/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

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

/* 导航栏 */
.navbar {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo h1 {
    color: #FF9800;
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 1px;
    margin: 0;
}

.logo p {
    color: #888;
    font-size: 12px;
    margin: 0;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-links a {
    color: #333;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: #FF9800;
}

/* 按钮样式 */
.btn-primary {
    background-color: #FF9800;
    color: white;
    border: none;
    border-radius: 4px;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background-color: #f57c00;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 152, 0, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: #333;
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    border-color: #FF9800;
    color: #FF9800;
}

.btn-large {
    padding: 12px 24px;
    font-size: 16px;
}

/* 英雄区域 */
.hero {
    background-color: #f5f5f5;
    padding: 120px 0 80px;
    margin-top: 70px;
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 60px;
}

.hero-content {
    flex: 1;
    text-align: center;
}

.hero-badge {
    background-color: #FF9800;
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 10px;
    line-height: 1.2;
}

.hero h2 {
    font-size: 1.5rem;
    font-weight: 400;
    color: #666;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 30px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 30px;
    justify-content: center;
}

.contact-info {
    font-size: 14px;
    color: #666;
}

.contact-info a {
    color: #FF9800;
    text-decoration: none;
}

.hero-image {
    flex: 1;
}

.hero-image img {
    max-width: 100%;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* 通用部分样式 */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.2rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 15px;
}

.section-header p {
    font-size: 1.1rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

/* 功能特色 */
.features {
    padding: 100px 0;
    background-color: #fff;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: #f9f9f9;
    padding: 30px;
    border-radius: 8px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #e0e0e0;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border-color: #FF9800;
}

.feature-icon {
    width: 60px;
    height: 60px;
    background-color: #FF9800;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 24px;
}

.feature-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 15px;
}

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



/* 产品展示轮播 - 3D立体堆叠效果 */
.hero-carousel {
    position: relative;
    max-width: 100%;
    margin: -40px auto 40px;
    overflow: visible;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    height: 550px;
}

.carousel-track {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    position: relative;
    height: 550px;
    width: 100%;
}

.carousel-slide {
    position: absolute;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #fff;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    overflow: hidden;
}

.carousel-slide img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    display: block;
    object-fit: contain;
}

/* 当前激活的卡片 - 500px高度等比例显示 */
.carousel-slide.active {
    width: auto;
    height: 500px;
    max-width: 100%;
    z-index: 10;
    transform: translateX(0) scale(1);
    filter: blur(0);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
}

/* 左侧卡片 */
.carousel-slide.prev {
    width: auto;
    height: 500px;
    max-width: 100%;
    z-index: 5;
    transform: translateX(-180px) scale(0.6);
    filter: blur(4px);
    opacity: 0.7;
}

/* 右侧卡片 */
.carousel-slide.next {
    width: auto;
    height: 500px;
    max-width: 100%;
    z-index: 5;
    transform: translateX(180px) scale(0.6);
    filter: blur(4px);
    opacity: 0.7;
}

/* 更左边的卡片 */
.carousel-slide.prev-2 {
    width: auto;
    height: 500px;
    max-width: 100%;
    z-index: 3;
    transform: translateX(-280px) scale(0.4);
    filter: blur(8px);
    opacity: 0.4;
}

/* 更右边的卡片 */
.carousel-slide.next-2 {
    width: auto;
    height: 500px;
    max-width: 100%;
    z-index: 3;
    transform: translateX(280px) scale(0.4);
    filter: blur(8px);
    opacity: 0.4;
}

/* 隐藏更远的卡片 */
.carousel-slide.hidden {
    opacity: 0;
    transform: scale(0.3);
    z-index: 1;
}

.carousel-prev,
.carousel-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(255, 152, 0, 0.9);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    cursor: pointer;
    z-index: 100;
    transition: all 0.3s ease;
    color: white;
    box-shadow: 0 3px 10px rgba(255, 152, 0, 0.4);
}

.carousel-prev:hover,
.carousel-next:hover {
    background-color: #f57c00;
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 4px 15px rgba(255, 152, 0, 0.5);
}

.carousel-prev {
    left: 20px;
}

.carousel-next {
    right: 20px;
}

.carousel-indicators {
    position: absolute;
    bottom: -60px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.carousel-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(0, 0, 0, 0.2);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.carousel-indicator.active {
    background-color: #FF9800;
    width: 30px;
    border-radius: 6px;
}

