/* ==========================================================================
   鸿华电子 HONGHUA - 官网设计系统 v3
   参考 irootech.com 的克制工业风：图文分离 / 极简卡片 / 单一强调色
   品牌色：深海军蓝（原官网banner色系）+ 行动蓝
   ========================================================================== */
:root{
  --navy-900:#081426;
  --navy-800:#0A1A38;
  --navy-700:#0E2347;
  --blue-600:#1B5AD0;
  --blue-500:#2268E8;
  --blue-400:#4A85F0;
  --blue-050:#EEF4FE;
  --ink-900:#141A26;
  --ink-700:#2A3444;
  --ink-600:#545E6E;
  --ink-500:#6B7686;
  --ink-400:#8B94A3;
  --bg:#FFFFFF;
  --bg-alt:#F5F6F8;
  --line:#E8EBF0;
  --shadow-1:0 1px 2px rgba(16,24,40,.04),0 2px 12px rgba(16,24,40,.06);
  --shadow-2:0 8px 28px rgba(16,24,40,.10);
  --radius:12px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font);color:var(--ink-700);background:var(--bg);font-size:15px;line-height:1.75;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none;transition:color .25s}
ul,ol{list-style:none}
button{font-family:inherit;background:none;border:0;cursor:pointer}
table{border-collapse:collapse;width:100%}
::selection{background:rgba(34,104,232,.16)}
h1,h2,h3,h4{color:var(--ink-900);line-height:1.35;font-weight:700}

/* ---------- 布局工具 ---------- */
.container{width:min(1200px,92vw);margin:0 auto}
.sec{padding:96px 0}
.sec-alt{background:var(--bg-alt)}
.sec-dark{background:var(--navy-800);color:#C7D3E8}
.sec-dark h1,.sec-dark h2,.sec-dark h3,.sec-dark h4{color:#fff}
.sec-head{max-width:760px;margin:0 auto 56px;text-align:center}
.sec-tag{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:.22em;color:var(--blue-600);text-transform:uppercase;margin-bottom:14px}
.sec-tag::before{content:"";width:22px;height:2px;background:var(--blue-500)}
.sec-head h2{font-size:clamp(26px,3.2vw,38px);letter-spacing:.01em}
.sec-head p{color:var(--ink-500);margin-top:12px;font-size:15.5px}
.sec-dark .sec-head p{color:#93A3C2}
.sec-dark .sec-tag{color:#6FA2FF}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 30px;border-radius:4px;font-size:15px;font-weight:600;line-height:1;transition:all .28s;border:1px solid transparent;white-space:nowrap}
.btn svg{width:16px;height:16px}
.btn-primary,.btn-gold{background:var(--blue-600);color:#fff;border-color:var(--blue-600)}
.btn-primary:hover,.btn-gold:hover{background:var(--blue-500);border-color:var(--blue-500);transform:translateY(-2px);box-shadow:0 8px 20px rgba(34,104,232,.28)}
.btn-outline{border-color:#C9D2DE;color:var(--ink-700);background:transparent}
.btn-outline:hover{border-color:var(--blue-600);color:var(--blue-600);transform:translateY(-2px)}
.btn-ghost{border-color:rgba(255,255,255,.55);color:#fff;background:transparent}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.08);transform:translateY(-2px)}
.btn-sm{padding:9px 20px;font-size:13.5px}

/* ---------- 入场动画 ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s cubic-bezier(.22,.61,.36,1)}
.reveal.in{opacity:1;transform:none}
.reveal-d1{transition-delay:.1s}.reveal-d2{transition-delay:.2s}.reveal-d3{transition-delay:.3s}

/* ---------- 顶部导航 ---------- */
.header{position:fixed;inset:0 0 auto;z-index:90;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .3s}
.header.scrolled,.header.solid{box-shadow:0 4px 18px rgba(16,24,40,.07)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:76px;gap:24px}
.brand{display:flex;align-items:center;flex-shrink:0}
.brand img{height:44px;width:auto;object-fit:contain}
.nav{display:flex;align-items:center;gap:2px}
.nav>li{position:relative}
.nav>li>a{display:flex;align-items:center;gap:5px;padding:0 18px;height:76px;font-size:15px;font-weight:600;color:var(--ink-700);position:relative}
.nav>li>a::after{content:"";position:absolute;left:18px;right:18px;bottom:0;height:2.5px;background:var(--blue-600);transform:scaleX(0);transition:transform .28s}
.nav>li:hover>a,.nav>li.active>a{color:var(--blue-600)}
.nav>li:hover>a::after,.nav>li.active>a::after{transform:scaleX(1)}
.nav .has-sub .subnav{position:absolute;top:76px;left:50%;transform:translate(-50%,8px);background:#fff;border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow-2);padding:10px;min-width:200px;opacity:0;visibility:hidden;transition:all .3s}
.nav .has-sub:hover .subnav{opacity:1;visibility:visible;transform:translate(-50%,0)}
.subnav a{display:block;padding:10px 14px;border-radius:6px;font-size:14px;color:var(--ink-600);white-space:nowrap}
.subnav a:hover{background:var(--blue-050);color:var(--blue-600)}
.header-act{display:flex;align-items:center;gap:18px;flex-shrink:0}
.hotline{display:flex;align-items:center;gap:9px}
.hotline svg{width:21px;height:21px;color:var(--blue-600)}
.hotline .lbl{font-size:11.5px;color:var(--ink-400);line-height:1.2}
.hotline .num{font-size:15.5px;font-weight:700;color:var(--ink-900);line-height:1.2;letter-spacing:.02em}
.lang-switch{display:flex;align-items:center;border:1px solid var(--line);border-radius:4px;overflow:hidden}
.lang-switch a{padding:6px 12px;font-size:12.5px;color:var(--ink-500);border-left:1px solid var(--line)}
.lang-switch a:first-child{border-left:0}
.lang-switch a:hover{color:var(--blue-600)}
.lang-switch a.cur{background:var(--blue-600);color:#fff}
.nav-toggle{display:none;flex-direction:column;gap:5px;padding:8px}
.nav-toggle span{width:22px;height:2px;background:var(--ink-900);border-radius:2px;transition:.3s}

