/* ============================================================
   iNgame-PC — Shared Stylesheet per HTML standalone in docs/
   Include in: <link rel="stylesheet" href="assets/igpc-shared.css">

   BREAKPOINTS
   ──────────────────────────────────────────────────────────
   Mobile   : < 600px   → 6" phone  (360–430px viewport)
   Tablet   : 600–1023px→ 10" tablet (768–1024px)
   Desktop  : ≥ 1024px  → FHD → QHD → 4K
   4K boost : ≥ 2560px  → upscale font base + layout max-width
   ============================================================ */

/* ── Design Tokens ────────────────────────────────────────── */
:root {
  /* Background — 4 livelli */
  --igpc-bg:           #000000;
  --igpc-bg-2:         #0F1117;
  --igpc-bg-3:         #1A1D2E;
  --igpc-bg-4:         #22263A;

  /* Brand */
  --igpc-primary:      #6366F1;
  --igpc-primary-dk:   #4346D4;
  --igpc-accent:       #61CE70;
  --igpc-amber:        #F59E0B;
  --igpc-red:          #F16363;
  --igpc-cyan:         #00E5FF;
  --igpc-green:        #61CE70;  /* ← FIX: era usata ma non definita */

  /* Testi */
  --igpc-text:         #E2E8F0;
  --igpc-text-2:       #94A3B8;
  --igpc-text-3:       #505870;

  /* Bordi */
  --igpc-border:       rgba(99,102,241,.18);
  --igpc-border-soft:  rgba(255,255,255,.07);

  /* Forma */
  --igpc-radius:       12px;
  --igpc-radius-sm:    6px;
  --igpc-radius-pill:  100px;

  /* Effetti */
  --igpc-shadow:       0 4px 32px rgba(0,0,0,.55);
  --igpc-glow:         0 0 40px rgba(99,102,241,.12);

  /* Tipografia — font families */
  --igpc-font:         'Inter', system-ui, sans-serif;
  --igpc-font-head:    'Space Grotesk', system-ui, sans-serif;
  --igpc-font-mono:    'JetBrains Mono', monospace;

  /* ── Fluid Type Scale (mobile→4K) ─────────────────────────
     clamp(MIN, PREFERRED, MAX)
     MIN  = dimensione a ~360px (mobile 6")
     PREF = scala fluida con il viewport
     MAX  = cap per 4K / large desktop
     ────────────────────────────────────────────────────── */
  --igpc-fs-h1:        clamp(1.35rem, 2.5vw + 0.85rem, 2.7rem);
  --igpc-fs-h2:        clamp(1.15rem, 1.5vw + 0.65rem, 1.75rem);
  --igpc-fs-h3:        clamp(1rem,    0.8vw + 0.65rem, 1.15rem);
  --igpc-fs-body:      clamp(0.875rem,0.3vw + 0.78rem, 1.05rem);
  --igpc-fs-sm:        clamp(0.75rem, 0.2vw + 0.70rem, 0.9rem);
  --igpc-fs-xs:        clamp(0.65rem, 0.15vw + 0.60rem,0.78rem);
  --igpc-fs-mono:      clamp(0.72rem, 0.2vw + 0.66rem, 0.875rem);

  /* ── Fluid Spacing ────────────────────────────────────────
     Scala da mobile stretto a 4K senza breakpoint manuali
     ────────────────────────────────────────────────────── */
  --igpc-pad-page-x:   clamp(14px, 4vw, 32px);
  --igpc-pad-page-b:   clamp(48px, 8vw, 96px);
  --igpc-pad-section:  clamp(18px, 3.5vw, 32px);
  --igpc-pad-hero-y:   clamp(28px, 5vw, 52px);
  --igpc-pad-hero-x:   clamp(18px, 4vw, 44px);
  --igpc-gap-layout:   clamp(0px,  3vw, 40px);
  --igpc-gap-grid:     clamp(10px, 2vw, 16px);
  --igpc-mb-section:   clamp(18px, 3vw, 28px);

  /* Layout */
  --toc-w:             268px;
  --content-max:       1600px;
  --igpc-toc-top:      28px;

  /* Animazioni */
  --igpc-ease:         cubic-bezier(.4,0,.2,1);
  --igpc-dur:          .25s;

  /* ── Alias legacy — retrocompatibilità con inline styles ── */
  --primary:      var(--igpc-primary);
  --primary-dark: var(--igpc-primary-dk);
  --primary-deep: var(--igpc-primary-dk);
  --accent:       var(--igpc-accent);
  --red:          var(--igpc-red);
  --orange:       var(--igpc-amber);
  --yellow:       #F1D63D;
  --green:        var(--igpc-green);
  --bg:           var(--igpc-bg);
  --bg2:          var(--igpc-bg-2);
  --bg3:          var(--igpc-bg-3);
  --bg4:          var(--igpc-bg-4);
  --bg-card:      var(--igpc-bg-2);
  --bg-card2:     var(--igpc-bg-3);
  --bg-card3:     var(--igpc-bg-4);
  --border:       var(--igpc-border);
  --border-soft:  var(--igpc-border-soft);
  --text:         var(--igpc-text);
  --text-muted:   var(--igpc-text-2);
  --text-dim:     var(--igpc-text-3);
  --radius:       var(--igpc-radius);
  --radius-sm:    var(--igpc-radius-sm);
  --shadow:       var(--igpc-shadow);
  --glow:         var(--igpc-glow);
  --font:         var(--igpc-font);
  --mono:         var(--igpc-font-mono);
}

/* ── Reset ────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--igpc-bg);
  color: var(--igpc-text);
  font-family: var(--igpc-font);
  font-size: var(--igpc-fs-body);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-wrap: break-word;
  word-wrap: break-word;
  overflow-x: hidden;
}

