/* ===== 导航栏修复（放在最开头确保生效） ===== */
@media (min-width: 901px) and (max-width: 1200px) {
  .header .container {
    justify-content: flex-start !important;
    gap: 8px !important;
    padding: 0 12px !important;
  }
  .header .logo {
    margin-right: 8px !important;
    gap: 6px !important;
  }
  .header .logo-img {
    width: 36px !important;
    height: 36px !important;
  }
  .header .logo-text .cn {
    font-size: 18px !important;
  }
  .header .nav a {
    font-size: 13px !important;
    padding: 0 6px !important;
  }
  .header .nav-actions {
    gap: 6px !important;
  }
  .header .nav-search-input {
    width: 100px !important;
  }
}/* =========================================================
   鑻忓窞宸ヤ笟鍥尯璋疯敽鍟嗚锤鏈夐檺鍏徃 - 瀹樼綉鏍峰紡琛?
   ========================================================= */
:root{
  --primary:#0f4c81;
  --primary-dark:#0a3558;
  --primary-light:#e9f2fa;
  --accent:#e8862d;
  --accent-dark:#c96f1a;
  --text:#2b3440;
  --text-light:#6b7684;
  --bg:#ffffff;
  --bg-gray:#f4f6f9;
  --border:#e3e8ef;
  --radius:10px;
  --shadow:0 6px 24px rgba(15,76,129,.10);
  --shadow-lg:0 12px 40px rgba(15,76,129,.16);

  --link:#0f4c81;
  --text-secondary:#7d96ad;
  --text-muted:#9aa5b1;
  --footer-bg:#0f3a5e;
  --footer-text:#c9dbe8;
  --footer-text-2:#8fa8be;
  --footer-link:#a9c1d8;
  --banner-start:#0c3d6e;
  --banner-end:#1e6fae;
  --crumb-text:#5a6672;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"Microsoft YaHei","PingFang SC","Hiragino Sans GB","Helvetica Neue",Arial,sans-serif;
  color:var(--text);
  background:var(--bg);
  font-size:15px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
/* 棰勭暀婊氬姩鏉＄┖闂达紝閬垮厤婊氬姩鏉″嚭鐜?娑堝け瀵艰嚧椤甸潰瀹藉害鍙樺寲(瀵艰埅鎶栧姩) */
html{overflow-y:scroll;scrollbar-gutter:stable}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}

/* ---------- 椤堕儴鑱旂郴鏍?---------- */
.topbar{background:var(--primary-dark);color:#cfe0f0;font-size:13px}
.topbar .container{display:flex;justify-content:space-between;align-items:center;height:36px}
.topbar a{color:#cfe0f0}
.topbar a:hover{color:#fff}
.topbar .tb-left span{margin-right:22px}
.topbar .tb-left i{font-style:normal;color:var(--accent);margin-right:4px}
.topbar .tb-right a{margin-left:18px}

/* ---------- 涓诲ご閮?---------- */
.header{background:#fff;position:sticky;top:0;z-index:999;box-shadow:0 2px 12px rgba(15,76,129,.08)}
.header .container{display:flex;align-items:center;justify-content:center;height:82px;width:1400px;max-width:100%;gap:16px 32px;padding:0 20px}
.logo{display:flex;align-items:center;gap:12px;margin-right:58px;}
.logo-mark{
  width:46px;height:46px;border-radius:9px;flex:none;
  background:linear-gradient(135deg,var(--primary),#1c6cab);
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:22px;font-family:Georgia,serif;
}
.logo-img{width:50px;height:50px;object-fit:contain;flex:none}
.logo-text .cn{font-size:30px;font-weight:800;color:var(--primary-dark);letter-spacing:2px;white-space:nowrap;line-height:1.2;word-break:keep-all}
.logo-text .en{font-size:12px;color:var(--text-light);letter-spacing:1.5px;text-transform:uppercase;white-space:normal;line-height:1.3}
.nav{display:flex;align-items:center;gap:6px;flex-wrap:wrap;flex:1 1 auto;justify-content:flex-end;min-width:0}
.nav a{
  padding:6px 5px;font-size:14px !important;font-weight:600;color:var(--text);
  border-radius:6px;transition:color .25s,background-color .25s;position:relative;white-space:nowrap;
  line-height:1.5;display:inline-block;
}
.nav a:hover,.nav a.active{color:var(--primary);transform:none !important;}
.nav a.active::after{
  content:"";position:absolute;left:9px;right:9px;bottom:2px;height:3px;
  background:var(--accent);border-radius:3px;
}
/* 旧规则已废弃，使用下方 .nav-cta 统一规则
.nav a.nav-cta{
  background:linear-gradient(135deg,var(--accent),var(--accent-dark));color:#fff !important;padding:6px 10px !important;border-radius:6px;
  box-shadow:0 2px 8px rgba(232,134,45,.3);font-size:13px !important;font-weight:600;
}
*/
.nav a.nav-cta:hover{background:var(--accent-dark);color:#fff !important;font-size:13px !important;transform:none !important;transition:none !important}
/* 椤堕儴瀵艰埅锛氬鑸粍(鑿滃崟+鎼滅储+鑱旂郴+璇█)鏁翠綋灞呬腑锛岀揣鍑戞帓鍒?*/
.nav-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none;padding:6px}
.nav-toggle span{width:26px;height:3px;background:var(--primary-dark);border-radius:3px;transition:.3s}

.crumb{
  background:#f4f6f9;
  border-bottom:1px solid #e8edf2;
  font-size:13px;
  color:#5a6672;
  padding:10px max(20px, calc((100vw - 1200px) / 2 + 20px));
  line-height:1.6;
  word-break:break-word;
  white-space:normal;
  min-height:21px;
  display:block; /* 娴佸紡甯冨眬锛氶摼鎺ヤ笌鍒嗛殧绗︿负inline锛屼竴琛屽埌澶磋嚜鍔ㄦ崲琛岋紝涓嶄緷璧杅lex */
  text-align:left;
}
.crumb a{color:var(--primary);text-decoration:none}
.crumb .sep{margin:0 6px;color:var(--text-muted)}
.crumb a:hover{text-decoration:underline}

/* ---------- 杞挱 ---------- */
.hero{position:relative;overflow:hidden;background:var(--primary-dark);height:500px}
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity 1s;background-size:cover;background-position:center;height:100%}
.hero-slide.active{opacity:1}
/* hero bg img fallback 2026-10-09: background-image not loaded on some mobile webviews */
.hero-slide .hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;z-index:0}
.hero-slide .hero-inner{position:relative;z-index:2}

/* 杞挱宸﹀彸绠ご */
.hero-arrow{
  position:absolute;top:50%;transform:translateY(-50%);z-index:3;
  width:46px;height:46px;border-radius:50%;border:none;cursor:pointer;
  background:rgba(255,255,255,.18);color:#fff;font-size:20px;line-height:1;
  display:flex;align-items:center;justify-content:center;
  transition:.25s;backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px);
}
.hero-arrow:hover{background:rgba(232,134,45,.92)}
.hero-prev{left:18px}
.hero-next{right:18px}
@media(max-width:768px){
  .hero-arrow{width:36px;height:36px;font-size:16px}
  .hero-prev{left:8px}
  .hero-next{right:8px}
}
.hero-inner{
  position:relative;max-width:1200px;margin:0 auto;padding:60px 20px;
  min-height:500px;display:flex;align-items:center;color:#fff;z-index:2;
}
.hero-copy{max-width:560px}
.hero-copy .tag{
  display:inline-block;background:var(--accent-dark);color:#fff;font-size:13px;
  padding:4px 14px;border-radius:20px;margin-bottom:18px;font-weight:600;letter-spacing:1px;
}
.hero-copy h1{font-size:42px;line-height:1.3;font-weight:800;margin-bottom:14px;text-shadow:0 2px 12px rgba(0,0,0,.25)}
.hero-copy p{font-size:16px;color:rgba(255,255,255,.92);margin-bottom:28px;text-shadow:0 1px 6px rgba(0,0,0,.3)}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap}
.btn{
  display:inline-block;padding:12px 28px;border-radius:6px;font-size:15px;font-weight:600;
  transition:.25s;cursor:pointer;border:none;
}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent-dark));color:#fff;box-shadow:0 6px 18px rgba(232,134,45,.4)}
.btn-primary:hover{background:var(--accent-dark);transform:translateY(-2px)}
.btn-ghost{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.6)}
.btn-ghost:hover{background:#fff;color:var(--primary)}
/* 产品详情页白色背景上的幽灵按钮 */
.pd-btns .btn-ghost{background:transparent;color:var(--primary);border:1px solid var(--primary)}
.pd-btns .btn-ghost:hover{background:var(--primary);color:#fff}

/* CTA区域按钮统一样式：深蓝色背景上两个按钮协调 */
.cta .btn-primary,
.cta .btn-outline,
.cta .btn-ghost{
  padding:12px 28px !important;
  font-size:15px !important;
  border-radius:6px !important;
  line-height:1.5 !important;
  font-weight:600 !important;
  transition:all 0.2s !important;
}
.cta .btn-primary{
  background:#fff !important;
  color:#0f4c81 !important;
  box-shadow:0 2px 8px rgba(0,0,0,0.15) !important;
  border:none !important;
}
.cta .pd-btns .btn-ghost,
.cta .btn-ghost{
  background:rgba(255,255,255,0.15) !important;
  color:#fff !important;
  border:1px solid rgba(255,255,255,0.6) !important;
  box-shadow:none !important;
}
.cta .pd-btns .btn-primary,
.cta .btn-primary{
  background:#fff !important;
  color:#0f4c81 !important;
  box-shadow:0 2px 8px rgba(0,0,0,0.15) !important;
  border:none !important;
}
.cta .pd-btns .btn-primary:hover,
.cta .btn-primary:hover{
  background:#f0f7ff !important;
  transform:translateY(-2px) !important;
  box-shadow:0 4px 12px rgba(0,0,0,0.2) !important;
}
.cta .pd-btns .btn-ghost:hover,
.cta .btn-ghost:hover{
  background:rgba(255,255,255,0.25) !important;
  color:#fff !important;
  transform:translateY(-2px) !important;
}