/* ---------- 移动端抽屉 ---------- */
.mobile-nav{position:fixed;inset:0;z-index:120;background:#fff;padding:20px;transform:translateX(100%);transition:transform .38s cubic-bezier(.22,.61,.36,1);overflow:auto}
.mobile-nav.open{transform:none}
.m-close{position:absolute;top:18px;right:18px;width:40px;height:40px;display:flex;align-items:center;justify-content:center;color:var(--ink-700)}
.m-close svg{width:20px;height:20px}
.mobile-nav a.mn{display:flex;align-items:center;justify-content:space-between;padding:15px 6px;border-bottom:1px solid var(--line);font-size:16px;font-weight:600;color:var(--ink-900)}
.mobile-nav a.mn b{color:var(--ink-400);font-weight:400}
.mobile-nav a.mn.cur{color:var(--blue-600)}
.mlang{display:flex;gap:10px;margin-top:22px}
.mlang a{flex:1;text-align:center;padding:10px;border:1px solid var(--line);border-radius:4px;font-size:14px;color:var(--ink-600)}
.mlang a.cur{background:var(--blue-600);border-color:var(--blue-600);color:#fff}
.m-hot{margin-top:14px}

/* ---------- Hero 轮播 ---------- */
.hero{position:relative;height:min(100vh - 76px,860px);min-height:620px;margin-top:76px;background:var(--navy-900);overflow:hidden}
.hero-slider{position:absolute;inset:0}
.hero-slide{position:absolute;inset:0;opacity:0;visibility:hidden;transition:opacity 1s ease,visibility 1s}
.hero-slide.active{opacity:1;visibility:visible}
.hero-slide .bg{position:absolute;inset:0}
.hero-slide .bg img{width:100%;height:100%;object-fit:cover;transform:scale(1.02)}
.hero-slide.active .bg img{animation:kenburns 8s ease-out forwards}
@keyframes kenburns{from{transform:scale(1.02)}to{transform:scale(1.12)}}
.hero-slide .veil{position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,12,26,.82) 0%,rgba(5,12,26,.55) 42%,rgba(5,12,26,.12) 78%)}
.hero-canvas{position:absolute;inset:0;z-index:2;pointer-events:none;opacity:.5}
.hero-content{position:relative;z-index:3;height:100%;display:flex;align-items:center}
.hero-content .inner{width:100%}
.hero-kicker{display:inline-flex;align-items:center;gap:12px;font-size:13px;letter-spacing:.3em;color:#9EC2FF;font-weight:600;text-transform:uppercase}
.hero-kicker::before{content:"";width:34px;height:2px;background:var(--blue-500)}
.hero-title{margin:26px 0 22px;font-size:clamp(34px,5.4vw,64px);font-weight:800;color:#fff;line-height:1.18;letter-spacing:.015em}
.hero-title .line{display:block;overflow:hidden}
.hero-title .line>span{display:inline-block;transform:translateY(110%);transition:transform .85s cubic-bezier(.22,.61,.36,1)}
.hero-content.animated .hero-title .line>span{transform:none}
.hero-content.animated .hero-title .line:nth-child(2)>span{transition-delay:.12s}
.hero-desc{max-width:620px;color:rgba(255,255,255,.82);font-size:16.5px;line-height:1.9}
.hero-content .hero-kicker,.hero-content .hero-desc,.hero-content .hero-cta{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s cubic-bezier(.22,.61,.36,1)}
.hero-content.animated .hero-kicker{opacity:1;transform:none;transition-delay:.05s}
.hero-content.animated .hero-desc{opacity:1;transform:none;transition-delay:.3s}
.hero-content.animated .hero-cta{opacity:1;transform:none;transition-delay:.42s}
.hero-content{transition:opacity .3s ease,transform .3s ease}
.hero-content.switching{opacity:0;transform:translateY(14px)}
.hero-feats{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero-feats span{padding:7px 16px;border:1px solid rgba(255,255,255,.28);border-radius:3px;font-size:13px;color:rgba(255,255,255,.85);letter-spacing:.06em}
.hero-cta{display:flex;gap:14px;margin-top:36px;flex-wrap:wrap}
.hero-ctrl{position:absolute;left:0;right:0;bottom:44px;z-index:4}
.hero-dots{display:flex;gap:10px;justify-content:flex-start;width:min(1200px,92vw);margin:0 auto}
.hero-dots button{width:34px;height:3px;border-radius:2px;background:rgba(255,255,255,.3);transition:.3s}
.hero-dots button.on{background:#fff;width:52px}
.hero-arrows button{position:absolute;top:50%;transform:translateY(-50%);z-index:4;width:48px;height:48px;border-radius:50%;border:1px solid rgba(255,255,255,.35);color:#fff;display:flex;align-items:center;justify-content:center;transition:.3s;background:rgba(8,20,38,.25);backdrop-filter:blur(4px)}
.hero-arrows button:hover{background:var(--blue-600);border-color:var(--blue-600)}
.hero-arrows svg{width:19px;height:19px}
.hero-arrows .prev{left:26px}.hero-arrows .next{right:26px}
.hero-scroll{position:absolute;right:min(4vw,52px);bottom:44px;z-index:4;display:flex;flex-direction:column;align-items:center;gap:10px;color:rgba(255,255,255,.6);font-size:11px;letter-spacing:.28em;writing-mode:vertical-rl}
.hero-scroll i{width:1px;height:44px;background:linear-gradient(180deg,rgba(255,255,255,.7),transparent);animation:scrollhint 2s ease-in-out infinite}
@keyframes scrollhint{0%{transform:scaleY(0);transform-origin:top}55%{transform:scaleY(1);transform-origin:top}56%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* ---------- 数据带 ---------- */
.statband{background:#fff;border-bottom:1px solid var(--line)}
.statband .grid{display:grid;grid-template-columns:repeat(4,1fr);padding:52px 0}
.statband .cell{position:relative;text-align:center;padding:6px 18px}
.statband .cell+.cell::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:1px;height:52px;background:var(--line)}
.statband .num{font-size:clamp(34px,3.6vw,50px);font-weight:800;color:var(--navy-800);line-height:1.1;font-variant-numeric:tabular-nums}
.statband .lbl{margin-top:8px;color:var(--ink-500);font-size:14.5px}

/* ---------- 核心优势 ---------- */
.feat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.feat-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:36px 28px;position:relative;transition:all .35s;overflow:hidden}
.feat-card::before{content:"";position:absolute;left:0;top:0;width:100%;height:3px;background:var(--blue-600);transform:scaleX(0);transform-origin:left;transition:transform .4s}
.feat-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-2);border-color:transparent}
.feat-card:hover::before{transform:scaleX(1)}
.feat-card .ic{width:52px;height:52px;border-radius:10px;background:var(--blue-050);display:flex;align-items:center;justify-content:center;margin-bottom:22px}
.feat-card .ic svg{width:26px;height:26px;color:var(--blue-600)}
.feat-card h3{font-size:17.5px;margin-bottom:10px}
.feat-card p{font-size:13.8px;color:var(--ink-500);line-height:1.85}
.feat-card .no{position:absolute;right:22px;top:20px;font-size:15px;font-weight:700;color:#D4DBE6;letter-spacing:.05em}