/* ── Tipografia base ──────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--igpc-font-head);
  color: #fff;
  line-height: 1.2;
  letter-spacing: -.02em;
}

p { color: var(--igpc-text-2); margin-bottom: 14px; }
p:last-child { margin-bottom: 0; }

strong { color: var(--igpc-text); }

a {
  color: var(--igpc-primary);
  text-decoration: none;
  transition: color var(--igpc-dur) var(--igpc-ease);
}
a:hover { color: var(--igpc-accent); text-decoration: underline; }

code {
  font-family: var(--igpc-font-mono);
  font-size: .83em;
  background: rgba(99,102,241,.1);
  border: 1px solid var(--igpc-border);
  border-radius: 4px;
  padding: 1px 6px;
  color: var(--igpc-primary);
}

pre {
  background: var(--igpc-bg-2);
  border: 1px solid var(--igpc-border);
  border-radius: var(--igpc-radius-sm);
  padding: clamp(0.85rem, 2vw, 1.25rem) clamp(1rem, 2.5vw, 1.5rem);
  overflow-x: auto;
  font-family: var(--igpc-font-mono);
  font-size: var(--igpc-fs-mono);
  -webkit-overflow-scrolling: touch;
}
pre code { background: none; border: none; padding: 0; color: var(--igpc-text); font-size: 1em; }

blockquote {
  border-left: 3px solid var(--igpc-primary);
  margin: 1.5rem 0;
  padding: .75rem 1.25rem;
  background: rgba(99,102,241,.05);
  border-radius: 0 var(--igpc-radius-sm) var(--igpc-radius-sm) 0;
  color: var(--igpc-text-2);
  font-style: italic;
}

img { max-width: 100%; height: auto; border-radius: var(--igpc-radius-sm); display: block; }

/* ── Scroll reveal ────────────────────────────────────────── */
.igpc-fade {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .55s ease, transform .55s ease;
}
.igpc-fade.igpc-visible { opacity: 1; transform: translateY(0); }

/* ── Keyframes ────────────────────────────────────────────── */
@keyframes igpc-pulse { 0%,100%{opacity:1} 50%{opacity:.35} }
@keyframes igpc-spin  { to{transform:rotate(360deg)} }

/* ── Selezione & Scrollbar ────────────────────────────────── */
::selection { background: rgba(99,102,241,.25); color: var(--igpc-text); }

::-webkit-scrollbar          { width: 8px; height: 8px; }
::-webkit-scrollbar-track    { background: var(--igpc-bg-2); }
::-webkit-scrollbar-thumb    { background: rgba(99,102,241,.3); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--igpc-primary); }

:focus-visible {
  outline: 2px solid var(--igpc-primary);
  outline-offset: 3px;
  border-radius: 3px;
}

/* ═══════════════════════════════════════════════════════════
   LAYOUT
═══════════════════════════════════════════════════════════ */
.igpc-page {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--igpc-pad-page-x) var(--igpc-pad-page-b);
}

.igpc-layout {
  display: grid;
  grid-template-columns: 1fr var(--toc-w);
  grid-template-areas: "main toc";
  gap: 0 var(--igpc-gap-layout);
  align-items: start;
}

.igpc-main  { grid-area: main; min-width: 0; }
.igpc-aside { grid-area: toc;  position: sticky; top: var(--igpc-toc-top); min-width: 0; }

/* ═══════════════════════════════════════════════════════════
   HERO
═══════════════════════════════════════════════════════════ */
.igpc-hero {
  position: relative;
  border-radius: var(--igpc-radius);
  overflow: hidden;
  padding: var(--igpc-pad-hero-y) var(--igpc-pad-hero-x);
  margin-bottom: clamp(24px, 4vw, 40px);
  background: linear-gradient(135deg, #0B0C18 0%, #11122A 55%, #090A12 100%);
  border: 1px solid var(--igpc-border);
  box-shadow: var(--igpc-shadow), var(--igpc-glow);
}
.igpc-hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 90% at 95% 50%, rgba(99,102,241,.13) 0%, transparent 65%),
    radial-gradient(ellipse 50% 50% at  5% 85%, rgba(97,206,112,.06) 0%, transparent 60%),
    radial-gradient(ellipse 30% 30% at 50%  0%, rgba(99,102,241,.08) 0%, transparent 60%);
  pointer-events: none;
}
.igpc-hero-inner { position: relative; z-index: 1; }

.igpc-hero h1 {
  font-size: var(--igpc-fs-h1);
  font-weight: 800; line-height: 1.18;
  letter-spacing: -.025em; color: #fff;
  margin-bottom: 14px;
}
.igpc-hero h1 em { font-style: normal; color: var(--igpc-primary); }

.igpc-hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--igpc-font-mono); font-size: var(--igpc-fs-xs); font-weight: 600;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--igpc-primary);
  background: rgba(99,102,241,.1);
  border: 1px solid rgba(99,102,241,.28);
  border-radius: 100px; padding: 5px 14px; margin-bottom: 20px;
}
.igpc-hero-eyebrow span {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--igpc-primary);
  animation: igpc-pulse 2s ease infinite;
  display: block;
}

.igpc-hero-lead {
  font-size: clamp(0.9rem, 1vw + 0.6rem, 1.05rem);
  color: var(--igpc-text-2);
  max-width: 620px; line-height: 1.8; margin-bottom: 28px;
}
.igpc-hero-badges { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 24px; }
.igpc-hero-meta {
  display: flex; flex-wrap: wrap; gap: 16px 24px;
  font-family: var(--igpc-font-mono); font-size: var(--igpc-fs-xs); color: var(--igpc-text-3);
}
.igpc-hero-meta span { display: flex; align-items: center; gap: 6px; }

