/* =========================================================
   Blog - Risorsse e articoli
   ========================================================= */

/* ---------- Risorse (indice articoli) ---------- */
.article-meta {
  display: flex; align-items: center; gap: 12px;
  font: 500 .85rem/1 var(--font-body); color: var(--muted);
  margin-bottom: 18px;
}
.article-meta .dot-sep { width: 4px; height: 4px; border-radius: 50%; background: var(--purple-light); }
.article-meta time { color: var(--purple-light); }

.featured-card .article-meta { font-size: .88rem; margin-bottom: 22px; }
.article-category {
  display: inline-flex; align-items: center; gap: 6px;
  font: 600 .72rem/1 var(--font-display); letter-spacing: .08em;
  text-transform: uppercase; color: var(--teal-deep);
  background: var(--teal-light); border-radius: 999px; padding: 7px 14px;
}
.article-category.coral { background: var(--coral-light); color: var(--coral-deep); }
.article-category.mist { background: var(--purple-mist); color: var(--purple-dark); }

.category-filter { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 42px; }
.category-chip {
  font: 600 .86rem/1 var(--font-display); letter-spacing: .02em;
  color: var(--purple-dark); text-decoration: none; cursor: pointer;
  border: 1.5px solid var(--purple-light); border-radius: 999px;
  padding: 10px 22px; background: transparent;
  transition: background-color .3s var(--ease), color .3s var(--ease),
    border-color .3s var(--ease), transform .3s var(--ease);
}
.category-chip:hover { border-color: var(--teal); color: var(--teal-deep); transform: translateY(-2px); }
.category-chip.active { background: var(--purple-dark); color: #fff; border-color: var(--purple-dark); }

.featured-card {
  display: grid; grid-template-columns: 1.3fr .7fr; gap: 40px; align-items: center;
  background: var(--white); border: 1px solid rgba(58, 86, 113, .10);
  border-radius: var(--radius); padding: clamp(36px, 5vw, 56px);
  box-shadow: var(--shadow-card); margin-bottom: 44px;
  position: relative; overflow: hidden;
  transition: transform .4s var(--ease), box-shadow .4s var(--ease);
}
.featured-card::before {
  content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 5px;
  background: linear-gradient(90deg, var(--teal), var(--coral));
  transform: scaleX(0); transform-origin: left; transition: transform .6s var(--ease);
}
.featured-card:hover::before { transform: scaleX(1); }
.featured-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lift); }
.featured-card.hidden { display: none; }
.featured-card h2 {
  font: 700 clamp(1.55rem, 2.4vw, 1.9rem)/1.28 var(--font-display);
  letter-spacing: -.015em; color: var(--ink); margin-bottom: 16px;
}
.featured-desc {
  font: 400 1rem/1.7 var(--font-body); color: var(--muted); max-width: 58ch; margin-bottom: 26px;
}
.featured-visual {
  position: relative; height: 320px; border-radius: 20px; overflow: hidden;
  background: linear-gradient(135deg, var(--teal-light), var(--coral-light));
}
.featured-visual .fv-blob {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 220px; height: 220px;
  background: linear-gradient(135deg, var(--teal), var(--coral));
  animation: morph 12s ease-in-out infinite;
  opacity: .15;
}
.featured-visual .fv-ring {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 160px; height: 160px; border-radius: 50%;
  border: 2px dashed var(--teal); opacity: .3;
  animation: spinCenter 22s linear infinite;
}

.blog-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px; }
.blog-grid .article-card {
  opacity: 1; transform: none;
  transition: opacity .4s var(--ease), transform .4s var(--ease);
}
.blog-grid .article-card.hidden { opacity: 0; transform: translateY(20px); position: absolute; visibility: hidden; }

.article-card {
  position: relative; overflow: hidden;
  background: var(--white); border: 1px solid rgba(58, 86, 113, .10);
  border-radius: var(--radius); padding: 28px 26px;
  box-shadow: var(--shadow-card);
  transition: transform .4s var(--ease), box-shadow .4s var(--ease);
}
.article-card::before {
  content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 5px;
  background: linear-gradient(90deg, var(--teal), var(--coral));
  transform: scaleX(0); transform-origin: left; transition: transform .6s var(--ease);
}
.article-card:hover::before { transform: scaleX(1); }
.article-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lift); }
.article-card h3 {
  font: 700 1.12rem/1.32 var(--font-display); letter-spacing: -.01em;
  color: var(--ink); margin-bottom: 12px;
}
.article-card .card-desc { font-size: .94rem; margin-bottom: 20px; }
.article-card .card-link { margin-top: auto; }

