.case-detail-section .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.page-hero--detail .breadcrumb {
    margin-bottom: 18px;
}

.case-header {
    text-align: center;
}

.case-header h1 {
    font-size: 40px;
    color: var(--text-primary);
    font-weight: 700;
    margin: 16px 0;
    line-height: 1.25;
}

.case-header .case-excerpt {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 820px;
    margin: 0 auto;
}

.case-header .case-meta {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 20px;
    font-size: 14px;
    flex-wrap: wrap;
}

.case-detail-section .case-date,
.case-detail-section .case-client {
    color: var(--text-secondary);
}

.case-detail-section .case-category {
    display: inline-flex;
    align-items: center;
    min-height: 30px;
    padding: 0 12px;
    border-radius: 999px;
    background: var(--primary);
    color: #fff;
    font-size: 13px;
    font-weight: 600;
}

.case-tags-detail,
.related-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.case-tags-detail {
    justify-content: center;
    margin-top: 18px;
}

.case-tags-detail span,
.related-tags span {
    display: inline-flex;
    align-items: center;
    min-height: 32px;
    padding: 0 12px;
    border-radius: 999px;
    background: rgba(42, 108, 240, .08);
    color: var(--primary);
    font-size: 13px;
    font-weight: 600;
}

.breadcrumb ol {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    list-style: none;
    margin: 0;
    padding: 0;
    font-size: 14px;
    color: var(--text-secondary);
}

.breadcrumb li {
    display: flex;
    align-items: center;
}

.breadcrumb li:not(:last-child)::after {
    content: "/";
    margin: 0 12px;
    color: var(--border);
}

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

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

.case-cover-image {
    margin-bottom: 40px;
}

.case-cover-image img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 24px;
    box-shadow: 0 20px 40px rgba(15, 23, 42, .08);
}

.case-content {
    background: #fff;
    padding: 40px;
    border-radius: 24px;
    border: 1px solid rgba(42, 108, 240, .08);
    box-shadow: 0 20px 40px rgba(15, 23, 42, .05);
    margin-bottom: 40px;
}

.case-content h2 {
    font-size: 28px;
    color: var(--text-primary);
    font-weight: 700;
    margin: 40px 0 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid #e8eef7;
}

.case-content h2:first-child {
    margin-top: 0;
}

.case-content h3 {
    font-size: 22px;
    color: var(--text-primary);
    font-weight: 600;
    margin: 30px 0 15px;
}

.case-content h4 {
    font-size: 18px;
    color: var(--text-primary);
    font-weight: 600;
    margin: 20px 0 10px;
}

.case-content p,
.case-content ul,
.case-content ol {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.9;
}

.case-content p,
.case-content ul,
.case-content ol,
.case-content table,
.case-content blockquote,
.case-content pre,
.case-content img {
    margin-bottom: 20px;
}

.case-content ul,
.case-content ol {
    padding-left: 24px;
}

.case-content li {
    margin-bottom: 10px;
}

.case-content img {
    width: 100%;
    height: auto;
    border-radius: 16px;
    max-width: 768px;
    display: block;
    margin: 0 auto;
}

.case-content blockquote {
    margin: 10px 0;
    padding: 10px;
    border-left: 4px solid var(--primary);
    background: var(--background-secondary);
    color: var(--text-secondary);
    border-radius: 0 10px 10px 0;
}

.case-content pre {
    padding: 16px;
    overflow-x: auto;
    border-radius: 16px;
    background: #0f172a;
    color: #e5e7eb;
}

.case-content code {
    padding: 2px 6px;
    border-radius: 4px;
    background: #f1f5f9;
    color: #0f172a;
    font-size: 14px;
}

.case-content pre code {
    padding: 0;
    background: transparent;
    color: inherit;
}

.case-content table {
    width: 100%;
    border-collapse: collapse;
    overflow: hidden;
    border-radius: 16px;
    box-shadow: 0 0 0 1px var(--border) inset;
}

.case-content th,
.case-content td {
    padding: 12px 14px;
    border: 1px solid var(--border);
    text-align: left;
    vertical-align: top;
}

.case-content th {
    background: var(--background-secondary);
    color: var(--text-primary);
}

.case-content a,
.related-header a {
    color: var(--primary);
    text-decoration: none;
}

.case-content a:hover,
.related-header a:hover {
    color: #1F5EDC;
}

.detail-cta {
    margin-bottom: 48px;
    padding: 36px;
    border-radius: 24px;
    background: linear-gradient(180deg, rgba(255, 255, 255, .96) 0%, #f7faff 100%);
    border: 1px solid rgba(42, 108, 240, .1);
    box-shadow: 0 20px 40px rgba(15, 23, 42, .05);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
}

.detail-cta-eyebrow {
    display: inline-flex;
    margin-bottom: 12px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--primary);
}

.detail-cta h2 {
    margin: 0 0 12px;
    font-size: 24px;
    line-height: 1.3;
    color: var(--text-primary);
}

.detail-cta p {
    margin: 0;
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-secondary);
    max-width: 620px;
}

.detail-cta-actions {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-shrink: 0;
}

.related-articles {
    margin-bottom: 48px;
}

.related-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 24px;
}

.related-header h2 {
    margin: 0;
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
}

.related-card {
    background: #fff;
    border: 1px solid rgba(42, 108, 240, .08);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 18px 40px rgba(15, 23, 42, .05);
    transition: transform .3s ease, box-shadow .3s ease;
}

.related-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 24px 48px rgba(15, 23, 42, .08);
}

.related-card a {
    display: block;
    color: inherit;
    text-decoration: none;
}

.related-card-image img {
    display: block;
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.related-card-body {
    padding: 22px 20px;
}

.related-card-body h3 {
    margin: 0 0 12px;
    font-size: 18px;
    line-height: 1.4;
    font-weight: 600;
    color: var(--text-primary);
}

.related-tags {
    margin-bottom: 12px;
}

.related-card-body p {
    margin: 0 0 14px;
    font-size: 15px;
    line-height: 1.8;
    color: var(--text-secondary);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.related-card-body span {
    font-size: 13px;
    color: var(--text-secondary);
}

.case-navigation {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    padding-top: 32px;
    border-top: 1px solid #e8eef7;
}

.prev-case,
.next-case {
    display: flex;
    flex-direction: column;
    color: var(--text-secondary);
    text-decoration: none;
}

.prev-case:hover,
.next-case:hover {
    color: var(--primary);
}

.prev-case span:first-child,
.next-case span:first-child {
    font-size: 14px;
    margin-bottom: 8px;
}

.nav-title {
    font-size: 16px;
    font-weight: 500;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

@media (max-width: 768px) {
    .case-header h1 {
        font-size: 30px;
    }

    .case-header .case-excerpt {
        font-size: 16px;
    }

    .case-header .case-meta {
        flex-direction: column;
        gap: 10px;
    }

    .case-content {
        padding: 24px;
    }

    .case-content h2 {
        font-size: 24px;
    }

    .case-content h3 {
        font-size: 20px;
    }

    .detail-cta {
        padding: 28px 24px;
        flex-direction: column;
        align-items: flex-start;
    }

    .detail-cta-actions {
        width: 100%;
        flex-direction: column;
    }

    .detail-cta-actions .button {
        width: 100%;
    }

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

    .case-navigation {
        flex-direction: column;
    }

    .breadcrumb li:not(:last-child)::after {
        margin: 0 8px;
    }
}