/* 重置和基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans SC', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

html {
    scroll-behavior: smooth;
}
a {
    text-decoration: none;
}
/* 通用样式 */
.container-aaebbe {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-header-679e2a {
    text-align: center;
    margin-bottom: 60px;
}

.section-header-679e2a h2 {
    font-size: 2.5rem;
    color: #1e3a8a;
    margin-bottom: 15px;
    position: relative;
}

.section-header-679e2a h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(135deg, #3b82f6, #1e40af);
    border-radius: 2px;
}

.section-header-679e2a p {
    font-size: 1.1rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

/* 按钮样式 */
.btn-606a0e {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary-b9c0a6 {
    background: linear-gradient(135deg, #3b82f6, #1e40af);
    color: white;
    border-color: #3b82f6;
}

.btn-primary-b9c0a6:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.3);
}

.btn-outline-a7029b {
    background: transparent;
    color: #3b82f6;
    border-color: #3b82f6;
}

.btn-outline-a7029b:hover {
    background: #3b82f6;
    color: white;
    transform: translateY(-2px);
}

/* 导航栏 */
.navbar-ed4137 {
    /*position: fixed;*/
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 15px 0;
    transition: all 0.3s ease;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.navbar-ed4137.scrolled {
    padding: 10px 0;
    background: rgba(255, 255, 255, 0.98);
}

.nav-container-f9c525 {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo-46372d {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: #1e3a8a;
}

.nav-logo-46372d i {
    margin-right: 10px;
    font-size: 1.8rem;
}

.nav-menu-7fd305 {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu-7fd305 li {
    margin: 0 15px;
}

.nav-link-7dc170 {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link-7dc170:hover {
    color: #3b82f6;
}

.nav-link-7dc170::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #3b82f6;
    transition: width 0.3s ease;
}

.nav-link-7dc170:hover::after {
    width: 100%;
}

.hamburger-ed80ed {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger-ed80ed span {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero-77225c {
    height: 100vh;
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.9), rgba(59, 130, 246, 0.8)), 
                url('imgs/modern_cigarette_wholesale_distribution_center_shelves.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    position: relative;
}

.hero-overlay-c4a7e7 {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
}

.hero-content-b0d9ac {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero-content-b0d9ac h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    animation: fadeInUp 1s ease;
}

.hero-content-b0d9ac p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-buttons-1d547b {
    display: flex;
    gap: 20px;
    justify-content: center;
    animation: fadeInUp 1s ease 0.4s both;
    margin-bottom: 60px;
}

.hero-stats-464cf5 {
    position: absolute;
    bottom: 200px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 60px;
    z-index: 2;
}

.stat-item-848ff1 {
    text-align: center;
    color: white;
}

.stat-number-76e9f6 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 5px;
    color: #60a5fa;
}

.stat-label-16f6c4 {
    font-size: 0.9rem;
    opacity: 0.8;
}

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

/* 服务内容 */
.services-93a868 {
    padding: 100px 0;
    background: #f8fafc;
}

.services-grid-3fb2b8 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.service-card-306ffd {
    background: white;
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.service-card-306ffd:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.15);
}

.service-icon-506ee2 {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #3b82f6, #1e40af);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    color: white;
    font-size: 2rem;
}

.service-card-306ffd h3 {
    font-size: 1.5rem;
    color: #1e3a8a;
    margin-bottom: 15px;
}

.service-card-306ffd p {
    color: #666;
    margin-bottom: 20px;
    line-height: 1.6;
}

.service-card-306ffd ul {
    list-style: none;
    text-align: left;
}

.service-card-306ffd li {
    padding: 5px 0;
    color: #555;
    position: relative;
    padding-left: 20px;
}

.service-card-306ffd li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #3b82f6;
    font-weight: bold;
}

/* 服务优势 */
.advantages-3a45d6 {
    padding: 100px 0;
    background: white;
}

.advantages-content-77e060 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.advantages-image-6377c8 img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.advantage-item-6de5c3 {
    display: flex;
    margin-bottom: 30px;
    align-items: flex-start;
}

.advantage-icon-6e9891 {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #3b82f6, #1e40af);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    margin-right: 20px;
    flex-shrink: 0;
}

.advantage-content-a38392 h3 {
    color: #1e3a8a;
    margin-bottom: 8px;
    font-size: 1.2rem;
}

.advantage-content-a38392 p {
    color: #666;
    line-height: 1.6;
}

/* 关于我们 */
.about-550546 {
    padding: 100px 0;
    background: #f8fafc;
}

.about-content-2df1cc {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text-78c66f .section-header-679e2a {
    text-align: left;
    margin-bottom: 30px;
}

.about-text-78c66f .section-header-679e2a h2::after {
    left: 0;
    transform: none;
}

.about-description-e56079 p {
    margin-bottom: 20px;
    color: #555;
    line-height: 1.8;
    text-align: justify;
}

.about-values-e20744 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 30px;
}

