/* Recommendation System Styles */

/* Common recommendation styles */
.recommendations-sidebar,
.recommendations-results {
    margin: 2rem 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

.recommendations-header {
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid #e1e5e9;
}

.recommendations-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #2d3748 !important;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.recommendations-header h3 i {
    color: #6366f1 !important;
    font-size: 1.1rem;
}

/* Loading state */
.recommendations-loading {
    text-align: center;
    padding: 2rem;
    color: #64748b;
}

.loading-spinner {
    width: 24px;
    height: 24px;
    border: 2px solid #e2e8f0;
    border-top: 2px solid #6366f1;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Recommendation grid */
.recommendations-grid {
    display: grid;
    gap: 1rem;
    grid-template-columns: 1fr;
}

/* Sidebar recommendations (less prominent) */
.recommendations-sidebar .recommendations-grid {
    grid-template-columns: 1fr;
}

/* Results page recommendations (more prominent) */
.recommendations-results {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
    border-radius: 16px;
    padding: 2rem;
    margin: 3rem 0;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.recommendations-results .recommendations-header {
    border-bottom: 2px solid rgba(255, 255, 255, 0.2);
}

.recommendations-results .recommendations-header h3 {
    color: white !important;
    font-size: 1.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    font-weight: 700;
    letter-spacing: 0.5px;
}

.recommendations-results .recommendations-header h3 i {
    color: white !important;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.recommendations-results .recommendations-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Recommendation card */
.recommendation-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.recommendation-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.recommendation-image {
    position: relative;
    width: 100%;
    height: 140px;
    overflow: hidden;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.recommendation-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.recommendation-card:hover .recommendation-image img {
    transform: scale(1.05);
}

.recommendation-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    font-size: 2rem;
}

.recommendation-type-badge {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    backdrop-filter: blur(8px);
    background: rgba(0, 0, 0, 0.7);
    color: white;
}

.trivia-badge {
    background: rgba(59, 130, 246, 0.9);
}

.quiz-badge {
    background: rgba(16, 185, 129, 0.9);
}

.slideshow-badge {
    background: rgba(245, 101, 101, 0.9);
}

.recommendation-content {
    padding: 1rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.recommendation-title {
    font-size: 1rem;
    font-weight: 600;
    color: #1f2937;
    margin: 0 0 0.5rem 0;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.recommendation-description {
    font-size: 0.875rem;
    color: #6b7280;
    margin: 0 0 0.75rem 0;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}

.recommendation-meta {
    display: none; /* Hide the meta information completely */
}

/* Ensure headers are visible */
.recommendations-header {
    display: block !important;
}

.recommendations-header h3 {
    display: flex !important;
}

/* Fix sidebar header text color */
.recommendations-sidebar .recommendations-header h3 {
    color: #2d3748 !important;
}

.recommendations-sidebar .recommendations-header h3 i {
    color: #6366f1 !important;
}

.recommendation-action {
    padding: 1rem;
    border-top: 1px solid #f3f4f6;
    margin-top: auto;
}

.btn-recommendation {
    display: block;
    width: 100%;
    padding: 0.75rem;
    background: #6366f1;
    color: white;
    text-decoration: none;
    text-align: center;
    border-radius: 8px;
    font-weight: 500;
    font-size: 0.875rem;
    transition: all 0.2s ease;
}

.btn-recommendation:hover {
    background: #4f46e5;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
    text-decoration: none;
    color: white;
}

/* Responsive design */
@media (min-width: 640px) {
    .recommendations-sidebar .recommendations-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.25rem;
    }
    
    .recommendations-results .recommendations-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .recommendation-image {
        height: 160px;
    }
}

@media (min-width: 768px) {
    .recommendations-sidebar .recommendations-grid {
        grid-template-columns: repeat(3, 1fr);
        margin:0px 15px;
    }
    
    .recommendations-results .recommendations-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1024px) {
    .recommendations-sidebar .recommendations-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .recommendations-results .recommendations-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .recommendations-results {
        padding: 3rem;
    }
    
    .recommendation-image {
        height: 180px;
    }
}

@media (min-width: 1280px) {
    .recommendations-sidebar .recommendations-grid {
        grid-template-columns: repeat(5, 1fr);
    }
    
    .recommendations-results .recommendations-grid {
        grid-template-columns: repeat(5, 1fr);
    }
}

/* Results page specific styling for prominence */
.recommendations-results .recommendation-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.recommendations-results .recommendation-card:hover {
    background: white;
    transform: translateY(-6px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
}

/* Mobile-specific adjustments */
@media (max-width: 639px) {
    .recommendations-sidebar,
    .recommendations-results {
        margin: 1.5rem 15px;
    }
    
    .recommendations-results {
        margin: 2rem -1rem;
        border-radius: 0;
        padding: 1.5rem 1rem;
    }
    
    .recommendation-card {
        border-radius: 8px;
        min-height: auto; /* Allow natural height */
        overflow: visible; /* Prevent content cutoff */
    }
    
    .recommendation-image {
        height: 120px;
    }
    
    .recommendation-content {
        padding: 0.75rem;
        min-height: auto; /* Remove fixed heights */
    }
    
    .recommendation-action {
        padding: 0.75rem;
        margin-top: auto; /* Push button to bottom */
    }
    
    .btn-recommendation {
        padding: 0.625rem;
        font-size: 0.8rem;
        min-height: 40px; /* Ensure button is tappable */
    }
    
    .recommendation-title {
        font-size: 0.9rem;
        line-height: 1.3;
        margin-bottom: 0.5rem;
    }
    
    .recommendation-description {
        font-size: 0.8rem;
        line-height: 1.4;
        margin-bottom: 0.75rem;
        -webkit-line-clamp: 3; /* Allow more lines on mobile */
    }
    
    /* Ensure proper spacing on mobile */
    .recommendations-grid {
        gap: 1rem;
        padding-bottom: 1rem; /* Add bottom padding to prevent cutoff */
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .recommendations-sidebar .recommendation-card {
        background: #1f2937;
        border: 1px solid #374151;
    }
    
    .recommendations-sidebar .recommendation-title {
        color: #f9fafb;
    }
    
    .recommendations-sidebar .recommendation-description {
        color: #d1d5db;
    }
    
    .recommendations-sidebar .recommendations-header h3 {
        color: #f9fafb;
    }
    
    .recommendations-sidebar .recommendations-header {
        border-bottom-color: #374151;
    }
}

/* Animation for cards appearing */
.recommendation-card {
    animation: fadeInUp 0.6s ease forwards;
    opacity: 0;
    transform: translateY(20px);
}

.recommendation-card:nth-child(1) { animation-delay: 0.1s; }
.recommendation-card:nth-child(2) { animation-delay: 0.2s; }
.recommendation-card:nth-child(3) { animation-delay: 0.3s; }
.recommendation-card:nth-child(4) { animation-delay: 0.4s; }
.recommendation-card:nth-child(5) { animation-delay: 0.5s; }

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}