/* 产品详情页转发按钮统一样式：固定位置 */
.pd-info .share-trigger{
  display:inline-flex !important;
  align-items:center !important;
  gap:6px !important;
  padding:8px 18px !important;
  border:1px solid var(--border) !important;
  border-radius:8px !important;
  background:#fff !important;
  font-size:14px !important;
  color:var(--text) !important;
  cursor:pointer !important;
  transition:all 0.2s !important;
  font-weight:500 !important;
  margin-top:0 !important;
  margin-bottom:0 !important;
}
.pd-info .share-trigger:hover{
  border-color:var(--primary) !important;
  color:var(--primary) !important;
  background:#f0f7ff !important;
  transform:translateY(-1px) !important;
  box-shadow:0 4px 12px rgba(0,0,0,0.08) !important;
}
.pd-info .share-trigger .icon{
  font-size:16px !important;
}

/* 转发按钮容器：固定在产品信息区域底部，获取报价按钮上方 */
.pd-info > div:has(.share-trigger){
  margin-top:20px !important;
  margin-bottom:20px !important;
  padding-top:0 !important;
  padding-bottom:0 !important;
  text-align:left !important;
}

/* 确保转发按钮和获取报价按钮之间有固定间距 */
.pd-info .pd-btns{
  margin-top:0 !important;
}
/* CTA区域按钮间距 */
.cta .btn + .btn,
.cta .btn + button,
.cta button + .btn,
.cta button + button{
  margin-left:15px !important;
}
.hero-dots{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);display:flex;gap:9px;z-index:5}
.hero-dots button{
  width:30px;height:5px;border:none;border-radius:3px;background:rgba(255,255,255,.5);cursor:pointer;transition:.3s;
}
.hero-dots button.active{background:var(--accent);width:44px}

/* ---------- 鍖哄潡閫氱敤 ---------- */
.section{padding:72px 0}
/* 妯箙涓嬫柟鍐呭鍧楅棿璺濇敹绱э紙鍐呴〉缁熶竴锛?*/
.page-banner + .section{padding-top:34px}
.section.gray{background:var(--bg-gray)}
.section-head{text-align:center;max-width:720px;margin:0 auto 20px}
.section-head .en{
  font-size:13px;letter-spacing:4px;color:var(--accent);text-transform:uppercase;font-weight:700;
}
.section-head h2{font-size:20px;color:var(--primary-dark);font-weight:800;margin:8px 0 12px}
.section-head p{color:var(--text-light);font-size:15px}

/* ---------- 浼樺娍 ---------- */
.features{display:grid;grid-template-columns:repeat(4,1fr);gap:16px 32px}
.feature{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:30px 24px;text-align:center;transition:.3s;
}
.feature:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.feature .icon{
  width:64px;height:64px;margin:0 auto 16px;border-radius:16px;
  background:var(--primary-light);color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-size:30px;font-weight:800;
}
.feature h3{font-size:17px;margin-bottom:8px;color:var(--primary-dark)}
.feature p{font-size:13.5px;color:var(--text-light)}

/* ---------- 鍏充簬鎽樿 ---------- */
.about-wrap{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:stretch}
.about-img{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);min-height:100%;height:100%;display:flex;align-items:stretch}
.about-img img{width:100%;height:100%;min-height:100%;object-fit:cover;display:block}
.about-text h3{font-size:24px;color:var(--primary-dark);margin-bottom:16px}
.about-text p{margin-bottom:14px;color:var(--text-light)}
.about-text .highlights{margin:18px 0;display:grid;grid-template-columns:1fr 1fr;gap:10px}
.about-text .highlights li{
  background:var(--bg-gray);border-radius:8px;padding:10px 14px;font-size:13.5px;
  display:flex;align-items:center;gap:8px;color:var(--text);
}
.about-text .highlights li::before{content:"\2713";color:var(--accent);font-weight:800}

/* ---------- 浜у搧 ---------- */

/* 闃垮鏂．瀹樼綉鍏ㄧ郴鍒椾骇鍝佹竻鍗?*/
.series-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.series-chip{display:inline-block;padding:7px 15px;background:var(--primary-light);border:1px solid #cfe0f0;border-radius:20px;font-size:13px;color:var(--primary-dark);transition:.25s}
.series-chip:hover{background:var(--primary);color:#fff;border-color:var(--primary)}
.series-note{grid-column:1 / -1;margin-top:18px;padding:13px 20px;width:100%;box-sizing:border-box;background:var(--primary-light);border-left:3px solid var(--primary);border-radius:4px;font-size:14px;color:var(--text)}
.series-note .ph-phone{color:var(--accent-dark);font-weight:700}
@media(max-width:768px){.series-chip{font-size:12px;padding:6px 12px}}


/* Armstrong 鍏ㄧ郴鍒?SKU 灞曠ず锛堢被鍨?鈫?浜у搧绯诲垪 鈫?浜у搧锛?*/
.series-tabs{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0 4px}
.series-tabs a{display:inline-block;padding:8px 18px;border:1px solid #d7dee6;border-radius:22px;background:#fff;color:var(--text-secondary);font-size:14px;text-decoration:none;cursor:pointer;transition:all .25s}
.series-tabs a:hover{border-color:var(--primary);color:var(--primary)}
.series-tabs a.active{background:var(--primary);color:#fff;border-color:var(--primary);font-weight:600}
.series-panel{display:none}
.series-panel.active{display:block;animation:fadeIn .35s ease}
.series-panel-title{font-size:19px;font-weight:700;color:var(--primary);margin:14px 0 14px;padding-bottom:10px;border-bottom:2px solid var(--primary)}
.series-panel-title .count{font-size:13px;color:var(--text-light);font-weight:400;margin-left:8px}
@keyframes fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
@media(max-width:768px){.series-tabs{gap:8px}.series-tabs a{font-size:12px;padding:6px 13px}}
.sku-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.sku-card{background:#fff;border:1px solid var(--border);border-radius:8px;overflow:hidden;transition:.2s}
.sku-card:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.sku-thumb{height:150px;background:var(--bg-gray);overflow:hidden;position:relative}
.sku-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.sku-code{padding:8px 10px 0;font-size:12px;color:var(--text-light);font-family:Consolas,Monaco,monospace;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sku-name{padding:3px 10px 0;font-size:14px;font-weight:600;color:var(--text)}
.sku-spec{padding:3px 10px 12px;font-size:12px;color:var(--text-light)}
@media(max-width:1024px){.sku-grid{grid-template-columns:repeat(4,1fr)}}
@media(max-width:768px){.sku-grid{grid-template-columns:repeat(3,1fr)}.sku-thumb{height:110px}}

.products{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.product-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;
  transition:.3s;display:block;
}
.product-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.product-card .thumb{height:200px;overflow:hidden;position:relative}
.product-card .thumb img{width:100%;height:100%;object-fit:cover;transition:.5s}
.product-card:hover .thumb img{transform:scale(1.06)}
.product-card .info{padding:16px}
.product-card .info h3{font-size:17px;color:var(--primary-dark);margin-bottom:8px}
.product-card .info p{font-size:13px;color:var(--text-light);line-height:1.6}
.product-card .more{display:inline-block;margin-top:12px;color:var(--accent);font-size:13.5px;font-weight:600}
/* 妯増灏侀潰鍥剧殑浜у搧鍗＄墖锛氱缉鐣ュ浘鎸夊浘鐗囨瘮渚嬪畬鏁存樉绀?*/
.product-card.thumb-wide .thumb{height:auto;background:var(--bg-gray)}
.product-card.thumb-wide .thumb img{height:auto;position:static;object-fit:contain}
@media(max-width:768px){.product-card.thumb-wide .thumb img{min-height:150px}}
/* 浜у搧绯诲垪闈㈡澘鍐呯殑璇︽儏鍏ュ彛锛堟磥鍑€榫?PDF 璇︽儏绛夛級 */
.series-detail-link{display:inline-block;margin:2px 0 16px;padding:9px 18px;background:linear-gradient(135deg,var(--accent),var(--accent-dark));color:#fff;border-radius:6px;font-size:14px;font-weight:600;transition:.3s}
.series-detail-link:hover{opacity:.9;color:#fff;transform:translateY(-2px)}
/* 浜у搧涓績锛氫骇鍝佺郴鍒楀崱鐗囷紙鐐瑰嚮杩涘叆绯诲垪璇︽儏椤碉級 */
.series-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:10px}
.brand-panel .products{display:block;gap:0}
.series-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:.3s;display:block}
.series-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.series-card .sc-thumb{height:160px;overflow:hidden;background:var(--bg-gray);position:relative}
.series-card .sc-thumb img{width:100%;height:100%;object-fit:cover;transition:.5s}
.series-card:hover .sc-thumb img{transform:scale(1.06)}
.series-card .sc-info{padding:15px}
.series-card .sc-info h3{font-size:15px;color:var(--primary-dark);margin-bottom:3px}
.series-card .sc-info p{font-size:12.5px;color:var(--text-light)}
.series-card .sc-info .more{display:inline-block;margin-top:8px;color:var(--accent);font-size:13px;font-weight:600}
@media(max-width:900px){.series-cards{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.series-cards{grid-template-columns:1fr}}
/* 绯诲垪璇︽儏椤?*/
.series-page-head{margin-bottom:24px}
.series-page-head h2{font-size:26px;color:var(--primary-dark);font-weight:800;margin:8px 0 10px}
.series-intro{font-size:14.5px;line-height:1.8;color:var(--text)}
.series-cta{margin-top:30px;padding:24px;background:var(--primary-light);border-left:4px solid var(--primary);border-radius:var(--radius)}
.series-cta p{font-size:15px;margin-bottom:14px}
.series-cta .pd-btns{margin-top:0}

/* ---------- 娴佺▼ ---------- */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.step{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:26px 18px;text-align:center;position:relative;transition:.3s;
}
.step:hover{box-shadow:var(--shadow);transform:translateY(-4px)}
.step .num{
  width:46px;height:46px;margin:0 auto 14px;border-radius:50%;
  background:linear-gradient(135deg,var(--primary),#1c6cab);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:800;
}
.step h4{font-size:15px;color:var(--primary-dark);margin-bottom:6px}
.step p{font-size:12.5px;color:var(--text-light)}

