/* Case Studies Page Styles */

.case-studies-hero {
    padding: 90px 0 80px;
    margin-top: 60px;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
    text-align: center;
}

.case-studies-hero .hero-title {
    margin-bottom: 1rem;
}

.case-studies-hero .hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-700);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.7;
}

.case-studies-section {
    padding: var(--section-padding);
    background-color: var(--white);
}

.case-studies-grid {
    display: flex;
    flex-direction: column;
    gap: 3rem;
    max-width: 1000px;
    margin: 0 auto;
}

.case-study-card {
    background-color: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 16px;
    padding: 3rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.case-study-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--teal-light));
}

.case-study-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
    border-color: var(--primary);
}

.case-study-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid var(--gray-100);
}

.case-study-icon {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary), var(--teal-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 20px rgba(54, 117, 136, 0.3);
}

.case-study-icon i {
    font-size: 2rem;
    color: var(--white);
}

.case-study-header h2 {
    color: var(--primary);
    margin: 0;
    font-size: clamp(1.5rem, 3vw, 2rem);
}

.case-study-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.challenge-section,
.solution-section,
.result-section {
    background-color: var(--gray-50);
    padding: 1.5rem;
    border-radius: 12px;
    border-left: 4px solid var(--primary);
}

.challenge-section h3,
.solution-section h3,
.result-section h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--gray-900);
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.challenge-section h3 i {
    color: var(--primary);
}

.solution-section h3 i {
    color: var(--primary);
}

.result-section h3 i {
    color: var(--primary);
}

.challenge-section p,
.solution-section p,
.result-section p {
    color: var(--gray-700);
    line-height: 1.7;
    margin: 0;
}

.result-section p strong {
    color: var(--primary);
    font-weight: 600;
}

.case-study-cta {
    text-align: center;
    margin-top: 1rem;
}

.case-study-cta .btn {
    padding: 14px 28px;
    font-size: 1.1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.case-study-cta .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(54, 117, 136, 0.3);
}

/* Responsive Design */
@media (max-width: 768px) {
    .case-studies-hero {
        padding: 60px 0 60px;
        margin-top: 80px;
    }
    
    .case-studies-hero .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .case-study-card {
        padding: 2rem;
        margin: 0 1rem;
    }
    
    .case-study-header {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .case-study-icon {
        width: 60px;
        height: 60px;
    }
    
    .case-study-icon i {
        font-size: 1.5rem;
    }
    
    .case-study-header h2 {
        text-align: center;
    }
    
    .challenge-section,
    .solution-section,
    .result-section {
        padding: 1.25rem;
    }
    
    .challenge-section h3,
    .solution-section h3,
    .result-section h3 {
        font-size: 1.125rem;
    }
}

@media (max-width: 480px) {
    .case-studies-hero {
        padding: 40px 0 40px;
        margin-top: 80px;
    }
    
    .case-study-card {
        padding: 1.5rem;
        margin: 0 0.5rem;
    }
    
    .case-study-icon {
        width: 50px;
        height: 50px;
    }
    
    .case-study-icon i {
        font-size: 1.25rem;
    }
    
    .challenge-section,
    .solution-section,
    .result-section {
        padding: 1rem;
    }
    
    .case-study-cta .btn {
        width: 100%;
        max-width: 300px;
    }
}