/* ============================================================
   theme65 — 智能家居/IoT
   极简白 + 科技蓝绿#00a8a0 + 靛蓝#5c6bc0 + 14px现代圆角
   Inter字体 + 产品评分标签 + FAB浮动按钮 + 搜索Hero
   ============================================================ */
:root{
    --color-primary:#00a8a0;--color-primary-dark:#007c75;--color-primary-light:#e6f7f6;
    --color-accent:#5c6bc0;--color-text:#334155;--color-text-dark:#1e293b;--color-text-muted:#64748b;--color-text-light:#94a3b8;
    --color-bg:#fafbfc;--color-bg-card:#fff;--color-bg-card-alt:#f1f5f9;
    --color-border:#e2e8f0;--color-border-focus:#00a8a0;--radius:14px;
    --font-body:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
    --font-heading:"PingFang SC","Microsoft YaHei",-apple-system,sans-serif;
    --shadow-sm:0 1px 3px rgba(0,0,0,.04);--shadow-md:0 4px 16px rgba(0,0,0,.06);
}
*,*::before,*::after{box-sizing:border-box;}
body{margin:0;padding:0;font-family:var(--font-body);font-size:14px;line-height:1.7;color:var(--color-text);background:var(--color-bg);}
a{color:var(--color-primary);text-decoration:none;}a:hover{color:var(--color-primary-dark);}
img{max-width:100%;height:auto;}ul,ol{list-style:none;padding:0;margin:0;}
h1,h2,h3,h4,h5,h6{font-weight:700;color:var(--color-text-dark);font-family:var(--font-heading);}
.container{max-width:1200px;}

.skip-link{position:absolute;top:-50px;left:8px;z-index:9999;padding:10px 18px;background:var(--color-primary);color:#fff!important;font-size:13px;font-weight:600;transition:top .2s;border-radius:50px;}
.skip-link:focus{top:0;outline:2px solid #fff;}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px;border-radius:14px;}

.site-header{background:var(--color-bg-card);border-bottom:1px solid var(--color-border);position:sticky;top:0;z-index:1000;}
.header-main .container{display:flex;align-items:center;justify-content:space-between;padding:12px 15px;}
.iot-logo{display:block;font-family:var(--font-heading);font-size:22px;font-weight:800;color:var(--color-primary);letter-spacing:-.02em;}.iot-logo::before{content:'';display:inline-block;width:8px;height:8px;background:var(--color-primary);border-radius:50%;margin-right:8px;vertical-align:middle;}
.iot-tagline{display:block;font-size:11px;color:var(--color-text-muted);margin-top:2px;letter-spacing:.04em;font-weight:500;}
.mobile-toggle{background:none;border:1px solid var(--color-border);padding:8px 10px;border-radius:10px;}
.mobile-toggle .icon-bar{display:block;width:22px;height:2px;background:var(--color-primary);margin-top:4px;}
.mobile-toggle .icon-bar:first-child{margin-top:0;}
.main-nav{background:var(--color-bg-card);border-bottom:1px solid var(--color-border);}.main-nav .container{display:flex;align-items:center;justify-content:space-between;}
.main-menu{display:flex;flex-wrap:wrap;}
.main-menu>li>a{display:block;padding:13px 24px;color:var(--color-text);font-size:14px;font-weight:600;transition:color .2s;}.main-menu>li>a:hover,.main-menu>li.active>a{color:var(--color-primary);}.main-menu .dropdown{position:relative;}.main-menu .dropdown-menu{display:none;position:absolute;top:100%;left:0;z-index:999;min-width:190px;max-height:360px;overflow-y:auto;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:12px;box-shadow:var(--shadow-md);padding:8px 0;list-style:none;margin:0;}.main-menu .dropdown:hover .dropdown-menu{display:block;}.main-menu .dropdown-menu>li>a{display:block;padding:9px 20px;color:var(--color-text);font-size:14px;white-space:nowrap;transition:color .2s;}.main-menu .dropdown-menu>li>a:hover{color:var(--color-primary);}.main-menu .caret{margin-left:4px;}
.nav-search-btn{color:var(--color-text-muted);font-size:16px;padding:8px;}.nav-search-btn:hover{color:var(--color-primary);}

