:root{
  --ant-blue:#1677ff;
  --ant-blue-hover:#4096ff;
  --ant-blue-active:#0958d9;
  --ant-text:#262626;
  --ant-text-secondary:#595959;
  --ant-text-tertiary:#8c8c8c;
  --ant-border:#d9d9d9;
  --ant-border-light:#f0f0f0;
  --ant-bg:#fff;
  --ant-bg-layout:#f5f5f5;
  --ant-radius:6px;
  --page-width:1200px;
  --shadow:0 6px 20px rgba(0,0,0,.06);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:74px}
body{margin:0;background:#fff;color:var(--ant-text);font-family:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",Arial,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
img{display:block;max-width:100%}
.container{width:min(var(--page-width),calc(100% - 48px));margin:0 auto}
.page-progress{position:fixed;left:0;right:0;top:0;height:2px;z-index:1000;pointer-events:none}
.page-progress span{display:block;width:100%;height:100%;background:var(--ant-blue);transform:scaleX(0);transform-origin:left}

.site-header{position:sticky;top:0;z-index:100;height:72px;background:rgba(255,255,255,.96);border-bottom:1px solid var(--ant-border-light);backdrop-filter:blur(12px)}
.header-inner{width:min(1320px,calc(100% - 48px));height:100%;margin:0 auto;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:11px;min-width:258px}
.brand img{width:42px;height:42px;border:1px solid var(--ant-border-light);object-fit:cover}
.brand span{display:block;line-height:1.15}
.brand b{display:block;font-size:17px}
.brand small{display:block;margin-top:5px;color:var(--ant-text-tertiary);font-size:10px;font-weight:400;white-space:nowrap}
.main-nav{height:100%;display:flex;align-items:center;justify-content:center;gap:28px;flex:1}
.main-nav a{position:relative;height:100%;display:flex;align-items:center;color:var(--ant-text-secondary);font-size:14px}
.main-nav a:after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--ant-blue);transform:scaleX(0);transition:.2s}
.main-nav a:hover,.main-nav a.active{color:var(--ant-blue)}
.main-nav a:hover:after,.main-nav a.active:after{transform:scaleX(1)}
.header-phone{display:inline-flex;align-items:center;color:var(--ant-blue);font:600 12px/1 Consolas,monospace;white-space:nowrap;transition:.2s}.header-phone:before{content:"☎";margin-right:5px;font-family:Arial,sans-serif;font-size:12px}.header-phone:hover{color:var(--ant-blue-hover)}
.header-actions{display:flex;gap:8px}
.menu-button{display:none;width:40px;height:40px;border:1px solid var(--ant-border);border-radius:6px;background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.menu-button i{width:18px;height:2px;background:#434343;transition:.2s}
.menu-button[aria-expanded=true] i:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-button[aria-expanded=true] i:nth-child(2){opacity:0}
.menu-button[aria-expanded=true] i:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.ant-btn{height:34px;padding:0 16px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--ant-border);border-radius:var(--ant-radius);background:#fff;color:var(--ant-text);font-size:14px;line-height:1;cursor:pointer;transition:.2s}
.ant-btn:hover{border-color:var(--ant-blue-hover);color:var(--ant-blue-hover)}
.ant-btn-primary{border-color:var(--ant-blue);background:var(--ant-blue);color:#fff;box-shadow:0 2px 0 rgba(5,145,255,.1)}
.ant-btn-primary:hover{border-color:var(--ant-blue-hover);background:var(--ant-blue-hover);color:#fff}
.ant-btn-large{height:44px;padding:0 22px;font-size:15px}
.ant-btn-white{border-color:#fff;background:#fff;color:var(--ant-blue)}
.ant-btn-white:hover{border-color:#fff;background:#f5f5f5;color:var(--ant-blue-active)}
.ant-btn-outline-white{border-color:rgba(255,255,255,.7);background:transparent;color:#fff}
.ant-btn-outline-white:hover{border-color:#fff;background:rgba(255,255,255,.08);color:#fff}