/* ---------- 产品（图文分离，无叠加标签） ---------- */
.prod-band{background:var(--bg-alt)}
.prod-tabs{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-bottom:48px}
.prod-tab{display:inline-flex;align-items:center;gap:8px;padding:11px 26px;border-radius:4px;font-size:14.5px;font-weight:600;color:var(--ink-600);background:#fff;border:1px solid var(--line);transition:all .3s}
.prod-tab svg{width:17px;height:17px;opacity:.7}
.prod-tab:hover{color:var(--blue-600);border-color:var(--blue-400)}
.prod-tab.on{background:var(--blue-600);border-color:var(--blue-600);color:#fff}
.prod-tab.on svg{opacity:1}
.prod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.prod-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:all .35s;animation:cardIn .5s cubic-bezier(.22,.61,.36,1) both}
@keyframes cardIn{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
.prod-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-2);border-color:transparent}
.prod-card.hide{display:none}
.prod-card .im{aspect-ratio:4/3;background:#F7F9FC;display:flex;align-items:center;justify-content:center;overflow:hidden}
.prod-card .im img{width:100%;height:100%;object-fit:cover;transition:transform .6s cubic-bezier(.22,.61,.36,1)}
.prod-card:hover .im img{transform:scale(1.06)}
.prod-card .im.light{padding:22px}
.prod-card .im.light img{object-fit:contain}
.prod-card .bd{padding:20px 22px 22px}
.prod-card .bd .cat{font-size:12px;letter-spacing:.14em;color:var(--blue-600);font-weight:700;text-transform:uppercase}
.prod-card .bd h3{font-size:17px;margin-top:6px}
.prod-card .bd .spec{font-size:13px;color:var(--ink-400);margin-top:4px}
.prod-card .bd .go{display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-size:13.5px;font-weight:600;color:var(--blue-600)}
.prod-card .bd .go svg{width:14px;height:14px;transition:transform .3s}
.prod-card:hover .bd .go svg{transform:translateX(4px)}
.prod-more{text-align:center;margin-top:46px}

/* ---------- 应用领域 ---------- */
.app-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.app-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:all .35s;display:block}
.app-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-2);border-color:transparent}
.app-card img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .6s}
.app-card:hover img{transform:scale(1.05)}
.app-card .bd{padding:20px 22px 24px}
.app-card .bd h3{font-size:17px;display:flex;align-items:center;justify-content:space-between}
.app-card .bd h3 .arrow{color:var(--blue-600);opacity:0;transform:translateX(-6px);transition:.3s}
.app-card:hover .bd h3 .arrow{opacity:1;transform:none}
.app-card .bd p{font-size:13.5px;color:var(--ink-500);margin-top:8px;line-height:1.8}

/* ---------- 关于（图文分离） ---------- */
.about-band .wrap{display:grid;grid-template-columns:1.02fr .98fr;gap:64px;align-items:center}
.about-band .pic{position:relative}
.about-band .pic .main{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-2)}
.about-band .pic .main img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.about-band .sec-tag{margin-bottom:14px}
.about-band h2{font-size:clamp(24px,2.8vw,34px);margin-bottom:20px}
.about-band h2 em{font-style:normal;color:var(--blue-600)}
.about-band .txt p{color:var(--ink-600);font-size:15px;line-height:2;margin-bottom:12px;text-align:justify}
.about-points{display:grid;grid-template-columns:1fr 1fr;gap:12px 22px;margin:24px 0 30px}
.about-points li{display:flex;align-items:center;gap:10px;font-size:14.5px;color:var(--ink-700);font-weight:500}
.about-points li svg{width:18px;height:18px;color:var(--blue-600);flex-shrink:0}

/* ---------- 实力荣誉预览（深色板块） ---------- */
.honor-prev{position:relative;overflow:hidden}
.honor-prev .bgfx{position:absolute;inset:0;background:radial-gradient(1000px 420px at 85% -10%,rgba(34,104,232,.22),transparent 60%),radial-gradient(700px 380px at 0% 110%,rgba(34,104,232,.12),transparent 55%);pointer-events:none}
.honor-prev .container{position:relative}
.honor-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.honor-card{background:#fff;border-radius:var(--radius);overflow:hidden;transition:transform .35s,box-shadow .35s}
.honor-card:hover{transform:translateY(-6px);box-shadow:0 18px 44px rgba(0,0,0,.35)}
.honor-card .im{aspect-ratio:16/10;background:#fff;display:flex;align-items:center;justify-content:center;padding:22px;cursor:zoom-in}
.honor-card .im img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain}
.honor-card h3{font-size:16.5px;color:var(--ink-900);padding:4px 24px 0}
.honor-card p{font-size:13.3px;color:var(--ink-500);padding:8px 24px 22px;line-height:1.8}
.honor-card[data-lightbox]{cursor:zoom-in}
.cert-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.cert-card{background:#fff;border-radius:var(--radius);overflow:hidden;transition:transform .35s,box-shadow .35s;position:relative;display:block}
.cert-card:hover{transform:translateY(-6px);box-shadow:0 18px 44px rgba(0,0,0,.35)}
.cert-card .im{aspect-ratio:16/9;display:flex;align-items:center;justify-content:center;background:#fff;padding:20px;cursor:zoom-in}
.cert-card .im img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain}
.cert-card .im .noimg{width:58px;height:58px;border-radius:50%;background:var(--blue-050);display:flex;align-items:center;justify-content:center}
.cert-card .im .noimg svg{width:28px;height:28px;color:var(--blue-600)}
.cert-card h3{font-size:16px;padding:2px 24px 0;color:var(--ink-900)}
.cert-card p{font-size:13.2px;color:var(--ink-500);padding:8px 24px 20px;line-height:1.8}
.cert-card .zoom{position:absolute;right:16px;top:16px;width:34px;height:34px;border-radius:50%;background:rgba(8,20,38,.55);color:#fff;display:flex;align-items:center;justify-content:center;opacity:0;transition:.3s}
.cert-card:hover .zoom{opacity:1}
.cert-card .zoom svg{width:15px;height:15px}

/* ---------- 新闻 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:all .35s;display:block}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-2);border-color:transparent}
.news-card .im{aspect-ratio:16/9.6;overflow:hidden}
.news-card .im img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.news-card:hover .im img{transform:scale(1.05)}
.news-card .bd{padding:22px 24px 24px}
.news-card .bd .date{font-size:12.5px;color:var(--ink-400);letter-spacing:.06em;display:block}
.news-card .bd h3{font-size:16.5px;margin-top:8px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card .bd p{font-size:13.5px;color:var(--ink-500);margin-top:10px;line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card .bd .ft{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:13.5px;font-weight:600;color:var(--blue-600)}
.news-card .bd .ft svg{width:14px;height:14px;transition:transform .3s}
.news-card:hover .bd .ft svg{transform:translateX(4px)}

