/* ============ 贝格赛官网 · 设计系统(工业蓝) ============ */
:root{
  --blue-900:#082441; --blue-800:#0D3A66; --blue-600:#155F9E; --blue-500:#1B74C4;
  --cyan:#0EA5E9; --cyan-soft:#7DD3FC;
  --ink:#132133; --mut:#5B6B7C; --bg:#F6F9FC; --line:#E3EAF2; --card:#FFFFFF;
  --radius:12px; --shadow:0 6px 24px rgba(13,42,74,.08);
  --container:1200px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Segoe UI",sans-serif;color:var(--ink);background:var(--card);line-height:1.7;font-size:16px}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{max-width:var(--container);margin:0 auto;padding:0 20px}
.container.narrow{max-width:900px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}

/* ---------- 顶栏 ---------- */
.topbar{background:var(--blue-800);color:#B9D4EC;font-size:13px}
.topbar-in{display:flex;justify-content:space-between;align-items:center;height:36px}
.topbar-links a{margin-left:18px;color:#B9D4EC;transition:color .2s}
.topbar-links a:hover{color:#fff}

/* ---------- 页头 ---------- */
.header{position:sticky;top:0;z-index:100;background:#fff;box-shadow:0 1px 0 var(--line)}
.header-in{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{height:46px;width:auto}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text b{font-size:22px;letter-spacing:2px;color:var(--blue-900)}
.brand-text i{font-style:normal;font-size:10px;letter-spacing:1.5px;color:var(--cyan);font-weight:600}
.brand-text em{font-style:normal;color:var(--mut);font-weight:400}
.nav{display:flex;gap:6px}
.nav a{padding:8px 16px;border-radius:8px;font-size:15.5px;color:#33475C;transition:all .2s}
.nav a:hover{color:var(--blue-500);background:#EFF6FC}
.nav a.active{color:#fff;background:var(--blue-600)}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{width:24px;height:2.5px;background:var(--blue-900);border-radius:2px;transition:all .25s}
.nav-toggle.open span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{position:relative;color:#fff;overflow:hidden}
.hero-bg{position:absolute;inset:0;width:100%;height:100%}
.hero-in{position:relative;padding:88px 20px 64px;max-width:var(--container)}
.hero-eyebrow{font-size:12px;letter-spacing:4px;color:var(--cyan-soft);margin-bottom:16px;font-weight:600}
.hero h1{font-size:44px;line-height:1.3;font-weight:700;margin-bottom:18px}
.hero-sub{color:#C9DFF3;font-size:17px;margin-bottom:32px}
.hero-cta{display:flex;gap:16px;margin-bottom:48px;flex-wrap:wrap}
.hero-stats{display:flex;gap:0;border-top:1px solid rgba(255,255,255,.18);padding-top:24px;flex-wrap:wrap}
.hero-stats div{padding:0 40px 0 0;margin-right:40px;border-right:1px solid rgba(255,255,255,.14)}
.hero-stats div:last-child{border-right:0}
.hero-stats b{display:block;font-size:30px;color:#fff}
.hero-stats span{font-size:13px;color:#9FC3E4}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:12px 28px;border-radius:10px;font-size:15.5px;font-weight:600;border:1.5px solid transparent;cursor:pointer;transition:all .2s}
.btn-light{background:#fff;color:var(--blue-800)}
.btn-light:hover{background:#E8F1FA;transform:translateY(-1px)}
.btn-primary{background:var(--blue-600);color:#fff}
.btn-primary:hover{background:var(--blue-800)}
.btn-ghost{border-color:rgba(255,255,255,.5);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-ghost:not(.hero .btn-ghost){border-color:var(--blue-600);color:var(--blue-600)}
.btn-lg{padding:14px 34px;font-size:16.5px}
.btn-block{width:100%}

