/* 探花 全新原创CSS样式 */
/* 域名: qvhux.cn */

/* 基础重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: #333;
    background: #f8f9fa;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul {
    list-style: none;
}

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

/* 探花 头部导航 */
.header {
    background: linear-gradient(135deg, #ff6b9d 0%, #ff8a80 100%);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(255, 107, 157, 0.3);
}

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

.logo img {
    height: 40px;
    width: auto;
}

.main-nav ul {
    display: flex;
    gap: 30px;
}

.main-nav a {
    color: #fff;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 20px;
    transition: all 0.3s ease;
}

.main-nav a:hover,
.main-nav a.active {
    background: rgba(255, 255, 255, 0.2);
}

.header-actions {
    display: flex;
    gap: 10px;
}

.btn-login,
.btn-register {
    padding: 8px 20px;
    border-radius: 20px;
    border: none;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-login {
    background: transparent;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.5);
}

.btn-register {
    background: #fff;
    color: #ff6b9d;
}

.btn-login:hover {
    background: rgba(255, 255, 255, 0.1);
}

.btn-register:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

/* 搜索栏 */
.search-bar {
    background: #fff;
    padding: 20px 0;
    border-bottom: 1px solid #eee;
}

.search-form {
    display: flex;
    max-width: 600px;
    margin: 0 auto;
}

.search-form input {
    flex: 1;
    padding: 12px 20px;
    border: 2px solid #ff6b9d;
    border-right: none;
    border-radius: 25px 0 0 25px;
    font-size: 16px;
    outline: none;
}

.search-form button {
    padding: 12px 30px;
    background: linear-gradient(135deg, #ff6b9d 0%, #ff8a80 100%);
    color: #fff;
    border: none;
    border-radius: 0 25px 25px 0;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
}

.search-form button:hover {
    background: linear-gradient(135deg, #ff5588 0%, #ff7070 100%);
}

.hot-tags {
    text-align: center;
    margin-top: 15px;
    font-size: 14px;
    color: #666;
}

.hot-tags a {
    color: #ff6b9d;
    margin: 0 10px;
}

.hot-tags a:hover {
    text-decoration: underline;
}

/* Hero横幅 */
.hero {
    position: relative;
}

.hero-bg {
    background-size: cover;
    background-position: center;
    min-height: 500px;
}

.hero-overlay {
    background: linear-gradient(135deg, rgba(255, 107, 157, 0.85) 0%, rgba(255, 138, 128, 0.85) 100%);
    min-height: 500px;
    display: flex;
    align-items: center;
}

.hero-content {
    color: #fff;
    text-align: center;
    padding: 60px 0;
}

.hero-content h1 {
    font-size: 42px;
    margin-bottom: 20px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.hero-subtitle {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.95;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-bottom: 40px;
}

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

.stat-number {
    display: block;
    font-size: 36px;
    font-weight: 700;
}

.stat-label {
    font-size: 14px;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.btn-primary,
.btn-secondary {
    padding: 15px 40px;
    border-radius: 30px;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-primary {
    background: #fff;
    color: #ff6b9d;
}

.btn-secondary {
    background: transparent;
    color: #fff;
    border: 2px solid #fff;
}

.btn-primary:hover,
.btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* 通用区块样式 */
.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 32px;
    color: #333;
    margin-bottom: 15px;
}

.section-header p {
    color: #666;
    font-size: 16px;
}

.view-more {
    color: #ff6b9d;
    font-weight: 500;
    margin-top: 10px;
    display: inline-block;
}

/* 视频区块 */
.video-section {
    padding: 80px 0;
    background: #fff;
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.video-grid.large {
    grid-template-columns: repeat(3, 1fr);
}

.video-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.video-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.video-thumbnail {
    position: relative;
    aspect-ratio: 16/9;
    overflow: hidden;
}

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

.video-card:hover .video-thumbnail img {
    transform: scale(1.05);
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: rgba(255, 107, 157, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
}

.play-button svg {
    width: 30px;
    height: 30px;
    color: #fff;
    margin-left: 4px;
}

.video-card:hover .play-button {
    opacity: 1;
}

.video-duration {
    position: absolute;
    bottom: 10px;
    right: 10px;
    background: rgba(0, 0, 0, 0.7);
    color: #fff;
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 12px;
}