/* ═══════════════════════════════════════════════════════════
   BADGE
═══════════════════════════════════════════════════════════ */
.igpc-badge {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--igpc-font-mono); font-size: var(--igpc-fs-xs); font-weight: 500;
  letter-spacing: .1em; text-transform: none;
  background: rgba(255,255,255,.04);
  border: 1px solid var(--igpc-border-soft);
  border-radius: 6px; padding: 5px 12px;
  color: var(--igpc-text-2);
}
.igpc-badge.green,   .igpc-badge--green   { color: var(--igpc-accent);    border-color: rgba(97,206,112,.2);  background: rgba(97,206,112,.06); }
.igpc-badge.purple,  .igpc-badge--primary { color: var(--igpc-primary);   border-color: rgba(99,102,241,.3);  background: rgba(99,102,241,.08); }
.igpc-badge.orange,  .igpc-badge--amber   { color: var(--igpc-amber);     border-color: rgba(245,158,11,.2);  background: rgba(245,158,11,.06); }
.igpc-badge.cyan,    .igpc-badge--cyan    { color: var(--igpc-cyan);      border-color: rgba(0,229,255,.2);   background: rgba(0,229,255,.06); }

/* ═══════════════════════════════════════════════════════════
   SEZIONE / CARD
═══════════════════════════════════════════════════════════ */
.igpc-section {
  background: var(--igpc-bg-2);
  border: 1px solid var(--igpc-border-soft);
  border-radius: var(--igpc-radius);
  padding: var(--igpc-pad-section);
  margin-bottom: var(--igpc-mb-section);
  position: relative; overflow: hidden;
}
.igpc-section::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--igpc-primary), transparent 80%);
}
.igpc-section p        { color: var(--igpc-text-2); margin-bottom: 14px; }
.igpc-section p:last-child { margin-bottom: 0; }
.igpc-section strong   { color: var(--igpc-text); }
.igpc-section a        { color: var(--igpc-primary); }
.igpc-section a:hover  { text-decoration: underline; }

/* ═══════════════════════════════════════════════════════════
   HEADINGS COMPONENTE
═══════════════════════════════════════════════════════════ */
.igpc-h2 {
  font-family: var(--igpc-font-head);
  font-size: var(--igpc-fs-h2);
  font-weight: 800; letter-spacing: -.02em;
  color: #fff; margin-bottom: 20px;
  display: flex; align-items: center; gap: 12px;
}
.igpc-h2-icon {
  width: clamp(28px, 4vw, 36px); height: clamp(28px, 4vw, 36px); flex-shrink: 0;
  background: rgba(99,102,241,.12);
  border: 1px solid rgba(99,102,241,.25);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: clamp(14px, 2vw, 16px);
}

.igpc-h3 {
  font-family: var(--igpc-font-head);
  font-size: var(--igpc-fs-h3); font-weight: 700;
  color: #fff; margin: clamp(16px, 3vw, 24px) 0 12px;
  letter-spacing: -.01em;
  padding-left: 12px;
  border-left: 3px solid var(--igpc-primary);
}

/* ═══════════════════════════════════════════════════════════
   STEP NUMERATI
═══════════════════════════════════════════════════════════ */
.igpc-steps {
  list-style: none;
  counter-reset: step;
  display: flex; flex-direction: column; gap: 14px;
}
.igpc-step {
  counter-increment: step;
  display:flex; flex-direction:row;
  gap: 14px; align-items: flex-start;
  background: var(--igpc-bg-3);
  border: 1px solid var(--igpc-border-soft);
  border-radius: var(--igpc-radius-sm);
  padding: 14px 16px;
}
.igpc-step::before {
  content: counter(step);
  font-family: var(--igpc-font-mono); font-size: 13px; font-weight: 700;
  color: var(--igpc-primary);
  background: rgba(99,102,241,.12);
  border: 1px solid rgba(99,102,241,.22);
  border-radius: 6px; width: 34px; height: 34px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; margin-top: 1px;
}
.igpc-step-body { flex:1; min-width:0; }
.igpc-step-body strong { display: block; color: var(--igpc-text); font-size: var(--igpc-fs-sm); margin-bottom: 4px; }
.igpc-step-body p      { color: var(--igpc-text-2); font-size: var(--igpc-fs-sm); margin: 0; line-height: 1.6; }

/* ═══════════════════════════════════════════════════════════
   CALLOUT / ALERT
═══════════════════════════════════════════════════════════ */
.igpc-callout {
  display: flex; gap: 14px; align-items: flex-start;
  border-radius: var(--igpc-radius-sm);
  padding: 14px 16px; margin: 18px 0;
  font-size: var(--igpc-fs-sm);
}
.igpc-callout.warn   { background: rgba(245,158,11,.07); border: 1px solid rgba(245,158,11,.22); }
.igpc-callout.info   { background: rgba(99,102,241,.07); border: 1px solid rgba(99,102,241,.22); }
.igpc-callout.tip    { background: rgba(97,206,112,.07); border: 1px solid rgba(97,206,112,.22); }
.igpc-callout.danger { background: rgba(241,99,99,.07);  border: 1px solid rgba(241,99,99,.22);  }

.igpc-callout-icon   { font-size: 18px; flex-shrink: 0; line-height: 1; margin-top: 1px; }
.igpc-callout p      { margin: 0; line-height: 1.6; }
.igpc-callout.warn   p { color: #d4943a; }
.igpc-callout.info   p { color: #8892c4; }
.igpc-callout.tip    p { color: #57b864; }
.igpc-callout.danger p { color: #d44343; }
.igpc-callout strong   { color: inherit; }