/* ---------- 区块 ---------- */
.section{padding:72px 0}
.section-tint{background:var(--bg)}
.sec-head{margin-bottom:36px}
.sec-head .eyebrow{font-size:12px;letter-spacing:3px;color:var(--cyan);font-weight:700}
.sec-head h2{font-size:30px;color:var(--blue-900);margin-top:6px}
.row-between{display:flex;justify-content:space-between;align-items:flex-end}
.link-more{color:var(--blue-600);font-weight:600;font-size:15px}
.link-more:hover{color:var(--cyan)}

/* ---------- 优势 ---------- */
.feature{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;transition:all .25s}
.feature:hover{box-shadow:var(--shadow);transform:translateY(-4px);border-color:#C7DCF0}
.feature-icon{font-size:34px;margin-bottom:14px}
.feature h3{font-size:18px;color:var(--blue-900);margin-bottom:10px}
.feature p{font-size:14.5px;color:var(--mut)}

/* ---------- 分类卡片 ---------- */
.cat-card{position:relative;display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px 22px;transition:all .25s;overflow:hidden}
.cat-card::after{content:"";position:absolute;left:0;top:0;width:100%;height:3px;background:linear-gradient(90deg,var(--blue-500),var(--cyan));transform:scaleX(0);transform-origin:left;transition:transform .3s}
.cat-card:hover::after{transform:scaleX(1)}
.cat-card:hover{box-shadow:var(--shadow);transform:translateY(-4px)}
.cat-badge{align-self:flex-start;font-size:12px;font-weight:700;color:var(--blue-600);background:#EAF3FC;padding:3px 10px;border-radius:20px;margin-bottom:12px}
.cat-card h3{font-size:16.5px;color:var(--blue-900);line-height:1.45;margin-bottom:8px}
.cat-card p{font-size:13.5px;color:var(--mut);flex:1;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.cat-brand{font-size:12.5px;color:var(--cyan);font-weight:600;margin-top:12px}

/* ---------- 产品卡片 ---------- */
.prod-grid{grid-template-columns:repeat(4,1fr)}
.prod-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:all .25s;display:flex;flex-direction:column}
.prod-card:hover{box-shadow:var(--shadow);transform:translateY(-4px)}
.prod-img{aspect-ratio:4/3;background:#F0F5FA;overflow:hidden}
.prod-img img{width:100%;height:100%;object-fit:cover;transition:transform .35s}
.prod-card:hover .prod-img img{transform:scale(1.06)}
.prod-info{padding:14px 16px 16px}
.prod-cat{font-size:12px;color:var(--cyan);font-weight:600}
.prod-info h3{font-size:15.5px;color:var(--ink);margin-top:4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- 品牌墙 ---------- */
.brand-wall{display:flex;flex-wrap:wrap;gap:14px}
.brand-wall span{background:#fff;border:1px solid var(--line);border-radius:8px;padding:12px 22px;font-size:15px;font-weight:600;color:#33475C;transition:all .2s}
.brand-wall span:hover{border-color:var(--cyan);color:var(--blue-600);box-shadow:var(--shadow)}

/* ---------- 新闻卡片/列表 ---------- */
.news-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;transition:all .25s}
.news-card:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.news-card time{font-size:12.5px;color:var(--cyan);font-weight:700}
.news-card h3{font-size:15.5px;margin:8px 0;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card p{font-size:13px;color:var(--mut);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-list{display:flex;flex-direction:column;gap:14px}
.news-item{display:flex;gap:22px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px 24px;transition:all .2s}
.news-item:hover{box-shadow:var(--shadow);border-color:#C7DCF0}
.news-item-date{flex-shrink:0;text-align:center;background:var(--bg);border-radius:10px;padding:10px 14px;min-width:72px}
.news-item-date b{display:block;font-size:24px;color:var(--blue-600);line-height:1.1}
.news-item-date span{font-size:11.5px;color:var(--mut)}
.news-item-body{flex:1;min-width:0}
.news-item-body h3{font-size:16.5px;color:var(--blue-900);margin-bottom:6px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.news-item-body p{font-size:13.5px;color:var(--mut);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-item-arrow{color:var(--cyan);font-size:20px;flex-shrink:0}

