/* ============ 设计令牌 ============ */
:root{
  --navy-950:#0A1320;
  --navy-900:#0E1B2E;
  --navy-800:#14263C;
  --navy-700:#1B3350;
  --blue-700:#1450A8;
  --blue-600:#1B64D8;
  --blue-500:#2E7DE9;
  --blue-400:#5C9BF0;
  --blue-200:#BBD4F4;
  --blue-100:#E4EFFC;
  --blue-50:#F2F7FE;
  --red-500:#E0442F;
  --red-600:#C93A27;
  --ink-900:#182230;
  --ink-600:#45576C;
  --ink-400:#73869B;
  --line:#DCE5F0;
  --paper:#FFFFFF;
  --paper-2:#F4F7FB;
  --font-body:'Noto Sans SC','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
  --font-display:'Oswald','Noto Sans SC','Arial Narrow',sans-serif;
  --font-mono:'IBM Plex Mono','SFMono-Regular',Consolas,'Liberation Mono',monospace;
  --header-h:72px;
  --radius:14px;
  --shadow-1:0 1px 2px rgba(10,19,32,.06),0 8px 24px rgba(10,19,32,.06);
  --shadow-2:0 2px 6px rgba(10,19,32,.08),0 18px 44px rgba(10,19,32,.12);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font-body);color:var(--ink-900);background:var(--paper);line-height:1.7;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700}
p{margin:0}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:15px;color:var(--ink-900)}
::selection{background:var(--blue-200)}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section-tight{padding:64px 0}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-display);font-size:13px;letter-spacing:.22em;text-transform:uppercase;color:var(--blue-600);font-weight:600}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--blue-600)}
.eyebrow.on-dark{color:var(--blue-400)}
.eyebrow.on-dark::before{background:var(--blue-400)}
.sec-head{margin-bottom:44px}
.sec-head h2{font-size:clamp(26px,3.4vw,38px);letter-spacing:.01em;margin-top:12px}
.sec-head .sub{color:var(--ink-600);margin-top:10px;max-width:720px}
.sec-head .row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.sec-head.center{text-align:center}
.sec-head.center .sub{margin-left:auto;margin-right:auto}
.sec-head.center .eyebrow::after{content:"";width:26px;height:2px;background:var(--blue-600)}
.sec-head.center .eyebrow::before{display:none}
.sec-head.center .eyebrow{gap:10px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 26px;border-radius:8px;font-size:15px;font-weight:600;border:1px solid transparent;transition:all .22s ease;line-height:1.2}
.btn svg{width:17px;height:17px;flex:none}
.btn-primary{background:var(--blue-600);color:#fff}
.btn-primary:hover{background:var(--blue-700);transform:translateY(-1px);box-shadow:0 10px 24px rgba(27,100,216,.28)}
.btn-red{background:var(--red-500);color:#fff}
.btn-red:hover{background:var(--red-600);transform:translateY(-1px);box-shadow:0 10px 24px rgba(224,68,47,.28)}
.btn-ghost{border-color:rgba(255,255,255,.45);color:#fff}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn-outline{border-color:var(--line);color:var(--blue-700);background:#fff}
.btn-outline:hover{border-color:var(--blue-500);background:var(--blue-50)}
.btn-lg{padding:16px 34px;font-size:16px}
.tag{display:inline-flex;align-items:center;padding:4px 12px;border-radius:999px;font-size:12.5px;font-weight:500;background:var(--blue-50);color:var(--blue-700);border:1px solid var(--blue-200)}
.tag-red{background:#FDEFEC;color:var(--red-600);border-color:#F6D2CB}
.tag-gray{background:#F1F4F8;color:var(--ink-600);border-color:var(--line)}
.mono{font-family:var(--font-mono);letter-spacing:.02em}
/* ============ 头部 ============ */
.site-header{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(10,19,32,.86);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.08);transition:background .3s}
.header-inner{height:var(--header-h);display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:14px;min-width:0}
.brand-chip{width:46px;height:46px;flex:none;border-radius:10px;background:#fff;display:flex;align-items:center;justify-content:center;overflow:hidden;box-shadow:0 2px 8px rgba(0,0,0,.25)}
.brand-chip img{width:100%;height:100%;object-fit:cover}
.brand-text{line-height:1.2}
.brand-name{color:#fff;font-size:19px;font-weight:900;letter-spacing:.02em}
