/* ============================================================
   DONGU & SOGGIA — Blog
   Studio Odontoiatrico · Sassari

   Foglio di stile AGGIUNTIVO: va caricato SEMPRE dopo style.css.
   Riusa le custom property (colori, font, ombre, raggi) definite in
   style.css :root — qui non si introduce nessuna palette nuova.
   Tutte le regole sono nuove classi (.blog-* / .post-*) oppure sono
   limitate a  body.page-blog , quindi la home resta invariata.
   ============================================================ */

/* L'attributo [hidden] deve vincere sui display: flex/block qui sotto
   (blog.js lo usa per nascondere toolbar, contatore e stati vuoti) */
body.page-blog [hidden] {
  display: none !important;
}

/* ============================================================
   HEADER SULLE PAGINE BLOG
   Sulla home l'header galleggia trasparente sopra la cover scura
   (style.css → .header:not(.scrolled) con testo bianco).
   Qui il fondo è chiaro: serve la versione "solida" fin da scroll 0.
   ============================================================ */
body.page-blog .header:not(.scrolled) {
  background: rgba(248, 246, 243, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 20px rgba(0, 0, 0, 0.04);
}

body.page-blog .header:not(.scrolled) .nav-links a {
  color: var(--color-navy);
  text-shadow: none;
}

body.page-blog .header:not(.scrolled) .nav-links a::after {
  background-color: var(--color-accent);
}

body.page-blog .header:not(.scrolled) .header-logo img {
  filter: none;
}

body.page-blog .header:not(.scrolled) .hamburger span {
  background-color: var(--color-navy);
}

body.page-blog .header:not(.scrolled) .btn-primary {
  background-color: var(--color-navy);
  border: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

body.page-blog .header:not(.scrolled) .btn-primary:hover {
  background-color: var(--color-navy-light);
}

/* Voce di menu della pagina corrente */
body.page-blog .nav-links a[aria-current="page"] {
  color: var(--color-accent-dark);
}

body.page-blog .nav-links a[aria-current="page"]::after {
  width: 100%;
}

body.page-blog .mobile-nav a[aria-current="page"] {
  color: var(--color-accent-dark);
}

/* L'header è fixed: recupera lo spazio in testa alla pagina */
.blog-page-top {
  padding-top: 140px;
}

/* ============================================================
   BREADCRUMB
   ============================================================ */
.blog-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-light);
  margin-bottom: 32px;
}

.blog-breadcrumb a:hover {
  color: var(--color-accent-dark);
}

.blog-breadcrumb .sep {
  opacity: 0.5;
}

.blog-breadcrumb .current {
  color: var(--color-navy);
  text-transform: none;
  letter-spacing: 0.02em;
}

/* ============================================================
   INTESTAZIONE PAGINA ELENCO
   ============================================================ */
.blog-intro {
  max-width: 720px;
  margin-bottom: 48px;
}

.blog-intro .section-subtitle {
  max-width: 640px;
}

/* ============================================================
   TOOLBAR — RICERCA + FILTRI
   ============================================================ */
.blog-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-bottom: 28px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--color-border);
}

.blog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.blog-chip {
  padding: 8px 18px;
  font-size: 0.75rem;
  font-weight: var(--fw-medium);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-light);
  background-color: transparent;
  border: 1px solid var(--color-border);
  border-radius: 100px;
  transition: all var(--transition-fast);
}

.blog-chip:hover {
  color: var(--color-navy);
  border-color: var(--color-accent);
}

.blog-chip.active {
  color: var(--color-white);
  background-color: var(--color-navy);
  border-color: var(--color-navy);
}

.blog-search-wrap {
  position: relative;
  flex: 0 1 280px;
}

.blog-search-wrap svg {
  position: absolute;
  top: 50%;
  left: 14px;
  transform: translateY(-50%);
  color: var(--color-text-light);
  pointer-events: none;
}

.blog-search-wrap input {
  width: 100%;
  padding: 11px 16px 11px 40px;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: var(--fw-regular);
  color: var(--color-text);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition-fast);
}

