.case-study-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin: 3rem 0;
}

.case-study-card {
    background: #f8f9fa;
    border-radius: 8px;
    overflow: hidden;
    will-change: transform, box-shadow;
    cursor: pointer;
}

.case-study-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.case-study-image {
    width: 100%;
    height: 250px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 18px;
    font-weight: 600;
}

.case-study-content {
    padding: 2rem;
}

.case-study-content h3 {
    margin: 0 0 0.5rem 0;
    font-size: 1.5rem;
    color: #1a1a1a;
}

.case-study-meta {
    display: flex;
    gap: 1rem;
    margin: 1rem 0;
    flex-wrap: wrap;
}

.meta-tag {
    background: #e8eef7;
    padding: 0.4rem 0.8rem;
    border-radius: 4px;
    font-size: 0.85rem;
    color: #667eea;
    font-weight: 500;
}

.case-study-content p {
    color: #555;
    line-height: 1.6;
    margin: 1rem 0;
    font-size: 0.95rem;
}

.case-study-cta {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.8rem 1.5rem;
    background: #667eea;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 600;
}

.case-study-cta:hover {
    background: #764ba2;
}

.detailed-case-study {
    visibility: hidden;
    height: 0;
    overflow: hidden;
    opacity: 0;
    margin: 0;
    padding: 0;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.case-study-grid + .detailed-case-study {
    margin-top: 2rem;
}

.case-study-body {
    padding: 0 0 3rem;
}

.case-study-body h2 {
    font-size: 1.9rem;
    margin-bottom: 1rem;
}

.case-study-body p {
    color: #555;
    line-height: 1.7;
}

.case-study-body ul {
    padding-left: 1.1rem;
    color: #555;
}

.case-study-body ul li {
    margin-bottom: 0.4rem;
}

.case-study-body ul li strong {
    color: #667eea;
}

.case-study-body .highlight {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
    margin: 1.5rem 0;
}

.case-study-body .highlight h3 {
    margin: 0 0 0.5rem;
}

.case-study-body .highlight p {
    margin: 0;
}

.case-study-body .case-study-cta {
    margin-top: 1.5rem;
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1rem 0;
}

.tech-badge {
    background: #e8eef7;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    font-size: 0.85rem;
    color: #667eea;
    font-weight: 500;
}

li strong {
    color: #667eea;
}

.case-study-disabled {
    pointer-events: none;
}

.brand-logo {
    width: 140px;
    height: auto;
}

@media (max-width: 768px) {
    .case-study-grid {
        grid-template-columns: 1fr;
    }
}