/* ============================================================
   南京哲伦电力技术有限公司 - 全站样式
   设计语言：靛蓝 #625fff + 青色 #00d2ef，深色科技 Hero，
   浅灰内容区，大圆角卡片，渐变光晕 / 玻璃拟态
   ============================================================ */
:root{
  --indigo:#625fff;
  --indigo-2:#4f39f6;
  --violet:#7c5cff;
  --cyan:#00d2ef;
  --cyan-2:#22d3ee;
  --ink:#0b1026;
  --ink-2:#0f172b;
  --ink-3:#020618;
  --text:#1b2340;
  --muted:#5b6480;
  --muted-2:#8a91ab;
  --bg:#f5f7fb;
  --bg-2:#eef1f9;
  --card:#ffffff;
  --line:#e7eaf4;
  --grad:linear-gradient(135deg,#625fff 0%,#00d2ef 100%);
  --grad-soft:linear-gradient(135deg,rgba(98,95,255,.10),rgba(0,210,239,.10));
  --radius:22px;
  --radius-lg:28px;
  --shadow:0 10px 40px -12px rgba(31,41,90,.16);
  --shadow-indigo:0 16px 44px -12px rgba(98,95,255,.42);
  --font:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);color:var(--text);line-height:1.75;
  background:var(--bg);overflow-x:hidden;margin:0;
  -webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit}
img{max-width:100%}
.container{max-width:1200px}
.text-gradient{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.text-indigo{color:var(--indigo)}
/* 触控目标最小 44px，满足移动端可访问性 */
.btn-grad,.btn-ghost,.btn-line{min-height:44px}
.navbar-nav .nav-link{min-height:44px;display:inline-flex;align-items:center}

/* ---------- 按钮 ---------- */
.btn-grad,.btn-ghost,.btn-line{
  display:inline-flex;align-items:center;gap:8px;justify-content:center;
  border:none;border-radius:999px;padding:13px 30px;font-weight:600;font-size:15px;
  cursor:pointer;transition:.28s;white-space:nowrap;text-decoration:none;
}
.btn-grad{background:var(--grad);color:#fff;box-shadow:var(--shadow-indigo)}
.btn-grad:hover{transform:translateY(-2px);box-shadow:0 20px 50px -12px rgba(98,95,255,.6);color:#fff}
.btn-ghost{background:rgba(255,255,255,.10);color:#fff;border:1px solid rgba(255,255,255,.28);backdrop-filter:blur(8px)}
.btn-ghost:hover{background:rgba(255,255,255,.2);color:#fff}
.btn-line{background:#fff;color:var(--indigo);border:1.5px solid rgba(98,95,255,.35)}
.btn-line:hover{background:var(--indigo);color:#fff;border-color:var(--indigo)}
.btn-sm{padding:9px 20px;font-size:13.5px}

/* ---------- 导航栏 ---------- */
.navbar{
  position:sticky;top:0;z-index:1000;padding:14px 0;
  background:rgba(255,255,255,.82);backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(231,234,244,.9);transition:.35s;
}
.navbar.scrolled{padding:9px 0;background:rgba(255,255,255,.94);box-shadow:0 8px 30px -16px rgba(31,41,90,.25)}
.navbar-brand{display:flex;align-items:center;gap:11px;font-size:21px;font-weight:800;letter-spacing:1px;color:var(--ink-2)}
.navbar-brand:hover{color:var(--indigo)}
.brand-logo{
  width:40px;height:40px;border-radius:12px;background:var(--grad);
  display:flex;align-items:center;justify-content:center;color:#fff;flex:none;
  box-shadow:var(--shadow-indigo);
}
.brand-logo svg{width:23px;height:23px}
.brand-logo-img{height:40px;width:auto;display:block;object-fit:contain}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text small{font-size:10.5px;font-weight:600;letter-spacing:2px;color:var(--muted-2);text-transform:uppercase}
.navbar-nav .nav-link{
  color:var(--text);font-size:15.5px;font-weight:500;margin:0 4px;padding:9px 16px;
  border-radius:999px;position:relative;transition:.25s;
}
.navbar-nav .nav-link:hover{color:var(--indigo);background:rgba(98,95,255,.08)}
.navbar-nav .nav-link.active{color:#fff;background:var(--grad);box-shadow:0 8px 20px -8px rgba(98,95,255,.55)}
.navbar-toggler{border:none}
.navbar-toggler:focus{box-shadow:none}

