:root {
    --primary: #4a3b32;
    --accent: #e0aa3e;
    --dark: #1f1b18;
    --light: #f9f7f1;
}

body {
    font-family: Georgia, "Times New Roman", Times, serif;
    margin: 0;
    line-height: 1.6;
    color: var(--light);
    background-color: var(--dark);
}

.container { width: 80%; margin: auto; padding: 2rem 0; }
.text-center { text-align: center; }

nav {
    display: flex; justify-content: space-between; align-items: center;
    padding: 1rem 5%; background: rgba(31, 27, 24, 0.95);
    position: fixed; width: 90%; z-index: 1000;
    top: 0; left: 0; right: 0; /* Ensure full width stretch properly */
    width: 100%; box-sizing: border-box; /* Fix width issues */
}

.logo { z-index: 1001; font-weight: bold; font-size: 1.2rem; }

.nav-links { display: flex; list-style: none; padding: 0; margin: 0; }
.nav-links li { display: flex; align-items: center; }
.nav-links li:not(:last-child)::after {
    content: ''; display: block; width: 1px; height: 14px; background: rgba(255,255,255,0.3); margin-left: 20px;
}
.nav-links li a { color: white; text-decoration: none; margin-left: 20px; font-weight: bold; transition: color 0.3s; }
.nav-links li a:hover { color: var(--accent); }

/* Hamburger Menu Styles */
.nav-toggle { display: none; }
.nav-toggle-label { display: none; cursor: pointer; z-index: 1001; }
.nav-toggle-label span,
.nav-toggle-label span::before,
.nav-toggle-label span::after {
    display: block; background: white; height: 3px; width: 25px;
    position: relative; transition: all 0.3s ease-in-out; border-radius: 2px;
}
.nav-toggle-label span::before,
.nav-toggle-label span::after { content: ''; position: absolute; }
.nav-toggle-label span::before { bottom: 8px; }
.nav-toggle-label span::after { top: 8px; }

header {
    height: 100vh;
    background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.4)), url('hero.webp') center/cover;
    display: flex; align-items: center; justify-content: center; text-align: center;
    padding: 0 1rem; /* Add padding for small screens */
}

.hero-content {
    text-shadow: 0 2px 10px rgba(0,0,0,0.8);
}

h1 { 
    font-family: Georgia, "Times New Roman", Times, serif; 
    font-size: 4.5rem; 
    margin-bottom: 0.5rem; 
    line-height: 1.1; 
    color: white;
}

.hero-content p {
    font-size: 1.5rem;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 3px;
    font-weight: bold;
}

.book-section { padding: 4rem 0; }
.alternate { background-color: #26201c; color: #e6e0d4; }

.book-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 4rem; align-items: center; }

.book-img {
    height: auto; width: 100%; max-width: 280px; /* Fluid width with max limit */
    border-radius: 5px; box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    display: block; margin: auto; /* Center on mobile */
}

/* ... existing styles ... */

/* Mobile Optimization */
@media (max-width: 768px) {
    .container { width: 90%; }
    
    h1 { font-size: 2.5rem; }
    
    .nav-toggle-label { display: block; }
    
    .nav-links {
        position: fixed; top: 0; left: 0; height: 100vh; width: 100%;
        background: rgba(31, 27, 24, 0.98);
        flex-direction: column; align-items: center; justify-content: center;
        transform: scale(1, 0); transform-origin: top; transition: transform 0.3s ease-in-out;
        opacity: 0;
    }
    
    .nav-links li { margin: 1.5rem 0; display: block; }
    .nav-links li:not(:last-child)::after { display: none; }
    .nav-links li a { margin: 0; font-size: 1.2rem; }
    
    .nav-toggle:checked ~ .nav-links { transform: scale(1, 1); opacity: 1; }
    
    /* Hamburger Animation */
    .nav-toggle:checked ~ .nav-toggle-label span { background: transparent; }
    .nav-toggle:checked ~ .nav-toggle-label span::before { bottom: 0; transform: rotate(45deg); }
    .nav-toggle:checked ~ .nav-toggle-label span::after { top: 0; transform: rotate(-45deg); }
    
    .book-grid { grid-template-columns: 1fr; gap: 2rem; text-align: center; }
    .book-cover { order: -1; } /* Cover always on top */
    
    .footer-grid { grid-template-columns: 1fr; text-align: center; }
}

.badge {
    background: #556b2f; padding: 5px 15px; border-radius: 20px;
    font-size: 0.8rem; text-transform: uppercase;
}
.badge.yellow { background: var(--accent); color: #1f1b18; }

.sequel-notice {
    margin-top: 2rem; padding: 1rem; border-left: 4px solid var(--accent); background: rgba(224, 170, 62, 0.1);
}

.shop-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 1rem; margin-top: 2rem; }
.shop-btn {
    padding: 1rem 2rem; border: 2px solid var(--accent); color: var(--accent);
    text-decoration: none; transition: 0.3s;
}
.shop-btn:hover { background: var(--accent); color: #1f1b18; }

footer { background: #110f0e; padding: 3rem 5%; font-size: 0.9rem; }
.footer-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.copyright { text-align: center; margin-top: 2rem; opacity: 0.5; }