/* ---------- 妗堜緥 ---------- */
.cases{display:grid;grid-template-columns:repeat(3,1fr);gap:16px 32px}
.case-card{position:relative;border-radius:var(--radius);overflow:hidden;height:260px;display:block;box-shadow:var(--shadow)}
.case-card img{width:100%;height:100%;object-fit:cover;transition:.5s}
.case-card:hover img{transform:scale(1.07)}
.case-card .mask{
  position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,53,88,0) 30%,rgba(10,53,88,.82) 100%);
  display:flex;align-items:flex-end;padding:22px;color:#fff;
}
.case-card .mask h4{font-size:18px;margin-bottom:4px}
.case-card .mask p{font-size:13px;opacity:.85}

/* ---------- 鏂伴椈 ---------- */
.news-list{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.news-item{
  display:flex;gap:16px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:18px;transition:.3s;align-items:flex-start;
}
.news-item:hover{box-shadow:var(--shadow);border-color:transparent}
.news-item .date{
  flex:none;width:64px;text-align:center;background:var(--primary-light);
  border-radius:8px;padding:10px 4px;color:var(--primary);
}
.news-item .date b{display:block;font-size:22px;line-height:1.1}
.news-item .date span{font-size:12px}
.news-item h4{font-size:15.5px;margin-bottom:6px;color:var(--text)}
.news-item h4:hover{color:var(--primary)}
.news-item p{font-size:13px;color:var(--text-light);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- CTA ---------- */
.cta{
  background:linear-gradient(120deg,var(--primary-dark),var(--primary) 60%,#1c6cab);
  color:#fff;text-align:center;padding:34px 20px;border-radius:var(--radius);
  position:relative;overflow:hidden;
}
.cta h3{font-size:22px;font-weight:800;margin-bottom:12px}
.cta p{color:rgba(255,255,255,.85);margin-bottom:20px;font-size:14px}
.cta .phone{font-size:24px;font-weight:800;color:var(--accent);letter-spacing:1px}

/* ---------- 椤佃剼 ---------- */
.footer{background:var(--footer-bg);color:var(--footer-text);font-size:13.5px}
.footer-top{padding:52px 0 36px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px}
.footer h4{color:#fff;font-size:16px;margin-bottom:18px;position:relative;padding-bottom:10px}
.footer h4::after{content:"";position:absolute;left:0;bottom:0;width:34px;height:3px;background:var(--accent);border-radius:3px}
.footer .f-brand p{margin-top:14px;line-height:1.9;color:var(--footer-text-2)}
.footer li{margin-bottom:10px}
.footer li a:hover{color:#fff}
.footer .f-contact li{display:flex;gap:8px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:16px 0;text-align:center;font-size:12.5px;color:var(--footer-link)}
.footer-bottom .container{display:flex;justify-content:center;align-items:center;gap:16px 32px;flex-wrap:wrap}
.footer-bottom .fb-line{display:inline;white-space:nowrap}
.footer-bottom a{color:var(--footer-link)}

/* ---------- 鍐呴〉妯箙 ---------- */
.page-banner{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,var(--banner-start) 0%,var(--primary) 50%,var(--banner-end) 100%);
  color:#fff;padding:48px 0 40px;text-align:center;
}
.page-banner::before,.page-banner::after{
  content:"";position:absolute;border-radius:50%;pointer-events:none;
}
.page-banner::before{width:300px;height:300px;top:-130px;left:-80px;background:radial-gradient(circle,rgba(255,255,255,.09),transparent 70%)}
.page-banner::after{width:220px;height:220px;bottom:-110px;right:-50px;background:radial-gradient(circle,rgba(255,255,255,.08),transparent 70%)}
.page-banner h1{font-size:32px;font-weight:800;margin-bottom:8px;position:relative;z-index:1}
.page-banner p{color:rgba(255,255,255,.85);font-size:15px;position:relative;z-index:1}

.crumb a{color:var(--primary);text-decoration:none}
.crumb a:hover{text-decoration:underline}

/* ---------- 鍏充簬椤?---------- */
.about-main{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:stretch}
.about-main > div{display:flex;flex-direction:column;height:100%}
.about-main > div:first-child .about-img{flex:1;min-height:300px;height:auto}
.about-main .about-img{min-height:100%;height:100%}
.profile-table{width:100%;border-collapse:collapse;margin-top:8px}
.profile-table td{border:1px solid var(--border);padding:12px 16px;font-size:14px}
.profile-table td:first-child{background:var(--bg-gray);font-weight:600;width:130px;color:var(--primary-dark)}
.brand-cloud{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}
.brand-cloud span{
  background:var(--primary-light);color:var(--primary);border-radius:20px;
  padding:7px 18px;font-size:14px;font-weight:600;
}


/* ---------- 浜岀骇鍒嗙被瀵艰埅 ---------- */
.subcategory-nav{
  display:flex;align-items:center;gap:12px;
  margin:0 auto 12px;max-width:1200px;
  padding:12px 20px;background:linear-gradient(135deg,#f8f9ff 0%,#f0f4ff 100%);
  border-radius:12px;flex-wrap:wrap;border:1px solid #e8ecf5;
}
.subcategory-label{
  font-size:14px;font-weight:600;color:var(--primary-dark);
  white-space:nowrap;flex-shrink:0;min-width:80px;
}
.subcategory-tabs{
  display:flex;flex-wrap:wrap;gap:8px;flex:1;
}
.subcategory-tab{
  padding:7px 18px;border-radius:20px;
  background:#fff;border:1px solid #e0e4ef;
  font-size:13px;font-weight:500;color:var(--text-light);
  cursor:pointer;transition:.25s;text-decoration:none;
  white-space:nowrap;
}
.subcategory-tab:hover{
  border-color:var(--primary);color:var(--primary);background:#f0f4ff;
}
.subcategory-tab.active{
  background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff;border-color:transparent;
  box-shadow:0 3px 10px rgba(102,126,234,.3);font-weight:600;
}
@media(max-width:768px){
  .subcategory-nav{padding:12px 16px;gap:10px;}
  .subcategory-label{font-size:13px;}
  .subcategory-tab{padding:5px 12px;font-size:12px;}
}

/* ---------- 浜у搧椤?---------- */
.cat-tabs{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;margin-bottom:12px}
.cat-tabs a{
  padding:4px 12px;border-radius:20px;border:1px solid var(--border);font-size:12px;font-weight:600;
  color:var(--text-light);transition:.25s;background:#fff;
}
.cat-tabs a:hover,.cat-tabs a.active{background:var(--primary);color:#fff;border-color:var(--primary)}

/* ---------- 妗堜緥椤?---------- */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px 32px}
.case-card.large{grid-column:span 2}

/* ---------- 鑱旂郴椤?---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:40px}
.contact-info .ci{
  display:flex;gap:16px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:20px;margin-bottom:16px;
}
.contact-info .ci .ic{
  width:48px;height:48px;flex:none;border-radius:12px;background:var(--primary-light);
  color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:800;
}
.contact-info .ci h4{font-size:15px;color:var(--primary-dark);margin-bottom:4px}
.contact-info .ci p{font-size:14px;color:var(--text-light)}
.form-box{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:28px}
.form-box h3{font-size:19px;color:var(--primary-dark);margin-bottom:18px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:13.5px;color:var(--text);margin-bottom:6px;font-weight:600}
.form-group input,.form-group textarea,.form-group select{
  width:100%;padding:11px 14px;border:1px solid var(--border);border-radius:8px;font-size:14px;
  font-family:inherit;color:var(--text);transition:.25s;background:#fff;
}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(15,76,129,.12)}

