/* Travel blog & SEO content hub */
.tb-hero {
    background: linear-gradient(135deg, #0f766e 0%, #0369a1 50%, #312e81 100%);
    color: #fff;
    border-radius: 1rem;
    padding: 2rem 1.25rem;
    margin-bottom: 1.5rem;
}
.tb-hero h1 { font-size: clamp(1.5rem, 4vw, 2.25rem); font-weight: 800; }
.tb-hero p { margin-top: 0.5rem; color: rgba(255,255,255,.9); max-width: 40rem; }

.tb-cats {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}
.tb-cat-btn {
    padding: 0.45rem 0.9rem;
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 600;
    border: 1px solid #cbd5e1;
    background: #fff;
    color: #334155;
    cursor: pointer;
    transition: all .15s;
}
.tb-cat-btn:hover, .tb-cat-btn.is-active {
    background: #0d9488;
    border-color: #0d9488;
    color: #fff;
}

.tb-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(17rem, 1fr));
    gap: 1.25rem;
}
.tb-card {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 0.875rem;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: box-shadow .2s, border-color .2s;
    height: 100%;
}
.tb-card:hover {
    border-color: #99f6e4;
    box-shadow: 0 8px 24px rgba(13,148,136,.12);
}
.tb-card__img {
    height: 9rem;
    background: linear-gradient(135deg, #ccfbf1, #dbeafe);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #0d9488;
    font-size: 2.5rem;
}
.tb-card__body { padding: 1rem; flex: 1; display: flex; flex-direction: column; }
.tb-card__meta { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.04em; color: #64748b; margin-bottom: 0.35rem; }
.tb-card__title { font-size: 1.05rem; font-weight: 700; color: #0f172a; line-height: 1.3; }
.tb-card__title a { color: inherit; text-decoration: none; }
.tb-card__title a:hover { color: #0d9488; }
.tb-card__excerpt { font-size: 0.875rem; color: #64748b; margin-top: 0.5rem; flex: 1; line-clamp: 3; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.tb-card__foot { margin-top: 0.75rem; font-size: 0.75rem; color: #94a3b8; display: flex; justify-content: space-between; align-items: center; }

.tb-featured { margin-bottom: 2rem; }
.tb-featured h2 { font-size: 1.15rem; font-weight: 700; margin-bottom: 0.75rem; color: #1e293b; }

.tb-empty { text-align: center; padding: 3rem; color: #64748b; }

/* Article page */
.art-hero { margin-bottom: 1.5rem; }
.art-meta { display: flex; flex-wrap: wrap; gap: 0.5rem; font-size: 0.8rem; color: #64748b; margin-bottom: 0.75rem; }
.art-meta span { display: inline-flex; align-items: center; gap: 0.3rem; }
.art-title { font-size: clamp(1.75rem, 4vw, 2.5rem); font-weight: 800; color: #0f172a; line-height: 1.15; }
.art-excerpt { font-size: 1.1rem; color: #475569; margin-top: 0.75rem; }
.art-content {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 1rem;
    padding: 1.5rem 1.25rem;
    line-height: 1.75;
    color: #334155;
}
.art-content h2 { font-size: 1.35rem; font-weight: 700; margin: 1.25rem 0 0.5rem; color: #0f172a; }
.art-content h3 { font-size: 1.1rem; font-weight: 600; margin: 1rem 0 0.4rem; }
.art-content ul, .art-content ol { margin: 0.5rem 0 0.5rem 1.25rem; }
.art-content a { color: #0d9488; text-decoration: underline; }
.art-tags { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-top: 1.5rem; }
.art-tag { font-size: 0.75rem; padding: 0.25rem 0.6rem; background: #f1f5f9; border-radius: 999px; color: #475569; }
.art-related { margin-top: 2.5rem; }
.art-cta {
    margin-top: 2rem;
    padding: 1.25rem;
    background: linear-gradient(135deg, #ecfdf5, #eff6ff);
    border: 1px solid #a7f3d0;
    border-radius: 1rem;
    text-align: center;
}
.art-cta a { display: inline-block; margin-top: 0.75rem; padding: 0.65rem 1.25rem; background: #0d9488; color: #fff; border-radius: 0.5rem; font-weight: 600; text-decoration: none; }