/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Georgia', serif;
    line-height: 1.6;
    color: #333;
    background-color: #f9f9f9;
}

h1, h2, h3 {
    font-family: 'Arial', sans-serif;
    margin-bottom: 1rem;
}

/* Navigation */
header {
    background-color: #2c3e50;
    color: white;
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: bold;
}

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

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

.nav-links a {
    color: white;
    text-decoration: none;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #3498db;
}

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

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: white;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8rem 2rem 4rem;
    max-width: 1200px;
    margin: 0 auto;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 10px;
    margin-top: 2rem;
}

.hero-content {
    flex: 1;
    padding-right: 2rem;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease-out;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    animation: fadeInUp 1.2s ease-out;
}

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

.hero-image img {
    max-width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

/* Featured Book */
.featured-book {
    padding: 4rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.book-card {
    display: flex;
    align-items: center;
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    padding: 2rem;
    margin-top: 2rem;
    transition: transform 0.3s;
}

.book-card:hover {
    transform: translateY(-5px);
}

.book-cover {
    width: 150px;
    height: 200px;
    object-fit: cover;
    border-radius: 5px;
    margin-right: 2rem;
}

.book-info {
    flex: 1;
    text-align: left;
}

/* About Section */
.about {
    padding: 6rem 2rem 4rem;
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.author-photo {
    width: 200px;
    height: 200px;
    object-fit: cover;
    border-radius: 50%;
    margin: 2rem 0;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

/* Books Section */
.books {
    padding: 6rem 2rem 4rem;
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.books-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.books .book-card {
    flex-direction: column;
    text-align: center;
    padding: 1.5rem;
}

.books .book-cover {
    margin: 0 0 1rem 0;
}

/* Contact Section */
.contact {
    padding: 6rem 2rem 4rem;
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.contact-form input,
.contact-form textarea {
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: inherit;
}

.contact-form textarea {
    resize: vertical;
    min-height: 100px;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.social-link {
    color: #3498db;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border: 1px solid #3498db;
    border-radius: 5px;
    transition: background-color 0.3s;
}

.social-link:hover {
    background-color: #3498db;
    color: white;
}

/* Button Styles */
.btn {
    display: inline-block;
    background-color: #3498db;
    color: white;
    padding: 0.75rem 1.5rem;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s;
    border: none;
    cursor: pointer;
}

.btn:hover {
    background-color: #2980b9;
}

/* Footer */
footer {
    background-color: #2c3e50;
    color: white;
    text-align: center;
    padding: 1rem 0;
    margin-top: 4rem;
}

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

.fade-in {
    animation: fadeInUp 1s ease-out;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding: 6rem 1rem 2rem;
    }

    .hero-content {
        padding-right: 0;
        margin-bottom: 2rem;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: #2c3e50;
        padding: 1rem 0;
    }

    .nav-links.active {
        display: flex;
    }

    .hamburger {
        display: flex;
    }

    .book-card {
        flex-direction: column;
        text-align: center;
    }

    .book-cover {
        margin: 0 0 1rem 0;
    }

    .books-grid {
        grid-template-columns: 1fr;
    }
}