/* ---------- 鏂伴椈鍒楄〃椤?---------- */
.news-grid{display:grid;grid-template-columns:1fr;gap:16px}
.news-row{
  display:flex;align-items:center;gap:20px;background:#fff;border:1px solid var(--border);
  border-radius:var(--radius);padding:18px 22px;transition:.3s;
}
.news-row:hover{box-shadow:var(--shadow);border-color:transparent}
.news-row .d{color:var(--accent);font-weight:700;font-size:13.5px;flex:none;width:100px;text-align:center;line-height:1.5}
.news-row .d small{display:block;font-size:12px;color:var(--text-light);font-weight:400}
.news-row h3{font-size:16.5px;margin-bottom:6px;color:var(--text)}
.news-row h3:hover{color:var(--primary)}
.news-row p{font-size:13.5px;color:var(--text-light);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- 鍝嶅簲寮?---------- */
@media(max-width:1024px){
  .features{grid-template-columns:repeat(2,1fr)}
  .products,.cases,.case-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(3,1fr)}
  .footer-top{grid-template-columns:1fr 1fr}
  .about-wrap,.about-main,.contact-grid{grid-template-columns:1fr}
}
@media(max-width:768px){
  .nav-toggle{display:flex}
  .about-main .about-img{min-height:0}
  .about-img{min-height:0}
  .about-img img{height:auto;object-fit:cover;display:block;width:100%}
  .profile-table td{padding:10px 12px;font-size:13px}
  .profile-table td:first-child{width:96px}
  .header .container{height:auto;min-height:56px;padding:4px 12px;gap:6px;align-items:flex-start} /* 鎵嬫満绔眽鍫′笂绉? 椤堕儴瀵归綈鍑忓皯涓婃柟鐣欑櫧 */
  .logo{min-width:0;flex:1 1 auto;gap:10px;align-items:center}
  .logo-text{min-width:0;display:flex;flex-direction:column;justify-content:center}
  .logo-text{min-width:0;display:flex;flex-direction:column;justify-content:center}
  .logo-text .cn{font-size:30px;font-weight:800;color:var(--primary-dark);letter-spacing:2px;white-space:nowrap;line-height:1.2;word-break:keep-all}
  .logo-text .en{font-size:11px;color:var(--text-light);letter-spacing:1px;text-transform:uppercase;margin-top:3px;line-height:1.3;white-space:normal}
  .logo-img{width:50px;height:50px;flex:none}
  /* 鑻辨枃鐗堜篃涓よ鏄剧ず */
  .logo-text.same-line{flex-direction:column;justify-content:center;min-width:0}
  .logo-text.same-line .cn{font-size:26px;letter-spacing:1px;white-space:nowrap;line-height:1.2;word-break:keep-all}
  .logo-text.same-line .en{margin-top:3px;white-space:normal;font-size:11px;line-height:1.3}
  .nav-toggle{position:absolute;top:50%;transform:translateY(-50%);right:10px;flex:none;padding:8px;z-index:1002}
  .nav{
    position:fixed;top:0;right:-180px;width:180px;height:100vh;background:#fff;
    flex-direction:column;align-items:center;justify-content:flex-start;padding:16px 12px 24px;gap:6px; /* 鑿滃崟椤堕儴瀵归綈, 瑕嗙洊妗岄潰鐗堝眳涓伩鍏嶉《閮ㄥぇ鐣欑櫧 */ /* 绉诲姩鑿滃崟椤堕儴鎼滅储妗嗙暀鐧芥敹绱?70->16px */
    box-shadow:-8px 0 30px rgba(0,0,0,.12);transition:right .3s;z-index:1000;
  }
  .nav.open{right:0}
  .nav a{width:100%;padding:12px 8px;font-size:15px;text-align:center;white-space:normal;word-break:break-word;line-height:1.4}
  .nav a.active::after{display:none}
  .nav-cta{margin-top:12px}
  .nav .nav-cta{width:auto!important;min-width:140px!important;height:44px!important;padding:0 16px !important;display:flex!important;align-items:center!important;justify-content:center!important;align-self:center!important;font-size:14px!important;text-align:center!important;box-sizing:border-box!important;white-space:normal!important;word-break:break-word!important}
  .nav .nav-lang{width:auto!important;min-width:140px!important;height:44px!important;padding:0 16px !important;display:flex!important;align-items:center!important;justify-content:center!important;margin:10px 0 0!important;align-self:center!important;font-size:14px!important;text-align:center!important;box-sizing:border-box!important;white-space:normal!important;word-break:break-word!important}
  .topbar .container{height:auto;flex-wrap:wrap;padding:8px 12px;row-gap:4px}
  .topbar .tb-left{display:flex;flex-wrap:wrap;width:100%;row-gap:4px}
  .topbar .tb-left span{margin-right:0}
  .topbar .tb-left span:first-child{width:100%}
  .topbar .tb-left span:nth-child(n+2){margin-right:14px}
  .topbar .tb-right{display:none}
  .hero-copy h1{font-size:30px}
  .hero-inner{min-height:420px;padding:60px 20px}
  .features,.products,.cases,.case-grid,.steps,.news-list,.about-text .highlights{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .case-card.large{grid-column:span 1}
  .footer-top{grid-template-columns:1fr}
  .section{padding:52px 0}
  .section-head h2{font-size:25px}
}
/* ---------- 婊氬姩鏄剧ず鍔ㄧ敾 ---------- */
html.js .reveal{opacity:1;transform:none;;transition:opacity .7s ease,transform .7s ease}
html.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){ html.js .reveal{opacity:1;transform:none} }

/* ---------- 杞挱閬僵锛堜繚璇佹枃瀛楀彲璇伙級 ---------- */
.hero-slide::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(10,53,88,.82) 0%,rgba(10,53,88,.58) 42%,rgba(10,53,88,.12) 72%,rgba(10,53,88,0) 100%);
}

/* ---------- 琛屼笟澶х被瀵艰埅锛堜骇鍝佷腑蹇冧竴绾у垎绫伙級 ---------- */
.industry-nav{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin:0 auto 38px;max-width:860px}
.industry-nav a{
  padding:10px 26px;border-radius:24px;border:1px solid var(--border);font-size:15px;font-weight:700;
  color:var(--text-light);background:#fff;transition:.25s;
}
.industry-nav a:hover,.industry-nav a.active{background:var(--primary-dark);color:#fff;border-color:var(--primary-dark)}

/* ---------- 琛屼笟鍒嗙被妗嗘灦锛堜簲閲?鐢靛櫒/娓呮磥鍗犱綅鏉垮潡锛?---------- */
.industry-cats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:960px;margin:0 auto}
.industry-cats .ic{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:20px 18px;text-align:center;
}
.industry-cats .ic h4{font-size:16px;color:var(--primary-dark);font-weight:700;margin-bottom:8px}
.industry-cats .ic p{font-size:13px;color:var(--text-light);line-height:1.6}
@media(max-width:768px){.industry-cats{grid-template-columns:repeat(2,1fr)}}

/* ---------- 鍝佺墝鍖哄潡锛堜骇鍝佷腑蹇冨搧鐗屼紭鍏堬級 ---------- */
.brand-block{margin-bottom:48px}
.cat-label{
  display:flex;align-items:baseline;justify-content:center;gap:12px;flex-wrap:wrap;
  margin:28px auto 20px;max-width:720px;text-align:center;
}
.cat-label .cl-name{font-size:18px;font-weight:700;color:var(--primary-dark)}
.cat-label .cl-en{font-size:12px;letter-spacing:2px;color:var(--accent);text-transform:uppercase;font-weight:700}
.cat-more{text-align:center;font-size:14px;color:var(--text-light);margin-top:30px;padding:16px;border:1px dashed var(--border);border-radius:var(--radius)}

/* ---------- 鍝佺墝闈㈡澘 + 浜岀骇绫诲瀷鑿滃崟 + 鍚堜綔鍝佺墝澧欙紙浜у搧涓績锛?---------- */
.js .brand-panel{display:none}
.js .brand-panel.active{display:block}
.brand-panel{max-width:1200px;margin-left:auto;margin-right:auto;box-sizing:border-box;width:100%}
.js .type-group{display:none}
.js .type-group.active{display:block}
.type-nav{display:flex;flex-wrap:wrap;justify-content:center;gap:6px;margin:0 0 6px;padding-bottom:6px}
.type-nav a{padding:3px 10px;border-radius:18px;border:1px solid var(--border);font-size:11px;font-weight:600;color:var(--text-light);background:#fff;cursor:pointer;transition:.25s;text-decoration:none}
.type-nav a:hover{color:var(--primary);border-color:var(--primary)}
.type-nav a.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.brand-wall{text-align:center;padding-top:14px}
.wall-list{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;max-width:1000px;margin:0 auto}
.wall-list span{padding:12px 22px;border:1px solid var(--border);border-radius:10px;background:#fff;font-size:14px;font-weight:600;color:var(--primary-dark);box-shadow:0 2px 8px rgba(0,0,0,.04)}
.wall-list span:hover{border-color:var(--primary);color:var(--primary)}
@media(max-width:768px){.wall-list span{padding:10px 16px;font-size:13px}}

/* ---------- 鍏ㄥ眬浼樺寲锛氬帇缂╅潰鍖呭睉楂樺害 + 鍚搁《 ---------- */
.page-banner{padding:28px 0 20px !important}
.page-banner h1{font-size:24px !important;margin-bottom:4px !important}
.page-banner p{font-size:13px !important}


/* 闈㈠寘灞戝惛椤?*/
.crumb-sticky{
  position:sticky;top:0;z-index:999;
  background:#f4f6f9;
  border-bottom:1px solid #e8edf2;
  font-size:13px;
  color:#5a6672;
  padding:10px max(20px, calc((100vw - 1200px) / 2 + 20px));
  box-shadow:0 2px 8px rgba(15,76,129,.08);
  text-align:left;
}
.crumb-sticky a{color:var(--primary);text-decoration:none}
.crumb-sticky 

/* ---------- 浜у搧涓績锛氬ぇ鍒嗙被妯箙 ---------- */
.category-banner{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  margin:24px auto 20px;max-width:1200px;
}
.category-card{
  position:relative;overflow:hidden;
  border-radius:16px;
  border:2px solid transparent;
  padding:0;text-align:center;cursor:pointer;
  transition:transform .35s ease,box-shadow .35s ease,border-color .35s ease;
  text-decoration:none;color:#fff;
  min-height:160px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
}
/* 姣忎釜鍒嗙被鐨勬笎鍙樿儗鏅紙鍥剧墖寮忥級 */
.category-card[data-category="floor"]{
  background:linear-gradient(135deg,#1e5799 0%,#2989d8 50%,#207cca 100%);
}
.category-card[data-category="clean"]{
  background:linear-gradient(135deg,#11998e 0%,#38ef7d 100%);
}
.category-card[data-category="soft"]{
  background:linear-gradient(135deg,#ee0979 0%,#ff6a00 100%);
}
.category-card[data-category="electric"]{
  background:linear-gradient(135deg,#8E2DE2 0%,#4A00E0 100%);
}
/* 鑳屾櫙瑁呴グ鍥炬 */
.category-card::before{
  content:'';position:absolute;top:-50%;left:-50%;
  width:200%;height:200%;
  background:radial-gradient(circle,rgba(255,255,255,.1) 0%,transparent 70%);
  transform:rotate(30deg);transition:all .6s;
}
.category-card::after{
  content:'';position:absolute;bottom:-30px;right:-30px;
  width:120px;height:120px;border-radius:50%;
  background:rgba(255,255,255,.08);
  transition:all .4s;
}
.category-card:hover{
  transform:scale(1.03);
  box-shadow:0 12px 32px rgba(0,0,0,.2);
  border-color:rgba(255,255,255,.4);
}
.category-card:hover::before{
  transform:rotate(45deg) scale(1.2);
}
.category-card:hover::after{
  transform:scale(1.5);
  background:rgba(255,255,255,.15);
}
.category-card .cc-icon{
  position:relative;z-index:2;
  width:72px;height:72px;margin:0 auto 16px;
  border-radius:50%;background:rgba(255,255,255,.2);
  backdrop-filter:blur(10px);
  display:flex;align-items:center;justify-content:center;
  font-size:36px;color:#fff;
  transition:all .4s cubic-bezier(.4,0,.2,1);
  box-shadow:0 8px 24px rgba(0,0,0,.15);
}
.category-card:hover .cc-icon{
  background:rgba(255,255,255,.3);
  transform:scale(1.15) rotate(5deg);
  box-shadow:0 12px 32px rgba(0,0,0,.25);
}
.category-card .cc-name{
  position:relative;z-index:2;
  font-size:20px;font-weight:700;color:#fff;
  margin-bottom:6px;
  text-shadow:0 2px 8px rgba(0,0,0,.2);
  transition:all .3s;
}
.category-card:hover .cc-name{
  transform:scale(1.05);
}
.category-card .cc-desc{
  position:relative;z-index:2;
  font-size:13px;color:rgba(255,255,255,.85);
  line-height:1.5;
  text-shadow:0 1px 4px rgba(0,0,0,.15);
}
.category-card .cc-arrow{
  position:absolute;bottom:16px;right:18px;z-index:2;
  width:32px;height:32px;border-radius:50%;
  background:rgba(255,255,255,.2);
  display:flex;align-items:center;justify-content:center;
  font-size:16px;color:#fff;opacity:0;
  transform:translateX(-10px);transition:all .4s;
}
.category-card:hover .cc-arrow{
  opacity:1;transform:translateX(0);
  background:rgba(255,255,255,.35);
}


