:root {
    --primary-color: #2196F3;
    --secondary-color: #FFC107;
    --dark-color: #333;
    --light-color: #f4f4f4;
}

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

body {
    font-family: 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
}

/* 导航栏样式 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.logo-text {
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: bold;
    text-shadow: 0 0 10px rgba(33, 150, 243, 0.3);
}

.logo-badge {
    font-size: 0.8rem;
    color: var(--secondary-color);
    background: rgba(255, 193, 7, 0.1);
    padding: 2px 8px;
    border-radius: 10px;
    margin-top: 2px;
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #fff;
    text-decoration: none;
    padding: 0.5rem 1rem;
    transition: all 0.3s ease;
    border-radius: 20px;
}

.nav-icon {
    font-size: 1.2rem;
}

.nav-links li a:hover {
    color: var(--primary-color);
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

/* 导航栏滚动效果 */
.navbar.scrolled {
    background: rgba(0, 0, 0, 0.95);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

/* 轮播图样式 */
.swiper-container, .swiper-slide, .slide-content {
    /* 删除这些样式 */
}

/* 功能特点区域样式 */
.features {
    padding: 6rem 3rem;
    background: var(--light-color);
}

.features h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
    color: var(--dark-color);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 3rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
}

/* 移动端适配 */
.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: white;
    margin: 2px;
    transition: 0.3s;
}

@media (max-width: 768px) {
    .logo-badge {
        display: none;
    }

    .nav-links {
        padding: 1rem 0;
    }

    .nav-links li a {
        padding: 1rem 2rem;
        justify-content: center;
        border-radius: 0;
    }

    .nav-links li a:hover {
        background: rgba(33, 150, 243, 0.1);
        transform: none;
    }

    .menu-toggle span {
        transition: all 0.3s ease;
    }

    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .nav-container {
        padding: 1rem 1.5rem;
    }

    .features {
        padding: 4rem 1.5rem;
    }

    .feature-grid {
        padding: 1rem;
        gap: 2rem;
    }

    .slide-content h2 {
        font-size: 1.5rem;
    }

    .slide-content p {
        font-size: 1rem;
    }
}

/* 通用容器样式 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--dark-color);
}

/* 功能介绍区域 */
.intro {
    padding: 6rem 0;
    background: white;
}

.intro-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.intro-item {
    text-align: center;
    padding: 2rem;
    transition: transform 0.3s ease;
}

.intro-item:hover {
    transform: translateY(-10px);
}

.intro-item img {
    width: 100%;
    max-width: 200px;
    border-radius: 10px;
    margin-bottom: 1.5rem;
}

/* 使用说明区域 */
.guide {
    padding: 6rem 0;
    background: var(--light-color);
}

.guide-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.step {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.2rem;
    font-weight: bold;
}

/* FAQ区域 */
.faq {
    padding: 6rem 0;
    background: white;
}

.faq-item {
    margin-bottom: 1rem;
    border: 1px solid #eee;
    border-radius: 8px;
    overflow: hidden;
}

.faq-question {
    padding: 1.5rem;
    background: #f8f8f8;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-answer {
    padding: 0;
    height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 1.5rem;
    height: auto;
}

.toggle-icon {
    font-size: 1.5rem;
    transition: transform 0.3s ease;
}

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

/* 价格方案区域 */
.pricing {
    padding: 6rem 0;
    background: var(--light-color);
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.price-card {
    background: white;
    border-radius: 10px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    position: relative;
    overflow: hidden;
}

.price-card:hover {
    transform: translateY(-10px);
}

.price-card.popular::before {
    content: '推荐';
    position: absolute;
    top: 25px;
    right: -35px;
    width: 150px;
    text-align: center;
    background: linear-gradient(45deg, #ff4757, #ff6b81);
    color: white;
    font-size: 0.9rem;
    font-weight: bold;
    padding: 5px 0;
    transform: rotate(45deg);
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
    z-index: 1;
}

.price-card.popular {
    border: 2px solid #ff4757;
    transform: scale(1.05);
}

