:root{
  --primary:#0B3D91;
  --primary-dark:#072c69;
  --primary-soft:#eaf1fc;
  --accent:#f4c430;
  --red:#d62828;
  --green:#16854b;
  --ink:#172033;
  --muted:#657085;
  --line:#dfe5ee;
  --surface:#ffffff;
  --canvas:#f5f7fb;
  --shadow:0 16px 42px rgba(11,61,145,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--ink);
  background:var(--canvas);
  font-family:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",Arial,sans-serif;
  line-height:1.65;
}
body,button,input{font:inherit}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{color:inherit}
.container{width:min(1180px,calc(100% - 40px));margin:0 auto}

.topbar{
  color:#dce8ff;
  background:var(--primary-dark);
  font-size:13px;
}
.topbar .container{
  min-height:36px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
}
.top-contact{display:flex;align-items:center;gap:20px}
.top-contact a:hover{color:#fff}

.header{
  position:relative;
  z-index:50;
  border-bottom:1px solid rgba(11,61,145,.12);
  background:rgba(255,255,255,.98);
  box-shadow:0 5px 20px rgba(25,43,75,.04);
}
.header-inner{
  min-height:78px;
  display:flex;
  align-items:center;
  gap:24px;
}
.logo{
  min-width:180px;
  display:flex;
  align-items:center;
  gap:11px;
  color:var(--primary);
  font-size:20px;
  font-weight:800;
}
.logo img{width:42px;height:42px;object-fit:contain}
.main-nav{flex:1;align-self:stretch}
.nav-list{
  height:100%;
  margin:0;
  padding:0;
  display:flex;
  align-items:stretch;
  justify-content:center;
  list-style:none;
}
.nav-list>li{position:relative;display:flex;align-items:center}
.nav-link{
  height:100%;
  padding:0 13px;
  display:flex;
  align-items:center;
  gap:7px;
  color:#26344f;
  font-size:15px;
  font-weight:700;
  white-space:nowrap;
}
.nav-link:hover,.nav-list>li:focus-within>.nav-link{color:var(--primary)}
.has-arrow::after{
  width:7px;
  height:7px;
  content:"";
  border-right:1.5px solid currentColor;
  border-bottom:1.5px solid currentColor;
  transform:rotate(45deg) translateY(-2px);
}
.dropdown-panel,.mega-menu{
  position:absolute;
  top:100%;
  left:0;
  z-index:70;
  visibility:hidden;
  opacity:0;
  transform:translateY(8px);
  transition:.2s ease;
  border:1px solid var(--line);
  background:#fff;
  box-shadow:0 22px 50px rgba(18,35,67,.15);
}
.dropdown-panel::before,.mega-menu::before{
  position:absolute;
  right:0;
  bottom:100%;
  left:0;
  height:10px;
  content:"";
}
.nav-list>li:hover>.dropdown-panel,
.nav-list>li:focus-within>.dropdown-panel,
.nav-list>li:hover>.mega-menu,
.nav-list>li:focus-within>.mega-menu{
  visibility:visible;
  opacity:1;
  transform:none;
}
.dropdown-panel{
  width:310px;
  padding:10px;
  border-radius:0 0 14px 14px;
}
.drop-item{
  display:block;
  padding:10px 12px;
  border-radius:8px;
  color:#35415a;
  font-size:14px;
}
.drop-item:hover{color:var(--primary);background:var(--primary-soft)}
.mega-menu{
  width:min(700px,82vw);
  padding:22px;
  border-radius:0 0 18px 18px;
}
.nav-list>li:nth-last-child(-n+3) .mega-menu{right:0;left:auto}
.mega-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
}
.mega-title{
  margin:0 0 12px;
  color:var(--primary);
  font-size:13px;
  font-weight:800;
  letter-spacing:.08em;
}
.mega-card{
  min-width:0;
  margin-bottom:7px;
  padding:9px 10px;
  display:grid;
  grid-template-columns:auto 1fr;
  align-items:center;
  gap:9px;
  border-radius:9px;
}
.mega-card:hover{background:var(--primary-soft)}
.mega-card img{width:28px;height:28px;object-fit:contain;grid-row:1/3}
