/* 非小号官网首页样式 - style.css */

body {
    margin: 0;
    padding: 0;
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    background: #f7f8fa;
    color: #222;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
}

.site-header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: #1a73e8;
    text-decoration: none;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 1001;
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: #1a73e8;
    margin: 5px 0;
    transition: all 0.3s ease;
}

.main-nav ul {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 20px;
}

.main-nav a {
    color: #333;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s ease;
    white-space: nowrap;
}

.main-nav a:hover {
    color: #1a73e8;
}

.hero {
    background: linear-gradient(90deg, #1a73e8 0%, #4fc3f7 100%);
    color: #fff;
    padding: 64px 0 48px 0;
    text-align: center;
}
.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 16px;
}
.hero p {
    font-size: 1.25rem;
    margin-bottom: 32px;
}
.download-btn {
    display: inline-block;
    background: #fff;
    color: #1a73e8;
    font-weight: bold;
    padding: 14px 36px;
    border-radius: 32px;
    font-size: 1.1rem;
    text-decoration: none;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    transition: background 0.2s, color 0.2s;
}
.download-btn:hover {
    background: #e3f2fd;
    color: #1565c0;
}

.features {
    background: #fff;
    padding: 48px 0;
}
.features h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 32px;
}
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    justify-content: center;
}
.feature-item {
    background: #f7f8fa;
    border-radius: 12px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.04);
    padding: 24px 16px;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}
.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}
.feature-item h3 {
    color: #1a73e8;
    margin-bottom: 12px;
}

.download {
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    padding: 64px 0;
    text-align: center;
}
.download h2 {
    font-size: 2.2rem;
    margin-bottom: 48px;
    color: #1565c0;
}
.download-content {
    display: flex;
    gap: 48px;
    align-items: center;
    justify-content: center;
    margin-bottom: 32px;
}
.download-info {
    flex: 1;
    text-align: left;
    max-width: 400px;
}
.download-info h3 {
    font-size: 1.8rem;
    color: #1565c0;
    margin-bottom: 16px;
}
.download-info p {
    font-size: 1.1rem;
    color: #333;
    margin-bottom: 32px;
}
.download-stats {
    display: flex;
    gap: 32px;
    margin-top: 24px;
}
.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}
.stat-number {
    font-size: 1.8rem;
    font-weight: bold;
    color: #1565c0;
}
.stat-label {
    font-size: 0.9rem;
    color: #666;
    margin-top: 4px;
}
.download-options {
    display: flex;
    gap: 24px;
    flex: 1;
    justify-content: center;
}
.download-card {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    padding: 32px 24px;
    min-width: 280px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.download-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}
.download-card h3 {
    color: #1565c0;
    margin-bottom: 12px;
    font-size: 1.3rem;
}
.download-card p {
    color: #666;
    margin-bottom: 24px;
    font-size: 0.9rem;
}
.download-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: #1a73e8;
    color: #fff;
    padding: 12px 24px;
    border-radius: 24px;
    text-decoration: none;
    font-weight: bold;
    transition: background 0.3s ease;
}
.download-link:hover {
    background: #1565c0;
}
.download-text {
    font-size: 1.1rem;
}
.download-size {
    font-size: 0.8rem;
    opacity: 0.8;
    margin-top: 4px;
}
.download-features {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin: 32px 0;
    flex-wrap: wrap;
}
.feature-tag {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.9);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    color: #1565c0;
}
.tag-icon {
    color: #4caf50;
    font-weight: bold;
}
.download-tip {
    color: #1565c0;
    margin-top: 24px;
    font-size: 1rem;
    font-weight: 500;
}

.about {
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
    padding: 80px 0;
}

.about h2 {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 16px;
    color: #1565c0;
}

.about-intro {
    text-align: center;
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 48px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.about-content {
    display: flex;
    gap: 48px;
    margin-bottom: 48px;
}

