/* 碧帝数科官网 — 国际工业科技风（参考 Siemens 版式 + ABB 首屏） */
:root{
  --navy:#041B33; --navy-2:#0A2C52; --ink:#0B1B2E; --text:#33475B; --muted:#6A7C8E;
  --line:#DCE3EA; --bg-soft:#F2F5F8; --accent:#0F7B5F; --accent-2:#7FD1B4; --brand:#1E9E4A;
  --w:1280px; --gut:40px;
  --f-zh:"Microsoft YaHei","微软雅黑","PingFang SC","Hiragino Sans GB","Noto Sans SC",sans-serif;
  --f-en:"Segoe UI","Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--f-en),var(--f-zh);font-family:var(--f-zh);color:var(--text);background:#fff;font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}
html[lang="en"] body,html[lang="fr"] body{font-family:var(--f-en)}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--w);margin:0 auto;padding:0 var(--gut)}
h1,h2,h3,h4{color:var(--ink);font-weight:700;line-height:1.3;letter-spacing:.01em}

/* ---------- 顶部 ---------- */
.util{background:var(--navy);color:#B9C7D6;font-size:13px}
.util .wrap{display:flex;justify-content:space-between;align-items:center;height:36px}
.util a:hover{color:#fff}
.util .r{display:flex;gap:22px;align-items:center}
.util .lang a{margin-left:12px}.util .lang a.on{color:#fff;font-weight:700}
.hdr{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line)}
.hdr .wrap{display:flex;align-items:center;height:76px}
.logo img{height:40px;width:auto}
.nav{display:flex;margin-left:auto;height:100%}
.nav>li{list-style:none;position:static;display:flex;align-items:center}
.nav>li>a{display:flex;align-items:center;height:100%;padding:0 18px;font-size:16px;font-weight:700;color:var(--ink);border-bottom:3px solid transparent}
.nav>li:hover>a,.nav>li>a.on{border-bottom-color:var(--accent);color:var(--navy)}
.hdr .cta{margin-left:18px;background:var(--navy);color:#fff;font-weight:700;font-size:15px;padding:10px 20px}
.hdr .cta:hover{background:var(--accent)}
.mega{position:absolute;left:0;right:0;top:100%;background:#fff;border-top:1px solid var(--line);box-shadow:0 24px 40px rgba(4,27,51,.12);display:none}
.nav>li:hover .mega,.nav>li:focus-within .mega{display:block}
.mega .wrap{display:grid;grid-template-columns:280px 1fr 1fr 1fr;gap:40px;height:auto;padding-top:36px;padding-bottom:40px;align-items:start}
.mega .intro h4{font-size:22px;margin-bottom:10px}
.mega .intro p{font-size:14px;color:var(--muted)}
.mega h5{font-size:13px;color:var(--muted);font-weight:400;letter-spacing:.08em;margin-bottom:12px;padding-bottom:10px;border-bottom:1px solid var(--line)}
.mega li{list-style:none}
.mega li a{display:block;padding:6px 0;font-size:15px;color:var(--ink)}
.mega li a:hover{color:var(--accent)}
.burger{display:none;margin-left:auto;background:none;border:0;width:44px;height:44px;cursor:pointer}
.burger span{display:block;height:2px;background:var(--ink);margin:6px 10px}

