/* ---------- CSS Variables & Setup ---------- */
:root {
    /* Color Palette */
    --clr-cream: #FAF6F0;
    --clr-blush: #F4E3E3;
    --clr-muted-rose: #D9A0A0;
    --clr-warm-beige: #E6D5C3;
    --clr-gold: #C5A880;
    --clr-dark-brown: #3E312E;
    --clr-text-body: #5C4F4D;
    --clr-white: #FFFFFF;

    /* Typography */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Outfit', sans-serif;

    /* Transitions */
    --transition-fast: 0.3s ease;
    --transition-slow: 0.6s ease;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;
}

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

body {
    font-family: var(--font-body);
    color: var(--clr-text-body);
    background-color: var(--clr-cream);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--clr-dark-brown);
    font-weight: 500;
}

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

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

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

/* ---------- Typography Utility ---------- */
.text-center { text-align: center; }
.section-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background-color: var(--clr-gold);
}

.section-spacing {
    padding: var(--spacing-xl) 0;
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ---------- Components ---------- */
.btn {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-weight: 500;
    font-family: var(--font-body);
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    line-height: 1;
}

.btn-primary {
    background-color: var(--clr-dark-brown);
    color: var(--clr-white);
    box-shadow: 0 4px 15px rgba(62, 49, 46, 0.2);
}

.btn-primary:hover {
    background-color: var(--clr-gold);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(197, 168, 128, 0.3);
    color: var(--clr-white);
}

.btn-sm {
    padding: 0.6rem 1.5rem;
    font-size: 0.9rem;
}

.btn-secondary {
    background-color: transparent;
    color: var(--clr-dark-brown);
    border: 2px solid var(--clr-dark-brown);
}

.btn-secondary:hover {
    background-color: var(--clr-dark-brown);
    color: var(--clr-white);
    transform: translateY(-2px);
}

/* ---------- Layout/Navigation ---------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 0;
    z-index: 1000;
    transition: all var(--transition-fast);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(250, 246, 240, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    box-shadow: 0 2px 15px rgba(0,0,0,0.05);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    font-style: italic;
    color: var(--clr-dark-brown);
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 400;
}

.nav-links a:hover {
    color: var(--clr-muted-rose);
}

/* ---------- Hero Section ---------- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px; /* offset navbar */
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(135deg, var(--clr-cream) 0%, var(--clr-blush) 100%);
    z-index: -2;
}

.hero-bg::after {
    content: '';
    position: absolute;
    top: -50%; left: -50%; width: 200%; height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.4) 0%, transparent 60%);
    animation: slow-drift 20s infinite alternate;
    z-index: -1;
}

@keyframes slow-drift {
    0% { transform: translate(0, 0); }
    100% { transform: translate(5%, 5%); }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.hero-title {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: var(--spacing-sm);
    color: var(--clr-dark-brown);
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    color: var(--clr-text-body);
    font-weight: 300;
}

.hero-ctas {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.hero-image {
    display: flex;
    justify-content: center;
    perspective: 1000px;
}

.hero-book-image {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 20px 50px rgba(62, 49, 46, 0.2);
    transition: transform var(--transition-slow);
}

.hero-book-image:hover {
    transform: translateY(-10px);
}

/* ---------- About Section ---------- */
.about {
    background-color: var(--clr-white);
    position: relative;
}

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

.lead-text {
    font-size: 1.3rem;
    font-family: var(--font-heading);
    font-style: italic;
    color: var(--clr-muted-rose);
    margin-bottom: var(--spacing-sm);
}

.about-body {
    margin-bottom: var(--spacing-sm);
    font-size: 1.05rem;
}

.themes {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    margin-top: var(--spacing-md);
}

.theme-tag {
    background-color: var(--clr-cream);
    padding: 0.5rem 1.2rem;
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--clr-dark-brown);
    border: 1px solid var(--clr-warm-beige);
    transition: all var(--transition-fast);
}

.theme-tag:hover {
    background-color: var(--clr-blush);
    transform: translateY(-2px);
}