.brand-name em{font-style:normal;color:var(--blue-400)}
.brand-en{font-family:var(--font-display);font-size:10.5px;letter-spacing:.32em;color:rgba(255,255,255,.55);text-transform:uppercase;margin-top:2px}
.main-nav{display:flex;align-items:center;gap:6px}
.main-nav a{color:rgba(255,255,255,.82);font-size:15px;padding:9px 15px;border-radius:8px;transition:all .2s;font-weight:500}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.08)}
.main-nav a.active{color:#fff;background:rgba(46,125,233,.22)}
.header-cta{display:flex;align-items:center;gap:12px}
.hamburger{display:none;width:44px;height:44px;border:1px solid rgba(255,255,255,.2);border-radius:8px;background:transparent;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.hamburger span{width:20px;height:2px;background:#fff;border-radius:2px;transition:all .25s}
.hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0}
.hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{display:none;position:fixed;top:var(--header-h);left:0;right:0;bottom:0;background:var(--navy-950);z-index:99;padding:28px 24px;flex-direction:column;gap:6px;overflow-y:auto}
.mobile-menu.open{display:flex}
.mobile-menu a{color:rgba(255,255,255,.88);font-size:18px;padding:15px 12px;border-radius:10px;border-bottom:1px solid rgba(255,255,255,.06);font-weight:500}
.mobile-menu a.active{color:#fff;background:rgba(46,125,233,.2)}
/* ============ 通用视图骨架 ============ */
.view{display:none}
.view.active{display:block;animation:fadeUp .5s ease both}
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.page-hero{background:var(--navy-900);color:#fff;padding:calc(var(--header-h) + 64px) 0 56px;position:relative;overflow:hidden}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{font-size:clamp(28px,4vw,44px);margin-top:14px;letter-spacing:.01em}
.page-hero .crumb{color:rgba(255,255,255,.55);font-size:13.5px;display:flex;gap:8px;align-items:center}
.page-hero .crumb a:hover{color:#fff}
.page-hero .crumb .sep{opacity:.5}
.page-hero .lead{color:rgba(255,255,255,.7);max-width:640px;margin-top:12px}
.page-hero .disc-bg{position:absolute;right:-120px;top:50%;transform:translateY(-50%);opacity:.16;pointer-events:none}
/* ============ 首页 Hero ============ */
.home-hero{background:var(--navy-950);color:#fff;position:relative;overflow:hidden;padding:calc(var(--header-h) + 40px) 0 0}
.home-hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(900px 500px at 85% 20%,rgba(46,125,233,.22),transparent 60%),
  radial-gradient(700px 500px at 8% 90%,rgba(27,100,216,.14),transparent 60%)}
.home-hero .disc-bg{position:absolute;left:-180px;top:-120px;opacity:.13;pointer-events:none}
.home-hero .disc-bg.right{left:auto;right:-200px;top:auto;bottom:-160px;opacity:.08}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;padding:48px 0 72px}
.hero-eyebrow{font-family:var(--font-display);font-size:13px;letter-spacing:.3em;text-transform:uppercase;color:var(--blue-400);font-weight:600}
.hero-title{font-size:clamp(38px,5.2vw,62px);font-weight:900;line-height:1.14;margin:20px 0 18px;letter-spacing:.01em}
.hero-title .hl{color:var(--blue-400)}
.hero-title .hl-red{color:var(--red-500)}
.hero-lead{color:rgba(255,255,255,.72);font-size:16.5px;max-width:540px}
.hero-ctas{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.1);border-radius:12px;overflow:hidden;margin-top:44px;max-width:640px}
.stat{padding:18px 22px;background:rgba(10,19,32,.35)}
.stat b{display:block;font-family:var(--font-display);font-size:30px;font-weight:700;color:#fff;line-height:1.1}
.stat b em{font-style:normal;color:var(--blue-400)}
.stat span{font-size:12.5px;color:rgba(255,255,255,.62);margin-top:4px;display:block}
.hero-visual{position:relative}
.hero-visual .frame{border-radius:16px;overflow:hidden;box-shadow:0 30px 80px rgba(0,0,0,.5);border:1px solid rgba(255,255,255,.14);position:relative}
.hero-visual .frame img{width:100%;height:520px;object-fit:cover}
.hero-visual .frame::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(10,19,32,.55))}