.about-text {
    flex: 2;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.about-card {
    background: #fff;
    border-radius: 16px;
    padding: 32px 24px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.about-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}

.about-card h3 {
    color: #1565c0;
    font-size: 1.3rem;
    margin-bottom: 16px;
}

.about-card p {
    color: #666;
    font-size: 1rem;
    line-height: 1.6;
}

.about-stats {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.stat-box {
    background: #fff;
    border-radius: 16px;
    padding: 24px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: transform 0.3s ease;
}

.stat-box:hover {
    transform: translateY(-5px);
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: bold;
    color: #1565c0;
    margin-bottom: 8px;
}

.stat-label {
    color: #666;
    font-size: 0.9rem;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.feature-item {
    background: #fff;
    border-radius: 16px;
    padding: 32px 24px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.feature-item h4 {
    color: #1565c0;
    font-size: 1.2rem;
    margin-bottom: 12px;
}

.feature-item p {
    color: #666;
    font-size: 0.95rem;
    line-height: 1.5;
}

@media (max-width: 1200px) {
    .about-content {
        flex-direction: column;
        gap: 32px;
    }

    .about-text {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-stats {
        grid-template-columns: repeat(4, 1fr);
    }

    .about-features {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .about {
        padding: 48px 0;
    }

    .about h2 {
        font-size: 1.8rem;
    }

    .about-intro {
        font-size: 1.1rem;
        margin-bottom: 32px;
    }

    .about-text {
        grid-template-columns: 1fr;
    }

    .about-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-features {
        grid-template-columns: 1fr;
    }

    .feature-item {
        padding: 24px 20px;
    }
}

@media (max-width: 480px) {
    .about {
        padding: 32px 0;
    }

    .about h2 {
        font-size: 1.5rem;
    }

    .about-intro {
        font-size: 1rem;
        margin-bottom: 24px;
    }

    .about-card {
        padding: 20px 16px;
    }

    .about-card h3 {
        font-size: 1.1rem;
    }

    .stat-box {
        padding: 16px;
    }

    .stat-number {
        font-size: 1.5rem;
    }

    .feature-icon {
        font-size: 2rem;
    }

    .feature-item h4 {
        font-size: 1.1rem;
    }
}

.faq {
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
    padding: 64px 0;
}
.faq h2 {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 16px;
    color: #1565c0;
}
.faq-intro {
    text-align: center;
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 48px;
}
.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-bottom: 48px;
}
.faq-item {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    padding: 32px 24px;
    display: flex;
    gap: 24px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.faq-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}
.faq-content {
    flex: 1;
}
.faq-content h3 {
    color: #1565c0;
    margin-bottom: 16px;
    font-size: 1.3rem;
}
.faq-content p {
    color: #666;
    font-size: 1rem;
    margin-bottom: 16px;
}
.faq-details {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}
.faq-details li {
    color: #666;
    font-size: 0.95rem;
    padding-left: 20px;
    position: relative;
}
.faq-details li::before {
    content: "•";
    color: #1565c0;
    position: absolute;
    left: 0;
    font-size: 1.2rem;
}

.site-footer {
    background: #1a73e8;
    color: #fff;
    text-align: center;
    padding: 24px 0 16px 0;
    font-size: 1rem;
    margin-top: 0;
}

.footer-links {
    margin-bottom: 20px;
}

.footer-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
}

.footer-links a {
    color: #fff;
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.footer-links a:hover {
    opacity: 0.8;
}

.site-footer p {
    margin: 8px 0;
}

.site-footer a {
    color: #fff;
    text-decoration: none;
}

.site-footer a:hover {
    text-decoration: underline;
}

@media (max-width: 768px) {
    .footer-links ul {
        flex-direction: column;
        gap: 12px;
    }
}

/* 新增板块样式 */

.news {
    background: #fff;
    padding: 48px 0;
}
.news h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 32px;
}
.news-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    justify-content: center;
}
.news-item {
    background: #f7f8fa;
    border-radius: 12px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.04);
    padding: 24px 16px;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}
.news-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}
.news-item h3 {
    color: #1a73e8;
    margin-bottom: 12px;
}