.blog-search-wrap input::placeholder {
  color: var(--color-text-light);
}

.blog-search-wrap input:focus {
  outline: none;
  border-color: var(--color-accent);
}

.blog-count {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-light);
  margin-bottom: 24px;
  display: block;
}

/* ============================================================
   GRIGLIA ARTICOLI
   ============================================================ */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.blog-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.blog-card-link {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.blog-card-media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background-color: var(--color-bg-alt);
}

.blog-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.blog-card:hover .blog-card-media img {
  transform: scale(1.05);
}

.blog-card-media-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-bg-alt), var(--color-sky-light));
}

.blog-card-media-empty span {
  font-size: 2rem;
  color: var(--color-accent);
  opacity: 0.6;
}

.blog-card-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 26px 26px 28px;
}

.blog-card-cat {
  font-size: 0.68rem;
  font-weight: var(--fw-semibold);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 12px;
}

.blog-card-title {
  font-size: 1.2rem;
  font-weight: var(--fw-medium);
  line-height: 1.35;
  color: var(--color-navy);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
  transition: color var(--transition-fast);
}

.blog-card:hover .blog-card-title {
  color: var(--color-accent-dark);
}

.blog-card-excerpt {
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--color-text-light);
  margin-bottom: 18px;
}

.blog-card-meta {
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: var(--color-text-light);
  margin-top: auto;
  padding-top: 4px;
}

.blog-card-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  font-size: 0.75rem;
  font-weight: var(--fw-medium);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-navy);
}

.blog-card-more svg {
  transition: transform var(--transition-base);
}

.blog-card:hover .blog-card-more svg {
  transform: translateX(4px);
}

/* ============================================================
   STATI VUOTI
   ============================================================ */
.blog-empty,
.blog-no-results {
  text-align: center;
  padding: 72px 24px;
  background-color: var(--color-white);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
}

.blog-empty-icon {
  font-size: 2rem;
  color: var(--color-accent);
  margin-bottom: 18px;
}

.blog-empty h3,
.blog-no-results h3 {
  font-size: 1.4rem;
  font-weight: var(--fw-light);
  color: var(--color-navy);
  margin-bottom: 12px;
}

.blog-empty p,
.blog-no-results p {
  font-size: 0.95rem;
  color: var(--color-text-light);
  max-width: 460px;
  margin: 0 auto;
}

.blog-empty .btn-secondary {
  margin-top: 28px;
}

/* ============================================================
   PAGINA ARTICOLO
   ============================================================ */
.post-wrap {
  max-width: 760px;
  margin: 0 auto;
}

.post-header {
  margin-bottom: 40px;
}

.post-cat {
  font-size: 0.7rem;
  font-weight: var(--fw-semibold);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-accent);
  display: block;
  margin-bottom: 18px;
}

.post-title {
  font-size: clamp(1.9rem, 3.6vw, 2.8rem);
  font-weight: var(--fw-light);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-navy);
  margin-bottom: 20px;
}

.post-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--color-text-light);
  letter-spacing: 0.03em;
}

.post-meta .sep {
  opacity: 0.5;
}

.post-cover {
  margin-bottom: 48px;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.post-cover img {
  width: 100%;
  height: auto;
}

.post-cover figcaption {
  font-size: 0.8rem;
  color: var(--color-text-light);
  padding: 12px 4px 0;
  text-align: center;
}

/* ---------- Corpo dell'articolo ---------- */
.post-body {
  font-size: 1.02rem;
  line-height: 1.9;
  color: var(--color-text);
}

.post-body > * + * {
  margin-top: 22px;
}

.post-body h2 {
  font-size: clamp(1.4rem, 2.4vw, 1.8rem);
  font-weight: var(--fw-light);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--color-navy);
  margin-top: 52px;
}

.post-body h3 {
  font-size: 1.15rem;
  font-weight: var(--fw-medium);
  line-height: 1.4;
  color: var(--color-navy);
  margin-top: 36px;
}

