/* ===================================================
   MSX Blog — Stili pagina articolo (blog-articolo.css)
   =================================================== */

/* ── Hero articolo ── */
.article-hero {
  position: relative;
  min-height: 480px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.article-hero__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
}
.article-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(12,40,80,.92) 0%, rgba(12,40,80,.45) 60%, rgba(12,40,80,.15) 100%);
}
.article-hero__content {
  position: relative;
  z-index: 2;
  color: #fff;
  padding-bottom: 52px;
  padding-top: 40px;
  max-width: 820px;
}
.article-hero__meta {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.article-meta__date,
.article-meta__read {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .82rem;
  color: rgba(255,255,255,.8);
}
.article-hero__title {
  font-family: var(--font-h);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 24px;
}
.article-author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.article-author__img {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(255,255,255,.4);
  flex-shrink: 0;
}
.article-author__name {
  display: block;
  font-size: .9rem;
  font-weight: 700;
  color: #fff;
}
.article-author__role {
  font-size: .78rem;
  color: rgba(255,255,255,.7);
}

/* ── Layout articolo + sidebar ── */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 52px;
  padding-top: 52px;
  padding-bottom: 60px;
  align-items: start;
}

/* ── Corpo articolo ── */
.article-main {
  min-width: 0; /* prevents grid overflow */
}
.article-abstract {
  font-size: 1.08rem;
  color: var(--dark);
  line-height: 1.8;
  background: var(--primary-light);
  border-left: 4px solid var(--primary);
  padding: 18px 22px;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin-bottom: 32px;
}
.article-main h2 {
  font-family: var(--font-h);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--dark);
  margin: 36px 0 14px;
  line-height: 1.3;
}
.article-main h3 {
  font-family: var(--font-h);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--dark);
  margin: 28px 0 10px;
}
.article-main p {
  font-size: .97rem;
  color: var(--text);
  line-height: 1.85;
  margin-bottom: 16px;
}
.article-main a { color: var(--primary); }
.article-main a:hover { text-decoration: underline; }
.article-main blockquote {
  border-left: 4px solid var(--primary);
  padding: 18px 24px;
  background: var(--bg-alt);
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 28px 0;
  font-style: italic;
  font-size: 1rem;
  color: var(--dark);
}
.article-main blockquote cite {
  display: block;
  margin-top: 10px;
  font-size: .82rem;
  font-style: normal;
  font-weight: 600;
  color: var(--primary);
}
.article-list {
  list-style: none;
  margin: 16px 0 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.article-list li {
  padding-left: 22px;
  position: relative;
  font-size: .97rem;
  color: var(--text);
  line-height: 1.7;
}
.article-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
}
.article-figure {
  margin: 28px 0;
}
.article-figure img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}
.article-figure figcaption {
  font-size: .8rem;
  color: var(--text-light);
  text-align: center;
  margin-top: 8px;
  font-style: italic;
}

/* ── Bio autore (in fondo) ── */
.author-bio {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background: var(--bg-alt);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-top: 40px;
  border: 1px solid var(--border);
}
.author-bio__img {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}
.author-bio__name {
  font-family: var(--font-h);
  font-size: 1rem;
  font-weight: 700;
  color: var(--dark);
  display: block;
  margin-bottom: 2px;
}
.author-bio__role {
  font-size: .82rem;
  color: var(--primary);
  font-weight: 600;
  display: block;
  margin-bottom: 8px;
}
.author-bio__text {
  font-size: .88rem;
  color: var(--text-light);
  line-height: 1.7;
}

/* ── Sidebar ── */
.article-sidebar {
  position: sticky;
  top: 90px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.sidebar-box {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: var(--shadow-sm);
}
.sidebar-box--promo {
  background: var(--dark);
  border-color: var(--dark);
  text-align: center;
}
.sidebar-box--promo .sidebar-box__icon {
  width: 52px;
  height: 52px;
  background: rgba(59,126,179,.25);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
  font-size: 1.3rem;
  color: var(--primary);
}
.sidebar-box--promo h4 {
  color: #fff;
  font-family: var(--font-h);
  font-size: .95rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.sidebar-box--promo p {
  color: rgba(255,255,255,.75);
  font-size: .85rem;
}
.sidebar-box__title {
  font-family: var(--font-h);
  font-size: .78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text-light);
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
.sidebar-posts {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.sidebar-post {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.sidebar-post img {
  width: 60px;
  height: 60px;
  border-radius: 8px;
  object-fit: cover;
  flex-shrink: 0;
}
.sidebar-post a {
  font-size: .85rem;
  font-weight: 600;
  color: var(--dark);
  line-height: 1.4;
  display: block;
  margin-bottom: 3px;
}
.sidebar-post a:hover { color: var(--primary); }
.sidebar-post span { font-size: .75rem; color: var(--text-light); }
.sidebar-categories {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.sidebar-categories a {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .88rem;
  color: var(--text);
  padding: 6px 0;
  border-bottom: 1px solid var(--bg-alt);
  transition: var(--transition);
}
.sidebar-categories a:last-child { border-bottom: none; }
.sidebar-categories a i { color: var(--primary); width: 16px; text-align: center; }
.sidebar-categories a:hover { color: var(--primary); padding-left: 4px; }
.sidebar-box--contact h4 {
  font-family: var(--font-h);
  font-size: .9rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
}
.sidebar-box--contact p {
  font-size: .85rem;
  color: var(--text-light);
  margin-bottom: 12px;
}
.sidebar-contact-link {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .88rem;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 8px;
}
.sidebar-contact-link i { width: 16px; text-align: center; }
.sidebar-contact-link:hover { color: var(--primary-dark); }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .article-layout { grid-template-columns: 1fr; gap: 40px; }
  .article-sidebar { position: static; }
  .article-hero { min-height: 380px; }
}
@media (max-width: 640px) {
  .article-hero__title { font-size: 1.6rem; }
  .article-hero { min-height: 300px; }
  .author-bio { flex-direction: column; }
}