/* ---------- CTA 横幅 ---------- */
.cta-band{background:linear-gradient(100deg,var(--blue-800),var(--blue-500));color:#fff;padding:56px 0}
.cta-in{display:flex;justify-content:space-between;align-items:center;gap:32px;flex-wrap:wrap}
.cta-in h2{font-size:28px;margin-bottom:8px}
.cta-in p{color:#C9DFF3}

/* ---------- 内页头部 ---------- */
.page-head{background:linear-gradient(120deg,var(--blue-800),var(--blue-600));color:#fff;padding:48px 0 40px}
.crumbs{font-size:13px;color:#9FC3E4;margin-bottom:14px;display:flex;gap:8px;flex-wrap:wrap}
.crumbs a:hover{color:#fff}
.crumbs i{font-style:normal;opacity:.5}
.crumbs span{color:#E4F1FB}
.page-head h1{font-size:32px}
.page-head-sub{color:#B9D4EC;margin-top:8px;font-size:15px}

/* ---------- 关于页 ---------- */
.about-grid{display:grid;grid-template-columns:1fr 300px;gap:40px;align-items:start}
.about-text .sec-head{margin-bottom:22px}
.lead-para{font-size:16.5px;color:#2A3B4E}
.tick-list{list-style:none;margin:16px 0}
.tick-list li{padding:7px 0 7px 30px;position:relative;color:#33475C;font-size:15px;border-bottom:1px dashed var(--line)}
.tick-list li::before{content:"✓";position:absolute;left:4px;color:var(--cyan);font-weight:700}
.about-side{display:flex;flex-direction:column;gap:16px;position:sticky;top:96px}
.stat-card{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:20px 24px}
.stat-card b{font-size:26px;color:var(--blue-600);display:block}
.stat-card span{font-size:13.5px;color:var(--mut)}
.side-contact{background:var(--blue-800);color:#fff;border-radius:var(--radius);padding:24px}
.side-contact h3{font-size:17px;margin-bottom:8px}
.side-contact p{font-size:14px;color:#B9D4EC;margin-bottom:16px}
.side-contact .btn-primary{background:#fff;color:var(--blue-800)}
.side-contact .btn-primary:hover{background:#E8F1FA}

/* ---------- 产品列表 ---------- */
.products-layout{display:grid;grid-template-columns:260px 1fr;gap:32px;align-items:start}
.prod-side{display:flex;flex-direction:column;gap:22px;position:sticky;top:96px}
.search-box{display:flex;border:1.5px solid var(--line);border-radius:10px;overflow:hidden;background:#fff}
.search-box input{flex:1;border:0;outline:0;padding:10px 14px;font-size:14px}
.search-box button{border:0;background:var(--blue-600);color:#fff;width:44px;font-size:17px;cursor:pointer}
.side-group h4{font-size:14px;color:var(--blue-900);margin-bottom:12px;padding-bottom:8px;border-bottom:2px solid var(--blue-600);display:inline-block}
.chip-row{display:flex;flex-wrap:wrap;gap:8px}
.chip{font-size:13px;padding:5px 14px;border-radius:20px;border:1px solid var(--line);color:#33475C;transition:all .2s;background:#fff}
.chip:hover{border-color:var(--cyan);color:var(--blue-600)}
.chip.on{background:var(--blue-600);border-color:var(--blue-600);color:#fff}
.side-nav{display:flex;flex-direction:column;gap:2px}
.side-nav a{font-size:13.5px;padding:9px 12px;border-radius:8px;color:#33475C;line-height:1.4;transition:all .2s}
.side-nav a:hover{background:#EFF6FC;color:var(--blue-600)}
.side-nav a.on{background:var(--blue-600);color:#fff}
.side-cta{background:linear-gradient(135deg,var(--blue-800),var(--blue-500));border-radius:var(--radius);padding:20px;color:#fff}
.side-cta p{font-size:14px;color:#C9DFF3;margin-bottom:12px}
.empty-state{text-align:center;padding:70px 20px;background:var(--bg);border-radius:var(--radius);color:var(--mut)}
.empty-state b{display:block;font-size:19px;color:var(--blue-900);margin-bottom:8px}
.empty-state .btn{margin-top:16px}
.pager{display:flex;justify-content:center;align-items:center;gap:18px;margin-top:36px}
.pager a{padding:8px 18px;border:1px solid var(--line);border-radius:8px;font-size:14px;background:#fff;transition:all .2s}
.pager a:hover{border-color:var(--blue-600);color:var(--blue-600)}
.pager-info{color:var(--mut);font-size:14px}