/* 澶у垎绫绘敹璧风姸鎬?*/
.category-banner.collapsed{
  display:flex;flex-wrap:wrap;justify-content:center;gap:8px;
  margin-bottom:16px;
}
.category-banner.collapsed .category-card{
  padding:8px 18px;border-radius:20px;
  display:inline-flex;align-items:center;gap:8px;
  width:auto;
}
.category-banner.collapsed .category-card:hover{
  transform:none;box-shadow:0 4px 12px rgba(15,76,129,.1);
}
.category-banner.collapsed .cc-icon{
  width:28px;height:28px;margin:0;font-size:14px;
}
.category-banner.collapsed .cc-name{
  font-size:14px;margin:0;
}
.category-banner.collapsed .cc-desc,
.category-banner.collapsed .cc-arrow{display:none}

/* 澶у垎绫诲睍寮€/鏀惰捣鎸夐挳 */
.category-toggle{
  text-align:center;margin:-10px 0 20px;
}
.category-toggle button{
  background:none;border:1px solid var(--border);
  padding:6px 18px;border-radius:16px;
  font-size:13px;color:var(--text-light);cursor:pointer;
  transition:all .25s;
}
.category-toggle button:hover{
  border-color:var(--primary);color:var(--primary);
}


/* 椤甸潰妯箙鍐呭惈澶у垎绫诲崱鐗囩殑鏍峰紡 */
.page-banner-with-categories{
  padding-bottom:18px !important;
}
.page-banner-with-categories .category-banner{
  margin:14px auto 8px;
  max-width:1100px;
  gap:14px;
}
.page-banner-with-categories .category-card{
  min-height:115px;
}
.page-banner-with-categories .category-card .cc-icon{
  width:46px;height:46px;font-size:22px;margin-bottom:6px;
}
.page-banner-with-categories .category-card .cc-name{
  font-size:15px;margin-bottom:2px;
}
.page-banner-with-categories .category-card .cc-desc{
  font-size:11px;
}
.page-banner-with-categories .category-toggle{
  margin:0 0 12px;
}
.page-banner-with-categories .category-toggle button{
  background:rgba(255,255,255,.15);
  border-color:rgba(255,255,255,.3);
  color:rgba(255,255,255,.9);
}
.page-banner-with-categories .category-toggle button:hover{
  background:rgba(255,255,255,.25);
  border-color:rgba(255,255,255,.5);
  color:#fff;
}
.page-banner-with-categories 
.page-banner-with-categories .crumb a{
  color:rgba(255,255,255,.85);
}
.page-banner-with-categories .crumb a:hover{
  color:#fff;
  text-decoration:underline;
}

/* 澶у垎绫绘敹璧风姸鎬侊紙鍦ㄩ〉闈㈡í骞呭唴锛?*/
.page-banner-with-categories .category-banner.collapsed{
  margin:10px auto 8px;
}
.page-banner-with-categories .category-banner.collapsed .category-card{
  min-height:auto;
  padding:6px 14px;
  background:rgba(255,255,255,.15) !important;
}
.page-banner-with-categories .category-banner.collapsed .category-card::before,
.page-banner-with-categories .category-banner.collapsed .category-card::after{
  display:none;
}
.page-banner-with-categories .category-banner.collapsed .cc-icon{
  width:24px;height:24px;font-size:12px;
  background:rgba(255,255,255,.2);
}
.page-banner-with-categories .category-banner.collapsed .cc-name{
  font-size:13px;color:#fff;
}

/* ---------- 浜у搧涓績锛氬搧鐗屾爣绛惧惛椤?---------- */
.cat-tabs-sticky{
  position:sticky;top:38px;z-index:998;
  background:rgba(255,255,255,.95);
  backdrop-filter:blur(8px);
  padding:10px 0;margin-bottom:20px;
  box-shadow:0 2px 12px rgba(0,0,0,.06);
}

/* 鍝嶅簲寮?*/
@media(max-width:992px){
  .category-banner{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:576px){
  .logo-text .cn{font-size:24px !important;font-weight:800 !important;letter-spacing:1px !important;white-space:nowrap !important;line-height:1.2 !important;word-break:keep-all !important}
  .logo-text.same-line .cn{font-size:24px !important;letter-spacing:0.5px !important;white-space:nowrap !important;line-height:1.2 !important}
  .logo-text .en{font-size:10px !important;white-space:normal !important}
  .logo-img{width:44px;height:44px}
  .category-banner{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-bottom:12px}
  .category-banner .category-card{padding:8px 16px;border-radius:20px;display:inline-flex;align-items:center;gap:6px;width:auto;min-height:auto;background:rgba(255,255,255,.15)}
  .category-banner .category-card .cc-icon{width:24px;height:24px;margin:0;font-size:12px}
  .category-banner .category-card .cc-name{font-size:13px;margin:0;color:#fff}
  .category-banner .category-card .cc-desc,
  .category-banner .category-card .cc-arrow{display:none}
  .category-banner.collapsed{display:flex;flex-wrap:wrap;justify-content:center;gap:8px}
  .page-banner{padding:28px 0 20px}
  .page-banner h1{font-size:22px}
  .footer-bottom{line-height:1.5;font-size:11px;padding:12px 0}
  .footer-bottom .container{display:flex;flex-direction:column;gap:4px;align-items:center}
  .footer-bottom .fb-line{display:block;width:100%;text-align:center;line-height:1.4;white-space:normal}
  .footer-bottom .fb-copyright{white-space:normal;word-break:normal}
  .footer-bottom .fb-beian{white-space:nowrap;margin-top:2px}
}


/* 瀵艰埅鏍忓彸渚ц仈绯绘柟寮?*/
.header-contact{
  display:flex;align-items:center;gap:16px;
  margin-left:20px;flex-shrink:0;
}
.header-contact .hc-phone{
  display:flex;align-items:center;gap:10px;
  text-decoration:none;color:inherit;
  padding:8px 14px;border-radius:8px;
  transition:all .25s;
}
.header-contact .hc-phone:hover{
  background:var(--primary-light);
}
.header-contact .hc-icon{
  font-size:22px;
  display:flex;align-items:center;justify-content:center;
}
.header-contact .hc-text{
  display:flex;flex-direction:column;line-height:1.2;
}
.header-contact .hc-label{
  font-size:11px;color:var(--text-light);
}
.header-contact .hc-num{
  font-size:16px;font-weight:700;color:var(--primary-dark);
}

/* 鍝嶅簲寮忥細灏忓睆骞曢殣钘忓鑸爮鐢佃瘽 */
@media(max-width:1200px){
  .header-contact{display:none}
}



/* 鍝佺墝閫夋嫨鑳跺泭鎸夐挳鏍峰紡 */
.brand-tabs-header{
  display:flex;align-items:center;justify-content:center;gap:10px;
  margin-bottom:16px;padding:10px 0;
}
.brand-tabs-header .current-brand-name{
  display:inline-flex;align-items:center;
  padding:8px 20px;border-radius:20px;
  background:var(--primary);color:#fff;
  font-size:14px;font-weight:600;
  box-shadow:0 2px 8px rgba(15,76,129,.2);
}
.brand-tabs-header .switch-brand-btn{
  display:inline-flex;align-items:center;gap:4px;
  padding:8px 18px;border-radius:20px;
  background:#fff;color:var(--primary);
  border:1px solid var(--primary);
  font-size:13px;font-weight:500;
  cursor:pointer;transition:all .25s;
}
.brand-tabs-header .switch-brand-btn:hover{
  background:var(--primary-light);
  box-shadow:0 2px 8px rgba(15,76,129,.15);
}

/* 澶у垎绫诲睍寮€/鏀惰捣鎸夐挳 - 鑳跺泭鏍峰紡 */
.category-toggle button{
  display:inline-flex;align-items:center;gap:4px;
  padding:6px 16px;border-radius:16px;
  background:rgba(255,255,255,.15);
  border:1px solid rgba(255,255,255,.3);
  color:rgba(255,255,255,.9);
  font-size:12px;cursor:pointer;
  transition:all .25s;
}
.category-toggle button:hover{
  background:rgba(255,255,255,.25);
  border-color:rgba(255,255,255,.5);
  color:#fff;
}

/* =========================================================
   鏈€缁堣鐩栬鍒欙紙鏀惧湪鏂囦欢鏈€鍚庯紝浼樺厛绾ф渶楂橈級
   ========================================================= */

/* 鑱旂郴鎴戜滑鎸夐挳 - 鏈€楂樹紭鍏堢骇 */
.nav a.nav-cta,
.header .nav a.nav-cta,
.nav > a.nav-cta {
  font-size: 13px !important;
  padding: 6px 10px !important;
  background: var(--accent) !important;
  color: #fff !important;
  border-radius: 6px !important;
  box-shadow: 0 2px 8px rgba(232,134,45,.3) !important;
  font-weight: 600 !important;
  line-height: 1.5 !important;
}

/* 鍥涘ぇ涓婚鍗＄墖 - 鏈€楂樹紭鍏堢骇 */
.category-card,
.category-banner .category-card {
  border: 2px solid transparent !important;
  transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease !important;
}

