/* ============ 基础与变量 ============ */
:root{
  --blue-500:#2E86FF;
  --blue-600:#1769E6;
  --blue-700:#0E5FD8;
  --blue-800:#0B48A6;
  --blue-900:#08306E;
  --sky-50:#F3F8FF;
  --sky-100:#E4EFFC;
  --sky-200:#CFE2F8;
  --ink-900:#10233F;
  --ink-600:#4A5D7E;
  --ink-400:#8394B0;
  --line:#DCE7F5;
  --heat-500:#FF8A3D;
  --white:#FFFFFF;
  --radius:14px;
  --shadow-sm:0 2px 10px rgba(14,95,216,.08);
  --shadow-md:0 8px 24px rgba(14,95,216,.14);
  --shadow-lg:0 16px 40px rgba(8,48,110,.18);
  --font-body:'Noto Sans SC',system-ui,-apple-system,'PingFang SC','Microsoft YaHei',sans-serif;
  --font-num:'Barlow Condensed','Noto Sans SC',system-ui,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);color:var(--ink-900);background:var(--white);line-height:1.7;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,select,textarea{font-family:inherit;font-size:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
main{padding-top:108px}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ============ 通用组件 ============ */
.section{padding:72px 0}
.section--sky{background:var(--sky-50)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:36px}
.section-head .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--blue-700);letter-spacing:.12em}
.section-head .eyebrow::before{content:"";width:22px;height:3px;border-radius:2px;background:linear-gradient(90deg,var(--blue-600),var(--blue-500))}
.section-head h2{font-size:32px;font-weight:900;line-height:1.3;margin-top:6px;letter-spacing:.02em}
.section-head .sub{color:var(--ink-600);font-size:15px;margin-top:6px}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--blue-700);white-space:nowrap}
.link-more svg{transition:transform .25s}
.link-more:hover svg{transform:translateX(4px)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 26px;border-radius:999px;font-weight:700;font-size:15px;transition:all .25s;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,var(--blue-600),var(--blue-800));color:#fff;box-shadow:var(--shadow-sm)}
.btn-primary:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
.btn-ghost{border:2px solid rgba(255,255,255,.85);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.15)}
.btn-outline{border:2px solid var(--blue-700);color:var(--blue-700)}
.btn-outline:hover{background:var(--blue-700);color:#fff}
.btn-block{width:100%}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-400);padding:16px 0}
.breadcrumb a{color:var(--ink-600)}
.breadcrumb a:hover{color:var(--blue-700)}
.breadcrumb .sep{color:var(--line)}
.breadcrumb .cur{color:var(--blue-700);font-weight:700}

/* 页面头横幅 */
.page-hero{position:relative;color:#fff;padding:76px 0 64px;background:linear-gradient(120deg,var(--blue-900) 0%,var(--blue-800) 55%,var(--blue-600) 100%);overflow:hidden}
.page-hero::after{content:"";position:absolute;right:-120px;top:-80px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(46,134,255,.45),transparent 65%)}
.page-hero .container{position:relative;z-index:1}
.page-hero h1{font-size:38px;font-weight:900;letter-spacing:.03em}
.page-hero p{color:rgba(255,255,255,.82);font-size:16px;margin-top:10px;max-width:640px}

/* 卡片 */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);transition:transform .28s,box-shadow .28s}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:transparent}

/* 产品卡片 */
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.product-card{overflow:hidden;position:relative}
.product-card .thumb{aspect-ratio:1/1;background:var(--sky-50);overflow:hidden;position:relative}
.product-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s}
.product-card:hover .thumb img{transform:scale(1.06)}
.product-card .cover-title{position:absolute;left:0;right:0;bottom:0;z-index:1;padding:38px 14px 12px;background:linear-gradient(180deg,transparent,rgba(6,30,80,.72));color:#fff;font-size:16px;font-weight:800;line-height:1.4;letter-spacing:.02em}
.product-card .badge{position:absolute;top:14px;left:14px;z-index:2;background:linear-gradient(135deg,var(--blue-600),var(--blue-800));color:#fff;font-size:12px;font-weight:700;padding:4px 12px;border-radius:999px;letter-spacing:.06em}
.product-card .badge--heat{background:linear-gradient(135deg,#FF9A52,#FF6A2B)}
.product-card .info{padding:18px 20px 20px}
.product-card .info h3{font-size:17px;font-weight:700;line-height:1.4}
.product-card .info .model{font-size:12px;color:var(--ink-400);margin-top:4px}
.product-card .info .row{display:flex;align-items:center;justify-content:space-between;margin-top:12px}
.product-card .price{font-family:var(--font-num);font-weight:700;font-size:24px;color:var(--heat-500)}
.product-card .price small{font-family:var(--font-body);font-size:12px;font-weight:400;margin-right:2px}
.product-card .info .row a{font-size:13px;font-weight:700;color:var(--blue-700)}