.hero{position:relative;overflow:hidden;padding:76px 0 84px;background:#f7faff;border-bottom:1px solid #e6f4ff}
.hero:before{content:"";position:absolute;left:0;top:0;width:6px;height:100%;background:var(--ant-blue)}
.hero-grid{display:grid;grid-template-columns:minmax(0,.93fr) minmax(520px,1.07fr);align-items:center;gap:74px}
.ant-breadcrumb{display:flex;align-items:center;gap:8px;margin-bottom:28px;color:var(--ant-text-tertiary);font-size:13px}
.ant-breadcrumb i{font-style:normal;color:#bfbfbf}
.eyebrow{display:block;margin-bottom:14px;color:var(--ant-blue);font-size:13px;font-weight:700;letter-spacing:.16em}
.hero h1{margin:0;color:#16263d;font-size:clamp(46px,4.6vw,66px);line-height:1.19;letter-spacing:-.055em}
.hero-lead{max-width:650px;margin:27px 0 0;color:var(--ant-text-secondary);font-size:16px;line-height:1.95}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px}
.ant-tag{padding:4px 10px;border:1px solid #91caff;border-radius:4px;background:#e6f4ff;color:#0958d9;font-size:12px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.hero-assurance{display:flex;flex-wrap:wrap;gap:18px;margin-top:28px;color:#595959;font-size:12px}
.hero-assurance span{display:flex;align-items:center;gap:6px}
.hero-assurance i{font-style:normal;color:#52c41a;font-weight:700}
.hero-product{position:relative;padding-bottom:86px}
.window-card{overflow:hidden;border:1px solid #d6e4ff;border-radius:10px;background:#fff;box-shadow:0 18px 55px rgba(30,80,150,.13)}
.window-head{height:43px;padding:0 15px;display:flex;align-items:center;gap:14px;border-bottom:1px solid var(--ant-border-light);background:#fafafa}
.window-head>span{display:flex;gap:5px}
.window-head>span i{display:block;width:7px;height:7px;border-radius:50%;background:#d9d9d9}
.window-head b{flex:1;color:#434343;font-size:12px}
.window-head em{padding:3px 7px;border-radius:3px;background:#f6ffed;color:#389e0d;font-size:10px;font-style:normal}
.window-card>img{width:100%;height:344px;object-fit:cover;object-position:top}
.demo-card{position:absolute;left:34px;right:-18px;bottom:0;padding:20px 22px;border:1px solid var(--ant-border-light);border-radius:8px;background:#fff;box-shadow:var(--shadow);display:grid;grid-template-columns:1fr 240px;gap:16px 24px;align-items:center}
.demo-status{display:flex;align-items:center;gap:7px;color:#389e0d;font-size:12px}
.demo-status i{width:7px;height:7px;border-radius:50%;background:#52c41a;box-shadow:0 0 0 4px #f6ffed}
.demo-card h2{margin:8px 0 0;font-size:17px}
.demo-contact{display:flex;align-items:center;gap:10px;margin-top:10px;color:#8c8c8c;font-size:11px}.demo-contact a{color:var(--ant-blue);font:600 13px/1 Consolas,monospace;letter-spacing:.03em}.demo-contact a:hover{color:var(--ant-blue-hover)}
.demo-card dl{margin:0;display:grid;gap:7px}
.demo-card dl div{display:grid;grid-template-columns:38px 1fr 42px;align-items:center;padding:7px 9px;border:1px solid var(--ant-border-light);border-radius:4px;background:#fafafa;font-size:12px}
.demo-card dt{color:var(--ant-text-tertiary)}
.demo-card dd{margin:0;font-family:Consolas,monospace;font-weight:700}
.demo-card button,.login-strip button{padding:0;border:0;background:transparent;color:var(--ant-blue);font-size:12px;cursor:pointer}
.demo-card>p{grid-column:1/-1;margin:0;color:#8c8c8c;font-size:11px}

.quick-facts{background:#fff;border-bottom:1px solid var(--ant-border-light)}
.facts-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.facts-grid div{padding:27px 34px;border-right:1px solid var(--ant-border-light)}
.facts-grid div:first-child{border-left:1px solid var(--ant-border-light)}
.facts-grid b{display:block;color:#1f1f1f;font-size:20px}
.facts-grid span{display:block;margin-top:7px;color:#8c8c8c;font-size:12px}

.section{padding:96px 0}
.section-soft{background:var(--ant-bg-layout)}
.section-heading{margin-bottom:46px}
.section-heading>span,.section-heading>div>span{display:block;margin-bottom:13px;color:var(--ant-blue);font-size:13px;font-weight:700;letter-spacing:.08em}
.section-heading h2{max-width:760px;margin:0;color:#1f1f1f;font-size:clamp(30px,3.1vw,42px);line-height:1.36;letter-spacing:-.035em}
.section-heading p{max-width:660px;margin:19px 0 0;color:var(--ant-text-secondary);font-size:14px;line-height:1.9}
.section-heading.centered{text-align:center}
.section-heading.centered h2,.section-heading.centered p{margin-left:auto;margin-right:auto}
.section-heading.split{display:flex;align-items:flex-end;justify-content:space-between;gap:70px}
.section-heading.split p{margin:0 0 3px}
.section-heading.light h2{color:#fff}
.section-heading.light p{color:#b8c8da}
.section-heading.light>div>span{color:#69b1ff}

.role-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.ant-card{padding:27px 24px;border:1px solid var(--ant-border-light);border-radius:8px;background:#fff;transition:border-color .2s,box-shadow .2s,transform .2s}
.ant-card:hover{border-color:#91caff;box-shadow:var(--shadow);transform:translateY(-3px)}
.role-icon{width:42px;height:42px;display:flex;align-items:center;justify-content:center;border-radius:7px;background:#e6f4ff;color:var(--ant-blue);font-size:18px;font-weight:700}
.ant-card h3{margin:19px 0 10px;font-size:18px}
.ant-card>p{min-height:70px;margin:0;color:var(--ant-text-secondary);font-size:13px;line-height:1.8}
.ant-card ul{margin:19px 0 0;padding:17px 0 0;border-top:1px solid var(--ant-border-light);list-style:none}
.ant-card li{position:relative;margin-top:9px;padding-left:14px;color:#595959;font-size:12px}
.ant-card li:before{content:"";position:absolute;left:0;top:7px;width:5px;height:5px;border-radius:50%;background:var(--ant-blue)}