.testimonials {
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    padding: 64px 0;
}
.testimonials h2 {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 48px;
    color: #1565c0;
}
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    justify-content: center;
    max-width: 1200px;
    margin: 0 auto;
}
.testimonial-item {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    padding: 32px 24px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}
.testimonial-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}
.testimonial-rating {
    color: #ffc107;
    font-size: 1.2rem;
    margin-bottom: 16px;
}
.testimonial-item p {
    font-size: 1.1rem;
    line-height: 1.6;
    color: #333;
    margin-bottom: 24px;
    font-style: italic;
}
.testimonial-author {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}
.author-name {
    font-weight: bold;
    color: #1565c0;
    font-size: 1.1rem;
}
.author-title {
    color: #666;
    font-size: 0.9rem;
}

.partners {
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
    padding: 64px 0;
}
.partners h2 {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 16px;
    color: #1565c0;
}
.partners-intro {
    text-align: center;
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 48px;
}
.partners-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-bottom: 48px;
}
.partner-item {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    padding: 32px 24px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}
.partner-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}
.partner-item h3 {
    color: #1565c0;
    margin-bottom: 16px;
    font-size: 1.3rem;
}
.partner-item p {
    color: #666;
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 24px;
}
.partner-tags {
    display: flex;
    gap: 8px;
    justify-content: center;
    flex-wrap: wrap;
}
.partner-tag {
    background: #e3f2fd;
    color: #1565c0;
    padding: 6px 12px;
    border-radius: 16px;
    font-size: 0.9rem;
    font-weight: 500;
}
.partners-stats {
    display: flex;
    justify-content: center;
    gap: 64px;
    margin-top: 48px;
    padding-top: 48px;
    border-top: 1px solid rgba(0,0,0,0.1);
}
.partner-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}
.partner-stat .stat-number {
    font-size: 2rem;
    font-weight: bold;
    color: #1565c0;
}
.partner-stat .stat-label {
    font-size: 1rem;
    color: #666;
}

.contact {
    background: #e3f2fd;
    padding: 48px 0;
}
.contact h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 32px;
}
.contact-info {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}
.contact-info p {
    margin-bottom: 16px;
    font-size: 1.1rem;
}

/* 响应式设计 */
@media (max-width: 900px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .site-header .container {
        flex-direction: column;
        align-items: flex-start;
    }
    .main-nav ul {
        gap: 15px;
    }
    .main-nav a {
        font-size: 0.9rem;
    }
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .partners-grid {
        flex-direction: column;
        align-items: center;
    }
}
@media (max-width: 600px) {
    .container {
        padding: 0 8px;
    }
    .hero h1 {
        font-size: 1.5rem;
    }
    .features h2, .download h2, .about h2, .faq h2 {
        font-size: 1.3rem;
    }
    .feature-item, .download-card {
        padding: 20px 10px;
        min-width: 120px;
        max-width: 100%;
    }
    .faq-item {
        padding: 16px 8px;
    }
    .logo {
        font-size: 1.3rem;
        padding: 10px 0;
    }
    .main-nav a {
        font-size: 0.95rem;
        padding: 10px 0;
    }
    .download-btn {
        padding: 10px 18px;
        font-size: 1rem;
    }
    .news-grid {
        grid-template-columns: 1fr;
    }
    .testimonial-item, .partner-item {
        padding: 20px 10px;
        min-width: 120px;
        max-width: 100%;
    }
    .features-grid {
        grid-template-columns: 1fr;
    }
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}
.hero-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    padding: 60px 0;
}

.hero-text {
    flex: 1;
    max-width: 600px;
}

.hero-image {
    flex: 1;
    max-width: 500px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.hero-image img:hover {
    transform: translateY(-5px);
}

