/* 
 * 博彩娱乐网站样式表
 * 2026年SEO优化版本
 * 移动端优先响应式设计
 */

/* CSS变量定义 - 独特配色方案 */
:root {
    --primary-color: #e63946;
    --secondary-color: #1d3557;
    --accent-color: #f4a261;
    --gold-color: #ffd700;
    --dark-bg: #0a0e17;
    --card-bg: #141b2d;
    --text-light: #f1faee;
    --text-muted: #a8dadc;
    --gradient-start: #e63946;
    --gradient-end: #f4a261;
    --success-color: #2ecc71;
    --border-radius: 12px;
    --shadow-color: rgba(230, 57, 70, 0.3);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', sans-serif;
    background: var(--dark-bg);
    color: var(--text-light);
    line-height: 1.8;
    min-height: 100vh;
    overflow-x: hidden;
}

/* 链接样式 */
a {
    color: var(--accent-color);
    text-decoration: none;
    transition: all 0.3s ease;
}

a:hover {
    color: var(--gold-color);
}

/* 图片响应式 */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* 容器 */
.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 头部导航 - 非sticky */
.site-header {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--dark-bg) 100%);
    padding: 15px 0;
    border-bottom: 2px solid var(--primary-color);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.logo-wrapper {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 2px solid var(--gold-color);
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(90deg, var(--gold-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 导航菜单 */
.main-nav {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.nav-link {
    padding: 10px 18px;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    color: var(--text-light);
    font-weight: 500;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.nav-link:hover, .nav-link.active {
    background: var(--primary-color);
    border-color: var(--gold-color);
    transform: translateY(-2px);
}

/* 移动端菜单按钮 */
.menu-toggle {
    display: none;
    background: var(--primary-color);
    border: none;
    padding: 12px 15px;
    border-radius: var(--border-radius);
    cursor: pointer;
    color: white;
    font-size: 1.2rem;
}

/* Hero区域 */
.hero-section {
    position: relative;
    padding: 60px 0;
    background: linear-gradient(180deg, var(--dark-bg) 0%, var(--secondary-color) 100%);
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/hero-banner.webp') center/cover no-repeat;
    opacity: 0.15;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 20px;
    background: linear-gradient(90deg, var(--gold-color), var(--accent-color), var(--primary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px var(--shadow-color);
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 30px;
    line-height: 1.8;
}

/* CTA按钮 */
.cta-btn {
    display: inline-block;
    padding: 16px 40px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    font-size: 1.1rem;
    font-weight: 700;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 8px 25px var(--shadow-color);
    transition: all 0.4s ease;
    border: none;
    cursor: pointer;
}

.cta-btn:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 12px 35px var(--shadow-color);
    color: white;
}

/* 视频模块 */
.video-section {
    padding: 60px 0;
    background: var(--card-bg);
}

.section-title {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 40px;
    color: var(--gold-color);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    margin: 15px auto 0;
    border-radius: 2px;
}

.video-wrapper {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}

.video-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    background: var(--dark-bg);
}

.video-container video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-poster {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../images/hero-banner.webp') center/cover no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: opacity 0.3s ease;
}

.play-btn {
    width: 80px;
    height: 80px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 30px var(--shadow-color);
    transition: all 0.3s ease;
}

.play-btn::after {
    content: '';
    width: 0;
    height: 0;
    border-left: 25px solid white;
    border-top: 15px solid transparent;
    border-bottom: 15px solid transparent;
    margin-left: 5px;
}

.play-btn:hover {
    transform: scale(1.1);
    background: var(--accent-color);
}

/* 游戏卡片区域 */
.games-section {
    padding: 70px 0;
    background: var(--dark-bg);
}

.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin-top: 40px;
}

.game-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: all 0.4s ease;
    border: 1px solid rgba(255,255,255,0.1);
}

.game-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(230, 57, 70, 0.2);
    border-color: var(--primary-color);
}

.game-card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.game-card-body {
    padding: 25px;
}

.game-card-title {
    font-size: 1.3rem;
    color: var(--gold-color);
    margin-bottom: 12px;
}

.game-card-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 20px;
    line-height: 1.7;
}

.game-card-btn {
    display: inline-block;
    padding: 12px 25px;
    background: var(--primary-color);
    color: white;
    border-radius: 25px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.game-card-btn:hover {
    background: var(--accent-color);
    color: white;
}

/* 关于我们 */
.about-section {
    padding: 70px 0;
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--dark-bg) 100%);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-text h3 {
    font-size: 1.8rem;
    color: var(--gold-color);
    margin-bottom: 20px;
}

.about-text p {
    color: var(--text-muted);
    margin-bottom: 15px;
    line-height: 1.9;
}

.about-img {
    border-radius: var(--border-radius);
    box-shadow: 0 20px 50px rgba(0,0,0,0.4);
}

/* 支付方式 */
.payment-section {
    padding: 60px 0;
    background: var(--card-bg);
}