.price-card.popular .card-header h3 {
    color: #ff4757;
}

.price-card.popular .price {
    color: #ff4757;
    font-weight: bold;
}

.price-card .card-header {
    margin-bottom: 2rem;
}

.price {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin: 1rem 0;
}

.price span {
    font-size: 1rem;
    color: #666;
}

.features-list {
    list-style: none;
    margin-bottom: 2rem;
}

.features-list li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #eee;
}

.buy-btn {
    display: inline-block;
    text-decoration: none;
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.buy-btn:hover {
    background: #1976D2;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(33, 150, 243, 0.3);
}

/* 移动端适配 */
@media (max-width: 768px) {
    .section-title {
        font-size: 2rem;
    }
    
    .price-card.popular {
        transform: none;
    }
    
    .price-card.popular::before {
        font-size: 0.8rem;
        top: 20px;
        right: -40px;
        width: 140px;
    }
    
    .intro-grid,
    .guide-steps,
    .pricing-cards {
        grid-template-columns: 1fr;
    }
}

/* 功能介绍区域新样式 */
.feature-list {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding: 0 2rem;
}

.feature-item {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-5px);
}

.feature-item h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.feature-item h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background: var(--primary-color);
}

.feature-item ul {
    list-style: none;
}

.feature-item ul li {
    padding: 0.8rem 0;
    border-bottom: 1px solid #eee;
    position: relative;
    padding-left: 1.5rem;
}

.feature-item ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

/* 功能特点区域图标样式优化 */
.feature-card i {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    display: inline-block;
}

/* 联系方式区域样式 */
.contact {
    padding: 6rem 0;
    background: white;
}

.contact-info {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
    background: var(--light-color);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.contact-info p {
    font-size: 1.2rem;
    padding: 1rem;
    border-bottom: 1px solid #ddd;
    transition: all 0.3s ease;
}

.contact-info p:last-child {
    border-bottom: none;
}

.contact-info p:hover {
    background: rgba(33, 150, 243, 0.1);
    transform: translateX(10px);
}

/* 联系方式链接样式 */
.contact-info p a {
    text-decoration: none;
    color: inherit;
    display: block;
    transition: all 0.3s ease;
}

.contact-info p a:hover {
    color: var(--primary-color);
}

/* 下载按钮样式 */
.download-btn-container {
    text-align: center;
    margin-top: 4rem;
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    background: var(--primary-color);
    color: white;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-size: 1.2rem;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(33, 150, 243, 0.5);
    background: linear-gradient(45deg, var(--primary-color), #1976D2);
}

.download-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(33, 150, 243, 0.4);
    background: linear-gradient(45deg, #1976D2, var(--primary-color));
}

.download-icon {
    font-size: 1.4rem;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .feature-list {
        grid-template-columns: 1fr;
        padding: 0 1rem;
    }

    .feature-item {
        padding: 1.5rem;
    }

    .contact-info {
        margin: 0 1rem;
        padding: 1.5rem;
    }

    .contact-info p {
        font-size: 1rem;
        padding: 0.8rem;
    }

    .feature-card i {
        font-size: 2rem;
    }

    .price-card.popular::before {
        font-size: 0.8rem;
        top: 20px;
        right: -40px;
        width: 140px;
    }

    .download-btn {
        padding: 0.8rem 1.5rem;
        font-size: 1.1rem;
    }
}

/* 动画效果优化 */
.feature-item, .price-card, .contact-info {
    animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 全局样式优化 */
.section-title {
    position: relative;
    padding-bottom: 1rem;
    margin-bottom: 4rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--primary-color);
}

/* 添加视频展示区域样式 */
.video-showcase {
    padding-top: 8rem;
    padding-bottom: 6rem;
    background: var(--dark-color);
    color: white;
}

.video-showcase .section-title {
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    position: relative;
    margin-bottom: 3rem;
}

.video-showcase .section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--primary-color);
    box-shadow: 0 0 10px rgba(33, 150, 243, 0.5);
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding: 0 2rem;
}

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

.video-wrapper {
    position: relative;
    padding-top: 56.25%; /* 16:9 宽高比 */
    background: #000;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
    margin-bottom: 1.5rem;
}

.video-wrapper video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.video-item h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.video-item p {
    color: #ccc;
    font-size: 1rem;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .video-grid {
        grid-template-columns: 1fr;
        padding: 0 1rem;
    }