.feature-shell{overflow:hidden;border:1px solid var(--ant-border-light);border-radius:9px;background:#fff;box-shadow:0 3px 12px rgba(0,0,0,.035)}
.ant-tabs{height:60px;padding:0 24px;display:flex;gap:8px;border-bottom:1px solid var(--ant-border-light);overflow-x:auto}
.feature-tab{position:relative;min-width:max-content;padding:0 18px;border:0;background:transparent;color:#595959;font-size:14px;cursor:pointer}
.feature-tab:after{content:"";position:absolute;left:14px;right:14px;bottom:0;height:2px;background:var(--ant-blue);transform:scaleX(0);transition:.2s}
.feature-tab.active{color:var(--ant-blue);font-weight:600}
.feature-tab.active:after{transform:scaleX(1)}
.feature-panel{display:none;grid-template-columns:minmax(0,1.08fr) minmax(390px,.92fr);gap:54px;padding:48px}
.feature-panel.active{display:grid}
.panel-number{display:inline-flex;width:36px;height:25px;align-items:center;justify-content:center;border-radius:4px;background:#e6f4ff;color:#0958d9;font-size:12px;font-weight:700}
.feature-copy h3{margin:17px 0 12px;font-size:27px;line-height:1.4}
.feature-copy>p{max-width:700px;margin:0;color:var(--ant-text-secondary);font-size:14px;line-height:1.9}
.feature-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:28px}
.feature-list div{min-height:83px;padding:14px 15px;border:1px solid var(--ant-border-light);border-radius:6px;background:#fafafa}
.feature-list b{display:block;font-size:13px}
.feature-list span{display:block;margin-top:6px;color:#737373;font-size:11px;line-height:1.65}
.feature-image{align-self:center;margin:0;overflow:hidden;border:1px solid var(--ant-border);border-radius:8px;background:#fafafa;box-shadow:var(--shadow)}
.feature-image img{width:100%;height:350px;object-fit:cover;object-position:top}
.feature-image figcaption{padding:12px 15px;border-top:1px solid var(--ant-border-light);background:#fff;color:#8c8c8c;font-size:11px}
.feature-image.phone-stage{padding-top:22px;text-align:center}
.feature-image.phone-stage img{width:auto;max-width:82%;height:330px;margin:0 auto;object-fit:contain}
.feature-image.hardware-stage{background:#f5f7fa}
.feature-image.hardware-stage img{height:330px;object-fit:contain}

.workflow-section{background:#172b4d;color:#fff}
.workflow{display:grid;grid-template-columns:repeat(5,1fr);margin:0;padding:0;list-style:none;border:1px solid rgba(255,255,255,.13)}
.workflow li{position:relative;min-height:220px;padding:27px 22px;border-right:1px solid rgba(255,255,255,.13)}
.workflow li:last-child{border-right:0}
.workflow li>b{display:block;color:#69b1ff;font-family:Consolas,monospace;font-size:12px}
.workflow h3{margin:42px 0 11px;font-size:18px}
.workflow p{margin:0;color:#b8c8da;font-size:12px;line-height:1.8}
.workflow li:not(:last-child):after{content:"→";position:absolute;right:-12px;top:49%;z-index:2;width:24px;height:24px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:#1677ff;color:#fff;font-size:12px}

.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.gallery-item{position:relative;padding:0;overflow:hidden;border:1px solid var(--ant-border-light);border-radius:8px;background:#fff;text-align:left;cursor:pointer;transition:.2s}
.gallery-item:hover{border-color:#91caff;box-shadow:var(--shadow);transform:translateY(-2px)}
.gallery-item.wide{grid-column:span 2}
.gallery-label{height:37px;padding:0 13px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--ant-border-light);background:#fafafa}
.gallery-label b{color:#595959;font-size:11px}
.gallery-label em{color:#bfbfbf;font-size:10px;font-style:normal}
.gallery-item img{width:100%;height:265px;object-fit:cover;object-position:top}
.gallery-item.mobile img{height:325px;object-fit:contain;background:#f7f8fa}
.gallery-item strong{display:block;padding:15px 16px 0;font-size:15px}
.gallery-item small{display:block;padding:6px 16px 17px;color:#8c8c8c;font-size:11px}

.hardware-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.hardware-card{display:grid;grid-template-rows:330px auto;overflow:hidden;border:1px solid var(--ant-border-light);border-radius:9px;background:#fff}
.hardware-photo{position:relative;overflow:hidden;background:#eef3fb}
.hardware-photo img{width:100%;height:100%;object-fit:cover}
.hardware-photo.pda img{object-position:center}
.hardware-photo.nf{background:#f5f5f5}
.hardware-photo.nf img{object-fit:contain;padding:22px}
.hardware-content{padding:29px 30px 31px}
.hardware-title>span{display:inline-block;padding:3px 8px;border-radius:4px;background:#e6f4ff;color:#0958d9;font-size:11px}
.hardware-title h3{margin:13px 0 4px;font-size:24px}
.hardware-title em{color:#8c8c8c;font-size:11px;font-style:normal}
.hardware-content>p{margin:19px 0;color:#595959;font-size:13px;line-height:1.85}
.hardware-content ul{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:0;padding:0;list-style:none}
.hardware-content li{padding:12px;border:1px solid var(--ant-border-light);border-radius:5px;background:#fafafa}
.hardware-content li b,.hardware-content li span{display:block}
.hardware-content li b{font-size:12px}
.hardware-content li span{margin-top:5px;color:#8c8c8c;font-size:10px;line-height:1.55}
.hardware-use{margin-top:18px;padding:13px 14px;border-left:3px solid var(--ant-blue);background:#f0f5ff}
.hardware-use b,.hardware-use span{display:block;font-size:11px}
.hardware-use span{margin-top:5px;color:#595959}
.hardware-content>a{display:inline-block;margin-top:18px;color:var(--ant-blue);font-size:12px}