.payment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.payment-item {
    text-align: center;
    padding: 30px 20px;
    background: var(--dark-bg);
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
    border: 1px solid rgba(255,255,255,0.1);
}

.payment-item:hover {
    border-color: var(--gold-color);
    transform: translateY(-5px);
}

.payment-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 15px;
    border-radius: 50%;
    background: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.payment-name {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 8px;
}

.payment-desc {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* 牌照区域 */
.license-section {
    padding: 60px 0;
    background: var(--dark-bg);
    text-align: center;
}

.license-badge {
    display: inline-block;
    padding: 30px 50px;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    border: 2px solid var(--gold-color);
    margin-top: 30px;
}

.license-badge img {
    width: 120px;
    margin: 0 auto 15px;
}

.license-number {
    font-size: 1.2rem;
    color: var(--gold-color);
    font-weight: 700;
}

.license-issuer {
    color: var(--text-muted);
    margin-top: 10px;
}

/* 客户支持 */
.support-section {
    padding: 60px 0;
    background: var(--card-bg);
}

.support-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-top: 40px;
}

.support-item {
    padding: 30px;
    background: var(--dark-bg);
    border-radius: var(--border-radius);
    text-align: center;
    transition: all 0.3s ease;
}

.support-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.3);
}

.support-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
}

.support-title {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 10px;
}

.support-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* FAQ区域 */
.faq-section {
    padding: 70px 0;
    background: var(--dark-bg);
}

.faq-list {
    max-width: 900px;
    margin: 40px auto 0;
}

.faq-item {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    margin-bottom: 15px;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.1);
}

.faq-question {
    padding: 20px 25px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: var(--text-light);
    transition: all 0.3s ease;
}

.faq-question:hover {
    background: rgba(230, 57, 70, 0.1);
}

.faq-icon {
    width: 30px;
    height: 30px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
}

.faq-icon::after {
    content: '+';
    font-size: 1.2rem;
    color: white;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 25px;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
    color: var(--text-muted);
    line-height: 1.8;
}

.faq-item.active .faq-answer {
    padding: 0 25px 25px;
    max-height: 500px;
}

/* 用户评论 */
.reviews-section {
    padding: 70px 0;
    background: var(--card-bg);
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 25px;
    margin-top: 40px;
}

.review-card {
    background: var(--dark-bg);
    border-radius: var(--border-radius);
    padding: 30px;
    border: 1px solid rgba(255,255,255,0.1);
    transition: all 0.3s ease;
}

.review-card:hover {
    border-color: var(--gold-color);
}

.review-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.review-avatar {
    width: 55px;
    height: 55px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
}

.review-info h4 {
    color: var(--text-light);
    font-size: 1.1rem;
}

.review-info span {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.review-stars {
    color: var(--gold-color);
    font-size: 1.1rem;
    margin-bottom: 15px;
}

.review-text {
    color: var(--text-muted);
    line-height: 1.8;
    font-size: 0.95rem;
}

.review-date {
    margin-top: 15px;
    color: var(--text-muted);
    font-size: 0.85rem;
    opacity: 0.7;
}

/* 作者信息 */
.author-section {
    padding: 60px 0;
    background: var(--dark-bg);
}

.author-card {
    display: flex;
    gap: 30px;
    align-items: center;
    background: var(--card-bg);
    padding: 40px;
    border-radius: var(--border-radius);
    max-width: 800px;
    margin: 0 auto;
    border: 1px solid rgba(255,255,255,0.1);
}

.author-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: white;
    flex-shrink: 0;
}

.author-info h3 {
    font-size: 1.5rem;
    color: var(--gold-color);
    margin-bottom: 10px;
}

.author-info p {
    color: var(--text-muted);
    line-height: 1.8;
}

.author-credentials {
    margin-top: 15px;
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.credential-tag {
    padding: 5px 15px;
    background: var(--primary-color);
    border-radius: 20px;
    font-size: 0.85rem;
    color: white;
}

/* 免责声明 */
.disclaimer-section {
    padding: 50px 0;
    background: var(--card-bg);
    border-top: 1px solid rgba(255,255,255,0.1);
}

.disclaimer-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.disclaimer-content h3 {
    color: var(--primary-color);
    margin-bottom: 20px;
}

.disclaimer-content p {
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 15px;
}

.age-badge {
    display: inline-block;
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    border-radius: 50%;
    line-height: 60px;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    margin-top: 20px;
}

/* 页脚 */
.site-footer {
    background: var(--secondary-color);
    padding: 60px 0 30px;
    border-top: 3px solid var(--primary-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    color: var(--gold-color);
    font-size: 1.2rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--primary-color);
}

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

.footer-col li {
    margin-bottom: 12px;
}

.footer-col a {
    color: var(--text-muted);
    transition: all 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
    justify-content: center;
}

.social-link {
    width: 45px;
    height: 45px;
    background: var(--card-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