/* ---------- Pagina articolo ---------- */
.toc-nav { display: grid; gap: 8px; }
.toc-nav a {
  font: 500 .9rem/1.5 var(--font-body); color: var(--muted);
  text-decoration: none; padding: 8px 14px; border-left: 2px solid transparent;
  transition: color .3s var(--ease), border-color .3s var(--ease);
  display: block;
}
.toc-nav a:hover { color: var(--purple-dark); border-left-color: var(--teal); }
.toc-nav a.active { color: var(--purple-dark); border-left-color: var(--teal); font-weight: 600; }

.post-content > h2 { margin-top: 42px; margin-bottom: 18px; }
.post-content > h2:first-of-type { margin-top: 0; }
.post-content > h3 {
  font: 700 1.15rem/1.35 var(--font-display); letter-spacing: -.01em;
  color: var(--ink); margin-top: 32px; margin-bottom: 12px;
}
.post-content ul:not(.feature-list) { list-style: none; margin: 14px 0 18px; padding: 0 0 0 24px; }
.post-content ul:not(.feature-list) li {
  position: relative; margin-bottom: 8px;
  font: 400 1rem/1.65 var(--font-body); color: var(--ink);
}
.post-content ul:not(.feature-list) li::before {
  content: ""; position: absolute; left: -20px; top: 9px;
  width: 6px; height: 6px; border-radius: 50%; background: var(--teal);
}
.post-content blockquote {
  margin: 34px 0; padding: 24px 30px;
  border-left: 4px solid var(--teal);
  background: linear-gradient(135deg, rgba(228, 234, 240, .65), rgba(254, 243, 233, .60));
  border-radius: 0 14px 14px 0;
  font: 400 1.05rem/1.65 var(--font-body); color: var(--ink);
}
.post-content blockquote p { margin: 0 !important; font-style: normal; }

.author-box {
  display: flex; gap: 24px; align-items: flex-start;
  margin-top: 52px; padding: 30px 32px;
  background: var(--white); border: 1px solid rgba(58, 86, 113, .10);
  border-radius: 20px; box-shadow: var(--shadow-card);
}
.author-img {
  width: 72px; height: 72px; border-radius: 20px; flex: none;
  background: linear-gradient(135deg, var(--teal-light), var(--coral-light));
  display: inline-flex; align-items: center; justify-content: center;
}
.author-img span {
  font: 800 1.3rem/1 var(--font-display); color: var(--teal-deep);
}
.author-text h4 {
  font: 700 1.05rem/1.3 var(--font-display); letter-spacing: -.01em; color: var(--ink); margin-bottom: 6px;
}
.author-text .role { font: 500 .88rem/1 var(--font-body); color: var(--coral-deep); }
.author-text .bio { font: 400 .92rem/1.6 var(--font-body); color: var(--muted); margin-top: 8px; }

.faq-list { display: grid; gap: 12px; margin: 18px 0 26px; }
.faq-item {
  background: var(--white); border: 1px solid rgba(58, 86, 113, .10);
  border-radius: 16px; overflow: hidden;
  transition: border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.faq-item:hover { border-color: rgba(58, 86, 113, .3); box-shadow: var(--shadow-card); }
.faq-item summary,
.faq-item .faq-trigger {
  cursor: pointer; padding: 16px 22px;
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  font: 600 .95rem/1.4 var(--font-display); color: var(--ink);
  list-style: none; user-select: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover,
.faq-item .faq-trigger:hover { color: var(--purple-dark); }
.faq-item summary svg,
.faq-item .faq-trigger svg { width: 18px; height: 18px; flex: none; color: var(--purple-light); transition: transform .3s var(--ease), color .3s var(--ease); }
.faq-item summary .faq-chev svg,
.faq-item .faq-trigger .faq-chev svg { width: 15px; height: 15px; color: inherit; }
.faq-item[open] summary,
.faq-item.is-open .faq-trigger { background: rgba(228, 234, 240, .5); }
.faq-item[open] summary > svg,
.faq-item.is-open .faq-trigger > svg { transform: rotate(180deg); }
.faq-item[open] .faq-chev svg,
.faq-item.is-open .faq-chev svg { color: #fff; stroke: currentColor; transform: none; }
.faq-item .faq-body {
  padding: 0 22px 16px;
  font: 400 .92rem/1.6 var(--font-body); color: var(--muted);
}

.article-footer { margin-top: 52px; padding-top: 28px; border-top: 2px dashed var(--purple-light); text-align: center; }
.article-footer .links-row { justify-content: center; margin-top: 16px; }

.responsive-break { display: none; }

@media (max-width: 968px) {
  .featured-card { grid-template-columns: 1fr; }
  .featured-visual { height: 260px; }
  .blog-grid { grid-template-columns: 1fr; }
  .author-box { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 600px) {
  .faq-item summary,
  .faq-item .faq-trigger { font-size: .9rem; }
}