.mega-card strong{min-width:0;font-size:14px}
.mega-card small{
  min-width:0;
  color:var(--muted);
  font-size:12px;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.meta{margin:0 0 17px;color:var(--muted);font-size:14px}
.mega-footer{
  display:inline-flex;
  align-items:center;
  padding:9px 13px;
  color:#fff;
  background:var(--primary);
  border-radius:8px;
  font-size:13px;
  font-weight:700;
}
.mega-footer:hover{background:var(--primary-dark)}
.header-btns{display:flex;align-items:center;gap:9px}
.member-btn,.account-btn{
  min-height:39px;
  padding:8px 14px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:8px;
  font-size:14px;
  font-weight:800;
  white-space:nowrap;
}
.member-btn{color:var(--primary);border:1px solid #b8c9e7;background:#fff}
.account-btn{color:#fff;border:1px solid var(--primary);background:var(--primary)}
.member-btn:hover{background:var(--primary-soft)}
.account-btn:hover{background:var(--primary-dark)}
.hamburger{
  width:42px;
  height:42px;
  padding:9px;
  display:none;
  border:0;
  background:transparent;
  cursor:pointer;
}
.hamburger span{
  width:24px;
  height:2px;
  margin:5px auto;
  display:block;
  background:var(--primary);
  transition:.2s ease;
}
.hamburger.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.active span:nth-child(2){opacity:0}
.hamburger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.drawer-overlay{
  position:fixed;
  inset:0;
  z-index:90;
  visibility:hidden;
  opacity:0;
  background:rgba(7,20,42,.58);
  transition:.25s ease;
}
.drawer-overlay.open{visibility:visible;opacity:1}
.mobile-drawer{
  position:fixed;
  top:0;
  right:0;
  bottom:0;
  z-index:100;
  width:min(390px,90vw);
  overflow-y:auto;
  transform:translateX(105%);
  background:#fff;
  box-shadow:-18px 0 44px rgba(10,28,59,.2);
  transition:.25s ease;
}
.mobile-drawer.open{transform:none}
.drawer-head{
  min-height:68px;
  padding:12px 16px;
  display:flex;
  align-items:center;
  gap:12px;
  color:#fff;
  background:var(--primary);
}
.drawer-head>a{padding:7px 10px;border:1px solid rgba(255,255,255,.45);border-radius:7px}
.drawer-close{
  width:38px;
  height:38px;
  margin-left:auto;
  border:0;
  color:#fff;
  background:transparent;
  font-size:29px;
  cursor:pointer;
}
.drawer-menu{padding:14px 17px 28px}
.drawer-link,.drawer-toggle{
  width:100%;
  padding:13px 5px;
  display:block;
  text-align:left;
  border:0;
  border-bottom:1px solid var(--line);
  background:transparent;
  color:#273650;
  font-weight:750;
  cursor:pointer;
}
.drawer-toggle{position:relative}
.drawer-toggle::after{
  position:absolute;
  right:7px;
  content:"+";
  color:var(--primary);
  font-size:20px;
}
.drawer-toggle.active::after{content:"−"}
.drawer-submenu{
  max-height:0;
  padding:0 9px;
  overflow:hidden;
  background:#f6f8fc;
  transition:max-height .3s ease;
}
.drawer-submenu.open{max-height:720px}
.drawer-submenu a{
  padding:9px 8px;
  display:block;
  border-bottom:1px dashed #d8dfeb;
  color:#526078;
  font-size:14px;
}
.drawer-submenu a:hover{color:var(--primary)}

.productlist-main{min-height:620px}
.productlist-main .product-hero{
  position:relative;
  overflow:hidden;
  padding:70px 0 62px;
  color:#fff;
  background:
    radial-gradient(circle at 12% 20%,rgba(244,196,48,.26),transparent 23%),
    radial-gradient(circle at 87% 75%,rgba(42,160,255,.25),transparent 26%),
    linear-gradient(130deg,var(--primary-dark),var(--primary));
