/* Case Study Detail Page Styles */

.container-narrow {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Case Study Header */
.case-study-header {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    padding: 180px 0 80px;
    position: relative;
    overflow: hidden;
}

.case-study-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(#444 1px, transparent 1px);
    background-size: 30px 30px;
    opacity: 0.15;
}

.case-study-breadcrumb {
    margin-bottom: 3rem;
    position: relative;
    z-index: 1;
}

.case-study-breadcrumb a {
    color: #aaa;
    text-decoration: none;
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.case-study-breadcrumb a:hover {
    color: var(--color-brand-yellow);
}

.case-study-hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.case-study-tags {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.tag {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: var(--color-brand-purple);
    color: #fff;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: 20px;
}

.case-study-hero h1 {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: #fff;
}

.case-study-subtitle {
    font-size: 1.25rem;
    line-height: 1.6;
    color: #ddd;
}

/* Key Results Section */
.key-results {
    background: #fff;
    padding: 5rem 0;
    border-bottom: 1px solid #e5e5e5;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--color-text-primary);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.result-card {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 2.5rem;
    border-radius: var(--radius-md);
    text-align: center;
    border-top: 4px solid var(--color-brand-purple);
    box-shadow: var(--shadow-card);
    transition: var(--transition-normal);
}

.result-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.result-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.result-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-brand-purple);
    margin-bottom: 0.5rem;
    line-height: 1;
}

.result-label {
    font-size: 1.1rem;
    color: var(--color-text-primary);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.result-change {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

/* Client Overview */
.client-overview {
    padding: 5rem 0;
    background: #f8f9fa;
}

.overview-card {
    background: #fff;
    padding: 3rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
}

.overview-card h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--color-text-primary);
}

.overview-card p {
    margin-bottom: 1rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
}

.overview-card p strong {
    color: var(--color-text-primary);
    font-weight: 700;
}

.overview-description {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 2px solid #e5e5e5;
    font-size: 1.1rem;
    color: var(--color-text-primary) !important;
}

/* Case Study Sections */
.case-study-section {
    padding: 5rem 0;
}

.section-alt {
    background: #f8f9fa;
}

.section-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.section-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-brand-yellow);
    font-family: 'Outfit', sans-serif;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--color-text-primary);
    margin: 0;
}

.content-block h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--color-text-primary);
}

.content-block p {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: 1.5rem;
}

/* Challenge List */
.challenge-list {
    margin: 3rem 0;
}

.challenge-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
    padding: 2rem;
    background: #fff;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-card);
}

.section-alt .challenge-item {
    background: #fff;
}

.challenge-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.challenge-content h4 {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
    color: var(--color-text-primary);
}

.challenge-content p {
    margin: 0;
    font-size: 1rem;
}

/* Quote Block */
.quote-block {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 3rem;
    border-radius: var(--radius-md);
    margin: 3rem 0;
    box-shadow: var(--shadow-hover);
}

.quote-block blockquote {
    font-size: 1.4rem;
    line-height: 1.7;
    font-style: italic;
    margin: 0 0 2rem 0;
}

.quote-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.quote-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.3rem;
    border: 3px solid rgba(255, 255, 255, 0.3);
}

.quote-name {
    font-weight: 700;
    font-size: 1.1rem;
}

.quote-title {
    opacity: 0.9;
    font-size: 0.95rem;
}

/* Solution Timeline */
.solution-timeline {
    margin: 3rem 0;
}

.timeline-item {
    display: flex;
    gap: 2rem;
    margin-bottom: 3rem;
    position: relative;
}

.timeline-item:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 70px;
    top: 50px;
    width: 2px;
    height: calc(100% + 1rem);
    background: linear-gradient(180deg, var(--color-brand-purple) 0%, var(--color-brand-yellow) 100%);
}

.timeline-marker {
    background: var(--color-brand-purple);
    color: #fff;
    padding: 0.75rem 1.25rem;
    border-radius: 25px;
    font-weight: 700;
    font-size: 0.9rem;
    white-space: nowrap;
    height: fit-content;
    flex-shrink: 0;
}

.timeline-content {
    background: #fff;
    padding: 2rem;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-card);
    flex: 1;
}

.section-alt .timeline-content {
    background: #fff;
}

.timeline-content h4 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--color-text-primary);
}

.timeline-content ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.timeline-content li {
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
    position: relative;
    color: var(--color-text-secondary);
}

.timeline-content li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-brand-purple);
    font-weight: 700;
}

/* Tech Stack */
.tech-stack {
    margin: 3rem 0;
    padding: 2.5rem;
    background: #fff;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
}

.section-alt .tech-stack {
    background: #fff;
}

.tech-stack h4 {
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    color: var(--color-text-primary);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
}

.tech-item {
    text-align: center;
    padding: 1.5rem;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: var(--radius-sm);
    transition: var(--transition-normal);
}

