.seo-intro {
    background: rgba(255, 255, 255, 0.7);
    border-radius: 1.5rem;
    padding: 1.4rem 1.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.85;
    color: #4A3459;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.04);
}

.seo-intro h2 {
    font-size: 1.2rem;
    font-weight: 800;
    margin-bottom: 0.6rem;
    background: linear-gradient(125deg, #562B7C, #C45B86);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.seo-kw-link {
    color: #B83B7C;
    text-decoration: none;
    border-bottom: 1px dashed rgba(184, 59, 124, 0.35);
    font-weight: 600;
}

.seo-kw-link:hover {
    color: #E25E8C;
}

.seo-keyword-cloud,
.seo-related-grid {
    margin: 2rem 0 1rem;
}

.seo-keyword-cloud h3,
.seo-related-grid h3 {
    font-size: 1rem;
    font-weight: 700;
    color: #562B7C;
    margin-bottom: 0.8rem;
}

.seo-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.seo-tag {
    display: inline-block;
    padding: 0.35rem 0.85rem;
    background: rgba(192, 132, 252, 0.12);
    border: 1px solid rgba(192, 132, 252, 0.25);
    border-radius: 20px;
    color: #8B4FA8;
    font-size: 0.75rem;
    font-weight: 600;
    text-decoration: none;
    transition: 0.2s;
}

.seo-tag:hover {
    background: rgba(255, 138, 102, 0.15);
    border-color: #FF8A66;
    color: #E25E8C;
}

.seo-related-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 0.7rem;
}

.seo-related-item {
    background: rgba(255, 255, 255, 0.85);
    border-radius: 0.9rem;
    padding: 0.6rem 0.7rem;
    text-decoration: none;
    color: #2D1B4E;
    font-size: 0.8rem;
    font-weight: 600;
    text-align: center;
    border: 1px solid rgba(192, 132, 252, 0.15);
}

.seo-related-item:hover {
    color: #E25E8C;
}

.seo-footer-panel:not(.site-bottom-card) {
    max-width: 1200px;
    margin: 1.5rem auto 0;
    padding: 1.35rem 1.5rem;
    background: rgba(255, 255, 255, 0.92);
    border-radius: 1.25rem;
    box-shadow: 0 8px 24px rgba(86, 43, 124, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.8);
}

.seo-footer-title {
    font-size: 1.05rem;
    font-weight: 800;
    color: #2D1B4E;
    margin-bottom: 1.1rem;
    text-align: left;
}

.seo-footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
    justify-content: flex-start;
    margin: 0;
    padding: 0;
    border: none;
    line-height: normal;
}

.seo-footer-links .seo-tag {
    font-size: 0.72rem;
    padding: 0.55rem 0.85rem;
    background: #fff;
    border: 1px solid rgba(192, 132, 252, 0.18);
    border-radius: 0.65rem;
    color: #6B5B7A;
    font-weight: 600;
}

.seo-footer-links .seo-tag:hover {
    border-color: rgba(255, 138, 102, 0.45);
    color: #E25E8C;
    background: rgba(255, 245, 250, 0.9);
}

.seo-footer-links a {
    margin: 0;
}

.section-subtitle {
    font-size: 0.95rem;
    font-weight: 700;
    color: #7D669E;
    margin: -0.4rem 0 1rem;
}

h3.section-heading {
    font-size: 1rem;
}

/* 蜘蛛网隐藏关联导航：仅爬虫可读，不占视觉空间 */
.seo-spider-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.cat-more a {
    color: inherit;
    text-decoration: none;
}