/* NYT Connections Hints Plugin Styles */

.nyt-hints-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

.nyt-hints-header {
    margin-bottom: 30px;
    text-align: center;
}

.nyt-hints-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 10px;
}

.header-subtitle {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 25px;
    line-height: 1.5;
}

.nyt-hints-filters {
    background: #f8f9fa;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.filter-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.filter-group label {
    font-size: 14px;
    font-weight: 600;
    color: #333;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.nyt-hints-filters input[type="text"],
.nyt-hints-filters select {
    padding: 12px 15px;
    border: 2px solid #e1e5e9;
    border-radius: 8px;
    font-size: 14px;
    background: white;
    transition: border-color 0.3s ease;
    width: 100%;
}

.nyt-hints-filters input[type="text"]:focus,
.nyt-hints-filters select:focus {
    outline: none;
    border-color: #007bff;
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.filter-actions {
    display: flex;
    justify-content: center;
    gap: 15px;
}

.filter-btn {
    padding: 12px 30px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.primary-btn {
    background: #007bff;
    color: white;
    min-width: 120px;
}

.primary-btn:hover {
    background: #0056b3;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 123, 255, 0.3);
}

.clear-btn {
    background: #6c757d;
    color: white;
}

.clear-btn:hover {
    background: #545b62;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(108, 117, 125, 0.3);
}

.hints-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

.hint-card {
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid #e1e5e9;
}

.hint-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.hint-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background: #f8f9fa;
    border-bottom: 1px solid #e1e5e9;
}

.puzzle-info {
    display: flex;
    gap: 10px;
    align-items: center;
}

.puzzle-date {
    font-size: 14px;
    color: #6c757d;
    font-weight: 500;
}

.puzzle-number {
    background: #007bff;
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}

.difficulty-badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.difficulty-easy {
    background: #d4edda;
    color: #155724;
}

.difficulty-medium {
    background: #fff3cd;
    color: #856404;
}

.difficulty-hard {
    background: #f8d7da;
    color: #721c24;
}

.difficulty-expert {
    background: #d1ecf1;
    color: #0c5460;
}

.hint-title {
    padding: 20px;
    padding-bottom: 15px;
}

.hint-title h3 {
    margin: 0 0 10px 0;
    font-size: 1.3rem;
    font-weight: 600;
    color: #333;
    line-height: 1.4;
}

.category-tag {
    background: #e9ecef;
    color: #495057;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.hints-preview {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    padding: 0 20px 20px;
}

.hint-box {
    padding: 15px;
    border-radius: 8px;
    text-align: center;
    font-weight: 600;
    font-size: 14px;
    color: #333;
    min-height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s ease;
    cursor: default;
}

.hint-box:hover {
    transform: scale(1.02);
}

.solutions-container {
    padding: 20px;
    background: #f8f9fa;
    border-top: 1px solid #e1e5e9;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        max-height: 0;
        padding-top: 0;
        padding-bottom: 0;
    }
    to {
        opacity: 1;
        max-height: 300px;
        padding-top: 20px;
        padding-bottom: 20px;
    }
}

.solution-item {
    margin-bottom: 12px;
    padding: 12px;
    background: white;
    border-radius: 8px;
    border-left: 4px solid #007bff;
    font-size: 14px;
    line-height: 1.5;
}

.solution-item:last-child {
    margin-bottom: 0;
}

.solution-item strong {
    color: #333;
}

.hint-card-footer {
    padding: 20px;
    text-align: center;
}

.view-btn {
    background: linear-gradient(135deg, #007bff, #0056b3);
    color: white;
    border: none;
    padding: 12px 30px;
    border-radius: 25px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 2px 10px rgba(0, 123, 255, 0.3);
}

.view-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 123, 255, 0.4);
}

.view-btn.revealed {
    background: linear-gradient(135deg, #28a745, #1e7e34);
}

.view-btn.revealed .btn-text::before {
    content: "Hide ";
}

.btn-icon {
    font-size: 16px;
}

.load-more-container {
    text-align: center;
    margin-top: 40px;
    margin-bottom: 60px;
}

.load-more-btn {
    background: linear-gradient(135deg, #6c757d, #495057);
    color: white;
    border: none;
    padding: 15px 40px;
    border-radius: 30px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(108, 117, 125, 0.3);
}

.load-more-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(108, 117, 125, 0.4);
}

.load-more-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid #ffffff;
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 1s ease-in-out infinite;
    margin-right: 10px;
}

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

/* Animation for new cards loading */
.hint-card.new-card {
    animation: fadeInUp 0.5s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* No results message */
.no-results {
    text-align: center;
    padding: 60px 20px;
    color: #6c757d;
}

.no-results h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: #495057;
}

.no-results p {
    font-size: 16px;
    line-height: 1.6;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nyt-hints-container {
        padding: 15px;
    }
    
    .nyt-hints-header h2 {
        font-size: 2rem;
    }
    
    .filter-row {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .filter-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .filter-btn {
        width: 100%;
        max-width: 200px;
    }
    
    .hints-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .hint-card-header {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    
    .hints-preview {
        grid-template-columns: 1fr;
        gap: 8px;
    }
}

@media (max-width: 480px) {
    .hint-title h3 {
        font-size: 1.1rem;
    }
    
    .view-btn {
        padding: 10px 25px;
        font-size: 13px;
    }
    
    .load-more-btn {
        padding: 12px 30px;
        font-size: 14px;
    }
}