/* 新闻卡片 */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{overflow:hidden;display:flex;flex-direction:column}
.news-card .thumb{aspect-ratio:16/9;overflow:hidden;background:var(--sky-100)}
.news-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s}
.news-card:hover .thumb img{transform:scale(1.06)}
.news-card .body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-card .meta{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--ink-400)}
.news-card .meta .cat{color:var(--blue-700);font-weight:700}
.news-card h3{font-size:16px;font-weight:700;line-height:1.5}
.news-card p{font-size:13px;color:var(--ink-600);line-height:1.7}
.news-card .more{margin-top:auto;font-size:13px;font-weight:700;color:var(--blue-700)}

/* 标签 */
.tag{display:inline-block;font-size:12px;font-weight:700;padding:3px 12px;border-radius:999px;background:var(--sky-100);color:var(--blue-800)}

/* ============ 顶部导航 ============ */
.site-header{position:fixed;top:0;left:0;right:0;z-index:100;background:#fff;box-shadow:0 1px 0 var(--line),0 4px 18px rgba(8,48,110,.06)}
.topbar{background:linear-gradient(90deg,var(--blue-900),var(--blue-800));color:rgba(255,255,255,.88);font-size:13px}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;min-height:38px}
.topbar-slogan{display:flex;align-items:center;gap:8px}
.topbar-slogan .phone-num{font-family:var(--font-num);font-weight:600;font-size:16px;letter-spacing:.04em;color:#fff}
.topbar-social{display:flex;align-items:center;gap:4px}
.topbar-social .social-item{position:relative;display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:8px;color:rgba(255,255,255,.88);transition:background .2s,color .2s}
.topbar-social .social-item:hover{background:rgba(255,255,255,.14);color:#fff}
.social-item svg{width:15px;height:15px}
/* 微信二维码弹层 */
.wechat-pop{position:absolute;top:calc(100% + 10px);left:50%;transform:translateX(-50%) translateY(6px);background:#fff;border-radius:12px;box-shadow:var(--shadow-lg);padding:14px;text-align:center;opacity:0;visibility:hidden;transition:all .22s;z-index:50;width:168px}
.social-item:hover .wechat-pop{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.wechat-pop .qr{width:138px;height:138px;border:1px solid var(--line);border-radius:8px;display:flex;align-items:center;justify-content:center;background:#fff}
.wechat-pop .txt{display:block;font-size:12px;color:var(--ink-600);margin-top:8px;line-height:1.5}
.wechat-pop::before{content:"";position:absolute;top:-8px;left:50%;transform:translateX(-50%);border:8px solid transparent;border-bottom-color:#fff}

.navbar-inner{display:flex;align-items:center;justify-content:space-between;min-height:70px;gap:24px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand .logo-img{height:46px;width:auto;display:block}
.brand .logo-img--sm{height:34px}
.brand .logo-mark{width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,var(--blue-500),var(--blue-800));display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-sm)}
.brand .logo-mark svg{width:24px;height:24px}
.brand-text{line-height:1.15}
.brand-text b{display:block;font-size:21px;font-weight:900;letter-spacing:.06em}
.brand-text small{display:block;font-family:var(--font-num);font-size:11px;letter-spacing:.32em;color:var(--blue-700);font-weight:600}
.main-nav{display:flex;align-items:center;gap:4px}
.main-nav a{padding:9px 16px;border-radius:999px;font-size:15px;font-weight:500;color:var(--ink-600);transition:all .2s}
.main-nav a:hover{color:var(--blue-700);background:var(--sky-100)}
.main-nav a.active{color:var(--blue-700);font-weight:700;background:var(--sky-100)}
.navbar-actions{display:flex;align-items:center;gap:12px}
.hamburger{display:none;width:44px;height:44px;border-radius:10px;align-items:center;justify-content:center;border:1px solid var(--line)}
.hamburger svg{width:22px;height:22px;stroke:var(--ink-900)}