/* ---------- 首屏 ---------- */
.hero{position:relative;min-height:calc(100vh - 112px);max-height:980px;display:flex;align-items:flex-end;color:#fff;overflow:hidden;background:var(--navy)}
.hero>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;animation:kb 26s ease-out both}
@keyframes kb{from{transform:scale(1.12)}to{transform:scale(1)}}
@media (prefers-reduced-motion:reduce){.hero>img{animation:none}}
.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,27,51,.88) 0%,rgba(4,27,51,.55) 45%,rgba(4,27,51,.05) 80%),linear-gradient(0deg,rgba(4,27,51,.55),transparent 40%)}
.hero .wrap{position:relative;z-index:2;width:100%;padding-bottom:88px}
.hero .bar{width:56px;height:5px;background:var(--accent);margin-bottom:28px}
.hero h1{color:#fff;font-size:80px;line-height:1.15;max-width:960px;letter-spacing:.04em;text-shadow:0 2px 30px rgba(0,0,0,.25)}
.hero p{font-size:20px;line-height:1.7;max-width:680px;margin-top:24px;color:#E3EBF3}
.hero .btns{margin-top:40px;display:flex;gap:16px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:14px;font-weight:700;font-size:16px;padding:15px 30px;border:2px solid transparent;transition:.2s}
.btn:after{content:"→";font-weight:400}
.btn.pri{background:var(--accent);color:#fff}.btn.pri:hover{background:#0B654E}
.btn.ghost{border-color:rgba(255,255,255,.8);color:#fff}.btn.ghost:hover{background:#fff;color:var(--navy)}
.btn.dark{background:var(--navy);color:#fff}.btn.dark:hover{background:var(--accent)}
.btn.line{border-color:var(--navy);color:var(--navy)}.btn.line:hover{background:var(--navy);color:#fff}
.hero .credit{position:absolute;right:var(--gut);bottom:20px;z-index:2;font-size:12px;color:rgba(255,255,255,.55)}
.quick{background:var(--navy-2);color:#fff}
.quick .wrap{display:grid;grid-template-columns:repeat(4,1fr)}
.quick a{padding:26px 24px 26px 0;border-right:1px solid rgba(255,255,255,.15);display:flex;justify-content:space-between;align-items:center;font-weight:700;font-size:17px}
.quick a+a{padding-left:28px}
.quick a:last-child{border-right:0}
.quick a small{display:block;font-weight:400;font-size:13px;color:#9FB3C8;margin-top:2px}
.quick a:hover{color:var(--accent-2)}

/* ---------- 通用版块 ---------- */
.sec{padding:120px 0}
.sec.soft{background:var(--bg-soft)}
.eyebrow{font-size:14px;font-weight:700;letter-spacing:.14em;color:var(--accent);margin-bottom:16px;text-transform:uppercase}
.h2{font-size:48px;line-height:1.28;max-width:900px}
.lead{font-size:19px;color:var(--text);max-width:820px;margin-top:22px}
.head-row{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:56px}
.more{font-weight:700;color:var(--navy);border-bottom:2px solid var(--accent);padding-bottom:4px;white-space:nowrap}
.more:after{content:"  →"}
.more:hover{color:var(--accent)}

/* 行业挑战（Siemens 式文字网格） */
.chal{display:grid;grid-template-columns:repeat(3,1fr);gap:56px 64px;margin-top:64px}
.chal div{border-top:3px solid var(--navy);padding-top:24px}
.chal h3{font-size:22px;margin-bottom:12px}
.chal p{font-size:16px;color:var(--text)}

/* 解决方案大图卡 */
.sol{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.sol a{position:relative;display:block;height:440px;overflow:hidden;background:var(--navy);color:#fff}
.sol a.wide{grid-column:span 2}
.sol img{width:100%;height:100%;object-fit:cover;transition:transform .8s}
.sol a:hover img{transform:scale(1.05)}
.sol a:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(4,27,51,.92) 0%,rgba(4,27,51,.35) 55%,rgba(4,27,51,0) 80%)}
.sol .t{position:absolute;left:32px;right:32px;bottom:30px;z-index:2}
.sol .t small{font-size:13px;letter-spacing:.12em;color:var(--accent-2);font-weight:700}
.sol h3{color:#fff;font-size:28px;margin:8px 0 10px}
.sol p{font-size:15px;color:#D2DEEA;line-height:1.65;max-width:520px}
.sol .go{display:inline-block;margin-top:16px;font-weight:700;font-size:15px}
.sol .go:after{content:"  →"}

