/* ============================================================
   Webiness — Stile condiviso degli ARTICOLI del blog
   Caricato dopo main.css da tutti i file /articoli/<slug>.html
   (usa le variabili :root definite in main.css)
   ============================================================ */

/* ── Tema chiaro (base blog) ── */
body { background: var(--lt-bg); background-attachment: fixed; color: var(--lt-text-1); }
.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); }

/* ── Article layout ── */
.article-head { padding: 120px 0 12px; }
.article-wrap { max-width: 760px; margin: 0 auto; padding: 0 24px; }
.breadcrumb { font-size: 13px; color: var(--lt-text-3); margin-bottom: 22px; display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.breadcrumb a { color: var(--lt-text-3); text-decoration: none; }
.breadcrumb a:hover { color: var(--red-text); }
.breadcrumb span { color: var(--lt-border-2); }
.article-cat { display: inline-block; font-size: 12px; font-weight: 800; letter-spacing: 0.06em; text-transform: uppercase; color: #fff; background: var(--grad-brand-text); border-radius: 40px; padding: 6px 14px; margin-bottom: 18px; }
.article-h1 { font-size: clamp(1.9rem, 4vw, 2.7rem); font-weight: 900; font-family: 'Rubik', var(--font); line-height: 1.15; color: var(--lt-blue-heading); margin: 0 0 18px; }
.article-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; font-size: 14px; color: var(--lt-text-3); margin-bottom: 6px; }
.article-meta .am-author { display: flex; align-items: center; gap: 10px; }
.article-meta img { width: 34px; height: 34px; border-radius: 50%; object-fit: cover; }
.article-meta strong { color: var(--lt-text-1); font-weight: 700; }
.article-meta .dot { color: var(--lt-border-2); }

.article-hero { max-width: 1000px; margin: 28px auto 44px; padding: 0 24px; }
.article-hero img { width: 100%; height: auto; border-radius: var(--r-lg); display: block; }

.article-body { font-size: 17.5px; line-height: 1.8; color: var(--lt-text-4); }
.article-body h2 { font-size: 1.6rem; font-weight: 800; font-family: 'Rubik', var(--font); color: var(--lt-blue); line-height: 1.25; margin: 48px 0 16px; scroll-margin-top: 90px; }
.article-body h3 { font-size: 1.2rem; font-weight: 800; color: var(--lt-text-1); margin: 30px 0 10px; }
.article-body p { margin: 0 0 18px; }
.article-body strong { color: var(--lt-text-1); }
.article-body a { color: var(--red-dk); text-decoration: underline; text-underline-offset: 2px; }
.article-body ul { margin: 0 0 18px; padding-left: 22px; }
.article-body li { margin-bottom: 8px; }
.article-body blockquote { margin: 24px 0; padding: 4px 0 4px 22px; border-left: 3px solid var(--red); font-size: 19px; line-height: 1.6; color: var(--lt-text-1); font-style: italic; }
.article-body blockquote cite { display: block; margin-top: 8px; font-size: 14px; font-style: normal; color: var(--lt-text-3); }

/* In sintesi */
.insintesi { background: #fff; border: 1px solid var(--lt-border); border-left: 4px solid; border-image: linear-gradient(to bottom, #E800A0, #FF7A2E) 1; border-radius: 14px; padding: 24px 26px; margin: 30px 0 36px; box-shadow: 0 6px 24px rgba(13,22,40,0.05); }
.insintesi-title { font-size: 13px; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; color: var(--red-text); margin-bottom: 14px; }
.insintesi ul { margin: 0; padding-left: 20px; }
.insintesi li { margin-bottom: 8px; font-size: 16px; color: var(--lt-text-4); }

/* TOC */
.toc { background: #fdfdff; border: 1px solid #e6ecf7; border-radius: 14px; padding: 22px 26px; margin: 0 0 36px; }
.toc-title { font-size: 13px; font-weight: 800; letter-spacing: 0.06em; text-transform: uppercase; color: var(--lt-text-2); margin-bottom: 12px; }
.toc ol { margin: 0; padding-left: 20px; }
.toc li { margin-bottom: 7px; font-size: 15px; }
.toc a { color: var(--lt-blue-text); text-decoration: none; }
.toc a:hover { text-decoration: underline; }

/* Tabella confronto */
.article-table { width: 100%; border-collapse: collapse; margin: 24px 0 32px; font-size: 15.5px; background: #fff; border-radius: 12px; overflow: hidden; box-shadow: 0 6px 24px rgba(13,22,40,0.05); }
.article-table th, .article-table td { text-align: left; padding: 13px 16px; border-bottom: 1px solid #eef2f7; vertical-align: top; }
.article-table thead th { background: var(--bg-dk); color: #fff; font-weight: 700; }
.article-table tbody tr:last-child td { border-bottom: none; }
.article-table td:first-child { font-weight: 700; color: var(--lt-text-1); }

/* Figura / grafico SVG (riprodotto dalle fonti) */
.article-figure { margin: 28px 0 34px; }
.article-figure svg { width: 100%; height: auto; display: block; background: #fff; border: 1px solid var(--lt-border); border-radius: 14px; box-shadow: 0 6px 24px rgba(13,22,40,0.05); }
.article-figure figcaption { font-size: 13.5px; color: var(--lt-text-3); margin-top: 10px; line-height: 1.6; }
.article-figure figcaption a { color: var(--lt-blue); }

