/* Case Study Detail Page Styles */

/* Breadcrumb Navigation */
.breadcrumb {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-primary);
    padding: 1rem 0;
    font-size: 0.875rem;
}

.breadcrumb .container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.breadcrumb a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: var(--accent-blue);
}

.breadcrumb .separator {
    color: var(--text-tertiary);
}

.breadcrumb .current {
    color: var(--text-primary);
    font-weight: 500;
}

/* Hero Section for Detail Page */
.case-detail-hero {
    padding: 6rem 0 4rem;
    background: linear-gradient(135deg, rgba(11, 15, 20, 0.95), rgba(30, 41, 59, 0.85));
    position: relative;
    overflow: hidden;
}

.case-detail-hero h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--text-primary), var(--accent-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 3s ease infinite;
    line-height: 1.2;
}

.case-detail-hero .hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 600px;
}

/* Hero Tags */
.case-tags-hero {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.case-tags-hero .case-tag {
    background: rgba(59, 130, 246, 0.15);
    color: var(--accent-blue);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.case-tags-hero .case-tag.industry {
    background: rgba(245, 158, 11, 0.15);
    color: var(--accent-amber);
    border-color: rgba(245, 158, 11, 0.3);
}

.case-tags-hero .case-tag.status {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success-color, #10b981);
    border-color: rgba(16, 185, 129, 0.3);
}

/* Signature KPIs */
.signature-kpis {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.kpi-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 16px;
    padding: 1.5rem;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.kpi-card:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--accent-blue);
    transform: translateY(-2px);
}

.kpi-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-amber));
    border-radius: 12px;
    color: white;
    flex-shrink: 0;
}

.kpi-icon ion-icon {
    font-size: 24px;
}

.kpi-content {
    text-align: left;
}

.kpi-value {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.kpi-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.kpi-trend {
    font-size: 0.75rem;
    font-weight: 500;
}

.kpi-trend.improvement {
    color: var(--success-color, #10b981);
}

/* Content Layout */
.case-detail-content {
    padding: 4rem 0;
    background: var(--bg-primary);
}

.content-layout {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 3rem;
    align-items: start;
}

/* Sidebar */
.sidebar {
    position: sticky;
    top: 120px;
}

.sidebar h4 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.case-nav {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.case-nav a {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.5rem 0;
    font-size: 0.875rem;
    border-left: 2px solid transparent;
    padding-left: 1rem;
    transition: all 0.3s ease;
}

.case-nav a:hover,
.case-nav a.active {
    color: var(--accent-blue);
    border-left-color: var(--accent-blue);
}

/* Main Content */
.main-content {
    max-width: 800px;
}

.content-section {
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-primary);
}

.content-section:last-child {
    border-bottom: none;
}

.content-section h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

.content-section h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

/* Summary Points */
.summary-points {
    list-style: none;
    padding: 0;
    margin: 0;
}

.summary-points li {
    position: relative;
    padding-left: 2rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.summary-points li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--accent-blue);
    font-weight: 700;
}

/* Comparison Table */
.comparison-table {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 1rem;
}

.table-header {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    background: var(--bg-secondary);
    font-weight: 600;
    color: var(--text-primary);
}

.table-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    border-top: 1px solid var(--border-primary);
}

.table-cell {
    padding: 1rem;
    text-align: left;
    color: var(--text-secondary);
}

.table-cell.improvement {
    color: var(--success-color, #10b981);
    font-weight: 600;
}

.table-note {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    font-style: italic;
    margin-top: 0.5rem;
}

/* Timeline */
.timeline {
    position: relative;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-primary);
}

.timeline-item {
    position: relative;
    margin-bottom: 2rem;
    padding-left: 2rem;
}

.timeline-badge {
    position: absolute;
    left: -2rem;
    top: 0;
    width: 40px;
    height: 40px;
    background: var(--accent-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    color: white;
}

.timeline-content h3 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.timeline-content p {
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.deliverables {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 8px;
    padding: 0.75rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.deliverables strong {
    color: var(--accent-blue);
}

/* Decisions Grid */
.decisions-grid {
    display: grid;
    gap: 1.5rem;
}

.decision-card {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: 12px;
    padding: 1.5rem;
}

.decision-card h3 {
    color: var(--accent-blue);
    margin-bottom: 1rem;
    font-size: 1.125rem;
}