.hero-visual .cap{position:absolute;left:20px;right:20px;bottom:18px;z-index:2;color:#fff}
.hero-visual .cap b{font-family:var(--font-mono);font-size:17px}
.hero-visual .cap span{display:block;font-size:12.5px;color:rgba(255,255,255,.7);margin-top:2px}
.hero-visual .ring{position:absolute;top:-26px;right:-26px;width:110px;height:110px;z-index:3}
/* ============ 首页产品矩阵 ============ */
.series-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.series-card{position:relative;border-radius:var(--radius);overflow:hidden;background:#fff;border:1px solid var(--line);transition:transform .28s ease,box-shadow .28s ease;display:flex;flex-direction:column}
.series-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-2)}
.series-card .thumb{height:190px;overflow:hidden;background:var(--paper-2);position:relative}
.series-card .thumb img{width:100%;height:100%;object-fit:contain;padding:14px;transition:transform .4s ease}
.series-card:hover .thumb img{transform:scale(1.05)}
.series-card .body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:8px;flex:1}
.series-card .sc-code{font-family:var(--font-display);font-size:12px;letter-spacing:.18em;color:var(--blue-600);font-weight:600}
.series-card h3{font-size:19px}
.series-card p{font-size:13.5px;color:var(--ink-600);line-height:1.65;flex:1}
.series-card .more{color:var(--blue-600);font-size:13.5px;font-weight:600;display:inline-flex;align-items:center;gap:6px}
.series-card .more svg{width:15px;height:15px;transition:transform .2s}
.series-card:hover .more svg{transform:translateX(4px)}
/* ============ 优势/服务/行业 ============ */
.adv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.adv-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 28px;transition:all .28s}
.adv-card:hover{box-shadow:var(--shadow-2);border-color:var(--blue-200)}
.adv-icon{width:52px;height:52px;border-radius:12px;background:var(--blue-50);color:var(--blue-600);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.adv-icon svg{width:26px;height:26px}
.adv-card h3{font-size:19px}
.adv-card .en{font-family:var(--font-display);font-size:11px;letter-spacing:.22em;color:var(--ink-400);text-transform:uppercase;margin-top:2px}
.adv-list{margin:16px 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:13px}
.adv-list li{display:flex;gap:11px;font-size:14px;color:var(--ink-600)}
.adv-list li b{color:var(--ink-900);font-weight:600}
.adv-list li svg{width:18px;height:18px;color:var(--blue-500);flex:none;margin-top:2px}
.svc-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.svc-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;text-align:center;transition:all .25s;position:relative;overflow:hidden}
.svc-card::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--blue-500);opacity:0;transition:opacity .25s}
.svc-card:hover{box-shadow:var(--shadow-1);transform:translateY(-4px)}
.svc-card:hover::before{opacity:1}
.svc-icon{width:46px;height:46px;margin:0 auto 14px;border-radius:50%;background:var(--blue-50);color:var(--blue-600);display:flex;align-items:center;justify-content:center}
.svc-icon svg{width:22px;height:22px}
.svc-card h3{font-size:16px}
.svc-card p{font-size:12.5px;color:var(--ink-600);margin-top:8px;line-height:1.65}
.industry-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.industry-tile{display:flex;flex-direction:column;align-items:center;gap:10px;padding:26px 14px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);transition:all .25s;text-align:center}
.industry-tile:hover{box-shadow:var(--shadow-1);transform:translateY(-4px);border-color:var(--blue-200)}
.industry-tile svg{width:34px;height:34px;color:var(--blue-600)}
.industry-tile b{font-size:15px}
.industry-tile span{font-family:var(--font-display);font-size:10.5px;letter-spacing:.16em;color:var(--ink-400);text-transform:uppercase}
.app-strip{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.app-card{border-radius:var(--radius);overflow:hidden;position:relative;height:230px;border:1px solid var(--line)}
.app-card img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.app-card:hover img{transform:scale(1.07)}
