@charset "utf-8";

       :root {
            --primary: #2c8c99;
            --secondary: #f8b500;
            --light: #f5f9fa;
            --dark: #1a535c;
            --accent: #ff6b6b;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        
        body {
            color: #333;
            line-height: 1.6;
            position: relative;
            overflow-x: hidden;
        }
        
        /* 从产品分类开始的背景 */
        .sections-bg {
            position: relative;
        }
        
        .sections-bg::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: url('https://images.unsplash.com/photo-1543466835-00a7907e9de1?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1074&q=80');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            filter: blur(5px);
            z-index: -1;
            transform: scale(1.05);
        }
        
        .content-overlay {
            position: relative;
            background-color: rgba(255, 255, 255, 0.85);
        }
        
        /* 头部样式 */
        header {
            background: linear-gradient(135deg, rgba(44, 140, 153, 0.9), rgba(26, 83, 92, 0.95));
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 999;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            
        }
        
        .container {
            width: 90%;
            max-width: 1200px;
            margin: 0 auto;
        }
        
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo {
            display: flex;
            align-items: center;
        }
        
        .logo i {
            font-size: 2.5rem;
            margin-right: 10px;
            color: var(--secondary);
        }
        
        .logo h1 {
            font-size: 1.5rem;
        }
        
        .logo span {
            font-size: 0.9rem !important;
            opacity: 0.8;
        }
        
        nav ul {
            display: flex;
            list-style: none;
        }
        
        nav ul li {
            margin-left: 1.5rem;
        }
        
        nav ul li a {
            color: white;
            text-decoration: none;
            font-weight: 500;
            transition: color 0.3s;
            position: relative;
        }
        
        nav ul li a:hover {
            color: var(--secondary);
        }
        
        nav ul li a::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            bottom: -5px;
            left: 0;
            background-color: var(--secondary);
            transition: width 0.3s;
        }
        
        nav ul li a:hover::after {
            width: 100%;
        }
        
        .user-actions {
            display: flex;
            align-items: center;
        }
        
        .user-actions a {
            color: white;
            margin-left: 1rem;
            font-size: 1.2rem;
            transition: color 0.3s;
        }
        
        .user-actions a:hover {
            color: var(--secondary);
        }
        
        /* 英雄区域 */
        .hero {
            background: linear-gradient(rgba(44, 140, 153, 0.7), rgba(26, 83, 92, 0.8)), url('https://images.unsplash.com/photo-1543466835-00a7907e9de1?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1074&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 5rem 0;
            text-align: center;
            position: relative;
        }
        
        .hero-content {
            max-width: 800px;
            margin: 0 auto;
        }
        
        .hero h2 {
            font-size: 2.5rem;
            margin-bottom: 1rem;
            animation: fadeInDown 1s ease;
        }
        
        .hero p {
            font-size: 1.2rem;
            margin-bottom: 2rem;
            animation: fadeInUp 1s ease;
        }
        
        .btn {
            display: inline-block;
            background-color: var(--secondary);
            color: var(--dark);
            padding: 0.8rem 2rem;
            border-radius: 30px;
            text-decoration: none;
            font-weight: bold;
            transition: all 0.3s;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
            animation: pulse 2s infinite;
        }
        
        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
        }
        
        /* 宠物贴纸样式 */
        .pet-sticker {
            position: absolute;
            z-index: 1;
            opacity: 0.7;
            font-size: 2rem;
            color: rgba(44, 140, 153, 0.3);
            animation: float 6s ease-in-out infinite;
        }
        
        /* 分类区域 */
        .categories {
            padding: 4rem 0;
            position: relative;
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 3rem;
            position: relative;
        }
        
        .section-title h2 {
            font-size: 2rem;
            color: var(--dark);
            display: inline-block;
        }
        
        .section-title h2::after {
            content: '';
            position: absolute;
            width: 80px;
            height: 3px;
            background-color: var(--secondary);
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
        }
        
        .category-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 2rem;
        }
        
        .category-card {
            background: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            transition: all 0.3s;
            position: relative;
            cursor: pointer;
            z-index: 2;
        }
        
        .category-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
        }
        
        .category-icon {
            height: 120px;
            background: linear-gradient(135deg, var(--primary), var(--dark));
            display: flex;
            justify-content: center;
            align-items: center;
            color: white;
            font-size: 3rem;
        }
        
        .category-content {
            padding: 1.5rem;
        }
        
        .category-content h3 {
            font-size: 1.3rem;
            margin-bottom: 0.5rem;
            color: var(--dark);
        }
        
        .category-content h3 a {
            font-size: 1.3rem;
            margin-bottom: 0.5rem;
            color: var(--dark);
            text-decoration: none;
        }
        
        .category-content p {
            color: #666;
            font-size: 0.9rem;
        }
        
        /* 特色产品区域 */
        .featured {
            padding: 4rem 0;
            position: relative;
        }
        
        .product-slider-container {
            position: relative;
        }
        
        .product-slider {
            display: flex;
            overflow-x: auto;
            gap: 1.5rem;
            padding: 1rem 0;
            scroll-behavior: smooth;
        }
        
        .product-slider::-webkit-scrollbar {
            height: 8px;
        }
        
        .product-slider::-webkit-scrollbar-thumb {
            background-color: var(--primary);
            border-radius: 4px;
        }
        
        .product-card {
            min-width: 250px;
            background: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            transition: all 0.3s;
        }
        