/* 产品（左右交替大图） */
.prod{display:grid;grid-template-columns:1.15fr 1fr;gap:80px;align-items:center}
.prod+.prod{margin-top:120px}
.prod.rev .pic{order:2}
.prod .pic{background:var(--bg-soft);aspect-ratio:4/3;overflow:hidden}
.prod .pic img{width:100%;height:100%;object-fit:cover}
.prod .tag{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.1em;color:var(--accent);margin-bottom:14px}
.prod h3{font-size:36px;margin-bottom:18px}
.prod p{font-size:17px}
.spec{margin:28px 0 36px;border-top:1px solid var(--line)}
.spec li{list-style:none;display:grid;grid-template-columns:150px 1fr;gap:20px;padding:14px 0;border-bottom:1px solid var(--line);font-size:15px}
.spec li b{color:var(--ink)}

/* 技术架构（深色水面） */
.dark{position:relative;color:#fff;background:var(--navy);overflow:hidden}
.dark>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.35}
.dark .wrap{position:relative;z-index:2}
.dark .h2,.dark h3{color:#fff}
.dark .lead{color:#C9D6E3}
.flow{display:grid;grid-template-columns:repeat(4,1fr);margin-top:72px;border-top:1px solid rgba(255,255,255,.25)}
.flow div{padding:36px 32px 8px 0;position:relative}
.flow div+div{padding-left:32px;border-left:1px solid rgba(255,255,255,.25)}
.flow b{display:block;font-size:15px;font-weight:700;color:#fff;letter-spacing:.2em;opacity:.7;line-height:1;margin-bottom:18px;font-family:var(--f-en)}
.flow h3{font-size:22px;margin-bottom:12px}
.flow p{font-size:15px;color:#C9D6E3}
.dark .note{margin-top:56px;font-size:15px;color:#9FB3C8;max-width:900px}

/* 合作与资质 */
.coop{display:grid;grid-template-columns:1fr 1fr;gap:0;background:#fff}
.coop .pic{min-height:520px;background:#000}
.coop .pic img{width:100%;height:100%;object-fit:cover}
.coop .txt{padding:80px 72px;background:var(--navy-2);color:#fff}
.coop .txt h2{color:#fff;font-size:34px;margin-bottom:22px}
.coop .txt p{color:#C9D6E3;font-size:17px}
.coop ul{margin:30px 0 40px}
.coop li{list-style:none;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.18);font-size:16px;display:flex;gap:16px}
.coop li:before{content:"";flex:0 0 8px;height:8px;background:var(--accent-2);margin-top:10px}

/* 新闻 */
.news{display:grid;grid-template-columns:1.25fr 1fr;gap:48px}
.news .main .pic{aspect-ratio:16/9;overflow:hidden;background:var(--bg-soft)}
.news .main img{width:100%;height:100%;object-fit:cover}
.news .meta{font-size:13px;color:var(--muted);margin:22px 0 8px;letter-spacing:.04em}
.news .main h3{font-size:26px}
.news .list a{display:block;padding:24px 0;border-bottom:1px solid var(--line)}
.news .list a:first-child{padding-top:0}
.news .list h3{font-size:19px;line-height:1.5}
.news a:hover h3{color:var(--accent)}

/* 资料中心 */
.res{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.res a{border:1px solid var(--line);background:#fff;padding:32px 28px 30px;display:flex;flex-direction:column;min-height:260px;transition:.2s}
.res a:hover{border-color:var(--navy);box-shadow:0 18px 36px rgba(4,27,51,.08)}
.res small{font-size:13px;color:var(--accent);font-weight:700;letter-spacing:.08em}
.res h3{font-size:20px;margin:12px 0 10px}
.res p{font-size:15px;color:var(--muted);flex:1}
.res span{margin-top:18px;font-weight:700;color:var(--navy);font-size:15px}
.res span:after{content:"  →"}