@media (max-width: 1200px) {
    .hero-content {
        gap: 30px;
        padding: 40px 0;
    }
    
    .hero-text {
        max-width: 500px;
    }
    
    .hero-image {
        max-width: 400px;
    }
}

@media (max-width: 768px) {
    .hero-content {
        flex-direction: column;
        text-align: center;
        gap: 20px;
        padding: 30px 0;
    }
    
    .hero-text {
        max-width: 100%;
    }
    
    .hero-image {
        max-width: 300px;
        margin: 0 auto;
    }
}

@media (max-width: 480px) {
    .hero-content {
        padding: 20px 0;
    }
    
    .hero-image {
        max-width: 250px;
    }
}

@media (max-width: 1200px) {
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
        padding: 0 24px;
    }
    .download-content {
        flex-direction: column;
        gap: 32px;
    }
    .download-info {
        text-align: center;
        max-width: 100%;
    }
    .download-stats {
        justify-content: center;
    }
    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
        padding: 0 24px;
    }
    .faq-grid {
        grid-template-columns: 1fr;
        padding: 0 24px;
    }
}

@media (max-width: 768px) {
    .testimonials {
        padding: 48px 0;
    }
    .testimonials h2 {
        font-size: 1.8rem;
        margin-bottom: 32px;
    }
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 24px;
        padding: 0 16px;
    }
    .testimonial-item {
        padding: 24px 20px;
    }
    .testimonial-item p {
        font-size: 1rem;
    }
    .download {
        padding: 48px 0;
    }
    .download h2 {
        font-size: 1.8rem;
        margin-bottom: 32px;
    }
    .download-options {
        flex-direction: column;
        align-items: center;
    }
    .download-card {
        width: 100%;
        max-width: 320px;
    }
    .download-stats {
        gap: 24px;
    }
    .stat-number {
        font-size: 1.5rem;
    }
    .faq {
        padding: 48px 0;
    }
    .faq h2 {
        font-size: 1.8rem;
    }
    .faq-intro {
        font-size: 1.1rem;
        margin-bottom: 32px;
    }
    .faq-item {
        padding: 24px 20px;
    }
    .faq-content h3 {
        font-size: 1.2rem;
    }
    .faq-content p {
        font-size: 0.95rem;
    }
    .faq-details {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    .faq-details li {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .testimonials h2 {
        font-size: 1.5rem;
    }
    .testimonial-item {
        padding: 20px 16px;
    }
    .testimonial-rating {
        font-size: 1rem;
    }
    .author-name {
        font-size: 1rem;
    }
    .author-title {
        font-size: 0.8rem;
    }
    .download h2 {
        font-size: 1.5rem;
    }
    .download-info h3 {
        font-size: 1.4rem;
    }
    .download-stats {
        flex-direction: column;
        gap: 16px;
    }
    .feature-tag {
        font-size: 0.8rem;
        padding: 6px 12px;
    }
    .download-tip {
        font-size: 0.9rem;
    }
    .faq {
        padding: 32px 0;
    }
    .faq h2 {
        font-size: 1.5rem;
        margin-bottom: 12px;
    }
    .faq-intro {
        font-size: 1rem;
        margin-bottom: 24px;
    }
    .faq-item {
        padding: 20px 16px;
    }
    .faq-content h3 {
        font-size: 1.1rem;
        margin-bottom: 12px;
    }
    .faq-content p {
        font-size: 0.9rem;
        margin-bottom: 12px;
    }
    .faq-details {
        gap: 8px;
    }
    .faq-details li {
        font-size: 0.85rem;
        padding-left: 16px;
    }
    .faq-details li::before {
        font-size: 1.1rem;
    }
    .contact-btn {
        padding: 10px 24px;
        font-size: 0.9rem;
    }
}

@media (max-width: 1200px) {
    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
        padding: 0 24px;
    }
}