/* ═══════════════════════════════════════════════════════════
   TABELLE
═══════════════════════════════════════════════════════════ */
.igpc-table-wrap {
  overflow-x: auto;
  border-radius: var(--igpc-radius-sm);
  border: 1px solid var(--igpc-border-soft);
  margin-top: 20px;
  -webkit-overflow-scrolling: touch;
  /* Hint visivo dello scroll su mobile */
  background:
    linear-gradient(to right, var(--igpc-bg-2) 20px, transparent 20px),
    linear-gradient(to left,  var(--igpc-bg-2) 20px, transparent 20px),
    radial-gradient(farthest-side at 0 50%, rgba(99,102,241,.15), transparent),
    radial-gradient(farthest-side at 100% 50%, rgba(99,102,241,.15), transparent);
  background-repeat: no-repeat;
  background-size: 20px 100%, 20px 100%, 14px 100%, 14px 100%;
  background-position: left, right, left, right;
  background-attachment: local, local, scroll, scroll;
}
.igpc-table {
  width: 100%; border-collapse: collapse;
  font-size: var(--igpc-fs-sm); min-width: 480px;
}
.igpc-table thead tr {
  background: rgba(99,102,241,.1);
  border-bottom: 1px solid rgba(99,102,241,.2);
}
.igpc-table thead th {
  font-family: var(--igpc-font-mono); font-size: var(--igpc-fs-xs);
  font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--igpc-primary); padding: 12px 14px; text-align: left;
  white-space: nowrap;
}
.igpc-table tbody tr {
  border-bottom: 1px solid var(--igpc-border-soft);
  transition: background .2s;
}
.igpc-table tbody tr:hover { background: rgba(99,102,241,.04); }
.igpc-table tbody tr:last-child { border-bottom: none; }
.igpc-table td             { padding: 11px 14px; color: var(--igpc-text-2); vertical-align: top; }
.igpc-table td:first-child { color: var(--igpc-text); font-weight: 600; }

.igpc-table-tag         { display: inline-block; font-family: var(--igpc-font-mono); font-size: .72rem; padding: 2px 7px; border-radius: 4px; font-weight: 600; }
.igpc-table-tag.perf    { background: rgba(99,102,241,.15); color: var(--igpc-primary); }
.igpc-table-tag.qual    { background: rgba(97,206,112,.12); color: var(--igpc-accent); }
.igpc-table-tag.lat     { background: rgba(245,158,11,.12); color: var(--igpc-amber); }

/* ═══════════════════════════════════════════════════════════
   TOC SIDEBAR
═══════════════════════════════════════════════════════════ */
.igpc-toc-card {
  background: var(--igpc-bg-2);
  border: 1px solid var(--igpc-border-soft);
  border-radius: var(--igpc-radius);
  overflow: hidden;
}
.igpc-toc-head {
  padding: 14px 18px;
  background: rgba(99,102,241,.08);
  border-bottom: 1px solid var(--igpc-border-soft);
  font-family: var(--igpc-font-mono); font-size: var(--igpc-fs-xs); font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--igpc-primary);
  display: flex; align-items: center; gap: 8px;
}
.igpc-toc-body { padding: 12px 0; }
.igpc-toc-link {
  display: flex; align-items: center; gap: 8px;
  padding: 7px 18px;
  text-decoration: none; font-size: var(--igpc-fs-sm);
  color: var(--igpc-text-2);
  transition: color .18s, background .18s;
  line-height: 1.35;
  border-left: 2px solid transparent;
}
.igpc-toc-link:hover,
.igpc-toc-link.active {
  color: var(--igpc-primary);
  background: rgba(99,102,241,.05);
  border-left-color: var(--igpc-primary);
}
.igpc-toc-link.sub { padding-left: 30px; font-size: var(--igpc-fs-xs); }
.igpc-toc-num {
  font-family: var(--igpc-font-mono); font-size: .68rem; font-weight: 700;
  color: var(--igpc-text-3); flex-shrink: 0; min-width: 18px;
}
.igpc-toc-shortcode {
  padding: 14px 18px;
  border-top: 1px solid var(--igpc-border-soft);
  margin-top: 4px;
}

/* ═══════════════════════════════════════════════════════════
   CTA BOX
═══════════════════════════════════════════════════════════ */
.igpc-cta-box {
  background: linear-gradient(135deg, #0f1028 0%, #1a1b35 100%);
  border: 1px solid rgba(99,102,241,.28);
  border-radius: var(--igpc-radius);
  padding: clamp(20px, 4vw, 32px); text-align: center;
  position: relative; overflow: hidden;
  margin-top: clamp(20px, 4vw, 32px);
}
.igpc-cta-box::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 70% 70% at 50% 0%, rgba(99,102,241,.12) 0%, transparent 70%);
  pointer-events: none;
}
.igpc-cta-box h3 { font-size: clamp(1rem, 2vw, 1.2rem); font-weight: 800; margin-bottom: 10px; font-family: var(--igpc-font-head); }
.igpc-cta-box p  { color: var(--igpc-text-2); font-size: var(--igpc-fs-sm); margin-bottom: 20px; }

.igpc-cta-btn {
  display: inline-block;
  background: var(--igpc-primary);
  color: #fff !important; font-weight: 700; font-size: var(--igpc-fs-sm);
  padding: clamp(10px, 2vw, 12px) clamp(20px, 4vw, 28px); border-radius: 9px;
  text-decoration: none;
  transition: background .2s, transform .15s;
  font-family: var(--igpc-font-head);
}
.igpc-cta-btn:hover { background: var(--igpc-primary-dk); transform: translateY(-2px); color: #fff !important; }

