:root{
  --ink-900:#012d5e;
  --ink-800:#083a6e;
  --ink-700:#0d3a70;
  --ink-500:#2f5f97;
  --ink-200:#e6ecf5;
  --ink-100:#eef2f7;
  --ink-50:#f8fafc;
  --accent:#ff6900;
  --accent-soft:#fff4e8;
  --text-1:#0f172a;
  --text-2:#475569;
  --text-3:#94a3b8;
  --line:#e2e8f0;
  --line-2:#cbd5e1;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --shadow:0 1px 2px rgba(15,23,42,.04),0 10px 30px rgba(15,23,42,.06);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:#fff;color:var(--text-1);line-height:1.7;
  font-family:"HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{margin:0;font-weight:500;line-height:1.2;letter-spacing:-.01em}
p{margin:0}
ul,ol,dl,dd{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
.container{width:min(1400px,100% - 32px);margin-inline:auto}
@media (min-width:768px){.container{width:min(1400px,100% - 56px)}}
.section{padding:56px 0}
@media (min-width:992px){.section{padding:96px 0}}
.section--alt{background:var(--ink-50)}
.skip-link{position:absolute;left:-9999px;top:0;background:#fff;color:var(--ink-900);padding:12px 20px;z-index:200;border-radius:0 0 var(--r-sm) 0}
.skip-link:focus{left:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
section[id]:focus,section[id]:focus-visible{outline:none}
.hero :focus-visible,.stats :focus-visible,.site-footer :focus-visible{outline-color:#fff}
.inquiry :focus-visible{outline-color:var(--ink-900)}
.ph{display:grid;place-items:center;border:1px solid var(--line);border-radius:var(--r-md);
  background:repeating-linear-gradient(45deg,#eef2f7 0 10px,#e6ecf5 10px 20px);
  color:#7d8b9e;font-size:13px;text-align:center;padding:12px}
.ph--dark{border-color:rgba(255,255,255,.18);
  background:repeating-linear-gradient(45deg,#0d3a70 0 12px,#10407b 12px 24px);color:#9fbbd8}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 24px;border:1px solid transparent;border-radius:var(--r-sm);
  font-size:16px;font-weight:500;transition:transform .2s ease-out,background-color .2s,border-color .2s,box-shadow .2s}
.btn--primary{background:var(--accent);color:var(--ink-900)}
.btn--primary:hover{transform:scale(1.05)}
.btn--primary:active{transform:scale(.95)}
.btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn--ghost:hover{background:rgba(255,255,255,.1);transform:scale(1.05)}
.btn--ghost:active{transform:scale(.95)}
.btn--outline{background:#fff;color:var(--ink-900);border-color:var(--line-2)}
.btn--outline:hover{border-color:var(--ink-900);transform:scale(1.05)}
.btn--sm{min-height:38px;padding:0 18px;font-size:14px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--accent)}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--accent);border-radius:2px}
.sec-head{margin-bottom:32px;display:grid;gap:8px}
@media (min-width:992px){.sec-head{margin-bottom:48px}}
.sec-head h2{font-size:24px}
@media (min-width:768px){.sec-head h2{font-size:32px}}
.sec-head p{color:var(--text-2);font-size:15px}
.sec-head__row{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px}
.link-more{font-size:14px;color:var(--accent);display:inline-flex;align-items:center;gap:6px}
.link-more:hover{text-decoration:underline}
.topbar{background:var(--ink-900);color:#a8c4e0;font-size:12px}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:32px}
.topbar__news{display:flex;align-items:center;gap:8px;overflow:hidden;white-space:nowrap}
.topbar__news .tag{background:var(--accent);color:var(--ink-900);border-radius:4px;padding:1px 6px;font-weight:500}
.topbar__meta{display:none;align-items:center;gap:16px}
@media (min-width:992px){.topbar__meta{display:flex}}
.topbar__meta li+li{padding-left:16px;border-left:1px solid rgba(255,255,255,.18)}
.topbar a:hover{color:#fff;text-decoration:underline}
.site-header{position:sticky;top:0;z-index:60}
.navbar{background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .2s}
.navbar.is-scrolled{box-shadow:0 4px 20px rgba(15,23,42,.07)}