/* ---------- CTA ---------- */
.cta-band{position:relative;background:var(--navy-800);overflow:hidden}
.cta-band .bgimg{position:absolute;inset:0}
.cta-band .bgimg img{width:100%;height:100%;object-fit:cover;opacity:.2}
.cta-band .container{position:relative;display:flex;align-items:center;justify-content:space-between;gap:40px;padding:74px 0;flex-wrap:wrap}
.cta-band h2{color:#fff;font-size:clamp(22px,2.8vw,32px)}
.cta-band h2 em{font-style:normal;color:#6FA2FF}
.cta-band p{color:#93A3C2;margin-top:10px;font-size:15px}
.cta-band .acts{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.footer{background:var(--navy-900);color:#9AA9C6}
.trust-band{border-bottom:1px solid rgba(255,255,255,.09)}
.trust-band .in{display:flex;align-items:center;justify-content:space-between;gap:28px;padding:26px 0;flex-wrap:wrap}
.qr-chip{display:flex;align-items:center;gap:14px}
.qrbox{width:78px;height:78px;background:#fff;border-radius:8px;padding:6px;flex-shrink:0}
.qrbox img{width:100%;height:100%;object-fit:contain}
.qr-chip .tt b{display:block;color:#fff;font-size:14.5px}
.qr-chip .tt span{font-size:12.5px;color:#8494B5}
.badge-chip{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.badge-chip .bd{display:flex;flex-direction:column;align-items:center;gap:7px}
.badge-chip .bd .frame{height:52px;background:#fff;border-radius:6px;padding:5px 10px;display:flex;align-items:center}
.badge-chip .bd .frame img{max-height:42px;width:auto;max-width:150px;object-fit:contain}
.badge-chip .bd span{font-size:12px;color:#8494B5}
.socials{display:flex;gap:12px}
.socials a{position:relative;width:42px;height:42px;border-radius:50%;border:1px solid rgba(255,255,255,.22);display:flex;align-items:center;justify-content:center;color:#C7D3E8;transition:.3s}
.socials a:hover{background:var(--blue-600);border-color:var(--blue-600);color:#fff}
.socials a svg{width:19px;height:19px}
.socials .tip{position:absolute;bottom:calc(100% + 10px);left:50%;transform:translateX(-50%);background:#fff;color:var(--ink-900);font-size:12px;padding:6px 12px;border-radius:6px;white-space:nowrap;opacity:0;visibility:hidden;transition:.25s;box-shadow:var(--shadow-2)}
.socials a:hover .tip{opacity:1;visibility:visible}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.5fr;gap:44px;padding:58px 0 46px}
.footer-top h4{color:#fff;font-size:15.5px;margin-bottom:20px;font-weight:700}
.brandbar img{height:40px;width:auto;object-fit:contain;margin-bottom:18px}
.footer-top .desc{font-size:13.5px;line-height:1.9;color:#8494B5}
.fl{display:grid;grid-template-columns:1fr 1fr;gap:10px 18px}
.fl a{font-size:13.5px;color:#9AA9C6}
.fl a:hover{color:#fff}
.contact-list .row{display:flex;gap:11px;margin-bottom:16px}
.contact-list .row svg{width:17px;height:17px;color:#6FA2FF;flex-shrink:0;margin-top:3px}
.contact-list .row b{display:block;color:#DCE5F5;font-size:13.5px;font-weight:600}
.contact-list .row span{font-size:13px;color:#8494B5;line-height:1.7}
.footer-bottom{border-top:1px solid rgba(255,255,255,.09);padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:12.5px;color:#7286A9}
.footer-bottom .links{display:flex;gap:22px}
.footer-bottom a:hover{color:#fff}

/* ---------- 子页横幅 ---------- */
.pagehero{position:relative;margin-top:76px;background:var(--navy-800);overflow:hidden}
.pagehero .bg{position:absolute;inset:0}
.pagehero .bg img{width:100%;height:100%;object-fit:cover}
.pagehero .veil{position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,12,26,.86),rgba(5,12,26,.5))}
.pagehero .container{position:relative;padding:86px 0 78px}
.pagehero .crumb{display:flex;align-items:center;gap:10px;font-size:13px;color:rgba(255,255,255,.66);margin-bottom:16px}
.pagehero .crumb a:hover{color:#fff}
.pagehero .crumb i{width:14px;height:1px;background:rgba(255,255,255,.4)}
.pagehero h1{color:#fff;font-size:clamp(28px,4vw,44px);letter-spacing:.02em}
.pagehero .sub{color:rgba(255,255,255,.75);margin-top:12px;font-size:15px}

/* ---------- 面包屑行 ---------- */
.crumbs-line{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--ink-400);margin-bottom:30px}
.crumbs-line a:hover{color:var(--blue-600)}
.crumbs-line i{width:12px;height:1px;background:#C9D2DE}

/* ---------- 产品详情 ---------- */
.pdetail .grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.pdetail .stage{position:sticky;top:100px;background:#F7F9FC;border:1px solid var(--line);border-radius:var(--radius);padding:40px;display:flex;align-items:center;justify-content:center}
.pdetail .stage img{max-width:100%;max-height:430px;width:auto;object-fit:contain}
.pdetail .cats{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.pdetail .cats span{font-size:12.5px;font-weight:700;letter-spacing:.12em;color:var(--blue-600);text-transform:uppercase}
.pdetail .cats .gd{color:var(--ink-400);font-weight:500;letter-spacing:.04em}
.pdetail h1{font-size:clamp(24px,3vw,34px);margin:12px 0 16px}
.pdetail .lead{color:var(--ink-600);line-height:2;font-size:15px}
.pdetail .feats{display:grid;grid-template-columns:1fr;gap:11px;margin:24px 0 30px}
.pdetail .feats li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--ink-700)}
.pdetail .feats li svg{width:17px;height:17px;color:var(--blue-600);flex-shrink:0;margin-top:4px}
.pdetail .pi-btns{display:flex;gap:14px;flex-wrap:wrap}
.blk-t{font-size:21px;margin:74px 0 26px;display:flex;align-items:baseline;gap:14px}
.blk-t span{font-size:13px;font-weight:800;color:var(--blue-600);letter-spacing:.14em}
.blk-t em{font-style:normal;font-size:13px;color:var(--ink-400);font-weight:400}
.spec-table{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.spec-table tr{border-bottom:1px solid var(--line)}
.spec-table tr:last-child{border-bottom:0}
.spec-table tr:nth-child(even){background:#FAFBFD}
.spec-table th{width:230px;text-align:left;padding:15px 24px;font-size:14px;color:var(--ink-900);font-weight:600;background:#F5F6F8;border-right:1px solid var(--line)}
.spec-table td{padding:15px 24px;font-size:14px;color:var(--ink-600)}
.spec-note{font-size:12.5px;color:var(--ink-400);margin-top:12px}
.app-txt{color:var(--ink-600);line-height:2;font-size:15px}
.rel-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-bottom:34px}
.rel-grid .prod-card{animation:none}