/* ---------- 产品详情 ---------- */
.product-detail{display:grid;grid-template-columns:460px 1fr;gap:40px;margin-bottom:56px;align-items:start}
.pd-main-img{background:#F0F5FA;border-radius:var(--radius);overflow:hidden;aspect-ratio:4/3;display:flex;align-items:center;justify-content:center}
.pd-main-img img{width:100%;height:100%;object-fit:contain}
.pd-thumbs{display:flex;gap:10px;margin-top:12px;flex-wrap:wrap}
.pd-thumb{width:72px;height:54px;border-radius:8px;overflow:hidden;border:2px solid transparent;cursor:pointer;background:#F0F5FA;padding:0}
.pd-thumb img{width:100%;height:100%;object-fit:cover}
.pd-thumb.on{border-color:var(--cyan)}
.pd-info h1{font-size:27px;color:var(--blue-900);margin:10px 0 14px}
.pd-badges{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.badge{font-size:12.5px;font-weight:600;padding:4px 12px;border-radius:20px;background:#EAF3FC;color:var(--blue-600)}
.badge-ok{background:#E8F7EE;color:#15803D}
.pd-summary{color:var(--mut);font-size:15px;margin-bottom:18px}
.spec-table{width:100%;border-collapse:collapse;font-size:14px;margin:8px 0 22px;background:#fff;border-radius:10px;overflow:hidden;border:1px solid var(--line)}
.spec-table caption{text-align:left;font-weight:700;color:var(--blue-900);padding:10px 14px;background:var(--bg)}
.spec-table th{width:130px;text-align:left;padding:10px 14px;background:#FAFCFE;color:var(--mut);font-weight:600;border-bottom:1px solid var(--line)}
.spec-table td{padding:10px 14px;border-bottom:1px solid var(--line);color:#2A3B4E}
.pd-actions{display:flex;gap:14px;flex-wrap:wrap}
.pd-note{font-size:13px;color:var(--mut);margin-top:14px}
.pd-desc{margin-bottom:56px}
.pd-desc p{color:#33475C;margin-bottom:10px;max-width:900px}

/* ---------- 文章 ---------- */
.article-title{font-size:28px;color:var(--blue-900);line-height:1.45;margin-bottom:12px}
.article-meta{font-size:13.5px;color:var(--mut);padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:26px}
.article-body p{color:#2A3B4E;margin-bottom:16px;font-size:16px}
.article-nav{display:flex;justify-content:space-between;gap:20px;padding:22px 0;border-top:1px solid var(--line);font-size:14px}
.article-nav a{color:var(--blue-600);max-width:48%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-cta{margin-top:34px;background:linear-gradient(120deg,var(--blue-800),var(--blue-500));border-radius:var(--radius);padding:28px 32px;color:#fff;display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.article-cta p{color:#C9DFF3}
.article-cta .btn-light{flex-shrink:0}