.value-item-ee5624 {
    display: flex;
    align-items: center;
    padding: 15px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.value-item-ee5624 i {
    color: #3b82f6;
    font-size: 1.5rem;
    margin-right: 15px;
}

.value-item-ee5624 span {
    font-weight: 500;
    color: #1e3a8a;
}

.about-image-fa4c6e img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

/* 产品案例 */
.products-d6e27b {
    padding: 100px 0;
    background: white;
}

.products-grid-ac1ab7 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.product-card-16cf57 {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.product-card-16cf57:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.15);
}

.product-image-88bc54 {
    position: relative;
    overflow: hidden;
    height: 250px;
}

.product-image-88bc54 img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-card-16cf57:hover .product-image-88bc54 img {
    transform: scale(1.1);
}

.product-overlay-68e3cf {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(30, 58, 138, 0.8);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
}

.product-card-16cf57:hover .product-overlay-68e3cf {
    opacity: 1;
}

.product-info-ab416b {
    text-align: center;
    padding: 20px;
}

.product-info-ab416b h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.product-content-43438e {
    padding: 30px;
}

.product-content-43438e h3 {
    color: #1e3a8a;
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.product-content-43438e p {
    color: #666;
    margin-bottom: 20px;
    line-height: 1.6;
}

.product-features-5aa466 {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.feature-tag-0b5764 {
    background: #e0f2fe;
    color: #0369a1;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

/* 新闻资讯 */
.news-f450d6 {
    padding: 100px 0;
    background: #f8fafc;
}

.news-grid-9dbabe {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.news-card-217ea0 {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.news-card-217ea0:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.15);
}

.news-image-df378c {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.news-image-df378c img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.news-meta-9daaf4{
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.875rem;
}
.news-date-dc1b40 {
    /*position: absolute;*/
    top: 15px;
    right: 15px;
    background: #3b82f6;
    color: white;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
}
.news-category-d9e4eb{
    color: #6b7280;
    padding: 5px 12px;
}

.news-content-55a3f8 {
    padding: 25px;
}

.news-content-55a3f8 h3 {
    color: #1e3a8a;
    margin-bottom: 15px;
    font-size: 1.2rem;
    line-height: 1.4;
}

.news-content-55a3f8 p {
    color: #666;
    margin-bottom: 20px;
    line-height: 1.6;
}

.read-more-2f9e74 {
    color: #3b82f6;
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    transition: color 0.3s ease;
}

.read-more-2f9e74:hover {
    color: #1e40af;
}

.read-more-2f9e74 i {
    margin-left: 5px;
    transition: transform 0.3s ease;
}

.read-more-2f9e74:hover i {
    transform: translateX(3px);
}

/* 常见问题 */
.faq-5f80a8 {
    padding: 100px 0;
    background: white;
}

.faq-container-6102b5 {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item-6531da {
    margin-bottom: 20px;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    overflow: hidden;
}

.faq-question-125a1e {
    background: #f8fafc;
    padding: 25px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.faq-question-125a1e:hover {
    background: #e0f2fe;
}

.faq-question-125a1e.active {
    background: #3b82f6;
    color: white;
}

.faq-question-125a1e h3 {
    margin: 0;
    font-size: 1.1rem;
}

.faq-question-125a1e i {
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

.faq-question-125a1e.active i {
    transform: rotate(45deg);
}

.faq-answer-14ec02 {
    padding: 0 25px;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-answer-14ec02.active {
    padding: 25px;
    max-height: 500px;
}

.faq-answer-14ec02 p {
    color: #555;
    line-height: 1.6;
    margin: 0;
}

/* 客户评价 */
.reviews-75d102 {
    padding: 100px 0;
    background: #f8fafc;
}

.reviews-grid-caff15 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.review-card-51e263 {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.review-card-51e263:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.15);
}

.review-stars-b2ac14 {
    color: #fbbf24;
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.review-card-51e263 p {
    color: #555;
    line-height: 1.6;
    margin-bottom: 25px;
    font-style: italic;
}

.review-author-1c4af0 {
    display: flex;
    align-items: center;
}

.author-avatar-53eb4b {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #3b82f6, #1e40af);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    margin-right: 15px;
}

.author-info-219da6 h4 {
    color: #1e3a8a;
    margin-bottom: 5px;
}

.author-info-219da6 span {
    color: #666;
    font-size: 0.9rem;
}

/* 联系我们 */
.contact-85caf9 {
    padding: 100px 0;
    background: white;
}

.contact-content-32ec91 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-item-5f7691 {
    display: flex;
    margin-bottom: 30px;
    align-items: flex-start;
}

.contact-icon-134aea {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #3b82f6, #1e40af);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    margin-right: 20px;
    flex-shrink: 0;
}

.contact-details-36f61f h3 {
    color: #1e3a8a;
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.contact-details-36f61f p {
    color: #666;
    line-height: 1.6;
}

.contact-form-b63b3d {
    background: #f8fafc;
    padding: 40px;
    border-radius: 15px;
}

.contact-form-b63b3d h3 {
    color: #1e3a8a;
    margin-bottom: 25px;
    font-size: 1.5rem;
}

