/* ===================================
   Case Studies Page - Custom CSS
   =================================== */

/* ===== Case Hero ===== */
.case-hero {
    padding-top: 100px;
    padding-bottom: 80px;
    background: var(--color-off-white);
    position: relative;
}

.case-hero-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.case-hero-content h1 {
    font-family: var(--font-primary);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 25px;
    color: var(--color-dark);
}

.case-hero-content p {
    font-size: 1.3rem;
    color: var(--color-text-light);
    line-height: 1.7;
}

/* ===== Cases Section ===== */
.cases-section {
    padding: 80px 0;
    background: var(--color-off-white);
}

.case-card {
    background: white;
    border-radius: 20px;
    padding: 50px;
    margin-bottom: 60px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
}

.case-card:hover {
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    transform: translateY(-5px);
}

/* ===== Case Header ===== */
.case-header {
    margin-bottom: 40px;
}

.case-industry {
    display: flex;
    align-items: center;
    gap: 20px;
}

.industry-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    flex-shrink: 0;
}

.industry-icon-solar {
    background: linear-gradient(135deg, #FEF7E0 0%, #FDE68A 100%);
    color: #F59E0B;
}

.industry-icon-auto {
    background: linear-gradient(135deg, #EFF6FF 0%, #DBEAFE 100%);
    color: #3B82F6;
}

.industry-icon-travel {
    background: linear-gradient(135deg, #F0FDF4 0%, #BBF7D0 100%);
    color: #22C55E;
}

.industry-info h3 {
    font-family: var(--font-primary);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 5px;
}

.industry-subtitle {
    color: var(--color-text-light);
    font-size: 1rem;
}

/* ===== Case Content ===== */
.case-content h2 {
    font-family: var(--font-primary);
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 40px;
    color: var(--color-dark);
}

@media (min-width: 768px) {
    .case-content h2 {
        font-size: 2.5rem;
    }
}

.case-context,
.case-strategy {
    margin-bottom: 40px;
}

.case-context h4,
.case-strategy h4 {
    font-family: var(--font-primary);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--color-dark);
    position: relative;
    padding-left: 25px;
}

.case-context h4::before,
.case-strategy h4::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 12px;
    height: 12px;
    background: var(--color-powerspace);
    border-radius: 50%;
}

.case-context p {
    font-size: 1.1rem;
    color: var(--color-text-light);
    line-height: 1.8;
}

.case-strategy ul {
    list-style: none;
}

.case-strategy li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 12px;
    font-size: 1.05rem;
    color: var(--color-text);
}

.case-strategy i {
    color: var(--color-powerspace);
    font-size: 22px;
    flex-shrink: 0;
    margin-top: 2px;
}

/* ===== KPIs Grid ===== */
.case-kpis {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 25px;
    margin-bottom: 50px;
    padding: 40px 0;
}

.kpi-card {
    background: linear-gradient(135deg, var(--color-off-white) 0%, var(--color-gray) 100%);
    border-radius: 15px;
    padding: 30px 25px;
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.kpi-card:hover {
    border-color: var(--color-powerspace);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(129, 53, 163, 0.15);
}

.kpi-value {
    font-family: var(--font-primary);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-powerspace);
    margin-bottom: 10px;
    line-height: 1;
}

.kpi-label {
    font-size: 1rem;
    color: var(--color-text-light);
    font-weight: 600;
}

/* ===== Case Testimonial ===== */
.case-testimonial {
    background: var(--color-gray);
    border-radius: 15px;
    padding: 40px;
    position: relative;
}

.quote-icon {
    font-size: 3rem;
    color: var(--color-powerspace);
    opacity: 0.2;
    position: absolute;
    top: 20px;
    left: 30px;
}

.case-testimonial p {
    font-size: 1.2rem;
    font-style: italic;
    line-height: 1.8;
    color: var(--color-text);
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.testimonial-author {
    font-size: 1rem;
    color: var(--color-text-light);
    position: relative;
    z-index: 1;
}

.testimonial-author strong {
    color: var(--color-dark);
    font-weight: 700;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .case-card {
        padding: 30px 25px;
    }
    
    .case-content h2 {
        font-size: 1.6rem;
    }
    
    .case-kpis {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .kpi-value {
        font-size: 2.5rem;
    }
    
    .case-testimonial {
        padding: 30px 25px;
    }
    
    .case-testimonial p {
        font-size: 1.05rem;
    }
}

@media (max-width: 480px) {
    .case-card {
        padding: 25px 20px;
    }
    
    .case-kpis {
        grid-template-columns: 1fr;
    }
    
    .industry-icon {
        width: 60px;
        height: 60px;
        font-size: 28px;
    }
    
    .industry-info h3 {
        font-size: 1.5rem;
    }
}