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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

/* Color Palette */
:root {
    --taihu-blue: #3498db;
    --light-blue: #74b9ff;
    --white: #ffffff;
    --light-gray: #f0f2f5;
    --medium-gray: #e0e0e0;
    --dark-gray: #333333;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--taihu-blue);
    text-decoration: none;
}

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

.nav-links li {
    margin-left: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--dark-gray);
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--taihu-blue);
}

/* Hero Banner */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('https://trae-api-cn.mchost.guru/api/ide/v1/text_to_image?prompt=Wuxi%20Taihu%20Lake%20scenery%20with%20traditional%20Chinese%20architecture%2C%20ink%20painting%20style%2C%20misty%20atmosphere&image_size=landscape_16_9');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    margin-top: 0;
}

.hero-content {
    max-width: 800px;
    padding: 2rem;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.btn {
    display: inline-block;
    padding: 1rem 2rem;
    background-color: var(--taihu-blue);
    color: var(--white);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn:hover {
    background-color: var(--light-blue);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(52, 152, 219, 0.4);
}

/* Section Styles */
.section {
    padding: 5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 2.5rem;
    color: var(--dark-gray);
    margin-bottom: 1rem;
    position: relative;
}

.section-title h2::after {
    content: '';
    display: block;
    width: 100px;
    height: 4px;
    background-color: var(--taihu-blue);
    margin: 1rem auto;
    border-radius: 2px;
}

.section-title p {
    font-size: 1.1rem;
    color: #666;
    max-width: 700px;
    margin: 0 auto;
}

/* City Introduction */
.city-intro {
    display: flex;
    align-items: center;
    gap: 3rem;
    margin-bottom: 4rem;
}

.intro-content {
    flex: 1;
}

.intro-image {
    flex: 1;
}

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

.intro-content h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--dark-gray);
}

.intro-content p {
    margin-bottom: 1.5rem;
    color: #666;
}

/* Attractions Grid */
.attractions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.attraction-card {
    background-color: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.attraction-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.attraction-image {
    height: 200px;
    overflow: hidden;
}

.attraction-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.attraction-content {
    padding: 1.5rem;
}

.attraction-content h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--dark-gray);
}

.attraction-content p {
    color: #666;
    margin-bottom: 1.5rem;
}

.attraction-link {
    color: var(--taihu-blue);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.attraction-link:hover {
    color: var(--light-blue);
}

/* Culture Section */
.culture-section {
    background-color: var(--light-gray);
    margin: 3rem 0;
    padding: 5rem 2rem;
}

.culture-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

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

.culture-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.culture-icon {
    width: 80px;
    height: 80px;
    background-color: var(--light-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: var(--white);
}

.culture-item h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--dark-gray);
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--dark-gray);
}

.service-card p {
    color: #666;
    margin-bottom: 1.5rem;
}

/* Contact Section */
.contact-section {
    background-color: var(--light-gray);
    margin: 3rem 0;
    padding: 5rem 2rem;
}

.contact-container {
    display: flex;
    gap: 3rem;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info {
    flex: 1;
}

.contact-form {
    flex: 1;
    background-color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.contact-info h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--dark-gray);
}

.contact-info p {
    margin-bottom: 1rem;
    color: #666;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--dark-gray);
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--medium-gray);
    border-radius: 5px;
    font-size: 1rem;
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

/* Footer */
.footer {
    background-color: var(--dark-gray);
    color: var(--white);
    padding: 3rem 2rem 1rem;
}

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

.footer-section h4 {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    color: var(--light-blue);
}

.footer-section p,
.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    margin-bottom: 0.5rem;
    display: block;
}

.footer-section a:hover {
    color: var(--light-blue);
}

.footer-bottom {
    text-align: center;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar-container {
        padding: 1rem;
    }
    
    .nav-links {
        display: none;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .section {
        padding: 3rem 1rem;
    }
    
    .city-intro {
        flex-direction: column;
        text-align: center;
    }
    
    .contact-container {
        flex-direction: column;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.8s ease forwards;
}

/* Scroll Behavior */
html {
    scroll-behavior: smooth;
}