/* ---------- 深色 Hero ---------- */
.hero{
  position:relative;color:#fff;padding:96px 0 110px;overflow:hidden;
  background:
    radial-gradient(900px 480px at 78% -8%,rgba(0,210,239,.20),transparent 60%),
    radial-gradient(820px 520px at 12% 8%,rgba(98,95,255,.42),transparent 62%),
    linear-gradient(160deg,#0b1026 0%,#0f172b 55%,#0a0f24 100%);
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:56px 56px;mask-image:radial-gradient(circle at 50% 30%,#000 0%,transparent 78%);
}
.hero .container{position:relative;z-index:2}
/* Hero 光粒粒子网络画布 */
.hero-particles{position:absolute;inset:0;width:100%;height:100%;z-index:1;pointer-events:none;opacity:.9}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  font-size:13.5px;color:#cfe9ff;margin-bottom:26px;backdrop-filter:blur(6px);
}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
.hero h1{font-size:clamp(28px,4.6vw,52px);line-height:1.22;font-weight:800;letter-spacing:1px;margin-bottom:22px}
.hero p.lead{font-size:clamp(15px,1.6vw,17.5px);color:#b9c2e0;max-width:640px;margin-bottom:34px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:52px}
.hero-stats{display:flex;gap:46px;flex-wrap:wrap}
.hero-stats .num{font-size:clamp(24px,3vw,34px);font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-stats .lab{font-size:13.5px;color:#97a0c4;letter-spacing:1px}
.hero-visual{position:relative;min-height:340px}
.hero-card{
  position:absolute;border-radius:20px;padding:22px;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);
  backdrop-filter:blur(14px);box-shadow:0 24px 60px -20px rgba(0,0,0,.6);
}
.hero-card .hc-ico{width:46px;height:46px;border-radius:13px;background:var(--grad);display:flex;align-items:center;justify-content:center;font-size:21px;margin-bottom:12px}
.hero-card h5{font-size:16px;font-weight:700;margin:0 0 4px}
.hero-card p{font-size:12.5px;color:#aeb7d6;margin:0}
.hc-1{top:6px;right:8px;width:230px;animation:float 6s ease-in-out infinite}
.hc-2{bottom:8px;left:0;width:230px;animation:float 7s ease-in-out infinite .8s}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}

/* 页面内页头（深色小 Hero） */
.page-hero{
  position:relative;color:#fff;padding:66px 0 60px;text-align:center;overflow:hidden;
  background:
    radial-gradient(700px 360px at 80% -20%,rgba(0,210,239,.20),transparent 60%),
    radial-gradient(640px 400px at 10% 0%,rgba(98,95,255,.40),transparent 60%),
    linear-gradient(160deg,#0b1026,#0f172b);
}
.page-hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:54px 54px;opacity:.5}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{font-size:clamp(24px,3.6vw,38px);font-weight:800;letter-spacing:2px;margin:0 0 12px}
.page-hero .breadcrumb{justify-content:center;margin:0;font-size:14px;color:#aeb7d6}
.page-hero .breadcrumb a{color:#9fe7f5}
.page-hero .breadcrumb-item.active{color:#c6cde6}
.breadcrumb-chevron{margin:0 10px;color:#6b7599}

/* ---------- 通用区块 ---------- */
.section{padding:84px 0}
.section.alt{background:#fff}
.section-head{text-align:center;max-width:720px;margin:0 auto 56px}
.section-head .eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:3px;color:var(--indigo);
  background:rgba(98,95,255,.09);padding:6px 16px;border-radius:999px;margin-bottom:16px;
}
.section-head h2{font-size:clamp(22px,3vw,34px);font-weight:800;color:var(--ink-2);margin-bottom:16px}
.section-head p{color:var(--muted);font-size:clamp(14px,1.4vw,16px);margin:0}