/* 鍥涘ぇ涓婚鍗＄墖hover鏁堟灉 - 鍙湁缂╂斁锛屾病鏈変笂涓嬬Щ鍔?*/
.category-card:hover,
.category-banner .category-card:hover {
  transform: scale(1.03) !important;
  box-shadow: 0 12px 32px rgba(0,0,0,.2) !important;
  border-color: rgba(255,255,255,.4) !important;
}

/* 纭繚瀵艰埅鏍忔墍鏈変富棰樺瓧浣撳ぇ灏忎竴鑷?*/
.nav a,
.header .nav a,
.nav > a {
  font-size: 15px !important;
  line-height: 1.5 !important;
}

.nav a:hover,
.nav a.active,
.header .nav a:hover,
.header .nav a.active {
  transform: none !important;
}


/* =========================================================
   鏈€缁堣鐩?- 鑱旂郴鎴戜滑鎸夐挳瀛椾綋锛堟墍鏈夌増鏈粺涓€13px锛?
   ========================================================= */
header nav a.nav-cta,
.header nav a.nav-cta,
nav.nav a.nav-cta,
.nav a.nav-cta,
a

/* 鑻辨枃鐗堢壒娈婅鐩?*/
/* 鑻辨枃鐗堝鑸爮淇锛氶伩鍏嶉暱鑻辨枃鎸夐挳婧㈠嚭 */
html[lang="en"] .nav a.nav-lang,
body.en .nav a.nav-lang,
.en .nav a
html[lang="en"] .nav a.nav-cta,
body.en .nav a.nav-cta,
.en .nav a
/* 鑻辨枃鐗堝鑸爮绱у噾甯冨眬锛氶伩鍏?涓鑸」婧㈠嚭 */
html[lang="en"] .nav,
body.en .nav,
.en 
html[lang="en"] .nav a,
body.en .nav a,
.en 

html[lang="en"] .nav a.nav-cta,
body.en .nav a.nav-cta,
.en .nav a


/* =========================================================
   鍝佺墝绛涢€夊鑸紙鍝佺墝 | 杩涘彛鍝佺墝 | 鍥戒骇鍝佺墝锛?
   ========================================================= */
.brand-filter-nav{
  display:flex;
  align-items:center;
  gap:12px;
  padding:12px 20px;
  background:linear-gradient(135deg,#f8f9ff 0%,#f0f4ff 100%);
  border-radius:12px;
  margin-bottom:12px;
  border:1px solid #e8ecf5;
  max-width:1200px;
  margin-left:auto;
  margin-right:auto;
}
.brand-filter-label{
  font-size:14px;
  font-weight:600;
  color:var(--primary-dark);
  white-space:nowrap;
  min-width:80px;
}
.brand-filter-tabs{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  flex:1;
}
.brand-filter-tab{
  display:inline-block;
  padding:7px 18px;
  font-size:13px;
  font-weight:500;
  color:var(--text-light);
  background:#fff;
  border:1px solid #e0e4ef;
  border-radius:20px;
  cursor:pointer;
  transition:all .25s ease;
  text-decoration:none;
  white-space:nowrap;
}
.brand-filter-tab:hover{
  color:var(--primary);
  border-color:var(--primary);
  background:#f0f4ff;
  box-shadow:0 2px 8px rgba(102,126,234,.15);
}
.brand-filter-tab.active{
  color:#fff;
  background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);
  border-color:transparent;
  box-shadow:0 3px 10px rgba(102,126,234,.3);
  font-weight:600;
}

/* 鎵嬫満绔€傞厤 */
@media(max-width:768px){
  .brand-filter-nav{
    padding:6px 10px;
    gap:8px;
    flex-direction:column;
    align-items:flex-start;
  }
  .brand-filter-label{
    font-size:13px;
    min-width:auto;
    margin-bottom:4px;
  }
  .brand-filter-tabs{
    width:100%;
  }
  .brand-filter-tab{
    padding:6px 14px;
    font-size:12px;
  }
}


/* =========================================================
   涓€绾у垎绫诲鑸紙閫夊搧涓績锛?
   ========================================================= */
.category-filter-nav{
  display:flex;
  align-items:center;
  gap:10px;
  padding:8px 16px;
  background:linear-gradient(135deg,#eef2ff 0%,#e0e7ff 100%);
  border-radius:12px;
  margin-bottom:12px;
  border:1px solid #c7d2fe;
}
.category-filter-label{
  font-size:15px;
  font-weight:700;
  color:var(--primary-dark);
  white-space:nowrap;
  min-width:80px;
}
.category-filter-tabs{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  flex:1;
}
.category-filter-tab{
  display:inline-block;
  padding:9px 22px;
  font-size:14px;
  font-weight:600;
  color:var(--text-light);
  background:#fff;
  border:1px solid #c7d2fe;
  border-radius:20px;
  cursor:pointer;
  transition:all .25s ease;
  text-decoration:none;
  white-space:nowrap;
}
.category-filter-tab:hover{
  color:var(--primary);
  border-color:var(--primary);
  background:#f0f4ff;
  box-shadow:0 4px 12px rgba(102,126,234,.2);
}
.category-filter-tab.active{
  color:#fff;
  background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);
  border-color:transparent;
  box-shadow:0 4px 14px rgba(102,126,234,.35);
  font-weight:700;
}

/* 鎵嬫満绔€傞厤 */
@media(max-width:768px){
  .category-filter-nav{
    padding:6px 10px;
    gap:8px;
    flex-direction:column;
    align-items:flex-start;
  }
  .category-filter-label{
    font-size:14px;
    min-width:auto;
    margin-bottom:6px;
  }
  .category-filter-tabs{
    width:100%;
  }
  .category-filter-tab{
    padding:8px 16px;
    font-size:13px;
    flex:1;
    text-align:center;
  }
}


/* =========================================================
   鍥涚骇鍒嗙被瀵艰埅锛堜骇鍝佺被鍨嬶級
   ========================================================= */
.product-type-nav{
  display:flex;
  align-items:center;
  gap:12px;
  padding:12px 20px;
  background:linear-gradient(135deg,#f8f9ff 0%,#f0f4ff 100%);
  border-radius:12px;
  margin-bottom:12px;
  border:1px solid #e8ecf5;
}
.product-type-label{
  font-size:14px;
  font-weight:600;
  color:var(--primary-dark);
  white-space:nowrap;
  min-width:80px;
}
.product-type-tabs{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  flex:1;
}
.product-type-tab{
  display:inline-block;
  padding:7px 18px;
  font-size:13px;
  font-weight:500;
  color:var(--text-light);
  background:#fff;
  border:1px solid #e0e4ef;
  border-radius:20px;
  cursor:pointer;
  transition:all .25s ease;
  text-decoration:none;
  white-space:nowrap;
}
.product-type-tab:hover{
  color:var(--primary);
  border-color:var(--primary);
  background:#f0f4ff;
}
.product-type-tab.active{
  color:#fff;
  background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);
  border-color:transparent;
  box-shadow:0 3px 10px rgba(102,126,234,.3);
  font-weight:600;
}

/* 鎵嬫満绔€傞厤 */
@media(max-width:768px){
  .product-type-nav{
    padding:10px 12px;
    gap:8px;
    flex-direction:column;
    align-items:flex-start;
  }
  .product-type-label{
    font-size:13px;
    min-width:auto;
    margin-bottom:4px;
  }
  .product-type-tabs{
    width:100%;
  }
  .product-type-tab{
    padding:5px 12px;
    font-size:12px;
    flex:1;
    text-align:center;
  }
}


/* 鍝佺墝鏍囩瀹瑰櫒鍖呰９div - 瑙ｅ喅sticky瀹氫綅瀵艰嚧鐨勯珮搴﹁绠楅棶棰?*/
.cat-tabs-wrapper{
  display:block;
  overflow:hidden;
  margin-bottom:20px;
}
.cat-tabs-wrapper .cat-tabs{
  margin-bottom:0;
}
.mobile-search-box {
            position: relative;
        }
        .mobile-search-input {
            width: 100%;
            padding: 10px 12px 10px 38px;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-size: 14px;
            background: #fff;
            outline: none;
            box-sizing: border-box;
        }
        .mobile-search-input:focus {
            border-color: var(--primary, #1a5276);
            box-shadow: 0 0 0 2px rgba(26,82,118,0.1);
        }
        .mobile-search-icon {
            position: absolute;
            left: 12px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 16px;
            color: #999;
        }
        .mobile-search-results {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background: #fff;
            border: 1px solid #e0e0e0;
            border-radius: 0 0 8px 8px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.15);
            max-height: 50vh;
            overflow-y: auto;
            z-index: 1000;
            margin-top: -1px;
        }
        .mobile-search-results.show {
            display: block;
        }

        /* 鎼滅储缁撴灉閫氱敤鏍峰紡 */
        .search-results-dropdown {
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background: #fff;
            border: 1px solid #e0e0e0;
            border-radius: 8px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.15);
            max-height: 400px;
            overflow-y: auto;
            z-index: 9999;
            display: none;
            margin-top: 5px;
        }
        .search-results-dropdown.show {
            display: block;
        }
        .search-result-item {
            display: flex;
            align-items: center;
            padding: 10px 12px;
            border-bottom: 1px solid #f0f0f0;
            text-decoration: none;
            color: inherit;
            transition: background 0.2s;
        }
        .search-result-item:hover {
            background: #f5f9ff;
        }
        .search-result-item:last-child {
            border-bottom: none;
        }
        .search-result-thumb {
            width: 40px;
            height: 40px;
            border-radius: 6px;
            object-fit: cover;
            margin-right: 10px;
            background: #f0f0f0;
            flex-shrink: 0;
        }
        .search-result-info {
            flex: 1;
            min-width: 0;
        }
        .search-result-name {
            font-size: 13px;
            font-weight: 600;
            color: #333;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .search-result-meta {
            font-size: 11px;
            color: #999;
            margin-top: 2px;
        }
        .search-result-meta .brand {
            color: var(--primary, #1a5276);
        }
        .search-no-result {
            padding: 20px;
            text-align: center;
            color: #999;
            font-size: 13px;
        }
        .search-footer {
            padding: 8px 12px;
            background: #f8f9fa;
            text-align: center;
            font-size: 12px;
            color: #666;
            border-top: 1px solid #eee;
        }
        .search-footer a {
            color: var(--primary, #1a5276);
            text-decoration: none;
        }