.site-footer{background:var(--color-text-dark);color:var(--color-text-light);padding:40px 0 20px;margin-top:50px;text-align:center;}
.footer-main{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:32px;padding-bottom:24px;border-bottom:1px solid rgba(255,255,255,.08);margin-bottom:18px;text-align:left;}.footer-brand{flex:1.4 1 240px;min-width:220px;}.site-footer .site-logo-text{display:block;color:#fff;font-size:18px;font-weight:800;margin-bottom:10px;}.footer-brand p{font-size:13px;line-height:1.8;margin:0;color:var(--color-text-light);}.footer-col{flex:1 1 160px;min-width:150px;}.footer-col b{display:block;color:#fff;font-size:13px;font-weight:700;margin-bottom:12px;}.footer-col a{display:block;color:var(--color-text-light);font-size:13px;padding:4px 0;}.footer-col a:hover{color:var(--color-primary);}.footer-col p{font-size:12px;color:var(--color-text-light);line-height:1.7;margin:0;}@media(max-width:767px){.footer-main{flex-direction:column;gap:24px;}}
.footer-friend-links{margin-bottom:12px;}.footer-friend-links a{color:var(--color-text-light);font-size:12px;padding:0 12px;}.footer-friend-links a:hover{color:var(--color-primary);}
.footer-nav{margin-bottom:10px;}.footer-nav a{color:#cbd5e1;font-size:13px;font-weight:600;padding:0 14px;}.footer-nav a:hover{color:#fff;}
.footer-copyright{color:var(--color-text-light);font-size:11px;}.footer-copyright a{color:var(--color-text-light);margin-left:8px;}

#floatbtn{position:fixed;right:16px;bottom:80px;z-index:999;display:flex;flex-direction:column;gap:10px;}
#back-to-top{display:none;width:42px;height:42px;align-items:center;justify-content:center;background:var(--color-bg-card);color:var(--color-primary);font-size:15px;border-radius:50%;box-shadow:var(--shadow-md);border:1px solid var(--color-border);line-height:1;padding:0}#back-to-top i{display:flex;align-items:center;justify-content:center;width:100%;height:100%;line-height:1}#back-to-top.show{display:flex;}
.float-fab{display:flex;align-items:center;justify-content:center;width:48px;height:48px;background:var(--color-primary);color:#fff!important;font-size:18px;border-radius:50%;box-shadow:0 4px 16px rgba(0,168,160,.35);transition:transform .2s,box-shadow .2s;}.float-fab:hover{transform:scale(1.05);box-shadow:0 6px 20px rgba(0,168,160,.45);}

.hero-section{background:linear-gradient(135deg,#e6f7f6,#eef0fb);position:relative;overflow:hidden;}
.hero-frame{position:relative;}.hero-slider .swiper-slide{position:relative;}.hero-slide-img{height:360px;}.hero-slide-img img{width:100%;height:100%;object-fit:cover;opacity:.25;}
.hero-overlay{position:absolute;top:0;left:0;right:0;bottom:0;display:flex;align-items:center;justify-content:center;}
.hero-content{text-align:center;padding:0 15px;max-width:600px;}.hero-title{font-size:40px;font-weight:800;color:var(--color-text-dark);margin:0 0 10px;letter-spacing:-.03em;}.hero-subtitle{font-size:15px;color:var(--color-text-muted);margin:0 0 24px;}
.hero-search{}.hero-search input{width:100%;max-width:460px;padding:14px 24px;border:2px solid var(--color-border);border-radius:50px;font-size:15px;font-family:var(--font-body);background:var(--color-bg-card);color:var(--color-text);outline:none;transition:border-color .3s,box-shadow .3s;}.hero-search input:focus{border-color:var(--color-primary);box-shadow:0 0 0 4px var(--color-primary-light);}

.main-section{padding:32px 0;}.iot-block{margin-bottom:40px;}
.iot-block-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:16px;padding-bottom:10px;border-bottom:2px solid var(--color-border);}
.iot-section-title{font-size:20px;font-weight:800;color:var(--color-text-dark);margin:0;letter-spacing:-.02em;}
.iot-more{font-size:13px;color:var(--color-text-muted);font-weight:600;}.iot-more:hover{color:var(--color-primary);}