/* 经营范围 / 卡片网格 */
.scope-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.scope-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 20px;text-align:center;transition:.3s;position:relative;overflow:hidden;
}
.scope-card::before{content:"";position:absolute;inset:0;background:var(--grad-soft);opacity:0;transition:.3s}
.scope-card:hover{transform:translateY(-8px);box-shadow:var(--shadow);border-color:transparent}
.scope-card:hover::before{opacity:1}
.scope-ico{
  width:60px;height:60px;border-radius:17px;margin:0 auto 16px;display:flex;
  align-items:center;justify-content:center;font-size:26px;color:#fff;
  background:var(--grad);box-shadow:0 10px 22px -8px rgba(98,95,255,.55);position:relative;
}
.scope-card h5{font-size:16px;font-weight:700;margin:0 0 6px;position:relative}
.scope-card p{font-size:12.5px;color:var(--muted);margin:0;position:relative}

/* 产品卡片 */
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.product-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:.32s;display:flex;flex-direction:column;
}
.product-card:hover{transform:translateY(-8px);box-shadow:var(--shadow);border-color:transparent}
.product-thumb{
  height:218px;background:linear-gradient(160deg,#f6f8ff,#eef2ff);
  display:flex;align-items:center;justify-content:center;padding:24px;position:relative;overflow:hidden;
}
.product-thumb img{max-height:100%;object-fit:contain;transition:.5s}
.product-card:hover .product-thumb img{transform:scale(1.06)}
.product-thumb .fallback{font-size:74px;color:#c6cdf0}
.product-cat{
  position:absolute;top:14px;left:14px;font-size:12px;font-weight:600;color:var(--indigo);
  background:rgba(255,255,255,.9);border:1px solid rgba(98,95,255,.2);
  padding:4px 12px;border-radius:999px;backdrop-filter:blur(4px);
}
.product-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.product-body h4{font-size:17px;font-weight:700;color:var(--ink-2);margin-bottom:9px;line-height:1.45;min-height:49px}
.product-body p{font-size:13.5px;color:var(--muted);margin-bottom:18px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.product-link{margin-top:auto;color:var(--indigo);font-weight:600;font-size:14px;display:inline-flex;align-items:center;gap:7px}
.product-link:hover{gap:12px;color:var(--indigo-2)}
.product-link i{transition:.25s}

/* 优势 */
.advantage-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.advantage-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:34px 26px;transition:.3s;position:relative;
}
.advantage-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.advantage-num{
  font-size:40px;font-weight:800;line-height:1;margin-bottom:16px;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.advantage-card h4{font-size:18px;font-weight:700;margin-bottom:10px;color:var(--ink-2)}
.advantage-card p{font-size:14px;color:var(--muted);margin:0}

/* CTA 深色条 */
.cta-band{
  position:relative;border-radius:var(--radius-lg);padding:62px 40px;text-align:center;color:#fff;overflow:hidden;
  background:
    radial-gradient(600px 300px at 15% 0%,rgba(0,210,239,.25),transparent 60%),
    radial-gradient(600px 320px at 90% 100%,rgba(98,95,255,.5),transparent 60%),
    linear-gradient(140deg,#10173a,#0b1026);
  box-shadow:0 30px 70px -30px rgba(31,41,90,.7);
}
.cta-band h2{font-size:clamp(22px,2.8vw,32px);font-weight:800;margin-bottom:14px}
.cta-band p{color:#b9c2e0;font-size:clamp(14px,1.4vw,16px);margin-bottom:30px}
.cta-band .cta-phone{font-size:clamp(20px,2.4vw,30px);font-weight:800;letter-spacing:1px}

/* 内页内容容器 */
.content{padding:56px 0 70px}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px;margin-bottom:28px;box-shadow:0 6px 24px -18px rgba(31,41,90,.25)}
.panel-title{font-size:21px;font-weight:800;color:var(--ink-2);margin-bottom:20px;padding-left:14px;border-left:4px solid var(--indigo)}

