:root {
    --zoogaboog-blue: #01aade;
    --zoogaboog-dark-blue: #0085ae;
    --purple: #8B5CF6;
    --green: #10B981;
    --orange: #F59E0B;
    --red: #EF4444;
}

.container-custom {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Hero */
.case-studies-hero {
    padding: 6rem 0 4rem;
    background: linear-gradient(135deg, var(--zoogaboog-blue) 0%, var(--zoogaboog-dark-blue) 100%);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.case-studies-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="40" fill="white" opacity="0.05"/></svg>') repeat;
    opacity: 0.2;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.case-studies-hero h1 {
    font-size: 5rem;
    font-weight: 900;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.case-studies-hero .tagline {
    font-size: 2rem;
    opacity: 0.95;
    font-weight: 700;
    max-width: 1000px;
    margin: 0 auto 1rem;
}

.case-studies-hero .subtext {
    font-size: 1.3rem;
    opacity: 0.9;
    max-width: 900px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Case Studies Grid */
.case-studies-section {
    padding: 6rem 0;
    background: white;
}

.case-studies-grid {
    display: grid;
    gap: 4rem;
    margin-top: 3rem;
}

.case-study-card {
    background: white;
    border-radius: 24px;
    overflow: hidden;
    border: 3px solid #e2e8f0;
    transition: all 0.3s ease;
}

.case-study-card:hover {
    border-color: var(--zoogaboog-blue);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    transform: translateY(-8px);
}

.case-study-header {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    color: white;
    padding: 3rem;
    display: flex;
    justify-content: space-between;
    align-items: start;
    gap: 3rem;
}

.case-study-title-section h2 {
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: 0.5rem;
}

.case-study-industry {
    font-size: 1.2rem;
    opacity: 0.8;
    font-weight: 600;
}

.case-study-results-preview {
    display: flex;
    gap: 2rem;
    flex-shrink: 0;
}

.result-stat {
    text-align: center;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 1.5rem;
    border-radius: 12px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    min-width: 140px;
}

.result-number {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--zoogaboog-blue);
    margin-bottom: 0.25rem;
    line-height: 1;
}

.result-label {
    font-size: 0.9rem;
    opacity: 0.9;
    font-weight: 600;
}

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

.case-study-story h3 {
    font-size: 1.8rem;
    font-weight: 800;
    color: #1e293b;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.case-study-story h3 i {
    color: var(--red);
}

.case-study-story h3:nth-child(3) i {
    color: var(--zoogaboog-blue);
}

.case-study-story h3:nth-child(5) i {
    color: var(--green);
}

.case-study-story p {
    font-size: 1.1rem;
    color: #64748b;
    line-height: 1.7;
    margin-bottom: 2rem;
}

.case-study-sidebar {
    background: #f9fafb;
    border-radius: 16px;
    padding: 2rem;
    border: 2px solid #e2e8f0;
    height: fit-content;
}

.sidebar-section {
    margin-bottom: 2rem;
}

.sidebar-section:last-child {
    margin-bottom: 0;
}

.sidebar-section h4 {
    font-size: 1.1rem;
    font-weight: 800;
    color: #1e293b;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.products-list {
    list-style: none;
    padding: 0;
}

.products-list li {
    padding: 0.5rem 0;
    color: #64748b;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.products-list i {
    color: var(--zoogaboog-blue);
    font-size: 0.8rem;
}

.stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    border-bottom: 1px solid #e2e8f0;
}

.stat-item:last-child {
    border-bottom: none;
}

.stat-label {
    font-size: 0.95rem;
    color: #64748b;
    font-weight: 600;
}

.stat-value {
    font-size: 1.2rem;
    font-weight: 900;
    color: var(--green);
}

/* Final CTA */
.final-cta {
    padding: 6rem 0;
    background: #1e293b;
    color: white;
    text-align: center;
}

.final-cta h2 {
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: 1.5rem;
}

.final-cta .tagline {
    font-size: 1.8rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    font-weight: 700;
}

.final-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem 3rem;
    background: var(--zoogaboog-blue);
    color: white;
    border-radius: 15px;
    text-decoration: none;
    font-weight: 800;
    font-size: 1.3rem;
    transition: all 0.3s ease;
    box-shadow: 0 10px 40px rgba(1, 170, 222, 0.3);
}

.final-cta-btn:hover {
    background: white;
    color: var(--zoogaboog-blue);
    transform: translateY(-4px);
    box-shadow: 0 15px 50px rgba(255, 255, 255, 0.3);
}

/* Client Logo Placeholder */
.client-logo-section {
    background: #f9fafb;
    padding: 2rem;
    border-bottom: 2px solid #e2e8f0;
    text-align: center;
}

.client-logo-placeholder-box {
    background: white;
    border: 2px dashed #cbd5e1;
    border-radius: 12px;
    padding: 3rem 2rem;
    display: inline-block;
    min-width: 200px;
}

.client-logo-placeholder-icon {
    font-size: 4rem;
    color: #94a3b8;
    display: block;
    margin-bottom: 1rem;
}

.client-logo-placeholder-label {
    color: #64748b;
    font-size: 0.95rem;
}

.client-logo-placeholder-note {
    color: #94a3b8;
    font-size: 0.85rem;
}

.final-cta-note {
    margin-top: 2rem;
    font-size: 1rem;
    opacity: 0.85;
}

/* Responsive */
@media (max-width: 1024px) {
    .case-study-content {
        grid-template-columns: 1fr;
    }
    
    .case-study-header {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .case-studies-hero h1 {
        font-size: 3rem;
    }
    
    .case-study-results-preview {
        flex-direction: column;
        width: 100%;
    }
}