/* 联系条 */
.contact{background:var(--navy-2);color:#fff}
.contact .wrap{display:flex;justify-content:space-between;align-items:center;gap:40px;padding-top:72px;padding-bottom:72px}
.contact h2{color:#fff;font-size:34px}
.contact p{color:#C9D6E3;font-size:17px;margin-top:10px}
.contact .tel{font-size:34px;font-weight:700;font-family:var(--f-en);white-space:nowrap}
.contact .tel small{display:block;font-size:14px;font-weight:400;font-family:var(--f-zh);opacity:.85}

/* 页脚 */
.ftr{background:#021326;color:#8FA3B8;font-size:14px}
.ftr .top{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:40px;padding:80px 0 56px}
.ftr .top img{height:36px;width:auto;margin-bottom:22px;filter:brightness(0) invert(1)}
.ftr h4{color:#fff;font-size:15px;margin-bottom:16px}
.ftr li{list-style:none;padding:5px 0}
.ftr a:hover{color:#fff}
.ftr .bot{border-top:1px solid rgba(255,255,255,.1);padding:24px 0 30px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:13px}

/* 内页 */
.phero{position:relative;height:520px;color:#fff;background:var(--navy);display:flex;align-items:flex-end;overflow:hidden}
.phero>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.phero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,27,51,.9),rgba(4,27,51,.45) 60%,rgba(4,27,51,.1))}
.phero .wrap{position:relative;z-index:2;width:100%;padding-bottom:72px}
.crumb{font-size:14px;color:#B9C7D6;margin-bottom:22px}.crumb a:hover{color:#fff}
.phero h1{color:#fff;font-size:52px;max-width:860px}
.phero p{font-size:19px;color:#E3EBF3;max-width:720px;margin-top:18px}
.subnav{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:76px;z-index:40}
.subnav .wrap{display:flex;gap:36px;overflow-x:auto}
.subnav a{padding:20px 0;font-weight:700;font-size:15px;color:var(--text);border-bottom:3px solid transparent;white-space:nowrap}
.subnav a:hover{color:var(--navy);border-bottom-color:var(--accent)}
.cols2{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start}
.cols2 p+p{margin-top:16px}
.fig{background:var(--bg-soft)}
.fig img{width:100%}
.fig figcaption{font-size:13px;color:var(--muted);padding:12px 0 0;background:#fff}
.tbl{width:100%;border-collapse:collapse;font-size:15px;margin-top:32px}
.tbl th,.tbl td{text-align:left;padding:16px 18px;border-bottom:1px solid var(--line);vertical-align:top}
.tbl th{background:var(--navy);color:#fff;font-weight:700}
.tbl td:first-child{font-weight:700;color:var(--ink);width:24%}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:56px;counter-reset:s}
.steps div{background:#fff;border-top:4px solid var(--accent);padding:28px 26px}
.steps div:before{counter-increment:s;content:"0" counter(s);display:block;font-family:var(--f-en);font-size:15px;font-weight:700;color:var(--accent);margin-bottom:12px}
.steps h3{font-size:19px;margin-bottom:8px}
.steps p{font-size:15px}
.faq details{border-bottom:1px solid var(--line);padding:22px 0}