/* ---------- 实力荣誉页 ---------- */
.strength-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.strength-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:all .35s}
.strength-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-2);border-color:transparent}
.strength-card img{width:100%;aspect-ratio:16/8.4;object-fit:cover}
.strength-card .bd{padding:26px 30px 30px}
.strength-card .no{font-size:13px;font-weight:800;color:var(--blue-600);letter-spacing:.16em}
.strength-card h3{font-size:19px;margin:8px 0 10px}
.strength-card p{font-size:14px;color:var(--ink-500);line-height:1.9}
.timeline{position:relative;max-width:860px;margin:0 auto;padding-left:26px}
.timeline::before{content:"";position:absolute;left:5px;top:8px;bottom:8px;width:1px;background:var(--line)}
.timeline li{position:relative;padding:0 0 34px 24px}
.timeline li:last-child{padding-bottom:0}
.timeline .dot{position:absolute;left:-26px;top:7px;width:11px;height:11px;border-radius:50%;background:#fff;border:2.5px solid var(--blue-600)}
.timeline .yr{font-size:12.5px;font-weight:800;letter-spacing:.18em;color:var(--blue-600)}
.timeline h4{font-size:17px;margin:6px 0 8px}
.timeline p{font-size:14px;color:var(--ink-500);line-height:1.9}
.policy-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:clamp(26px,4vw,46px)}
.policy-card h3{font-size:19px;margin-bottom:16px;display:flex;align-items:center;gap:12px}
.policy-card h3 svg{width:24px;height:24px;color:var(--blue-600)}
.policy-card p{font-size:14.5px;color:var(--ink-600);line-height:2;margin-bottom:10px;text-align:justify}

/* ---------- 联系我们 ---------- */
.co-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.co-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px 30px;transition:all .35s}
.co-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-2);border-color:transparent}
.co-card.gold{border-top:3px solid var(--blue-600)}
.co-card h3{font-size:17.5px;margin-bottom:20px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.co-card .rows .row{display:flex;gap:11px;margin-bottom:14px}
.co-card .rows svg{width:16px;height:16px;color:var(--blue-600);flex-shrink:0;margin-top:4px}
.co-card .rows b{display:block;font-size:12px;color:var(--ink-400);font-weight:600;letter-spacing:.08em}
.co-card .rows span{font-size:13.8px;color:var(--ink-700);line-height:1.75}

/* ---------- 服务流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px 26px;position:relative;transition:all .35s}
.step:hover{transform:translateY(-6px);box-shadow:var(--shadow-2);border-color:transparent}
.step::before{counter-increment:step;content:"0" counter(step);font-size:38px;font-weight:800;line-height:1;color:var(--blue-050);-webkit-text-stroke:1px rgba(34,104,232,.4);display:block;margin-bottom:14px}
.steps{counter-reset:step}
.step h3{font-size:16.5px;margin-bottom:9px}
.step p{font-size:13.5px;color:var(--ink-500);line-height:1.85}

/* ---------- FAQ / 招聘手风琴 ---------- */
.faq{max-width:880px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:10px;margin-bottom:14px;overflow:hidden;transition:border-color .3s}
.faq-item.open{border-color:var(--blue-400)}
.faq-item .q{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 26px;cursor:pointer;font-size:15.5px;font-weight:600;color:var(--ink-900)}
.faq-item .q:hover{color:var(--blue-600)}
.faq-item .pl{position:relative;width:16px;height:16px;flex-shrink:0}
.faq-item .pl::before,.faq-item .pl::after{content:"";position:absolute;background:var(--blue-600);transition:transform .3s}
.faq-item .pl::before{left:0;top:7px;width:16px;height:2px}
.faq-item .pl::after{left:7px;top:0;width:2px;height:16px}
.faq-item.open .pl::after{transform:scaleY(0)}
.faq-item .a{max-height:0;overflow:hidden;transition:max-height .4s ease}
.faq-item .a .inner{padding:0 26px 24px;font-size:14px;color:var(--ink-600);line-height:2}
.faq-item .a .inner p{margin-bottom:8px}
.faq-item .a .inner p:last-child{margin-bottom:0}
/* 招聘 */
.job-item{background:#fff;border:1px solid var(--line);border-radius:10px;margin-bottom:14px;overflow:hidden;transition:border-color .3s}
.job-item.open{border-color:var(--blue-400)}
.job-item .hd{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:21px 26px;cursor:pointer;flex-wrap:wrap}
.job-item .hd h3{font-size:16.5px;transition:color .3s}
.job-item .hd:hover h3{color:var(--blue-600)}
.job-item .meta{display:flex;gap:20px;margin-left:auto}
.job-item .meta span{display:inline-flex;align-items:center;gap:7px;font-size:13.5px;color:var(--ink-500)}
.job-item .meta svg{width:15px;height:15px;color:var(--blue-600)}
.job-item .pl{position:relative;width:16px;height:16px;flex-shrink:0}
.job-item .pl::before,.job-item .pl::after{content:"";position:absolute;background:var(--blue-600);transition:transform .3s}
.job-item .pl::before{left:0;top:7px;width:16px;height:2px}
.job-item .pl::after{left:7px;top:0;width:2px;height:16px}
.job-item.open .pl::after{transform:scaleY(0)}
.job-item .bd{max-height:0;overflow:hidden;transition:max-height .4s ease}
.job-item .bd .inner{padding:2px 26px 24px}
.job-item .bd ol{padding-left:18px;list-style:decimal}
.job-item .bd li{font-size:14px;color:var(--ink-600);line-height:2}
.job-contact{margin-top:34px;background:var(--blue-050);border:1px solid #D9E6FB;border-radius:var(--radius);padding:26px 30px}
.job-contact .jc-in{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.job-contact b{display:block;font-size:12.5px;color:var(--blue-600);letter-spacing:.1em;margin-bottom:5px}
.job-contact span{font-size:14px;color:var(--ink-700);line-height:1.7}