.form-group-145b07 {
    margin-bottom: 20px;
}

.form-group-145b07 input,
.form-group-145b07 select,
.form-group-145b07 textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    background: white;
}

.form-group-145b07 input:focus,
.form-group-145b07 select:focus,
.form-group-145b07 textarea:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group-145b07 textarea {
    resize: vertical;
    min-height: 100px;
}
/* Flink */
.flink-section-b62c3a {
    background: white;
    color: #2d3748;
    padding: 30px 0;
}
.flink-header-a850b8{
    font-size: 20px;
    font-weight: 600;
    padding-bottom: 10px;
}
.flink-section-b62c3a li{
    list-style: none;
    display: inline;
    padding-right: 20px;
}
.flink-section-b62c3a a{
    color: #718096;
    text-decoration: none;
}

/* 页脚 */
.footer-035187 {
    background: #1e3a8a;
    color: white;
    padding: 60px 0 20px;
}

.footer-content-56c4b3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section-e2a9fb h3 {
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.footer-section-e2a9fb ul {
    list-style: none;
}

.footer-section-e2a9fb ul li {
    margin-bottom: 10px;
}

.footer-section-e2a9fb ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section-e2a9fb ul li a:hover {
    color: white;
}

.footer-section-e2a9fb ul li i {
    margin-right: 10px;
    color: #60a5fa;
}

.footer-logo-99eee0 {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.footer-logo-99eee0 i {
    margin-right: 10px;
    font-size: 1.8rem;
    color: #60a5fa;
}

.footer-section-e2a9fb p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    margin-bottom: 20px;
}

.social-links-10835c {
    display: flex;
    gap: 15px;
}

.social-links-10835c a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links-10835c a:hover {
    background: #3b82f6;
    transform: translateY(-2px);
}

.footer-bottom-72d336 {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

/* 回到顶部按钮 */
.back-to-top-bd9949 {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #3b82f6, #1e40af);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: all 0.3s ease;
    z-index: 1000;
}

.back-to-top-bd9949:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.3);
}

.back-to-top-bd9949.show {
    display: flex;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hamburger-ed80ed {
        display: flex;
    }
    
    .nav-menu-7fd305 {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: rgba(255, 255, 255, 0.98);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        backdrop-filter: blur(10px);
        padding: 20px 0;
    }
    
    .nav-menu-7fd305.active {
        left: 0;
    }
    
    .nav-menu-7fd305 li {
        margin: 15px 0;
    }
    
    .hamburger-ed80ed.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger-ed80ed.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .hamburger-ed80ed.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .hero-content-b0d9ac h1 {
        font-size: 2.5rem;
    }
    
    .hero-buttons-1d547b {
        /*flex-direction: column;*/
        align-items: center;
        gap: 15px;
    }
    
    .hero-stats-464cf5 {
        /*flex-direction: column;*/
        gap: 20px;
        /*bottom: 20px;*/
    }
    
    .section-header-679e2a h2 {
        font-size: 2rem;
    }
    
    .services-grid-3fb2b8,
    .products-grid-ac1ab7,
    .news-grid-9dbabe,
    .reviews-grid-caff15 {
        grid-template-columns: 1fr;
    }
    
    .advantages-content-77e060,
    .about-content-2df1cc,
    .contact-content-32ec91 {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-text-78c66f .section-header-679e2a {
        text-align: center;
    }
    
    .about-text-78c66f .section-header-679e2a h2::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .about-values-e20744 {
        grid-template-columns: 1fr;
    }
    
    .container-aaebbe {
        padding: 0 15px;
    }
    
    .hero-77225c {
        background-attachment: scroll;
    }
}

@media (max-width: 480px) {
    .hero-content-b0d9ac h1 {
        font-size: 2rem;
    }
    
    .hero-content-b0d9ac p {
        font-size: 1rem;
    }
    
    .stat-number-76e9f6 {
        font-size: 2rem;
    }
    
    .service-card-306ffd,
    .review-card-51e263 {
        padding: 25px 20px;
    }
    
    .contact-form-b63b3d {
        padding: 25px 20px;
    }
    
    .footer-content-56c4b3 {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #3b82f6;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #1e40af;
}

/* 加载动画 */
.loading-23573d {
    opacity: 0;
    animation: fadeIn 0.6s ease forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

/* 卡片悬停效果 */
.card-hover-b0fc34 {
    transition: all 0.3s ease;
}

.card-hover-b0fc34:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

/* 文本选择样式 */
::selection {
    background: rgba(59, 130, 246, 0.2);
    color: #1e40af;
}

/* 焦点样式 */
:focus {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
}

/* 打印样式 */
@media print {
    .navbar-ed4137,
    .back-to-top-bd9949 {
        display: none;
    }
    
    .hero-77225c {
        height: auto;
        padding: 100px 0;
        background: #1e3a8a;
        color: white;
    }
    
    * {
        -webkit-print-color-adjust: exact;
        color-adjust: exact;
    }
}