    .video-item {
        margin-bottom: 2rem;
    }

    .video-wrapper {
        margin-bottom: 1rem;
    }

    .video-item h3 {
        font-size: 1.2rem;
    }
}

/* 警告提示样式 */
.warning-message {
    background: rgba(255, 243, 205, 0.1);
    border: 1px solid rgba(255, 243, 205, 0.3);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 3rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    backdrop-filter: blur(5px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.warning-message .warning-icon {
    font-size: 1.5rem;
    color: #ffc107;
}

.warning-message p {
    color: #ffc107;
    margin: 0;
}

/* 主标题样式 */
.showcase-header {
    margin-bottom: 5rem;
    text-align: center;
}

.showcase-header h1 {
    font-size: 3.5rem;
    margin-bottom: 2rem;
    background: linear-gradient(45deg, #2196F3, #00ff00);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 10px rgba(33, 150, 243, 0.3);
    animation: glow 2s ease-in-out infinite alternate;
}

.header-features {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
}

.header-feature {
    background: rgba(255, 255, 255, 0.1);
    padding: 1rem 2rem;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s ease;
}

.header-feature:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.2);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.header-feature .feature-icon {
    font-size: 1.5rem;
}

.header-feature p {
    margin: 0;
    font-size: 1.1rem;
    color: white;
}

/* 发光动画 */
@keyframes glow {
    from {
        text-shadow: 0 0 10px rgba(33, 150, 243, 0.3),
                     0 0 20px rgba(33, 150, 243, 0.3),
                     0 0 30px rgba(33, 150, 243, 0.3);
    }
    to {
        text-shadow: 0 0 20px rgba(33, 150, 243, 0.5),
                     0 0 30px rgba(33, 150, 243, 0.5),
                     0 0 40px rgba(33, 150, 243, 0.5);
    }
}

/* 移动端适配 */
@media (max-width: 768px) {
    .warning-message {
        flex-direction: column;
        text-align: center;
        padding: 1rem;
    }

    .showcase-header h1 {
        font-size: 2rem;
    }

    .header-features {
        flex-direction: column;
        gap: 1rem;
    }

    .header-feature {
        padding: 0.8rem 1.5rem;
    }
}

/* 移动端导航样式 */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(0, 0, 0, 0.95);
        flex-direction: column;
        padding: 0;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links li {
        width: 100%;
    }

    .nav-links li a {
        padding: 1rem 2rem;
        width: 100%;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .nav-links li:last-child a {
        border-bottom: none;
    }
}

/* 文章页面样式 */
.blog-post {
    max-width: 800px;
    margin: 80px auto;
    padding: 2rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.blog-post h1 {
    font-size: 2rem;
    color: var(--dark-color);
    margin-bottom: 1.5rem;
}

.post-meta {
    color: #666;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #eee;
}

.post-content h2 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin: 2rem 0 1rem;
}

.post-content p {
    margin-bottom: 1rem;
    line-height: 1.8;
}

.post-content ul,
.post-content ol {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.post-content li {
    margin-bottom: 0.5rem;
}

@media (max-width: 768px) {
    .blog-post {
        margin: 60px 1rem;
        padding: 1.5rem;
    }
    
    .blog-post h1 {
        font-size: 1.5rem;
    }
}

/* 文章列表展示区域样式 */
.articles {
    padding: 6rem 0;
    background: var(--light-color);
}

.article-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    padding: 0 1rem;
}

.article-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    text-decoration: none;
    color: inherit;
}

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.article-content {
    padding: 1.5rem;
}

.article-card h3 {
    font-size: 1.2rem;
    color: var(--dark-color);
    margin-bottom: 1rem;
}

.article-desc {
    color: #666;
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.read-more {
    color: var(--primary-color);
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    transition: transform 0.3s ease;
}

.article-card:hover .read-more {
    transform: translateX(5px);
}

@media (max-width: 768px) {
    .article-grid {
        grid-template-columns: 1fr;
    }
    
    .article-card {
        margin: 0 1rem;
    }
}

/* 文章页下载按钮样式 */
.download-section {
    margin-top: 3rem;
    text-align: center;
    padding: 2rem;
    background: rgba(33, 150, 243, 0.1);
    border-radius: 10px;
}

.article-download-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    background: var(--primary-color);
    color: white;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(33, 150, 243, 0.3);
}

.article-download-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(33, 150, 243, 0.4);
    background: #1976D2;
}

.download-icon {
    font-size: 1.4rem;
}