.towa-seo-page {
    background: linear-gradient(180deg, #f6f9ff 0%, #ffffff 38%, #ffffff 100%);
}
.towa-seo-hero {
    border-bottom: 1px solid rgba(15, 23, 42, .08);
}
.towa-seo-eyebrow {
    background: rgba(13, 110, 253, .08);
    color: #0d6efd;
}
.towa-seo-card {
    border: 1px solid rgba(15, 23, 42, .08);
    box-shadow: 0 20px 50px rgba(15, 23, 42, .06);
}
.towa-seo-content h2 {
    font-weight: 800;
    margin-top: 2.75rem;
    margin-bottom: 1rem;
}
.towa-seo-content p,
.towa-seo-content li {
    color: #475569;
    line-height: 1.95;
}
.towa-seo-toc {
    position: sticky;
    top: 96px;
    max-width: 180px;
    margin-left: auto;
}
.towa-seo-toc a {
    display: block;
    color: #64748b;
    text-decoration: none;
    font-size: .875rem;
    padding: .35rem 0;
    border-left: 2px solid transparent;
    padding-left: .75rem;
}
.towa-seo-toc a:hover {
    color: #0d6efd;
    border-left-color: #0d6efd;
}
.towa-related-link {
    text-decoration: none;
    border: 1px solid rgba(13, 110, 253, .15);
    background: #fff;
    transition: .18s ease;
}
.towa-related-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(13, 110, 253, .10);
}
.towa-case-step {
    border-left: 4px solid #0d6efd;
}
@media (max-width: 991.98px) {
    .towa-seo-toc { position: static; max-width: 100%; margin-left: 0; }
}