 * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
        }
        
        body {
            background-color: #f5f5f5;
            color: #333;
            line-height: 1.5;
        }
        
        .container {
            max-width: 100%;
            padding: 0 15px;
        }
        
        /* 顶部区域 */
        .header {
            background-color: #4CAF50;
            color: white;
            padding: 15px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 5px rgba(0,0,0,0.1);
        }
        
        .header-content {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: 600px;
            margin: 0 auto;
        }
        
        .back-btn {
            background: none;
            border: none;
            color: white;
            font-size: 20px;
            cursor: pointer;
        }
        
        .title {
            font-size: 18px;
            font-weight: 600;
            flex-grow: 1;
            text-align: center;
        }
        
        /* 搜索区域 */
        .search-section {
            background-color: white;
            padding: 15px;
            margin: 10px 0;
            border-radius: 10px;
            box-shadow: 0 1px 3px rgba(0,0,0,0.1);
            max-width: 600px;
            margin: 10px auto;
        }
        
        .search-container {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        
        .location-select {
            flex: 0 0 auto;
            background-color: #f0f0f0;
            border: none;
            border-radius: 20px;
            padding: 8px 12px;
            font-size: 14px;
            display: flex;
            align-items: center;
            cursor: pointer;
        }
        
        .search-input {
            flex: 1;
            padding: 8px 15px;
            border: 1px solid #e0e0e0;
            border-radius: 20px;
            font-size: 14px;
            outline: none;
        }
        
        .import-btn {
            flex: 0 0 auto;
            background-color: #4CAF50;
            color: white;
            border: none;
            border-radius: 20px;
            padding: 8px 12px;
            font-size: 14px;
            cursor: pointer;
        }
        
        /* 卡片区域 */
        .bird-list {
            max-width: 600px;
            margin: 0 auto 20px;
        }
        
        .bird-card {
            background-color: white;
            border-radius: 12px;
            padding: 15px;
            margin-bottom: 15px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.1);
            transition: transform 0.2s;
        }
        
        .bird-card:hover {
            transform: translateY(-2px);
        }
        
        .bird-card-top {
            display: flex;
            margin-bottom: 12px;
        }
        
        .bird-avatar {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            object-fit: cover;
            margin-right: 15px;
            border: 2px solid #f0f0f0;
        }
        
        .bird-info {
            flex: 1;
        }
        
        .bird-name {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 5px;
            color: #333;
            display: flex;
            align-items: center;
        }
        
        .scientific-name {
            font-size: 12px;
            color: #666;
            margin-left: 8px;
            font-style: italic;
        }
        
        .bird-taxonomy {
            font-size: 13px;
            color: #666;
            margin-bottom: 5px;
        }
        
        .bird-rating {
            display: flex;
            align-items: center;
            margin-bottom: 5px;
        }
        
        .star {
            color: #FFC107;
            font-size: 16px;
            margin-right: 2px;
        }
        
        .rating-text {
            font-size: 13px;
            color: #666;
            margin-left: 5px;
        }
        
        .conservation-status {
            display: inline-block;
            background-color: #FFEB3B;
            color: #333;
            padding: 2px 6px;
            border-radius: 4px;
            font-size: 12px;
            margin-left: 8px;
        }
        
        .bird-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: 8px;
        }
        
        .tag {
            background-color: #E0F7FA;
            color: #00838F;
            padding: 2px 8px;
            border-radius: 10px;
            font-size: 12px;
        }
        
        .bird-description {
            font-size: 14px;
            color: #555;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        
        .bird-distance {
            display: flex;
            align-items: center;
            font-size: 13px;
            color: #4CAF50;
        }
        
        .distance-icon {
            margin-right: 5px;
        }
        
        /* 响应式调整 */
        @media (max-width: 480px) {
            .bird-avatar {
                width: 70px;
                height: 70px;
            }
            
            .search-container {
                flex-wrap: wrap;
            }
            
            .location-select, .import-btn {
                flex: 1;
            }
            
            .search-input {
                flex: 100%;
                order: 3;
                margin-top: 8px;
            }
        }