/* Sezione Fonti (in coda all'articolo) */
/* <section> globale ha padding 96px 0 in main.css: qui lo annulliamo e gestiamo
   lo spazio con i margini, così la distanza FAQ→Fonti resta contenuta. */
.article-sources { margin: 28px 0 8px; padding: 0; }
.article-faq:has(+ .article-sources) { padding-bottom: 4px; }
/* "Fonti" NON è un heading (H1/H2 solo per titoli SEO/argomento): è un'etichetta in grassetto blu */
.article-sources .sources-title { margin: 0 0 14px; font-family: 'Rubik', var(--font); font-weight: 800; font-size: 1.15rem; color: var(--lt-blue); }
.article-sources ul { list-style: none; padding: 0; margin: 0; }
.article-sources li { position: relative; padding: 0 0 0 22px; margin-bottom: 12px; font-size: 14.5px; line-height: 1.7; color: var(--lt-text-2); }
.article-sources li::before { content: '›'; position: absolute; left: 4px; top: 0; color: var(--red-text); font-weight: 800; }
.article-sources a { color: var(--lt-blue); word-break: break-word; }

/* FAQ */
.article-faq { margin: 10px 0 8px; }
/* "Domande frequenti" NON è un heading: etichetta in grassetto blu come "Fonti" */
.article-faq .faq-title { margin: 8px 0 18px; font-family: 'Rubik', var(--font); font-weight: 800; font-size: 1.15rem; color: var(--lt-blue); }
.a-faq-item { background: #fff; border: 1px solid var(--lt-border); border-radius: 12px; margin-bottom: 12px; overflow: hidden; }
.a-faq-item summary { list-style: none; cursor: pointer; padding: 18px 22px; font-weight: 700; font-size: 16.5px; color: var(--lt-text-1); display: flex; justify-content: space-between; gap: 16px; }
.a-faq-item summary::-webkit-details-marker { display: none; }
.a-faq-item summary::after { content: '+'; color: var(--red-text); font-size: 22px; line-height: 1; flex-shrink: 0; }
.a-faq-item[open] summary::after { content: '−'; }
.a-faq-item .a-faq-a { padding: 0 22px 20px; font-size: 16px; line-height: 1.75; color: var(--lt-text-2); }

/* CTA box — palette blog (azzurri / giallo / bianco) */
.article-cta { background: linear-gradient(135deg, #e9f3ff 0%, #f4f9ff 100%); border: 1px solid #cfe0ff; border-radius: 16px; padding: 34px 36px 36px; margin: 44px 0; position: relative; overflow: hidden; }
.article-cta::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 5px; background: linear-gradient(to right, #4a8ef0 0%, #4a8ef0 58%, #ffd24a 100%); }
.article-cta h3 { font-size: 1.5rem; font-weight: 900; font-family: 'Rubik', var(--font); color: var(--lt-blue-heading); margin: 0 0 10px; }
.article-cta p { color: var(--lt-text-2); font-size: 16px; line-height: 1.7; margin: 0 0 22px; }
.cta-actions { display:flex; gap:14px; flex-wrap:wrap; align-items:center; }
a.btn-blog { display:inline-block; background:var(--lt-blue); color:#fff; font-weight:800; font-size:14px; letter-spacing:0.04em; text-transform:uppercase; padding:14px 26px; border-radius:10px; text-decoration:none; box-shadow:0 6px 18px rgba(43,111,214,0.28); transition: background var(--ease), transform var(--ease); }
a.btn-blog:hover { background:var(--lt-blue-dk); transform: translateY(-2px); }
a.btn-blog-ghost { display:inline-block; background:#fff; color:var(--lt-blue-dk); font-weight:700; font-size:14.5px; padding:13px 24px; border-radius:10px; border:1.5px solid #9ec3ff; text-decoration:none; transition: border-color var(--ease), background var(--ease); }
a.btn-blog-ghost:hover { border-color:var(--lt-blue); background:#f3f8ff; }

/* Author box */
.author-box { display: flex; gap: 18px; align-items: flex-start; background: #fff; border: 1px solid var(--lt-border); border-radius: 16px; padding: 26px 28px; margin: 40px 0; }
.author-box img { width: 64px; height: 64px; border-radius: 50%; object-fit: cover; flex-shrink: 0; }
.author-box .ab-role { font-size: 12px; font-weight: 800; letter-spacing: 0.05em; text-transform: uppercase; color: var(--red-text); margin-bottom: 4px; }
.author-box .ab-name { font-size: 18px; font-weight: 800; font-family: 'Rubik', var(--font); color: var(--lt-text-1); margin-bottom: 8px; }
.author-box .ab-name a { color: inherit; text-decoration: none; }
.author-box p { font-size: 14.5px; line-height: 1.7; color: var(--lt-text-2); margin: 0; }

/* Related */
.related-band { background: #eef3ff; border-top: 1px solid #dde5f8; padding: 56px 0; margin-top: 48px; }
.related-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; max-width: 1000px; margin: 22px auto 0; padding: 0 24px; }
.related-card { background: #fff; border: 1px solid var(--lt-border); border-radius: 14px; padding: 22px 22px; }
.related-card .rc-tag { font-size: 11px; font-weight: 800; letter-spacing: 0.05em; text-transform: uppercase; color: var(--lt-muted); margin-bottom: 8px; }
.related-card .rc-title { font-size: 16px; font-weight: 700; color: var(--lt-text-1); line-height: 1.4; }

@media (max-width: 600px) {
  .article-head { padding: 100px 0 8px; }
  .article-body { font-size: 16.5px; }
  .author-box { flex-direction: column; }
}