/* Book Landing Page - Neo Brutalism Style */

.book-landing-hero {
    background: linear-gradient(135deg, #8b5cf6 0%, #6366f1 100%);
    color: white;
    padding: 80px 20px 100px;
    position: relative;
    overflow: hidden;
}

.book-landing-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 10px,
        rgba(255,255,255,0.03) 10px,
        rgba(255,255,255,0.03) 20px
    );
    pointer-events: none;
}

.book-landing-container {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.book-promo-banner {
    background: #fbbf24;
    color: #000;
    padding: 16px 24px;
    border: 4px solid #000;
    box-shadow: 8px 8px 0 rgba(0,0,0,0.3);
    margin-bottom: 40px;
    font-weight: 600;
    text-align: center;
}

.book-promo-banner a {
    color: #000;
    text-decoration: underline;
}

.book-hero-content {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 60px;
    align-items: center;
}

.book-hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.1;
    margin: 0 0 16px 0;
    text-shadow: 4px 4px 0 rgba(0,0,0,0.2);
}

.book-hero-subtitle {
    font-size: 1.4rem;
    margin: 0 0 32px 0;
    opacity: 0.95;
}

.book-author-link {
    color: #fbbf24;
    text-decoration: none;
    font-weight: 700;
    border-bottom: 3px solid #fbbf24;
}

.book-hero-stats {
    display: flex;
    gap: 32px;
    margin-bottom: 40px;
}

.book-stat {
    display: flex;
    align-items: center;
    gap: 8px;
}

.book-stat-icon {
    font-size: 1.5rem;
}

.book-stat-value {
    font-size: 1.1rem;
    font-weight: 600;
}

.book-cta-section {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border: 4px solid rgba(255,255,255,0.2);
    padding: 32px;
    border-radius: 0;
}

.book-cta-button {
    background: #fbbf24;
    color: #000;
    border: 4px solid #000;
    padding: 20px 40px;
    font-size: 1.3rem;
    font-weight: 900;
    cursor: pointer;
    box-shadow: 8px 8px 0 rgba(0,0,0,0.3);
    transition: all 0.2s;
    width: 100%;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.book-cta-button:hover {
    transform: translate(2px, 2px);
    box-shadow: 6px 6px 0 rgba(0,0,0,0.3);
}

.book-cta-button:active {
    transform: translate(4px, 4px);
    box-shadow: 4px 4px 0 rgba(0,0,0,0.3);
}

.book-price-large {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.book-price-strike {
    text-decoration: line-through;
    font-size: 1rem;
    opacity: 0.7;
}

.book-price-promo {
    font-size: 2rem;
    font-weight: 900;
}

.book-price-label {
    font-size: 0.9rem;
    text-transform: none;
    font-weight: 600;
}

.book-premium-text {
    text-align: center;
    margin: 16px 0 0 0;
    font-size: 0.95rem;
}

.book-premium-text a {
    color: #fbbf24;
    font-weight: 700;
}

.book-alt-purchase {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 2px solid rgba(255,255,255,0.2);
}

.book-alt-title {
    font-size: 0.9rem;
    margin: 0 0 12px 0;
    opacity: 0.9;
}

.book-alt-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.book-alt-button {
    background: transparent;
    color: white;
    border: 3px solid white;
    padding: 12px 20px;
    font-weight: 700;
    text-decoration: none;
    text-align: center;
    transition: all 0.2s;
}

.book-alt-button:hover {
    background: white;
    color: #8b5cf6;
}

.book-hero-right {
    position: relative;
}

.book-cover-wrapper {
    position: relative;
    transform: rotate(-3deg);
    transition: transform 0.3s;
}

.book-cover-wrapper:hover {
    transform: rotate(0deg) scale(1.05);
}

.book-cover-image {
    width: 100%;
    height: auto;
    border: 6px solid #000;
    box-shadow: 20px 20px 0 rgba(0,0,0,0.3);
    display: block;
}

/* Sections */
.book-landing-section {
    padding: 80px 20px;
}

.book-section-light {
    background: #f8f9fa;
}

.book-section-title {
    font-size: 2.5rem;
    font-weight: 900;
    margin: 0 0 16px 0;
    color: #000;
}

.book-section-subtitle {
    font-size: 1.2rem;
    color: #666;
    margin: 0 0 40px 0;
}

.book-description-content {
    font-size: 1.15rem;
    line-height: 1.8;
    color: #333;
    max-width: 800px;
}

.book-description-content p {
    margin: 0 0 20px 0;
}

.book-description-content ul {
    margin: 20px 0;
    padding-left: 24px;
}

.book-description-content li {
    margin: 8px 0;
}

/* Chapters Grid */
.book-chapters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
}

.book-chapter-card {
    background: white;
    border: 4px solid #000;
    padding: 24px;
    box-shadow: 8px 8px 0 rgba(0,0,0,0.1);
    transition: all 0.3s;
}

.book-chapter-card:hover {
    transform: translate(-4px, -4px);
    box-shadow: 12px 12px 0 rgba(0,0,0,0.1);
}

.book-chapter-header {
    margin-bottom: 16px;
}

.book-chapter-number {
    display: inline-block;
    background: #8b5cf6;
    color: white;
    padding: 4px 12px;
    font-size: 0.85rem;
    font-weight: 700;
    border: 2px solid #000;
    margin-bottom: 12px;
}

.book-chapter-title {
    font-size: 1.3rem;
    font-weight: 800;
    margin: 0;
    color: #000;
}

.book-chapter-topics {
    list-style: none;
    padding: 0;
    margin: 0;
}

.book-chapter-topics li {
    padding: 6px 0;
    color: #555;
    font-size: 0.95rem;
}

.book-chapter-more {
    color: #8b5cf6;
    font-weight: 700;
    font-style: italic;
}

/* Final CTA */
.book-section-cta {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
}

.book-cta-container {
    text-align: center;
    max-width: 700px;
}

.book-cta-title {
    font-size: 3rem;
    font-weight: 900;
    margin: 0 0 16px 0;
    text-shadow: 4px 4px 0 rgba(0,0,0,0.2);
}

.book-cta-subtitle {
    font-size: 1.3rem;
    margin: 0 0 40px 0;
    opacity: 0.95;
}

.book-cta-button-large {
    font-size: 1.5rem;
    padding: 24px 48px;
}

/* Responsive */
@media (max-width: 968px) {
    .book-hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .book-hero-right {
        max-width: 400px;
        margin: 0 auto;
    }
    
    .book-hero-title {
        font-size: 2.5rem;
    }
    
    .book-chapters-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .book-landing-hero {
        padding: 40px 20px 60px;
    }
    
    .book-hero-title {
        font-size: 2rem;
    }
    
    .book-hero-subtitle {
        font-size: 1.1rem;
    }
    
    .book-hero-stats {
        flex-direction: column;
        gap: 16px;
    }
    
    .book-cta-button {
        font-size: 1rem;
        padding: 16px 24px;
    }
    
    .book-section-title {
        font-size: 1.8rem;
    }
    
    .book-cta-title {
        font-size: 2rem;
    }
    
    .book-cta-button-large {
        font-size: 1.1rem;
        padding: 18px 32px;
    }
}