.video-tag {
    position: absolute;
    top: 10px;
    left: 10px;
    background: #ff6b9d;
    color: #fff;
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 12px;
}

.video-tag.live {
    background: #ff4444;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.video-info {
    padding: 20px;
}

.video-info h3 {
    font-size: 16px;
    margin-bottom: 10px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.video-meta {
    font-size: 13px;
    color: #888;
    margin-bottom: 8px;
}

.video-meta span {
    margin-right: 15px;
}

.video-author {
    font-size: 14px;
    color: #ff6b9d;
}

/* 服务区块 */
.services-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #fff5f8 0%, #fff0f3 100%);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    background: #fff;
    padding: 40px 30px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(255, 107, 157, 0.15);
}

.service-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: #333;
}

.service-card p {
    color: #666;
    font-size: 14px;
    line-height: 1.6;
}

/* 专家区块 */
.experts-section {
    padding: 80px 0;
    background: #fff;
}

.experts-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.expert-card {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.expert-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
}

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

.expert-info {
    padding: 20px;
}

.expert-info h3 {
    font-size: 18px;
    margin-bottom: 5px;
}

.expert-title {
    color: #ff6b9d;
    font-size: 14px;
    margin-bottom: 10px;
}

.expert-desc {
    font-size: 13px;
    color: #666;
    margin-bottom: 15px;
    line-height: 1.5;
}

.expert-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 15px;
}

.expert-tags span {
    background: #fff5f8;
    color: #ff6b9d;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
}

.expert-actions {
    display: flex;
    gap: 10px;
}

.btn-contact,
.btn-works {
    flex: 1;
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 13px;
    text-align: center;
    transition: all 0.3s ease;
}

.btn-contact {
    background: #ff6b9d;
    color: #fff;
}

.btn-works {
    background: #fff;
    color: #ff6b9d;
    border: 1px solid #ff6b9d;
}

/* 社区区块 */
.community-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #fff5f8 0%, #fff0f3 100%);
}

.community-features {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
    margin-bottom: 50px;
}

.feature-card {
    background: #fff;
    padding: 30px 20px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 107, 157, 0.15);
}

.feature-icon {
    font-size: 36px;
    margin-bottom: 15px;
}

.feature-card h3 {
    font-size: 16px;
    margin-bottom: 10px;
}

.feature-card p {
    font-size: 13px;
    color: #666;
}

.community-image img {
    width: 100%;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

/* 评价区块 */
.reviews-section {
    padding: 80px 0;
    background: #fff;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.review-card {
    background: #fff;
    padding: 30px;
    border-radius: 16px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.review-header {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.reviewer-avatar {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #ff6b9d 0%, #ff8a80 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-right: 15px;
}

.reviewer-info h4 {
    font-size: 16px;
    margin-bottom: 3px;
}

.reviewer-info p {
    font-size: 12px;
    color: #888;
}

.review-rating {
    margin-left: auto;
    color: #ffc107;
    font-size: 14px;
}

.review-content {
    font-size: 14px;
    color: #555;
    line-height: 1.7;
    margin-bottom: 15px;
}

.review-date {
    font-size: 12px;
    color: #999;
}

/* 合作品牌 */
.partners-section {
    padding: 60px 0;
    background: #f8f9fa;
}

.partners-logos img {
    width: 100%;
    border-radius: 12px;
}

/* 加入指南 */
.join-section {
    padding: 80px 0;
    background: #fff;
}

.join-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-bottom: 60px;
}

.step-card {
    text-align: center;
    padding: 30px;
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #ff6b9d 0%, #ff8a80 100%);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    margin: 0 auto 20px;
}

.step-card h3 {
    font-size: 18px;
    margin-bottom: 10px;
}

.step-card p {
    font-size: 14px;
    color: #666;
}

/* FAQ */
.faq-section {
    max-width: 800px;
    margin: 0 auto;
}

.faq-section h3 {
    font-size: 24px;
    text-align: center;
    margin-bottom: 30px;
}

.faq-item {
    background: #f8f9fa;
    padding: 25px;
    border-radius: 12px;
    margin-bottom: 15px;
}

.faq-item h4 {
    font-size: 16px;
    margin-bottom: 10px;
    color: #333;
}

.faq-item p {
    font-size: 14px;
    color: #666;
}

/* 联系区块 */
.contact-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #fff5f8 0%, #fff0f3 100%);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: start;
}