.post-body strong {
  font-weight: var(--fw-bold);
  color: var(--color-navy);
}

.post-body a {
  color: var(--color-accent-dark);
  border-bottom: 1px solid rgba(139, 168, 154, 0.5);
}

.post-body a:hover {
  border-bottom-color: var(--color-accent-dark);
}

.post-body ul,
.post-body ol {
  padding-left: 22px;
  list-style: disc;
}

.post-body ol {
  list-style: decimal;
}

.post-body li {
  margin-bottom: 10px;
  padding-left: 6px;
}

.post-body li::marker {
  color: var(--color-accent);
}

.post-body blockquote {
  padding: 24px 28px;
  border-left: 2px solid var(--color-accent);
  background-color: var(--color-bg-alt);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 1.05rem;
  font-weight: var(--fw-light);
  font-style: italic;
  line-height: 1.7;
  color: var(--color-navy);
  margin-top: 36px;
  margin-bottom: 36px;
}

.post-body figure {
  margin-top: 36px;
  margin-bottom: 36px;
}

.post-body figure img {
  width: 100%;
  border-radius: var(--radius-md);
}

.post-body figcaption {
  font-size: 0.8rem;
  color: var(--color-text-light);
  text-align: center;
  padding-top: 12px;
}

.post-body hr {
  border: none;
  height: 1px;
  background-color: var(--color-border);
  margin: 48px 0;
}

/* ---------- Condivisione ---------- */
.post-share {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 56px;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
}

.post-share-label {
  font-size: 0.72rem;
  font-weight: var(--fw-medium);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-light);
  margin-right: 6px;
}

.post-share a,
.post-share button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--color-navy);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  transition: all var(--transition-fast);
}

.post-share a:hover,
.post-share button:hover {
  color: var(--color-white);
  background-color: var(--color-navy);
  border-color: var(--color-navy);
  transform: translateY(-2px);
}

.post-share button.copied {
  color: var(--color-white);
  background-color: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
}

/* ---------- CTA di fine articolo ---------- */
.post-cta {
  margin-top: 64px;
  padding: 48px 40px;
  text-align: center;
  background-color: var(--color-bg-dark);
  border-radius: var(--radius-lg);
}

.post-cta h2 {
  font-size: clamp(1.4rem, 2.6vw, 1.9rem);
  font-weight: var(--fw-light);
  line-height: 1.3;
  color: var(--color-white);
  margin-bottom: 14px;
}

.post-cta p {
  font-size: 0.98rem;
  color: rgba(255, 255, 255, 0.72);
  max-width: 480px;
  margin: 0 auto 28px;
}

.post-cta .btn-primary {
  background-color: var(--color-white);
  color: var(--color-navy);
}

.post-cta .btn-primary:hover {
  background-color: var(--color-sky-light);
}

/* ---------- Articoli correlati ---------- */
.blog-related {
  margin-top: 96px;
  padding-top: 56px;
  border-top: 1px solid var(--color-border);
}

.blog-related-title {
  font-size: 1.5rem;
  font-weight: var(--fw-light);
  color: var(--color-navy);
  margin-bottom: 32px;
}

.blog-related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* ============================================================
   SEZIONE BLOG
   ============================================================ */
.blog-section {
  padding-bottom: var(--section-padding);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .blog-grid,
  .blog-related-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .blog-page-top {
    padding-top: 112px;
  }

  .blog-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .blog-search-wrap {
    flex: 1 1 auto;
    order: -1;
  }

  .blog-filters {
    gap: 8px;
  }

  .blog-grid,
  .blog-related-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .post-cta {
    padding: 40px 24px;
  }

  .blog-related {
    margin-top: 72px;
    padding-top: 44px;
  }

  .post-body {
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .blog-breadcrumb {
    font-size: 0.7rem;
    margin-bottom: 24px;
  }

  .blog-card-body {
    padding: 22px 20px 24px;
  }

  .blog-empty,
  .blog-no-results {
    padding: 52px 20px;
  }
}