.pda-matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:8px}
.pda-card{position:relative;overflow:hidden;border:1px solid var(--ant-border-light);border-radius:10px;background:#fff;box-shadow:0 8px 26px rgba(15,61,120,.06);transition:transform .45s cubic-bezier(.2,.8,.2,1),box-shadow .45s,border-color .3s}
.pda-card:before{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;background:linear-gradient(135deg,rgba(22,119,255,.06),transparent 42%,rgba(105,177,255,.08));opacity:0;transition:opacity .4s}
.pda-card:hover{border-color:#91caff;box-shadow:0 18px 42px rgba(22,119,255,.16);transform:translateY(-9px) rotateX(1deg)}
.pda-card:hover:before{opacity:1}
.pda-photo{position:relative;z-index:1;height:220px;display:flex;align-items:center;justify-content:center;overflow:hidden;border-bottom:1px solid var(--ant-border-light);background:#fff}
.pda-photo:after{content:"";position:absolute;left:12%;right:12%;bottom:16px;height:24px;border-radius:50%;background:rgba(22,119,255,.12);filter:blur(14px);transform:scaleX(.75);transition:transform .45s,opacity .45s}
.pda-card:hover .pda-photo:after{transform:scaleX(1.12);opacity:.8}
.pda-photo img{position:relative;z-index:1;width:auto;max-width:84%;height:172px;object-fit:contain;mix-blend-mode:multiply;transition:transform .55s cubic-bezier(.2,.8,.2,1),filter .45s}
.pda-card:hover .pda-photo img{transform:translateY(-5px) scale(1.06);filter:drop-shadow(0 12px 14px rgba(17,52,99,.18))}
.pda-photo>span{position:absolute;left:15px;top:14px;z-index:2;color:#bfbfbf;font:700 11px/1 Consolas,monospace;letter-spacing:.12em}
.pda-body{position:relative;z-index:1;padding:22px 22px 20px}
.pda-kicker{color:var(--ant-blue);font-size:11px;font-weight:700;letter-spacing:.06em}
.pda-body h3{margin:8px 0 10px;font-size:23px;letter-spacing:-.03em}
.pda-body p{min-height:70px;margin:0;color:var(--ant-text-secondary);font-size:12px;line-height:1.85}
.pda-body ul{display:grid;gap:7px;margin:17px 0 0;padding:15px 0 0;border-top:1px solid var(--ant-border-light);list-style:none}
.pda-body li{position:relative;padding-left:14px;color:#595959;font-size:11px;line-height:1.5}
.pda-body li:before{content:"";position:absolute;left:0;top:6px;width:5px;height:5px;border-radius:50%;background:var(--ant-blue);box-shadow:0 0 0 3px #e6f4ff}
.pda-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:18px;padding-top:14px;border-top:1px solid var(--ant-border-light);font-size:10px}
.pda-meta span{color:#8c8c8c}
.pda-meta b{color:#434343;font-size:11px}
.hardware-note{display:flex;align-items:center;gap:10px;margin-top:20px;padding:14px 17px;border:1px solid #d6e4ff;border-radius:7px;background:#f0f5ff;color:#595959}
.hardware-note p{flex:1;margin:0;font-size:11px;line-height:1.65}
.hardware-note a{color:var(--ant-blue);font-size:11px;white-space:nowrap}
.ant-dot{width:7px;height:7px;flex:none;border-radius:50%;background:#1677ff;box-shadow:0 0 0 4px #d6e4ff,0 0 18px rgba(22,119,255,.6);animation:antPulse 1.8s ease-in-out infinite}
@keyframes antPulse{0%,100%{transform:scale(.82);opacity:.65}50%{transform:scale(1.15);opacity:1}}
@keyframes pdaFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-4px)}}
.pda-card:nth-child(2n) .pda-photo img{animation:pdaFloat 5s ease-in-out infinite}
.pda-card:nth-child(3n) .pda-photo img{animation:pdaFloat 6.5s ease-in-out infinite reverse}
@media(max-width:1100px){.pda-matrix{grid-template-columns:repeat(2,1fr)}}
@media(max-width:840px){.pda-matrix{grid-template-columns:1fr 1fr}.pda-photo{height:200px}.pda-photo img{height:154px}.pda-body{padding:20px}.pda-body p{min-height:0}.hardware-note{align-items:flex-start;flex-wrap:wrap}.hardware-note p{flex-basis:calc(100% - 20px)}.hardware-note a{margin-left:17px}}
@media(max-width:560px){.pda-matrix{grid-template-columns:1fr}.pda-photo{height:220px}.pda-photo img{height:174px}.pda-body{padding:22px}.hardware-note{display:grid;grid-template-columns:8px 1fr}.hardware-note a{grid-column:2;margin-left:0}}
.compare-card{margin-top:22px;overflow:hidden;border:1px solid var(--ant-border-light);border-radius:8px;background:#fff}
.compare-head{padding:21px 24px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--ant-border-light)}
.compare-head h3{margin:0;font-size:17px}
.compare-head span{color:#8c8c8c;font-size:11px}
.ant-table-wrap{overflow-x:auto}
.ant-table{width:100%;border-collapse:collapse;font-size:13px}
.ant-table th{padding:13px 18px;background:#fafafa;color:#595959;text-align:left;font-weight:600}
.ant-table td{padding:14px 18px;border-top:1px solid var(--ant-border-light);color:#595959}
.ant-table tbody tr:hover{background:#fafafa}
.good{display:inline-block;padding:2px 8px;border:1px solid #b7eb8f;border-radius:4px;background:#f6ffed;color:#389e0d;font-size:11px}

