/* ==========================================================================
   QORE — Marketing Site
   Design system: Institutional flow · Human scale
   ========================================================================== */

/* -- Fonts ----------------------------------------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=Syne:wght@500;600;700;800&family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* -- Reset ----------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { background: none; border: none; cursor: pointer; font: inherit; color: inherit; }

/* -- Tokens ---------------------------------------------------------------- */
:root {
  /* Brand palette */
  --bg-deepest:  #040810;
  --bg-deep:     #06122a;
  --bg-surface:  #0a1a30;
  --bg-elevated: #0e2240;
  --border:      #1a3050;
  --border-soft: #122440;

  --text-primary:   #e8f2ff;
  --text-secondary: #a8c0d8;
  --text-tertiary:  #5a708a;
  --text-muted:     #3a4a5a;

  --accent:        #44eeff;
  --accent-bright: #66ddff;
  --accent-deep:   #0088ff;
  --accent-glow:   rgba(68, 238, 255, 0.18);

  --success: #34d399;
  --warning: #fbbf24;

  /* Typography */
  --font-display: 'Syne', 'Helvetica Neue', sans-serif;
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    'JetBrains Mono', 'SF Mono', Consolas, monospace;

  /* Layout */
  --container:  1200px;
  --container-narrow: 880px;
  --header-h:   72px;
  --radius-sm:  4px;
  --radius:     8px;
  --radius-lg:  16px;

  /* Motion */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* -- Base ------------------------------------------------------------------ */
html, body {
  background: var(--bg-deepest);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

body {
  background-image:
    radial-gradient(ellipse 1200px 600px at 50% -100px, rgba(68, 238, 255, 0.07), transparent 70%),
    radial-gradient(ellipse 800px 400px at 100% 100%, rgba(0, 136, 255, 0.05), transparent 60%);
  background-attachment: fixed;
  min-height: 100vh;
}

/* Subtle grid overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(var(--border-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-soft) 1px, transparent 1px);
  background-size: 80px 80px;
  opacity: 0.25;
  pointer-events: none;
  z-index: 0;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black 30%, transparent 80%);
}

/* -- Typography ------------------------------------------------------------ */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); font-weight: 800; }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.4rem, 2.5vw, 1.75rem); }
h4 { font-size: 1.15rem; }

p { color: var(--text-secondary); }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.eyebrow::before {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--accent);
}

.lead {
  font-size: clamp(1.1rem, 1.5vw, 1.25rem);
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 60ch;
}

code, .mono {
  font-family: var(--font-mono);
  font-size: 0.9em;
}

/* -- Container ------------------------------------------------------------- */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}
.container-narrow { max-width: var(--container-narrow); }

/* -- Header ---------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  z-index: 100;
  background: rgba(4, 8, 16, 0.65);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}
.site-header.scrolled {
  border-bottom-color: var(--border-soft);
  background: rgba(4, 8, 16, 0.85);
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.brand-mark {
  width: 36px;
  height: 36px;
}
.brand-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: -0.02em;
}
.brand-text .q { color: var(--text-primary); }
.brand-text .ore { color: var(--text-tertiary); font-weight: 400; }

.nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.2s var(--ease);
  position: relative;
  padding: 4px 0;
}
.nav a:hover, .nav a.active { color: var(--text-primary); }
.nav a.active::after {
  content: '';
  position: absolute;
  left: 0; bottom: -2px;
  width: 16px;
  height: 1px;
  background: var(--accent);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--text-primary);
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Nav CTA (Area riservata) — visibile solo nel menu mobile */
.nav-cta { display: none; }

@media (max-width: 920px) {
  .nav-toggle { display: flex; }
  .nav {
    display: flex;
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    height: calc(100vh - var(--header-h));
    /* Tinta solida (no backdrop-filter: bug rendering su Chrome Android vecchio
       quando combinato con transform). 0.98 era praticamente opaco comunque. */
    background: #040810;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 24px;
    transform: translateX(100%);
    transition: transform 0.3s var(--ease);
    border-top: 1px solid var(--border-soft);
    z-index: 90;
  }
  .nav.open { transform: translateX(0); }
  .nav a {
    padding: 18px 0;
    border-bottom: 1px solid var(--border-soft);
    font-size: 1.1rem;
  }
  .nav a.active::after { display: none; }
  /* Su mobile il bottone resta visibile in header, in formato compatto */
  .header-actions .btn-primary {
    padding: 8px 14px;
    font-size: 0.78rem;
  }
  /* CTA in cima al menu hamburger, prominente */
  .nav-cta {
    display: block;
    color: var(--accent);
    font-weight: 600;
    border-left: 3px solid var(--accent);
    padding-left: 14px;
    margin-bottom: 4px;
  }
}
@media (max-width: 480px) {
  /* Schermi molto piccoli: nascondi lang-switch dall'header (resta accessibile
     in altro modo in futuro). Mantieni brand + btn Area riservata + hamburger. */
  .header-actions .lang-switch { display: none; }
  .header-actions .btn-primary {
    padding: 6px 11px;
    font-size: 0.72rem;
  }
}