.device-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.device-card{display:block;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:14px;overflow:hidden;transition:box-shadow .3s,transform .3s;}.device-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);}
.device-cover{height:200px;overflow:hidden;position:relative;}.device-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.device-card:hover .device-cover img{transform:scale(1.04);}
.device-score{position:absolute;top:10px;right:10px;display:inline-block;padding:3px 10px;background:var(--color-primary);color:#fff;font-size:12px;font-weight:700;border-radius:50px;}
.device-body{padding:14px 16px;}.device-title{font-size:16px;font-weight:700;margin:0 0 6px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}.device-intro{font-size:12px;color:var(--color-text-muted);margin:0 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.device-tags{display:flex;gap:6px;}.device-tags span{display:inline-block;padding:2px 10px;background:var(--color-bg-card-alt);color:var(--color-text-muted);font-size:11px;font-weight:600;border-radius:50px;}

.iot-list{}.iot-item{display:flex;gap:18px;padding:14px 0;border-bottom:1px solid var(--color-border);align-items:flex-start;}
.iot-item-cover{flex-shrink:0;width:180px;height:110px;overflow:hidden;border-radius:10px;}.iot-item-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s;}
.iot-item:hover .iot-item-cover img{transform:scale(1.04);}
.iot-item-text{flex:1;min-width:0;}.iot-item-title{font-size:16px;font-weight:700;color:var(--color-text-dark);display:block;margin-bottom:6px;}.iot-item-title:hover{color:var(--color-primary);}
.iot-item-intro{font-size:13px;color:var(--color-text-muted);margin:0 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.iot-item-meta{display:flex;gap:12px;font-size:12px;color:var(--color-text-light);}
.iot-item-compact{display:flex;align-items:center;gap:14px;padding:10px 0;}
.iot-date{flex-shrink:0;font-size:13px;color:var(--color-primary);font-weight:700;min-width:44px;text-align:center;background:var(--color-primary-light);padding:3px 8px;border-radius:8px;}

.page-banner{background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));padding:40px 0;text-align:center;}
.page-banner-title{font-size:30px;font-weight:800;color:#fff;margin:0 0 10px;letter-spacing:-.02em;}
.breadcrumb-inline{font-size:13px;color:rgba(255,255,255,.75);}.breadcrumb-inline a{color:rgba(255,255,255,.75);}.breadcrumb-inline a:hover{color:#fff;}.breadcrumb-inline .fa-angle-right{margin:0 10px;}
.page-container{padding:24px 15px;}.breadcrumb-box{font-size:13px;color:var(--color-text-muted);margin-bottom:18px;}.breadcrumb-box a{color:var(--color-text-muted);}.breadcrumb-box .fa-angle-right{margin:0 10px;}
.channel-block{margin-bottom:34px;}

.article-card{display:flex;gap:0;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:14px;margin-bottom:14px;overflow:hidden;transition:box-shadow .3s;}.article-card:hover{box-shadow:var(--shadow-md);}.article-cover{flex-shrink:0;width:240px;height:170px;overflow:hidden;}.article-cover img{width:100%;height:100%;object-fit:cover;}
.article-body{flex:1;min-width:0;padding:22px 24px;}.article-title{font-size:18px;font-weight:700;margin:0 0 8px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}.article-intro{font-size:13px;color:var(--color-text-muted);margin:0 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.article-meta{display:flex;align-items:center;gap:12px;font-size:12px;color:var(--color-text-light);}
.meta-cat{display:inline-block;padding:3px 12px;background:var(--color-accent);color:#fff;font-size:11px;font-weight:600;border-radius:50px;}

.list-toolbar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;margin-bottom:14px;padding:10px 18px;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:14px;}
.toolbar-title{font-size:14px;font-weight:700;}.toolbar-order{display:flex;gap:4px;}.toolbar-order a{padding:6px 16px;font-size:12px;font-weight:600;color:var(--color-text-muted);border-radius:50px;border:2px solid transparent;}.toolbar-order a.active,.toolbar-order a:hover{color:var(--color-primary);border-color:var(--color-primary);}

