/* ==================== 基础变量 ==================== */
:root {
    --primary-color: #ff6b35;
    --primary-dark: #e55a2b;
    --secondary-color: #2e86de;
    --success-color: #27ae60;
    --danger-color: #e74c3c;
    --warning-color: #f39c12;
    --dark-color: #1a2a3a;
    --gray-color: #6c7a8a;
    --light-gray: #e8ecf1;
    --border-color: #eef2f7;
    --bg-color: #f8f9fc;
    --card-bg: #ffffff;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.1);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-color);
    color: var(--dark-color);
    line-height: 1.5;
    min-height: 100vh;
}

.container {
    max-width: 600px;
    margin: 0 auto;
    padding: 16px 12px 80px;
}

/* ==================== 工具栏 ==================== */
.toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 12px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo-icon {
    font-size: 28px;
}

.logo-text {
    font-size: 18px;
    font-weight: 600;
    background: linear-gradient(135deg, var(--primary-color), var(--warning-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.lang-bar {
    display: flex;
    align-items: center;
    gap: 12px;
}

.lang-indicator {
    background: var(--card-bg);
    padding: 8px 16px;
    border-radius: 40px;
    font-size: 14px;
    font-weight: 500;
    color: var(--dark-color);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.refresh-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 8px 16px;
    border-radius: 40px;
    font-size: 14px;
    color: var(--dark-color);
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.refresh-btn:hover {
    background: var(--light-gray);
    transform: translateY(-1px);
}

.refresh-btn:active {
    transform: scale(0.96);
}

.refresh-icon {
    font-size: 16px;
}

/* ==================== 商品网格 ==================== */
.product-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.product-card {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    animation: fadeInUp 0.4s ease;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.product-card:active {
    transform: scale(0.98);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.product-image {
    aspect-ratio: 1 / 1;
    width: 100%;
    background: linear-gradient(135deg, #f5f7fa, #eef2f7);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-image:hover img {
    transform: scale(1.05);
}

.product-image:active {
    opacity: 0.9;
}

.image-hint {
    position: absolute;
    bottom: 8px;
    right: 8px;
    background: rgba(0, 0, 0, 0.6);
    color: white;
    font-size: 11px;
    padding: 4px 8px;
    border-radius: 20px;
    backdrop-filter: blur(4px);
    opacity: 0.8;
}

.product-info {
    padding: 12px 10px 10px;
}

.product-name {
    font-size: 14px;
    font-weight: 500;
    line-height: 1.4;
    color: var(--dark-color);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 40px;
}

.price-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-top: 10px;
}

.price-left {
    display: flex;
    flex-direction: column;
}

.price-label {
    font-size: 10px;
    color: var(--gray-color);
    letter-spacing: 0.5px;
}

.price-value {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-color);
}

.price-value::before {
    content: '฿ ';
    font-size: 12px;
    font-weight: normal;
}

.cart-btn {
    background: linear-gradient(135deg, var(--primary-color), var(--warning-color));
    border: none;
    padding: 8px 14px;
    border-radius: 30px;
    color: white;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 2px 6px rgba(255, 107, 53, 0.3);
    position: relative;
    overflow: hidden;
}

.cart-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.4);
}

.cart-btn:active {
    transform: scale(0.95);
}

.cart-btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.4s, height 0.4s;
}

.cart-btn:active::after {
    width: 100px;
    height: 100px;
}

/* ==================== 状态消息 ==================== */
.status-message {
    grid-column: span 2;
    text-align: center;
    padding: 60px 20px;
    background: var(--card-bg);
    border-radius: var(--radius-xl);
    color: var(--gray-color);
    font-size: 15px;
}

.spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    margin: 0 auto 12px;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.error-message {
    color: var(--danger-color);
    background: #fff5f5;
    border: 1px solid #ffcdcd;
}

/* ==================== 加载更多按钮 ==================== */
.load-more-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 14px 24px;
    border-radius: 50px;
    font-size: 15px;
    font-weight: 500;
    color: var(--dark-color);
    cursor: pointer;
    width: 100%;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.load-more-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.load-more-btn:active {
    transform: scale(0.98);
}

.arrow-down {
    font-size: 12px;
    transition: transform 0.2s;
}

.load-more-btn:hover .arrow-down {
    transform: translateY(2px);
}

/* ==================== 图片模态框 ==================== */
.image-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.image-modal.active {
    opacity: 1;
    visibility: visible;
}

