/* ============================================================
   COLÉGIO ALTERNATIVO — blog.css
   Estilos específicos desta página. Requer base.css.
   ============================================================ */

.nav-item:hover .dropdown-menu { opacity: 1; visibility: visible; transform: translateY(0); }

.hero-deco { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }

.hero-deco span { position: absolute; border-radius: 50%; }

.hero-tag { font-size: 0.75rem; font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase; color: rgba(255,255,255,0.55); margin-bottom: 0.8rem; }

.hero-wave { position: absolute; bottom: -2px; left: 0; right: 0; }

.posts-section { padding: 5rem 0; background: var(--white); }

.posts-header { text-align: center; margin-bottom: 3.5rem; }

.posts-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.8rem; }

.post-card {
      background: var(--white); border-radius: var(--radius-lg);
      border: 1px solid var(--line); overflow: hidden;
      box-shadow: var(--shadow-sm); transition: var(--transition);
      display: flex; flex-direction: column;
    }

.post-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--sky-light); }

.post-img-wrap {
      position: relative; overflow: hidden; aspect-ratio: 16/9;
    }

.post-img-wrap img {
      width: 100%; height: 100%; object-fit: cover; object-position: center;
      transition: transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
    }

.post-card:hover .post-img-wrap img { transform: scale(1.06); }

.post-date-badge {
      position: absolute; top: 1rem; left: 1rem;
      background: var(--sky); color: white;
      font-size: 0.72rem; font-weight: 700; letter-spacing: 0.06em;
      text-transform: uppercase; border-radius: 6px; padding: 0.25rem 0.7rem;
    }

.post-body { padding: 1.5rem; flex: 1; display: flex; flex-direction: column; }

.post-category {
      font-size: 0.72rem; font-weight: 700; letter-spacing: 0.1em;
      text-transform: uppercase; color: var(--sky); margin-bottom: 0.6rem;
    }

.post-title {
      font-size: 1.05rem; font-weight: 700; color: var(--ink);
      line-height: 1.35; margin-bottom: 0.8rem; flex: 1;
    }

.post-read-more {
      display: inline-flex; align-items: center; gap: 6px;
      font-size: 0.85rem; font-weight: 700; color: var(--sky);
      transition: var(--transition); margin-top: auto; padding-top: 0.5rem;
    }

.post-read-more svg { width: 16px; height: 16px; stroke: var(--sky); transition: var(--transition); }

.post-card:hover .post-read-more { color: var(--sky); }

.post-card:hover .post-read-more svg { stroke: var(--sky); transform: translateX(4px); }

.blog-cta-section { padding: 1rem 0 1.5rem; background: var(--ice); }

.blog-cta-inner {
      background: linear-gradient(135deg, var(--sky) 0%, var(--sky-light) 60%, #BDE5F5 100%);
      border-radius: var(--radius-lg); padding: 2rem 3rem;
      position: relative; overflow: hidden; text-align: center; color: white;
    }

.blog-cta-inner::before {
      content: ''; position: absolute; inset: 0;
      background: radial-gradient(ellipse at 80% 30%, rgba(255,255,255,0.06) 0%, transparent 60%);
    }

.blog-cta-deco { position: absolute; border-radius: 50%; pointer-events: none; z-index: 0; }

.blog-cta-inner > *:not(.blog-cta-deco) { position: relative; z-index: 1; }

.blog-cta-tag { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase; color: rgba(255,255,255,0.55); margin-bottom: 0.8rem; }

.blog-cta-title { font-size: clamp(1.6rem, 3.5vw, 2.5rem); font-weight: 900; line-height: 1.2; margin-bottom: 1rem; }

.blog-cta-desc { font-size: 1rem; color: rgba(255,255,255,0.8); max-width: 520px; margin: 0 auto 2rem; }

.blog-cta-btns { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

@media (max-width: 1024px) {
  .posts-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .posts-grid { grid-template-columns: repeat(2, 1fr); }
  .blog-cta-inner { padding: 2rem 1.5rem; }
}

@media (max-width: 560px) {
  .posts-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .blog-cta-btns { flex-direction: column; }
}