*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Segoe UI','Microsoft YaHei',Tahoma,Geneva,Verdana,sans-serif;color:#333;background:#fff;line-height:1.6}
a{text-decoration:none;color:inherit}
ul{list-style:none}
img{max-width:100%;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* Header */
header{background:#fff;box-shadow:0 1px 4px rgba(0,0,0,.06);position:sticky;top:0;z-index:100}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:0 30px;max-width:1200px;margin:0 auto;height:70px}
.logo-text h1{font-size:17px;color:#1a3a5c;line-height:1.3;font-weight:700}
.logo-text span{font-size:11px;color:#999;letter-spacing:.5px}
.nav-list{display:flex;align-items:center;gap:0;list-style:none;margin:0;padding:0}
.nav-list>li{position:relative}
.nav-list>li>a{display:flex;align-items:center;gap:4px;padding:8px 12px;font-size:13px;color:#444;border-radius:4px;transition:.2s;white-space:nowrap}
.nav-list>li>a:hover{color:#1a5276}
.nav-list>li>a .arrow{font-size:9px;opacity:.5;transition:.2s}
.nav-list>li:hover>a .arrow{transform:rotate(180deg);opacity:1}
.nav-list .dropdown{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(6px);background:#fff;min-width:180px;border-radius:8px;box-shadow:0 6px 24px rgba(0,0,0,.12);padding:8px 0;opacity:0;visibility:hidden;transition:.25s;z-index:200;list-style:none;margin:0}
.nav-list .dropdown::before{content:'';position:absolute;top:-6px;left:50%;transform:translateX(-50%);border-left:6px solid transparent;border-right:6px solid transparent;border-bottom:6px solid #fff}
.nav-list>li:hover .dropdown{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.nav-list .dropdown li a{display:block;padding:8px 18px;font-size:13px;color:#555;transition:.15s;white-space:nowrap}
.nav-list .dropdown li a:hover{color:#1a5276;background:#f5f8fb}
.quote-btn{background:#1a5276;color:#fff!important;padding:10px 22px!important;border-radius:20px;font-size:13px;font-weight:500;margin-left:10px}
.quote-btn:hover{background:#154360!important}
.hamburger{display:none;font-size:22px;cursor:pointer;color:#333}

/* Page Banner */
.page-banner{background:linear-gradient(135deg,#1a3a5c 0%,#1a5276 100%);padding:60px 0 50px;text-align:center;color:#fff;position:relative;overflow:hidden}
.page-banner::before{content:'';position:absolute;inset:0;background:url('https://images.unsplash.com/photo-1558618666-fcd25c85f82e?w=1200&h=300&fit=crop') center/cover;opacity:.1}
.page-banner h2{font-size:32px;font-weight:700;margin-bottom:12px;position:relative;z-index:1}
.breadcrumb{font-size:13px;color:rgba(255,255,255,.7);position:relative;z-index:1}
.breadcrumb a{color:rgba(255,255,255,.85);transition:.2s}
.breadcrumb a:hover{color:#fff}
.breadcrumb span{margin:0 8px;opacity:.5}

/* Footer */
footer{background:#1a2a3a;color:#ccc;padding:50px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.3fr;gap:30px;max-width:1200px;margin:0 auto;padding:0 30px}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:600}
.footer-col p{font-size:12px;line-height:1.8;color:rgba(255,255,255,.5)}
.footer-col a{font-size:12px;color:rgba(255,255,255,.5);display:block;margin-bottom:8px;transition:.2s}
.footer-col a:hover{color:#fff}
.social-icons{display:flex;gap:10px;margin-top:14px}
.social-icons a{width:32px;height:32px;border-radius:50%;background:rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;font-size:14px;transition:.2s;margin-bottom:0}
.social-icons a:hover{background:#1a5276;color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);margin-top:36px;padding:16px 30px;display:flex;justify-content:space-between;align-items:center;max-width:1200px;margin-left:auto;margin-right:auto}
.footer-bottom p{font-size:12px;color:rgba(255,255,255,.35)}
.footer-bottom-links{display:flex;gap:16px}
.footer-bottom-links a{color:rgba(255,255,255,.4);font-size:12px}

/* Content Area */
.content-area{padding:60px 0}
.content-layout{display:grid;grid-template-columns:1fr 320px;gap:40px}