/* ═══════════════════════════════════════════════════════════
   SCORE BADGE
═══════════════════════════════════════════════════════════ */
.igpc-score-wrap { display: inline-flex; align-items: center; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }

.igpc-score {
  padding: 1px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--igpc-primary), var(--igpc-accent));
}
.igpc-score-inner {
  background: var(--igpc-bg-2);
  border-radius: 13px;
  padding: 14px 22px;
  display: flex; flex-direction: column; align-items: center;
}
.igpc-score-num   { font-size: clamp(2rem, 4vw, 2.5rem); font-weight: 800; color: var(--igpc-primary); line-height: 1; font-family: var(--igpc-font-head); }
.igpc-score-label { font-size: var(--igpc-fs-xs); font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--igpc-text-3); margin-top: 2px; font-family: var(--igpc-font-mono); }

/* ═══════════════════════════════════════════════════════════
   PROS & CONS
═══════════════════════════════════════════════════════════ */
.igpc-proscons { display: grid; grid-template-columns: 1fr 1fr; gap: var(--igpc-gap-grid); }
.igpc-pros, .igpc-cons { background: var(--igpc-bg-4); border-radius: 8px; padding: 16px 18px; }
.igpc-pros { border-top: 3px solid var(--igpc-accent); }
.igpc-cons { border-top: 3px solid var(--igpc-red); }
.igpc-pc-title { font-size: var(--igpc-fs-xs); font-weight: 700; letter-spacing: 2px; text-transform: uppercase; margin-bottom: 10px; font-family: var(--igpc-font-head); }
.igpc-pros .igpc-pc-title { color: var(--igpc-accent); }
.igpc-cons .igpc-pc-title { color: var(--igpc-red); }
.igpc-pc-list { list-style: none; }
.igpc-pc-list li { font-size: var(--igpc-fs-sm); padding: 4px 0; display: flex; align-items: flex-start; gap: 8px; line-height: 1.45; color: var(--igpc-text-2); }
.igpc-pros .igpc-pc-list li::before { content: '✓'; color: var(--igpc-accent); font-weight: 700; flex-shrink: 0; }
.igpc-cons .igpc-pc-list li::before { content: '✗'; color: var(--igpc-red);    font-weight: 700; flex-shrink: 0; }

/* ═══════════════════════════════════════════════════════════
   DISCLOSURE / NOTE LEGALE
═══════════════════════════════════════════════════════════ */
.igpc-disclosure {
  background: rgba(99,102,241,.05);
  border: 1px solid rgba(99,102,241,.15);
  border-radius: var(--igpc-radius-sm);
  padding: 12px 16px;
  font-size: var(--igpc-fs-xs);
  color: var(--igpc-text-3);
  line-height: 1.55;
}
.igpc-disclosure strong { color: var(--igpc-text-2); }

/* ═══════════════════════════════════════════════════════════
   UTILITY
═══════════════════════════════════════════════════════════ */
.igpc-divider { height: 1px; background: var(--igpc-border-soft); margin: clamp(18px, 3vw, 28px) 0; }

.igpc-label {
  display: inline-flex; align-items: center; gap: 5px;
  font-family: var(--igpc-font-mono); font-size: var(--igpc-fs-xs); font-weight: 700;
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--igpc-text-3); margin-bottom: 8px;
}

/* ═══════════════════════════════════════════════════════════
   ILLUSTRATION
═══════════════════════════════════════════════════════════ */
.igpc-illustration {
  background: var(--igpc-bg-2);
  border: 1px solid var(--igpc-border-soft);
  border-radius: var(--igpc-radius);
  overflow: hidden;
  margin: clamp(16px, 3vw, 24px) 0;
  box-shadow: var(--igpc-shadow);
}
.igpc-illustration-caption {
  font-size: var(--igpc-fs-xs);
  color: var(--igpc-text-3);
  padding: 12px 18px;
  border-top: 1px solid var(--igpc-border-soft);
  font-family: var(--igpc-font-mono);
  letter-spacing: .05em;
  background: rgba(0,0,0,0.2);
}
.igpc-illustration svg { display: block; width: 100%; }

/* ═══════════════════════════════════════════════════════════
   DB GRID (Cards Grid)
═══════════════════════════════════════════════════════════ */
.igpc-db-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 260px), 1fr));
  gap: var(--igpc-gap-grid);
  margin: 20px 0 32px;
}
.igpc-db-card {
  background: var(--igpc-bg-3);
  border: 1px solid var(--igpc-border-soft);
  border-radius: var(--igpc-radius);
  padding: 18px 20px;
  transition: transform var(--igpc-dur) var(--igpc-ease), border-color var(--igpc-dur);
}
.igpc-db-card:hover { transform: translateY(-2px); border-color: var(--igpc-primary); }
.igpc-db-card-title {
  font-size: var(--igpc-fs-xs); font-weight: 700; letter-spacing: .15em;
  color: var(--igpc-primary); font-family: var(--igpc-font-mono);
  margin-bottom: 8px; text-transform: uppercase;
}
.igpc-db-card-url {
  font-size: var(--igpc-fs-sm); color: var(--igpc-cyan);
  margin-bottom: 12px; display: inline-block;
}