/* 移动端抽屉 */
.mobile-drawer{position:fixed;top:0;right:0;bottom:0;width:82%;max-width:340px;background:#fff;z-index:200;box-shadow:var(--shadow-lg);transform:translateX(105%);transition:transform .3s ease;display:flex;flex-direction:column;padding:20px}
.mobile-drawer.open{transform:translateX(0)}
.drawer-mask{position:fixed;inset:0;background:rgba(8,30,66,.5);z-index:190;opacity:0;visibility:hidden;transition:all .3s}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--line)}
.drawer-close{width:44px;height:44px;display:flex;align-items:center;justify-content:center;border-radius:10px}
.drawer-close svg{width:22px;height:22px;stroke:var(--ink-900)}
.drawer-nav{margin-top:18px;display:flex;flex-direction:column}
.drawer-nav a{display:flex;align-items:center;justify-content:space-between;padding:15px 6px;border-bottom:1px solid var(--sky-100);font-size:16px;font-weight:600}
.drawer-nav a.active{color:var(--blue-700)}
.drawer-nav a svg{width:16px;height:16px;stroke:var(--ink-400)}
.drawer-social{margin-top:auto;padding-top:20px}
.drawer-social p{font-size:13px;color:var(--ink-400);margin-bottom:12px}
.drawer-social .socials{display:flex;gap:10px}
.drawer-social .socials a{flex:1;display:flex;flex-direction:column;align-items:center;gap:6px;padding:12px 4px;border:1px solid var(--line);border-radius:12px;font-size:12px;color:var(--ink-600)}
.drawer-social .socials svg{width:22px;height:22px}

/* ============ 首页 Banner ============ */
.hero{position:relative;overflow:hidden}
.hero-track{display:flex;transition:transform .7s ease}
.hero-slide{position:relative;flex:0 0 100%;height:560px;display:flex;align-items:center}
.hero-slide .bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-slide .shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(6,36,90,.82) 0%,rgba(9,60,140,.55) 45%,rgba(14,95,216,.15) 100%)}
.hero-slide .shade--right{background:linear-gradient(90deg,rgba(6,36,90,.86) 0%,rgba(9,60,140,.6) 50%,rgba(13,82,170,.25) 100%)}
.hero-content{position:relative;z-index:2;color:#fff;max-width:560px}
.hero-content .kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.2em;color:#BFDCFF;margin-bottom:18px}
.hero-content .kicker::before{content:"";width:26px;height:2px;background:var(--blue-500)}
.hero-content h1{font-size:52px;font-weight:900;line-height:1.22;letter-spacing:.02em}
.hero-content h1 em{font-style:normal;color:#6FB7FF}
.hero-content p{font-size:17px;color:rgba(255,255,255,.88);margin-top:16px;line-height:1.8}
.hero-content .btns{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
.hero-dots{position:absolute;left:0;right:0;bottom:64px;display:flex;justify-content:center;gap:8px;z-index:3}
.hero-dots button{width:10px;height:10px;border-radius:999px;background:rgba(255,255,255,.4);transition:all .3s;padding:0}
.hero-dots button.on{width:26px;background:#fff}

/* 快捷入口 */
.quick-bar{position:relative;z-index:5;margin-top:-42px}
.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.quick-item{display:flex;align-items:center;gap:14px;background:#fff;border-radius:var(--radius);padding:20px 22px;box-shadow:var(--shadow-md);border:1px solid var(--sky-200);transition:all .25s}
.quick-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.quick-item .ic{width:48px;height:48px;flex-shrink:0;border-radius:12px;background:linear-gradient(135deg,var(--sky-100),var(--sky-50));display:flex;align-items:center;justify-content:center;color:var(--blue-700)}
.quick-item .ic svg{width:24px;height:24px}
.quick-item b{display:block;font-size:15px}
.quick-item span{font-size:12px;color:var(--ink-400)}

