/* ============================================================
   IA DA ZERO — l'intelligenza artificiale spiegata semplice
   Tema "giornalistico futurista": indaco profondo + accenti
   ciano/violetto, tipografia editoriale moderna.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@500;700&display=swap');

:root {
  --bg:        #0E0F2A;   /* indaco profondo, sfondo */
  --bg-2:      #0a0b20;   /* fondo più scuro (footer, fasce) */
  --card:      #1B1E45;   /* superfici / card */
  --panel:     #15183a;   /* pannelli secondari */
  --ink:       #F4F4FA;   /* bianco-osso, testo principale */
  --ink-soft:  #cfd2ec;   /* testo morbido */
  --muted:     #8b8fc0;   /* testo attenuato, lavanda-grigio */
  --muted-2:   #6a6e9c;   /* ancora più tenue */
  --line:      #2c2f5e;   /* bordi su fondo scuro */
  --line-soft: #23264c;
  --link:      #7B8BFF;   /* violetto-azzurro, link */
  --link-dk:   #5a6cf0;
  --accent:    #14F5FF;   /* ciano elettrico, highlight */
  --accent-dim:#0fbac2;
  --brand:     #7B8BFF;   /* alias compat con la home */
  --brand-dk:  #5a6cf0;
  --brand-soft:#1d2150;
  --warn-bg:   #2a2140;
  --warn-bd:   #6b4a9e;
  --ok-bg:     #102a32;
  --ok-bd:     #14F5FF;
  --radius:    14px;
  --radius-sm: 9px;
  --shadow:    0 1px 2px rgba(0,0,0,.4), 0 18px 50px rgba(0,0,0,.45);
  --glow:      0 0 0 1px rgba(123,139,255,.25), 0 10px 40px rgba(20,245,255,.10);
  --maxw:      720px;
  --font-head: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'IBM Plex Mono', ui-monospace, monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--ink-soft);
  background: var(--bg);
  line-height: 1.7;
  font-size: 18px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  /* texture: griglia tenue + bagliore in alto */
  background-image:
    radial-gradient(1100px 520px at 50% -8%, rgba(123,139,255,.16), transparent 60%),
    radial-gradient(900px 500px at 88% 4%, rgba(20,245,255,.08), transparent 55%),
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: auto, auto, 64px 64px, 64px 64px;
  background-position: 0 0, 0 0, -1px -1px, -1px -1px;
  background-attachment: fixed, fixed, fixed, fixed;
}
/* attenua la griglia, lasciandola appena percepibile */
body::before {
  content: ''; position: fixed; inset: 0; z-index: -1;
  background: linear-gradient(180deg, transparent 0%, rgba(14,15,42,.55) 38%, var(--bg) 100%);
  pointer-events: none;
}

h1, h2, h3, h4, h5 {
  font-family: var(--font-head);
  color: var(--ink);
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -.01em;
}

a { color: var(--link); text-decoration: none; transition: color .18s; }
a:hover { color: var(--accent); }
img { max-width: 100%; height: auto; display: block; }

/* link con underline animato (corpo articolo, fonti, prose) */
.post a:not(.btn), .sources a, .endbox a, .f-about a {
  background-image: linear-gradient(var(--accent), var(--accent));
  background-size: 0% 1.5px; background-repeat: no-repeat;
  background-position: left 100%;
  transition: background-size .25s ease, color .18s;
  padding-bottom: 1px;
}
.post a:not(.btn):hover, .sources a:hover, .endbox a:hover, .f-about a:hover {
  background-size: 100% 1.5px; color: var(--accent);
}

/* ── HEADER ─────────────────────────────────── */
.site-header {
  background: rgba(14,15,42,.72);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 50;
  -webkit-backdrop-filter: blur(12px) saturate(140%); backdrop-filter: blur(12px) saturate(140%);
}
.header-inner {
  max-width: 1140px; margin: 0 auto; padding: 14px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.logo {
  font-family: var(--font-head);
  font-size: 1.3rem; font-weight: 700; letter-spacing: -.02em;
  color: var(--ink); display: inline-flex; align-items: center; gap: 11px;
}
.logo:hover { color: var(--ink); }
.logo .mark {
  width: 36px; height: 36px; flex: 0 0 36px;
  border-radius: 10px; background: linear-gradient(135deg, #5a6cf0 0%, #7B8BFF 50%, #14F5FF 140%);
  display: flex; align-items: center; justify-content: center;
  color: #0E0F2A; font-weight: 700; font-size: .95rem; letter-spacing: -.04em;
  box-shadow: 0 0 22px rgba(20,245,255,.4), inset 0 0 0 1px rgba(255,255,255,.15);
}
.logo small {
  display: block; font-size: .58rem; font-weight: 600; letter-spacing: 1.8px;
  text-transform: uppercase; color: var(--muted); margin-top: 3px; font-family: var(--font-mono);
}
.site-nav { display: flex; gap: 26px; align-items: center; }
.site-nav a { color: var(--ink-soft); font-size: .9rem; font-weight: 500; }
.site-nav a:hover { color: var(--accent); }

