/* 商品兑换页面样式 */

/* 搜索栏样式 */
.search-bar {
    padding: 12px 16px;
    background: #fff;
    border-bottom: 1px solid #f0f0f0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.search-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    background: #f5f5f5;
    border-radius: 20px;
    padding: 8px 16px;
}

.search-icon {
    font-size: 18px;
    margin-right: 8px;
    color: #999;
}

.search-input-wrapper input {
    flex: 1;
    border: none;
    background: transparent;
    outline: none;
    font-size: 14px;
    color: #333;
}

.search-input-wrapper input::placeholder {
    color: #999;
}

.products-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 30px;
}

.products-header > h2 {
    margin: 0;
    font-size: 20px;
    font-weight: bold;
    flex: 1;
}

.products-header > div {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.products-header h3 {
    margin: 0 0 5px 0;
    font-size: 16px;
    font-weight: normal;
    opacity: 0.9;
}

.products-header .amount {
    font-size: 26px;
    font-weight: bold;
    color: #ffd700;
}

.balance-info {
    text-align: right;
}

.balance-info h3 {
    margin: 0 0 5px 0;
    font-size: 18px;
}

.balance-info .amount {
    font-size: 32px;
    font-weight: bold;
    color: #ffd700;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.product-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: transform 0.3s;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.product-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 48px;
}

.product-info {
    padding: 20px;
}

.product-name {
    font-size: 18px;
    font-weight: bold;
    color: #333;
    margin-bottom: 8px;
}

.product-desc {
    font-size: 14px;
    color: #666;
    margin-bottom: 12px;
    line-height: 1.6;
}

.product-price {
    font-size: 24px;
    color: #e74c3c;
    font-weight: bold;
    margin-bottom: 12px;
}

.product-price::before {
    /*content: '¥';*/
    font-size: 16px;
}

.btn-exchange {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    cursor: pointer;
    transition: opacity 0.3s;
}

.btn-exchange:hover {
    opacity: 0.9;
}

.btn-exchange:disabled {
    background: #ccc;
    cursor: not-allowed;
}

/* 兑换模态框 */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 30px;
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid #f0f0f0;
}

.modal-header h2 {
    margin: 0;
    color: #333;
}

.close-btn {
    font-size: 28px;
    color: #999;
    cursor: pointer;
    background: none;
    border: none;
}

.close-btn:hover {
    color: #333;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #333;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 14px;
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.product-summary {
    background: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.product-summary h4 {
    margin: 0 0 10px 0;
    color: #333;
}

.product-summary p {
    margin: 5px 0;
    color: #666;
}

.btn-submit {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    cursor: pointer;
}

.btn-submit:hover {
    opacity: 0.9;
}