.contact-info h3 {
    font-size: 24px;
    margin-bottom: 20px;
}

.contact-info p {
    font-size: 15px;
    margin-bottom: 10px;
    color: #555;
}

.social-links {
    margin-top: 30px;
}

.social-links h4 {
    font-size: 18px;
    margin-bottom: 15px;
}

.contact-qrcodes {
    display: flex;
    gap: 30px;
}

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

.qrcode-item img {
    width: 150px;
    height: 150px;
    border-radius: 12px;
    margin-bottom: 10px;
}

.qrcode-item p {
    font-size: 14px;
    color: #666;
}

/* 页脚 */
.footer {
    background: #2d2d2d;
    color: #fff;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr 1fr;
    gap: 50px;
    margin-bottom: 40px;
}

.footer-brand img {
    margin-bottom: 15px;
}

.footer-brand p {
    color: #aaa;
    font-size: 14px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.footer-column h4 {
    font-size: 16px;
    margin-bottom: 20px;
    color: #fff;
}

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

.footer-column ul li a,
.footer-column ul li {
    color: #aaa;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-column ul li a:hover {
    color: #ff6b9d;
}

.footer-share h4 {
    font-size: 16px;
    margin-bottom: 20px;
}

.share-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.share-btn {
    padding: 8px 15px;
    background: #444;
    border-radius: 20px;
    font-size: 13px;
    color: #fff;
    transition: all 0.3s ease;
}

.share-btn:hover {
    background: #ff6b9d;
}

.footer-bottom {
    border-top: 1px solid #444;
    padding-top: 20px;
    text-align: center;
    color: #888;
    font-size: 13px;
}

.footer-bottom p {
    margin-bottom: 5px;
}

/* 面包屑 */
.breadcrumb {
    background: #fff;
    padding: 15px 0;
    font-size: 14px;
    color: #666;
    border-bottom: 1px solid #eee;
}

.breadcrumb a {
    color: #ff6b9d;
}

/* 内页通用样式 */
.page-content {
    padding: 50px 0;
}

.page-header {
    text-align: center;
    margin-bottom: 50px;
}

.page-header h1 {
    font-size: 36px;
    margin-bottom: 15px;
    color: #333;
}

.page-header p {
    font-size: 16px;
    color: #666;
}

.content-section {
    margin-bottom: 60px;
}

.content-section h2 {
    font-size: 28px;
    margin-bottom: 30px;
    color: #333;
    text-align: center;
}

/* 视频筛选 */
.video-filters {
    background: #fff;
    padding: 20px;
    border-radius: 12px;
    margin-bottom: 30px;
}

.filter-group {
    margin-bottom: 15px;
}

.filter-group:last-child {
    margin-bottom: 0;
}

.filter-group span {
    font-weight: 500;
    margin-right: 15px;
}

.filter-group a {
    padding: 6px 15px;
    margin-right: 10px;
    border-radius: 15px;
    font-size: 14px;
    color: #666;
    transition: all 0.3s ease;
}

.filter-group a:hover,
.filter-group a.active {
    background: #ff6b9d;
    color: #fff;
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 50px;
}

.pagination a {
    padding: 10px 18px;
    background: #fff;
    border-radius: 8px;
    color: #666;
    transition: all 0.3s ease;
}

.pagination a:hover,
.pagination a.active {
    background: #ff6b9d;
    color: #fff;
}

/* 教程网格 */
.tutorial-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.tutorial-card {
    background: #fff;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.tutorial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(255, 107, 157, 0.15);
}

.tutorial-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.tutorial-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
}

.tutorial-card p {
    color: #666;
    margin-bottom: 20px;
}

.btn-learn {
    display: inline-block;
    padding: 10px 25px;
    background: linear-gradient(135deg, #ff6b9d 0%, #ff8a80 100%);
    color: #fff;
    border-radius: 25px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-learn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(255, 107, 157, 0.4);
}

/* 服务列表 */
.services-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.service-item {
    background: #fff;
    padding: 25px;
    border-radius: 12px;
    border-left: 4px solid #ff6b9d;
}