/* ---------- Reviews Section ---------- */
.reviews {
    background-color: var(--clr-blush);
    position: relative;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.review-card {
    background: var(--clr-white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.03);
    transition: transform var(--transition-fast);
}

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

.stars {
    color: var(--clr-gold);
    font-size: 1.2rem;
    margin-bottom: 1rem;
    letter-spacing: 2px;
}

.review-text {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--clr-text-body);
    margin-bottom: 1rem;
}

.reviewer {
    font-weight: 600;
    font-family: var(--font-heading);
    color: var(--clr-dark-brown);
}

/* ---------- Book Clubs & Author Sections ---------- */
.book-club-content, .author-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.features-list {
    list-style: none;
    margin-top: 1.5rem;
    text-align: left;
}

.features-list li {
    margin-bottom: 1rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    font-size: 1.05rem;
}

.features-list li span {
    color: var(--clr-gold);
    font-size: 1.2rem;
}

.book-club-photo {
    width: 100%;
    height: 400px;
    border-radius: 15px;
    object-fit: cover;
    box-shadow: 0 15px 40px rgba(62, 49, 46, 0.1);
    transition: transform var(--transition-slow);
}

.book-club-photo:hover {
    transform: scale(1.02);
}

.author {
    background-color: var(--clr-cream);
    padding-bottom: var(--spacing-md) !important; /* Reduced bottom padding to tighten space above next section */
}

.author-content {
    background: var(--clr-white);
    padding: var(--spacing-lg);
    border-radius: 20px;
    box-shadow: 0 15px 50px rgba(62, 49, 46, 0.05);
}

.author-photo {
    width: 320px;
    height: 320px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto;
    box-shadow: 0 15px 35px rgba(62, 49, 46, 0.15);
    border: 5px solid var(--clr-white);
    display: block;
}

.author-text {
    text-align: left;
}

/* ---------- Purchase & Newsletter ---------- */
.purchase-newsletter {
    background: linear-gradient(to bottom, var(--clr-cream), var(--clr-blush));
    padding: var(--spacing-md) 0 !important; /* Significantly reduced padding */
}

.purchase-box {
    margin-bottom: var(--spacing-md); /* Reduced margin-bottom */
}

.cta-group {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: var(--spacing-md);
}

.btn-large {
    padding: 1.2rem 3rem;
    font-size: 1.1rem;
}

.newsletter-box {
    max-width: 600px;
    margin: 0 auto;
    background: var(--clr-white);
    padding: 3rem;
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.04);
}

.newsletter-box h3 {
    font-family: var(--font-heading);
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: var(--clr-dark-brown);
}

.newsletter-box p {
    margin-bottom: 1.5rem;
    color: var(--clr-text-body);
}

.newsletter-form {
    display: flex;
    gap: 0.5rem;
}

.newsletter-form input {
    flex: 1;
    padding: 1rem 1.5rem;
    border: 1px solid var(--clr-warm-beige);
    border-radius: 50px;
    font-family: var(--font-body);
    font-size: 1rem;
    outline: none;
    transition: border-color var(--transition-fast);
}

.newsletter-form input:focus {
    border-color: var(--clr-muted-rose);
}

/* ---------- Footer ---------- */
.footer {
    background-color: var(--clr-dark-brown);
    color: var(--clr-warm-beige);
    padding: var(--spacing-md) 0 2rem 0; /* Reduced top padding */
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr auto auto;
    gap: 4rem;
    margin-bottom: var(--spacing-lg);
}

.footer-brand h3 {
    color: var(--clr-cream);
    margin-bottom: 0.5rem;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(230, 213, 195, 0.2);
    font-size: 0.9rem;
}

/* ---------- Media Queries ---------- */
@media (max-width: 768px) {
    .nav-links {
        display: none; /* Hide on mobile for now */
    }
    
    .hero-content, .book-club-content, .author-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-md);
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-image {
        order: -1; /* Book on top on mobile */
    }

    .features-list li {
        text-align: left;
    }

    .author-content {
        padding: var(--spacing-md);
    }

    .author-text {
        text-align: center;
    }
    
    .newsletter-form {
        flex-direction: column;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
}