.app-card .mask{position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(10,19,32,.82));display:flex;flex-direction:column;justify-content:flex-end;padding:16px;color:#fff}
.app-card b{font-size:15px}
.app-card span{font-size:11.5px;color:rgba(255,255,255,.72);margin-top:2px}
.bg-blue{background:var(--paper-2)}
.bg-navy{background:var(--navy-950);color:#fff}
/* ============ CTA 横幅 ============ */
.cta-band{background:linear-gradient(120deg,var(--navy-900),var(--navy-800));color:#fff;position:relative;overflow:hidden;padding:70px 0}
.cta-band .disc-bg{position:absolute;right:-140px;top:-90px;opacity:.12}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;position:relative;z-index:2}
.cta-inner h2{font-size:clamp(24px,3vw,34px)}
.cta-inner p{color:rgba(255,255,255,.7);margin-top:8px;max-width:600px}
/* ============ 产品列表 ============ */
.filter-bar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:36px}
.filter-btn{padding:9px 20px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--ink-600);font-size:14px;font-weight:500;transition:all .2s}
.filter-btn:hover{border-color:var(--blue-500);color:var(--blue-700)}
.filter-btn.active{background:var(--navy-900);color:#fff;border-color:var(--navy-900)}
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.product-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:all .28s;display:flex;flex-direction:column}
.product-card:hover{box-shadow:var(--shadow-2);transform:translateY(-5px)}
.product-card .thumb{height:210px;background:var(--paper-2);display:flex;align-items:center;justify-content:center;overflow:hidden;position:relative}
.product-card .thumb img{width:100%;height:100%;object-fit:contain;padding:16px;transition:transform .4s}
.product-card:hover .thumb img{transform:scale(1.06)}
.product-card .body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.product-card .pc-model{font-family:var(--font-mono);font-size:18px;font-weight:600;color:var(--ink-900)}
.product-card .pc-name{font-size:13px;color:var(--ink-600)}
.product-card .pc-spec{display:flex;gap:8px;flex-wrap:wrap;margin-top:2px}
.product-card .pc-spec .chip{font-size:11.5px;padding:3px 9px;border-radius:6px;background:var(--blue-50);color:var(--blue-700);border:1px solid var(--blue-200)}
.product-card .pc-foot{margin-top:auto;padding-top:12px;display:flex;align-items:center;justify-content:space-between}
.product-card .pc-foot a{color:var(--blue-600);font-size:13.5px;font-weight:600;display:inline-flex;align-items:center;gap:5px}
.product-card .pc-foot a svg{width:14px;height:14px;transition:transform .2s}
.product-card:hover .pc-foot a svg{transform:translateX(4px)}
.series-section{margin-top:60px}
.series-section:first-child{margin-top:0}
.series-section-head{display:flex;align-items:baseline;gap:14px;margin-bottom:22px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.series-section-head h2{font-size:24px}
.series-section-head .en{font-family:var(--font-display);font-size:12px;letter-spacing:.2em;color:var(--ink-400);text-transform:uppercase}
.series-section-head .desc{margin-left:auto;color:var(--ink-600);font-size:13.5px;max-width:460px;text-align:right}
.series-more{margin-top:16px;font-size:13px;color:var(--ink-400)}
.series-more b{color:var(--ink-600);font-weight:600}
/* ============ 产品详情 ============ */
.detail-top{padding:calc(var(--header-h) + 40px) 0 64px}
.detail-gallery{position:sticky;top:calc(var(--header-h) + 24px);border:1px solid var(--line);border-radius:16px;background:var(--paper-2);padding:26px;display:flex;align-items:center;justify-content:center;min-height:480px}
.detail-gallery img{max-height:520px;object-fit:contain}
.detail-info h1{font-size:clamp(26px,3.2vw,38px)}
.detail-info .en-name{font-family:var(--font-display);font-size:13px;letter-spacing:.22em;color:var(--ink-400);text-transform:uppercase;margin-top:6px}
.detail-chips{display:flex;gap:10px;flex-wrap:wrap;margin:22px 0}
.detail-chip{background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px 16px;min-width:120px}