/* ═══════════════════════════════════════════════════════════
   PORT TAGS
═══════════════════════════════════════════════════════════ */
.igpc-port-tag {
  display: inline-block; font-family: var(--igpc-font-mono);
  font-size: 11px; padding: 2px 7px; border-radius: 2px;
  margin: 1px 2px; border: 1px solid;
}
.igpc-port-tag.udp  { color: var(--igpc-cyan);    border-color: rgba(0,229,255,.3);   background: rgba(0,229,255,.07); }
.igpc-port-tag.tcp  { color: var(--igpc-primary);  border-color: rgba(99,102,241,.3);  background: rgba(99,102,241,.07); }
.igpc-port-tag.both { color: var(--igpc-green);    border-color: rgba(97,206,112,.3);  background: rgba(97,206,112,.07); }

/* ═══════════════════════════════════════════════════════════
   METRICS
═══════════════════════════════════════════════════════════ */
.igpc-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 150px), 1fr));
  gap: var(--igpc-gap-grid);
  margin: 28px 0;
}
.igpc-metric {
  background: var(--igpc-bg-2);
  border: 1px solid var(--igpc-border-soft);
  border-radius: var(--igpc-radius);
  padding: clamp(14px, 3vw, 20px) 18px;
  text-align: center;
}
.igpc-metric-val {
  font-family: var(--igpc-font-mono);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 900; line-height: 1; margin-bottom: 6px;
}
.igpc-metric-val.good { color: var(--igpc-green); }
.igpc-metric-val.ok   { color: var(--igpc-cyan); }
.igpc-metric-val.bad  { color: var(--igpc-primary); }
.igpc-metric-label {
  font-family: var(--igpc-font-mono); font-size: var(--igpc-fs-xs);
  letter-spacing: .12em; text-transform: uppercase; color: var(--igpc-text-3);
}

/* ═══════════════════════════════════════════════════════════
   SETTING LIST
═══════════════════════════════════════════════════════════ */
.igpc-setting-list { margin: 24px 0; }
.igpc-setting-item {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 20px; padding: 14px 0;
  border-bottom: 1px solid var(--igpc-border-soft);
}
.igpc-setting-name { font-weight: 600; color: var(--igpc-text); font-size: var(--igpc-fs-body); min-width: 200px; }
.igpc-setting-desc { font-size: var(--igpc-fs-sm); color: var(--igpc-text-2); flex: 1; }
.igpc-setting-val {
  font-family: var(--igpc-font-mono); font-size: var(--igpc-fs-xs);
  color: var(--igpc-green);
  background: rgba(97,206,112,.08); border: 1px solid rgba(97,206,112,.2);
  padding: 3px 10px; border-radius: 2px; white-space: nowrap; flex-shrink: 0;
}

/* ── Immagini responsive ──────────────────────────────────── */
.igpc-img-responsive {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--igpc-radius-sm);
}
.igpc-img-contain {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: contain;
  border-radius: var(--igpc-radius-sm);
}

/* ── Reduced Motion ──────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }

  /* Eccezioni: animazioni decorative continue.
     Azzerarle le trasforma in sfarfallio velocissimo,
     quindi è meglio fermarle del tutto. */
  .igpc-ticker-track,
  .igpc-ticker-label__dot,
  .igpc-hero-eyebrow span,
  [class*="pulse"],
  .ms {
    animation: none !important;
  }
}


/* ═══════════════════════════════════════════════════════════
   RESPONSIVE — TABLET  (600px – 1023px)
   Target: display 10", 768–1024px viewport
═══════════════════════════════════════════════════════════ */
@media (max-width: 1023px) {

  /* Layout: TOC diventa horizontal sopra il contenuto */
  .igpc-layout {
    grid-template-columns: 1fr;
    grid-template-areas: "toc" "main";
    gap: 0;
  }
  .igpc-aside {
    position: static;
    margin-bottom: 24px;
  }

  /* TOC: griglia orizzontale multi-colonna */
  .igpc-toc-body {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  }

  /* Hero: togli gradient costoso, mantieni compattezza */
  .igpc-hero::before {
    background:
      radial-gradient(ellipse 80% 60% at 95% 50%, rgba(99,102,241,.10) 0%, transparent 65%);
  }
}


/* ═══════════════════════════════════════════════════════════
   RESPONSIVE — MOBILE  (< 600px)
   Target: phone 6", 360–430px viewport
═══════════════════════════════════════════════════════════ */
@media (max-width: 599px) {

  /* --- Layout -------------------------------------------- */
  .igpc-layout {
    grid-template-columns: 1fr;
    grid-template-areas: "toc" "main";
  }
  .igpc-aside { position: static; margin-bottom: 16px; }

  /* --- TOC: colonna singola + scroll orizzontale interno -- */
  .igpc-toc-body { display: block; }
  .igpc-toc-link { padding: 8px 14px; }
  .igpc-toc-link.sub { padding-left: 24px; }

  /* --- Hero ---------------------------------------------- */
  .igpc-hero::before { display: none; }  /* risparmia compositing */
  .igpc-hero-meta { gap: 10px 16px; }

  /* --- Sezioni ------------------------------------------- */
  /* Usa le custom property fluid già definite, nessun override necessario */

  /* --- Pros/Cons: impilati verticalmente ----------------- */
  .igpc-proscons { grid-template-columns: 1fr; }

  /* --- DB Grid: 1 colonna su schermi molto stretti ------- */
  .igpc-db-grid { grid-template-columns: 1fr; }

  /* --- Metrics: 2 colonne (es. 2 metriche per riga) ------ */
  .igpc-metrics {
    grid-template-columns: repeat(2, 1fr);
  }

  /* --- Setting list: impila nome/desc/valore ------------- */
  .igpc-setting-item { flex-direction: column; gap: 6px; }
  .igpc-setting-name { min-width: auto; }