/* 产品分类 */
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.cat-card{position:relative;border-radius:var(--radius);overflow:hidden;background:var(--blue-900);color:#fff;min-height:280px;display:flex;align-items:flex-end}
.cat-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.92;transition:transform .5s}
.cat-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,48,110,0) 30%,rgba(6,30,80,.78) 100%)}
.cat-card:hover img{transform:scale(1.07)}
.cat-card .ct{position:relative;z-index:2;padding:22px;width:100%}
.cat-card .ct h3{font-size:19px;font-weight:800;letter-spacing:.04em}
.cat-card .ct p{font-size:12px;color:rgba(255,255,255,.78);margin-top:4px}
.cat-card .ct .go{display:inline-flex;align-items:center;gap:4px;margin-top:12px;font-size:13px;font-weight:700;color:#BFDCFF}
.cat-card .ct .go svg{width:14px;height:14px;transition:transform .25s}
.cat-card:hover .ct .go svg{transform:translateX(4px)}

/* 品牌实力 */
.strength-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.strength-item{text-align:center;padding:34px 18px}
.strength-item .ic{width:64px;height:64px;margin:0 auto 16px;border-radius:18px;background:linear-gradient(135deg,var(--sky-100),var(--sky-50));display:flex;align-items:center;justify-content:center;color:var(--blue-700)}
.strength-item .ic svg{width:30px;height:30px}
.strength-item h3{font-size:17px;font-weight:700}
.strength-item p{font-size:13px;color:var(--ink-600);margin-top:8px;line-height:1.7}
.stats-band{background:linear-gradient(120deg,var(--blue-900),var(--blue-700));color:#fff;padding:48px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.stats-grid .num{font-family:var(--font-num);font-size:56px;font-weight:700;line-height:1;letter-spacing:.02em}
.stats-grid .num i{font-style:normal;font-size:30px;margin-left:2px}
.stats-grid span{display:block;font-size:14px;color:rgba(255,255,255,.78);margin-top:8px}

/* 关于页 */
.about-intro{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.about-intro .photos{display:grid;grid-template-columns:1fr;gap:16px}
.about-intro .photos img{border-radius:var(--radius);object-fit:cover;width:100%;height:480px}
.about-intro h2{font-size:30px;font-weight:900;line-height:1.35}
.about-intro h2 span{color:var(--blue-700)}
.about-intro .lead{color:var(--ink-600);margin-top:16px;font-size:15px;line-height:1.9}
.about-intro .lead b{color:var(--ink-900)}
.about-points{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:26px}
.about-points li{display:flex;align-items:center;gap:10px;font-size:14px;font-weight:600;color:var(--ink-600)}
.about-points li svg{width:18px;height:18px;color:var(--blue-600);flex-shrink:0}
.timeline{position:relative;padding-left:30px}
.timeline::before{content:"";position:absolute;left:8px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--blue-500),var(--sky-200))}
.timeline li{position:relative;padding-bottom:30px}
.timeline li:last-child{padding-bottom:0}
.timeline li::before{content:"";position:absolute;left:-30px;top:8px;width:14px;height:14px;border-radius:50%;background:#fff;border:4px solid var(--blue-600);box-shadow:0 0 0 4px var(--sky-100)}
.timeline .yr{font-family:var(--font-num);font-size:20px;font-weight:700;color:var(--blue-700)}
.timeline h4{font-size:16px;font-weight:700;margin-top:2px}
.timeline p{font-size:13px;color:var(--ink-600);margin-top:6px}
.honor-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.honor-item{text-align:center;padding:30px 16px}
.honor-item .ic{width:58px;height:58px;margin:0 auto 14px;border-radius:50%;background:linear-gradient(135deg,var(--blue-600),var(--blue-800));color:#fff;display:flex;align-items:center;justify-content:center}
.honor-item .ic svg{width:26px;height:26px}
.honor-item h3{font-size:15px;font-weight:700}
.honor-item p{font-size:12px;color:var(--ink-400);margin-top:4px}