.faq summary{cursor:pointer;font-weight:700;font-size:18px;color:var(--ink);list-style:none;display:flex;justify-content:space-between}
.faq summary:after{content:"+";font-weight:300;font-size:26px;line-height:1;color:var(--accent)}
.faq details[open] summary:after{content:"−"}
.faq details p{margin-top:12px}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  :root{--gut:28px}
  .nav>li>a{padding:0 11px;font-size:15px}
  .hero h1{font-size:48px}
  .sol{grid-template-columns:1fr 1fr}.sol a.wide{grid-column:span 2}
  .res{grid-template-columns:1fr 1fr}
  .prod{gap:48px}
  .ftr .top{grid-template-columns:1fr 1fr 1fr}
}
@media (max-width:860px){
  :root{--gut:16px}
  .util .l{display:none}.util .wrap{justify-content:flex-end}
  .hdr .wrap{height:64px}.logo img{height:32px}
  .burger{display:block}
  .hdr .cta{display:none}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;flex-direction:column;height:auto;border-bottom:1px solid var(--line);box-shadow:0 20px 30px rgba(0,0,0,.1)}
  .nav.open{display:flex}
  .nav>li{display:block}
  .nav>li>a{height:auto;padding:16px var(--gut);border-bottom:1px solid var(--line)}
  .nav>li:hover .mega{display:none}
  .hero{min-height:620px}
  .hero h1{font-size:34px}.hero p{font-size:17px}
  .hero .wrap{padding-bottom:56px}
  .quick .wrap{grid-template-columns:1fr 1fr;padding:0}
  .quick a,.quick a+a{padding:18px var(--gut);border-right:0;border-bottom:1px solid rgba(255,255,255,.12);font-size:15px}
  .sec{padding:72px 0}
  .h2{font-size:28px}.lead{font-size:16px}
  .head-row{flex-direction:column;align-items:flex-start;gap:20px;margin-bottom:36px}
  .chal{grid-template-columns:1fr;gap:32px;margin-top:40px}
  .sol{grid-template-columns:1fr}.sol a.wide{grid-column:auto}.sol a{height:360px}
  .sol h3{font-size:23px}
  .prod,.prod.rev{grid-template-columns:1fr;gap:28px}.prod.rev .pic{order:0}
  .prod+.prod{margin-top:72px}.prod h3{font-size:27px}
  .spec li{grid-template-columns:1fr;gap:2px}
  .flow{grid-template-columns:1fr 1fr;margin-top:40px}
  .flow div,.flow div+div{padding:24px 16px 16px 0;border-left:0;border-bottom:1px solid rgba(255,255,255,.2)}
  .flow b{font-size:34px}
  .coop{grid-template-columns:1fr}.coop .pic{min-height:260px}.coop .txt{padding:48px var(--gut)}
  .coop .txt h2{font-size:26px}
  .news{grid-template-columns:1fr;gap:36px}
  .res{grid-template-columns:1fr}.res a{min-height:0}
  .contact .wrap{flex-direction:column;align-items:flex-start;padding-top:48px;padding-bottom:48px}
  .contact h2{font-size:25px}.contact .tel{font-size:26px}
  .ftr .top{grid-template-columns:1fr 1fr;padding-top:56px}
  .ftr .top>div:first-child{grid-column:span 2}
  .phero{height:440px}.phero h1{font-size:32px}.phero p{font-size:16px}
  .subnav{top:64px}
  .cols2{grid-template-columns:1fr;gap:36px}
  .steps{grid-template-columns:1fr 1fr}
  .tbl{font-size:14px}.tbl th,.tbl td{padding:12px 10px}
}