  /* --- CTA box ------------------------------------------- */
  .igpc-cta-btn { display: block; text-align: center; width: 100%; }

  /* --- Badges più compatti ------------------------------- */
  .igpc-hero-badges { gap: 6px; }

  /* --- Media generici ------------------------------------ */
  img, video, iframe { max-width: 100%; }

  /* --- Step: layout verticale se serve ------------------- */
  .igpc-step { gap: 10px; }

  /* --- Callout: testo più compatto ----------------------- */
  .igpc-callout { padding: 12px 14px; }
}


/* ═══════════════════════════════════════════════════════════
   RESPONSIVE — MOBILE STRETTO  (< 380px)
   Target: telefoni vecchi, iPhone SE, ecc.
═══════════════════════════════════════════════════════════ */
@media (max-width: 379px) {

  /* Metrics: forza 1 sola colonna su telefoni molto stretti */
  .igpc-metrics { grid-template-columns: 1fr; }

  /* Tabelle: testo ancora più piccolo per leggibilità */
  .igpc-table { font-size: .75rem; }
  .igpc-table th, .igpc-table td { padding: 9px 10px; }

  /* Badge ultra compatto */
  .igpc-badge { font-size: .6rem; padding: 4px 8px; }

  /* TOC link testo più corto */
  .igpc-toc-link { font-size: .78rem; }
}


/* ═══════════════════════════════════════════════════════════
   RESPONSIVE — 4K BOOST  (≥ 2560px)
   Aumenta base font e allarga il container per non avere
   righe di testo larghissime a 4K
═══════════════════════════════════════════════════════════ */
@media (min-width: 2560px) {

  :root {
    /* Scala tutto il sito ~12.5% in più */
    font-size: 18px;

    /* Allunga il container per sfruttare lo spazio */
    --content-max: 1480px;

    /* TOC un po' più larga */
    --toc-w: 300px;

    /* Aumenta i gap per respirare meglio */
    --igpc-gap-layout: 52px;
    --igpc-pad-page-x: 40px;
    --igpc-pad-section: 40px;
    --igpc-mb-section:  36px;
  }

  /* Scrollbar più larga su monitor grandi */
  ::-webkit-scrollbar { width: 10px; height: 10px; }

  /* Tabella: più padding sulle celle */
  .igpc-table thead th { padding: 14px 18px; }
  .igpc-table td        { padding: 13px 18px; }

  /* Hero: gradient più intenso — visibile a distanza */
  .igpc-hero::before {
    background:
      radial-gradient(ellipse 70% 90% at 95% 50%, rgba(99,102,241,.18) 0%, transparent 65%),
      radial-gradient(ellipse 50% 50% at  5% 85%, rgba(97,206,112,.09) 0%, transparent 60%),
      radial-gradient(ellipse 30% 30% at 50%  0%, rgba(99,102,241,.12) 0%, transparent 60%);
  }

  /* Score: numero più grande */
  .igpc-score-num { font-size: 3rem; }

  /* DB grid: 3-4 colonne comode */
  .igpc-db-grid { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
}
/* ==========================================================================
   POWERSHELL CODE BOX (IGPC Shared)
   ========================================================================== */

.code-box-container {
  position: relative;
  background: #0d1117;
  border: 1px solid #30363d;
  border-radius: 8px;
  padding: 16px 50px 16px 18px;
  margin: 20px 0;
  display: flex;
  align-items: center;
}

.code-box-container pre,
.code-box-container pre code {
  background: transparent !important;
  border: none !important;
  border-radius: 0 !important;
  padding: 0 !important;
  margin: 0;
  color: #e6edf3;
  font-family: 'SFMono-Regular', Consolas, monospace;
  font-size: 13.5px;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-all;
  flex: 1;
  box-shadow: none !important;
}

.igpc-copy-button {
  position: absolute;
  top: 10px;
  right: 10px;
  background: #21262d !important;
  border: 1px solid #30363d !important;
  border-radius: 6px !important;
  color: #7d8590 !important;
  padding: 6px !important;
  cursor: pointer;
  display: flex !important;
  align-items: center;
  justify-content: center;
  line-height: 1;
  box-shadow: none !important;
  width: auto !important;
  min-width: unset !important;
  transition: all 0.2s ease;
}

.igpc-copy-button:hover {
  background: #30363d !important;
  border-color: #8b949e !important;
  color: #e6edf3 !important;
}

.igpc-copy-button.copied {
  color: #3fb950 !important;
  border-color: #3fb950 !important;
}

/* --- Struttura Parametrica Hero --- */
.igpc-hero-dynamic {
    position: relative;
    background: #000;
    width: 100%;
    padding: clamp(40px, 8vw, 80px) clamp(15px, 4vw, 40px);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: var(--content-align, flex-start);
}

.igpc-content-block {
    position: relative;
    z-index: 10;
    margin-bottom: var(--text-overlap, -40px);
    text-align: var(--text-align, left);
    max-width: 100%;
}

.igpc-dynamic-title {
    color: #fff;
    font-family: var(--igpc-font-head);
    font-size: clamp(1.8rem, 6vw, 3.5rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 20px;
}

.igpc-dynamic-desc {
    color: var(--igpc-text-2);
    font-size: clamp(1rem, 2vw, 1.15rem);
    line-height: 1.6;
}

/* --- Container Immagine Ottimizzato --- */
.igpc-dynamic-img-container {
    position: relative;
    width: 100%;
    line-height: 0;
}

.igpc-dynamic-img-tag {
    width: 100%;
    height: auto;
    display: block;
    aspect-ratio: 16 / 9; /* Mantieni le proporzioni per evitare CLS */
    object-fit: cover;
}