/* -- Buttons --------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  border-radius: var(--radius-sm);
  transition: all 0.2s var(--ease);
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg-deepest);
  font-weight: 600;
  box-shadow: 0 0 0 1px var(--accent), 0 8px 24px -8px var(--accent-glow);
}
.btn-primary:hover {
  background: var(--accent-bright);
  transform: translateY(-1px);
  box-shadow: 0 0 0 1px var(--accent-bright), 0 12px 32px -8px var(--accent-glow);
}

.btn-ghost {
  color: var(--text-primary);
  border: 1px solid var(--border);
  background: transparent;
}
.btn-ghost:hover {
  border-color: var(--accent);
  background: rgba(68, 238, 255, 0.05);
  color: var(--accent);
}

.btn-text {
  color: var(--text-primary);
  padding: 8px 0;
  position: relative;
}
.btn-text::after {
  content: '→';
  transition: transform 0.2s var(--ease);
}
.btn-text:hover { color: var(--accent); }
.btn-text:hover::after { transform: translateX(4px); }

/* -- Sections -------------------------------------------------------------- */
section {
  position: relative;
  padding: clamp(60px, 10vw, 120px) 0;
}
.section-tight { padding: clamp(40px, 6vw, 80px) 0; }

.section-header {
  margin-bottom: clamp(40px, 6vw, 80px);
  max-width: 720px;
}
.section-header.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}
.section-header.center .eyebrow { justify-content: center; }
.section-header h2 { margin: 16px 0 20px; }

/* -- Hero ------------------------------------------------------------------ */
.hero {
  padding-top: calc(var(--header-h) + 80px);
  padding-bottom: 120px;
  min-height: 90vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 80px;
  align-items: center;
}
@media (max-width: 920px) {
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
}

.hero h1 {
  margin: 24px 0 28px;
  font-family: var(--font-mono);
  font-size: clamp(1.65rem, 3.4vw, 2.65rem);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.25;
  word-break: keep-all;
  overflow-wrap: break-word;
}
.hero h1 .accent {
  color: var(--accent-bright);
  font-weight: 700;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
}
.hero .lead { margin-bottom: 36px; max-width: 52ch; }

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-stats {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--border-soft);
  padding-top: 28px;
}
.hero-stat {
  padding-right: 24px;
}
.hero-stat + .hero-stat {
  border-left: 1px solid var(--border-soft);
  padding-left: 24px;
}
.hero-stat .num {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
}
.hero-stat .num .unit {
  color: var(--accent);
  font-size: 1.1rem;
  margin-left: 2px;
}
.hero-stat .label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-top: 8px;
  display: block;
}
/* Mobile stretto: 3 stats in colonna verticale (separator orizzontale) */
@media (max-width: 540px) {
  .hero-stats {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 40px;
    padding-top: 20px;
  }
  .hero-stat { padding-right: 0; padding-bottom: 16px; }
  .hero-stat + .hero-stat {
    border-left: none;
    border-top: 1px solid var(--border-soft);
    padding-left: 0;
    padding-top: 16px;
  }
}

/* Hero visual: animated tape ticker */
.hero-visual {
  position: relative;
  height: 520px;
  max-width: 480px;
  margin-left: auto;
  width: 100%;
}
.hero-visual-card {
  position: relative;
  height: 100%;
  background: linear-gradient(160deg, var(--bg-deep) 0%, var(--bg-deepest) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow:
    0 24px 60px -20px rgba(0, 0, 0, 0.5),
    0 0 0 1px rgba(68, 238, 255, 0.05),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
}
/* -- Footprint chart visual (hero) ---------------------------------------- */
.fp-glow {
  position: absolute;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  filter: blur(24px);
  opacity: 0.4;
  animation: pulse 6s ease-in-out infinite;
  pointer-events: none;
}
@keyframes pulse {
  0%, 100% { opacity: 0.35; transform: translate(-50%, -50%) scale(1); }
  50%      { opacity: 0.7;  transform: translate(-50%, -50%) scale(1.08); }
}

