/* ===================================
   CSS Variables & Reset
   =================================== */
:root {
    --color-primary: #1a2332;
    --color-secondary: #c9a961;
    --color-accent: #8b3a3a;
    --color-text: #2c3e50;
    --color-text-light: #6c757d;
    --color-background: #faf8f5;
    --color-white: #ffffff;
    --color-border: #e0ddd8;
    
    --font-serif: 'Georgia', 'Times New Roman', serif;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    --transition: all 0.3s ease;
}

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

body {
    font-family: var(--font-sans);
    font-size: 18px;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-background);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--color-secondary);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===================================
   Header & Navigation
   =================================== */
.site-header {
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.nav-menu a {
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-text);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: var(--transition);
}

.nav-menu a:hover,
.nav-menu a.active {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--color-primary);
    transition: var(--transition);
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, #2c3e50 100%);
    color: var(--color-white);
    padding: var(--spacing-xl) var(--spacing-md);
    text-align: center;
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.hero-title {
    font-family: var(--font-serif);
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -1px;
}

.hero-tagline {
    font-size: 1.5rem;
    font-weight: 300;
    margin-bottom: var(--spacing-md);
    color: var(--color-secondary);
}

.hero-description {
    font-size: 1.2rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

/* ===================================
   Buttons
   =================================== */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--color-secondary);
    color: var(--color-primary);
}

.btn-primary:hover {
    background-color: #d4b56f;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(201, 169, 97, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

.btn-secondary:hover {
    background-color: var(--color-white);
    color: var(--color-primary);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-outline:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

/* ===================================
   Section Styles
   =================================== */
.section-title {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.section-cta {
    text-align: center;
    margin-top: var(--spacing-lg);
}

/* ===================================
   About Section
   =================================== */
.about-section {
    padding: var(--spacing-xl) var(--spacing-md);
    background-color: var(--color-white);
}

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

.about-text p {
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
}

.about-statement {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    color: var(--color-accent);
    text-align: center;
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    border-left: 4px solid var(--color-secondary);
    background-color: var(--color-background);
}

/* ===================================
   Featured Books Section
   =================================== */
.featured-books {
    padding: var(--spacing-xl) var(--spacing-md);
    background-color: var(--color-background);
}

.books-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.book-card {
    background-color: var(--color-white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: var(--transition);
}

.book-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.15);
}

.book-cover {
    width: 100%;
    height: 400px;
    background-color: var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

/* Book Cover with Placeholder Styling */
.book-cover {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, #1a2332 0%, #2c3e50 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

.book-cover::before {
    content: '📚';
    font-size: 4rem;
    position: absolute;
    opacity: 0.3;
}

.book-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Different colors for each book type */
.book-card:nth-child(1) .book-cover {
    background: linear-gradient(135deg, #8b3a3a 0%, #a64949 100%);
}

.book-card:nth-child(2) .book-cover {
    background: linear-gradient(135deg, #1a2332 0%, #2c3e50 100%);
}

.book-card:nth-child(3) .book-cover {
    background: linear-gradient(135deg, #c9a961 0%, #d4b56f 100%);
}

/* Continue with .book-info below... */
.book-info {
    padding: var(--spacing-md);
}


/* ===================================
   Featured Books Section
   =================================== */
.featured-books {
    padding: var(--spacing-xl) var(--spacing-md);
    background-color: var(--color-background);
}

.books-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.book-card {
    background-color: var(--color-white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: var(--transition);
}

.book-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.15);
}

.book-cover {
    width: 100%;
    height: 400px;
    background-color: var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.book-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 👇 ADD THE NEW CODE HERE! 👇 */

.book-info {
    padding: var(--spacing-md);
}

.book-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.book-category {
    font-size: 0.9rem;
    color: var(--color-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-sm);
}

.book-excerpt {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
}

.book-link {
    color: var(--color-accent);
    font-weight: 600;
}

.book-link:hover {
    color: var(--color-primary);
}

/* ===================================
   Latest Essays Section
   =================================== */
.latest-essays {
    padding: var(--spacing-xl) var(--spacing-md);
    background-color: var(--color-white);
}

.essays-list {
    max-width: 900px;
    margin: 0 auto var(--spacing-lg);
}

.essay-preview {
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--color-border);
}

.essay-preview:last-child {
    border-bottom: none;
}

.essay-meta {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
}

.essay-category {
    font-size: 0.85rem;
    color: var(--color-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.essay-date {
    font-size: 0.85rem;
    color: var(--color-text-light);
}

.essay-title {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    margin-bottom: var(--spacing-sm);
}

.essay-title a {
    color: var(--color-primary);
}

.essay-title a:hover {
    color: var(--color-accent);
}

.essay-excerpt {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
}

.essay-link {
    color: var(--color-accent);
    font-weight: 600;
}

/* ===================================
   Newsletter Section
   =================================== */
.newsletter-section {
    padding: var(--spacing-xl) var(--spacing-md);
    background: linear-gradient(135deg, var(--color-primary) 0%, #2c3e50 100%);
    color: var(--color-white);
}

.newsletter-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.newsletter-title {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.newsletter-description {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
}

.newsletter-form {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    justify-content: center;
}

.newsletter-input {
    flex: 1;
    min-width: 250px;
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
    border: 2px solid var(--color-white);
    border-radius: 4px;
    background-color: rgba(255,255,255,0.1);
    color: var(--color-white);
}

.newsletter-input::placeholder {
    color: rgba(255,255,255,0.7);
}

.newsletter-input:focus {
    outline: none;
    background-color: rgba(255,255,255,0.2);
}

/* ===================================
   Footer
   =================================== */
.site-footer {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-xl) var(--spacing-md) var(--spacing-md);
}

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

.footer-info h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.footer-links h4,
.footer-contact h4 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-secondary);
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a,
.footer-contact a {
    color: rgba(255,255,255,0.8);
    transition: var(--transition);
}

.footer-links a:hover,
.footer-contact a:hover {
    color: var(--color-secondary);
}

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

/* ===================================
   Mobile Responsive Design
   =================================== */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-tagline {
        font-size: 1.2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .books-grid {
        grid-template-columns: 1fr;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .newsletter-input {
        min-width: 100%;
    }
    
    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero {
        padding: var(--spacing-lg) var(--spacing-sm);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .about-section,
    .featured-books,
    .latest-essays,
    .newsletter-section {
        padding: var(--spacing-lg) var(--spacing-sm);
    }
}
/* ===================================
   Mobile Menu Styles
   =================================== */

/* Mobile Menu Toggle Animation */
.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Mobile Menu Styles */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--color-white);
        flex-direction: column;
        padding: var(--spacing-md);
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        z-index: 999;
    }
    
    .nav-menu.mobile-menu-open {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-menu li {
        margin: 0.5rem 0;
    }
    
    .nav-menu a {
        display: block;
        padding: 1rem;
        text-align: center;
        border-radius: 8px;
        font-size: 1.1rem;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    /* Prevent body scroll when menu is open */
    body.menu-open {
        overflow: hidden;
    }
}

/* Form Message Styles */
.form-message {
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 4px;
    font-size: 0.9rem;
    text-align: center;
}

.form-message--success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-message--error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Enhanced Header Shadow on Scroll */
.site-header.scrolled {
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

/* Enhanced Book Card Transitions */
.book-card {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}