/* ── MASTHEAD (home) ────────────────────────── */
.front-intro { text-align: center; max-width: 760px; margin: 0 auto; padding: 64px 24px 6px; }
.front-intro .kicker {
  display: inline-block; font-family: var(--font-mono); font-size: .72rem; font-weight: 700;
  letter-spacing: 3px; text-transform: uppercase; color: var(--accent); margin-bottom: 18px;
}
.front-intro h1 { font-size: 2.8rem; line-height: 1.06; font-weight: 700; }
.front-intro p { color: var(--muted); font-size: 1.12rem; margin-top: 16px; max-width: 580px; margin-left: auto; margin-right: auto; }
.front-intro .rule { width: 64px; height: 3px; background: linear-gradient(90deg, var(--link), var(--accent)); border-radius: 2px; margin: 26px auto 0; box-shadow: 0 0 16px rgba(20,245,255,.5); }

/* ── FRONT MAGAZINE (home) ──────────────────── */
.front {
  max-width: 1140px; margin: 0 auto; padding: 42px 24px 6px;
  display: grid; grid-template-columns: 1.9fr 1fr; gap: 44px; align-items: start;
}
.lead { display: block; color: inherit; }
.lead:hover { color: inherit; }
.lead-img {
  aspect-ratio: 16/9; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--line); box-shadow: var(--glow);
  display: flex; align-items: center; justify-content: center;
  background:
    radial-gradient(120% 120% at 70% 20%, rgba(20,245,255,.25), transparent 55%),
    linear-gradient(135deg, #1a1c4a 0%, #2a2160 45%, #14213f 100%);
  position: relative;
}
.lead-img::after {
  content: ''; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(123,139,255,.10) 1px, transparent 1px), linear-gradient(90deg, rgba(123,139,255,.10) 1px, transparent 1px);
  background-size: 26px 26px; mix-blend-mode: screen;
}
.lead-img .thumb-tag {
  position: relative; z-index: 1; color: #fff; font-family: var(--font-head); font-weight: 700;
  font-size: 1.7rem; letter-spacing: -.02em; text-align: center; padding: 0 28px;
  text-shadow: 0 2px 24px rgba(20,245,255,.4); line-height: 1.18;
}
.lead .occhiello { display: inline-block; margin-top: 20px; font: 700 .72rem/1 var(--font-mono); letter-spacing: .18em; text-transform: uppercase; color: var(--accent); }
.lead h2 { font-size: 2.05rem; line-height: 1.12; margin: .34em 0 .3em; color: var(--ink); }
.lead:hover h2 { color: #fff; }
.lead .dek { font-size: 1.05rem; font-weight: 400; color: var(--muted); line-height: 1.55; margin: 0 0 .7em; }
.lead .byline { font: 500 .82rem/1.4 var(--font-mono); color: var(--muted-2); }
.lead .byline b { color: var(--ink-soft); font-weight: 700; }

.news-rail { border-left: 1px solid var(--line); padding-left: 32px; }
.news-rail .rail-head { font: 700 .78rem/1 var(--font-mono); letter-spacing: .18em; text-transform: uppercase; color: var(--ink); margin: 4px 0 0; padding-bottom: 10px; border-bottom: 2px solid var(--accent); display: inline-block; }
.news-rail ul { list-style: none; margin: 4px 0 0; padding: 0; }
.news-rail li { padding: 16px 0; border-bottom: 1px solid var(--line-soft); }
.news-rail li:last-child { border-bottom: 0; }
.news-rail .date { display: block; font: 700 .66rem/1 var(--font-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted-2); margin-bottom: 6px; }
.news-rail h4 { font-size: 1.0rem; line-height: 1.3; margin: 0; font-weight: 600; color: var(--ink-soft); }
.news-rail .soon h4 { color: var(--muted); }

