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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.navbar {
    background-color: #000;
    padding: 20px 0;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #fff;
    font-weight: 700;
    font-size: 20px;
}

.logo-icon {
    width: 32px;
    height: 32px;
    object-fit: contain;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

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

.nav-links a:hover {
    color: #ff6600;
}

.cta-button {
    background-color: #ff6600;
    color: #fff;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.cta-button:hover {
    background-color: #ff8533;
}

.hero {
    background: url('../images/hero-bg.jpeg') center/cover;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    padding-top: 80px;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero-title {
    font-size: 64px;
    font-weight: 800;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.9;
}

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

.btn {
    padding: 16px 32px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
}

.btn-primary {
    background-color: #ff6600;
    color: #fff;
}

.btn-primary:hover {
    background-color: #ff8533;
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.2);
    color: #fff;
    border: 2px solid #fff;
}

.btn-secondary:hover {
    background-color: #fff;
    color: #000;
}

section {
    padding: 100px 0;
}

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

.section-label {
    display: inline-block;
    font-size: 14px;
    font-weight: 600;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 20px;
}

.about-section {
    background-color: #000;
    color: #fff;
    padding: 120px 0;
}

.about-container {
    display: flex;
    align-items: center;
    gap: 80px;
    flex-wrap: wrap;
}

.about-content {
    flex: 1;
    min-width: 300px;
    max-width: 600px;
}

.about-title {
    font-size: 48px;
    font-weight: 800;
    margin: 20px 0 30px;
    line-height: 1.2;
}

.about-text {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
    margin-bottom: 40px;
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.stats-circles {
    display: flex;
    gap: 10px;
}

.circle {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.circle.orange {
    background-color: #ff6600;
}

.circle.blue {
    background-color: #0066ff;
}

.stats-text {
    display: flex;
    gap: 20px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    flex-wrap: wrap;
}

.about-image {
    flex: 1;
    min-width: 300px;
    max-width: 500px;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s ease;
}

.about-image:hover img {
    transform: scale(1.05);
}

.about-section .section-label {
    color: #ff6600;
    font-size: 16px;
    letter-spacing: 2px;
}

.products-section {
    background-color: #111;
    color: #fff;
    padding: 120px 0;
}

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

.products-section .section-title {
    font-size: 36px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 10px;
}

.section-subtitle {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.6);
    text-align: center;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.product-card {
    background-color: #1a1a1a;
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
    position: relative;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.product-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    z-index: 2;
    background-color: rgba(0, 153, 255, 0.1);
    color: #0099ff;
}

.product-badge.new {
    background-color: #ff6600;
    color: #fff;
}

.product-badge.price {
    background-color: #0066ff;
    color: #fff;
}

.product-badge.hot {
    background-color: #ff0066;
    color: #fff;
}

.product-badge.more {
    background-color: #0099ff;
    color: #fff;
}

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

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

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

.product-info {
    padding: 20px;
}

.products-section .product-title {
    font-size: 18px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 8px;
}

.products-section .product-desc {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 15px;
}

.product-link {
    font-size: 14px;
    color: #ff6600;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.product-link:hover {
    color: #ff8533;
}

@media (max-width: 1024px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .products-grid {
        grid-template-columns: 1fr;
    }
}

.features-section {
    background-color: #f9f9f9;
    padding: 120px 0;
}

.features-container {
    position: relative;
}

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

.features-section .section-label {
    color: #666;
    font-size: 14px;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.features-section .section-title {
    font-size: 36px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 20px;
}

.main-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 80px;
}

.feature-card {
    border-radius: 28px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    height: 400px;
    display: flex;
    flex-direction: column;
}

.feature-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.2);
}

.black-card {
    background: linear-gradient(135deg, #000 0%, #1a1a1a 100%);
    color: #fff;
    padding: 60px 30px;
    text-align: center;
    position: relative;
    overflow: hidden;
    justify-content: center;
}

.black-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 102, 0, 0.15), transparent);
    transform: rotate(45deg);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%) rotate(45deg); }
    100% { transform: translateX(100%) rotate(45deg); }
}

.feature-icon {
    margin-bottom: 32px;
    position: relative;
    z-index: 2;
    animation: float 3s ease-in-out infinite;
}

.feature-icon img {
    display: block;
    margin: 0 auto;
    max-width: 100%;
    height: auto;
}

@keyframes float {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-12px) scale(1.05); }
}

.black-card .feature-title {
    font-size: 28px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 16px;
    position: relative;
    z-index: 2;
    letter-spacing: -0.5px;
}

