/**
 * 前台首页样式 v3.0
 * 统一响应式设计 + SEO优化
 * 主色调：绿色 #00A651 / 橙色 #F37021
 */

/* ==================== 基础变量 ==================== */
:root {
    --color-primary: #00A651;
    --color-primary-dark: #008C45;
    --color-accent: #F37021;
    --color-accent-dark: #E0600A;
    --color-text: #333333;
    --color-text-secondary: #666666;
    --color-text-muted: #999999;
    --color-bg: #F5F5F5;
    --color-bg-white: #FFFFFF;
    --color-border: #E8E8E8;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --transition: all 0.3s ease;
}

/* ==================== 工具类 ==================== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==================== 顶部工具栏 ==================== */
.top-bar {
    background: var(--color-primary);
    color: #fff;
    padding: 8px 0;
    font-size: 13px;
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-links a {
    color: rgba(255,255,255,0.9);
    margin-left: 20px;
    transition: var(--transition);
}

.top-links a:hover {
    color: #fff;
}

/* ==================== 主导航 ==================== */
.main-header {
    background: #fff;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.brand .logo-link {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 20px;
    font-weight: 700;
    color: var(--color-primary);
}

.logo-icon {
    font-size: 24px;
}

.main-nav {
    display: flex;
    gap: 32px;
}

.nav-link {
    color: var(--color-text-secondary);
    font-size: 15px;
    font-weight: 500;
    padding: 8px 0;
    border-bottom: 2px solid transparent;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

/* 头部搜索 */
.header-search {
    position: relative;
}

.search-form-inline {
    display: flex;
    align-items: center;
    background: var(--color-bg);
    border-radius: 24px;
    padding: 4px;
}

.search-input {
    border: none;
    background: transparent;
    padding: 8px 16px;
    width: 200px;
    font-size: 14px;
    outline: none;
}

.search-btn {
    background: var(--color-primary);
    color: #fff;
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.search-btn:hover {
    background: var(--color-primary-dark);
}

/* 移动端菜单按钮 */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    padding: 5px;
    cursor: pointer;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition);
}

/* 移动端导航 */
.mobile-nav {
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    bottom: 0;
    background: #fff;
    z-index: 99;
    padding: 20px;
}

.mobile-nav:not([hidden]) {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.mobile-nav a {
    font-size: 18px;
    padding: 12px 0;
    border-bottom: 1px solid var(--color-border);
}

.mobile-search-form {
    display: flex;
    gap: 8px;
    margin-top: 16px;
}

.mobile-search-form input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 16px;
}

.mobile-search-form button {
    background: var(--color-primary);
    color: #fff;
    border: none;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    font-size: 16px;
}

/* ==================== 面包屑导航 ==================== */
.breadcrumb-nav {
    background: var(--color-bg);
    padding: 12px 0;
    font-size: 13px;
}

.breadcrumb-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    list-style: none;
    margin: 0;
    padding: 0;
}

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

.breadcrumb-item:not(:last-child)::after {
    content: '>';
    color: var(--color-text-muted);
}

.breadcrumb-item a {
    color: var(--color-text-secondary);
}

.breadcrumb-item a:hover {
    color: var(--color-primary);
}

.breadcrumb-item [aria-current="page"] {
    color: var(--color-primary);
    font-weight: 500;
}

/* ==================== Hero区域 ==================== */
.hero-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    padding: 60px 0;
    color: #fff;
}

.hero-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.hero-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 12px;
}

.hero-subtitle {
    font-size: 16px;
    opacity: 0.9;
    margin-bottom: 32px;
}

.hero-search {
    margin-bottom: 20px;
}

.search-box {
    display: flex;
    background: #fff;
    border-radius: 50px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.search-input {
    flex: 1;
    border: none;
    padding: 16px 24px;
    font-size: 16px;
    outline: none;
}

.search-btn {
    background: var(--color-accent);
    color: #fff;
    border: none;
    padding: 16px 32px;
    font-size: 16px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: var(--transition);
}

.search-btn:hover {
    background: var(--color-accent-dark);
}

.quick-categories {
    font-size: 14px;
    opacity: 0.9;
}

.quick-categories a {
    margin-left: 16px;
    text-decoration: underline;
}

.quick-categories a:hover {
    opacity: 0.8;
}

/* ==================== 统计区域 ==================== */
.stats-section {
    margin-top: -30px;
    position: relative;
    z-index: 10;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.stat-card {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 24px;
    text-align: center;
    box-shadow: var(--shadow-md);
}

.stat-number {
    display: block;
    font-size: 32px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 14px;
    color: var(--color-text-secondary);
}

/* ==================== 主内容区 ==================== */
.main-content {
    padding: 40px 0;
}

.content-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 24px;
}

/* ==================== 侧边栏 ==================== */
.sidebar {
    position: sticky;
    top: 84px;
    height: fit-content;
}

.sidebar-block {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 16px;
    margin-bottom: 16px;
    box-shadow: var(--shadow-sm);
}