@media (max-width: 860px) {
  .front { grid-template-columns: 1fr; gap: 28px; padding-top: 26px; }
  .news-rail { border-left: 0; padding-left: 0; border-top: 1px solid var(--line); padding-top: 20px; }
  .lead h2 { font-size: 1.6rem; }
  .front-intro h1 { font-size: 2rem; }
}

/* ── STRAP "come funziona" ───────────────────── */
.promise { background: var(--panel); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); margin-top: 48px; }
.promise-inner { max-width: 1080px; margin: 0 auto; padding: 38px 24px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.promise .p-item h4 { font-size: 1.05rem; margin-bottom: 6px; display: flex; align-items: center; gap: 10px; color: var(--ink); }
.promise .p-item .ic { width: 26px; height: 26px; flex: none; color: var(--accent); }
.promise .p-item p { font-size: .92rem; color: var(--muted); margin: 0; }
@media (max-width: 760px) { .promise-inner { grid-template-columns: 1fr; gap: 20px; } }

/* ── SEZIONI / CARD (home) ──────────────────── */
.wrap { max-width: 1140px; margin: 0 auto; padding: 56px 24px; }
.cat-head { margin: 48px 0 22px; scroll-margin-top: 84px; }
.cat-head:first-of-type { margin-top: 6px; }
.cat-head h2 { font-size: 1.55rem; display: inline-block; color: var(--ink); }
.cat-head h2::after { content: ''; display: block; width: 48px; height: 3px; background: linear-gradient(90deg, var(--link), var(--accent)); border-radius: 2px; margin-top: 9px; box-shadow: 0 0 14px rgba(20,245,255,.4); }
.cat-head p { color: var(--muted); margin-top: 10px; font-size: .98rem; }

.guide-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow); transition: transform .2s, box-shadow .2s, border-color .2s;
  display: flex; flex-direction: column;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 20px 50px rgba(0,0,0,.5), 0 0 0 1px rgba(20,245,255,.3); border-color: transparent; color: inherit; }
.card-thumb {
  aspect-ratio: 16/9; display: flex; align-items: center; justify-content: center;
  color: #fff; font-family: var(--font-head); font-weight: 700; font-size: 1.05rem; letter-spacing: .02em; text-align: center; padding: 0 18px; position: relative;
}
.card-thumb::after { content: ''; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px); background-size: 22px 22px; }
.card-thumb.claude  { background: linear-gradient(135deg, #3a2c66 0%, #7B8BFF 100%); }
.card-thumb.chatgpt { background: linear-gradient(135deg, #0f3b3a 0%, #14F5FF 130%); }
.card-thumb.gemini  { background: linear-gradient(135deg, #21306e 0%, #5a86f5 100%); }
.card-thumb.generale{ background: linear-gradient(135deg, #2a2160 0%, #7b71f6 100%); }
.card-body { padding: 18px 20px 22px; flex: 1; display: flex; flex-direction: column; }
.card .tag { font-family: var(--font-mono); font-size: .65rem; font-weight: 700; letter-spacing: 1.6px; text-transform: uppercase; color: var(--accent); margin-bottom: 10px; }
.card h3 { font-size: 1.1rem; margin-bottom: 8px; color: var(--ink); line-height: 1.28; }
.card p { font-size: .9rem; color: var(--muted); margin-bottom: 14px; }
.card .card-date { display: block; font: 700 .64rem/1 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted-2); margin: -4px 0 12px; }
.card .more { margin-top: auto; font-size: .86rem; font-weight: 700; color: var(--link); font-family: var(--font-head); }
.card:hover .more { color: var(--accent); }
.card.soon { opacity: .55; pointer-events: none; }
.card.soon .tag { color: var(--muted-2); }
.card.soon .card-thumb { filter: grayscale(.55) opacity(.7); }

@media (max-width: 820px) { .guide-grid { grid-template-columns: 1fr; } }

/* ── ARTICOLO ───────────────────────────────── */
.breadcrumb { max-width: 1140px; margin: 0 auto; padding: 22px 24px 0; font-family: var(--font-mono); font-size: .76rem; letter-spacing: .02em; color: var(--muted-2); }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--accent); }