.igpc-dynamic-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        var(--gradient-dir, 145deg), 
        #000000 var(--gradient-stop, 30%),
        transparent var(--gradient-end, 85%)
    );
    pointer-events: none;
}

/* --- Integrazione Card nel sistema Parametrico --- */
.igpc-tool-list-section {
    padding-bottom: 80px; /* Più spazio in basso per l'immagine */
}

.igpc-cards-list-simple {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 100%;
    max-width: 450px; /* Mantiene la lista compatta e centrata */
    margin: 0 auto;
}

.igpc-simple-card {
    display: block;
    background: rgba(15, 17, 23, 0.7); /* Sfondo semi-trasparente per far vedere il PC dietro */
    backdrop-filter: blur(10px); /* Effetto vetro moderno */
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--igpc-border-soft);
    border-radius: var(--igpc-radius);
    padding: 20px;
    text-align: left;
    text-decoration: none !important;
    transition: all 0.3s var(--igpc-ease);
}

.igpc-simple-card:hover {
    background: rgba(99, 102, 241, 0.1);
    border-color: var(--igpc-primary);
    transform: scale(1.02);
}

/* Stili Testo Card */
.igpc-simple-card .card-tag {
    font-family: var(--igpc-font-mono);
    font-size: 9px;
    color: var(--igpc-accent);
    margin-bottom: 6px;
    display: block;
}

.igpc-simple-card .card-heading {
    font-family: var(--igpc-font-head);
    color: #fff;
    font-size: 18px;
    margin-bottom: 4px;
}

.igpc-simple-card .card-subtext {
    color: var(--igpc-text-2);
    font-size: 13px;
    line-height: 1.4;
    margin-bottom: 12px;
}

.igpc-simple-card .card-cta {
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    opacity: 0.7;
}

/* 4. COMPONENTE GHOST LIST */
.ghost-list-container {
    width: 100%;
    padding: 60px 0;
    display: flex;
    flex-direction: column;
    gap: 15px;
    align-items: center;
}

.ghost-item {
    position: relative;
    width: 100%;
    max-width: 1200px;
    height: clamp(85px, 10vw, 110px);
    display: flex;
    align-items: center;
    padding: 0 30px;
    background: var(--igpc-bg-2);
    border: 1px solid var(--igpc-border-soft);
    border-radius: var(--igpc-radius);
    overflow: hidden;
    transition: all 0.4s var(--igpc-ease);
    text-decoration: none !important;
}

.ghost-item:hover, .ghost-item.is-in-view {
    border-color: var(--igpc-primary);
    box-shadow: var(--igpc-shadow), var(--igpc-glow);
    background: var(--igpc-bg-3);
    transform: translateY(-4px);
}

.ghost-num {
    font-family: var(--igpc-font-mono);
    font-size: 16px;
    color: var(--igpc-primary);
    font-weight: 700;
}

.ghost-title {
    font-family: var(--igpc-font-head);
    font-weight: 800;
    font-size: clamp(1.5rem, 4vw, 3.5rem);
    text-transform: uppercase;
    color: var(--igpc-text-3);
    margin-left: 40px;
    transition: all 0.4s var(--igpc-ease);
    z-index: 2;
}

.ghost-item:hover .ghost-title, .ghost-item.is-in-view .ghost-title {
    color: #fff;
    transform: translateX(10px);
}
    /* --- GHOST LIST DINAMICA V3 --- */
.ghost-image-wrapper {
    position: absolute;
    inset: 0 0 0 auto;
    width: 60%;
    height: 100%;
    z-index: 1;
    opacity: 0.3;
    transition: all 0.5s var(--igpc-ease);

    /* Default: versione mobile (schermi piccoli scaricano solo questa) */
    background-image: var(--img-mobile);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: var(--ghost-pos, right center);

    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 100%);
    mask-image: linear-gradient(to right, transparent 0%, black 100%);

    filter: blur(5px) grayscale(100%);
}

/* Da tablet/desktop in su: versione grande */
@media (min-width: 1024px) {
  .ghost-image-wrapper {
    background-image: var(--img-wide);
  }
}

.ghost-item:hover .ghost-image-wrapper, 
.ghost-item.is-in-view .ghost-image-wrapper {
    opacity: 1;
    filter: blur(0) grayscale(0);
}

/* Effetto di zoom dinamico senza rompere i bordi */
.ghost-item:hover {
    --ghost-pos: right 10% center; /* Sposta leggermente l'immagine al mouseover */
}

.ghost-spotlight {
    position: absolute; inset: 0; z-index: 2; pointer-events: none;
    background: radial-gradient(circle 300px at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(99, 102, 241, 0.15) 0%, transparent 80%);
    mix-blend-mode: overlay; opacity: 0; transition: opacity 0.3s;
}
.ghost-item:hover .ghost-spotlight { opacity: 1; }

/* 5. UTILITY CLASSES & RESPONSIVE */
.txt-accent { color: var(--igpc-accent) !important; }
.txt-primary { color: var(--igpc-primary) !important; }
.igpc-eyebrow-mono {
    font-family: var(--igpc-font-mono);
    color: var(--igpc-accent);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.15em;
    margin-bottom: 12px;
}

@media (max-width: 768px) {
    .igpc-hero-dynamic { padding: 40px 15px; --text-overlap: -20px; }
    .ghost-title { margin-left: 20px; }
    .igpc-cards-list-simple { max-width: 100%; }
}

/* Fix per evitare che il wrapper occupi troppo spazio su mobile estremo */
@media (max-width: 379px) {
    .ghost-image-wrapper {
        width: 70%; /* Leggermente più largo su schermi minuscoli per visibilità */
    }
}