.case-list{display:grid;gap:18px}
.case-card{display:grid;grid-template-columns:190px 1fr;border:1px solid var(--ant-border-light);border-radius:8px;background:#fff;overflow:hidden;transition:.2s}
.case-card:hover{border-color:#91caff;box-shadow:var(--shadow)}
.case-index{padding:30px 24px;border-right:1px solid var(--ant-border-light);background:#fafafa}
.case-index b{display:block;color:var(--ant-blue);font-family:Consolas,monospace;font-size:12px;letter-spacing:.08em}
.case-index span{display:block;margin-top:15px;color:#434343;font-size:15px;font-weight:600;line-height:1.6}
.case-main{padding:29px 32px}
.case-main h3{margin:0;font-size:20px}
.case-columns{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:24px}
.case-columns div{padding-left:15px;border-left:2px solid #d6e4ff}
.case-columns b{display:block;font-size:12px}
.case-columns p{margin:8px 0 0;color:#737373;font-size:11px;line-height:1.75}
.case-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:21px}
.case-tags span{padding:3px 8px;border-radius:3px;background:#f5f5f5;color:#595959;font-size:10px}

.delivery-section{border-top:1px solid var(--ant-border-light)}
.ant-steps{display:grid;grid-template-columns:repeat(5,1fr)}
.ant-steps article{position:relative;padding-right:25px}
.ant-steps article:before{content:"";position:absolute;left:39px;right:0;top:15px;height:1px;background:#d9d9d9}
.ant-steps article:last-child:before{display:none}
.ant-steps article>b{position:relative;z-index:1;width:30px;height:30px;display:flex;align-items:center;justify-content:center;border:1px solid var(--ant-blue);border-radius:50%;background:#fff;color:var(--ant-blue);font-size:12px}
.ant-steps article:first-child>b{background:var(--ant-blue);color:#fff}
.ant-steps article>div{padding:19px 15px 0 0}
.ant-steps span{color:var(--ant-blue);font-size:10px}
.ant-steps h3{margin:7px 0 9px;font-size:16px}
.ant-steps p{margin:0;color:#8c8c8c;font-size:11px;line-height:1.7}

.faq-layout{display:grid;grid-template-columns:330px 1fr;gap:80px;align-items:start}
.faq-layout .section-heading{position:sticky;top:112px;margin:0}
.faq-layout .section-heading p{margin-bottom:25px}
.faq-list{display:grid;gap:10px}
.faq-list details{overflow:hidden;border:1px solid var(--ant-border-light);border-radius:7px;background:#fff}
.faq-list details[open]{border-color:#91caff}
.faq-list summary{position:relative;padding:18px 50px 18px 20px;cursor:pointer;list-style:none;font-size:14px;font-weight:600}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary:after{content:"＋";position:absolute;right:20px;top:15px;color:#8c8c8c;font-size:18px;font-weight:400}
.faq-list details[open] summary{color:var(--ant-blue)}
.faq-list details[open] summary:after{content:"－";color:var(--ant-blue)}
.faq-list details p{margin:0;padding:0 50px 20px 20px;color:#595959;font-size:12px;line-height:1.9}

.download-section{padding:80px 0;background:#0958d9;color:#fff}
.download-grid{display:grid;grid-template-columns:1fr 300px;gap:100px;align-items:center}
.download-copy>span{display:block;color:#bae0ff;font-size:12px;font-weight:700;letter-spacing:.1em}
.download-copy h2{max-width:750px;margin:14px 0 17px;font-size:38px;line-height:1.4}
.download-copy>p{max-width:680px;margin:0;color:#d6e4ff;font-size:14px;line-height:1.9}
.download-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.login-strip{display:flex;gap:12px;margin-top:27px}
.login-strip>div{min-width:210px;padding:11px 13px;display:grid;grid-template-columns:70px 1fr 34px;align-items:center;border:1px solid rgba(255,255,255,.22);border-radius:5px;background:rgba(0,0,0,.08)}
.login-strip span{color:#bae0ff;font-size:11px}
.login-strip b{font-family:Consolas,monospace;font-size:13px}
.login-strip button{color:#fff}
.qr-card{padding:22px;border-radius:8px;background:#fff;color:#262626;text-align:center;box-shadow:0 14px 35px rgba(0,0,0,.14)}
.qr-card img{width:190px;height:190px;margin:0 auto;object-fit:contain}
.qr-card b{display:block;margin-top:14px;font-size:15px}
.qr-card span{display:block;margin-top:7px;color:#8c8c8c;font-size:10px}

.site-footer{background:#111d2c;color:#fff}
.footer-top{padding:34px 0;display:grid;grid-template-columns:1.1fr 1fr auto;align-items:center;gap:50px}
.footer-brand b{color:#fff}
.footer-brand small{color:#8fa3b8}
.footer-top>div:nth-child(2) b,.footer-top>div:nth-child(2) span{display:block}
.footer-top>div:nth-child(2) b{font-size:13px}
.footer-top>div:nth-child(2) span{margin-top:7px;color:#8fa3b8;font-size:10px}
.footer-links{display:flex;gap:20px;color:#b8c8da;font-size:11px}
.footer-links a:hover{color:#fff}
.footer-bottom{padding:16px 0;display:flex;justify-content:space-between;border-top:1px solid rgba(255,255,255,.1);color:#8fa3b8;font-size:10px}
.footer-bottom a:hover{color:#fff}

