/* Data Science Page Specific Styles */

/* Skills Section */
.skills-section {
    margin-bottom: var(--spacing-5xl);
}

.skills-section h2 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-bottom: var(--spacing-2xl);
    color: var(--text-primary);
    text-align: center;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.skill-category {
    background: var(--secondary-color);
    border: 2px solid var(--border-light);
    border-radius: 12px;
    padding: var(--spacing-xl);
    text-align: center;
    transition: var(--transition-base);
}

.skill-category:hover {
    border-color: var(--forest-green);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.skill-category h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    justify-content: center;
}

.skill-tag {
    background: var(--primary-color);
    color: var(--text-secondary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 6px;
    font-size: var(--font-size-xs);
    font-weight: 500;
    border: 1px solid var(--border-color);
    transition: var(--transition-base);
}

.skill-tag:hover {
    border-color: var(--forest-green);
    color: var(--forest-green);
}

/* Projects Section */
.projects-section h2 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-bottom: var(--spacing-2xl);
    color: var(--text-primary);
    text-align: center;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-2xl);
}

.project-card {
    background: var(--primary-color);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: var(--spacing-2xl);
    transition: var(--transition-base);
    position: relative;
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--forest-green);
}

.project-icon {
    width: 48px;
    height: 48px;
    border-radius: 8px;
    background: var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-xl);
    color: var(--forest-green);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.project-header h3 {
    font-size: var(--font-size-xl);
    color: var(--text-primary);
    font-weight: 600;
    margin: 0;
}

.project-status {
    margin-left: var(--spacing-md);
}

.status-badge {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 12px;
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-badge.completed {
    background: rgba(5, 150, 105, 0.1);
    color: var(--success-color);
    border: 1px solid rgba(5, 150, 105, 0.2);
}

.status-badge.in-progress {
    background: rgba(59, 130, 246, 0.1);
    color: #3b82f6;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.status-badge.planning {
    background: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.project-card p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
    flex-grow: 1;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.project-tech span {
    background: var(--accent-color);
    color: var(--text-secondary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 6px;
    font-size: var(--font-size-xs);
    font-weight: 500;
}

.project-metrics {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--secondary-color);
    border-radius: 8px;
}

.metric {
    text-align: center;
    flex: 1;
}

.metric-value {
    display: block;
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--forest-green);
    margin-bottom: var(--spacing-xs);
}

.metric-label {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    font-weight: 500;
}

.project-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: auto;
}

.project-actions .btn-primary,
.project-actions .btn-secondary {
    flex: 1;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-sm);
}

/* Responsive Design for Data Science */
@media (max-width: 768px) {
    .skills-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .project-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }
    
    .project-status {
        margin-left: 0;
    }
    
    .project-metrics {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .project-actions {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .project-card {
        padding: var(--spacing-lg);
    }
    
    .skill-category {
        padding: var(--spacing-lg);
    }
}