.image-modal .modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    cursor: pointer;
}

.image-modal .modal-content {
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    max-width: 90vw;
    max-height: 90vh;
}

/* 关闭按钮 - 在图片右上角外部 */
.image-modal .modal-close {
    position: absolute;
    top: -30px;
    right: -30px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.9);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: #333;
    font-size: 28px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    z-index: 20;
}

.image-modal .modal-close:hover {
    background: rgba(255, 255, 255, 1);
    transform: scale(1.1);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
}

.image-modal .modal-close:active {
    transform: scale(0.95);
}

.modal-image {
    max-width: 100%;
    max-height: 85vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.modal-caption {
    position: absolute;
    bottom: -40px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: white;
    font-size: 16px;
    padding: 8px 16px;
    background: rgba(0, 0, 0, 0.7);
    border-radius: 30px;
    white-space: nowrap;
    max-width: 90%;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ==================== 浮动按钮组 ==================== */
.fab-group {
    position: fixed;
    bottom: 20px;
    right: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 998;
}

.back-to-top {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2c3e50, #34495e);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
    transform: scale(0.8);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: scale(1);
}

.back-to-top:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.back-to-top:active {
    transform: scale(0.95);
}

.back-icon {
    font-size: 24px;
    font-weight: bold;
    color: white;
}

.cart-fab {
    width: 56px;
    height: 56px;
    border-radius: 28px;
    background: linear-gradient(135deg, var(--primary-color), var(--warning-color));
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 16px rgba(255, 107, 53, 0.4);
    transition: all 0.3s ease;
    position: relative;
}

.cart-fab:hover {
    transform: scale(1.05);
}

.cart-fab:active {
    transform: scale(0.95);
}

.cart-fab .cart-icon {
    font-size: 26px;
}

.cart-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    background: var(--danger-color);
    color: white;
    font-size: 11px;
    font-weight: 600;
    min-width: 20px;
    height: 20px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 5px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* ==================== 飞行动画 - 增强版 ==================== */
.fly-element {
    position: fixed;
    font-size: 32px;
    z-index: 10000;
    pointer-events: none;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.2));
    transition: all 0.5s cubic-bezier(0.34, 1.2, 0.64, 1);
}

.fly-element.flying {
    display: block;
}

.fly-trail {
    position: fixed;
    width: 8px;
    height: 8px;
    background: radial-gradient(circle, var(--primary-color), var(--warning-color));
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    filter: blur(2px);
}

/* 购物车跳动动画 */
@keyframes cartBounce {
    0% { transform: scale(1); }
    50% { transform: scale(1.3); }
    100% { transform: scale(1); }
}

.cart-fab.bounce {
    animation: cartBounce 0.3s ease;
}

/* ==================== 购物车面板 ==================== */
.cart-panel {
    position: fixed;
    right: -100%;
    top: 0;
    width: 92%;
    max-width: 420px;
    height: 100%;
    background: var(--bg-color);
    z-index: 1000;
    transition: right 0.3s ease;
    display: flex;
    flex-direction: column;
    box-shadow: -4px 0 24px rgba(0, 0, 0, 0.15);
}

.cart-panel.active {
    right: 0;
}

.cart-header {
    padding: 18px 16px;
    background: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cart-header-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 18px;
    font-weight: 600;
}

.cart-close {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: none;
    background: var(--light-gray);
    font-size: 18px;
    cursor: pointer;
    transition: var(--transition);
}

.cart-close:active {
    transform: scale(0.9);
}

.cart-body {
    flex: 1;
    overflow-y: auto;
    padding: 12px;
}

.cart-item {
    background: var(--card-bg);
    border-radius: var(--radius-md);
    padding: 12px;
    margin-bottom: 10px;
    box-shadow: var(--shadow-sm);
    animation: slideIn 0.2s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.cart-item-name {
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 10px;
    color: var(--dark-color);
}

.cart-item-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.qty-box {
    display: flex;
    align-items: center;
    gap: 10px;
}

.qty-btn {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    border: none;
    background: var(--light-gray);
    color: var(--secondary-color);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.qty-btn:active {
    transform: scale(0.92);
}

.delete-btn {
    border: none;
    background: none;
    color: var(--danger-color);
    font-size: 18px;
    cursor: pointer;
    padding: 6px;
    transition: var(--transition);
}

.delete-btn:active {
    transform: scale(0.9);
}

.cart-footer {
    background: var(--card-bg);
    padding: 16px;
    border-top: 1px solid var(--border-color);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 12px;
}