.images-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;}
.image-tile{display:block;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:14px;overflow:hidden;transition:box-shadow .3s;}.image-tile:hover{box-shadow:var(--shadow-md);}.image-tile-cover{height:180px;overflow:hidden;}.image-tile-cover img{width:100%;height:100%;object-fit:cover;}.image-tile-body{padding:10px 14px;text-align:center;}.image-tile-title{font-size:13px;font-weight:600;margin:0 0 4px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}.image-tile-view{font-size:11px;color:var(--color-text-light);}

.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.product-card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:14px;overflow:hidden;transition:box-shadow .3s,transform .3s;}.product-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);}.product-cover{display:block;height:210px;overflow:hidden;}.product-cover img{width:100%;height:100%;object-fit:cover;}
.product-body{padding:16px 18px;text-align:center;}.product-title{font-size:16px;font-weight:700;margin:0 0 10px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}
.product-meta{display:flex;align-items:center;justify-content:center;}
.product-btn{display:inline-block;padding:8px 26px;background:var(--color-primary);color:#fff!important;font-size:13px;font-weight:600;border-radius:50px;}.product-btn:hover{background:var(--color-primary-dark);}

.article-detail{padding:28px;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:14px;margin-bottom:24px;}
.article-detail-head{margin-bottom:20px;padding-bottom:14px;border-bottom:2px solid var(--color-border);}
.article-detail-title{font-size:26px;font-weight:800;margin:0 0 14px;line-height:1.4;letter-spacing:-.02em;}
.article-detail-meta{display:flex;align-items:center;gap:14px;font-size:13px;color:var(--color-text-light);}
.detail-cat{display:inline-block;padding:3px 14px;background:var(--color-accent);color:#fff;font-size:12px;font-weight:600;border-radius:50px;}
.article-detail-content{font-size:15px;line-height:2;color:var(--color-text);}.article-detail-content img{max-width:100%;margin:16px 0;border-radius:10px;}

.article-summary{margin:24px 0;padding:18px 22px;background:var(--color-primary-light);border-radius:14px;}
.article-summary-head{display:flex;align-items:center;gap:8px;margin-bottom:8px;}.summary-deco{color:var(--color-primary);font-size:16px;}.article-summary-title{font-size:16px;margin:0;font-weight:700;}.article-summary-text{font-size:14px;line-height:1.8;margin:0 0 8px;}
.article-summary-cite{display:flex;flex-wrap:wrap;align-items:center;gap:6px;padding-top:8px;border-top:1px dashed var(--color-border);font-size:12px;}.cite-text{flex:1;min-width:0;font-family:Menlo,monospace;background:var(--color-bg-card);padding:4px 10px;border-radius:8px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

.share-action-bar{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:14px 0;margin:24px 0 0;border-top:2px solid var(--color-border);}
.share-label{font-size:13px;color:var(--color-text-muted);font-weight:600;}
.share-btn{display:inline-block;padding:6px 18px;border:1px solid var(--color-border);font-size:12px;font-weight:600;color:var(--color-text-muted);cursor:pointer;background:var(--color-bg-card);border-radius:50px;}.share-btn:hover{border-color:var(--color-primary);color:var(--color-primary);}

.article-detail-nav{display:flex;justify-content:space-between;gap:14px;}.detail-nav-item{flex:1;min-width:0;padding:14px 18px;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:14px;}.detail-nav-item:hover{border-color:var(--color-primary);}.detail-nav-label{display:block;font-size:12px;color:var(--color-primary);margin-bottom:4px;font-weight:600;}.detail-nav-title{display:block;font-size:14px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}.detail-nav-next{text-align:right;}

.related-section{margin-top:28px;}.related-title{font-size:20px;font-weight:800;margin:0 0 16px;}.related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;}
.related-card{display:block;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:14px;overflow:hidden;transition:box-shadow .3s;}.related-card:hover{box-shadow:var(--shadow-md);}.related-cover{height:130px;overflow:hidden;}.related-cover img{width:100%;height:100%;object-fit:cover;}.related-body{padding:12px 14px;text-align:center;}.related-body h4{font-size:14px;font-weight:700;margin:0 0 4px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}.related-body span{font-size:11px;color:var(--color-text-light);}