/* 联系页 */
.contact-grid{display:grid;grid-template-columns:380px 1fr;gap:28px;align-items:start}
.contact-cards{display:flex;flex-direction:column;gap:16px}
.contact-card{display:flex;gap:16px;padding:22px;align-items:flex-start}
.contact-card .ic{width:48px;height:48px;flex-shrink:0;border-radius:12px;background:linear-gradient(135deg,var(--blue-600),var(--blue-800));color:#fff;display:flex;align-items:center;justify-content:center}
.contact-card .ic svg{width:22px;height:22px}
.contact-card b{display:block;font-size:15px}
.contact-card span{font-size:13px;color:var(--ink-600);line-height:1.7;display:block;margin-top:4px}
.contact-card .tel{font-family:var(--font-num);font-size:24px;font-weight:700;color:var(--blue-700)}
.contact-card .contact-qr{width:150px;height:150px;margin-top:12px;border:1px solid var(--line);border-radius:10px;display:flex;align-items:center;justify-content:center;background:#fff;overflow:hidden}
.contact-card .contact-qr svg{width:100%;height:100%;display:block}
.form-card{padding:32px}
.form-card h3{font-size:20px;font-weight:800}
.form-card p{font-size:13px;color:var(--ink-600);margin-top:6px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:24px}
.form-grid .full{grid-column:1/-1}
.form-grid label{display:block;font-size:13px;font-weight:600;color:var(--ink-600);margin-bottom:8px}
.form-grid input,.form-grid select,.form-grid textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:12px 14px;background:var(--sky-50);font-size:14px;color:var(--ink-900);outline:none;transition:border .2s,box-shadow .2s}
.form-grid input:focus,.form-grid select:focus,.form-grid textarea:focus{border-color:var(--blue-600);box-shadow:0 0 0 3px rgba(14,95,216,.12);background:#fff}
.form-grid textarea{resize:vertical;min-height:110px}
.code-input{display:flex;gap:10px;align-items:stretch}
.code-input input{flex:1}
.code-input .code-img{height:46px;width:110px;border-radius:10px;border:1px solid var(--line);cursor:pointer;object-fit:cover;background:var(--sky-100)}
.map-box{margin-top:28px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);position:relative;min-height:300px;background:linear-gradient(135deg,var(--sky-100),var(--sky-50))}
.map-box .map-pin{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;color:var(--blue-800)}
.map-box .map-pin svg{width:44px;height:44px;filter:drop-shadow(0 6px 10px rgba(14,95,216,.3))}
.map-box .map-pin b{font-size:16px}
.map-box .map-pin span{font-size:13px;color:var(--ink-600)}
.map-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.map-grid .cell{min-height:140px;background:var(--sky-100);border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--ink-400);font-size:13px;position:relative;overflow:hidden}
.map-grid .cell::before{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--sky-200) 1px,transparent 1px),linear-gradient(90deg,var(--sky-200) 1px,transparent 1px);background-size:28px 28px}
.map-grid .cell span{position:relative;z-index:1;background:var(--sky-50);padding:8px 16px;border-radius:999px;font-weight:600;color:var(--blue-800)}

/* 产品详情 */
.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start}
.detail-gallery{position:relative;border-radius:var(--radius);overflow:hidden;background:var(--sky-50);border:1px solid var(--line)}
.detail-gallery img{width:100%;aspect-ratio:1/1;object-fit:cover}
.detail-info h1{font-size:28px;font-weight:900;line-height:1.35}
.detail-info .model-line{display:flex;align-items:center;gap:10px;margin-top:10px;flex-wrap:wrap}
.detail-info .desc{color:var(--ink-600);font-size:15px;line-height:1.9;margin-top:16px}
.detail-info .price-line{display:flex;align-items:baseline;gap:10px;margin-top:18px;padding:16px 0;border-top:1px dashed var(--line);border-bottom:1px dashed var(--line)}
.detail-info .price-line .cur{font-size:13px;color:var(--ink-600)}
.detail-info .price-line .num{font-family:var(--font-num);font-size:38px;font-weight:700;color:var(--heat-500)}
.detail-info .price-line .num small{font-size:16px}
.detail-info .price-line .old{font-family:var(--font-num);font-size:18px;color:var(--ink-400);text-decoration:line-through}
.detail-info .buy-row{display:flex;gap:12px;margin-top:22px;flex-wrap:wrap}
.spec-table{width:100%;border-collapse:collapse;margin-top:24px}
.spec-table td{border:1px solid var(--line);padding:12px 16px;font-size:14px}
.spec-table td:first-child{background:var(--sky-50);font-weight:600;color:var(--ink-600);width:140px}
.spec-table td:last-child{color:var(--ink-900)}
.detail-feature h2{font-size:22px;font-weight:900;margin-bottom:18px;padding-left:14px;border-left:4px solid var(--blue-600)}
.feat-list{display:grid;grid-template-columns:1fr;gap:24px}
.feat-list p{margin:0}
.feat-list p img,.feat-list img{width:100%;height:auto;display:block;border-radius:12px}
.feat-item{display:flex;gap:12px;padding:20px;align-items:flex-start}
.feat-item .ic{width:42px;height:42px;flex-shrink:0;border-radius:10px;background:linear-gradient(135deg,var(--sky-100),var(--sky-50));color:var(--blue-700);display:flex;align-items:center;justify-content:center}
.feat-item .ic svg{width:20px;height:20px}
.feat-item h3{font-size:15px;font-weight:700}
.feat-item p{font-size:13px;color:var(--ink-600);margin-top:4px;line-height:1.7}