        /* 绉诲姩绔樉绀虹Щ鍔ㄧ鎼滅储妗嗭紝闅愯棌妗岄潰绔悳绱㈡ */
        @media (max-width: 768px) {
            .nav-search-box {
                display: none !important;
            }
            .mobile-search-box {
                display: block !important;
            }
            .nav.open .mobile-search-box {
                display: block !important;
            }
        }
    


/* ---------- 瑙ｅ喅鏂规鍏ュ彛妯箙 ---------- */
.solution-banner{display:flex;align-items:center;gap:16px;max-width:1200px;margin:0 auto 12px;padding:16px 24px;background:linear-gradient(135deg,var(--banner-start) 0%,var(--primary) 100%);border-radius:12px;text-decoration:none;flex-wrap:wrap}
.solution-banner .sb-title{color:#fff;font-size:16px;font-weight:700;white-space:nowrap}
.solution-banner .sb-desc{color:rgba(255,255,255,.85);font-size:13px;flex:1;min-width:200px;line-height:1.6}
.solution-banner .sb-btn{color:var(--primary);background:#fff;font-size:13px;font-weight:600;padding:8px 18px;border-radius:20px;white-space:nowrap;transition:.25s}
.solution-banner:hover .sb-btn{background:#f0f4ff;transform:translateX(2px)}
@media(max-width:768px){.solution-banner{padding:14px 16px;gap:10px}.solution-banner .sb-title{font-size:15px}.solution-banner .sb-desc{font-size:12px}}

/* 鍦ㄧ嚎鍜ㄨ寮圭獥锛堝叏灞€琛ラ綈锛岄伩鍏嶈鎯呴〉寮圭獥鏃犳牱寮忓垵濮嬫樉绀猴級 */
/* 鍦ㄧ嚎鍜ㄨ寮圭獥 */
.contact-modal{display:none;position:fixed;top:0;left:0;width:100%;height:100%;z-index:10000;pointer-events:none}
.contact-modal.active{display:flex;align-items:center;justify-content:center;pointer-events:auto}
.contact-mask{position:absolute;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.5)}
.contact-modal-content{position:relative;background:#fff;border-radius:16px;max-width:480px;width:90%;padding:0;box-shadow:0 20px 60px rgba(0,0,0,0.2);animation:contactModalIn 0.3s ease;max-height:90vh;overflow-y:auto}
@keyframes contactModalIn{from{opacity:0;transform:scale(0.9) translateY(20px)}to{opacity:1;transform:scale(1) translateY(0)}}
.contact-close{position:absolute;top:16px;right:16px;width:32px;height:32px;border:none;background:#f5f5f5;border-radius:50%;font-size:18px;color:#999;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all 0.2s;z-index:1}
.contact-close:hover{background:#eee;color:#666}
.contact-modal-header{padding:28px 24px 16px;text-align:center;border-bottom:1px solid #f0f0f0}
.contact-modal-header h3{font-size:20px;font-weight:700;color:#333;margin:0 0 6px}
.contact-modal-header p{font-size:13px;color:#999;margin:0}
.contact-product-info{padding:16px 24px;background:#f8f9fa;border-bottom:1px solid #f0f0f0}
.cpi-label{font-size:12px;color:#999;margin-bottom:4px}
.cpi-name{font-size:16px;font-weight:600;color:#333}
.contact-methods{padding:20px 24px}
.contact-method{display:flex;align-items:center;padding:14px 0;border-bottom:1px solid #f5f5f5}
.contact-method:last-child{border-bottom:none}
.cm-icon{width:44px;height:44px;background:#f0f7ff;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:20px;margin-right:14px;flex-shrink:0}
.cm-info{flex:1}
.cm-label{font-size:12px;color:#999;margin-bottom:2px}
.cm-value{font-size:16px;font-weight:600;color:#333}
.contact-modal-footer{padding:16px 24px;background:#fafafa;border-radius:0 0 16px 16px;text-align:center}
.contact-modal-footer p{font-size:12px;color:#999;margin:0}

/* 旧规则已废弃，使用下方 .nav-lang 统一规则
.nav a.nav-lang{padding:6px 8px!important;font-size:12.5px!important;min-width:48px;text-align:center;white-space:nowrap!important}
*/

/* ===== 导航栏统一规范 v2 ===== */
.header .container{
  display:flex;align-items:center;justify-content:center;
  height:72px;width:1400px;max-width:100%;margin:0 auto;gap:16px 32px;
  padding:0 42px;gap:0;width:100%;
}
.logo{
  display:flex;align-items:center;gap:10px;flex-shrink:0;min-width:0;margin-right:58px;
}
.nav{
  display:flex;align-items:center;gap:4px;flex:0 0 auto;justify-content:flex-start;
  min-width:0;flex-wrap:wrap;margin:0;padding:0;max-width:620px;
}
.nav a{padding:6px 5px;font-size:14px;font-weight:600;color:var(--text);
  border-radius:6px;transition:color .25s,background-color .25s;
  position:relative;white-space:nowrap;line-height:1.5;text-decoration:none;
}
.nav a:hover{color:var(--accent);background-color:rgba(232,134,45,.06)}
.nav a.active{color:var(--accent)}
.nav a.active::after{
  content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);
  width:24px;height:3px;background:var(--accent);border-radius:2px;
}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;
  min-width:188px;justify-content:flex-end;
}
.nav-search-box{
  position:relative;display:inline-flex;align-items:center;
  margin:0;padding:0;flex-shrink:0;
}
.mobile-search-box{
  display:none;
}
.nav-search-btn{
  position:absolute;left:12px;top:50%;transform:translateY(-50%);
  background:none;border:none;cursor:pointer;padding:0;
  font-size:15px;color:#7b8794;z-index:2;
  display:flex;align-items:center;justify-content:center;
  width:20px;height:20px;
  transition:color .2s ease;
}
.nav-search-btn:hover{
  color:#1a5276;
}
.nav-search-input{width:170px;padding:8px 12px 8px 38px;
  border:2px solid #e3e8ee;border-radius:24px;
  background:#f7f9fb;font-size:13px;
  transition:all .25s ease;outline:none;
  color:var(--text);box-shadow:inset 0 1px 2px rgba(0,0,0,.04);
}
.nav-search-input:focus{
  border-color:#1a5276;background:#fff;
  box-shadow:0 0 0 3px rgba(26,82,118,.12);
}
.nav-search-input::placeholder{
  color:#9aa5b1;
}
.nav-cta{
  background:linear-gradient(135deg,var(--accent),var(--accent-dark));color:#fff;padding:8px 16px;border-radius:6px;
  font-size:13px;font-weight:600;text-decoration:none;white-space:nowrap;
  box-shadow:0 2px 8px rgba(232,134,45,.3);transition:opacity .25s;
  margin:0;
}
.nav-cta:hover{opacity:.9}
.nav-lang{
  padding:8px 16px;font-size:13px;font-weight:600;color:var(--text);
  border:1px solid var(--border);border-radius:6px;text-decoration:none;
  white-space:nowrap;min-width:84px;text-align:center;transition:all .25s;
  margin:0 !important;
}
.nav-lang:hover{border-color:var(--accent);color:var(--accent)}
.nav-toggle{
  display:none;flex-direction:column;gap:5px;cursor:pointer;
  background:none;border:none;padding:8px;flex-shrink:0;
}
.nav-toggle span{
  width:22px;height:2px;background:var(--text);border-radius:2px;transition:all .3s;
}

/* 移动端响应式 */
@media (max-width: 900px){
  .header .container{height:56px;padding:0 16px;gap:8px}
  .nav{
    display:flex;position:fixed;top:0;right:-240px;width:240px;height:100vh;background:#fff;
    flex-direction:column;align-items:center;justify-content:flex-start;padding:16px 12px 24px;gap:6px;
    box-shadow:-8px 0 30px rgba(0,0,0,.12);transition:right .3s;z-index:1000;
  }
  .nav.open{right:0}
  .nav a{width:100%;padding:12px 8px;font-size:15px;text-align:center;white-space:normal;word-break:break-word;line-height:1.4}
  .nav a.active::after{display:none}
  .nav .nav-cta{width:auto!important;min-width:150px!important;height:44px!important;padding:0 16px !important;display:flex!important;align-items:center!important;justify-content:center!important;align-self:center!important;font-size:14px!important;text-align:center!important;box-sizing:border-box!important;white-space:normal!important;word-break:break-word!important}
  .nav .nav-lang{width:auto!important;min-width:150px!important;height:44px!important;padding:0 16px !important;display:flex!important;align-items:center!important;justify-content:center!important;margin:10px 0 0!important;align-self:center!important;font-size:14px!important;text-align:center!important;box-sizing:border-box!important;white-space:normal!important;word-break:break-word!important}
  .nav-actions{gap:8px}
  .nav-search-box{display:none}
  .nav-cta{padding:6px 12px;font-size:12px}
  .nav-toggle{display:flex;position:absolute;top:50%;transform:translateY(-50%);right:6px;flex:none;padding:8px;z-index:1002}
  .mobile-search-box{display:none}
}


/* 强制覆盖：导航栏按钮间距统一 */
.header .nav-actions .nav-lang{margin:0 !important;margin-left:0 !important;padding:8px 16px !important;min-width:88px !important;}
.header .nav-actions .nav-cta{margin:0 !important;}
.header .nav-actions .nav-search-box{margin:0 0 0 20px !important;}

/* ===== 手机端导航适配（≤900px 防溢出：logo/按钮收窄，汉堡按钮固定右上角） ===== */
@media (max-width: 900px){
  .header .container{justify-content:flex-start !important}
}

@media (max-width: 900px){
  /* 英文版（lang=en）：logo 图缩小显示 + 文字限宽，兼顾可见性与汉堡按钮空间 */
  html:lang(en) .header .logo-img{display:block !important;width:36px !important;height:36px !important;margin-right:6px !important}
  html:lang(en) .header .container > a{flex:0 1 auto !important;min-width:0 !important;max-width:210px !important}
  html:lang(en) .header .logo-text.same-line .cn{font-size:15px !important;letter-spacing:0 !important;white-space:normal !important;line-height:1.15 !important}
}