.navbar__inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:64px}
@media (min-width:992px){.navbar__inner{min-height:76px}}
.logo{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:500;color:var(--ink-900)}
.logo__mark{width:28px;height:28px;border-radius:7px;background:var(--ink-900);display:grid;place-items:center;color:#fff;font-size:12px}
.logo__sub{font-size:11px;color:var(--text-3);letter-spacing:.06em}
.navmenu{display:none}
@media (min-width:992px){
  .navmenu{display:flex;align-items:center;gap:4px}
  .navmenu>li>a{display:block;padding:10px 14px;border-radius:var(--r-sm);font-size:15px;color:var(--text-1);transition:color .2s,background-color .2s}
  .navmenu>li>a:hover{color:var(--ink-900);background:var(--ink-50)}
  .navmenu>li>a[aria-current="page"]{color:var(--ink-900);font-weight:500}
  .navmenu>li>a[aria-current="page"]::after{content:"";display:block;height:2px;background:var(--accent);border-radius:2px;margin-top:4px}
  .navmenu .nav-cta{margin-left:12px}
}
.nav-toggle{display:inline-grid;place-items:center;width:44px;height:44px;background:none;border:0;border-radius:var(--r-sm)}
@media (min-width:992px){.nav-toggle{display:none}}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--ink-900);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:20px;height:2px;background:var(--ink-900);border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-drawer{display:none;border-top:1px solid var(--line);background:#fff}
.nav-drawer.is-open{display:block}
.nav-drawer ul{padding:8px 0 20px}
.nav-drawer a{display:block;padding:14px 4px;font-size:16px;border-bottom:1px solid var(--ink-50)}
.nav-drawer .btn{width:100%;margin-top:16px}
.hero{background:var(--ink-900);color:#fff;padding:48px 0 56px;overflow:hidden}
@media (min-width:992px){.hero{padding:80px 0 96px}}
.hero__inner{display:grid;gap:40px}
@media (min-width:992px){.hero__inner{grid-template-columns:1.02fr .98fr;gap:56px;align-items:center}}
.pill{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(255,105,0,.65);
  color:#ff9147;border-radius:999px;padding:6px 14px;font-size:13px;margin-bottom:24px}
.pill::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}
.hero h1{font-size:30px;line-height:1.18;letter-spacing:-.02em}
@media (min-width:576px){.hero h1{font-size:38px}}
@media (min-width:992px){.hero h1{font-size:48px}}
.hero h1 em{font-style:normal;color:#ff9147}
.hero__sub{margin-top:20px;color:#b9cde5;font-size:16px;max-width:34em}
.hero__cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.hero__trust{margin-top:28px;display:flex;flex-wrap:wrap;gap:8px 20px;font-size:13px;color:#9fbbd8}
.hero__trust li{display:flex;align-items:center;gap:7px}
.hero__trust li::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--accent)}
.hero__media{display:grid;gap:12px}
.hero__media .ph{aspect-ratio:16/10}
@media (min-width:992px){.hero__media .ph{aspect-ratio:4/3}}
.hero__media-note{font-size:12px;color:#7fa0c8;text-align:center}
.stats{background:var(--ink-900);color:#fff;border-top:1px solid rgba(255,255,255,.12);padding:32px 0 40px}
.stats__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px 16px}
@media (min-width:768px){.stats__grid{grid-template-columns:repeat(4,1fr)}}
.stat{display:grid;gap:4px}
.stat__num{font-size:24px;font-weight:500;font-variant-numeric:tabular-nums;letter-spacing:-.01em}
@media (min-width:992px){.stat__num{font-size:30px}}
.stat__label{font-size:13px;color:#9fbbd8}
.stat__note{font-size:12px;color:#7fa0c8}
.series__grid{display:grid;gap:16px}
@media (min-width:576px){.series__grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:992px){.series__grid{grid-template-columns:repeat(4,1fr);gap:20px}}
.series__item{display:flex;flex-direction:column;gap:16px;padding:14px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);transition:transform .25s ease-out,border-color .25s,box-shadow .25s}
.series__item:hover{transform:translateY(-3px);border-color:var(--line-2);box-shadow:var(--shadow)}
