/* 爱游戏 - 主样式文件 */
/* oivpru.cn */

:root {
    --primary-color: #0066CC;
    --secondary-color: #FF6600;
    --dark-bg: #1a1a2e;
    --light-bg: #f8f9fa;
    --text-dark: #333333;
    --text-light: #ffffff;
    --border-color: #e0e0e0;
    --shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--light-bg);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* 头部导航 */
.header {
    background: linear-gradient(135deg, var(--dark-bg) 0%, #16213e 100%);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow);
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.logo img {
    height: 50px;
    width: auto;
}

.logo h1 {
    color: var(--text-light);
    font-size: 24px;
    font-weight: bold;
}

.logo h1 span {
    color: var(--secondary-color);
}

.nav-main {
    display: flex;
    gap: 5px;
}

.nav-main a {
    color: var(--text-light);
    padding: 12px 18px;
    border-radius: 5px;
    font-size: 15px;
    font-weight: 500;
    transition: var(--transition);
}

.nav-main a:hover,
.nav-main a.active {
    background: var(--secondary-color);
    color: var(--text-light);
}

/* 搜索框 */
.search-bar {
    background: rgba(255, 255, 255, 0.05);
    padding: 12px 0;
}

.search-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
}

.search-input {
    width: 400px;
    padding: 12px 20px;
    border: 2px solid var(--primary-color);
    border-radius: 25px;
    font-size: 14px;
    outline: none;
    transition: var(--transition);
}

.search-input:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 10px rgba(255, 102, 0, 0.3);
}

.search-btn {
    background: var(--secondary-color);
    color: var(--text-light);
    border: none;
    padding: 12px 25px;
    border-radius: 25px;
    cursor: pointer;
    font-size: 14px;
    font-weight: bold;
    transition: var(--transition);
}

.search-btn:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
}

/* 横幅区域 */
.hero-banner {
    position: relative;
    height: 500px;
    overflow: hidden;
}

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

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.8) 0%, rgba(255, 102, 0, 0.6) 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: var(--text-light);
}

.hero-overlay h2 {
    font-size: 48px;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-overlay p {
    font-size: 20px;
    max-width: 600px;
    margin-bottom: 30px;
}

.hero-btn {
    background: var(--secondary-color);
    color: var(--text-light);
    padding: 15px 40px;
    border-radius: 30px;
    font-size: 18px;
    font-weight: bold;
    transition: var(--transition);
}

.hero-btn:hover {
    background: var(--text-light);
    color: var(--secondary-color);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

/* 面包屑导航 */
.breadcrumb {
    padding: 15px 0;
    background: var(--text-light);
    border-bottom: 1px solid var(--border-color);
}

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

.breadcrumb span {
    color: #666;
    margin: 0 8px;
}

/* 区块标题 */
.section {
    padding: 60px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 40px;
}

.section-title h2 {
    font-size: 32px;
    color: var(--text-dark);
    margin-bottom: 10px;
    position: relative;
    display: inline-block;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.section-title p {
    color: #666;
    font-size: 16px;
    margin-top: 20px;
}

/* 视频卡片 */
.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
}

.video-card {
    background: var(--text-light);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.video-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.video-thumbnail {
    position: relative;
    height: 180px;
    overflow: hidden;
}

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

.video-card:hover .video-thumbnail img {
    transform: scale(1.1);
}

.play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: rgba(255, 102, 0, 0.9);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: var(--transition);
}

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

.play-btn::before {
    content: '';
    border-left: 20px solid var(--text-light);
    border-top: 12px solid transparent;
    border-bottom: 12px solid transparent;
    margin-left: 5px;
}

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

.video-info {
    padding: 15px;
}

.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 {
    display: flex;
    justify-content: space-between;
    color: #999;
    font-size: 13px;
}

.video-stats {
    display: flex;
    gap: 15px;
}

.video-stats span {
    display: flex;
    align-items: center;
    gap: 5px;
}

/* 新闻卡片 */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 25px;
}

.news-card {
    background: var(--text-light);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    display: flex;
    transition: var(--transition);
}

.news-card:hover {
    transform: translateX(10px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.news-image {
    width: 150px;
    min-height: 120px;
    flex-shrink: 0;
}

