* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
	
}
a {
  text-decoration: none;

}

body {
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    background-color: #f5f5f5;
    color: #333;
}

/* 顶部导航 */
header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.top-bar {
    background: rgba(0,0,0,0.1);
    padding: 8px 0;
    font-size: 13px;
}

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

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

.top-bar a {
    color: rgba(255,255,255,0.9);
    text-decoration: none;
    margin-left: 20px;
}

.top-bar a:hover {
    color: white;
}

.main-nav {
    padding: 15px 0;
}

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

.logo {
    font-size: 28px;
    font-weight: bold;
    display: flex;
    align-items: center;
}

.logo span {
    margin-left: 10px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu a {
    color: white;
    text-decoration: none;
    font-size: 16px;
    transition: all 0.3s;
    display: flex;
    align-items: center;
}

.nav-menu a:hover {
    color: #ffd700;
}

.nav-menu a svg {
    width: 20px;
    height: 20px;
    margin-right: 5px;
}

/* 搜索框 */
.search-box {
    display: flex;
    align-items: center;
    background: white;
    border-radius: 25px;
    padding: 5px 15px;
}

.search-box input {
    border: none;
    outline: none;
    padding: 8px;
    width: 250px;
}

.search-box button {
    background: #667eea;
    color: white;
    border: none;
    border-radius: 50%;
    width: 32px;
    height: 32px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
}

.search-box button:hover {
    background: #764ba2;
}

/* 轮播图 */
.carousel {
    position: relative;
    width: 100%;
    height: 500px;
    overflow: hidden;
    background: #333;
}

.carousel-slides {
    display: flex;
    transition: transform 0.5s ease-in-out;
    height: 100%;
}

.carousel-slide {
    min-width: 100%;
    height: 100%;
    position: relative;
}

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

.carousel-caption {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.4);
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 20px;
}

.carousel-caption h2 {
    font-size: 36px;
    margin-bottom: 10px;
}

.carousel-caption p {
    font-size: 18px;
}

.carousel-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
}

.carousel-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.5);
    cursor: pointer;
    transition: all 0.3s;
}

.carousel-dot.active {
    background: white;
    width: 30px;
    border-radius: 6px;
}

.carousel-arrow {
    position: absolute;
    top: 37%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.3);
    color: white;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
}

.carousel-arrow:hover {
    background: rgba(255,255,255,0.6);
}

.carousel-arrow.prev {
    left: 20px;
}

.carousel-arrow.next {
    right: 20px;
}

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

/* 分类导航 */
.category-nav {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.category-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px 30px;
    background: white;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.category-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.2);
}

.category-item svg {
    width: 40px;
    height: 40px;
    margin-bottom: 10px;
}

.category-item span {
    font-size: 14px;
    color: #333;
}

/* 区块标题 */
.section-title {
    font-size: 28px;
    font-weight: bold;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
}

.section-title::before {
    content: '';
    width: 5px;
    height: 28px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    margin-right: 15px;
    border-radius: 2px;
}

.section-title .more {
    margin-left: auto;
    font-size: 14px;
    color: #666;
    text-decoration: none;
}

.section-title .more:hover {
    color: #667eea;
}

/* 信息卡片 */
.info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.info-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: all 0.3s;
    cursor: pointer;
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.2);
}

.info-card img {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
}

.info-card-content {
    padding: 15px;
}

.info-card-title {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 10px;
    color: #333;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.info-card-desc {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.info-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: #999;
}

.info-card-price {
    color: #ff6b6b;
    font-size: 18px;
    font-weight: bold;
}

/* 最新信息列表（横排） */
.latest-info {
    margin-bottom: 40px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.latest-item {
    display: flex;
    gap: 20px;
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: all 0.3s;
    cursor: pointer;
    max-width: 1200px;
    margin: 0 auto;
}

.latest-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.2);
}

.latest-item-left {
    width: 220px;
    flex-shrink: 0;
}

.latest-item-left img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.latest-item-right {
    flex: 1;
    padding: 20px;
    display: flex;
    flex-direction: column;
}

.latest-item-title {
    font-size: 20px;
    font-weight: bold;
    color: #333;
    margin-bottom: 15px;
}

.latest-item-desc {
    font-size: 15px;
    color: #666;
    line-height: 1.8;
    margin-bottom: auto;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.latest-item-meta {
    padding-top: 15px;
    font-size: 14px;
    color: #999;
}

/* 推荐信息 + 排行榜 */
.featured-rank-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
    margin-bottom: 40px;
}

.featured-section {
    background: white;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.featured-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.featured-item {
    display: flex;
    gap: 15px;
    padding: 10px;
    border-radius: 8px;
    transition: all 0.3s;
    cursor: pointer;
}

.featured-item:hover {
    background: #f8f9fa;
}

.featured-item img {
    width: 100px;
    height: 100px;
    object-fit: cover;
    border-radius: 5px;
}

.featured-item-info {
    flex: 1;
}

.featured-item-title {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 8px;
    color: #333;
}

.featured-item-desc {
    font-size: 13px;
    color: #666;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 排行榜 */
.rank-section {
    background: white;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.rank-list {
    display: flex;
    flex-direction: column;
}

