/* ============================================================
   Webiness — Hub blog & pagine categoria
   Griglia card + sidebar + barra filtri/categorie.
   Caricato DOPO main.css solo dalle pagine /blog e /blog/<categoria>.
   (Non caricato dalle pagine articolo: niente regressioni sul layout post.)
   ============================================================ */

/* ── Tema chiaro (base) ── */
body { background: #f5f7ff; background-attachment: fixed; color: var(--lt-text-1); }
.page-hero { background: linear-gradient(135deg, #dce8ff 0%, #eef3ff 50%, #f5f7ff 100%); border-bottom: 1px solid #dde5f8; }
.page-hero-title { color: var(--lt-text-1); }
.page-hero-sub   { color: var(--lt-text-2); }

section { background: #f5f7ff; }
section:nth-child(even) { background: #eef3ff; }
section.cta-section { background: linear-gradient(135deg, #FF7A2E 0%, #F2640E 100%); }

.navbar { background: linear-gradient(105deg, rgba(8,13,30,0.97) 0%, rgba(13,31,107,0.97) 100%); border-bottom-color: rgba(255,255,255,0.1); }
.navbar.scrolled { background: linear-gradient(105deg, #08091e 0%, #0d1f6b 100%); }
.form-input { background: white; border-color: var(--lt-border); color: var(--lt-text-1); }
.form-input::placeholder { color: var(--lt-muted); }

/* ── Barra filtri usata come navigazione tra categorie ── */
.filter-btn { background: #ffffff; border-color: var(--lt-border); color: var(--lt-text-2); }
.filter-btn:hover  { border-color: var(--red); color: var(--red-text); }
.filter-btn.active { background: var(--red); border-color: var(--red); color: white; }
.filter-bar a.filter-btn { text-decoration: none; display: inline-flex; align-items: center; }

/* ── Griglia card ── */
.blog-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 24px; }
.blog-card {
  border-radius: var(--r-lg); overflow: hidden; border: 1px solid var(--lt-border);
  background: #ffffff; box-shadow: 0 2px 12px rgba(13,22,40,0.06);
  transition: all var(--ease); display: flex; flex-direction: column;
}
.blog-card:hover { transform: translateY(-5px); border-color: #c7d4f8; box-shadow: 0 16px 48px rgba(13,22,40,0.1); }
.blog-card.featured { grid-column: span 2; flex-direction: row; }
.blog-thumb {
  width: 100%; aspect-ratio: 16/9; background: #dde5f8; position: relative;
  overflow: hidden; display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.blog-card.featured .blog-thumb { width: 50%; aspect-ratio: auto; }
.blog-thumb::before {
  content: ''; position: absolute; inset: 0;
  background-image: linear-gradient(#c7d2ee 1px, transparent 1px), linear-gradient(90deg, #c7d2ee 1px, transparent 1px);
  background-size: 28px 28px;
}
.blog-thumb::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to bottom, transparent 50%, rgba(0,0,0,0.08) 100%); }
.blog-thumb-label { position: relative; z-index: 1; text-align: center; font-family: monospace; font-size: 11px; color: var(--lt-muted); line-height: 1.7; }
.blog-body { padding: 24px 28px 28px; display: flex; flex-direction: column; flex: 1; }
.blog-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.blog-cat { display: inline-block; padding: 3px 10px; border-radius: 40px; font-size: 11px; font-weight: 700; background: rgba(43,111,214,0.08); color: #2b6fd6; border: 1px solid rgba(43,111,214,0.22); letter-spacing: 0.05em; text-transform: uppercase; }
.blog-date { font-size: 12px; color: var(--lt-muted); font-weight: 500; }
.blog-title { font-size: 20px; font-weight: 600; font-family: 'Rubik', var(--font); color: var(--lt-text-1); line-height: 1.3; margin-bottom: 10px; transition: color var(--ease); }
.blog-card.featured .blog-title { font-size: 26px; }
.blog-card:hover .blog-title { color: var(--red-text); }
.blog-excerpt { font-size: 14px; color: var(--lt-text-2); line-height: 1.7; flex: 1; margin-bottom: 20px; }
.blog-read-more { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 700; color: #E800A0; letter-spacing: 0.04em; text-transform: uppercase; transition: gap var(--ease); }
.blog-card:hover .blog-read-more { gap: 10px; }

/* ── Layout contenuto + sidebar ── */
.blog-layout { display: grid; grid-template-columns: 1fr 300px; gap: 48px; align-items: start; }
.blog-sidebar { position: sticky; top: calc(var(--nav-h) + 24px); }
.sidebar-card { background: #ffffff; border: 1px solid var(--lt-border); border-radius: var(--r-lg); padding: 24px; margin-bottom: 20px; box-shadow: 0 2px 8px rgba(13,22,40,0.05); }
.sidebar-title { font-size: 13px; font-weight: 700; font-family: 'Rubik', var(--font); color: var(--lt-text-1); text-transform: uppercase; letter-spacing: 0.09em; margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--lt-border); }
.guide-list { display: flex; flex-direction: column; }
.guide-item { display: block; padding: 11px 0; border-bottom: 1px solid var(--lt-border); font-size: 13.5px; font-weight: 600; color: var(--lt-text-1); line-height: 1.4; text-decoration: none; transition: color var(--ease); }
.guide-item:last-child { border-bottom: none; padding-bottom: 0; }
.guide-item:hover { color: var(--red-text); }
.guide-item .gi-cat { display: block; font-size: 11px; font-weight: 700; color: var(--lt-muted); text-transform: uppercase; letter-spacing: 0.04em; margin-top: 3px; }

/* ── Responsive ── */
@media (max-width: 992px) {
  .blog-layout { grid-template-columns: 1fr; gap: 32px; }
  .blog-sidebar { position: static; top: auto; }
}
@media (max-width: 700px) {
  .blog-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .blog-card.featured { grid-column: span 2; flex-direction: column; }
  .blog-card.featured .blog-thumb { width: 100%; aspect-ratio: 16/9; }
  .blog-card.featured .blog-title { font-size: 19px; }
  .blog-body { padding: 13px 14px 16px; }
  .blog-meta { gap: 6px; margin-bottom: 8px; }
  .blog-cat { font-size: 9px; padding: 2px 7px; letter-spacing: 0.03em; }
  .blog-date { font-size: 10px; }
  .blog-title { font-size: 15px; line-height: 1.3; margin-bottom: 8px; }
  .blog-excerpt { font-size: 12.5px; line-height: 1.55; margin-bottom: 14px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
  .blog-card.featured .blog-excerpt { -webkit-line-clamp: 4; }
  .blog-read-more { font-size: 11.5px; }
}
@media (max-width: 380px) {
  .blog-grid { gap: 10px; }
  .blog-body { padding: 11px 11px 13px; }
  .blog-title { font-size: 14px; }
  .blog-excerpt { font-size: 12px; -webkit-line-clamp: 2; }
}