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

.news-content {
    padding: 15px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.news-content h3 {
    font-size: 16px;
    line-height: 1.4;
    margin-bottom: 10px;
}

.news-content p {
    font-size: 13px;
    color: #666;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-date {
    font-size: 12px;
    color: #999;
    margin-top: 10px;
}

/* 专家卡片 */
.expert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
}

.expert-card {
    background: var(--text-light);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

.expert-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.expert-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    margin: 25px auto 15px;
    overflow: hidden;
    border: 4px solid var(--primary-color);
}

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

.expert-info {
    padding: 0 20px 25px;
}

.expert-info h3 {
    font-size: 20px;
    margin-bottom: 5px;
    color: var(--text-dark);
}

.expert-title {
    color: var(--secondary-color);
    font-size: 14px;
    margin-bottom: 10px;
}

.expert-desc {
    font-size: 13px;
    color: #666;
    line-height: 1.6;
    margin-bottom: 15px;
}

.expert-social {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 15px;
}

.expert-social a {
    width: 35px;
    height: 35px;
    background: var(--light-bg);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 14px;
    color: var(--primary-color);
    transition: var(--transition);
}

.expert-social a:hover {
    background: var(--primary-color);
    color: var(--text-light);
}

.expert-btns {
    display: flex;
    gap: 10px;
    justify-content: center;
}

.btn-primary,
.btn-secondary {
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    transition: var(--transition);
}

.btn-primary {
    background: var(--primary-color);
    color: var(--text-light);
}

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

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

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--text-light);
}

/* 合作伙伴 */
.partners-section {
    background: var(--dark-bg);
    padding: 60px 0;
}

.partners-section .section-title h2 {
    color: var(--text-light);
}

.partners-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 30px;
}

.partner-logo {
    background: var(--text-light);
    padding: 20px 30px;
    border-radius: 10px;
    transition: var(--transition);
}

.partner-logo:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 20px rgba(255, 102, 0, 0.3);
}

.partner-logo img {
    height: 60px;
    width: auto;
    filter: grayscale(100%);
    transition: var(--transition);
}

.partner-logo:hover img {
    filter: grayscale(0%);
}

/* FAQ区域 */
.faq-section {
    background: var(--light-bg);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--text-light);
    border-radius: 10px;
    margin-bottom: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.faq-question {
    padding: 20px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: var(--text-dark);
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--primary-color);
}

.faq-question::after {
    content: '+';
    font-size: 24px;
    color: var(--secondary-color);
}

.faq-item.active .faq-question::after {
    content: '-';
}

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: var(--transition);
}

.faq-item.active .faq-answer {
    padding: 0 20px 20px;
    max-height: 500px;
}

/* 用户评价 */
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
}

.review-card {
    background: var(--text-light);
    border-radius: 12px;
    padding: 25px;
    box-shadow: var(--shadow);
    position: relative;
}

.review-card::before {
    content: '"';
    position: absolute;
    top: 15px;
    left: 20px;
    font-size: 60px;
    color: var(--primary-color);
    opacity: 0.2;
    font-family: Georgia, serif;
}

.review-content {
    font-size: 14px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 20px;
    padding-top: 20px;
}

.review-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.review-author img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.review-author-info h4 {
    font-size: 15px;
    color: var(--text-dark);
}

.review-author-info span {
    font-size: 12px;
    color: #999;
}

.review-rating {
    color: var(--secondary-color);
    margin-top: 5px;
}

/* 联系我们 */
.contact-section {
    background: linear-gradient(135deg, var(--dark-bg) 0%, #16213e 100%);
    color: var(--text-light);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.contact-item h3 {
    font-size: 20px;
    margin-bottom: 20px;
    color: var(--secondary-color);
}

.contact-item p {
    margin-bottom: 10px;
    font-size: 14px;
    opacity: 0.9;
}

.contact-qr {
    display: flex;
    gap: 20px;
    margin-top: 20px;
}

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

.qr-item img {
    width: 120px;
    height: 120px;
    border-radius: 10px;
    background: var(--text-light);
    padding: 5px;
}

.qr-item p {
    margin-top: 10px;
    font-size: 12px;
}

/* 社交分享 */
.share-section {
    background: var(--light-bg);
    padding: 30px 0;
    text-align: center;
}

.share-btns {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.share-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 25px;
    font-size: 14px;
    color: var(--text-light);
    transition: var(--transition);
}