/* HERO cinematografico full-width */
.article-hero { max-width: 1180px; margin: 18px auto 0; padding: 0 24px; }
.article-hero figure {
  position: relative; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--line); box-shadow: var(--shadow);
  aspect-ratio: 21/9; background: #0a0b20;
}
.article-hero img {
  width: 100%; height: 100%; object-fit: cover;
  opacity: 0; transform: scale(1.04);
  animation: heroIn 1.1s cubic-bezier(.16,.84,.44,1) forwards;
}
.article-hero figure::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(14,15,42,.55) 100%);
  pointer-events: none;
}
.article-hero figcaption {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 2;
  padding: 16px 20px; font: 500 .74rem/1.4 var(--font-mono); color: var(--muted);
}
@keyframes heroIn { to { opacity: 1; transform: scale(1); } }
@media (max-width: 720px) { .article-hero figure { aspect-ratio: 16/9; } }

article.post { max-width: var(--maxw); margin: 0 auto; padding: 34px 24px 60px; }
article.post .eyebrow,
.kicker-tags {
  font-family: var(--font-mono); font-size: .72rem; font-weight: 700; letter-spacing: 2.4px;
  text-transform: uppercase; color: var(--accent); margin: 4px 0 16px; display: block;
}
article.post h1 { font-size: clamp(2rem, 5.2vw, 3.4rem); line-height: 1.08; margin-bottom: 18px; letter-spacing: -.02em; }
article.post .standfirst {
  font-size: 1.22rem; color: var(--ink-soft); margin-bottom: 26px; line-height: 1.55; font-weight: 400;
}
.article-meta {
  display: flex; flex-wrap: wrap; gap: 8px 18px; align-items: center;
  font-family: var(--font-mono); font-size: .8rem; color: var(--muted);
  padding-bottom: 24px; margin-bottom: 30px; border-bottom: 1px solid var(--line);
}
.article-meta .by { color: var(--accent); font-weight: 700; }
.article-meta .sep { color: var(--muted-2); }

article.post h2 { font-size: 1.55rem; margin: 44px 0 14px; letter-spacing: -.01em; position: relative; padding-left: 18px; }
article.post h2::before { content: ''; position: absolute; left: 0; top: .12em; bottom: .12em; width: 4px; border-radius: 3px; background: linear-gradient(180deg, var(--link), var(--accent)); box-shadow: 0 0 12px rgba(20,245,255,.5); }
article.post h3 { font-size: 1.18rem; margin: 28px 0 10px; color: var(--ink-soft); }
article.post p { margin-bottom: 18px; }
article.post ul, article.post ol { margin: 0 0 20px 1.3em; }
article.post li { margin-bottom: 9px; }
article.post li::marker { color: var(--accent); }
article.post strong { color: var(--ink); font-weight: 700; }
article.post em { color: var(--ink-soft); }

/* TL;DR box */
.tldr { background: linear-gradient(135deg, rgba(123,139,255,.08), rgba(20,245,255,.05)); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 26px; margin: 0 0 34px; box-shadow: var(--glow); }
.tldr h4 { font-family: var(--font-mono); font-size: .72rem; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--accent); margin-bottom: 12px; }
.tldr ul { margin: 0 0 0 1.1em; }
.tldr li { margin-bottom: 8px; font-size: .98rem; color: var(--ink-soft); }
.tldr li::marker { color: var(--accent); }

/* Callout */
.note { border-radius: var(--radius); padding: 16px 20px; margin: 0 0 26px; font-size: .96rem; }
.note.warn { background: var(--warn-bg); border: 1px solid var(--warn-bd); color: var(--ink-soft); }
.note.tip  { background: var(--ok-bg);  border: 1px solid var(--ok-bd); color: var(--ink-soft); }
.note strong { color: var(--ink); }

/* "In parole povere" — citazione/highlight con bordo ciano */
.plain { border-left: 3px solid var(--accent); background: linear-gradient(90deg, rgba(20,245,255,.07), transparent 80%); border-radius: 0 var(--radius) var(--radius) 0; padding: 18px 22px; margin: 0 0 26px; }
.plain .lbl { display: block; font: 700 .66rem/1 var(--font-mono); letter-spacing: .16em; text-transform: uppercase; color: var(--accent); margin-bottom: 8px; }
.plain p { margin: 0; color: var(--ink-soft); font-size: 1rem; font-style: italic; }