/* 产品列表筛选侧栏 */
.shop-layout{display:grid;grid-template-columns:268px 1fr;gap:30px;align-items:start}
.filter-sidebar{position:sticky;top:92px}
.filter-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;margin-bottom:22px}
.filter-box h4{font-size:16px;font-weight:700;margin-bottom:16px;color:var(--ink-2);display:flex;align-items:center;gap:8px}
.filter-box h4::before{content:"";width:5px;height:17px;border-radius:3px;background:var(--grad)}
.cat-list{list-style:none;margin:0;padding:0}
.cat-list li a{
  display:flex;align-items:center;justify-content:space-between;padding:11px 15px;border-radius:12px;
  color:var(--muted);font-size:14.5px;font-weight:500;transition:.22s;margin-bottom:4px;
}
.cat-list li a:hover{background:rgba(98,95,255,.07);color:var(--indigo)}
.cat-list li a.active{background:var(--grad);color:#fff;box-shadow:0 8px 18px -8px rgba(98,95,255,.55)}
.cat-list li a .cnt{font-size:12px;background:rgba(0,0,0,.06);border-radius:999px;padding:1px 9px}
.cat-list li a.active .cnt{background:rgba(255,255,255,.25)}
.shop-toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;flex-wrap:wrap;gap:12px}
.shop-toolbar .result-count{color:var(--muted);font-size:14px}
.shop-toolbar .result-count b{color:var(--indigo)}
.search-form{display:flex;gap:8px}
.search-form input{border-radius:999px}
.empty-state{text-align:center;padding:80px 20px;color:var(--muted-2)}
.empty-state i{font-size:60px;margin-bottom:18px;display:block;color:#d6dbef}

/* 产品详情 */
.detail-top{display:grid;grid-template-columns:1fr 1fr;gap:0;border-radius:var(--radius);overflow:hidden;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);margin-bottom:28px}
.detail-gallery{background:linear-gradient(160deg,#f6f8ff,#eef2ff);min-height:420px;display:flex;align-items:center;justify-content:center;padding:40px;position:relative}
.detail-gallery img{max-height:400px;object-fit:contain}
.detail-gallery .fallback{font-size:130px;color:#c6cdf0}
.detail-info{padding:40px}
.detail-info .cat-pill{display:inline-block;font-size:13px;font-weight:600;color:var(--indigo);background:rgba(98,95,255,.1);padding:6px 16px;border-radius:999px;margin-bottom:18px}
.detail-info h1{font-size:27px;font-weight:800;color:var(--ink-2);line-height:1.4;margin-bottom:16px}
.detail-info .tip-line{display:inline-flex;align-items:center;gap:8px;color:var(--muted);background:var(--bg);border-radius:12px;padding:11px 16px;font-size:14px;margin-bottom:20px}
.detail-desc{color:var(--muted);font-size:14.5px;margin-bottom:26px;border-left:3px solid var(--cyan);padding-left:16px}
.detail-actions{display:flex;gap:14px;flex-wrap:wrap}
.detail-content{white-space:pre-line;color:var(--text);font-size:14.5px;line-height:2.1}
.specs-table{width:100%;border-collapse:collapse}
.specs-table tr{border-bottom:1px solid var(--line)}
.specs-table td{padding:15px 16px;font-size:14px}
.specs-table td:first-child{width:32%;font-weight:600;color:var(--muted);background:#fafbff}
.doc-btn{margin-top:8px}
.recommend-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.recommend-card{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;cursor:pointer;transition:.3s}
.recommend-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}
.recommend-thumb{height:132px;background:linear-gradient(160deg,#f6f8ff,#eef2ff);display:flex;align-items:center;justify-content:center;padding:14px}
.recommend-thumb img{max-height:100%;object-fit:contain}.recommend-thumb .fallback{font-size:42px;color:#c6cdf0}
.recommend-info{padding:13px 15px}
.recommend-info h5{font-size:13.5px;font-weight:700;margin:0 0 4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--ink-2)}
.recommend-info p{font-size:12px;color:var(--muted);margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* 联系信息卡片 */
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.contact-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px 26px;text-align:center;
  transition:.3s;cursor:pointer;
}
.contact-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}
.contact-ico{width:62px;height:62px;border-radius:18px;background:var(--grad);color:#fff;font-size:26px;display:flex;align-items:center;justify-content:center;margin:0 auto 18px;box-shadow:var(--shadow-indigo)}
.contact-card h4{font-size:17px;font-weight:700;margin-bottom:10px;color:var(--ink-2)}
.contact-card p{color:var(--muted);font-size:14.5px;margin:0;word-break:break-all}
.form-control,.form-select{border-radius:12px;border:1.5px solid var(--line);padding:12px 16px;font-size:14.5px}
.form-control:focus,.form-select:focus{border-color:var(--indigo);box-shadow:0 0 0 4px rgba(98,95,255,.12)}
.form-label{font-weight:600;color:var(--text);font-size:14px;margin-bottom:7px}
.captcha-row{display:flex;gap:10px}
.captcha-row .form-control{flex:1}
.captcha-img{height:48px;border-radius:12px;border:1.5px solid var(--line);cursor:pointer;background:#fff}
.alert{border-radius:14px;border:none;padding:14px 18px}
.alert-success{background:rgba(16,185,129,.12);color:#0f9d78}
.alert-danger{background:rgba(239,68,68,.12);color:#e03e3e}
.map-box{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.map-box iframe{display:block;width:100%;height:340px;border:0}

