.zt-page,.zt-detail-page,.zt-haidao-page,.zt-guolv-page{min-height:500px}
.zt-breadcrumb{padding:15px 0;font-size:13px;color:#999}
.zt-breadcrumb a{color:#666;text-decoration:none}
.zt-breadcrumb a:hover{color:#ff8c00}
.zt-breadcrumb span{color:#333}
.zt-header{padding:20px 0 30px;text-align:center}
.zt-header h1{font-size:28px;font-weight:700;color:#333;margin:0 0 8px}
.zt-header p{font-size:14px;color:#999;margin:0}
.zt-grid{overflow:hidden;zoom:1;margin:0 -10px}
.zt-card{float:left;width:25%;padding:0 10px;margin-bottom:20px;box-sizing:border-box}
.zt-card-inner{display:block;background:#fff;border-radius:8px;overflow:hidden;text-decoration:none;box-shadow:0 2px 8px rgba(0,0,0,0.08);transition:all .3s ease}
.zt-card-inner:hover{box-shadow:0 4px 16px rgba(0,0,0,0.15);transform:translateY(-2px)}
.zt-card-img{height:180px;overflow:hidden;background:#f5f5f5}
.zt-card-img img{width:100%;height:100%;display:block;transition:transform .3s ease}
.zt-card-inner:hover .zt-card-img img{transform:scale(1.05)}
.zt-card-placeholder{height:100%;display:flex;align-items:center;justify-content:center;font-size:18px;color:#999;background:#667eea;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;font-weight:700}
.zt-card-info{padding:12px 15px}
.zt-card-info h3{font-size:15px;color:#333;margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.zt-banner{margin-bottom:20px;border-radius:8px;overflow:hidden}
.zt-banner img{width:100%;display:block}
.zt-content{background:#fff;padding:20px;border-radius:8px;margin-bottom:20px;line-height:1.8;font-size:14px;color:#333}
.zt-content img{max-width:100%;height:auto}
.zt-section{background:#fff;border-radius:8px;padding:20px;margin-bottom:20px}
.zt-section-header{overflow:hidden;zoom:1;margin-bottom:15px;padding-bottom:10px;border-bottom:2px solid #ff8c00}
.zt-section-header h2{float:left;font-size:18px;font-weight:700;color:#333;margin:0;padding-left:10px;border-left:3px solid #ff8c00;line-height:24px}
.zt-section-more{float:right;font-size:13px;color:#999;text-decoration:none;line-height:24px}
.zt-section-more:hover{color:#ff8c00}
.zt-product-grid{overflow:hidden;zoom:1;margin:0 -8px}
.zt-product-item{float:left;width:25%;padding:0 8px;margin-bottom:16px;box-sizing:border-box}
.zt-product-inner{display:block;background:#fff;border:1px solid #eee;border-radius:6px;overflow:hidden;text-decoration:none;transition:all .3s ease}
.zt-product-inner:hover{border-color:#ff8c00;box-shadow:0 2px 8px rgba(255,140,0,0.15)}
.zt-product-img{height:160px;overflow:hidden;background:#f5f5f5}
.zt-product-img img{width:100%;height:100%;display:block;transition:transform .3s ease}
.zt-product-inner:hover .zt-product-img img{transform:scale(1.05)}
.zt-product-info{padding:10px}
.zt-product-info h4{font-size:13px;color:#333;margin:0 0 4px;height:36px;overflow:hidden;line-height:18px;font-weight:600}
.zt-product-meta{font-size:12px;color:#999;margin-bottom:4px}
.zt-product-price{font-size:12px;color:#ff5a00}
.zt-product-price em{font-style:normal;font-size:11px}
.zt-product-price b{font-size:16px;font-weight:700}
.zt-empty{text-align:center;padding:60px 20px}
.zt-empty p{font-size:16px;color:#999}

/* ========== 通用产品卡片 & 网格（_ProductCard / _ProductGrid） ========== */
.zt-product-card{display:block;background:#fff;border-radius:12px;overflow:hidden;text-decoration:none;box-shadow:0 2px 12px rgba(0,0,0,0.06);transition:all .3s ease}
.zt-product-card:hover{transform:translateY(-4px);box-shadow:0 6px 24px rgba(0,0,0,0.12)}
.zt-product-card-img{height:200px;overflow:hidden;position:relative}
.zt-product-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.zt-product-card:hover .zt-product-card-img img{transform:scale(1.06)}
.zt-product-card-days{position:absolute;top:10px;right:10px;background:rgba(0,0,0,0.6);color:#fff;padding:3px 10px;border-radius:12px;font-size:12px;font-weight:500}
.zt-product-card-discount{position:absolute;top:10px;left:10px;background:linear-gradient(135deg,#ff5a00,#ff7a3d);color:#fff;padding:4px 10px;border-radius:10px;font-size:12px;font-weight:700;box-shadow:0 2px 8px rgba(255,90,0,0.4)}
.zt-product-card-info{padding:14px 16px}
.zt-product-card-title{font-size:14px;color:#1a3a5c;margin:0 0 8px;font-weight:600;line-height:1.5;height:42px;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.zt-product-card-feature{font-size:12px;color:#888;line-height:1.5;height:36px;overflow:hidden;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.zt-product-card-meta{font-size:12px;color:#999;margin-bottom:8px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.zt-product-card-depart{color:#7a9ab5}
.zt-product-card-limit{color:#ff5a00;background:rgba(255,90,0,0.08);padding:1px 6px;border-radius:3px}
.zt-product-card-price{display:flex;align-items:baseline;gap:2px}
.zt-price-num{font-size:20px;font-weight:700;color:#ff5a00}
.zt-price-suffix{font-size:12px;color:#ff5a00}
.zt-price-old{font-size:12px;color:#bbb;text-decoration:line-through;margin-left:6px}