.black-card .feature-desc {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    position: relative;
    z-index: 2;
    line-height: 1.6;
    max-width: 280px;
    margin: 0 auto;
}

.image-card {
    position: relative;
    color: #fff;
    display: flex;
    align-items: flex-end;
}

.feature-badge {
    position: absolute;
    top: 28px;
    left: 28px;
    background: linear-gradient(135deg, #ff6600 0%, #ff8533 100%);
    color: #fff;
    padding: 10px 20px;
    border-radius: 28px;
    font-size: 14px;
    font-weight: 600;
    z-index: 3;
    box-shadow: 0 6px 20px rgba(255, 102, 0, 0.4);
    animation: pulse 2s infinite;
}

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

.feature-image {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}

.feature-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card:hover .feature-image img {
    transform: scale(1.2);
}

.image-card .feature-title {
    position: relative;
    z-index: 3;
    font-size: 28px;
    font-weight: 700;
    color: #fff;
    padding: 0 28px 40px;
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.7);
    letter-spacing: -0.5px;
}

.image-card::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 180px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.95));
    z-index: 2;
}

.white-card {
    background: linear-gradient(135deg, #fff 0%, #f8f9fa 100%);
    padding: 50px 30px;
    text-align: center;
    border: 1px solid rgba(0, 0, 0, 0.05);
    position: relative;
    justify-content: center;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
}

.white-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ff6600, #0066ff);
}

.white-card::after {
    content: '';
    position: absolute;
    bottom: 20px;
    right: 20px;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(255, 102, 0, 0.1), rgba(0, 102, 255, 0.1));
    border-radius: 50%;
    z-index: 0;
}

.white-card .feature-title {
    font-size: 48px;
    font-weight: 800;
    color: #1a1a1a;
    margin-bottom: 12px;
    background: linear-gradient(135deg, #ff6600, #0066ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    z-index: 1;
    letter-spacing: -1px;
}

.feature-subtitle {
    font-size: 18px;
    color: #666;
    margin-bottom: 32px;
    font-weight: 500;
    position: relative;
    z-index: 1;
}

.white-card .feature-image {
    height: 200px;
    border-radius: 20px;
    overflow: hidden;
    margin: 0 auto;
    max-width: 260px;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
    position: relative;
    z-index: 1;
}

.white-card .feature-image img {
    transition: transform 0.6s ease;
}

.white-card:hover .feature-image img {
    transform: scale(1.1);
}

.secondary-features {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.secondary-feature {
    text-align: center;
    padding: 30px 20px;
    background-color: #fff;
    border-radius: 16px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.secondary-feature:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12);
}

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

.secondary-icon.orange {
    background-color: rgba(255, 102, 0, 0.1);
    color: #ff6600;
}

.secondary-icon.blue {
    background-color: rgba(0, 102, 255, 0.1);
    color: #0066ff;
}

.secondary-icon.pink {
    background-color: rgba(255, 0, 102, 0.1);
    color: #ff0066;
}

.secondary-icon.light-blue {
    background-color: rgba(0, 153, 255, 0.1);
    color: #0099ff;
}

.secondary-title {
    font-size: 16px;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 8px;
}

.secondary-desc {
    font-size: 14px;
    color: #666;
}

@media (max-width: 1024px) {
    .main-features {
        grid-template-columns: 1fr;
    }
    
    .secondary-features {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .secondary-features {
        grid-template-columns: 1fr;
    }
}

.testimonials-section {
    background-color: #f9f9f9;
    padding: 120px 0;
}

.testimonials-container {
    position: relative;
}

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

.testimonials-section .section-label {
    background-color: #ff6600;
    color: #fff;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 20px;
}

.testimonials-section .section-title {
    font-size: 36px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 20px;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.testimonial-card {
    background-color: #fff;
    padding: 30px;
    border-radius: 16px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.12);
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.testimonial-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 600;
    color: #fff;
}

.testimonial-avatar.orange {
    background-color: #ff6600;
}

.testimonial-avatar.blue {
    background-color: #0066ff;
}

.testimonial-author {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.testimonials-section .author-name {
    font-size: 16px;
    font-weight: 600;
    color: #1a1a1a;
}

.testimonials-section .author-handle {
    font-size: 14px;
    color: #888;
}

.star-rating {
    display: flex;
    gap: 5px;
    margin-bottom: 20px;
}

.star {
    color: #ff6600;
    font-size: 16px;
}

.testimonial-text {
    font-size: 14px;
    color: #555;
    line-height: 1.6;
}