/* 关于页面 */
.about-hero-visual{min-height:360px}
.about-tile{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:36px}
.about-tile h3{font-size:21px;font-weight:800;color:var(--ink-2);margin-bottom:18px;display:flex;align-items:center;gap:10px}
.about-tile h3 i{color:var(--indigo)}
.about-tile p{color:var(--muted);font-size:15px;margin-bottom:14px}
.value-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.value-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:18px;padding:28px 22px;text-align:center;backdrop-filter:blur(8px);transition:.3s}
.value-card:hover{background:rgba(255,255,255,.14);transform:translateY(-6px)}
.value-card i{font-size:30px;color:var(--cyan);margin-bottom:14px}
.value-card h5{font-size:17px;font-weight:700;margin-bottom:8px}
.value-card p{font-size:13px;color:#b9c2e0;margin:0}
.dark-section{background:linear-gradient(160deg,#0b1026,#0f172b);color:#fff}
.dark-section .section-head h2{color:#fff}
.dark-section .section-head p{color:#b9c2e0}

/* ---------- 页脚 ---------- */
.footer{background:#080d20;color:#aab2d0;padding:64px 0 26px;position:relative;overflow:hidden}
.footer::before{content:"";position:absolute;top:-120px;left:50%;transform:translateX(-50%);width:760px;height:260px;background:radial-gradient(closest-side,rgba(98,95,255,.32),transparent);filter:blur(20px);pointer-events:none}
.footer .container{position:relative;z-index:2}
.footer h5{color:#fff;font-size:16px;font-weight:700;margin-bottom:20px}
.footer-brand{display:flex;align-items:center;gap:11px;color:#fff;font-size:20px;font-weight:800;margin-bottom:18px}
.footer-logo-icon{width:28px;height:auto;object-fit:contain;flex:none}
.footer p{font-size:13.5px;line-height:2;color:#939cbf;margin-bottom:0}
.footer-links{list-style:none;padding:0;margin:0}
.footer-links li{margin-bottom:12px}
.footer-links a{color:#939cbf;font-size:14px;transition:.22s;display:inline-flex;align-items:center;gap:8px}
.footer-links a:hover{color:var(--cyan);transform:translateX(3px)}
.footer-contact li{display:flex;gap:11px;margin-bottom:14px;font-size:14px;color:#939cbf;list-style:none}
.footer-contact i{color:var(--cyan);margin-top:4px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);margin-top:46px;padding-top:24px;text-align:center;font-size:13px;color:#7b84a6}
.footer-bottom a{color:#939cbf}
.footer-bottom a:hover{color:var(--cyan)}