.single-main{padding:28px;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:14px;}.single-content{font-size:15px;line-height:2;color:var(--color-text);}
.subnav{margin-bottom:22px;}.subnav ul{display:flex;flex-wrap:wrap;gap:8px;}.subnav li a{display:block;padding:8px 20px;background:var(--color-bg-card-alt);border:2px solid transparent;font-size:13px;font-weight:600;color:var(--color-text-muted);border-radius:50px;}.subnav li.active a,.subnav li a:hover{border-color:var(--color-primary);color:var(--color-primary);background:var(--color-bg-card);}

.widget{margin-bottom:20px;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:14px;overflow:hidden;}.widget-head{padding:12px 18px;border-bottom:2px solid var(--color-border);}.widget-title{font-size:15px;font-weight:700;color:var(--color-text-dark);margin:0;}.widget-body{padding:12px 18px;}.widget-ad{background:transparent;border:none;}

.rank-item{display:flex;align-items:center;padding:8px 0;border-bottom:1px solid var(--color-border);}.rank-item:last-child{border-bottom:none;}.rank-num{flex-shrink:0;width:24px;height:24px;line-height:24px;text-align:center;font-size:11px;font-weight:700;color:var(--color-text-muted);background:var(--color-bg-card-alt);margin-right:10px;border-radius:50%;}.rank-num.rank-top{background:var(--color-primary);color:#fff;}.rank-title{flex:1;min-width:0;font-size:13px;color:var(--color-text);overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}.rank-title:hover{color:var(--color-primary);}

.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;}.tag-item{display:inline-block;padding:6px 16px;background:var(--color-bg-card-alt);border:2px solid transparent;font-size:13px;font-weight:600;color:var(--color-text-muted);border-radius:50px;}.tag-item:hover{border-color:var(--color-primary);color:var(--color-primary);background:var(--color-bg-card);}

.contact-form-wrap{margin-top:28px;padding-top:22px;border-top:2px solid var(--color-border);}.contact-form-title{font-size:20px;font-weight:800;margin:0 0 18px;}
.form-row{display:flex;gap:14px;margin-bottom:14px;}.form-row label{flex:1;min-width:0;display:flex;align-items:center;gap:8px;}.form-row label span{flex-shrink:0;font-size:13px;color:var(--color-text-muted);font-weight:600;}
.form-message .inp{flex:1;min-width:0;padding:10px 16px;background:var(--color-bg-card);border:2px solid var(--color-border);color:var(--color-text);font-size:14px;font-family:var(--font-body);border-radius:14px;}.form-message .inp:focus{border-color:var(--color-primary);outline:none;}
.form-message .mes{display:flex;align-items:flex-start;gap:8px;margin-bottom:14px;}.form-message .mes span{flex-shrink:0;font-size:13px;color:var(--color-text-muted);padding-top:10px;font-weight:600;}
.form-message textarea{flex:1;min-width:0;height:130px;padding:10px 16px;resize:vertical;background:var(--color-bg-card);border:2px solid var(--color-border);color:var(--color-text);font-size:14px;font-family:var(--font-body);border-radius:14px;}.form-message textarea:focus{border-color:var(--color-primary);outline:none;}
.msgbtn-box{display:flex;gap:12px;}.btn-contact{padding:12px 32px;background:var(--color-primary);color:#fff;border:none;font-size:14px;font-weight:600;cursor:pointer;border-radius:50px;}.btn-contact:hover{background:var(--color-primary-dark);}.btn-contact-reset{padding:12px 24px;background:transparent;color:var(--color-text-muted);border:2px solid var(--color-border);font-size:14px;font-weight:600;cursor:pointer;border-radius:50px;}.btn-contact-reset:hover{border-color:var(--color-primary);color:var(--color-primary);}

.product-detail-main{padding:28px;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:14px;margin-bottom:20px;}.product-detail-title{font-size:24px;font-weight:800;margin:0 0 14px;}
.product-actions{margin-top:16px;}.product-actions button{padding:13px 32px;background:var(--color-primary);color:#fff;border:none;font-size:14px;font-weight:600;cursor:pointer;border-radius:50px;}.product-actions button:hover{background:var(--color-primary-dark);}
.product-detail-content{margin-top:28px;}.product-detail-content .nav-tabs{border-bottom:2px solid var(--color-border);margin-bottom:16px;}.product-detail-content .nav-tabs>li.active>a{color:var(--color-primary);border-bottom:2px solid var(--color-primary);font-weight:700;}
.product-detail-main .share-action-bar{margin-top:18px;}