/* Sidebar */
.sidebar .widget{background:#fff;border:1px solid #eee;border-radius:8px;padding:24px;margin-bottom:24px}
.sidebar .widget h3{font-size:16px;color:#1a3a5c;font-weight:600;margin-bottom:16px;padding-bottom:12px;border-bottom:2px solid #f0f0f0;position:relative}
.sidebar .widget h3::after{content:'';position:absolute;bottom:-2px;left:0;width:40px;height:2px;background:#1a5276}
.sidebar .search-box{display:flex;border:1px solid #ddd;border-radius:4px;overflow:hidden}
.sidebar .search-box input{flex:1;border:none;padding:10px 12px;font-size:13px;outline:none}
.sidebar .search-box button{background:#1a5276;color:#fff;border:none;padding:0 16px;cursor:pointer;font-size:14px}
.sidebar .cat-list a{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid #f5f5f5;font-size:13px;color:#555;transition:.2s}
.sidebar .cat-list a:hover{color:#1a5276;padding-left:6px}
.sidebar .cat-list a span{background:#f0f0f0;padding:2px 8px;border-radius:10px;font-size:11px;color:#999}
.sidebar .popular-item{display:flex;gap:12px;padding:12px 0;border-bottom:1px solid #f5f5f5}
.sidebar .popular-item:last-child{border-bottom:none}
.sidebar .popular-item img{width:80px;height:60px;object-fit:cover;border-radius:4px;flex-shrink:0}
.sidebar .popular-item .info h4{font-size:13px;color:#333;font-weight:500;line-height:1.4;margin-bottom:4px}
.sidebar .popular-item .info h4:hover{color:#1a5276}
.sidebar .popular-item .info span{font-size:11px;color:#999}


.gallery-detail-wrap{max-width:900px;margin:0 auto}
.gallery-main-img{position:relative;border-radius:10px;overflow:hidden;background:#f5f5f5}
.gallery-main-img img{width:100%;height:500px;object-fit:cover;display:block;transition:.3s}
.gallery-nav-btn{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.9);border:none;font-size:16px;color:#1a3a5c;cursor:pointer;transition:.2s;z-index:2;box-shadow:0 2px 8px rgba(0,0,0,.15)}
.gallery-nav-btn:hover{background:#fff;box-shadow:0 4px 12px rgba(0,0,0,.2)}
.prev-btn{left:16px}
.next-btn{right:16px}
.gallery-info-bar{display:flex;justify-content:space-between;align-items:flex-start;padding:24px 0;gap:20px;border-bottom:1px solid #eee}
.gallery-info-left h3{font-size:20px;color:#1a3a5c;font-weight:600;margin-bottom:8px}
.gallery-info-left p{font-size:13px;color:#666;line-height:1.7;margin-bottom:12px}
.gallery-meta-info{display:flex;gap:16px;font-size:12px;color:#999}
.gallery-meta-info i{margin-right:4px}
.back-gallery-btn{display:inline-flex;align-items:center;gap:8px;padding:10px 24px;background:#1a5276;color:#fff;border-radius:20px;font-size:13px;font-weight:500;white-space:nowrap;transition:.2s}
.back-gallery-btn:hover{background:#154360}
.gallery-thumbs{display:flex;gap:10px;padding:20px 0;overflow-x:auto}
.gallery-thumb{flex-shrink:0;width:80px;height:60px;border-radius:6px;overflow:hidden;cursor:pointer;border:2px solid transparent;transition:.2s;opacity:.6}
.gallery-thumb:hover,.gallery-thumb.active{border-color:#1a5276;opacity:1}
.gallery-thumb img{width:100%;height:100%;object-fit:cover}
@media(max-width:600px){.gallery-main-img img{height:300px}.gallery-info-bar{flex-direction:column}}


/* Responsive */
@media(max-width:1024px){
  .nav-list{display:none;position:absolute;top:70px;left:0;right:0;background:#fff;flex-direction:column;padding:16px;box-shadow:0 4px 12px rgba(0,0,0,.1)}
  .nav-list.active{display:flex}
  .nav-list .dropdown{position:static;transform:none;box-shadow:none;opacity:1;visibility:visible;padding-left:16px;min-width:auto}
  .nav-list .dropdown::before{display:none}
  .nav-list>li>a,.nav-list .dropdown li a{padding:10px 12px;width:100%}
  .quote-btn{margin-left:0;margin-top:8px;text-align:center}
  .hamburger{display:block}
  .content-layout{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:600px){
  .header-inner{padding:0 16px}
  .page-banner h2{font-size:24px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px;text-align:center}
  .content-area{padding:40px 0}
}