@media (max-width: 1024px) {
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
}

.contact-section {
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://trae-api-cn.mchost.guru/api/ide/v1/text_to_image?prompt=cycling%20sunset%20landscape%20dark%20atmospheric&image_size=landscape_16_9');
    background-size: cover;
    background-position: center;
    color: #fff;
    padding: 120px 0;
}

.contact-content {
    display: flex;
    align-items: center;
    gap: 80px;
    flex-wrap: wrap;
}

.contact-left {
    flex: 1;
    min-width: 300px;
    max-width: 500px;
}

.contact-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.contact-subtitle {
    font-size: 18px;
    opacity: 0.8;
}

.contact-form {
    flex: 1;
    min-width: 300px;
    max-width: 500px;
    background-color: #fff;
    padding: 40px;
    border-radius: 20px;
    color: #333;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.form-title {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #1a1a1a;
}

.form-subtitle {
    font-size: 14px;
    color: #666;
    margin-bottom: 30px;
}

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

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
    color: #333;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #ff6600;
}

.submit-btn {
    width: 100%;
    background-color: #ff6600;
    color: #fff;
    border: none;
    padding: 16px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.submit-btn:hover {
    background-color: #ff8533;
}

.footer {
    background-color: #000;
    color: #fff;
    padding: 80px 0 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 60px;
    margin-bottom: 60px;
}

.footer-left {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-logo-icon {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.footer-logo-text {
    font-size: 28px;
    font-weight: 800;
    color: #ff6600;
}

.footer-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 20px;
}

.footer-btn {
    width: fit-content;
    background-color: #ff6600;
    color: #fff;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.footer-btn:hover {
    background-color: #ff8533;
}

.footer-section-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
    color: #fff;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #ff6600;
}

.social-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 30px;
}

.social-link {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.social-link:hover {
    color: #ff6600;
}

.newsletter-form {
    display: flex;
    gap: 10px;
}

.newsletter-form input {
    flex: 1;
    padding: 10px 16px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    background-color: rgba(255, 255, 255, 0.1);
    color: #fff;
    font-size: 14px;
}

.newsletter-form input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.newsletter-form button {
    background-color: #ff6600;
    color: #fff;
    border: none;
    padding: 0 20px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.newsletter-form button:hover {
    background-color: #ff8533;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-info {
    flex: 1;
    min-width: 300px;
}

.company-name {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 8px;
}

.icp-info {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
}

.icp-info a {
    color: #ff6600;
    text-decoration: none;
    transition: color 0.3s ease;
}

.icp-info a:hover {
    color: #ff8533;
    text-decoration: underline;
}

.footer-copyright {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.4);
}

.footer-legal {
    display: flex;
    gap: 20px;
}

.footer-legal a {
    color: rgba(255, 255, 255, 0.4);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-legal a:hover {
    color: #ff6600;
}

/* 模态弹窗样式 */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
}

.modal-content {
    background: linear-gradient(135deg, #fff 0%, #f8f9fa 100%);
    margin: 15% auto;
    padding: 30px;
    border-radius: 20px;
    width: 90%;
    max-width: 400px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    animation: modalFadeIn 0.3s ease;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.modal-header h3 {
    font-size: 20px;
    font-weight: 700;
    color: #1a1a1a;
    margin: 0;
}

.close-btn {
    background: none;
    border: none;
    font-size: 24px;
    font-weight: bold;
    color: #666;
    cursor: pointer;
    transition: color 0.3s ease;
}

.close-btn:hover {
    color: #ff6600;
}

.modal-body {
    margin-bottom: 20px;
}

.contact-info {
    font-size: 16px;
    color: #333;
    margin-bottom: 12px;
    line-height: 1.5;
}

.phone-number, .contact-person {
    font-weight: 600;
    color: #ff6600;
}

.modal-footer {
    text-align: center;
}

.modal-footer .btn {
    min-width: 120px;
}

/* 成功弹窗样式 */
.success-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #4CAF50, #45a049);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: bold;
    margin: 0 auto 20px;
    animation: successPulse 0.6s ease;
}

@keyframes successPulse {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    50% {
        transform: scale(1.2);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.success-message {
    text-align: center;
    font-size: 16px;
    color: #333;
    line-height: 1.5;
    margin: 0;
}

@media (max-width: 1024px) {
    .contact-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .footer-left {
        align-items: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .contact-title {
        font-size: 36px;
    }
    
    .contact-form {
        padding: 30px 20px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero-title {
        font-size: 48px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    section {
        padding: 60px 0;
    }
}