/* 悬浮按钮 */
.chat-float-btn{position:fixed;right:22px;bottom:86px;z-index:9998}
.chat-btn{display:flex;align-items:center;gap:9px;background:var(--grad);color:#fff;padding:14px 20px;border-radius:999px;font-weight:700;font-size:15px;box-shadow:var(--shadow-indigo);transition:.3s}
.chat-btn:hover{transform:translateY(-3px);color:#fff;box-shadow:0 18px 40px -12px rgba(98,95,255,.7)}
.back-to-top{position:fixed;right:30px;bottom:26px;width:50px;height:50px;border:none;border-radius:50%;background:var(--grad);color:#fff;font-size:19px;cursor:pointer;box-shadow:var(--shadow-indigo);opacity:0;visibility:hidden;transition:.3s;z-index:999;display:flex;align-items:center;justify-content:center}
.back-to-top.visible{opacity:1;visibility:visible}
.back-to-top:hover{transform:translateY(-3px)}
#copyToast{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:rgba(11,16,38,.92);color:#fff;padding:14px 32px;border-radius:12px;font-size:15px;z-index:9999;opacity:0;transition:opacity .3s;pointer-events:none;border:1px solid rgba(255,255,255,.15)}
.lazy-image{opacity:0;background:#fff;transition:opacity .4s;will-change:opacity;object-fit:contain}
.lazy-image.loaded{opacity:1}

/* ---------- 响应式 ---------- */
/* 平板横屏（769-991px） */
@media(max-width:991px){
  .scope-grid{grid-template-columns:repeat(3,1fr)}
  .advantage-grid,.value-grid{grid-template-columns:repeat(2,1fr)}
  .product-grid{grid-template-columns:repeat(2,1fr)}
  .recommend-grid{grid-template-columns:repeat(2,1fr)}
  .hero-visual{display:none}
  .shop-layout{grid-template-columns:1fr}
  .filter-sidebar{position:static}
  .detail-top{grid-template-columns:1fr}
  .detail-gallery{min-height:280px}
  .hero-stats{gap:32px}
  .brand-logo-img{height:36px}
}
/* 平板竖屏（≤768px） */
@media(max-width:768px){
  .container{padding-left:16px;padding-right:16px}
  .scope-grid{grid-template-columns:repeat(2,1fr)}
  .hero h1{font-size:clamp(28px,6vw,40px)}
  .hero p{font-size:15px}
  .panel-title{font-size:24px}
  .brand-logo-img{height:34px}
  .footer .row{gap:28px}
}
/* 手机（≤640px） */
@media(max-width:640px){
  .scope-grid,.product-grid,.advantage-grid,.value-grid,.contact-grid,.recommend-grid{grid-template-columns:1fr}
  .hero{padding:60px 0 70px}
  .section{padding:52px 0}
  .hero-stats{gap:24px;justify-content:space-between}
  .hero-stats>div{flex:1 1 40%;text-align:center}
  .hero-stats .num{font-size:28px}
  .cta-band{padding:40px 20px}
  .detail-info{padding:24px}
  .detail-gallery{min-height:220px;padding:24px}
  .panel{padding:24px 20px}
  .brand-logo-img{height:30px}
  .chat-float-btn{right:14px;bottom:80px}
  .chat-btn{padding:11px 16px;font-size:14px}
  .back-to-top{right:18px;bottom:22px;width:44px;height:44px}
  .footer-brand{font-size:18px}
  .footer-logo-icon{width:24px}
}
/* 超小屏（≤380px） */
@media(max-width:380px){
  .hero-actions{flex-direction:column}
  .hero-actions .btn-grad,.hero-actions .btn-ghost{width:100%}
  .hero-stats>div{flex:1 1 100%}
  .brand-logo-img{height:26px}
}

/* ===== 公司荣誉卡片 ===== */
.honor-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  transition:transform .3s ease,box-shadow .3s ease;
  height:100%;
}
.honor-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-indigo);
}
.honor-img-wrap{
  background:var(--bg-2);
  padding:20px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-bottom:1px solid var(--line);
}
.honor-img{
  max-width:100%;
  max-height:280px;
  object-fit:contain;
  border-radius:8px;
  box-shadow:0 4px 20px rgba(0,0,0,.1);
}
.honor-info{
  padding:20px 22px 24px;
}
.honor-info h5{
  font-size:17px;
  font-weight:700;
  color:var(--text);
  margin-bottom:8px;
}
.honor-info p{
  font-size:14px;
  color:var(--muted);
  line-height:1.7;
}
@media(max-width:640px){
  .honor-img{max-height:220px}
  .honor-info{padding:16px 18px 20px}
}