.series__media{position:relative}
.series__media .ph{aspect-ratio:4/3;border-radius:10px}
.series__idx{position:absolute;top:10px;left:10px;z-index:2;height:24px;padding:0 9px;border-radius:6px;
  display:grid;place-items:center;background:rgba(1,45,94,.86);color:#fff;font-size:12px;font-weight:500;
  font-variant-numeric:tabular-nums;letter-spacing:.08em}
.series__body{display:flex;flex-direction:column;gap:12px;flex:1}
.series__title{display:grid;gap:4px}
.series__title h3{font-size:18px}
.series__count{font-size:12px;color:var(--text-3)}
.series__desc{color:var(--text-2);font-size:13.5px;line-height:1.65;
  display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}
.specs{display:grid;border-top:1px solid var(--ink-100)}
.specs div{display:flex;align-items:baseline;justify-content:space-between;gap:10px;padding:9px 0;border-bottom:1px solid var(--ink-100)}
.specs div:last-child{border-bottom:0}
.specs dt{font-size:12px;color:var(--text-3)}
.specs dd{font-size:13px;color:var(--ink-900);font-variant-numeric:tabular-nums;text-align:right}
.series__foot{display:grid;gap:12px;margin-top:auto}
.series__item .link-more{font-size:14px}
.tags{display:flex;flex-wrap:wrap;gap:6px}
.tag{font-size:12px;color:var(--ink-900);background:var(--ink-50);border:1px solid var(--line);border-radius:999px;padding:3px 10px}
.series__item .tag{font-size:11px;padding:2px 8px}
.caps{display:grid;gap:16px}
@media (min-width:768px){.caps{grid-template-columns:repeat(3,1fr);gap:24px}}
.cap{padding:24px;border:1px solid var(--line);border-radius:var(--r-lg);background:#fff;transition:transform .25s ease-out,border-color .25s}
.cap:hover{transform:translateY(-2px);border-color:var(--line-2)}
.cap__icon{width:40px;height:40px;border-radius:10px;background:var(--ink-200);display:grid;place-items:center;margin-bottom:16px}
.cap__icon svg{width:20px;height:20px;stroke:var(--ink-900);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.cap h3{font-size:17px;margin-bottom:8px}
.cap p{font-size:14px;color:var(--text-2)}
.cases{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(240px,1fr);gap:16px;
  overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:8px;margin-inline:-16px;padding-inline:16px}
@media (min-width:992px){.cases{grid-auto-flow:row;grid-template-columns:repeat(4,1fr);overflow:visible;margin-inline:0;padding-inline:0}}
.case{scroll-snap-align:start;display:grid;gap:12px}
.case .ph{aspect-ratio:4/3}
.case__meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-2)}
.case__badge{font-size:12px;color:#fff;background:var(--ink-900);border-radius:5px;padding:2px 8px}
.certs{display:grid;gap:16px}
@media (min-width:360px){.certs{grid-template-columns:repeat(2,1fr);gap:14px}}
@media (min-width:768px){.certs{gap:16px}}
@media (min-width:992px){.certs{grid-template-columns:repeat(4,1fr);gap:20px}}
.cert{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;transition:transform .25s ease-out,border-color .25s,box-shadow .25s}
.cert:hover{transform:translateY(-3px);border-color:var(--line-2);box-shadow:var(--shadow)}
.cert__media{position:relative;margin:0;aspect-ratio:4/3;display:grid;place-items:center;
  background:#eef2f7;border-bottom:1px solid var(--line);overflow:hidden}
.cert__paper{position:relative;display:block;width:74%;height:76%;background:#fff;border:1px solid #dbe3ec;
  border-radius:2px;box-shadow:0 8px 20px rgba(15,23,42,.1);transition:transform .35s ease-out}
.cert:hover .cert__paper{transform:scale(1.04)}
.cert__paper::before{content:"";position:absolute;inset:7px;border:1px solid rgba(1,45,94,.14)}
.cert__paper::after{content:"";position:absolute;left:50%;top:16px;transform:translateX(-50%);
  width:44%;height:8px;border-radius:4px;background:rgba(1,45,94,.16)}
.cert__lines{position:absolute;left:13%;right:13%;top:42%;height:42px;
  background:repeating-linear-gradient(to bottom,rgba(148,163,184,.5) 0 3px,transparent 3px 12px)}