.service-item h3 {
    font-size: 18px;
    margin-bottom: 10px;
}

.service-item p {
    color: #666;
    font-size: 14px;
}

/* 社区功能网格 */
.community-features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.feature-box {
    background: #fff;
    padding: 30px;
    border-radius: 16px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.feature-box h3 {
    font-size: 20px;
    margin: 15px 0 10px;
}

.feature-box p {
    color: #666;
    margin-bottom: 15px;
}

.feature-status {
    display: inline-block;
    padding: 5px 15px;
    background: #f0f0f0;
    border-radius: 15px;
    font-size: 13px;
    color: #666;
}

.feature-status.online {
    background: #e8f5e9;
    color: #4caf50;
}

/* 话题列表 */
.topics-list {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
}

.topic-item {
    display: flex;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid #f0f0f0;
}

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

.topic-rank {
    width: 30px;
    height: 30px;
    background: #f0f0f0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin-right: 20px;
}

.topic-rank.hot {
    background: linear-gradient(135deg, #ff6b9d 0%, #ff8a80 100%);
    color: #fff;
}

.topic-content {
    flex: 1;
}

.topic-content h3 {
    font-size: 16px;
    margin-bottom: 5px;
}

.topic-content p {
    font-size: 13px;
    color: #888;
}

.topic-count {
    color: #ff6b9d;
    font-size: 14px;
}

/* 社区图片 */
.community-gallery img {
    width: 100%;
    border-radius: 16px;
}

/* 工具网格 */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.tool-card {
    background: #fff;
    padding: 35px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.tool-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(255, 107, 157, 0.15);
}

.tool-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.tool-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
}

.tool-card p {
    color: #666;
    font-size: 14px;
    margin-bottom: 20px;
}

.tool-features {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    margin-bottom: 25px;
}

.tool-features span {
    background: #fff5f8;
    color: #ff6b9d;
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 12px;
}

.btn-use {
    display: inline-block;
    padding: 12px 30px;
    background: linear-gradient(135deg, #ff6b9d 0%, #ff8a80 100%);
    color: #fff;
    border-radius: 25px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-use:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(255, 107, 157, 0.4);
}

/* 工作室图片 */
.studio-image img {
    width: 100%;
    border-radius: 16px;
}

/* 关于页面 */
.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-content p {
    font-size: 16px;
    line-height: 1.8;
    color: #555;
    margin-bottom: 20px;
}

/* 时间线 */
.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #ff6b9d;
}

.timeline-item {
    display: flex;
    margin-bottom: 30px;
    position: relative;
}

.timeline-year {
    width: 100px;
    font-size: 20px;
    font-weight: 700;
    color: #ff6b9d;
}

.timeline-content {
    flex: 1;
    background: #fff;
    padding: 20px;
    border-radius: 12px;
    margin-left: 30px;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.08);
}

.timeline-content h3 {
    font-size: 18px;
    margin-bottom: 10px;
}

.timeline-content p {
    color: #666;
    font-size: 14px;
}

/* 荣誉网格 */
.honors-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.honor-item {
    background: #fff;
    padding: 40px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.honor-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.honor-item h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.honor-item p {
    color: #666;
    font-size: 14px;
}

/* 联系信息网格 */
.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.contact-item {
    background: #fff;
    padding: 25px;
    border-radius: 12px;
}

.contact-item h3 {
    font-size: 16px;
    margin-bottom: 10px;
    color: #ff6b9d;
}

.contact-item p {
    color: #555;
}

.qrcode-section {
    display: flex;
    justify-content: center;
    gap: 50px;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .video-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .experts-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .community-features {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .join-steps {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .tools-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-wrap: wrap;
    }
    
    .main-nav {
        order: 3;
        width: 100%;
        margin-top: 15px;
    }
    
    .main-nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
    }
    
    .hero-content h1 {
        font-size: 28px;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .video-grid {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .experts-grid {
        grid-template-columns: 1fr;
    }
    
    .community-features {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .reviews-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .tutorial-grid {
        grid-template-columns: 1fr;
    }
    
    .community-features-grid {
        grid-template-columns: 1fr;
    }
    
    .tools-grid {
        grid-template-columns: 1fr;
    }
    
    .honors-grid {
        grid-template-columns: 1fr;
    }
    
    .join-steps {
        grid-template-columns: 1fr;
    }
}