.detail-chip b{display:block;font-family:var(--font-mono);font-size:17px;color:var(--blue-700)}
.detail-chip span{font-size:11.5px;color:var(--ink-400)}
.detail-feat{margin:22px 0 0;padding:0;list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:10px 18px}
.detail-feat li{display:flex;gap:9px;font-size:14px;color:var(--ink-600);align-items:flex-start}
.detail-feat li svg{width:17px;height:17px;color:var(--blue-500);flex:none;margin-top:3px}
.detail-ctas{display:flex;gap:12px;margin-top:28px;flex-wrap:wrap}
.spec-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:#fff}
.spec-table{width:100%;border-collapse:collapse;font-size:13.5px;min-width:560px}
.spec-table th,.spec-table td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--line)}
.spec-table thead th{background:var(--navy-900);color:#fff;font-weight:600;font-size:13px;white-space:nowrap}
.spec-table tbody tr:last-child td{border-bottom:none}
.spec-table tbody th{background:var(--paper-2);font-weight:600;color:var(--ink-900);white-space:nowrap;width:200px}
.spec-table td .mono{color:var(--ink-900)}
.spec-table tr:nth-child(even) td{background:#FAFCFE}
.detail-note{font-size:12.5px;color:var(--ink-400);margin-top:10px}
.spec-group-title{background:var(--blue-50);font-weight:700;color:var(--blue-700);padding:10px 16px;border-bottom:1px solid var(--line);font-size:13.5px}
/* ============ 关于 ============ */
.about-intro{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.about-intro .quote{border-left:3px solid var(--blue-500);padding:6px 0 6px 22px;font-size:15px;color:var(--ink-600);line-height:1.9;margin-top:20px}
.about-intro .quote b{color:var(--ink-900)}
.about-photo{border-radius:16px;overflow:hidden;box-shadow:var(--shadow-2);position:relative}
.about-photo img{width:100%;height:430px;object-fit:cover}
.about-photo .cap{position:absolute;left:16px;bottom:14px;color:#fff;font-size:13px;background:rgba(10,19,32,.55);padding:6px 14px;border-radius:8px;backdrop-filter:blur(6px)}
.geo-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.geo-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 20px;position:relative;overflow:hidden}
.geo-card .dir{position:absolute;right:14px;top:12px;font-family:var(--font-display);font-size:34px;font-weight:700;color:var(--blue-100);line-height:1}
.geo-card b{font-size:17px;display:block}
.geo-card span{font-size:12.5px;color:var(--ink-600);display:block;margin-top:8px;line-height:1.7}
.value-band{background:var(--navy-950);color:#fff;position:relative;overflow:hidden}
.value-inner{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:rgba(255,255,255,.08);border-radius:14px;overflow:hidden;border:1px solid rgba(255,255,255,.08)}
.value-item{padding:36px 30px;background:rgba(14,27,46,.55)}
.value-item .n{font-family:var(--font-display);font-size:13px;letter-spacing:.2em;color:var(--blue-400);font-weight:600}
.value-item h3{font-size:19px;margin-top:8px}
.value-item p{font-size:13.5px;color:rgba(255,255,255,.68);margin-top:10px;line-height:1.8}
/* ============ 联系 ============ */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:start}
.contact-cards{display:flex;flex-direction:column;gap:16px}
.contact-card{display:flex;gap:16px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px 22px;transition:all .22s}
.contact-card:hover{box-shadow:var(--shadow-1);border-color:var(--blue-200)}
.contact-card .ci{width:46px;height:46px;flex:none;border-radius:10px;background:var(--blue-50);color:var(--blue-600);display:flex;align-items:center;justify-content:center}
.contact-card .ci svg{width:22px;height:22px}
.contact-card b{display:block;font-size:14px;color:var(--ink-600);font-weight:500}
.contact-card span{font-size:15px;font-weight:600;color:var(--ink-900);margin-top:3px;display:block}
.contact-card .en{font-size:12px;color:var(--ink-400);font-family:var(--font-display);letter-spacing:.1em;margin-top:2px}
.form-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:34px 34px 30px;box-shadow:var(--shadow-1)}
.form-card h3{font-size:21px;margin-bottom:6px}
