/* book-insights.css - Dedicated styles for Book Insights page */

:root {
    --book-accent: #4361ee;
    --book-accent-light: #4cc9f0;
    --quote-bg: rgba(67, 97, 238, 0.1);
    --quote-border: rgba(67, 97, 238, 0.3);
}

/* Book Insights Specific Styles */
.book-insights-header {
    background: linear-gradient(135deg, rgba(15, 15, 15, 0.95), rgba(10, 10, 10, 0.95));
    position: relative;
    overflow: hidden;
}

.book-insights-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at top right, rgba(67, 97, 238, 0.1), transparent 60%);
    z-index: 0;
}

.book-insights-header h1 {
    background: linear-gradient(90deg, var(--book-accent), var(--book-accent-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.book-insights-container {
    background-color: var(--bg-dark);
    min-height: 100vh;
}

/* Book Card Styling */
.book-card {
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    cursor: pointer;
    border: 1px solid var(--border-color);
    height: 100%;
    position: relative;
}

.book-card:hover {
    transform: translateY(-15px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(67, 97, 238, 0.3);
}

.book-card .book-cover {
    position: relative;
    height: 280px;
    overflow: hidden;
    background: linear-gradient(135deg, var(--book-accent), var(--book-accent-light));
    display: flex;
    align-items: center;
    justify-content: center;
}

.book-card .book-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
    transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.book-card:hover .book-cover img {
    transform: scale(1.05);
}

.book-cover-image {
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

/* Fallback for when image fails to load */
.book-cover-image[alt]:after {
    content: attr(alt);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    text-align: center;
    font-size: 0.9rem;
    padding: 10px;
    background: rgba(0, 0, 0, 0.7);
    border-radius: 6px;
    display: none;
}

.book-cover-image:not([src]), 
.book-cover-image[src=""], 
.book-cover-image[src*="placeholder"] {
    display: none;
}

.book-cover-image:not([src])::after, 
.book-cover-image[src=""]::after {
    display: block;
}

.book-card .book-cover .book-icon {
    font-size: 4rem;
    color: white;
    opacity: 0.8;
    transition: all var(--transition-normal);
}

.book-card:hover .book-cover .book-icon {
    transform: scale(1.1) rotate(5deg);
    opacity: 1;
}

.book-rating {
    position: absolute;
    top: 15px;
    right: 15px;
    background: linear-gradient(135deg, var(--book-accent), var(--book-accent-light));
    color: white;
    padding: 8px 12px;
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    font-weight: 600;
    box-shadow: var(--shadow-sm);
    z-index: 2;
    opacity: 0;
    transform: translateY(-10px);
    transition: all var(--transition-normal);
}

.book-card:hover .book-rating {
    opacity: 1;
    transform: translateY(0);
}

.book-content {
    padding: var(--space-md);
}

.book-content h3 {
    font-size: 1.3rem;
    margin-bottom: 8px;
    line-height: 1.4;
    color: var(--text-light);
    transition: all var(--transition-normal);
}

.book-card:hover .book-content h3 {
    color: var(--book-accent-light);
}

.book-author {
    color: var(--book-accent-light);
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 10px;
    font-style: italic;
}

.book-content p {
    color: var(--text-muted);
    margin-bottom: var(--space-sm);
    font-size: 0.95rem;
    line-height: 1.6;
}

.book-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    margin-top: 15px;
    gap: 10px;
}

.book-tag {
    background-color: var(--quote-bg);
    color: var(--book-accent-light);
    font-size: 0.8rem;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    border: 1px solid var(--quote-border);
    transition: all var(--transition-normal);
    font-weight: 500;
}

.book-tag:hover {
    background-color: var(--book-accent);
    color: white;
    transform: translateY(-2px);
}

.read-status {
    margin-left: auto;
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}

.read-status.completed {
    color: var(--success);
}

.read-status.reading {
    color: var(--book-accent-light);
}

/* Filter buttons specific to book insights */
.book-filter {
    background: transparent;
    color: var(--text-muted);
    padding: 8px 20px;
    margin: 0 5px 10px;
    border-radius: var(--radius-full);
    transition: all var(--transition-normal);
    border: 1px solid rgba(67, 97, 238, 0.2);
    font-weight: 500;
}