/* 水循环大图带 */
.cycle{position:relative;min-height:760px;display:flex;align-items:flex-end;color:#fff;overflow:hidden;background:var(--navy)}
.cycle>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.cycle:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(4,27,51,.92) 0%,rgba(4,27,51,.45) 45%,rgba(4,27,51,.15) 100%)}
.cycle .wrap{position:relative;z-index:2;width:100%;padding-bottom:72px}
.cycle h2{color:#fff;font-size:60px;line-height:1.2;max-width:900px;letter-spacing:.03em}
.cycle p{font-size:19px;color:#DCE6EF;max-width:760px;margin-top:20px}
.chain{display:grid;grid-template-columns:repeat(5,1fr);margin-top:56px;border-top:1px solid rgba(255,255,255,.35)}
.chain a{padding:22px 20px 4px 0;font-size:20px;font-weight:700;color:#fff}
.chain a+a{padding-left:22px;border-left:1px solid rgba(255,255,255,.2)}
.chain a small{display:block;font-size:14px;font-weight:400;color:#B9C7D6;margin-top:6px}
.chain a:hover{color:var(--accent-2)}
/* 产品大图卡 */
.pcards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.pcards a{display:block;background:#fff}
.pcards .pic{aspect-ratio:4/5;overflow:hidden;background:var(--bg-soft)}
.pcards img{width:100%;height:100%;object-fit:cover;transition:transform .8s}
.pcards a:hover img{transform:scale(1.04)}
.pcards .t{padding:28px 4px 8px}
.pcards small{font-size:13px;letter-spacing:.12em;color:var(--accent);font-weight:700}
.pcards h3{font-size:26px;margin:8px 0 10px}
.pcards p{font-size:16px}
.pcards .go{display:inline-block;margin-top:14px;font-weight:700;color:var(--navy);border-bottom:2px solid var(--accent);padding-bottom:3px}
.pcards .go:after{content:"  →"}
@media (max-width:1100px){.hero h1{font-size:60px}.cycle h2{font-size:46px}.chain{grid-template-columns:repeat(3,1fr)}}
@media (max-width:860px){.hero h1{font-size:40px}.cycle{min-height:640px}.cycle h2{font-size:32px}.cycle p{font-size:16px}
.chain{grid-template-columns:1fr 1fr;margin-top:32px}.chain a,.chain a+a{padding:16px 12px 12px 0;border-left:0;font-size:17px}
.pcards{grid-template-columns:1fr}.pcards .pic{aspect-ratio:4/3}}

/* 案例数字带 */
.figs{position:relative;padding:120px 0;color:#fff;background:var(--navy);overflow:hidden}
.figs>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.22}
.figs .wrap{position:relative;z-index:2}
.figs .h2{color:#fff}.figs .lead{color:#C9D6E3}
.nums{display:grid;grid-template-columns:repeat(4,1fr);margin:64px 0 48px;border-top:1px solid rgba(255,255,255,.3)}
.nums div{padding:30px 24px 0 0}
.nums div+div{padding-left:28px;border-left:1px solid rgba(255,255,255,.2)}
.nums b{display:block;font-family:var(--f-en);font-size:72px;font-weight:300;line-height:1;color:#fff}
.nums b small{font-size:28px;margin-left:4px;font-family:var(--f-zh)}
.nums span{display:block;margin-top:14px;font-size:15px;color:#B9C7D6}
/* 内页通用 */
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.gallery{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:48px}
.gallery figure{background:#fff;border:1px solid var(--line)}
.gallery img{width:100%;aspect-ratio:16/10;object-fit:cover;object-position:top}
.gallery figcaption{padding:14px 18px;font-size:14px;color:var(--muted)}
.feat4{display:grid;grid-template-columns:repeat(4,1fr);gap:40px;margin-top:56px}
.feat4 div{border-top:3px solid var(--navy);padding-top:22px}
.feat4 h3{font-size:20px;margin-bottom:10px}.feat4 p{font-size:15px}
.article{max-width:820px}
.article p{font-size:17px;margin:0 0 20px}
.article h3{font-size:24px;margin:44px 0 16px}
.article ul{margin:0 0 24px 0}
.article li{list-style:none;position:relative;padding:0 0 12px 22px;font-size:17px}
.article li:before{content:"";position:absolute;left:0;top:12px;width:8px;height:8px;background:var(--accent)}
.nlist a{display:grid;grid-template-columns:320px 1fr;gap:40px;padding:36px 0;border-bottom:1px solid var(--line);align-items:center}
.nlist .pic{aspect-ratio:16/10;overflow:hidden;background:var(--bg-soft)}.nlist img{width:100%;height:100%;object-fit:cover}
.nlist h3{font-size:24px}.nlist a:hover h3{color:var(--accent)}
.nlist .meta{font-size:13px;color:var(--muted);margin-bottom:10px}
.form{display:grid;grid-template-columns:1fr 1fr;gap:18px 24px;background:#fff;padding:40px;border:1px solid var(--line)}
.form label{font-size:14px;font-weight:700;color:var(--ink);display:flex;flex-direction:column;gap:8px}
.form input,.form select,.form textarea{font:inherit;font-weight:400;padding:12px 14px;border:1px solid #C3CED9;background:#fff;color:var(--ink);border-radius:0}
.form .full{grid-column:span 2}
.form .chk{flex-direction:row;align-items:flex-start;font-weight:400;color:var(--text)}
.form button{justify-self:start;border:0;cursor:pointer;font-family:inherit}
.form .msg{grid-column:span 2;font-size:14px;color:var(--accent)}
.offices{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:48px}
.offices div{border-top:3px solid var(--navy);padding-top:20px}
.offices h3{font-size:20px;margin-bottom:8px}
.partner{display:grid;grid-template-columns:1fr 1.2fr;gap:64px;align-items:center;padding:56px 0;border-bottom:1px solid var(--line)}
.partner h3{font-size:28px;margin-bottom:14px}
.partner .tag{font-size:13px;font-weight:700;color:var(--accent);letter-spacing:.1em}
@media (max-width:860px){
 .figs{padding:72px 0}.nums{grid-template-columns:1fr 1fr;margin:36px 0 32px}
 .nums div,.nums div+div{padding:20px 12px 16px 0;border-left:0;border-bottom:1px solid rgba(255,255,255,.15)}
 .nums b{font-size:44px}
 .cards3,.gallery,.feat4,.offices{grid-template-columns:1fr}
 .nlist a{grid-template-columns:1fr;gap:16px}
 .form{grid-template-columns:1fr;padding:24px}.form .full,.form .msg{grid-column:auto}
 .partner{grid-template-columns:1fr;gap:24px}
}