.pc-slide .view .swiper-slide{text-align:center;}.pc-slide .view .swiper-slide img{max-height:380px;object-fit:contain;}.pc-slide .preview{position:relative;margin-top:8px;padding:0 28px;}.pc-slide .preview .swiper-slide{opacity:.4;cursor:pointer;}.pc-slide .preview .swiper-slide.active-nav{opacity:1;}.pc-slide .arrow-left,.pc-slide .arrow-right{position:absolute;top:50%;transform:translateY(-50%);z-index:5;width:28px;height:28px;line-height:28px;text-align:center;background:var(--color-bg-card);border:1px solid var(--color-border);color:var(--color-primary);font-size:12px;cursor:pointer;border-radius:50%;}.pc-slide .arrow-left{left:0;}.pc-slide .arrow-right{right:0;}

.tips-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.tips-card{background:var(--color-bg-card);border:2px solid var(--color-border);border-radius:14px;padding:24px 16px;text-align:center}.tips-icon{font-size:28px;display:block;margin-bottom:10px}.tips-card h4{font-size:15px;font-weight:700;margin:0 0 6px}.tips-card p{font-size:12px;color:var(--color-text-muted);margin:0}
.eco-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.eco-card{background:var(--color-bg-card);border:2px solid var(--color-border);border-radius:14px;padding:24px 16px;text-align:center;transition:all .2s}.eco-card:hover{border-color:var(--color-primary)}.eco-icon{font-size:28px;display:block;margin-bottom:10px}.eco-card h4{font-size:15px;font-weight:700;margin:0 0 6px}.eco-card p{font-size:12px;color:var(--color-text-muted);margin:0}
.iot-cta{background:var(--color-primary-light);border:2px solid var(--color-primary);border-radius:14px;padding:28px 32px;margin-bottom:44px}.iot-cta-content{display:flex;align-items:center;gap:20px;flex-wrap:wrap}.iot-cta-icon{font-size:36px;flex-shrink:0}.iot-cta-text{flex:1;min-width:0}.iot-cta-text h3{font-size:20px;font-weight:700;margin:0 0 6px}.iot-cta-text p{font-size:14px;color:var(--color-text-muted);margin:0}.iot-cta-btn{flex-shrink:0;display:inline-block;padding:14px 32px;background:var(--color-primary);color:#fff!important;font-size:14px;font-weight:700;border-radius:50px}
.pagination-box{text-align:center;margin-top:24px;}.pagination{display:inline-flex;list-style:none;padding:0;margin:0;gap:4px;}.pagination li a,.pagination li span{display:inline-block;min-width:38px;height:38px;line-height:36px;padding:0 12px;border:2px solid var(--color-border);background:var(--color-bg-card);text-align:center;font-size:12px;font-weight:600;color:var(--color-text-muted);border-radius:50%;}.pagination li a:hover{border-color:var(--color-primary);color:var(--color-primary);}.pagination .active a,.pagination .active span{background:var(--color-primary);color:#fff;border-color:var(--color-primary);}

@media(max-width:1199px){.device-grid{grid-template-columns:repeat(2,1fr);}.product-grid{grid-template-columns:repeat(3,1fr);}.images-grid{grid-template-columns:repeat(3,1fr);}.related-grid{grid-template-columns:repeat(3,1fr);}}
@media(max-width:991px){.hero-title{font-size:32px;}.hero-slide-img{height:260px;}.product-grid{grid-template-columns:repeat(2,1fr);}.images-grid{grid-template-columns:repeat(2,1fr);}.related-grid{grid-template-columns:repeat(2,1fr);}.article-card{flex-direction:column;}.article-cover{width:100%;height:180px;}.article-body{padding:18px;}.form-row{flex-direction:column;}}
@media(max-width:767px){.hero-title{font-size:26px;}.hero-slide-img{height:200px;}.device-grid{grid-template-columns:1fr;}.product-grid{grid-template-columns:1fr;}.images-grid{grid-template-columns:1fr;}.related-grid{grid-template-columns:1fr;}.iot-item{flex-direction:column;}.iot-item-cover{width:100%;height:140px;}.main-menu{flex-direction:column;}.main-menu>li>a{padding:10px 18px;text-align:center;}}