/* 兼容软件 */
.compatibility {
    padding: 100px 0;
    background-color: #f5f5f5;
}

.compatibility-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    max-width: 800px;
    margin: 0 auto;
}

.compatibility-card {
    background-color: #fff;
    padding: 40px;
    border-radius: 8px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #e0e0e0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.compatibility-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    border-color: #FF9800;
}

.compatibility-icon {
    width: 80px;
    height: 80px;
    background-color: #FF9800;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 32px;
}

.compatibility-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
}

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

/* 价格方案 */
.pricing {
    padding: 100px 0;
    background-color: #fff;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background-color: #f9f9f9;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    border: 1px solid #e0e0e0;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.pricing-card.featured {
    border: 2px solid #FF9800;
    transform: scale(1.05);
}

.pricing-badge {
    position: absolute;
    top: 0;
    right: 0;
    background-color: #FF9800;
    color: white;
    padding: 5px 15px;
    font-size: 12px;
    font-weight: 600;
    border-bottom-left-radius: 8px;
}

.pricing-header {
    padding: 30px;
    text-align: center;
    border-bottom: 1px solid #e0e0e0;
    background-color: #fff;
}

.pricing-header h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 15px;
}

.price {
    font-size: 2rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 10px;
}

.price-period {
    font-size: 1rem;
    font-weight: 400;
    color: #666;
}

.price-saving {
    font-size: 14px;
    color: #4CAF50;
    font-weight: 600;
}

.pricing-features {
    padding: 30px;
    background-color: #fff;
}

.pricing-features ul {
    list-style: none;
}

.pricing-features li {
    padding: 10px 0;
    font-size: 14px;
    color: #666;
    display: flex;
    align-items: center;
}

.pricing-features li i {
    margin-right: 10px;
    font-size: 16px;
}

.pricing-features li i.fas.fa-check {
    color: #4CAF50;
}

.pricing-features li i.fas.fa-times {
    color: #f44336;
}

.pricing-card button {
    width: 90%;
    margin: 0 5% 20px;
}

/* 下载区域 */
.download {
    padding: 100px 0;
    background-color: #f5f5f5;
}

.download-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    max-width: 600px;
    margin: 0 auto;
}

.download-card {
    background-color: #fff;
    padding: 40px;
    border-radius: 8px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #e0e0e0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.download-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    border-color: #FF9800;
}

.download-icon {
    width: 80px;
    height: 80px;
    background-color: #FF9800;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 32px;
}

.download-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
}

.system-requirement {
    color: #666;
    font-size: 14px;
    margin-bottom: 20px;
}

.backup-download {
    text-align: center;
    margin-top: 20px;
    padding-top: 10px;
}

.backup-download p {
    color: #666;
    font-size: 14px;
}

.backup-url {
    color: #FF9800;
    font-weight: 500;
}

/* 常见问题 */
.faq {
    padding: 100px 0;
    background-color: #fff;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background-color: #f9f9f9;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border: 1px solid #e0e0e0;
}

.faq-item h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 15px;
}

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

/* 底部区域 */
.footer {
    background-color: #333;
    color: #fff;
    padding: 60px 0 30px;
}

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

.footer-logo h2 {
    color: #FF9800;
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 10px;
}

.footer-logo p {
    color: #888;
    font-size: 12px;
}

.footer-links h3 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

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

.footer-links a {
    color: #888;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #FF9800;
}

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

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

.qr-item p {
    color: #888;
    font-size: 14px;
    margin-bottom: 10px;
}

.qr-code {
    background-color: #fff;
    padding: 10px;
    border-radius: 4px;
    display: inline-block;
}

.qr-code img {
    display: block;
    max-width: 100px;
    height: auto;
}

.footer-bottom {
    border-top: 1px solid #444;
    padding-top: 30px;
    text-align: center;
    font-size: 14px;
    color: #888;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column;
        padding: 10px 20px;
    }
    
    .nav-links {
        margin-top: 15px;
        gap: 15px;
    }
    
    .hero .container {
        flex-direction: column;
        text-align: center;
        gap: 30px;
    }
    
    .hero h1 {
        font-size: 2.8rem;
    }
    
    .hero h2 {
        font-size: 1.2rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .pricing-card.featured {
        transform: none;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .section-header h2 {
        font-size: 1.5rem;
    }
}