.cert__seal{position:absolute;right:10px;bottom:20px;width:36px;height:36px;border-radius:50%;
  border:1.5px solid rgba(255,105,0,.5);color:rgba(255,105,0,.9);display:grid;place-items:center;
  font-size:9px;font-style:normal;line-height:1;transform:rotate(-8deg)}
.cert__cap{position:absolute;left:0;right:0;bottom:8px;text-align:center;font-size:9px;font-style:normal;color:#94a3b8}
.cert__hint{position:absolute;inset:auto 0 0 0;padding:10px 8px 8px;text-align:center;font-size:12px;color:#fff;
  background:linear-gradient(to top,rgba(1,45,94,.88),rgba(1,45,94,0));
  opacity:0;transform:translateY(6px);transition:opacity .25s,transform .25s}
.cert:hover .cert__hint{opacity:1;transform:none}
.cert__meta{display:grid;gap:8px;padding:14px 16px 16px}
.cert__type{justify-self:start;font-size:11px;border-radius:999px;padding:2px 9px;background:var(--ink-200);color:var(--ink-900)}
.cert__type--soft{background:var(--accent-soft);color:#b54708}
.cert__name{font-size:14px;color:var(--ink-900);line-height:1.5}
.process{display:grid;gap:20px;counter-reset:step}
@media (min-width:768px){.process{grid-template-columns:repeat(5,1fr);gap:16px}}
.step{position:relative;padding-left:44px}
@media (min-width:768px){.step{padding-left:0;padding-top:44px}}
.step::before{counter-increment:step;content:counter(step);position:absolute;left:0;top:0;
  width:32px;height:32px;border-radius:50%;background:#fff;border:1px solid var(--line-2);
  display:grid;place-items:center;font-size:13px;color:var(--ink-900);font-weight:500}
.step:last-child::before{background:var(--accent);border-color:var(--accent);color:var(--ink-900)}
.step h3{font-size:15px;margin-bottom:4px}
.step p{font-size:13px;color:var(--text-2)}
.news{display:grid;gap:12px}
@media (min-width:768px){.news{grid-template-columns:repeat(3,1fr);gap:20px}}
.news-item{display:grid;gap:8px;padding:20px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);transition:transform .25s ease-out,border-color .25s}
.news-item:hover{transform:translateY(-2px);border-color:var(--line-2)}
.news-item time{font-size:13px;color:var(--accent);font-variant-numeric:tabular-nums}
.news-item h3{font-size:15px;line-height:1.5}
.news-item span{font-size:12px;color:var(--text-3)}
.inquiry{background:#fff;border-top:1px solid var(--line)}
.inquiry__inner{display:grid;gap:36px;align-items:start}
@media (min-width:992px){.inquiry__inner{grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}}
.inquiry__eyebrow{color:var(--accent)}
.inquiry h2{font-size:24px;margin-bottom:16px}
@media (min-width:768px){.inquiry h2{font-size:32px}}
.inquiry__sub{color:var(--text-2);font-size:15px;max-width:32em}
.inquiry__points{margin-top:24px;display:grid;gap:10px;font-size:14px;color:var(--text-2)}
.inquiry__points li{display:flex;gap:10px;align-items:flex-start}
.inquiry__points li::before{content:"";flex:0 0 auto;width:6px;height:6px;border-radius:50%;background:var(--accent);margin-top:9px}
.form{display:grid;gap:14px;background:var(--ink-50);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:26px;box-shadow:var(--shadow)}
.field{display:grid;gap:6px}
.field label{font-size:13px;color:var(--text-2)}
.field input,.field select,.field textarea{width:100%;min-height:44px;padding:10px 14px;font:inherit;font-size:15px;
  color:var(--text-1);background:#fff;border:1px solid var(--line-2);border-radius:var(--r-sm)}
.field textarea{min-height:88px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--ink-900);outline-offset:1px;border-color:var(--ink-900)}
.field .err{display:none;font-size:12px;color:#b42318}
.field.is-invalid input,.field.is-invalid textarea{border-color:#e24b4a}
.field.is-invalid .err{display:block}
.form__note{font-size:12px;color:var(--text-3);display:flex;gap:8px;align-items:flex-start}
.form__note::before{content:"";flex:0 0 auto;width:12px;height:12px;border:1px solid var(--line-2);border-radius:3px;margin-top:5px}