.zt-product-grid{display:grid;gap:20px}
.zt-product-grid-4{grid-template-columns:repeat(4,1fr)}
.zt-product-grid-3{grid-template-columns:repeat(3,1fr)}
.zt-product-grid-2{grid-template-columns:repeat(2,1fr)}

/* ========== 通用专题Hero区 ========== */
.zt-hero{position:relative;height:500px;overflow:hidden;display:flex;align-items:center;justify-content:center}
.zt-hero-content{position:relative;z-index:2;text-align:center;color:#fff;padding:0 20px}
.zt-hero-badge{display:inline-block;background:rgba(255,255,255,0.2);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,0.3);border-radius:30px;padding:8px 28px;font-size:14px;font-weight:600;letter-spacing:2px;margin-bottom:24px;color:#fff}
.zt-hero-title{font-size:48px;font-weight:800;line-height:1.3;margin:0 0 20px;text-shadow:0 2px 20px rgba(0,0,0,0.3);letter-spacing:2px}
.zt-hero-subtitle{font-size:18px;font-weight:300;opacity:0.9;margin:0 0 36px;letter-spacing:4px}
.zt-hero-btn{display:inline-block;padding:14px 48px;border-radius:50px;font-size:16px;font-weight:600;text-decoration:none;letter-spacing:2px;transition:all .3s ease}
.zt-hero-btn:hover{transform:translateY(-2px);color:#fff}

/* ========== 通用专题导航栏 ========== */
.zt-nav-bar{position:sticky;top:0;z-index:100;background:rgba(255,255,255,0.95);backdrop-filter:blur(12px);border-bottom:1px solid rgba(0,0,0,0.06);box-shadow:0 2px 12px rgba(0,0,0,0.04)}
.zt-nav-inner{display:flex;justify-content:center;padding:12px 0;overflow-x:auto;-webkit-overflow-scrolling:touch}
.zt-nav-item{display:flex;align-items:center;padding:10px 24px;border-radius:30px;font-size:14px;font-weight:500;color:#555;text-decoration:none;white-space:nowrap;transition:all .3s ease;background:#f5f5f5;border:1px solid transparent;margin:0 4px}
.zt-nav-item:hover{background:#e8f4ff;color:#0e7cc9}
.zt-nav-item.active{color:#fff;background:linear-gradient(135deg,#0e7cc9,#18a4e8);box-shadow:0 2px 12px rgba(14,124,201,0.3)}

/* ========== 通用专题区块 ========== */
.zt-topic-section{padding:60px 0}
.zt-topic-section-header{margin-bottom:40px}
.zt-topic-section-header h2{font-size:28px;font-weight:700;color:#1a3a5c;margin:0 0 8px;letter-spacing:1px}
.zt-topic-section-header p{font-size:15px;color:#7a9ab5;margin:0}

/* ========== 通用CTA ========== */
.zt-topic-cta{position:relative;padding:80px 0;overflow:hidden;text-align:center;color:#fff}
.zt-topic-cta h2{font-size:36px;font-weight:800;margin:0 0 12px;letter-spacing:2px}
.zt-topic-cta p{font-size:16px;opacity:0.9;margin:0 0 32px;letter-spacing:2px}
.zt-topic-cta-btn{display:inline-block;padding:16px 52px;border-radius:50px;font-size:17px;font-weight:700;text-decoration:none;letter-spacing:2px;transition:all .3s ease}
.zt-topic-cta-btn:hover{transform:translateY(-2px);color:#fff}
.car-form-wrap{background:#fff;padding:30px;border-radius:8px;max-width:600px;margin:0 auto}
.car-form-wrap .form-group{margin-bottom:15px}
.car-form-wrap label{display:block;font-size:14px;color:#333;margin-bottom:5px;font-weight:600}
.car-form-wrap .form-control{width:100%;padding:8px 12px;border:1px solid #ddd;border-radius:4px;font-size:14px;box-sizing:border-box}
.car-form-wrap .form-control:focus{border-color:#ff8c00;outline:none}
.car-form-wrap .btn{display:inline-block;padding:10px 30px;background:#ff8c00;color:#fff;border:none;border-radius:4px;font-size:14px;cursor:pointer}
.car-form-wrap .btn:hover{background:#e07b00}
@media(max-width:768px){
    .zt-card{width:50%}
    .zt-product-item{width:50%}
    .zt-product-grid-4{grid-template-columns:repeat(2,1fr)}
    .zt-product-grid-3{grid-template-columns:repeat(2,1fr)}
    .zt-product-grid-2{grid-template-columns:1fr}
    .zt-hero{height:400px}
    .zt-hero-title{font-size:32px}
    .zt-topic-section{padding:40px 0}
}
@media(max-width:480px){
    .zt-card{width:100%}
    .zt-product-item{width:100%}
    .zt-product-grid-4{grid-template-columns:1fr}
    .zt-product-grid-3{grid-template-columns:1fr}
}