/* 新闻列表 */
.news-list{display:flex;flex-direction:column;gap:20px}
.news-list-item{display:grid;grid-template-columns:300px 1fr;gap:26px;padding:22px;align-items:center;overflow:hidden}
.news-list-item .thumb{aspect-ratio:16/9;border-radius:10px;overflow:hidden;background:var(--sky-100)}
.news-list-item .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s}
.news-list-item:hover .thumb img{transform:scale(1.05)}
.news-list-item .body h3{font-size:19px;font-weight:800;line-height:1.5}
.news-list-item:hover .body h3{color:var(--blue-700)}
.news-list-item .body p{font-size:14px;color:var(--ink-600);margin-top:10px;line-height:1.8}
.news-list-item .body .meta{margin-top:14px}
.pager{display:flex;justify-content:center;gap:8px;margin-top:40px;margin-bottom:80px}
.pager a,.pager span{min-width:42px;height:42px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:10px;font-size:14px;color:var(--ink-600);transition:all .2s}
.pager a:hover{border-color:var(--blue-600);color:var(--blue-700)}
.pager .on{background:var(--blue-700);border-color:var(--blue-700);color:#fff;font-weight:700}
.pager .more{min-width:42px;border:none;color:var(--ink-400)}

/* 新闻详情 */
.article{max-width:860px;margin:0 auto}
.article-head{text-align:center;padding:36px 0 28px;border-bottom:1px solid var(--line)}
.article-head .tag{background:var(--sky-100);color:var(--blue-800)}
.article-head h1{font-size:30px;font-weight:900;line-height:1.4;margin-top:14px}
.article-head .meta{display:flex;justify-content:center;gap:20px;color:var(--ink-400);font-size:13px;margin-top:16px;flex-wrap:wrap}
.article-body{padding:32px 0}
.article-body .cover{border-radius:var(--radius);overflow:hidden;margin-bottom:28px}
.article-body p{font-size:15.5px;line-height:2;color:var(--ink-900);margin-bottom:20px;text-align:justify}
.article-body h3{font-size:19px;font-weight:800;margin:28px 0 14px;padding-left:12px;border-left:4px solid var(--blue-600)}
.article-body ul{margin:0 0 20px 4px;display:flex;flex-direction:column;gap:10px}
.article-body ul li{position:relative;padding-left:22px;font-size:15px;line-height:1.8;color:var(--ink-900)}
.article-body ul li::before{content:"";position:absolute;left:0;top:12px;width:8px;height:8px;border-radius:2px;background:linear-gradient(135deg,var(--blue-500),var(--blue-700));transform:rotate(45deg)}
.article-nav{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);padding-top:24px;margin-top:12px}
.article-nav a{font-size:14px;color:var(--ink-600);max-width:46%}
.article-nav a b{display:block;font-size:12px;color:var(--ink-400);font-weight:400;margin-bottom:4px}
.article-nav a:hover{color:var(--blue-700)}