/* ---------- 表单 ---------- */
.form-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:clamp(26px,4vw,46px)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px 22px}
.fld label{display:block;font-size:13.5px;font-weight:600;color:var(--ink-700);margin-bottom:8px}
.fld label i{color:#E0483E;font-style:normal;margin-left:2px}
.fld input,.fld select,.fld textarea{width:100%;padding:12px 15px;border:1px solid var(--line);border-radius:4px;font-size:14px;font-family:inherit;color:var(--ink-900);background:#fff;outline:none;transition:border-color .25s,box-shadow .25s}
.fld input:focus,.fld select:focus,.fld textarea:focus{border-color:var(--blue-500);box-shadow:0 0 0 3px rgba(34,104,232,.12)}
.fld input.err,.fld select.err,.fld textarea.err{border-color:#E0483E}
.fld.full{grid-column:1/-1}
.fld textarea{resize:vertical;min-height:110px}
.form-ok{display:none;background:#E9F8EF;border:1px solid #B7E4C7;color:#1B7A3E;font-size:14px;border-radius:6px;padding:12px 16px;margin-bottom:16px}
.form-ok.show{display:block}

/* ---------- 新闻详情 ---------- */
.news-detail{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:clamp(26px,5vw,60px)}
.news-detail .meta{display:flex;gap:24px;flex-wrap:wrap;color:var(--ink-400);font-size:13.5px;padding-bottom:20px;border-bottom:1px solid var(--line);margin-bottom:28px}
.news-detail .meta span{display:inline-flex;align-items:center;gap:7px}
.news-detail .meta svg{width:15px;height:15px;color:var(--blue-600)}
.news-detail h1{font-size:clamp(23px,3vw,32px);line-height:1.5;margin-bottom:24px}
.news-detail .hero{border-radius:var(--radius);overflow:hidden;margin:4px 0 30px}
.news-detail .hero img{width:100%;max-height:440px;object-fit:cover}
.news-detail .body{font-size:15.5px;color:var(--ink-600);line-height:2.15}
.news-detail .body p{margin-bottom:18px;text-align:justify}
.page-foot-nav{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:30px 0 26px}
.page-foot-nav a,.page-foot-nav span{border:1px solid var(--line);border-radius:10px;padding:16px 22px;display:block;overflow:hidden}
.page-foot-nav .lbl{font-size:12px;color:var(--ink-400);display:block;margin-bottom:5px}
.page-foot-nav b{font-size:14px;color:var(--ink-700);font-weight:600;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.page-foot-nav a:hover{border-color:var(--blue-400)}
.page-foot-nav a:hover b{color:var(--blue-600)}
.page-foot-nav span{opacity:.55}
.page-foot-nav .nxt{text-align:right}

/* ---------- 灯箱 / 悬浮 ---------- */
.lightbox{position:fixed;inset:0;z-index:200;background:rgba(4,9,20,.9);display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:.3s}
.lightbox.show{opacity:1;visibility:visible}
.lightbox .inner{max-width:min(920px,90vw);text-align:center}
.lightbox img{max-width:100%;max-height:78vh;width:auto;height:auto;object-fit:contain;border-radius:8px;background:#fff;padding:12px}
.lightbox .cap{color:#C7D3E8;font-size:14px;margin-top:16px}
.lightbox .x{position:absolute;top:24px;right:28px;width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.3);color:#fff;font-size:17px;display:flex;align-items:center;justify-content:center;transition:.3s}
.lightbox .x:hover{background:var(--blue-600);border-color:var(--blue-600)}
.pv{position:fixed;right:26px;bottom:30px;z-index:80}
.pv .top{width:46px;height:46px;border-radius:50%;background:#fff;border:1px solid var(--line);color:var(--ink-700);display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transform:translateY(12px);transition:.35s;box-shadow:var(--shadow-2)}
.pv .top.show{opacity:1;visibility:visible;transform:none}
.pv .top:hover{background:var(--blue-600);border-color:var(--blue-600);color:#fff}
.pv .top svg{width:18px;height:18px}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .sec{padding:76px 0}
  .feat-grid,.app-grid{grid-template-columns:1fr 1fr}
  .prod-grid,.rel-grid,.cert-grid,.news-grid,.co-grid,.steps{grid-template-columns:1fr 1fr}
  .honor-grid{grid-template-columns:1fr 1fr}
  .footer-top{grid-template-columns:1fr 1fr}
  .nav,.hotline{display:none}
  .nav-toggle{display:flex}
  .about-band .wrap{grid-template-columns:1fr;gap:44px}
  .pdetail .grid{grid-template-columns:1fr;gap:36px}
  .pdetail .stage{position:static}
  .strength-grid{grid-template-columns:1fr}
}
@media (max-width:640px){
  .sec{padding:64px 0}
  .feat-grid,.prod-grid,.app-grid,.news-grid,.co-grid,.steps,.rel-grid{grid-template-columns:1fr}
  .honor-grid,.cert-grid{grid-template-columns:1fr}
  .statband .grid{grid-template-columns:1fr 1fr;gap:26px 0;padding:40px 0}
  .statband .cell+.cell::before{display:none}
  .trust-band .in{flex-direction:column;align-items:flex-start}
  .footer-top{grid-template-columns:1fr;gap:34px}
  .form-grid{grid-template-columns:1fr}
  .about-points{grid-template-columns:1fr}
  .hero-arrows{display:none}
  .hero-scroll{display:none}
  .hero{min-height:560px}
  .cta-band .container{flex-direction:column;align-items:flex-start}
  .job-item .meta{margin-left:0}
  .job-contact .jc-in{grid-template-columns:1fr}
  .page-foot-nav{grid-template-columns:1fr}
  .lang-switch{display:none}
  .brand img{height:38px}
}

/* ---------- 补充：新闻日期行 / 应用卡more / about按钮位 / 招聘列表 ---------- */
.news-card .meta{font-size:12.5px;color:var(--ink-400);letter-spacing:.04em;margin-bottom:10px}
.app-card .more{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--blue-500)}
.app-card .more svg{width:14px;height:14px;transition:transform .3s}
.app-card:hover .more svg{transform:translateX(4px)}
.lnk{margin-top:30px}
.job-list{display:flex;flex-direction:column;gap:12px}
.sec-light{background:var(--bg-alt)}

/* ==========================================================================
   v4 层：irootech 式大图驱动 + 顶部工具条
   ========================================================================== */