.tech-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-card);
}

.tech-icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
}

.tech-name {
    font-weight: 600;
    color: var(--color-text-primary);
}

/* Results Comparison */
.results-comparison {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 2rem;
    margin: 3rem 0;
    align-items: center;
}

.comparison-card {
    background: #fff;
    padding: 2.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
}

.comparison-after {
    border: 3px solid var(--color-brand-purple);
}

.comparison-card h4 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--color-text-primary);
    text-align: center;
}

.metric-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.metric-list li {
    display: flex;
    justify-content: space-between;
    padding: 1rem 0;
    border-bottom: 1px solid #e5e5e5;
}

.metric-list li:last-child {
    border-bottom: none;
}

.metric-label {
    color: var(--color-text-secondary);
    font-weight: 500;
}

.metric-value {
    font-weight: 700;
    color: var(--color-text-primary);
    font-size: 1.1rem;
}

.metric-value.success {
    color: var(--color-brand-purple);
}

.comparison-arrow {
    font-size: 3rem;
    color: var(--color-brand-purple);
    font-weight: 700;
}

/* Impact Highlights */
.impact-highlights {
    margin: 3rem 0;
    padding: 2.5rem;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: var(--radius-md);
}

.impact-highlights h4 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: var(--color-text-primary);
    text-align: center;
}

.impact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.impact-item {
    text-align: center;
}

.impact-stat {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-brand-purple);
    margin-bottom: 0.5rem;
}

.impact-desc {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
}

/* Key Takeaways */
.key-takeaways {
    padding: 5rem 0;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    position: relative;
    overflow: hidden;
}

.key-takeaways::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(#444 1px, transparent 1px);
    background-size: 30px 30px;
    opacity: 0.15;
}

.key-takeaways h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #fff;
    position: relative;
    z-index: 1;
}

.takeaways-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    position: relative;
    z-index: 1;
}

.takeaway-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    padding: 2.5rem;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-normal);
}

.takeaway-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-5px);
}

.takeaway-number {
    width: 50px;
    height: 50px;
    background: var(--color-brand-yellow);
    color: var(--color-bg-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
}

.takeaway-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #fff;
}

.takeaway-card p {
    color: #ddd;
    line-height: 1.7;
    margin: 0;
}

/* CTA Section */
.case-study-cta {
    background: linear-gradient(135deg, var(--color-brand-purple) 0%, #5a00d6 100%);
    padding: 6rem 0;
    text-align: center;
}

.cta-content h2 {
    font-size: 3rem;
    color: #fff;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary-large {
    padding: 1.2rem 3rem;
    font-size: 1.1rem;
    background: var(--color-brand-yellow);
    color: var(--color-bg-dark);
    text-decoration: none;
    border-radius: var(--radius-sm);
    font-weight: 700;
    transition: var(--transition-normal);
}

.btn-primary-large:hover {
    background: #fff;
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.btn-secondary-large {
    padding: 1.2rem 3rem;
    font-size: 1.1rem;
    background: transparent;
    color: #fff;
    text-decoration: none;
    border: 2px solid #fff;
    border-radius: var(--radius-sm);
    font-weight: 700;
    transition: var(--transition-normal);
}

.btn-secondary-large:hover {
    background: #fff;
    color: var(--color-brand-purple);
    transform: translateY(-3px);
}

/* Related Case Studies */
.related-case-studies {
    padding: 5rem 0;
    background: #f8f9fa;
}

.related-case-studies h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--color-text-primary);
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
}

.related-case-card {
    background: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: var(--transition-normal);
}

.related-case-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.related-case-image {
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: #fff;
}

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

.related-case-tag {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    background: var(--color-bg-dark);
    color: var(--color-brand-yellow);
    font-size: 0.75rem;
    margin-bottom: 1rem;
    text-transform: uppercase;
    font-weight: 700;
}

.related-case-card h3 {
    font-size: 1.4rem;
    margin-bottom: 0.75rem;
    color: var(--color-text-primary);
}

.related-case-card p {
    color: var(--color-text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.related-case-stats {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid #e5e5e5;
}

.related-case-stats span {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    font-weight: 600;
}

.btn-link {
    color: var(--color-brand-purple);
    text-decoration: none;
    font-weight: 700;
    transition: var(--transition-fast);
}

.btn-link:hover {
    color: var(--color-brand-yellow);
}

/* Responsive */
@media (max-width: 900px) {
    .case-study-hero {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .case-study-header {
        padding: 140px 0 60px;
    }

    .results-grid {
        grid-template-columns: 1fr;
    }

    .timeline-item {
        flex-direction: column;
        gap: 1rem;
    }

    .timeline-item:not(:last-child)::after {
        display: none;
    }

    .results-comparison {
        grid-template-columns: 1fr;
    }

    .comparison-arrow {
        transform: rotate(90deg);
        text-align: center;
    }

    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .section-number {
        font-size: 2rem;
    }

    .cta-content h2 {
        font-size: 2rem;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .btn-primary-large,
    .btn-secondary-large {
        width: 100%;
        text-align: center;
    }
}