.sidebar-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--color-primary);
}

.category-list,
.filter-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.category-list li,
.filter-list li {
    margin-bottom: 4px;
}

.category-list a,
.filter-list a {
    display: block;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    color: var(--color-text-secondary);
    font-size: 14px;
    transition: var(--transition);
}

.category-list a:hover,
.filter-list a:hover,
.category-list a.active,
.filter-list a.active {
    background: rgba(0, 166, 81, 0.1);
    color: var(--color-primary);
}

.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    display: inline-block;
    padding: 4px 12px;
    background: var(--color-bg);
    border-radius: 20px;
    font-size: 13px;
    color: var(--color-text-secondary);
    transition: var(--transition);
}

.tag:hover {
    background: var(--color-primary);
    color: #fff;
}

.quick-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.quick-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px;
    border-radius: var(--radius-sm);
    color: var(--color-text-secondary);
    font-size: 14px;
    transition: var(--transition);
}

.quick-link:hover {
    background: rgba(0, 166, 81, 0.1);
    color: var(--color-primary);
}

/* ==================== 内容区块 ==================== */
.content-section {
    margin-bottom: 40px;
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.section-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-text);
}

.section-more {
    font-size: 14px;
    color: var(--color-primary);
}

.section-more:hover {
    text-decoration: underline;
}

.section-footer {
    text-align: center;
    margin-top: 24px;
}

/* ==================== 按钮 ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

.btn-primary {
    background: var(--color-primary);
    color: #fff;
}

.btn-primary:hover {
    background: var(--color-primary-dark);
}

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

.btn-outline:hover {
    background: var(--color-primary);
    color: #fff;
}

/* ==================== 商户卡片网格 ==================== */
.merchant-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.merchant-card {
    background: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.card-link {
    display: block;
}

.card-image {
    position: relative;
    height: 180px;
    overflow: hidden;
    background: var(--color-bg);
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
    color: var(--color-primary);
    background: linear-gradient(135deg, rgba(0, 166, 81, 0.1), rgba(0, 166, 81, 0.05));
}

.badge-top {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--color-accent);
    color: #fff;
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 600;
}

.card-body {
    padding: 16px;
}

.card-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 8px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.card-address {
    font-size: 13px;
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ==================== 新闻卡片 ==================== */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.news-card {
    background: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.news-card .card-image {
    height: 160px;
}

.news-source {
    display: inline-block;
    font-size: 12px;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.news-card .card-title {
    font-size: 15px;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    white-space: normal;
}

.card-summary {
    font-size: 13px;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin: 8px 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-time {
    font-size: 12px;
    color: var(--color-text-muted);
}

/* ==================== 搜索区域（列表页） ==================== */
.search-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    padding: 40px 0;
    color: #fff;
}

.page-title {
    font-size: 28px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 24px;
}

.search-form-large {
    max-width: 600px;
    margin: 0 auto 20px;
}

.search-box-large {
    display: flex;
    background: #fff;
    border-radius: 50px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.search-input-large {
    flex: 1;
    border: none;
    padding: 16px 24px;
    font-size: 16px;
    outline: none;
}

.search-btn-large {
    background: var(--color-accent);
    color: #fff;
    border: none;
    padding: 16px 32px;
    font-size: 16px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: var(--transition);
}

.search-btn-large:hover {
    background: var(--color-accent-dark);
}

.result-stats {
    text-align: center;
    font-size: 14px;
    opacity: 0.9;
}

.result-stats .highlight {
    color: #FFD700;
    font-weight: 600;
}

/* ==================== 商户列表页网格 ==================== */
.merchant-grid-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
}

.merchant-card-list {
    background: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.merchant-card-list .card-image {
    height: 160px;
}

.card-meta {
    font-size: 13px;
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 6px;
}

.card-meta svg {
    flex-shrink: 0;
}

/* ==================== 分页 ==================== */
.pagination-nav {
    margin-top: 32px;
    display: flex;
    justify-content: center;
}

.pagination-nav a,
.pagination-nav span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    margin: 0 4px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    transition: var(--transition);
}

.pagination-nav a {
    background: #fff;
    color: var(--color-text);
    box-shadow: var(--shadow-sm);
}

.pagination-nav a:hover {
    background: var(--color-primary);
    color: #fff;
}

.pagination-nav .current {
    background: var(--color-primary);
    color: #fff;
}

/* ==================== 详情页 ==================== */
.detail-page {
    padding: 24px 0 40px;
}

.detail-card {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
}

.detail-header {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 24px;
}

.merchant-cover {
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-bg);
}

.merchant-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cover-placeholder {
    width: 100%;
    height: 240px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 64px;
    color: var(--color-primary);
    background: linear-gradient(135deg, rgba(0, 166, 81, 0.1), rgba(0, 166, 81, 0.05));
}

.merchant-name {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 12px;
}

.merchant-description {
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: 20px;
}

.merchant-meta {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.meta-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.meta-item.meta-full {
    grid-column: 1 / -1;
}

