/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: #f5f5f5;
    padding-bottom: 60px;
}

/* 头部搜索区样式 */
.geng-header {
    display: flex;
    align-items: center;
    padding: 10px 15px;
    background: #fff;
}

.geng-logo {
    color: #0089dc;
    font-size: 18px;
    font-weight: bold;
    margin-right: 10px;
}

.geng-search-box {
    flex: 1;
    display: flex;
    align-items: center;
    background: #f5f5f5;
    border-radius: 20px;
    padding: 8px 15px;
    margin: 0 10px;
}

.geng-search-box .fa-search {
    color: #999;
    font-size: 16px;
}

.geng-search-box input {
    flex: 1;
    border: none;
    background: transparent;
    margin: 0 10px;
    font-size: 14px;
    color: #333;
}

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

.geng-search-btn {
    background: #0089dc;
    color: #fff;
    border: none;
    padding: 6px 18px;
    border-radius: 18px;
    font-size: 14px;
    font-weight: 500;
}

/* 分类导航区样式 */
.geng-category-nav {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    padding: 15px;
    background: #fff;
}

.geng-category-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.geng-category-item i {
    font-size: 24px;
    margin-bottom: 8px;
}

.geng-category-item span {
    font-size: 12px;
    color: #333;
}

/* 分类图标颜色 */
.fas.geng-fruit { color: #4CAF50; }
.fas.geng-meat { color: #F44336; }
.fas.geng-seafood { color: #2196F3; }
.fas.geng-dairy { color: #FFC107; }
.fas.geng-oil { color: #FF9800; }
.fas.geng-appliance { color: #9C27B0; }
.fas.geng-drinks { color: #1976D2; }
.fas.geng-snacks { color: #795548; }
.fas.geng-beauty { color: #E91E63; }
.fas.geng-paper { color: #03A9F4; }
.fas.geng-gift { color: #F44336; }
.fas.geng-custom { color: #FFD700; }

/* 图标悬停效果 */
.geng-category-item i:hover {
    transform: scale(1.1);
    transition: transform 0.2s;
}

/* Banner区域 */
.geng-banner {
    width: 100%;
}

.geng-banner img {
    width: 100%;
    display: block;
}

/* 促销区域样式 */
.geng-promo-container {
    display: flex;
    gap: 12px;
    padding: 10px;
}

.geng-promo-item {
    flex: 1;
    background: #fff;
    border-radius: 8px;
    padding: 12px;
}

.geng-promo-item h3 {
    font-size: 16px;
    color: #333;
    margin-bottom: 12px;
    font-weight: 500;
}

/* 商品卡片样式 */
.geng-product-card {
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    transition: transform 0.2s;
    position: relative;
}

.geng-product-card:hover {
    transform: translateY(-2px);
}

.geng-product-card img {
    width: 100%;
    height: 120px;
    object-fit: cover;
}

.geng-product-info {
    padding: 8px;
}

.geng-product-name {
    font-size: 14px;
    color: #333;
    margin-bottom: 4px;
}

.geng-product-price {
    display: flex;
    align-items: baseline;
}

.geng-price {
    font-size: 16px;
    font-weight: bold;
    color: #ff2b2b;
}

.geng-unit {
    font-size: 12px;
    color: #999;
    margin-left: 4px;
}

/* 推荐区域样式 */
.geng-recommend {
    margin-top: 10px;
    background: #fff;
    padding: 15px;
}

/* 标题区域 */
.geng-recommend-header {
    margin-bottom: 15px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.geng-recommend-header::-webkit-scrollbar {
    display: none;
}

.geng-tab-list {
    display: flex;
    gap: 20px;
    white-space: nowrap;
}

.geng-tab-item {
    font-size: 16px;
    color: #666;
    position: relative;
    cursor: pointer;
    padding: 0 2px;
}

.geng-tab-item.geng-active {
    color: #333;
    font-weight: 500;
}

.geng-tab-item.geng-active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 2px;
    background: #0089dc;
    border-radius: 1px;
}

.geng-tag {
    display: inline-block;
    padding: 2px 6px;
    background: #fff0f0;
    color: #ff2b2b;
    border-radius: 4px;
    font-size: 12px;
    margin-right: 4px;
}

/* 商品展示区域 */
.geng-recommend-content {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.geng-product-tag {
    position: absolute;
    top: 8px;
    left: 8px;
    padding: 2px 6px;
    background: #ff2b2b;
    color: #fff;
    border-radius: 4px;
    font-size: 12px;
}

/* 底部导航样式 */
.geng-footer-nav {
    position: fixed;
    bottom: 0;
    width: 100%;
    display: flex;
    justify-content: space-around;
    padding: 8px 0;
    padding-bottom: calc(8px + env(safe-area-inset-bottom));
    background: #fff;
    border-top: 1px solid #eee;
    z-index: 100;
}

.geng-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    color: #666;
    text-decoration: none;
}

.geng-nav-item.active {
    color: #0089dc;
}

.geng-nav-item i {
    font-size: 20px;
    margin-bottom: 4px;
}

.geng-nav-item span {
    font-size: 12px;
}