottom:none}
  .news-wrap{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr}
  .side-layout{grid-template-columns:1fr}
  .side{position:static;display:flex;flex-wrap:wrap;gap:4px}
  .side a{display:inline-block;padding:7px 12px;margin:0}
  .hero-bg{width:46%}
  /* 导航切汉堡（提前断点，避免 860~1080 菜单折行） */
  .burger{display:flex}
  .logo-sub{display:none}
  .nav-menu{position:absolute;top:66px;left:0;right:0;background:#fff;flex-direction:column;align-items:flex-start;gap:0;padding:0 24px;max-height:0;overflow:hidden;transition:max-height .3s ease;margin-left:0;box-shadow:0 12px 24px rgba(18,58,92,.08)}
  .nav-menu.open{max-height:440px}
  .nav-menu a{width:100%;padding:13px 0;border-bottom:1px solid var(--line)}
  .nav-tel{display:none}
  .nav-side{margin-left:auto}
}
@media (max-width:860px){
  .hero h1{font-size:29px}
  .hero-bg{display:none}
  .hero-in{padding:58px 24px 50px}
  .section{padding:48px 0}
  .cap-panels{grid-template-columns:1fr}
  .ind-points{grid-template-columns:1fr}
  .case-logo-grid{grid-template-columns:1fr 1fr}
  .content{padding:22px 18px}
  .page-head h1{font-size:23px}
  .sec-title{font-size:25px}
}
@media (max-width:560px){
  .g4,.g3,.g2{grid-template-columns:1fr}
  .pb-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr}
  .cta-band{padding:30px 22px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none!important;animation:none!important}
}

/* ===== 技术与资源（后台数据） ===== */
.tech-sum{font-size:13.5px;color:var(--ink-2);line-height:1.7;margin-top:4px}
.tech-detail{font-size:15.5px;line-height:1.9;color:var(--ink)}
.tech-detail img{max-width:100%;height:auto;display:block;margin:16px auto;border-radius:6px}
.tech-detail h2{font-size:20px;font-weight:800;color:var(--ink);margin:26px 0 12px}
.tech-detail h3{font-size:17px;font-weight:800;color:var(--ink);margin:22px 0 10px}
.tech-detail h4{font-size:16px;font-weight:700;color:var(--ink);margin:18px 0 8px}
.tech-detail p{margin-bottom:14px;text-align:justify}
.tech-detail ul,.tech-detail ol{padding-left:1.7em;margin-bottom:14px}
.tech-detail li{margin-bottom:7px}
.tech-detail table{border-collapse:collapse;width:100%;margin:16px 0;font-size:14px}
.tech-detail th,.tech-detail td{border:1px solid var(--line);padding:8px 12px;text-align:left}
.tech-detail th{background:var(--blue-faint);color:var(--ink);font-weight:700}
.tech-detail a{color:var(--blue);text-decoration:underline}
.tech-detail blockquote{border-left:3px solid var(--blue);background:var(--blue-faint);padding:12px 16px;margin:16px 0;color:var(--ink-2);border-radius:0 6px 6px 0}
.tech-detail pre{background:#f5f7fb;border:1px solid var(--line);border-radius:6px;padding:12px 16px;overflow-x:auto;font-size:13.5px;line-height:1.7;margin-bottom:14px}

/* ===== 公司荣誉 · 证书墙 ===== */
.honor-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:22px}
.honor-card{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;cursor:zoom-in;transition:transform .18s ease,box-shadow .18s ease}
.honor-card:hover{transform:translateY(-4px);box-shadow:0 12px 26px rgba(18,58,92,.12)}
.honor-img{aspect-ratio:4/3;background:linear-gradient(135deg,#f0f4fb,#e8eef8);display:flex;align-items:center;justify-content:center;overflow:hidden}
.honor-img img{width:100%;height:100%;object-fit:contain;padding:12px}
.honor-ph{aspect-ratio:4/3;background:linear-gradient(135deg,#eff4ff,#dde8fb);display:flex;align-items:center;justify-content:center;padding:20px}
.honor-ph span{font-size:18px;font-weight:800;color:var(--blue-deep);text-align:center;line-height:1.5;letter-spacing:.04em}
.honor-name{padding:13px 16px;font-size:14px;font-weight:700;color:var(--ink);text-align:center;border-top:1px solid #f1f3f7;line-height:1.5}
/* 证书放大 */
.honor-lightbox{position:fixed;inset:0;z-index:9999;display:flex;align-items:center;justify-content:center}