}
.productlist-main .product-hero::before,
.productlist-main .product-hero::after{
  position:absolute;
  content:"";
  border:2px solid rgba(255,255,255,.12);
  border-radius:18px;
  transform:rotate(13deg);
}
.productlist-main .product-hero::before{width:170px;height:92px;right:8%;top:25px}
.productlist-main .product-hero::after{width:110px;height:110px;left:5%;bottom:-46px}
.productlist-main .hero-inner{position:relative;z-index:1;text-align:center}
.productlist-main .eyebrow{
  margin:0 0 11px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:#dce8ff;
  font-size:13px;
  font-weight:800;
  letter-spacing:.12em;
}
.productlist-main .eyebrow::before{
  width:24px;
  height:6px;
  content:"";
  border-radius:2px;
  background:var(--accent);
  box-shadow:9px -7px 0 var(--red);
}
.productlist-main h1{margin:0;font-size:clamp(34px,5vw,58px);line-height:1.15}
.productlist-main .hero-copy{
  max-width:720px;
  margin:18px auto 0;
  color:#dce8ff;
  font-size:17px;
}
.productlist-main .hero-tags{
  margin-top:25px;
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:9px;
}
.productlist-main .hero-tags span{
  padding:7px 12px;
  border:1px solid rgba(255,255,255,.25);
  border-radius:999px;
  background:rgba(255,255,255,.09);
  font-size:13px;
}

.productlist-main .catalog-section{padding:54px 0 24px}
.productlist-main .section-head{
  margin-bottom:24px;
  display:flex;
  align-items:end;
  justify-content:space-between;
  gap:20px;
}
.productlist-main .section-head h2{margin:0;font-size:29px;line-height:1.3}
.productlist-main .section-head p{max-width:610px;margin:7px 0 0;color:var(--muted)}
.productlist-main .category-list{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.productlist-main .category-link{
  padding:9px 15px;
  border:1px solid #cbd6e7;
  border-radius:9px;
  color:#34445f;
  background:#fff;
  font-size:14px;
  font-weight:700;
  transition:.2s ease;
}
.productlist-main .category-link:hover{
  color:#fff;
  border-color:var(--primary);
  background:var(--primary);
  transform:translateY(-2px);
}
.productlist-main .product-section{padding:28px 0 76px}
.productlist-main .product-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:22px;
}
.productlist-main .product-card{
  min-width:0;
  overflow:hidden;
  display:flex;
  flex-direction:column;
  border:1px solid var(--line);
  border-radius:17px;
  background:#fff;
  box-shadow:0 7px 24px rgba(24,48,86,.06);
  transition:.25s ease;
}
.productlist-main .product-card:hover{
  transform:translateY(-5px);
  border-color:#b7c9e8;
  box-shadow:var(--shadow);
}
.productlist-main .product-image{
  position:relative;
  aspect-ratio:16/10;
  overflow:hidden;
  background:linear-gradient(145deg,#eaf1fc,#f7f9fd);
}
.productlist-main .product-image img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .35s ease;
}
.productlist-main .product-card:hover .product-image img{transform:scale(1.04)}
.productlist-main .product-badge{
  position:absolute;
  top:13px;
  left:13px;
  padding:5px 10px;
  color:#fff;
  border-radius:6px;
  background:var(--primary);
  box-shadow:0 4px 12px rgba(11,61,145,.22);
  font-size:12px;
  font-weight:800;
}
.productlist-main .product-body{
  min-width:0;
  padding:20px;
  display:flex;
  flex:1;
  flex-direction:column;
}
.productlist-main .product-body h3{
  margin:0 0 10px;
  color:#17243d;
  font-size:20px;
  line-height:1.4;
}
.productlist-main .product-body h3 a:hover{color:var(--primary)}