@media (max-width: 768px) {
    .partners {
        padding: 48px 0;
    }
    .partners h2 {
        font-size: 1.8rem;
        margin-bottom: 12px;
    }
    .partners-intro {
        font-size: 1.1rem;
        margin-bottom: 32px;
    }
    .partners-grid {
        grid-template-columns: 1fr;
        gap: 24px;
        padding: 0 16px;
    }
    .partner-item {
        padding: 24px 20px;
    }
    .partner-item h3 {
        font-size: 1.2rem;
        margin-bottom: 12px;
    }
    .partner-item p {
        font-size: 0.95rem;
        margin-bottom: 20px;
    }
    .partner-tag {
        font-size: 0.85rem;
        padding: 5px 10px;
    }
    .partners-stats {
        flex-direction: column;
        gap: 24px;
        margin-top: 32px;
        padding-top: 32px;
    }
    .partner-stat .stat-number {
        font-size: 1.8rem;
    }
    .partner-stat .stat-label {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .partners {
        padding: 32px 0;
    }
    .partners h2 {
        font-size: 1.5rem;
        margin-bottom: 8px;
    }
    .partners-intro {
        font-size: 1rem;
        margin-bottom: 24px;
    }
    .partner-item {
        padding: 20px 16px;
    }
    .partner-item h3 {
        font-size: 1.1rem;
        margin-bottom: 10px;
    }
    .partner-item p {
        font-size: 0.9rem;
        margin-bottom: 16px;
    }
    .partner-tags {
        gap: 6px;
    }
    .partner-tag {
        font-size: 0.8rem;
        padding: 4px 8px;
    }
    .partners-stats {
        gap: 20px;
        margin-top: 24px;
        padding-top: 24px;
    }
    .partner-stat .stat-number {
        font-size: 1.6rem;
    }
    .partner-stat .stat-label {
        font-size: 0.85rem;
    }
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
        position: absolute;
        right: 20px;
        top: 15px;
        width: 30px;
        height: 30px;
        padding: 0;
        background: transparent;
        border: none;
        cursor: pointer;
        z-index: 1001;
    }

    .mobile-menu-btn span {
        display: block;
        width: 100%;
        height: 2px;
        background-color: #1a73e8;
        margin: 6px 0;
        transition: all 0.3s ease;
    }

    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: rgba(255, 255, 255, 0.98);
        padding: 80px 0 20px;
        transition: all 0.3s ease;
        z-index: 1000;
        overflow-y: auto;
    }

    .main-nav.active {
        right: 0;
    }

    .main-nav ul {
        flex-direction: column;
        gap: 0;
        padding: 0 20px;
    }

    .main-nav li {
        width: 100%;
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    }

    .main-nav a {
        display: block;
        padding: 14px 0;
        font-size: 1rem;
        color: #333;
        text-align: left;
        transition: all 0.3s ease;
    }

    .main-nav a:hover {
        color: #1a73e8;
        background: rgba(26, 115, 232, 0.05);
        padding-left: 10px;
    }

    .mobile-menu-btn.active span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }

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

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

    .site-header .container {
        position: relative;
        padding: 15px 20px;
        height: 60px;
    }

    .logo {
        font-size: 1.3rem;
        line-height: 1;
    }

    /* 添加遮罩层 */
    .nav-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.5);
        z-index: 999;
        opacity: 0;
        transition: opacity 0.3s ease;
    }

    .nav-overlay.active {
        display: block;
        opacity: 1;
    }
}

@media (max-width: 480px) {
    .site-header .container {
        padding: 12px 15px;
        height: 50px;
    }

    .logo {
        font-size: 1.2rem;
    }

    .main-nav {
        padding: 70px 0 20px;
    }

    .main-nav ul {
        padding: 0 15px;
    }

    .main-nav a {
        font-size: 0.95rem;
        padding: 12px 0;
    }

    .mobile-menu-btn {
        right: 15px;
        top: 10px;
        width: 25px;
        height: 25px;
    }

    .mobile-menu-btn span {
        margin: 5px 0;
    }
}