/* ---------- 联系页 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:48px;align-items:start}
.contact-cards{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:24px}
.contact-card{background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:16px 18px;font-size:14px}
.cc-label{display:block;font-size:11.5px;letter-spacing:1px;color:var(--mut);margin-bottom:4px}
.contact-card a{color:var(--blue-600);font-weight:600;font-size:15.5px}
.contact-card a:hover{color:var(--cyan)}
.contact-qr{display:flex;align-items:center;gap:18px;background:var(--bg);border-radius:var(--radius);padding:18px}
.contact-qr img{width:120px;height:120px;border-radius:8px;object-fit:cover}
.qr-placeholder{width:120px;height:120px;border-radius:8px;background:#fff;border:1.5px dashed #B9CFE4;display:flex;align-items:center;justify-content:center;text-align:center;font-size:13px;color:var(--mut);flex-shrink:0}
.contact-qr p{font-size:13.5px;color:var(--mut)}
.contact-form-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow)}
.contact-form-wrap h2{font-size:22px;color:var(--blue-900)}
.form-hint{font-size:13.5px;color:var(--mut);margin:6px 0 20px}
.form-ok{background:#E8F7EE;color:#15803D;border-radius:8px;padding:12px 16px;margin-bottom:18px;font-size:14.5px;font-weight:600}
.contact-form label{display:flex;flex-direction:column;gap:6px;font-size:13.5px;color:var(--mut);margin-bottom:16px}
.contact-form label i{color:#DC2626;font-style:normal}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.contact-form input,.contact-form textarea{border:1.5px solid var(--line);border-radius:8px;padding:11px 14px;font-size:15px;font-family:inherit;outline:0;transition:border .2s}
.contact-form input:focus,.contact-form textarea:focus{border-color:var(--cyan)}

/* ---------- 招聘 ---------- */
.job-list{display:flex;flex-direction:column;gap:14px}
.job-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.job-item summary{display:flex;align-items:center;gap:16px;padding:18px 24px;cursor:pointer;list-style:none}
.job-item summary::-webkit-details-marker{display:none}
.job-item summary b{font-size:17px;color:var(--blue-900)}
.job-item summary::after{content:"+";margin-left:auto;font-size:22px;color:var(--cyan);font-weight:300}
.job-item[open] summary::after{content:"–"}
.job-meta{font-size:13px;color:var(--mut);background:var(--bg);padding:3px 12px;border-radius:20px}
.job-body{padding:0 24px 20px;color:#33475C;font-size:14.5px}

/* ---------- 页脚 ---------- */
.footer{background:var(--blue-800);color:#B9D4EC;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1.3fr .8fr;gap:36px;padding:56px 20px 40px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:14px}
.footer-brand b{color:#fff;font-size:17px}
.footer-about p{font-size:13.5px;line-height:1.8}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px}
.footer-col a,.footer-col span{display:block;font-size:13.5px;padding:4px 0;color:#B9D4EC}
.footer-col a:hover{color:#fff}
.footer-qr img{width:130px;height:130px;border-radius:8px;background:#fff;padding:6px;object-fit:cover}
.footer-qr .qr-placeholder{background:rgba(255,255,255,.08);border-color:#3E86C6;color:#9FC3E4}
.footer-bar{border-top:1px solid rgba(255,255,255,.12)}
.footer-bar-in{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;font-size:12.5px;flex-wrap:wrap;gap:8px}
.footer-admin{color:#7A9BBE}
.footer-admin:hover{color:#fff}

/* ---------- 返回顶部 ---------- */
.backtop{position:fixed;right:26px;bottom:30px;width:46px;height:46px;border-radius:50%;background:var(--blue-600);color:#fff;border:0;font-size:18px;cursor:pointer;opacity:0;pointer-events:none;transition:all .3s;box-shadow:var(--shadow);z-index:90}
.backtop.show{opacity:1;pointer-events:auto}
.backtop:hover{background:var(--blue-800)}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .products-layout{grid-template-columns:1fr}
  .prod-side{position:static;flex-direction:row;flex-wrap:wrap;align-items:flex-start}
  .side-group{flex:1;min-width:220px}
  .side-cta{flex:1;min-width:220px}
  .product-detail{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .about-grid{grid-template-columns:1fr}
  .about-side{position:static;flex-direction:row;flex-wrap:wrap}
  .about-side>*{flex:1;min-width:200px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  .nav{position:fixed;top:108px;left:0;right:0;background:#fff;flex-direction:column;padding:12px 20px 20px;box-shadow:0 16px 30px rgba(13,42,74,.15);display:none;z-index:99}
  .nav.open{display:flex}
  .nav a{padding:12px 16px}
  .nav-toggle{display:flex}
  .topbar-slogan{display:none}
  .hero h1{font-size:31px}
  .hero-stats div{padding-right:20px;margin-right:20px}
  .hero-stats b{font-size:22px}
  .grid-4,.grid-3{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .contact-cards{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .news-item{flex-direction:column;align-items:flex-start;gap:10px}
  .news-item-arrow{display:none}
  .cta-in{flex-direction:column;align-items:flex-start}
  .frow{flex-direction:column}
}