@media (max-width: 900px){
  .header .logo{margin-right:0 !important;flex:0 1 auto !important}
  .header .nav-actions{min-width:0 !important;gap:8px !important}
  .header .nav-actions .nav-cta{padding:6px 12px !important;font-size:12.5px !important;min-width:0 !important;white-space:nowrap !important}
  .header .nav-actions .nav-lang{padding:6px 8px !important;min-width:52px !important;font-size:12.5px !important}
  .header .nav-actions .nav-lang{display:none !important}
  .header .nav-actions .nav-cta{display:none !important}
}




/* ========== 色卡放大镜弹窗（全局） ========== */
.color-viewer{
    display:none;
    position:fixed;
    top:0;left:0;
    width:100%;height:100%;
    background:rgba(0,0,0,0.88);
    z-index:99999;
    justify-content:center;
    align-items:center;
}
.color-viewer.active{display:flex}
.color-viewer-content{
    position:relative;
    max-width:90%;
    max-height:90%;
    text-align:center;
}
.color-viewer-img{
    max-width:100%;
    max-height:75vh;
    min-width:400px;
    min-height:400px;
    object-fit:contain;
    border-radius:12px;
    box-shadow:0 12px 48px rgba(0,0,0,0.5);
    background:#fff;
}
.color-viewer-info{
    margin-top:20px;
    color:#fff;
}
.color-viewer-code{
    font-size:28px;
    font-weight:700;
    margin-bottom:6px;
    letter-spacing:1px;
}
.color-viewer-name{
    font-size:18px;
    color:#ccc;
}
.color-viewer-close{
    position:absolute;
    top:-50px;
    right:0;
    width:40px;height:40px;
    background:rgba(255,255,255,0.2);
    border:none;
    border-radius:50%;
    color:#fff;
    font-size:24px;
    cursor:pointer;
    display:flex;
    align-items:center;
    justify-content:center;
    transition:0.2s;
}
.color-viewer-close:hover{background:rgba(255,255,255,0.35)}
.color-viewer-nav{
    position:absolute;
    top:50%;
    transform:translateY(-50%);
    width:56px;height:56px;
    background:rgba(255,255,255,0.2);
    border:none;
    border-radius:50%;
    color:#fff;
    font-size:28px;
    cursor:pointer;
    display:flex;
    align-items:center;
    justify-content:center;
    transition:0.2s;
}
.color-viewer-nav:hover{background:rgba(255,255,255,0.35)}
.color-viewer-prev{left:-80px}
.color-viewer-next{right:-80px}
@media(max-width:768px){
    .color-viewer-img{min-width:280px;min-height:280px;max-height:60vh}
    .color-viewer-prev{left:-10px}
    .color-viewer-next{right:-10px}
    .color-viewer-nav{width:44px;height:44px;font-size:22px}
}

/* 语言按钮归位：面板内 lang 仅移动端侧滑菜单显示，桌面端隐藏避免重复 */
@media (min-width: 901px){
  .nav .nav-lang{display:none !important}
}


/* 联系我们按钮归位：面板内 nav-cta 仅移动端侧滑菜单显示，桌面端隐藏避免重复 */
@media (min-width: 901px){
  .nav .nav-cta{display:none !important}
}

/* 手机端面板更窄：768px 以下覆盖 900px 断点宽度（源顺序问题，用 !important 兜底） */
@media(max-width:768px){
  .nav{right:-180px !important;width:180px !important}
  .nav.open{right:0 !important}
  .nav .nav-cta{min-width:140px !important}
  .nav .nav-lang{min-width:140px !important}
}

/* 导航栏语言切换按钮：桌面端仅保留 nav-actions 内 1 个（面板内 EN 由上方 .nav .nav-lang 隐藏规则控制，中英文一致） */

/* 采购合作-合作范围卡片响应式：桌面4列、平板2列、手机1列 */
@media (max-width: 900px){
  .products{grid-template-columns:repeat(2,1fr);gap:14px}
}
@media (max-width: 520px){
  .products{grid-template-columns:1fr;gap:12px}
}

/* 采购合作-合作流程：4步流程在5列网格中不均衡，单独设4列（含移动端降级） */
.steps.steps-4{grid-template-columns:repeat(4,1fr)}
@media (max-width: 900px){.steps.steps-4{grid-template-columns:repeat(2,1fr)}}
@media (max-width: 768px){.steps.steps-4{grid-template-columns:1fr}}

/* 手机端产品卡片适配 */
@media (max-width: 768px){
  .product-card .thumb{height:160px}
  .product-card .info{padding:12px}
  .product-card .info h3{font-size:14px}
  .product-card .info .desc{font-size:12px}
  .product-grid{grid-template-columns:repeat(2,1fr);gap:12px}
}
@media (max-width: 480px){
  .product-card .thumb{height:120px}
  .product-grid{grid-template-columns:1fr}
}

/* ========== FAQ页面样式 ========== */
.faq-categories {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  margin-bottom: 40px;
  justify-content: center;
}
.faq-cat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px 25px;
  background: #f8f9fa;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.3s ease;
  border: 2px solid transparent;
  min-width: 100px;
}
.faq-cat-item:hover {
  background: #e8f0fe;
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}
.faq-cat-item.active {
  background: #0f4c81;
  color: #fff;
  border-color: #0f4c81;
}
.faq-cat-item .cat-icon {
  font-size: 28px;
  margin-bottom: 8px;
}
.faq-cat-item .cat-name {
  font-size: 14px;
  font-weight: 500;
}
.faq-section-title {
  font-size: 22px;
  color: #0f4c81;
  margin: 35px 0 20px;
  padding-left: 15px;
  border-left: 4px solid #0f4c81;
}
.faq-item {
  background: #fff;
  border: 1px solid #e0e0e0;
  border-radius: 12px;
  margin-bottom: 15px;
  overflow: hidden;
  transition: all 0.3s ease;
}
.faq-item:hover {
  box-shadow: 0 3px 10px rgba(0,0,0,0.08);
}
.faq-item h3 {
  display: flex;
  align-items: center;
  padding: 18px 20px;
  margin: 0;
  cursor: pointer;
  font-size: 16px;
  font-weight: 500;
  color: #333;
  background: #fafafa;
  transition: background 0.3s ease;
}
.faq-item h3:hover {
  background: #f0f4f8;
}
.faq-item .q-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: #0f4c81;
  color: #fff;
  border-radius: 50%;
  font-size: 14px;
  font-weight: bold;
  margin-right: 12px;
  flex-shrink: 0;
}
.faq-item .faq-answer {
  padding: 0 20px;
  max-height: 0;
  overflow: hidden;
  transition: all 0.3s ease;
}
.faq-item.open .faq-answer {
  padding: 15px 20px 20px;
  max-height: 2000px;
}
.faq-item .faq-answer p {
  margin: 0 0 10px;
  line-height: 1.8;
  color: #555;
}
.faq-item .faq-answer ul,
.faq-item .faq-answer ol {
  margin: 10px 0;
  padding-left: 25px;
}
.faq-item .faq-answer li {
  margin-bottom: 8px;
  line-height: 1.7;
  color: #555;
}
.faq-cta {
  text-align: center;
  padding: 50px 30px;
  background: linear-gradient(135deg, #0f4c81 0%, #1a6bb5 100%);
  border-radius: 12px;
  margin-top: 50px;
  color: #fff;
}
.faq-cta h3 {
  font-size: 24px;
  margin-bottom: 10px;
}
.faq-cta p {
  font-size: 16px;
  margin-bottom: 25px;
  opacity: 0.9;
}
.faq-cta .btn {
  display: inline-block;
  padding: 12px 35px;
  background: #fff;
  color: #0f4c81;
  border-radius: 25px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
}
.faq-cta .btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}
.faq-cta .faq-phone {
  display: block;
  margin-top: 15px;
  font-size: 18px;
  font-weight: 600;
}

/* 手机端适配 */
@media (max-width: 768px) {
  .faq-categories {
    gap: 10px;
  }
  .faq-cat-item {
    padding: 15px 18px;
    min-width: 80px;
  }
  .faq-cat-item .cat-icon {
    font-size: 24px;
  }
  .faq-cat-item .cat-name {
    font-size: 12px;
  }
  .faq-section-title {
    font-size: 18px;
  }
  .faq-item h3 {
    font-size: 14px;
    padding: 15px;
  }
  .faq-cta {
    padding: 35px 20px;
  }
  .faq-cta h3 {
    font-size: 20px;
  }
}


.news-row, .reveal { opacity: 1 !important; transform: none !important; }




/* FAQ折叠交互样式 */
.faq-item{cursor:pointer;}
.faq-item .faq-a{display:none;}
.faq-item.active .faq-a{display:flex;}
.faq-item .faq-arrow{margin-left:auto;transition:transform 0.2s;}
.faq-item.active .faq-arrow{transform:rotate(180deg);}

/* 窄屏(901-1100px)消除导航横向溢出：隐藏EN、去除nav-actions硬最小宽，防止body比视口宽导致手机端布局错乱 */
@media (max-width: 1100px){
  .nav-actions{min-width:0 !important;}
  .nav-actions .nav-lang{display:none !important;}
}

/* 手机端(<=768px)顶部筛选栏右侧不再悬浮多余的橙色"联系我们"块，避免与筛选按钮叠成两块 */
@media (max-width:768px){
  .header .nav-actions .nav-cta{display:none !important;}
}

/* =========================================================
   收敛 reset（追加于末尾，覆盖旧 style.css 全局标签污染）
   规则放在末尾保证在级联中生效，类选择器不受影响
   ========================================================= */
html{scroll-behavior:auto}
body{background:#fff;color:#333;font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",Arial,sans-serif;font-size:15px;line-height:1.6;text-shadow:none}
div{display:block;height:auto}
p{color:#555;font-size:15px;margin-bottom:16px;text-shadow:none}
img{max-width:100%;height:auto;width:auto;object-fit:contain}
a{color:var(--link);text-decoration:none;font-size:inherit;padding:0}
h1,h2,h3,h4{color:#222;line-height:1.3;text-shadow:none}
ul,li{list-style:none;margin:0;padding:0}
table{border-collapse:collapse}
td,th{padding:8px 12px}