/* Box "Cosa cambia per te" — contrast box con bordo accent */
.takeaway {
  margin: 40px 0; padding: 26px 28px; border-radius: var(--radius);
  background: radial-gradient(120% 140% at 0% 0%, rgba(123,139,255,.14), transparent 60%), var(--panel);
  border: 1px solid transparent;
  background-clip: padding-box;
  position: relative; box-shadow: var(--glow);
}
.takeaway::before {
  content: ''; position: absolute; inset: 0; border-radius: var(--radius); padding: 1px;
  background: linear-gradient(135deg, var(--link), var(--accent));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none;
}
.takeaway .lbl { display: inline-flex; align-items: center; gap: 8px; font: 700 .72rem/1 var(--font-mono); letter-spacing: .18em; text-transform: uppercase; color: var(--accent); margin-bottom: 14px; }
.takeaway .lbl::before { content: '→'; font-size: 1rem; }
.takeaway h3 { font-size: 1.3rem; margin: 0 0 12px; color: var(--ink); padding: 0; }
.takeaway p { margin-bottom: 14px; color: var(--ink-soft); }
.takeaway ul { margin: 0 0 0 1.2em; }
.takeaway li { margin-bottom: 10px; color: var(--ink-soft); }
.takeaway li::marker { color: var(--accent); }
.takeaway li strong { color: var(--ink); }

/* Fonti */
.sources { border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); padding: 20px 24px; margin: 40px 0; }
.sources h4 { font-family: var(--font-mono); font-size: .72rem; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--muted); margin-bottom: 12px; }
.sources ul { margin: 0 0 0 1.1em; }
.sources li { margin-bottom: 7px; font-size: .9rem; }
.sources li::marker { color: var(--accent); }
.sources .src-note { margin: 14px 0 0; font-size: .82rem; color: var(--muted-2); line-height: 1.5; }

/* FAQ */
.faq { margin: 44px 0; }
.faq h2 { margin-bottom: 18px; padding-left: 0; }
.faq h2::before { display: none; }
.faq details { border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); margin-bottom: 12px; overflow: hidden; transition: border-color .2s; }
.faq details[open] { border-color: rgba(20,245,255,.4); }
.faq summary { list-style: none; cursor: pointer; padding: 17px 22px; font-family: var(--font-head); font-weight: 600; font-size: 1.04rem; color: var(--ink); display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; font-size: 1.4rem; color: var(--accent); transition: transform .2s; flex: none; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details[open] summary { border-bottom: 1px solid var(--line); }
.faq .faq-body { padding: 16px 22px 20px; color: var(--ink-soft); font-size: .97rem; }
.faq .faq-body p { margin: 0; }

/* CTA fine articolo */
.endbox { max-width: var(--maxw); margin: 0 auto; padding: 6px 24px 56px; }
.endbox h3 { font-size: 1.25rem; margin-bottom: 14px; color: var(--ink); }
.endbox p { color: var(--muted); }

/* ── NEWSLETTER ─────────────────────────────── */
.newsletter { background: linear-gradient(135deg, #15183a 0%, #1d2150 60%, #102a32 130%); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); color: var(--ink-soft); position: relative; overflow: hidden; }
.newsletter::before { content: ''; position: absolute; inset: 0; background: radial-gradient(700px 280px at 80% -20%, rgba(20,245,255,.18), transparent 60%); pointer-events: none; }
.nl-inner { max-width: 980px; margin: 0 auto; padding: 50px 24px; display: grid; grid-template-columns: 1fr 1fr; gap: 34px; align-items: center; position: relative; }
.nl-text h2 { color: #fff; font-size: 1.7rem; }
.nl-text p { color: var(--muted); margin-top: 8px; font-size: .98rem; }
.nl-form .nl-row { display: flex; gap: 10px; }
.nl-form input[type=email] { flex: 1; min-width: 0; border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 13px 14px; font-size: 1rem; color: var(--ink); background: rgba(14,15,42,.6); font-family: var(--font-body); }
.nl-form input[type=email]::placeholder { color: var(--muted-2); }
.nl-form input[type=email]:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(20,245,255,.15); }
.nl-form button { border: 0; border-radius: var(--radius-sm); padding: 13px 24px; background: linear-gradient(135deg, var(--link), var(--accent)); color: #0E0F2A; font-weight: 700; font-size: 1rem; cursor: pointer; white-space: nowrap; font-family: var(--font-head); transition: box-shadow .2s, transform .15s; }
.nl-form button:hover { box-shadow: 0 0 26px rgba(20,245,255,.55); transform: translateY(-1px); }
.nl-consent { display: flex; gap: 8px; align-items: flex-start; margin-top: 12px; font-size: .8rem; color: var(--muted); line-height: 1.45; }
.nl-consent input { margin-top: 3px; flex: none; accent-color: var(--accent); }
.nl-consent a { color: var(--ink-soft); text-decoration: underline; }
@media (max-width: 760px) { .nl-inner { grid-template-columns: 1fr; gap: 20px; } }