/* ============ 页脚 ============ */
.site-footer{background:var(--blue-900);color:rgba(255,255,255,.72);font-size:14px}
.footer-main{padding:26px 0 22px;display:grid;grid-template-columns:1.1fr 1.9fr;gap:56px;align-items:start}
.footer-brand .brand{color:#fff}
.footer-brand p{font-size:13px;line-height:1.7;margin-top:0;max-width:320px}
.footer-social{display:flex;gap:10px;margin-top:10px;flex-wrap:wrap}
.footer-social a{width:36px;height:36px;border-radius:10px;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;color:#fff;transition:all .25s;position:relative}
.footer-social a:hover{background:var(--blue-600);transform:translateY(-3px)}
.footer-social svg{width:27px;height:27px}
.footer-social .wechat-pop{bottom:calc(100% + 12px);top:auto;left:50%;transform:translateX(-50%) translateY(-6px)}
.footer-social .wechat-pop::before{top:auto;bottom:-8px;border-top-color:#fff;border-bottom-color:transparent}
.footer-social a:hover .wechat-pop{transform:translateX(-50%) translateY(0)}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:8px;letter-spacing:.05em}
.footer-col ul{display:flex;flex-direction:column;gap:6px}
.footer-col a:hover{color:#fff}
.footer-col ul.footer-contact{display:grid;grid-template-columns:1fr .7fr 1.4fr;gap:12px}
.footer-contact li{display:flex;gap:8px;align-items:flex-start;line-height:1.7}
.footer-contact li:nth-child(-n+2){align-items:center}
.footer-contact svg{width:17px;height:17px;flex-shrink:0;margin-top:2px;color:var(--blue-500)}
.footer-contact .tel{font-family:var(--font-num);font-size:21px;font-weight:700;color:#fff;letter-spacing:.03em;vertical-align:middle;line-height:1.2}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:10px 0;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;flex-wrap:wrap}
.footer-bottom a:hover{color:#fff}

/* 移动端底部四键导航 */
.mobile-tabbar{display:none;position:fixed;left:0;right:0;bottom:0;z-index:150;background:#fff;border-top:1px solid var(--line);box-shadow:0 -6px 20px rgba(8,48,110,.08);padding-bottom:env(safe-area-inset-bottom)}
.tabbar-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.tabbar-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;min-height:58px;color:var(--ink-400);font-size:11px;font-weight:600;transition:color .2s}
.tabbar-item svg{width:22px;height:22px}
.tabbar-item.active{color:var(--blue-700)}
.tabbar-item.active .tab-ic{position:relative}
.tabbar-item.active .tab-ic::after{content:"";position:absolute;left:50%;bottom:-6px;transform:translateX(-50%);width:4px;height:4px;border-radius:50%;background:var(--blue-700)}

.shop-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}
.shop-item{display:flex;flex-direction:column;gap:10px;padding:26px 24px;align-items:flex-start;text-decoration:none;transition:all .25s}
.shop-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--blue-200)}
.shop-badge{display:inline-flex;align-items:center;font-size:12px;font-weight:700;padding:4px 12px;border-radius:6px;letter-spacing:.06em}
.shop-badge.tmall{background:#ff5000;color:#fff}
.shop-badge.jd{background:#e1251b;color:#fff}
.shop-name{font-size:16px;font-weight:800;color:var(--ink-900)}
.shop-link{font-size:13px;color:var(--blue-600)}