.book-filter:hover, .book-filter.active {
    background: linear-gradient(135deg, var(--book-accent), var(--book-accent-light));
    color: white;
    transform: translateY(-2px);
    border-color: var(--book-accent);
    box-shadow: 0 5px 15px rgba(67, 97, 238, 0.3);
}

/* Reading progress indicator */
.reading-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--book-accent), var(--book-accent-light));
    transition: width 0.3s ease;
    opacity: 0;
}

.book-card:hover .reading-progress {
    opacity: 1;
}

.book-card[data-progress="100"] .reading-progress {
    width: 100%;
}

.book-card[data-progress="75"] .reading-progress {
    width: 75%;
}

.book-card[data-progress="50"] .reading-progress {
    width: 50%;
}

.book-card[data-progress="25"] .reading-progress {
    width: 25%;
}

/* Coming soon card */
.book-card.coming-soon {
    opacity: 0.7;
    cursor: default;
}

.book-card.coming-soon:hover {
    transform: none;
    box-shadow: var(--shadow-sm);
    border-color: var(--border-color);
}

.book-card.coming-soon .book-cover {
    background: rgba(67, 97, 238, 0.1) !important;
}

/* Animation classes for filtering */
.book-card.coming-soon {
    opacity: 0.7;
    cursor: default;
}

.book-card.coming-soon:hover {
    transform: none;
    box-shadow: var(--shadow-sm);
    border-color: var(--border-color);
}

/* Search styling specific to book insights */
.book-insights-container .blog-search .form-control {
    border-color: rgba(67, 97, 238, 0.2);
}

.book-insights-container .blog-search .form-control:focus {
    border-color: var(--book-accent);
    box-shadow: 0 0 0 0.2rem rgba(67, 97, 238, 0.25);
}

.book-insights-container .blog-search .btn-primary {
    background: linear-gradient(135deg, var(--book-accent), var(--book-accent-light));
    border-color: var(--book-accent);
}

.book-insights-container .blog-search .btn-primary:hover {
    background: linear-gradient(135deg, #3a56d4, var(--book-accent));
    transform: translateY(-2px);
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: var(--space-xl) var(--space-md);
    color: var(--text-muted);
}

.empty-state i {
    font-size: 4rem;
    color: var(--book-accent);
    margin-bottom: var(--space-md);
    opacity: 0.5;
}

.empty-state h3 {
    color: var(--text-light);
    margin-bottom: 15px;
}

/* Book grid layout */
.book-grid {
    display: flex;
    flex-wrap: wrap;
}
.book-card {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.3s ease;
}

.book-card.filtering-out {
    opacity: 0;
    transform: translateY(20px);
}

/* Mobile responsiveness */
/* Mobile responsiveness */
@media (max-width: 768px) {
    .book-card .book-cover {
        height: 220px;
    }
    
    .book-content {
        padding: 20px;
    }
    
    .book-content h3 {
        font-size: 1.2rem;
    }
    
    .book-author {
        font-size: 0.9rem;
    }
    
    .book-filter {
        padding: 6px 15px;
        margin: 0 3px 8px;
        font-size: 0.85rem;
    }
}

@media (max-width: 576px) {
    .book-insights-header h1 {
        font-size: 2rem;
    }
    
    .book-content {
        padding: 15px;
    }
    
    .book-content h3 {
        font-size: 1.1rem;
    }
    
    .book-meta {
        gap: 8px;
    }
    
    .book-tag {
        font-size: 0.75rem;
        padding: 3px 8px;
    }
    
    .read-status {
        font-size: 0.8rem;
        margin-left: 0;
        margin-top: 5px;
        width: 100%;
    }
}

/* Loading states */
.book-card.loading {
    pointer-events: none;
    opacity: 0.6;
}

.book-card.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--book-accent);
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Accessibility improvements */
.book-card:focus {
    outline: 2px solid var(--book-accent);
    outline-offset: 2px;
}

.book-filter:focus {
    outline: 2px solid var(--book-accent);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .book-card {
        border: 2px solid var(--text-light);
    }
    
    .book-tag {
        border: 2px solid var(--book-accent);
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .book-card,
    .book-filter,
    .stat-item,
    .book-cover img,
    .book-icon,
    .book-rating,
    .reading-progress {
        transition: none;
    }
    
    .book-card:hover {
        transform: none;
    }
    
    .stat-item:hover {
        transform: none;
    }
}