.image-modal{position:fixed;inset:0;z-index:500;padding:40px;display:none;align-items:center;justify-content:center;background:rgba(0,0,0,.78)}
.image-modal.open{display:flex}
.image-modal>div{max-width:min(1180px,95vw);max-height:88vh;padding:12px;border-radius:8px;background:#fff;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.image-modal img{max-height:78vh;margin:auto;object-fit:contain}
.image-modal p{margin:10px 0 2px;color:#595959;text-align:center;font-size:12px}
.modal-close{position:absolute;right:28px;top:22px;width:40px;height:40px;border:0;background:transparent;color:#fff;font-size:32px;cursor:pointer}
.copy-toast{position:fixed;left:50%;bottom:36px;z-index:600;padding:9px 16px;border-radius:5px;background:rgba(0,0,0,.78);color:#fff;font-size:12px;opacity:0;pointer-events:none;transform:translate(-50%,12px);transition:.2s}
.copy-toast.show{opacity:1;transform:translate(-50%,0)}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.visible{opacity:1;transform:none}

@media(min-width:1600px){
  :root{--page-width:1320px}
  .hero-grid{gap:100px}
  .window-card>img{height:390px}
  .section{padding:112px 0}
  .gallery-item img{height:300px}
  .gallery-item.mobile img{height:360px}
}
@media(max-width:1100px){
  .main-nav{gap:16px}
  .header-actions .ant-btn-default{display:none}
  .hero-grid{grid-template-columns:1fr;gap:54px}
  .hero-product{width:min(800px,100%);margin:0 auto}
  .role-grid{grid-template-columns:1fr 1fr}
  .feature-panel{grid-template-columns:1fr;gap:34px}
  .feature-image{width:min(720px,100%);margin:0 auto}
  .workflow{grid-template-columns:1fr}
  .workflow li{min-height:0;padding:21px 24px;display:grid;grid-template-columns:45px 1fr;border-right:0;border-bottom:1px solid rgba(255,255,255,.13)}
  .workflow li:last-child{border-bottom:0}
  .workflow h3{margin:0 0 7px}
  .workflow li:not(:last-child):after{content:"↓";left:28px;right:auto;top:auto;bottom:-12px}
  .hardware-grid{grid-template-columns:1fr}
  .hardware-card{grid-template-columns:45% 55%;grid-template-rows:auto}
  .case-columns{grid-template-columns:1fr}
  .faq-layout{grid-template-columns:1fr;gap:40px}
  .faq-layout .section-heading{position:static}
}
@media(max-width:840px){
  html{scroll-padding-top:64px}
  .site-header{height:64px}
  .header-inner{width:calc(100% - 32px);gap:10px}
  .brand{min-width:0;flex:1}
  .brand img{width:38px;height:38px}
  .brand small{font-size:8px}
  .main-nav{display:none}
  .main-nav.open{position:absolute;left:16px;right:16px;top:72px;height:auto;padding:8px;display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--ant-border-light);border-radius:8px;background:#fff;box-shadow:0 14px 40px rgba(0,0,0,.15)}
  .main-nav.open a{height:44px;padding:0 13px;border-radius:4px}
  .main-nav.open a:after{display:none}
  .main-nav.open a:hover{background:#f5f5f5}
  .header-phone{display:inline-flex;align-items:center;color:var(--ant-blue);font:600 12px/1 Consolas,monospace;white-space:nowrap;transition:.2s}.header-phone:before{content:"☎";margin-right:5px;font-family:Arial,sans-serif;font-size:12px}.header-phone:hover{color:var(--ant-blue-hover)}
.header-actions{display:none}
  .menu-button{display:flex}
  .container{width:calc(100% - 32px)}
  .hero{padding:54px 0 64px}
  .hero:before{width:3px}
  .hero h1{font-size:43px}
  .hero-product{padding-bottom:120px}
  .window-card>img{height:auto;min-height:250px}
  .demo-card{left:14px;right:14px;grid-template-columns:1fr;bottom:0}
  .facts-grid{grid-template-columns:1fr 1fr}
  .facts-grid div:nth-child(3){border-left:1px solid var(--ant-border-light)}
  .section{padding:72px 0}
  .section-heading.split{display:block}
  .section-heading.split p{margin-top:18px}
  .feature-panel{padding:30px 22px}
  .gallery-grid{grid-template-columns:1fr 1fr}
  .gallery-item.wide{grid-column:span 2}
  .hardware-card{grid-template-columns:1fr;grid-template-rows:300px auto}
  .case-card{grid-template-columns:1fr}
  .case-index{border-right:0;border-bottom:1px solid var(--ant-border-light)}
  .ant-steps{grid-template-columns:1fr}
  .ant-steps article{display:grid;grid-template-columns:45px 1fr;padding:0 0 20px}
  .ant-steps article:before{left:14px;right:auto;top:30px;bottom:0;width:1px;height:auto}
  .ant-steps article>div{padding:0}
  .download-grid{grid-template-columns:1fr;gap:44px}
  .qr-card{width:270px}
  .footer-top{grid-template-columns:1fr;gap:25px}
}
@media(max-width:560px){
  .brand small{max-width:215px;overflow:hidden;text-overflow:ellipsis}
  .hero h1{font-size:36px}
  .hero-lead{font-size:14px}
  .hero-assurance{display:grid;gap:9px}
  .hero-product{padding-bottom:170px}
  .window-head b{max-width:160px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .window-card>img{min-height:220px}
  .demo-contact{display:flex;align-items:center;gap:10px;margin-top:10px;color:#8c8c8c;font-size:11px}.demo-contact a{color:var(--ant-blue);font:600 13px/1 Consolas,monospace;letter-spacing:.03em}.demo-contact a:hover{color:var(--ant-blue-hover)}
.demo-card dl{width:100%}
  .facts-grid{grid-template-columns:1fr}
  .facts-grid div,.facts-grid div:nth-child(3){border-left:1px solid var(--ant-border-light);border-bottom:1px solid var(--ant-border-light)}
  .role-grid{grid-template-columns:1fr}
  .ant-card>p{min-height:0}
  .feature-list{grid-template-columns:1fr}
  .feature-panel{padding:24px 16px}
  .feature-copy h3{font-size:23px}
  .feature-image img{height:250px}
  .gallery-grid{grid-template-columns:1fr}
  .gallery-item.wide{grid-column:auto}
  .gallery-item img,.gallery-item.mobile img{height:280px}
  .hardware-card{grid-template-rows:240px auto}
  .hardware-content{padding:24px 20px}
  .hardware-content ul{grid-template-columns:1fr}
  .compare-head{display:block}
  .compare-head span{display:block;margin-top:7px;line-height:1.6}
  .case-main{padding:24px 20px}
  .download-copy h2{font-size:30px}
  .login-strip{display:grid}
  .login-strip>div{min-width:0}
  .download-actions{display:grid}
  .qr-card{width:100%}
  .footer-bottom{gap:15px;flex-direction:column}
  .image-modal{padding:18px}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}