        .product-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
        }
        
        .product-img {
            height: 180px;
            background-color: #f0f0f0;
            display: flex;
            justify-content: center;
            align-items: center;
            color: var(--primary);
            font-size: 3rem;
        }
        
        .product-info {
            padding: 1.2rem;
        }
        
        .product-info h3 {
            font-size: 1.1rem;
            margin-bottom: 0.5rem;
            color: var(--dark);
        }
        
        .product-info h3 a {
            font-size: 1.1rem;
            margin-bottom: 0.5rem;
            color: var(--dark);
            text-decoration: none;
        }
        
        .product-price {
            color: var(--accent);
            font-weight: bold;
            font-size: 1.1rem;
            margin-bottom: 0.5rem;
        }
        
        /* 关于我们区域 */
        .about {
            padding: 4rem 0;
            position: relative;
        }
        
        .about-content {
            display: flex;
            align-items: center;
            gap: 3rem;
        }
        
        .about-text {
            flex: 1;
        }
        
        .about-text h2 {
            font-size: 2rem;
            color: var(--dark);
            margin-bottom: 1.5rem;
        }
        
        .about-text p {
            margin-bottom: 1rem;
        }
        
        .about-image {
            flex: 1;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        }
        
        .about-image img {
            width: 100%;
            height: auto;
            display: block;
            transition: transform 0.5s;
        }
        
        .about-image:hover img {
            transform: scale(1.05);
        }
        
        /* 页脚 */
        footer {
            background-color: rgba(26, 83, 92, 0.9);
            color: white;
            padding: 3rem 0 1rem;
            position: relative;
        }
        
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        
        .footer-column h3 {
            font-size: 1.2rem;
            margin-bottom: 1.5rem;
            position: relative;
            padding-bottom: 0.5rem;
        }
        
        .footer-column h3::after {
            content: '';
            position: absolute;
            width: 40px;
            height: 2px;
            background-color: var(--secondary);
            bottom: 0;
            left: 0;
        }
        
        .footer-column ul {
            list-style: none;
        }
        
        .footer-column ul li {
            margin-bottom: 0.8rem;
        }
        
        .footer-column ul li a {
            color: #ccc;
            text-decoration: none;
            transition: color 0.3s;
        }
        
        .footer-column ul li a:hover {
            color: var(--secondary);
        }
        
        .contact-info li {
            display: flex;
            align-items: flex-start;
            margin-bottom: 1rem;
        }
        
        .contact-info li i {
            margin-right: 10px;
            color: var(--secondary);
        }
        
        .social-links {
            display: flex;
            gap: 1rem;
            margin-top: 1rem;
        }
        
        .social-links a {
            display: inline-flex;
            justify-content: center;
            align-items: center;
            width: 40px;
            height: 40px;
            background-color: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            color: white;
            transition: all 0.3s;
        }
        
        .social-links a:hover {
            background-color: var(--secondary);
            transform: translateY(-3px);
        }
        
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.9rem;
            color: #aaa;
        }
        
        /* 小猫足迹动画 */
        .paw-track {
            position: fixed;
            bottom: 0;
            left: 10%;
            width: 80%;
            height: 100px;
            z-index: 9999;
            pointer-events: none;
        }
        
        .paw-print-animated {
            position: absolute;
            font-size: 1.5rem;
            color: rgba(44, 140, 153, 0.5);
            opacity: 0;
            animation: pawWalk 8s linear infinite;
        }
        
        /* 动画 */
        @keyframes fadeInDown {
            from {
                opacity: 0;
                transform: translateY(-30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        @keyframes pulse {
            0% {
                box-shadow: 0 4px 15px rgba(248, 181, 0, 0.5);
            }
            50% {
                box-shadow: 0 4px 25px rgba(248, 181, 0, 0.8);
            }
            100% {
                box-shadow: 0 4px 15px rgba(248, 181, 0, 0.5);
            }
        }
        
        @keyframes float {
            0% {
                transform: translateY(0) rotate(var(--rotation));
            }
            50% {
                transform: translateY(-10px) rotate(var(--rotation));
            }
            100% {
                transform: translateY(0) rotate(var(--rotation));
            }
        }
        
        @keyframes pawWalk {
            0% {
                opacity: 0;
                transform: translateY(0) scale(0.5);
            }
            10% {
                opacity: 1;
                transform: translateY(-20px) scale(1);
            }
            30% {
                opacity: 0.7;
                transform: translateY(-60px) scale(0.9);
            }
            50% {
                opacity: 0.5;
                transform: translateY(-100px) scale(0.8);
            }
            70% {
                opacity: 0.3;
                transform: translateY(-140px) scale(0.7);
            }
            90% {
                opacity: 0.1;
                transform: translateY(-180px) scale(0.6);
            }
            100% {
                opacity: 0;
                transform: translateY(-200px) scale(0.5);
            }
        }
        
        /* 响应式设计 */
        @media (max-width: 768px) {
            .header-content {
                flex-direction: column;
                text-align: center;
            }
            
            nav ul {
                margin-top: 1rem;
                flex-wrap: wrap;
                justify-content: center;
            }
            
            nav ul li {
                margin: 0.5rem;
            }
            
            .hero h2 {
                font-size: 2rem;
            }
            
            .about-content {
                flex-direction: column;
            }
            
            .category-grid {
                grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            }
            
            .paw-track {
                display: none;
            }
        }