/* Toast */
.toast{position:fixed;left:50%;bottom:110px;transform:translateX(-50%) translateY(20px);background:var(--ink-900);color:#fff;padding:12px 24px;border-radius:999px;font-size:14px;opacity:0;visibility:hidden;transition:all .3s;z-index:300;white-space:nowrap}
.toast.show{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .product-grid,.news-grid{grid-template-columns:repeat(2,1fr)}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .strength-grid{grid-template-columns:repeat(2,1fr)}
  .shop-grid{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .about-intro{grid-template-columns:1fr;gap:36px}
  .contact-grid{grid-template-columns:1fr}
  .feat-list{grid-template-columns:1fr}
  .footer-main{grid-template-columns:1fr 1fr}
  .hero-slide{height:500px}
  .hero-content h1{font-size:42px}
}
@media (max-width:768px){
  .section{padding:52px 0}
  .section-head h2{font-size:24px}
  .section-head{margin-bottom:26px}
  .topbar{display:none}
  .main-nav{display:none}
  .hamburger{display:flex}
  .navbar-inner{min-height:60px}
  main{padding-top:60px}
  body{padding-bottom:74px}
  .about-intro .photos img{height:auto;aspect-ratio:16/9;width:100%}
  .mobile-tabbar{display:block}
  .hero-slide{height:420px}
  .hero-content h1{font-size:30px}
  .hero-content p{font-size:15px}
  .hero-content .btns{margin-top:22px}
  .hero-dots{bottom:56px}
  .quick-bar{margin-top:-30px}
  .home-cats,.home-hot{display:none}
  .news-card .thumb{display:none}
  .news-card .body{padding-top:16px}
  .news-grid .news-card:nth-child(n+3){display:none}
  .quick-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .quick-item{padding:14px;gap:10px}
  .quick-item .ic{width:40px;height:40px}
  .quick-item b{font-size:14px}
  .cat-grid{grid-template-columns:1fr 1fr;gap:12px}
  .cat-card{min-height:190px}
  .product-grid,.news-grid{grid-template-columns:1fr 1fr;gap:14px}
  .product-card .info{padding:14px 14px 16px}
  .product-card .info h3{font-size:15px}
  .product-card .price{font-size:20px}
  .news-card .body{padding:14px}
  .news-card h3{font-size:15px}
  .strength-grid{gap:14px}
  .stats-grid .num{font-size:40px}
  .stats-grid .num i{font-size:22px}
  .cta-inner h2{font-size:22px}
  .cta-phone .num{font-size:30px}
  .page-hero{padding:52px 0 44px}
  .page-hero h1{font-size:26px}
  .detail-grid{grid-template-columns:1fr;gap:28px}
  .detail-info h1{font-size:23px}
  .detail-info .price-line .num{font-size:32px}
  .spec-table td{padding:10px 12px;font-size:13px}
  .feat-list{grid-template-columns:1fr;gap:14px}
  .news-list-item{grid-template-columns:1fr;gap:14px}
  .news-list-item .body h3{font-size:17px}
  .article-head h1{font-size:23px}
  .footer-main{grid-template-columns:1fr;gap:22px;padding:24px 0 18px}
  .footer-col ul.footer-contact{grid-template-columns:1fr 1fr;gap:14px}
  .footer-col ul.footer-contact li:last-child{grid-column:1/-1}
  .footer-contact .tel{font-size:17px}
  .footer-contact li:first-child .hotline-label{display:none}
  .footer-contact li:nth-child(2){font-size:13px}
  .form-grid{grid-template-columns:1fr}
  .contact-grid{gap:20px}
  .map-box{min-height:220px}
  .about-intro .photos{grid-template-columns:1fr 1fr}
  .honor-grid{grid-template-columns:repeat(2,1fr);gap:14px}
}
@media (max-width:420px){
  .hero-slide{height:360px}
  .hero-content h1{font-size:26px}
  .product-card .cover-title{font-size:16px;padding:38px 14px 12px}
  .quick-grid{grid-template-columns:1fr 1fr}
  .product-grid,.news-grid{grid-template-columns:1fr}
  .product-card{display:block}
  .product-card .thumb{width:100%;aspect-ratio:16/10}
  .product-card .info{display:none}
  .product-card .badge{top:10px;left:10px}
  .cat-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr 1fr;gap:24px 12px}
}

/* ============ 迅睿CMS 分页兼容（{$pages} 输出） ============ */
.pagination{display:flex;justify-content:center;gap:8px;padding:20px 0 40px;flex-wrap:wrap}
.pagination li{list-style:none}
.pagination li a,.pagination li span{display:inline-flex;align-items:center;justify-content:center;min-width:42px;height:42px;padding:0 12px;border-radius:10px;border:1px solid var(--line);color:var(--ink-600);font-size:14px;background:#fff;transition:all .2s}
.pagination li a:hover{border-color:var(--blue-600);color:var(--blue-700)}
.pagination li.active span,.pagination .active span{background:var(--blue-700);border-color:var(--blue-700);color:#fff;font-weight:700}
.pagination li.disabled span{color:var(--ink-400);opacity:.6}