.total-amount {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color);
}

.checkout-btn {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, var(--success-color), #2ecc71);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.checkout-btn:active {
    transform: scale(0.98);
}

.empty-cart {
    text-align: center;
    padding: 48px 20px;
    color: var(--gray-color);
}

.empty-cart-icon {
    font-size: 64px;
    margin-bottom: 12px;
    opacity: 0.5;
}

/* ==================== 模态框 ==================== */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    backdrop-filter: blur(4px);
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-box {
    width: 92%;
    max-width: 440px;
    background: var(--card-bg);
    border-radius: var(--radius-xl);
    overflow: hidden;
    animation: modalFadeIn 0.3s ease;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 20px;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    font-size: 18px;
    font-weight: 600;
}

.modal-header .modal-close-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: none;
    background: var(--light-gray);
    font-size: 18px;
    cursor: pointer;
    transition: all 0.2s;
}

.modal-header .modal-close-btn:hover {
    background: var(--danger-color);
    color: white;
}

.modal-header .modal-close-btn:active {
    transform: scale(0.9);
}

.modal-body {
    padding: 20px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--dark-color);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    font-size: 14px;
    transition: var(--transition);
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

.modal-footer {
    padding: 16px 20px 20px;
    border-top: 1px solid var(--border-color);
}

.submit-btn {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, var(--secondary-color), #4aa3ff);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.submit-btn:active {
    transform: scale(0.98);
}

/* 成功弹窗 */
.success-box {
    text-align: center;
}

.success-icon {
    font-size: 64px;
    margin-top: 20px;
}

.success-box h3 {
    margin: 16px 0 8px;
    color: var(--success-color);
}

.success-tip {
    color: var(--gray-color);
    font-size: 14px;
    padding: 0 20px;
    margin-bottom: 20px;
}

.contact-row {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin: 16px 0;
}

.contact-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.contact-btn:active {
    transform: scale(0.92);
    background: var(--light-gray);
}

.contact-icon {
    font-size: 40px;
    margin-bottom: 6px;
}

.contact-btn span {
    font-size: 12px;
    color: var(--gray-color);
}
.contact-btn img {
			width: 52px;
			height: 52px;
			border-radius: 16px; /* iOS 圆角 */
			box-shadow: 0 4px 10px rgba(0,0,0,0.1);
		}
.close-success-btn {
    width: 80%;
    padding: 12px;
    background: var(--success-color);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    margin: 12px 0 20px;
}
/* 必填字段样式 */
.form-group label.required::after {
    content: ' *';
    color: #e74c3c;
    font-weight: bold;
}

/* 输入框错误样式 */
.form-group input.error,
.form-group textarea.error {
    border-color: #e74c3c !important;
    background-color: #fff5f5 !important;
}

/* 输入框正确样式 */
.form-group input.valid,
.form-group textarea.valid {
    border-color: #27ae60 !important;
    background-color: #f0fff4 !important;
}

/* 错误提示信息 */
.error-tip {
    color: #e74c3c;
    font-size: 12px;
    margin-top: 4px;
    display: none;
}

.error-tip.show {
    display: block;
}
/* 底部版权 */
.footer-note {
    margin-top: 32px;
    text-align: center;
    font-size: 11px;
    color: var(--gray-color);
    padding: 16px;
    border-top: 1px solid var(--border-color);
}

/* 响应式 */
@media (max-width: 480px) {
    .container {
        padding: 12px 10px 70px;
    }
    
    .product-grid {
        gap: 10px;
    }
    
    .product-info {
        padding: 10px 8px 8px;
    }
    
    .price-value {
        font-size: 16px;
    }
    
    .cart-btn {
        padding: 6px 12px;
        font-size: 12px;
    }
    
    .fab-group {
        bottom: 15px;
        right: 15px;
    }
    
    .cart-fab {
        width: 50px;
        height: 50px;
    }
    
    .back-to-top {
        width: 44px;
        height: 44px;
    }
	    .image-modal .modal-close {
        top: -20px;
        right: -20px;
        width: 36px;
        height: 36px;
        font-size: 22px;
    }
    
    .modal-caption {
        bottom: -30px;
        font-size: 12px;
        padding: 4px 10px;
    }
}

@media (min-width: 768px) {
    .container {
        max-width: 720px;
    }
    
    .product-grid {
        gap: 16px;
    }
}