/* 资质与合作 */
.hon{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:56px;border-top:3px solid var(--navy)}
.hon a{padding:30px 28px 30px 0;display:block}
.hon a+a{padding-left:28px;border-left:1px solid var(--line)}
.hon b{display:block;font-size:22px;color:var(--ink);margin-bottom:10px}
.hon span{font-size:14px;color:var(--muted);line-height:1.6;display:block}
.hon a:hover b{color:var(--accent)}
.pwall{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:48px}
.pwall>*{background:#fff;min-height:120px;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:22px;transition:.2s}
.pwall b{font-size:20px;color:#3A4A5C;letter-spacing:.06em}
.pwall span{font-size:13px;color:var(--muted);margin-top:6px}
.pwall a:hover{background:var(--bg-soft)}.pwall a:hover b{color:var(--navy)}
@media (max-width:860px){.hon{grid-template-columns:1fr}.hon a,.hon a+a{padding:20px 0;border-left:0;border-bottom:1px solid var(--line)}
.pwall{grid-template-columns:1fr 1fr}.pwall b{font-size:16px}}
.wall-t{font-size:22px;margin:64px 0 8px}
.wall-d{color:var(--muted);font-size:15px;margin-bottom:24px}
.cwall{display:grid;grid-template-columns:repeat(6,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.cwall div{background:#fff;height:108px;display:flex;align-items:center;justify-content:center;text-align:center;padding:12px;transition:.2s}
.cwall b{font-size:18px;color:#7A8796;letter-spacing:.08em;font-weight:700;line-height:1.4}
.cwall div:hover b{color:var(--navy)}
.honors .pwall{margin-top:24px}
@media (max-width:1100px){.cwall{grid-template-columns:repeat(4,1fr)}}
@media (max-width:860px){.cwall{grid-template-columns:repeat(2,1fr)}.cwall div{height:84px}.cwall b{font-size:15px}.feat4[style]{grid-template-columns:1fr!important}}