.rank-item {
    display: flex;
    align-items: center;
    padding: 12px 10px;
    border-bottom: 1px solid #f0f0f0;
    cursor: pointer;
    transition: all 0.3s;
}

.rank-item:hover {
    background: #f8f9fa;
}

.rank-item:last-child {
    border-bottom: none;
}

.rank-number {
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #ddd;
    color: white;
    font-weight: bold;
    border-radius: 5px;
    margin-right: 12px;
}

.rank-item:nth-child(1) .rank-number {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.rank-item:nth-child(2) .rank-number {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.rank-item:nth-child(3) .rank-number {
    background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
}

.rank-info {
    flex: 1;
}

.rank-title {
    font-size: 14px;
    color: #333;
    margin-bottom: 3px;
}

.rank-views {
    font-size: 12px;
    color: #999;
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 30px;
}

.pagination a, .pagination span {
    padding: 10px 15px;
    background: white;
    color: #333;
    text-decoration: none;
    border-radius: 5px;
    transition: all 0.3s;
}

.pagination a:hover, .pagination .active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

/* 详情页 */
.detail-container {
    background: white;
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin-bottom: 40px;
}

.detail-header {
    border-bottom: 1px solid #f0f0f0;
    padding-bottom: 20px;
    margin-bottom: 20px;
}

.detail-title {
    font-size: 32px;
    font-weight: bold;
    margin-bottom: 15px;
    color: #333;
}

.detail-meta {
    display: flex;
    gap: 20px;
    color: #999;
    font-size: 14px;
}

.detail-price {
    font-size: 36px;
    color: #ff6b6b;
    font-weight: bold;
    margin: 20px 0;
}

.detail-images {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-bottom: 30px;
}

.detail-images img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
}

.detail-images img:hover {
    transform: scale(1.05);
}

.detail-content {
    font-size: 16px;
    line-height: 2;
    color: #666;
}

.detail-info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid #f0f0f0;
}

.detail-info-item {
    display: flex;
    align-items: center;
    gap: 10px;
}

.detail-info-item span {
    color: #666;
}

/* 侧边栏 */
.sidebar {
    background: white;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.sidebar-title {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #667eea;
}

.sidebar-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.sidebar-item {
    padding: 10px;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s;
}

.sidebar-item:hover {
    background: #f8f9fa;
}

.sidebar-item-title {
    font-size: 14px;
    color: #333;
    margin-bottom: 5px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.sidebar-item-views {
    font-size: 12px;
    color: #999;
}

/* 登录注册页面 */
.auth-container {
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.auth-box {
    background: white;
    border-radius: 20px;
    padding: 40px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}

.auth-title {
    font-size: 28px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 30px;
    color: #333;
}

.auth-tabs {
    display: flex;
    margin-bottom: 30px;
    border-bottom: 2px solid #f0f0f0;
}

.auth-tab {
    flex: 1;
    padding: 15px;
    text-align: center;
    cursor: pointer;
    font-size: 16px;
    color: #999;
    transition: all 0.3s;
}

.auth-tab.active {
    color: #667eea;
    border-bottom: 2px solid #667eea;
}

.auth-form {
    display: none;
}

.auth-form.active {
    display: block;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #333;
    font-size: 14px;
}

.form-group input {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #f0f0f0;
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: #667eea;
}

.auth-btn {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s;
}

.auth-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.auth-footer {
    text-align: center;
    margin-top: 20px;
    font-size: 14px;
    color: #999;
}

.auth-footer a {
    color: #667eea;
    text-decoration: none;
}

/* 响应式 */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .search-box input {
        width: 150px;
    }
    
    .featured-rank-container {
        grid-template-columns: 1fr;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .carousel {
        height: 300px;
    }
    
    .carousel-caption h2 {
        font-size: 24px;
    }
    
    .carousel-caption p {
        font-size: 14px;
    }

    .latest-item {
        flex-direction: column;
    }
    
    .latest-item-left {
        width: 100%;
    }
}

/* 列表页专属样式 */
.list-page .info-grid {
    grid-template-columns: repeat(2, 1fr);
}

@media (max-width: 768px) {
    .list-page .info-grid {
        grid-template-columns: 1fr;
    }
}

/* 页脚 */
footer {
    background: #2c3e50;
    color: white;
    padding: 40px 0 20px;
    margin-top: 60px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.footer-section h3 {
    font-size: 18px;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #667eea;
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: 10px;
}

.footer-section a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: all 0.3s;
}

.footer-section a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 14px;
    color: rgba(255,255,255,0.7);
}

/* 响应式 */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .search-box input {
        width: 150px;
    }
    
    .featured-rank-container {
        grid-template-columns: 1fr;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .carousel {
        height: 300px;
    }
    
    .carousel-caption h2 {
        font-size: 24px;
    }
    
    .carousel-caption p {
        font-size: 14px;
    }
}

/* 列表页专属样式 */
.list-page .info-grid {
    grid-template-columns: repeat(2, 1fr);
}

@media (max-width: 768px) {
    .list-page .info-grid {
        grid-template-columns: 1fr;
    }
}