.form-card .form-sub{color:var(--ink-600);font-size:13.5px;margin-bottom:24px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:13px;font-weight:600;color:var(--ink-900);margin-bottom:7px}
.form-group label i{font-style:normal;color:var(--red-500)}
.form-control{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:8px;background:#fff;outline:none;transition:border .2s,box-shadow .2s}
.form-control:focus{border-color:var(--blue-500);box-shadow:0 0 0 3px rgba(46,125,233,.14)}
textarea.form-control{resize:vertical;min-height:110px}
.form-tip{font-size:12px;color:var(--ink-400);margin-top:10px}
.flow-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;counter-reset:flow}
.flow-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;position:relative}
.flow-card::before{counter-increment:flow;content:"0" counter(flow);font-family:var(--font-display);font-size:40px;font-weight:700;color:var(--blue-100);position:absolute;right:16px;top:10px;line-height:1}
.flow-card h3{font-size:17px;position:relative;z-index:1}
.flow-card p{font-size:13.5px;color:var(--ink-600);margin-top:10px;line-height:1.75;position:relative;z-index:1}
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:880px;margin:0 auto}
.faq-item{border:1px solid var(--line);border-radius:12px;background:#fff;overflow:hidden}
.faq-item summary{cursor:pointer;padding:18px 22px;font-size:15px;font-weight:600;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"";width:9px;height:9px;border-right:2px solid var(--ink-400);border-bottom:2px solid var(--ink-400);transform:rotate(45deg);transition:transform .25s;flex:none}
.faq-item[open] summary::after{transform:rotate(225deg)}
.faq-item .faq-body{padding:0 22px 18px;color:var(--ink-600);font-size:14px;line-height:1.85}
/* ============ 博客 ============ */
.blog-layout{display:grid;grid-template-columns:1fr 300px;gap:44px;align-items:start}
.blog-list{display:flex;flex-direction:column;gap:22px}
.blog-card{display:grid;grid-template-columns:300px 1fr;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:all .25s}
.blog-card:hover{box-shadow:var(--shadow-2);transform:translateY(-4px)}
.blog-card .bc-thumb{height:190px;overflow:hidden;position:relative}
.blog-card .bc-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.blog-card:hover .bc-thumb img{transform:scale(1.06)}
.blog-card .bc-body{padding:22px 26px;display:flex;flex-direction:column;gap:8px}
.blog-card .bc-meta{display:flex;gap:12px;align-items:center;font-size:12.5px;color:var(--ink-400)}
.blog-card h3{font-size:19px;line-height:1.45}
.blog-card h3:hover{color:var(--blue-700)}
.blog-card p{font-size:13.5px;color:var(--ink-600);line-height:1.75}
.blog-card .bc-foot{margin-top:auto;padding-top:10px;color:var(--blue-600);font-size:13.5px;font-weight:600;display:inline-flex;align-items:center;gap:6px}
.blog-card .bc-foot svg{width:14px;height:14px;transition:transform .2s}
.blog-card:hover .bc-foot svg{transform:translateX(4px)}
.blog-side{position:sticky;top:calc(var(--header-h) + 24px);display:flex;flex-direction:column;gap:22px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px}
.side-card h3{font-size:16px;padding-bottom:12px;border-bottom:1px solid var(--line);margin-bottom:14px}
.side-tags{display:flex;flex-wrap:wrap;gap:8px}
.side-tags a{font-size:12.5px;padding:5px 12px;border-radius:999px;background:var(--paper-2);border:1px solid var(--line);color:var(--ink-600);transition:all .2s}
.side-tags a:hover{border-color:var(--blue-500);color:var(--blue-700);background:var(--blue-50)}
.side-hot{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px}
.side-hot li a{display:flex;gap:10px;font-size:13.5px;color:var(--ink-600);line-height:1.55}
.side-hot li a:hover{color:var(--blue-700)}
.side-hot .n{font-family:var(--font-display);color:var(--blue-300,#9CC1F2);font-weight:700;flex:none;font-size:14px}
.article{max-width:820px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:16px;padding:48px 56px;box-shadow:var(--shadow-1)}
.article h1{font-size:clamp(24px,3vw,32px);line-height:1.4}