.share-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.share-wechat { background: #07C160; }
.share-weibo { background: #E6162D; }
.share-douyin { background: #000000; }
.share-bilibili { background: #FB7299; }

/* 页脚 */
.footer {
    background: var(--dark-bg);
    color: var(--text-light);
    padding: 50px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    font-size: 18px;
    margin-bottom: 20px;
    color: var(--secondary-color);
}

.footer-col a {
    display: block;
    margin-bottom: 10px;
    font-size: 14px;
    opacity: 0.8;
    transition: var(--transition);
}

.footer-col a:hover {
    opacity: 1;
    color: var(--secondary-color);
    padding-left: 5px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.footer-logo img {
    height: 40px;
}

.footer-logo span {
    font-size: 20px;
    font-weight: bold;
}

.footer-desc {
    font-size: 14px;
    opacity: 0.8;
    line-height: 1.8;
}

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

.footer-bottom p {
    font-size: 13px;
    opacity: 0.7;
}

.update-time {
    margin-top: 10px;
    font-size: 12px;
    color: var(--secondary-color);
}

/* 响应式设计 */
@media (max-width: 992px) {
    .nav-main {
        display: none;
    }
    
    .hero-banner {
        height: 350px;
    }
    
    .hero-overlay h2 {
        font-size: 32px;
    }
    
    .search-input {
        width: 300px;
    }
}

@media (max-width: 768px) {
    .header-top {
        flex-direction: column;
        gap: 15px;
    }
    
    .hero-banner {
        height: 300px;
    }
    
    .hero-overlay h2 {
        font-size: 24px;
    }
    
    .hero-overlay p {
        font-size: 14px;
        padding: 0 20px;
    }
    
    .section {
        padding: 40px 0;
    }
    
    .section-title h2 {
        font-size: 24px;
    }
    
    .video-grid,
    .news-grid,
    .expert-grid {
        grid-template-columns: 1fr;
    }
    
    .news-card {
        flex-direction: column;
    }
    
    .news-image {
        width: 100%;
        height: 150px;
    }
    
    .search-container {
        flex-direction: column;
    }
    
    .search-input {
        width: 100%;
    }
    
    .contact-qr {
        flex-direction: column;
        align-items: center;
    }
}

/* 懒加载图片 */
img[data-src] {
    opacity: 0;
    transition: opacity 0.3s ease;
}

img.loaded {
    opacity: 1;
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease forwards;
}

/* 分类标签 */
.category-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 30px;
    justify-content: center;
}

.category-tag {
    padding: 8px 20px;
    background: var(--text-light);
    border: 2px solid var(--border-color);
    border-radius: 25px;
    font-size: 14px;
    color: var(--text-dark);
    transition: var(--transition);
    cursor: pointer;
}

.category-tag:hover,
.category-tag.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--text-light);
}

/* 直播状态标签 */
.live-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    background: #ff0000;
    color: var(--text-light);
    padding: 4px 10px;
    border-radius: 3px;
    font-size: 12px;
    font-weight: bold;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

/* 内页样式 */
.page-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    padding: 60px 0;
    text-align: center;
    color: var(--text-light);
}

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

.page-header p {
    font-size: 16px;
    opacity: 0.9;
}

.page-content {
    padding: 50px 0;
}

.content-wrapper {
    background: var(--text-light);
    border-radius: 15px;
    padding: 40px;
    box-shadow: var(--shadow);
}

.content-wrapper h2 {
    font-size: 24px;
    color: var(--text-dark);
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-color);
}

.content-wrapper h3 {
    font-size: 20px;
    color: var(--primary-color);
    margin: 25px 0 15px;
}

.content-wrapper p {
    font-size: 15px;
    line-height: 1.8;
    color: #555;
    margin-bottom: 15px;
}

/* 数据统计 */
.stats-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    padding: 50px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    text-align: center;
    color: var(--text-light);
}

.stat-item h3 {
    font-size: 42px;
    font-weight: bold;
    margin-bottom: 10px;
}

.stat-item p {
    font-size: 16px;
    opacity: 0.9;
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* 移动端菜单 */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-light);
    font-size: 24px;
    cursor: pointer;
}

@media (max-width: 992px) {
    .mobile-menu-btn {
        display: block;
    }
}