/* ---------- 顶部工具条（电话/语言在导航上方） ---------- */
.topbar{background:var(--navy-800);color:#fff;font-size:12.5px}
.topbar-in{display:flex;align-items:center;justify-content:space-between;height:38px}
.tb-slogan{color:#93A8C7;letter-spacing:.08em;font-size:11.5px}
.tb-act{display:flex;align-items:center;gap:16px}
.tb-hot{display:inline-flex;align-items:center;gap:7px;color:#fff;text-decoration:none;font-weight:600;letter-spacing:.04em}
.tb-hot svg{width:15px;height:15px;color:var(--blue-400)}
.tb-hot:hover{color:var(--blue-400)}
.tb-sep{width:1px;height:14px;background:rgba(255,255,255,.22)}

/* ---------- 主导航：单行平铺 ---------- */
.header{position:sticky;top:0;z-index:120;background:#fff;border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:34px;height:68px}
.header .brand{display:flex;align-items:center;margin-right:6px}
.header .brand img{height:42px;width:auto;display:block}
.header .nav{display:flex;align-items:center;gap:2px;list-style:none;margin:0;padding:0;flex:1;justify-content:flex-end;flex-wrap:nowrap;white-space:nowrap}
.header .nav>li{position:relative}
.header .nav>li>a{display:flex;align-items:center;gap:5px;padding:24px 13px;font-size:14.5px;font-weight:600;color:var(--ink-700);text-decoration:none;position:relative;transition:color .25s}
.header .nav>li>a::after{content:"";position:absolute;left:13px;right:13px;bottom:16px;height:2.5px;background:var(--blue-500);border-radius:2px;transform:scaleX(0);transform-origin:left;transition:transform .3s}
.header .nav>li:hover>a,.header .nav>li.active>a{color:var(--blue-600)}
.header .nav>li:hover>a::after,.header .nav>li.active>a::after{transform:scaleX(1)}
.header .nav>li.has-sub>a::before{content:"";width:7px;height:7px;border-right:1.6px solid currentColor;border-bottom:1.6px solid currentColor;transform:rotate(45deg) translateY(-2px);opacity:.5;margin-top:-3px}
.subnav{position:absolute;top:100%;left:50%;transform:translate(-50%,10px);background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow-2);padding:10px;min-width:176px;opacity:0;visibility:hidden;transition:all .3s}
.header .nav>li.has-sub:hover .subnav{opacity:1;visibility:visible;transform:translate(-50%,0)}
.subnav a{display:block;padding:10px 14px;border-radius:8px;font-size:13.5px;color:var(--ink-600);text-decoration:none}
.subnav a:hover{background:var(--blue-050);color:var(--blue-600)}
.header-act{display:flex;align-items:center;gap:14px}
.btn-nav{padding:10px 22px;font-size:13.5px}
.hotline{display:none}

/* ---------- Hero：文案锁定核心区 ---------- */
.hero-content .inner{max-width:1280px}
.hero-txt{max-width:640px}
.hero-kicker{margin-bottom:18px}
.hero-title{font-size:clamp(30px,4vw,52px);line-height:1.16}
.hero-desc{max-width:560px;font-size:15.5px}

/* ---------- 优势：全屏背景图带 ---------- */
.feat-band{position:relative;padding:96px 0;overflow:hidden}
.feat-band .bgimg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.feat-band .veil{position:absolute;inset:0;background:linear-gradient(100deg,rgba(6,14,30,.94) 0%,rgba(8,22,48,.82) 55%,rgba(10,26,56,.66) 100%)}
.feat-band .container{position:relative;z-index:2}
.feat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:56px}
.feat-item{display:flex;gap:16px;padding:10px 30px;border-left:1px solid rgba(255,255,255,.14)}
.feat-item:first-child{border-left:none;padding-left:0}
.feat-item .no{font-size:13px;font-weight:700;color:var(--blue-400);letter-spacing:.12em;display:block;margin-bottom:14px}
.feat-item .ic svg{width:30px;height:30px;color:var(--blue-400)}
.feat-item h3{font-size:16.5px;font-weight:700;color:#fff;margin-bottom:10px}
.feat-item p{font-size:13.5px;color:#A9B8D4;line-height:1.95}

/* ---------- 产品中心：大图切换 + 透明蒙版 ---------- */
.pstage{position:relative;border-radius:var(--radius);overflow:hidden;aspect-ratio:16/7.2;box-shadow:var(--shadow-2);background:var(--navy-800)}
.pstage-slides{position:absolute;inset:0}
.pstage-slide{position:absolute;inset:0;opacity:0;visibility:hidden;transition:opacity .9s ease,visibility .9s;z-index:1}
.pstage-slide.active{opacity:1;visibility:visible;z-index:2}
.pstage-slide img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transform:scale(1.02);transition:transform 6.5s linear}
.pstage-slide.active img{transform:scale(1.1)}
.pstage-slide .veil{position:absolute;inset:0;background:linear-gradient(78deg,rgba(5,12,26,.68) 0%,rgba(5,12,26,.34) 42%,rgba(5,12,26,.08) 70%)}
.pinfo{position:absolute;left:clamp(20px,4vw,52px);bottom:clamp(20px,4.5vw,56px);max-width:480px;background:rgba(8,18,38,.42);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:clamp(20px,2.6vw,34px)}
.pinfo .cat{display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:.18em;color:#BFD5F8;text-transform:uppercase;margin-bottom:10px}
.pinfo h3{font-size:clamp(19px,2vw,26px);font-weight:800;color:#fff;margin-bottom:10px}
.pinfo p{font-size:13.5px;color:#C3CFE3;line-height:1.85;margin-bottom:14px}
.pinfo .plinks{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.pinfo .plinks a{padding:6px 14px;border-radius:999px;border:1px solid rgba(255,255,255,.25);color:#fff;font-size:12.5px;text-decoration:none;transition:all .25s}
.pinfo .plinks a:hover{background:var(--blue-500);border-color:var(--blue-500)}
.pinfo .btn{padding:11px 24px;font-size:13.5px}
.pa{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.3);background:rgba(8,18,38,.35);backdrop-filter:blur(8px);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:5;transition:all .3s}
.pa:hover{background:var(--blue-500);border-color:var(--blue-500)}
.pa svg{width:20px;height:20px}
.pa.prev{left:18px}.pa.next{right:18px}
.pstage-nav{position:absolute;left:0;right:0;bottom:0;display:flex;justify-content:center;gap:8px;z-index:6;padding:0 0 16px}
.ptab{padding:8px 20px;border-radius:999px;border:1px solid rgba(255,255,255,.28);background:rgba(8,18,38,.3);backdrop-filter:blur(8px);color:#C9D6EC;font-size:13px;font-weight:600;cursor:pointer;transition:all .3s;font-family:inherit}
.ptab.on{background:var(--blue-500);border-color:var(--blue-500);color:#fff}
.ptab:hover:not(.on){border-color:rgba(255,255,255,.6);color:#fff}

