* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: "Microsoft YaHei", "微软雅黑", Arial, sans-serif;
    background-color: #fafafa;
    color: #333;
    line-height: 1.6;
}

/* 顶部导航 - 珊瑚红渐变 */
.header {
    background: linear-gradient(135deg, #d6336c, #c2255c);
    color: #fff;
    padding: 20px 0;
    box-shadow: 0 2px 10px rgba(214,51,108,0.3);
    position: sticky;
    top: 0;
    z-index: 1000;
}
.header .container { display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 26px; font-weight: bold; letter-spacing: 2px; }
.nav ul { list-style: none; display: flex; gap: 30px; }
.nav ul li a {
    color: #fff; text-decoration: none; font-size: 16px;
    padding: 8px 16px; border-radius: 4px; transition: background 0.3s;
}
.nav ul li a:hover, .nav ul li a.active { background: rgba(255,255,255,0.2); }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* Banner区域 - 柔和珊瑚色 */
.banner {
    background: linear-gradient(135deg, #fff5f5, #ffe3e3);
    padding: 60px 0;
    text-align: center;
}
.banner h1 { font-size: 42px; color: #c2255c; margin-bottom: 15px; }
.banner p { font-size: 18px; color: #888; }

/* 产品区域 */
.products-section { padding: 50px 0; }
.section-title {
    text-align: center; font-size: 32px; color: #333; margin-bottom: 40px;
    position: relative;
}
.section-title::after {
    content: ''; display: block; width: 60px; height: 3px;
    background: #d6336c; margin: 15px auto 0;
}

.products-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 30px;
}
.product-card {
    background: #fff; border-radius: 12px; overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.06); transition: transform 0.3s, box-shadow 0.3s;
    cursor: pointer; text-decoration: none; color: inherit; display: block;
}
.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(214,51,108,0.15);
}
.product-image { width: 100%; height: 260px; overflow: hidden; background: #f5f5f5; }
.product-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
.product-card:hover .product-image img { transform: scale(1.08); }
.product-info { padding: 20px; }
.product-info h3 { font-size: 18px; color: #333; margin-bottom: 10px; }
.product-info .desc { font-size: 14px; color: #888; margin-bottom: 12px; }
.price-row { display: flex; justify-content: space-between; align-items: center; }
.price { color: #d6336c; font-size: 22px; font-weight: bold; }
.price::before { content: '¥'; font-size: 14px; }
.original-price { color: #bbb; text-decoration: line-through; font-size: 14px; margin-left: 8px; }
.buy-btn {
    background: linear-gradient(135deg, #d6336c, #c2255c);
    color: #fff; border: none; padding: 8px 20px; border-radius: 20px;
    cursor: pointer; font-size: 14px; transition: opacity 0.3s;
}
.buy-btn:hover { opacity: 0.9; }

/* 详情页 */
.detail-section { padding: 50px 0; }
.detail-wrapper {
    display: grid; grid-template-columns: 1fr 1fr; gap: 50px;
    background: #fff; padding: 40px; border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}
.detail-image { border-radius: 8px; overflow: hidden; }
.detail-image img { width: 100%; height: auto; }
.detail-info h2 { font-size: 28px; color: #333; margin-bottom: 15px; }
.detail-info .price { font-size: 32px; margin: 15px 0; }
.detail-info .desc { color: #666; font-size: 16px; margin-bottom: 20px; line-height: 1.8; }
.detail-specs { margin: 20px 0; }
.detail-specs h4 { color: #c2255c; margin-bottom: 10px; }
.detail-specs ul { list-style: none; }
.detail-specs ul li { padding: 6px 0; color: #555; border-bottom: 1px dashed #eee; }
.detail-specs ul li::before { content: '✓ '; color: #d6336c; }
.detail-actions { margin-top: 30px; display: flex; gap: 15px; }
.btn-primary {
    background: linear-gradient(135deg, #d6336c, #c2255c);
    color: #fff; border: none; padding: 14px 40px; font-size: 16px;
    border-radius: 6px; cursor: pointer; transition: opacity 0.3s;
    text-decoration: none; display: inline-block;
}
.btn-primary:hover { opacity: 0.9; }
.btn-secondary {
    background: #333; color: #fff; border: none; padding: 14px 40px;
    font-size: 16px; border-radius: 6px; cursor: pointer;
    text-decoration: none; display: inline-block; transition: opacity 0.3s;
}
.btn-secondary:hover { opacity: 0.9; }

/* 下单页面 */
.order-section { padding: 50px 0; }
.order-wrapper {
    max-width: 700px; margin: 0 auto; background: #fff; padding: 40px;
    border-radius: 12px; box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}
.order-product { display: flex; gap: 20px; padding-bottom: 20px; border-bottom: 1px solid #eee; margin-bottom: 25px; }
.order-product img { width: 120px; height: 120px; border-radius: 8px; object-fit: cover; }
.order-product-info h3 { font-size: 18px; margin-bottom: 8px; }
.order-product-info .price { font-size: 24px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 8px; font-weight: 500; color: #444; }
.form-group input, .form-group select, .form-group textarea {
    width: 100%; padding: 12px 15px; border: 1px solid #ddd; border-radius: 6px;
    font-size: 15px; transition: border-color 0.3s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none; border-color: #d6336c;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; }
.order-total { padding: 20px; background: #fafafa; border-radius: 8px; margin: 25px 0; }
.order-total .row { display: flex; justify-content: space-between; padding: 6px 0; }
.order-total .total {
    font-size: 20px; font-weight: bold; color: #d6336c; border-top: 1px solid #eee;
    padding-top: 12px; margin-top: 8px;
}
.submit-order-btn {
    width: 100%; padding: 16px;
    background: linear-gradient(135deg, #d6336c, #c2255c);
    color: #fff; border: none; border-radius: 8px; font-size: 18px;
    cursor: pointer; transition: opacity 0.3s;
}
.submit-order-btn:hover { opacity: 0.9; }

/* 页脚 */
.footer {
    background: #2d2d2d; color: #fff; padding: 40px 0 20px; margin-top: 50px;
}
.footer-content { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 30px; margin-bottom: 30px; }
.footer-section h4 { font-size: 18px; margin-bottom: 15px; color: #ffd43b; }
.footer-section p { color: #bbb; margin-bottom: 8px; font-size: 14px; }
.footer-bottom { text-align: center; padding-top: 20px; border-top: 1px solid rgba(255,255,255,0.1); color: #888; font-size: 13px; }

/* 面包屑 */
.breadcrumb { padding: 20px 0; color: #888; }
.breadcrumb a { color: #d6336c; text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb span { margin: 0 8px; }

/* 返回按钮 */
.back-btn { display: inline-block; margin-bottom: 20px; color: #d6336c; text-decoration: none; font-size: 14px; }
.back-btn:hover { text-decoration: underline; }

/* 响应式 */
@media (max-width: 768px) {
    .header .container { flex-direction: column; gap: 15px; }
    .nav ul { gap: 10px; }
    .banner h1 { font-size: 28px; }
    .detail-wrapper { grid-template-columns: 1fr; padding: 20px; }
    .footer-content { grid-template-columns: 1fr; text-align: center; }
    .form-row { grid-template-columns: 1fr; }
    .product-image { height: 220px; }
}