.decision-card > div {
    margin-bottom: 0.75rem;
    font-size: 0.875rem;
    line-height: 1.5;
}

.decision-card strong {
    color: var(--text-primary);
}

/* Stack Overview */
.stack-overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.stack-category {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: 12px;
    padding: 1.5rem;
}

.stack-category h3 {
    color: var(--accent-blue);
    font-size: 1rem;
    margin-bottom: 1rem;
}

.stack-category ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.stack-category li {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.arch-link {
    text-align: center;
    margin-top: 1.5rem;
}

.arch-link a {
    color: var(--accent-blue);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.arch-link a:hover {
    color: var(--accent-amber);
}

/* SLO Cards */
.slo-cards {
    display: grid;
    gap: 1rem;
}

.slo-card {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: 12px;
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.slo-card h3 {
    color: var(--text-primary);
    font-size: 1rem;
    margin: 0;
}

.slo-result {
    font-family: var(--font-mono);
    font-weight: 600;
    font-size: 0.875rem;
}

.slo-result.achieved {
    color: var(--success-color, #10b981);
}

/* ROI Breakdown */
.roi-breakdown {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: 12px;
    padding: 1.5rem;
}

.roi-formula {
    font-family: var(--font-mono);
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

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

.roi-points li {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 1.5rem;
}

.roi-points li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color, #10b981);
    font-weight: 700;
}

/* Risks List */
.risks-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.risk-item {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: 8px;
    padding: 1rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Lessons List */
.lessons-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.lessons-list li {
    position: relative;
    padding-left: 2rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.lessons-list li::before {
    content: '💡';
    position: absolute;
    left: 0;
    top: 0;
}

/* Testimonial */
.testimonial {
    background: var(--bg-card);
    border-left: 4px solid var(--accent-blue);
    border-radius: 0 12px 12px 0;
    padding: 2rem;
    margin: 0;
    font-style: italic;
}

.testimonial p {
    font-size: 1.125rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.testimonial cite {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-style: normal;
    font-weight: 500;
}

/* Final CTA */
.final-cta {
    background: linear-gradient(135deg, rgba(11, 15, 20, 0.95), rgba(30, 41, 59, 0.85));
    border-radius: 20px;
    padding: 3rem;
    text-align: center;
    margin-top: 2rem;
}

.final-cta h2 {
    color: var(--text-primary);
    margin-bottom: 2rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .content-layout {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .sidebar {
        position: static;
        order: -1;
    }

    .case-nav {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 1rem;
    }

    .case-nav a {
        border-left: none;
        border-bottom: 2px solid transparent;
        padding-left: 0;
        padding-bottom: 0.5rem;
    }

    .case-nav a:hover,
    .case-nav a.active {
        border-left-color: transparent;
        border-bottom-color: var(--accent-blue);
    }
}

@media (max-width: 768px) {
    .case-detail-hero h1 {
        font-size: 2rem;
    }

    .signature-kpis {
        grid-template-columns: 1fr;
    }

    .kpi-card {
        flex-direction: column;
        text-align: center;
        gap: 0.75rem;
    }

    .comparison-table .table-header,
    .comparison-table .table-row {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .table-cell {
        padding: 0.75rem;
        border-bottom: 1px solid var(--border-primary);
    }

    .table-header .table-cell {
        background: var(--bg-secondary);
        font-weight: 600;
    }

    .stack-overview {
        grid-template-columns: 1fr;
    }

    .slo-card {
        flex-direction: column;
        gap: 0.75rem;
        text-align: center;
    }

    .final-cta {
        padding: 2rem 1rem;
    }
}

@media (max-width: 480px) {
    .case-detail-hero {
        padding: 4rem 0 3rem;
    }

    .case-detail-hero h1 {
        font-size: 1.75rem;
    }

    .breadcrumb .container {
        flex-wrap: wrap;
    }

    .case-tags-hero {
        justify-content: center;
    }

    .timeline {
        padding-left: 1rem;
    }

    .timeline::before {
        left: 10px;
    }

    .timeline-badge {
        left: -1rem;
        width: 30px;
        height: 30px;
        font-size: 0.625rem;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    .kpi-card,
    .case-nav a {
        transition: none;
    }

    .kpi-card:hover {
        transform: none;
    }
}