/* ── FOOTER ─────────────────────────────────── */
.site-footer { background: var(--bg-2); color: var(--muted); padding: 52px 24px 32px; border-top: 1px solid var(--line); }
.footer-inner { max-width: 1080px; margin: 0 auto; display: flex; flex-wrap: wrap; gap: 34px; justify-content: space-between; }
.site-footer .logo { color: #fff; }
.site-footer .logo small { color: var(--muted-2); }
.site-footer .f-about { font-size: .88rem; color: var(--muted); max-width: 340px; margin-top: 14px; }
.site-footer .cols { display: flex; gap: 50px; }
.site-footer h5 { font-family: var(--font-mono); font-size: .68rem; font-weight: 700; letter-spacing: 1.6px; text-transform: uppercase; color: var(--ink-soft); margin-bottom: 13px; }
.site-footer a { display: block; color: var(--muted); font-size: .9rem; margin-bottom: 8px; }
.site-footer a:hover { color: var(--accent); }
.footer-bottom { max-width: 1080px; margin: 36px auto 0; padding-top: 22px; border-top: 1px solid var(--line); font-size: .8rem; color: var(--muted-2); text-align: center; line-height: 1.6; }

/* ── RESPONSIVE ─────────────────────────────── */
/* Anti-overflow orizzontale globale */
html, body { max-width: 100%; overflow-x: hidden; }
.nl-text p, .nl-consent, .site-footer * { overflow-wrap: break-word; word-wrap: break-word; }

@media (max-width: 920px) {
  /* Header nav: va a capo (wrap) invece di scrollare o tagliarsi */
  .header-inner { flex-wrap: wrap; gap: 10px 16px; padding: 12px 16px; }
  .logo { font-size: 1.16rem; }
  .site-nav { order: 3; width: 100%; flex-wrap: wrap; gap: 8px 14px; padding: 10px 0 2px; border-top: 1px solid var(--line); }
  .site-nav a { flex: 0 0 auto; white-space: nowrap; }
  /* Newsletter: una colonna prima, così non sfora */
  .nl-inner { grid-template-columns: 1fr; gap: 22px; }
}
@media (max-width: 600px) {
  body { font-size: 17px; }
  .wrap { padding: 40px 18px; }
  .front-intro { padding-top: 44px; }
  .front-intro h1 { font-size: 1.8rem; }
  article.post { padding: 26px 18px 52px; }
  article.post .standfirst { font-size: 1.08rem; }
  /* Form newsletter impilato: input sopra, bottone sotto, full-width */
  .nl-form .nl-row { flex-direction: column; gap: 10px; }
  .nl-form input[type=email], .nl-form button { width: 100%; box-sizing: border-box; }
  /* Footer: colonne che vanno a capo, niente testo tagliato */
  .footer-inner { flex-direction: column; gap: 26px; }
  .site-footer .cols { gap: 22px 28px; flex-wrap: wrap; }
  .site-footer .cols > div { flex: 1 1 130px; min-width: 0; }
}

/* Riduci animazioni se l'utente lo preferisce */
@media (prefers-reduced-motion: reduce) {
  .article-hero img { animation: none; opacity: 1; transform: none; }
  * { scroll-behavior: auto; }
}

/* ── Multi-pagina: testata sezione + "vedi tutti" ───────────── */
.cat-head-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; }
.see-all {
  flex: none; font: 700 .82rem/1 var(--font-head); color: var(--link);
  white-space: nowrap; padding-bottom: 4px; transition: color .2s;
}
.see-all:hover { color: var(--accent); }
.cat-head .count { font-family: var(--font-mono); font-size: .8rem; color: var(--muted-2); margin-left: 6px; }
@media (max-width: 560px) { .cat-head-row { flex-direction: column; align-items: flex-start; gap: 8px; } }