/* ============ 国际站 / 定制 RFQ ============ */
.lang-switch{display:inline-block;border:1px solid rgba(255,255,255,.4);border-radius:4px;padding:0 7px;margin-left:10px;font-size:12px;font-weight:600;letter-spacing:.5px;transition:all .2s}
.lang-switch:hover{background:#fff;color:var(--blue-800);border-color:#fff}
.footer-bar .lang-switch{border-color:var(--line);color:var(--mut);margin-right:14px}
.footer-bar .lang-switch:hover{background:var(--blue-800);color:#fff;border-color:var(--blue-800)}

/* WhatsApp 浮动按钮(英文站) */
.whatsapp-fab{position:fixed;right:22px;bottom:88px;z-index:60;width:54px;height:54px;border-radius:50%;background:#25D366;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(37,211,102,.45);transition:transform .2s}
.whatsapp-fab:hover{transform:scale(1.08)}
.wa-card{display:flex;align-items:center;gap:8px;color:var(--mut);font-size:13px;padding:4px 0}
.wa-card:hover{color:var(--blue-600)}
.wa-btn-lg{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:#25D366;color:#fff;border-radius:10px;padding:13px 26px;font-size:15px;font-weight:600}
.wa-btn-lg:hover{background:#1FBF5C}

/* 非标加工页 */
.cap-grid{margin-bottom:8px}
.cap-card{border:1px solid var(--line);border-radius:12px;padding:22px;background:var(--card)}
.rfq-wrap{display:grid;grid-template-columns:1fr 1.1fr;gap:34px;align-items:start}
.rfq-intro .tick-list{margin:14px 0 0 4px}
.rfq-form-wrap{border:1px solid var(--line);border-radius:14px;padding:26px;background:#fff;box-shadow:var(--shadow)}
.hp-field{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.file-label{border:1.5px dashed #B9CFE4;border-radius:10px;padding:12px 14px;cursor:pointer}
.file-label input{width:100%;margin-top:8px;font-size:13px;color:var(--mut)}
.file-pick{cursor:default}
.file-pick .file-native{display:none}
.file-row{display:flex;align-items:center;gap:10px;margin-top:10px}
.file-btn{border:1.5px solid var(--cyan);background:#fff;color:var(--blue-900,inherit);border-radius:8px;padding:8px 16px;font-size:13.5px;font-family:inherit;cursor:pointer;transition:border .2s,background .2s}
.file-btn:hover{background:var(--cyan);color:#fff}
.file-status{font-size:13px;color:var(--mut)}
.file-list{list-style:none;margin:8px 0 0;padding:0;display:flex;flex-direction:column;gap:6px}
.file-list li{display:flex;align-items:center;justify-content:space-between;gap:10px;background:#F2F7FB;border-radius:8px;padding:7px 12px;font-size:13px;color:var(--blue-900,inherit)}
.file-list li .file-name{word-break:break-all}
.file-list li button{border:0;background:transparent;color:#DC2626;font-size:16px;line-height:1;cursor:pointer;padding:0 2px}
.form-err{background:#FEF2F2;color:#DC2626;border:1px solid #F3B4B4;border-radius:8px;padding:10px 14px;font-size:14px;margin-bottom:12px}
.form-note{font-size:12.5px;color:var(--mut);margin-top:10px;line-height:1.5}

@media (max-width:960px){
  .rfq-wrap{grid-template-columns:1fr;gap:22px}
  .whatsapp-fab{right:14px;bottom:76px;width:48px;height:48px}
}