/* 2026 product detail expansion */
.demo-card dl div{grid-template-columns:64px 1fr 42px}
.login-strip{flex-wrap:wrap}
.login-strip>div{min-width:188px;flex:1}

.highlight-section{position:relative;overflow:hidden;background:linear-gradient(180deg,#fff 0%,#f4f8ff 100%)}
.highlight-section:before{content:"";position:absolute;right:-12vw;top:40px;width:36vw;height:36vw;border-radius:50%;background:radial-gradient(circle,rgba(22,119,255,.11),rgba(22,119,255,0) 70%);pointer-events:none}
.highlight-grid{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.highlight-card{position:relative;min-height:260px;padding:27px 25px 24px;overflow:hidden;border:1px solid #d6e4ff;border-radius:10px;background:rgba(255,255,255,.92);box-shadow:0 8px 24px rgba(31,35,41,.045);transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease}
.highlight-card:after{content:"";position:absolute;left:0;top:0;width:3px;height:0;background:#1677ff;transition:height .28s ease}
.highlight-card:hover{transform:translateY(-6px);border-color:#91caff;box-shadow:0 18px 38px rgba(22,119,255,.11)}
.highlight-card:hover:after{height:100%}
.highlight-card em{display:block;color:#91caff;font:700 12px/1 Consolas,monospace;letter-spacing:.08em}
.highlight-card h3{margin:27px 0 13px;font-size:18px;line-height:1.5}
.highlight-card p{margin:0;color:#595959;font-size:12px;line-height:1.85}
.highlight-card>span{display:inline-flex;margin-top:20px;padding:4px 9px;border-radius:4px;background:#e6f4ff;color:#0958d9;font-size:10px;font-weight:600}

.workflow-eight{grid-template-columns:repeat(4,1fr)}
.workflow-eight li{min-height:186px}
.workflow-eight li:nth-child(4n){border-right:0}
.workflow-eight li:nth-child(-n+4){border-bottom:1px solid rgba(255,255,255,.13)}
.workflow-eight li:nth-child(4):after{content:"↓";right:calc(50% - 12px);top:auto;bottom:-12px}
.workflow-eight li:last-child:after{display:none}