.hl-mask{position:absolute;inset:0;background:rgba(10,20,40,.72)}
.hl-box{position:relative;max-width:min(90vw,760px);max-height:86vh;background:#fff;border-radius:12px;padding:18px;box-shadow:0 24px 60px rgba(0,0,0,.35);overflow:auto;text-align:center}
.hl-box img{max-width:100%;max-height:66vh;object-fit:contain;border-radius:8px}
.hl-box p{font-size:15px;font-weight:700;color:var(--ink);margin-top:12px}
.hl-close{position:absolute;top:8px;right:10px;border:none;background:rgba(30,58,138,.12);color:var(--blue-deep);font-size:14px;font-weight:700;padding:6px 12px;border-radius:6px;cursor:pointer}
.hl-close:hover{background:rgba(30,58,138,.2)}
/* ===== 联系我们 · 办事处卡片 ===== */
.contact-hero{background:linear-gradient(120deg,#f0f5ff,#e6eefb);border:1px solid #dbe7fb;border-radius:14px;padding:26px 28px;margin-bottom:24px}
.contact-hero .ch-title{font-size:20px;font-weight:900;color:var(--blue-deep);margin-bottom:8px}
.contact-hero p{font-size:14px;color:var(--ink-2);line-height:1.8;margin:0}
.office-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;margin-bottom:24px}
.office-card{background:#fff;border:1px solid var(--line);border-left:4px solid var(--blue);border-radius:10px;padding:18px 20px;transition:box-shadow .18s ease}
.office-card:hover{box-shadow:0 10px 22px rgba(18,58,92,.1)}
.office-card .oc-name{font-size:15.5px;font-weight:800;color:var(--blue-deep);margin-bottom:8px}
.office-card .oc-addr{font-size:13.5px;color:var(--ink);line-height:1.7}
.office-card .oc-zip{font-size:12.5px;color:var(--ink-3);margin-top:8px}
.contact-foot{background:var(--blue-deep);border-radius:14px;padding:24px 28px;text-align:center}
.contact-foot p{color:#fff;font-size:17px;font-weight:800;letter-spacing:.03em;margin:0}
.contact-foot .cf-sub{font-size:13px;font-weight:400;color:rgba(255,255,255,.75);margin-top:8px;line-height:1.7}
/* ===== 法律声明 / 隐私保护 · 文本分级 ===== */
.sec-note{background:var(--blue-faint);border:none;border-left:3px solid var(--blue);border-radius:6px;padding:14px 18px;font-size:14px;color:var(--ink-2);line-height:1.9;margin-bottom:20px}
.sec-card{background:transparent;border:none;border-radius:0;padding:0;margin-bottom:2px}
.sec-card .sec-title2{font-size:17px;font-weight:800;color:var(--blue-deep);margin:24px 0 10px;padding:0}
.sec-card .sec-title2::before{content:"";display:inline-block;width:4px;height:16px;border-radius:2px;background:var(--blue);margin-right:10px;vertical-align:-2px}
.sec-card p{font-size:14.5px;color:var(--ink);line-height:2;margin:0 0 10px;text-align:justify}
.sec-card p:last-child{margin-bottom:0}
/* ===== 公司简介 · 增强 ===== */
.ab-title{font-size:22px;font-weight:900;color:var(--blue-deep);margin:0 0 18px;position:relative;padding-left:14px}
.ab-title::before{content:"";position:absolute;left:0;top:4px;bottom:4px;width:5px;border-radius:3px;background:var(--blue)}
.ab-intro .intro-p{font-size:15px;color:var(--ink);line-height:2;margin:0 0 14px;text-align:justify}
.ab-intro .lead{font-size:16.5px;color:var(--blue-deep);font-weight:600}
.pos-chips{display:flex;flex-wrap:wrap;gap:10px;margin:10px 0 22px}
.pos-chips .chip{background:var(--blue-faint);color:var(--blue-deep);font-size:13.5px;font-weight:700;border:1px solid #dbe7fb;border-radius:999px;padding:7px 16px}
.vm-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.vm-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px 22px}
.vm-card .vm-head{display:flex;align-items:center;gap:8px;font-size:16px;font-weight:800;color:var(--blue-deep);margin-bottom:12px}
.vm-card .vm-head svg{width:20px;height:20px;color:var(--blue)}
.vm-card .vm-item{font-size:13.5px;color:var(--ink);line-height:1.8;padding:7px 0;border-bottom:1px dashed #eef1f6}
.vm-card .vm-item:last-child{border-bottom:none}
@media (max-width:860px){.vm-grid{grid-template-columns:1fr}}