.form__ok{display:none;padding:12px 14px;border-radius:var(--r-sm);background:#eaf7f1;
  border:1px solid #9ad5bb;color:#0f6e56;font-size:14px}
.form__ok.is-on{display:block}
.site-footer{background:#012247;color:#9db4d4}
.footer__cta{background:var(--ink-900);padding:30px 0}
.footer__cta-in{display:flex;flex-wrap:wrap;gap:24px;justify-content:space-between;align-items:center}
.footer__cta-title{font-size:19px;font-weight:500;color:#fff;margin-bottom:6px}
.footer__cta-sub{font-size:13px;color:#9db4d4}
.footer__cta-act{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.footer__main{padding:36px 0 30px}
.footer__grid{display:grid;gap:32px}
@media (min-width:768px){.footer__grid{grid-template-columns:repeat(2,1fr);gap:28px}}
@media (min-width:992px){.footer__grid{grid-template-columns:1.5fr .9fr .9fr 1.5fr;gap:28px}}
.footer__grid h3{font-size:13px;font-weight:500;color:#fff;margin-bottom:14px}
.footer__grid li{font-size:13px;color:#9db4d4;margin-bottom:10px}
.footer__grid a{color:#9db4d4}
.footer__grid a:hover{color:#fff;text-decoration:underline}
.footer__brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer__brand .logo__mark{width:38px;height:38px;border-radius:10px;background:#fff;color:var(--ink-900);font-size:14px}
.footer__brand strong{font-size:16px;color:#fff}
.footer__desc{font-size:13px;color:#9db4d4;line-height:1.7;max-width:30em}
.footer__facts{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.footer__facts span{font-size:12px;color:#c7d6ec;border:1px solid #2a4a78;border-radius:999px;padding:3px 10px}
.qr-row{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:16px}
.qr{text-align:center}
.qr__box{width:96px;height:96px;background:#fff;border-radius:8px;display:grid;place-items:center;
  font-size:11px;color:var(--text-3);text-align:center;padding:4px;overflow:hidden}
.qr__box img{width:100%;height:100%;object-fit:contain;display:block}
.qr__cap{font-size:12px;color:#c7d6ec;margin-top:8px}
.footer__bottom{background:#011a38;padding:16px 0;font-size:12px;color:#6d84a8}
.footer__bottom-in{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center}
.footer__top{color:#6d84a8}
.footer__top:hover{color:#fff}
.reveal{opacity:0;transform:translateY(16px)}
.reveal.is-in{opacity:1;transform:none;transition:opacity .4s ease-out,transform .4s ease-out}
/* reveal 定义在 hover 之后，特异性相同会覆盖悬停位移，这里补回提升态 */
.reveal.is-in:hover{transform:translateY(-3px)}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal,.reveal.is-in{opacity:1;transform:none;transition:none}
  .btn,.series__item,.cap,.news-item,.cert{transition:none}
  .btn:hover,.btn:active,.reveal.is-in:hover,.cert:hover,.cap:hover{transform:none}
}

/* ---------- 部署版：后台数据渲染补充 ---------- */
.hero__media img{width:100%;height:100%;object-fit:cover;display:block;border-radius:var(--r-md)}
.hero__media .ph,.hero__media .media-box{aspect-ratio:16/10;border-radius:var(--r-md);overflow:hidden}
@media (min-width:992px){.hero__media .media-box{aspect-ratio:4/3}}
.media-box{position:relative;background:var(--ink-100)}
.media-box img{width:100%;height:100%;object-fit:cover;display:block}
.series__media .media-box{aspect-ratio:4/3;border-radius:10px;overflow:hidden}
.case .media-box{aspect-ratio:4/3;border-radius:var(--r-md);overflow:hidden}
.cert__media .media-box{aspect-ratio:4/3;border-radius:8px;overflow:hidden;background:#fff;border:1px solid var(--line)}
.cert__media .media-box img{object-fit:cover}
.cert--patent .cert__type{background:var(--ink-900);color:#fff}
.cert--soft .cert__type{background:var(--accent);color:var(--ink-900)}
.cert__type{display:inline-block;border-radius:999px;padding:2px 10px;font-size:11px;margin-bottom:6px}

/* R7: 产品系列无实拍图时的品牌占位（不显示文案，避免线上出现“待补”字样） */
.ph--brand{border:0;border-radius:10px;
  background:linear-gradient(150deg,#012d5e 0%,#0a3f77 58%,#012d5e 100%);color:rgba(255,255,255,.45)}
.ph--brand svg{width:min(38%,104px);height:auto}