.ai-section{position:relative;overflow:hidden;background:linear-gradient(135deg,#f0f7ff 0%,#fff 48%,#f4fbff 100%)}
.ai-section:before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(22,119,255,.12) 1px,transparent 1px);background-size:26px 26px;mask-image:linear-gradient(90deg,#000,transparent 68%);opacity:.45;pointer-events:none}
.ai-grid{position:relative;display:grid;grid-template-columns:minmax(0,.9fr) minmax(520px,1.1fr);gap:76px;align-items:center}
.ai-kicker{display:block;color:#1677ff;font-size:13px;font-weight:700;letter-spacing:.1em}
.ai-copy h2{max-width:590px;margin:15px 0 19px;font-size:40px;line-height:1.35}
.ai-copy>p{margin:0;color:#595959;font-size:14px;line-height:1.95}
.ai-prompt-list{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:27px}
.ai-prompt{padding:12px 14px;border:1px solid #d6e4ff;border-radius:7px;background:#fff;color:#434343;text-align:left;font:12px/1.65 inherit;cursor:pointer;transition:.2s}
.ai-prompt:before{content:"↗";margin-right:8px;color:#1677ff;font-weight:700}
.ai-prompt:hover{border-color:#69b1ff;color:#0958d9;box-shadow:0 7px 18px rgba(22,119,255,.08);transform:translateY(-1px)}
.ai-boundary{margin-top:18px;padding:16px 18px;border-left:3px solid #1677ff;background:#fff;box-shadow:0 8px 24px rgba(31,35,41,.05)}
.ai-boundary b,.ai-boundary span{display:block}
.ai-boundary b{font-size:12px}
.ai-boundary span{margin-top:6px;color:#737373;font-size:11px;line-height:1.8}
.ai-console{position:relative;overflow:hidden;border:1px solid #c6dcff;border-radius:14px;background:#fff;box-shadow:0 28px 65px rgba(22,119,255,.16);transform-style:preserve-3d}
.ai-console:after{content:"";position:absolute;left:0;right:0;top:-2px;height:2px;background:linear-gradient(90deg,transparent,#1677ff,#36cfc9,transparent);transform:translateX(-100%);animation:aiScan 4s ease-in-out infinite}
.ai-console-head{height:57px;padding:0 20px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #edf2f7;background:#fbfdff}
.ai-console-head span{font-size:13px;font-weight:700}
.ai-console-head i{display:inline-block;width:8px;height:8px;margin-right:8px;border-radius:50%;background:#52c41a;box-shadow:0 0 0 4px #f6ffed}
.ai-console-head em{padding:4px 8px;border-radius:4px;background:#f6ffed;color:#389e0d;font-size:10px;font-style:normal}
.ai-message{max-width:85%;margin:24px;padding:14px 17px;border-radius:10px;font-size:12px;line-height:1.75}
.ai-message.user{margin-left:auto;background:#1677ff;color:#fff;border-bottom-right-radius:3px}
.ai-message.assistant{position:relative;margin-right:auto;border:1px solid #e6edf7;background:#f8fbff;border-bottom-left-radius:3px}
.ai-message.assistant b{display:block;margin-bottom:11px;font-size:13px}
.ai-message.assistant ol{display:grid;gap:8px;margin:0;padding:0;list-style:none}
.ai-message.assistant li{display:flex;gap:9px;align-items:center;color:#595959}
.ai-message.assistant li span{min-width:58px;padding:2px 6px;border-radius:3px;background:#e6f4ff;color:#0958d9;font-size:9px;text-align:center}
.ai-message.assistant small{display:block;margin-top:13px;padding-top:11px;border-top:1px solid #e6edf7;color:#8c8c8c}
.ai-console-foot{height:58px;margin:0 20px 20px;padding:0 9px 0 15px;display:flex;align-items:center;justify-content:space-between;border:1px solid #d9d9d9;border-radius:8px;background:#fff;color:#bfbfbf;font-size:11px}
.ai-console-foot b{padding:7px 13px;border-radius:5px;background:#1677ff;color:#fff;font-size:10px}
.ai-console.is-answering .ai-message.assistant{animation:answerIn .48s ease both}
.ai-capability-grid{position:relative;margin-top:58px;display:grid;grid-template-columns:repeat(3,1fr);gap:15px}
.ai-capability-grid article{padding:22px 23px;border:1px solid #d6e4ff;border-radius:8px;background:rgba(255,255,255,.9)}
.ai-capability-grid b{display:block;font-size:15px}
.ai-capability-grid p{margin:9px 0 0;color:#737373;font-size:11px;line-height:1.75}
@keyframes aiScan{0%,18%{transform:translateX(-100%)}62%,100%{transform:translateX(100%)}}
@keyframes answerIn{from{opacity:.25;transform:translateY(7px)}to{opacity:1;transform:none}}

.module-section{background:#fff}
.module-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}
.module-card{position:relative;min-height:225px;padding:24px 23px;border:1px solid var(--ant-border-light);border-radius:8px;background:#fff;transition:.23s}
.module-card:hover{border-color:#91caff;box-shadow:0 13px 30px rgba(22,119,255,.085);transform:translateY(-4px)}
.module-card>span{position:absolute;right:18px;top:17px;color:#d6e4ff;font:700 22px/1 Consolas,monospace}
.module-card h3{margin:3px 0 19px;padding-right:32px;font-size:17px}
.module-card ul{display:grid;gap:9px;margin:0;padding:0;list-style:none}
.module-card li{position:relative;padding-left:14px;color:#595959;font-size:11px;line-height:1.55}
.module-card li:before{content:"";position:absolute;left:0;top:6px;width:5px;height:5px;border-radius:50%;background:#1677ff}

@media(min-width:1600px){
  .highlight-card{min-height:278px;padding:31px 28px}
  .ai-grid{gap:110px}
  .ai-console{transform:perspective(1200px) rotateY(-2deg)}
  .module-card{min-height:238px;padding:28px}
}
@media(max-width:1100px){
  .highlight-grid{grid-template-columns:repeat(2,1fr)}
  .workflow-eight{grid-template-columns:1fr}
  .workflow-eight li{min-height:0;border-right:0!important;border-bottom:1px solid rgba(255,255,255,.13)!important}
  .workflow-eight li:not(:last-child):after{content:"↓";left:28px;right:auto;top:auto;bottom:-12px}
  .workflow-eight li:last-child{border-bottom:0!important}
  .ai-grid{grid-template-columns:1fr;gap:46px}
  .ai-console{width:min(780px,100%);margin:0 auto}
  .module-grid{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:840px){
  .highlight-grid{grid-template-columns:1fr 1fr}
  .highlight-card{min-height:235px}
  .ai-copy h2{font-size:34px}
  .ai-capability-grid{grid-template-columns:1fr 1fr}
  .module-grid{grid-template-columns:1fr 1fr}
  .login-strip>div{min-width:calc(50% - 8px)}
}
@media(max-width:560px){
  .demo-card dl div{grid-template-columns:62px 1fr 38px}
  .highlight-grid,.ai-prompt-list,.ai-capability-grid,.module-grid{grid-template-columns:1fr}
  .highlight-card{min-height:0}
  .ai-copy h2{font-size:29px}
  .ai-grid{gap:34px}
  .ai-message{max-width:92%;margin:17px}
  .ai-console-foot{margin:0 14px 14px}
  .login-strip>div{min-width:100%}
}