/* ── Navigazione precedente / prossimo in fondo all'articolo ── */
.post-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 44px 0 0; }
.post-nav .pn {
  display: flex; flex-direction: column; gap: 6px;
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--card);
  padding: 16px 18px; transition: border-color .2s, transform .2s; color: inherit;
}
.post-nav .pn:hover { border-color: rgba(20,245,255,.4); transform: translateY(-2px); }
.post-nav .pn span { font: 700 .68rem/1 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--accent); }
.post-nav .pn b { color: var(--ink); font-family: var(--font-head); font-size: 1.02rem; line-height: 1.3; font-weight: 600; }
.post-nav .pn.next { text-align: right; align-items: flex-end; }
@media (max-width: 560px) { .post-nav { grid-template-columns: 1fr; } .post-nav .pn.next { text-align: left; align-items: flex-start; } }

/* ── Voce nav "Inizia" evidenziata ──────────────────────────── */
.site-nav .nav-start { color: var(--accent); font-weight: 700; }

/* ── Box "Nuovo qui? IA da dove inizio?" in homepage ────────── */
.startbox {
  max-width: 1180px; margin: 26px auto 0; padding: 26px 30px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  border: 1px solid rgba(20,245,255,.35); border-radius: var(--radius);
  background: linear-gradient(120deg, rgba(123,139,255,.14), rgba(20,245,255,.06));
  box-shadow: var(--glow); transition: transform .2s, border-color .2s; color: inherit;
}
.startbox:hover { transform: translateY(-3px); border-color: var(--accent); color: inherit; }
.startbox .sb-kicker { font: 700 .72rem/1 var(--font-mono); letter-spacing: .16em; text-transform: uppercase; color: var(--accent); }
.startbox h2 { font-size: 1.5rem; margin: 8px 0 6px; color: var(--ink); padding: 0; }
.startbox h2::before { display: none; }
.startbox .sb-text p { color: var(--ink-soft); font-size: .98rem; margin: 0; max-width: 640px; }
.startbox .sb-cta { flex: none; font: 700 .92rem/1.2 var(--font-head); color: var(--accent); white-space: nowrap; }
@media (max-width: 680px) { .startbox { flex-direction: column; align-items: flex-start; gap: 14px; } }

/* ── Box "Prossimo passo" (percorso Inizia) in fondo articolo ─ */
.post-nav + .nextstep, .nextstep {
  display: flex; flex-direction: column; gap: 6px;
  margin: 30px 0 0; padding: 18px 22px;
  border: 1px solid rgba(20,245,255,.4); border-radius: var(--radius);
  background: linear-gradient(120deg, rgba(123,139,255,.12), rgba(20,245,255,.05));
  transition: transform .2s, border-color .2s; color: inherit;
}
.nextstep:hover { transform: translateY(-2px); border-color: var(--accent); color: inherit; }
.nextstep .ns-lbl { font: 700 .7rem/1 var(--font-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--accent); }
.nextstep .ns-title { font-family: var(--font-head); font-weight: 700; font-size: 1.12rem; color: var(--ink); line-height: 1.3; }

/* ── Percorso "IA da dove inizio?" (pagina inizia.html) ──────── */
.wrap.path { max-width: 880px; }
.path-list { list-style: none; counter-reset: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.path-step a {
  display: flex; align-items: center; gap: 20px; padding: 18px 22px;
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--card);
  box-shadow: var(--shadow); transition: transform .2s, border-color .2s; color: inherit;
}
.path-step a:hover { transform: translateX(4px); border-color: rgba(20,245,255,.45); color: inherit; }
.path-num {
  flex: none; width: 44px; height: 44px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font: 700 1.25rem/1 var(--font-head); color: var(--bg-2);
  background: linear-gradient(135deg, var(--link), var(--accent));
  box-shadow: 0 0 18px rgba(20,245,255,.35);
}
.path-body { display: flex; flex-direction: column; gap: 3px; }
.path-body b { font-family: var(--font-head); font-size: 1.1rem; color: var(--ink); line-height: 1.3; }
.path-body span { color: var(--muted); font-size: .92rem; }
.path-end { margin: 28px 0 0; color: var(--muted); }
@media (max-width: 560px) { .path-step a { gap: 14px; padding: 15px 16px; } .path-num { width: 38px; height: 38px; font-size: 1.1rem; } }