/* 面包屑导航 */
.breadcrumb {
    padding: 15px 0;
    background: var(--card-bg);
}

.breadcrumb-list {
    display: flex;
    gap: 10px;
    align-items: center;
    list-style: none;
    flex-wrap: wrap;
}

.breadcrumb-list li {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.breadcrumb-list li a {
    color: var(--text-muted);
}

.breadcrumb-list li a:hover {
    color: var(--gold-color);
}

.breadcrumb-list li::after {
    content: '>';
    margin-left: 10px;
    color: var(--text-muted);
}

.breadcrumb-list li:last-child::after {
    display: none;
}

.breadcrumb-list li:last-child {
    color: var(--gold-color);
}

/* 内页样式 */
.page-header {
    padding: 50px 0;
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--dark-bg) 100%);
    text-align: center;
}

.page-title {
    font-size: 2.2rem;
    color: var(--gold-color);
    margin-bottom: 15px;
}

.page-subtitle {
    color: var(--text-muted);
    font-size: 1.1rem;
}

.page-content {
    padding: 60px 0;
    background: var(--dark-bg);
}

.content-wrapper {
    max-width: 900px;
    margin: 0 auto;
}

.content-wrapper h2 {
    color: var(--gold-color);
    font-size: 1.6rem;
    margin: 30px 0 15px;
}

.content-wrapper h3 {
    color: var(--accent-color);
    font-size: 1.3rem;
    margin: 25px 0 12px;
}

.content-wrapper p {
    color: var(--text-muted);
    margin-bottom: 15px;
    line-height: 1.9;
}

.content-wrapper ul, .content-wrapper ol {
    color: var(--text-muted);
    margin: 15px 0 15px 25px;
}

.content-wrapper li {
    margin-bottom: 10px;
    line-height: 1.7;
}

.content-img {
    margin: 30px 0;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 15px 40px rgba(0,0,0,0.4);
}

.content-img img {
    width: 100%;
}

.info-box {
    background: var(--card-bg);
    padding: 25px;
    border-radius: var(--border-radius);
    margin: 25px 0;
    border-left: 4px solid var(--primary-color);
}

.info-box h4 {
    color: var(--gold-color);
    margin-bottom: 10px;
}

.rtp-table {
    width: 100%;
    border-collapse: collapse;
    margin: 25px 0;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.rtp-table th, .rtp-table td {
    padding: 15px 20px;
    text-align: left;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.rtp-table th {
    background: var(--primary-color);
    color: white;
}

.rtp-table td {
    color: var(--text-muted);
}

.rtp-table tr:hover td {
    background: rgba(230, 57, 70, 0.1);
}

/* APP下载页面 */
.download-section {
    padding: 80px 0;
    background: linear-gradient(180deg, var(--dark-bg) 0%, var(--secondary-color) 100%);
    text-align: center;
}

.download-content {
    max-width: 700px;
    margin: 0 auto;
}

.download-icon {
    width: 120px;
    height: 120px;
    margin: 0 auto 30px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    box-shadow: 0 20px 50px var(--shadow-color);
}

.download-title {
    font-size: 2rem;
    color: var(--gold-color);
    margin-bottom: 20px;
}

.download-desc {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 40px;
    line-height: 1.8;
}

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

.download-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px 30px;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    border: 2px solid var(--primary-color);
    transition: all 0.3s ease;
}

.download-btn:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.download-btn-icon {
    font-size: 2rem;
}

.download-btn-text {
    text-align: left;
}

.download-btn-text span {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.download-btn-text strong {
    font-size: 1.1rem;
    color: var(--text-light);
}

.download-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.download-feature {
    padding: 30px;
    background: var(--card-bg);
    border-radius: var(--border-radius);
}

.download-feature-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 15px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.download-feature h4 {
    color: var(--text-light);
    margin-bottom: 10px;
}

.download-feature p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .author-card {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    
    .main-nav {
        display: none;
        width: 100%;
        flex-direction: column;
        background: var(--card-bg);
        padding: 20px;
        border-radius: var(--border-radius);
        margin-top: 15px;
    }
    
    .main-nav.active {
        display: flex;
    }
    
    .nav-link {
        width: 100%;
        text-align: center;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.6rem;
    }
    
    .games-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .page-title {
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-section {
        padding: 40px 0;
    }
    
    .hero-title {
        font-size: 1.5rem;
    }
    
    .cta-btn {
        padding: 14px 30px;
        font-size: 1rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .download-buttons {
        flex-direction: column;
    }
    
    .download-btn {
        width: 100%;
        justify-content: center;
    }
}

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

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

.animate-pulse {
    animation: pulse 2s infinite;
}

/* 懒加载占位 */
.lazy-load {
    opacity: 0;
    transition: opacity 0.3s ease;
}

.lazy-load.loaded {
    opacity: 1;
}

/* 打印样式 */
@media print {
    .site-header, .site-footer, .cta-btn {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
}