/* === Solution Overview Navigation === */
.solution-overview-section {
    padding: var(--spacing-3xl) 0;
    background: var(--color-bg-white);
}

.solution-overview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: var(--spacing-2xl);
}

.solution-overview-card {
    background: var(--color-bg-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border: 2px solid transparent;
    text-decoration: none;
    display: block;
}

.solution-overview-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.solution-overview-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    font-size: 2rem;
    font-weight: 700;
    color: white;
}

.solution-overview-icon.bci {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
}

.solution-overview-icon.neuroscience {
    background: linear-gradient(135deg, #8b5cf6 0%, #a855f7 100%);
}

.solution-overview-icon.clinical {
    background: linear-gradient(135deg, #ec4899 0%, #f43f5e 100%);
}

.solution-overview-icon.psychology {
    background: linear-gradient(135deg, #f59e0b 0%, #f97316 100%);
}

.solution-overview-icon.sports {
    background: linear-gradient(135deg, #10b981 0%, #14b8a6 100%);
}

.solution-overview-icon.rehabilitation {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
}

.solution-overview-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
}

.solution-overview-description {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.solution-overview-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-primary);
    font-size: var(--font-size-sm);
    font-weight: 600;
    transition: gap var(--transition-fast);
}

.solution-overview-card:hover .solution-overview-link {
    gap: 0.75rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .solution-overview-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .solution-overview-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .solution-overview-card {
        padding: var(--spacing-lg);
    }

    .solution-overview-icon {
        width: 56px;
        height: 56px;
        font-size: 1.75rem;
    }
}