.meta-label {
    font-size: 12px;
    color: var(--color-text-muted);
}

.meta-value {
    font-size: 14px;
    color: var(--color-text);
}

.meta-value.phone {
    color: var(--color-accent);
    font-weight: 500;
}

.meta-value.phone:hover {
    text-decoration: underline;
}

/* 照片画廊 */
.photo-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
}

.photo-item {
    margin: 0;
}

.photo-wrapper {
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 4/3;
}

.photo-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.photo-wrapper:hover img {
    transform: scale(1.05);
}

.photo-item figcaption {
    font-size: 13px;
    color: var(--color-text-secondary);
    text-align: center;
    margin-top: 8px;
}

/* 新闻列表 */
.news-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.news-list-item {
    background: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition);
}

.news-list-item:hover {
    box-shadow: var(--shadow-md);
}

.news-link {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 16px;
    padding: 16px;
}

.news-thumb {
    border-radius: var(--radius-sm);
    overflow: hidden;
    aspect-ratio: 16/10;
}

.news-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.news-content {
    display: flex;
    flex-direction: column;
}

.news-list-item .news-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 8px;
}

.news-list-item:hover .news-title {
    color: var(--color-primary);
}

.news-summary {
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-meta {
    display: flex;
    gap: 16px;
    font-size: 13px;
    color: var(--color-text-muted);
    margin-top: auto;
}

/* 公众号网格 */
.wechat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 20px;
}

.wechat-item {
    text-align: center;
}

.wechat-qrcode {
    width: 140px;
    height: 140px;
    margin: 0 auto 12px;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.wechat-qrcode img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.qrcode-placeholder {
    font-size: 12px;
    color: var(--color-text-muted);
}

.wechat-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 4px;
}

.wechat-type {
    font-size: 12px;
    color: var(--color-text-muted);
}

/* 返回导航 */
.back-navigation {
    margin-top: 32px;
}

/* ==================== 空状态 ==================== */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    background: #fff;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.empty-state.small {
    padding: 40px 20px;
}

.empty-icon {
    color: var(--color-text-muted);
    margin-bottom: 16px;
}

.empty-state h3 {
    font-size: 18px;
    color: var(--color-text);
    margin-bottom: 8px;
}

.empty-state p {
    font-size: 14px;
    color: var(--color-text-secondary);
    margin-bottom: 20px;
}

/* ==================== 页脚 ==================== */
.main-footer {
    background: #2D3436;
    color: #fff;
    padding: 48px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
}

.footer-desc {
    font-size: 14px;
    color: rgba(255,255,255,0.7);
    line-height: 1.6;
    margin-bottom: 16px;
}

.footer-stats {
    display: flex;
    gap: 24px;
}

.stat-item .stat-num {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-primary);
}

.stat-item .stat-label {
    font-size: 12px;
    color: rgba(255,255,255,0.6);
}

.footer-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
}

.footer-links ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-links li {
    margin-bottom: 8px;
}

.footer-links a {
    font-size: 14px;
    color: rgba(255,255,255,0.7);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--color-primary);
}

.footer-contact p {
    font-size: 14px;
    color: rgba(255,255,255,0.7);
    margin-bottom: 8px;
}

.contact-wechat {
    font-size: 16px;
    font-weight: 600;
    color: #fff;
}

.contact-link {
    display: inline-block;
    margin-top: 12px;
    padding: 8px 20px;
    background: var(--color-primary);
    color: #fff;
    border-radius: var(--radius-sm);
    font-size: 14px;
    transition: var(--transition);
}

.contact-link:hover {
    background: var(--color-primary-dark);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 20px 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 13px;
    color: rgba(255,255,255,0.5);
}

.footer-beian {
    margin-top: 4px;
}

/* 返回顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    z-index: 100;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--color-primary-dark);
    transform: translateY(-4px);
}

/* ==================== 响应式设计 ==================== */
@media (max-width: 1024px) {
    .content-layout {
        grid-template-columns: 200px 1fr;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .main-nav,
    .header-search {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .content-layout {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        position: static;
        order: 2;
    }
    
    .main-area {
        order: 1;
    }
    
    .merchant-grid,
    .merchant-grid-list {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .detail-header {
        grid-template-columns: 1fr;
    }
    
    .merchant-cover {
        max-height: 240px;
    }
    
    .news-link {
        grid-template-columns: 1fr;
    }
    
    .news-thumb {
        aspect-ratio: 16/9;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}

@media (max-width: 480px) {
    .top-bar .welcome {
        display: none;
    }
    
    .hero-title {
        font-size: 24px;
    }
    
    .search-box,
    .search-box-large {
        flex-direction: column;
        border-radius: var(--radius-md);
    }
    
    .search-btn,
    .search-btn-large {
        width: 100%;
        justify-content: center;
        border-radius: 0 0 var(--radius-md) var(--radius-md);
    }
    
    .merchant-grid,
    .merchant-grid-list,
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .merchant-meta {
        grid-template-columns: 1fr;
    }
    
    .photo-gallery {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .wechat-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}