/* ---------- 应用领域：全图蒙版块 ---------- */
.app-tiles{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.app-tile{position:relative;display:block;border-radius:var(--radius);overflow:hidden;aspect-ratio:3/3.6;box-shadow:var(--shadow-1);text-decoration:none}
.app-tile img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .8s cubic-bezier(.22,.61,.36,1)}
.app-tile:hover img{transform:scale(1.08)}
.app-tile .veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,12,26,0) 34%,rgba(5,12,26,.52) 66%,rgba(5,12,26,.9) 100%);transition:background .4s}
.app-tile .bd{position:absolute;left:0;right:0;bottom:0;padding:26px 24px;z-index:2}
.app-tile .no{font-size:12px;font-weight:700;color:var(--blue-400);letter-spacing:.16em;display:block;margin-bottom:8px}
.app-tile h3{font-size:17.5px;font-weight:800;color:#fff;margin-bottom:8px}
.app-tile p{font-size:12.8px;color:#B9C5DB;line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.app-tile .more{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600;color:#fff;margin-top:12px;opacity:0;transform:translateY(8px);transition:all .35s}
.app-tile .more svg{width:13px;height:13px}
.app-tile:hover .more{opacity:1;transform:none}

/* ---------- 行业荣誉：深色底图 + 图标条目 ---------- */
.honor-prev{position:relative;overflow:hidden}
.honor-prev .bgimg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.honor-prev .veil{position:absolute;inset:0;background:linear-gradient(90deg,rgba(6,14,30,.97) 0%,rgba(8,20,44,.9) 60%,rgba(10,24,52,.78) 100%)}
.honor-prev .container{position:relative;z-index:2}
.hi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:34px 28px;margin-top:56px}
.hi-item{display:flex;align-items:center;gap:16px}
.hi-item .ic{flex:none;width:52px;height:52px;border-radius:50%;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.06);display:flex;align-items:center;justify-content:center}
.hi-item .ic svg{width:24px;height:24px;color:var(--blue-400)}
.hi-item b{display:block;font-size:15px;font-weight:700;color:#fff;margin-bottom:3px}
.hi-item span{display:block;font-size:12.5px;color:#9FB0CC}

/* ---------- sec-head 深色变体 ---------- */
.sec-head--dark .sec-tag{background:rgba(74,133,240,.16);color:var(--blue-400)}
.sec-head--dark h2{color:#fff}
.sec-head--dark p{color:#A9B8D4}

@media (max-width:1080px){
  .feat-row{grid-template-columns:1fr 1fr;gap:36px 0}
  .feat-item{padding:0 26px}
  .feat-item:nth-child(3){border-left:none;padding-left:0}
  .hi-grid{grid-template-columns:1fr 1fr}
  .app-tiles{grid-template-columns:1fr 1fr}
  .pstage{aspect-ratio:16/9}
  .tb-slogan{display:none}
}
@media (max-width:640px){
  .topbar{display:none}
  .header .nav,.btn-nav{display:none}
  .nav-toggle{display:flex}
  .feat-row{grid-template-columns:1fr}
  .feat-item{border-left:none;padding:0;border-top:1px solid rgba(255,255,255,.12);padding-top:26px}
  .feat-item:first-child{border-top:none;padding-top:0}
  .hi-grid{grid-template-columns:1fr}
  .app-tiles{grid-template-columns:1fr}
  .pstage{aspect-ratio:auto;min-height:520px}
  .pstage-slide{display:flex;align-items:flex-end}
  .pstage-nav{position:static;justify-content:center;flex-wrap:wrap;gap:8px;padding:14px 12px 0;background:var(--navy-800)}
  .pa{display:none}
}

/* sticky 头部修正（顶部条38px + 导航68px） */
.hero{margin-top:0;height:min(100vh - 106px,860px)}
.pagehero{margin-top:0}
.pv{top:calc(50% + 19px)}

/* ==========================================================================
   v5 页脚：huyi.cn 式排版 — 主体四列 + 最底部紧凑认证条 + 版权行
   ========================================================================== */
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding:64px 0 52px}
.fb-brand .brandbar img{height:40px;width:auto}
.fb-brand .desc{font-size:13.5px;color:#8FA0BC;line-height:2;margin:20px 0 22px;max-width:340px}
.fb-brand .socials{display:flex;gap:10px}
.footer-top h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:22px;letter-spacing:.02em}
.footer-top .fl{display:flex;flex-direction:column;gap:12px}
.footer-top .fl a{font-size:13.5px;color:#8FA0BC;text-decoration:none;transition:color .25s}
.footer-top .fl a:hover{color:var(--blue-400)}

/* 最底部认证条（huyi式：居中、小尺寸、低存在感） */
.foot-cert{border-top:1px solid rgba(255,255,255,.08);background:rgba(0,0,0,.14)}
.foot-cert .container{display:flex;justify-content:center;padding:18px 0}
.fc-row{display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:center}
.fc-qr{display:block;width:52px;height:52px;padding:4px;background:#fff;border-radius:6px;flex:none;transition:transform .3s}
.fc-qr:hover{transform:translateY(-2px)}
.fc-qr img{width:100%;height:100%;object-fit:contain;display:block}
.fc-t{display:flex;flex-direction:column;font-size:12.5px;color:#C9D5E8;font-weight:600;letter-spacing:.03em;line-height:1.5}
.fc-t i{font-style:normal;font-size:11px;color:#7385A3;font-weight:400}
.fc-sep{width:1px;height:26px;background:rgba(255,255,255,.14)}
.fc-badge{display:block;flex:none;transition:opacity .3s,transform .3s}
.fc-badge img{height:30px;width:auto;display:block;border-radius:4px;opacity:.85}
.fc-badge:hover{opacity:1;transform:translateY(-2px)}

/* 版权行（最底一条，居中紧凑） */
.foot-bar{background:#050D1D;border-top:1px solid rgba(255,255,255,.06)}
.fb-in{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:16px 0}
.foot-bar .links{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:12px;color:#6E80A0}
.foot-bar .links a{color:#8FA0BC;text-decoration:none}
.foot-bar .links a:hover{color:var(--blue-400)}
.foot-bar .links span::before,.foot-bar .links a+a::before{content:"|";margin-right:8px;color:rgba(255,255,255,.15)}
.foot-bar .cr{font-size:12px;color:#6E80A0}

/* 移除旧trust-band（防御性） */
.trust-band{display:none!important}

@media (max-width:1080px){
  .footer-top{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:640px){
  .footer-top{grid-template-columns:1fr;gap:32px;padding:52px 0 40px}
  .fb-in{flex-direction:column;justify-content:center;text-align:center}
  .foot-bar .links{justify-content:center}
  .fc-row{gap:12px}
}