.productlist-main .product-summary{
  margin:0 0 18px;
  display:-webkit-box;
  overflow:hidden;
  color:var(--muted);
  font-size:14px;
  -webkit-box-orient:vertical;
  -webkit-line-clamp:3;
}
.productlist-main .product-meta{
  margin-top:auto;
  padding-top:14px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  border-top:1px solid #e8edf4;
  color:#748096;
  font-size:12px;
}
.productlist-main .product-cta{
  color:var(--primary);
  font-weight:800;
}
.productlist-main .product-cta::after{content:" →"}
.productlist-main .pagination{
  margin-top:38px;
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:8px;
}
.productlist-main .pagination a{
  min-width:40px;
  height:40px;
  padding:0 12px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border:1px solid #ccd6e5;
  border-radius:8px;
  color:#34445e;
  background:#fff;
  font-size:14px;
  font-weight:700;
}
.productlist-main .pagination a:hover,
.productlist-main .pagination a.active,
.productlist-main .pagination a.current{
  color:#fff;
  border-color:var(--primary);
  background:var(--primary);
}
.productlist-main .catalog-note{
  margin-top:36px;
  padding:19px 22px;
  display:flex;
  align-items:flex-start;
  gap:13px;
  border:1px solid #d7e2f4;
  border-radius:13px;
  color:#526078;
  background:var(--primary-soft);
  font-size:14px;
}
.productlist-main .catalog-note strong{color:var(--primary);white-space:nowrap}

.footer{
  padding:58px 0 0;
  color:#cbd6e8;
  background:#0a1830;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.35fr 1fr 1fr 1fr;
  gap:40px;
}
.footer h3{margin:0 0 15px;color:#fff;font-size:17px}
.footer p{margin:0 0 12px;color:#aebbd0;font-size:14px}
.footer-grid>div>a{
  margin:0 0 9px;
  display:block;
  color:#cbd6e8;
  font-size:14px;
}
.footer-grid>div>a:hover{color:#fff}
.footer-bottom{
  margin-top:42px;
  padding:20px 0;
  border-top:1px solid rgba(255,255,255,.12);
  color:#98a8c1;
  text-align:center;
  font-size:13px;
}

@media (max-width:1080px){
  .main-nav{display:none}
  .hamburger{display:block}
  .header-inner{min-height:70px}
  .header-btns{margin-left:auto}
  .productlist-main .product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:760px){
  .container{width:min(100% - 28px,1180px)}
  .topbar .container{padding:7px 0;align-items:flex-start;flex-direction:column;gap:2px}
  .top-contact{flex-wrap:wrap;gap:3px 14px}
  .logo{min-width:0;font-size:17px}
  .logo img{width:36px;height:36px}
  .member-btn{display:none}
  .account-btn{min-height:36px;padding:7px 11px}
  .productlist-main .product-hero{padding:52px 0 48px}
  .productlist-main .hero-copy{font-size:15px}
  .productlist-main .catalog-section{padding-top:38px}
  .productlist-main .section-head{align-items:flex-start;flex-direction:column}
  .productlist-main .section-head h2{font-size:25px}
  .productlist-main .product-grid{grid-template-columns:1fr}
  .productlist-main .product-section{padding-bottom:55px}
  .productlist-main .catalog-note{flex-direction:column}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:480px){
  .logo span{max-width:125px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .account-btn{display:none}
  .productlist-main .hero-tags{gap:6px}
  .productlist-main .hero-tags span{padding:6px 9px}
  .productlist-main .category-list{flex-wrap:nowrap;overflow-x:auto;padding-bottom:7px}
  .productlist-main .category-link{flex:0 0 auto}
  .productlist-main .product-body{padding:17px}
  .footer-grid{grid-template-columns:1fr}
}