.article .ameta{display:flex;gap:14px;align-items:center;color:var(--ink-400);font-size:13px;margin:16px 0 26px;padding-bottom:20px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.article-body{font-size:15px;color:var(--ink-600);line-height:2}
.article-body h2{font-size:20px;color:var(--ink-900);margin:30px 0 12px}
.article-body h3{font-size:17px;color:var(--ink-900);margin:24px 0 10px}
.article-body p{margin:0 0 16px}
.article-body ul,.article-body ol{margin:0 0 16px;padding-left:22px}
.article-body li{margin-bottom:8px}
.article-body .callout{background:var(--blue-50);border-left:3px solid var(--blue-500);padding:16px 20px;border-radius:0 10px 10px 0;margin:0 0 18px;font-size:14px}
/* ============ 页脚 ============ */
.site-footer{background:var(--navy-950);color:rgba(255,255,255,.72);padding:64px 0 0;position:relative;overflow:hidden}
.site-footer .disc-bg{position:absolute;left:-140px;bottom:-160px;opacity:.07}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;position:relative;z-index:2}
.footer-grid h4{color:#fff;font-size:15px;margin-bottom:16px}
.footer-grid ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.footer-grid ul a{font-size:13.5px;transition:color .2s}
.footer-grid ul a:hover{color:#fff}
.footer-brand p{font-size:13px;line-height:1.9;margin-top:14px;max-width:300px}
.footer-contact li{display:flex;gap:9px;font-size:13.5px;align-items:flex-start}
.footer-contact svg{width:16px;height:16px;color:var(--blue-400);flex:none;margin-top:3px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:52px;padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:12.5px;color:rgba(255,255,255,.45);position:relative;z-index:2}
.footer-bottom .slogan{font-family:var(--font-display);letter-spacing:.14em;text-transform:uppercase}
/*分页*/
.pagination {
    display: flex;
    padding-left: 0;
    list-style: none;
    border-radius: .25rem;
	margin:20px auto 0px;
	justify-content:center;
}
.page-num:not(:disabled) {
	cursor: pointer;
}
.page-num, .page-link {
	position: relative;
	display: block;
	padding: .5rem .75rem;
	margin-left: -1px;
	line-height: 1.25;
	color: #17a2b8;
	background-color: #fff;
	border: 1px solid #dee2e6;
}
a.page-num:hover, .page-link:hover {
	text-decoration: none;
}
.page-num-current {
	z-index: 1;
	color: #fff;
	background-color: #17a2b8;
	border-color: #17a2b8;
}
.page-num-current:hover {
	color: #fff;
}
/* ============ 圆盘签名图形 ============ */
.disc-svg{display:block}
/* ============ 响应式 ============ */
@media(max-width:1080px){
  .series-grid,.product-grid{grid-template-columns:repeat(3,1fr)}
  .industry-grid{grid-template-columns:repeat(4,1fr)}
  .app-strip{grid-template-columns:repeat(3,1fr)}
  .app-card{height:200px}
  .svc-grid{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-visual{max-width:620px}
  .detail-top .container{grid-template-columns:1fr!important;gap:36px!important}
  .detail-gallery{position:static;min-height:360px}
  .about-intro{grid-template-columns:1fr;gap:36px}
  .blog-layout{grid-template-columns:1fr}
  .blog-side{position:static}
  .contact-grid{grid-template-columns:1fr}
}
@media(max-width:860px){
  .main-nav,.header-cta .btn{display:none}
  .hamburger{display:flex}
  .series-grid,.product-grid{grid-template-columns:repeat(2,1fr)}
  .adv-grid{grid-template-columns:1fr}
  .industry-grid{grid-template-columns:repeat(2,1fr)}
  .geo-grid{grid-template-columns:repeat(2,1fr)}
  .value-inner{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .blog-card{grid-template-columns:1fr}
  .blog-card .bc-thumb{height:200px}
  .article{padding:32px 24px}
  .detail-feat{grid-template-columns:1fr}
  .series-section-head{flex-direction:column;}
}
@media(max-width:560px){
  .section{padding:64px 0}
  .series-grid,.product-grid,.svc-grid,.app-strip{grid-template-columns:1fr}
  .industry-grid{grid-template-columns:1fr 1fr}
  .flow-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .detail-chip{min-width:100px}
  .hero-visual .frame img{height:400px}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}