.fp {
  position: relative;
  height: 100%;
  padding: 22px 22px 18px;
  display: flex;
  flex-direction: column;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-secondary);
  z-index: 1;
}

.fp-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-soft);
  margin-bottom: 8px;
}
.fp-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}
.fp-title .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 8px var(--success);
  animation: blink 2s ease-in-out infinite;
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.3; }
}
.fp-symbol {
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--text-primary);
  letter-spacing: 0.04em;
}
.fp-symbol .px { color: var(--accent); margin-left: 8px; }

.fp-cols {
  display: grid;
  grid-template-columns: 1fr 64px 1fr;
  gap: 4px;
  font-size: 0.6rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  padding: 4px 0 6px;
  border-bottom: 1px dashed var(--border-soft);
  margin-bottom: 4px;
}
.fp-cols span:first-child { text-align: right; }
.fp-cols span:nth-child(2) { text-align: center; }

.fp-rows {
  flex: 1;
  display: grid;
  grid-template-rows: repeat(7, minmax(0, 1fr));
  gap: 2px;
}
.fp-row {
  display: grid;
  grid-template-columns: 1fr 64px 1fr;
  gap: 4px;
  align-items: center;
  font-size: 0.78rem;
  font-weight: 500;
  position: relative;
}
.fp-row .bid,
.fp-row .ask {
  padding: 4px 8px;
  border-radius: 2px;
  font-variant-numeric: tabular-nums;
}
.fp-row .bid {
  text-align: right;
  color: #5dd9b0;
  background: rgba(52, 211, 153, var(--bid-w, 0.12));
  border-right: 1px solid rgba(52, 211, 153, 0.25);
}
.fp-row .ask {
  text-align: left;
  color: #f8a4a4;
  background: rgba(248, 113, 113, var(--ask-w, 0.12));
  border-left: 1px solid rgba(248, 113, 113, 0.25);
}
.fp-row .px {
  text-align: center;
  font-weight: 600;
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}
.fp-row.poc .px {
  color: var(--accent);
  background: rgba(68, 238, 255, 0.1);
  border-radius: 2px;
}
.fp-row.poc::before {
  content: 'POC';
  position: absolute;
  right: -2px;
  top: 50%;
  transform: translate(100%, -50%);
  font-size: 0.55rem;
  letter-spacing: 0.18em;
  color: var(--accent);
  background: rgba(68, 238, 255, 0.12);
  padding: 2px 6px;
  border-radius: 2px;
  border: 1px solid rgba(68, 238, 255, 0.3);
}
.fp-row.imb-buy .ask {
  background: rgba(248, 113, 113, 0.32);
  box-shadow: inset 0 0 0 1px rgba(248, 113, 113, 0.4);
}
.fp-row.imb-sell .bid {
  background: rgba(52, 211, 153, 0.32);
  box-shadow: inset 0 0 0 1px rgba(52, 211, 153, 0.4);
}

.fp-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--border-soft);
  font-size: 0.7rem;
  color: var(--text-tertiary);
  letter-spacing: 0.06em;
}
.fp-foot .delta { color: var(--success); font-weight: 600; }
.fp-foot .vol   { color: var(--text-secondary); }

/* Floating badges */
.hero-badge {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: rgba(14, 34, 64, 0.92);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-secondary);
  box-shadow: 0 8px 24px -8px rgba(0, 0, 0, 0.5);
  animation: float 4s ease-in-out infinite;
  z-index: 2;
  white-space: nowrap;
}
.hero-badge.tl { top: 6%; left: -10%; animation-delay: 0s; }
.hero-badge.br { bottom: 8%; right: -8%; animation-delay: 2s; }
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-8px); }
}
.hero-badge .ic {
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(68, 238, 255, 0.12);
  color: var(--accent);
  border-radius: 4px;
  font-weight: 600;
}

@media (max-width: 920px) {
  .hero-visual { max-width: 420px; margin: 0 auto; }
  .hero-badge.tl { left: 0; }
  .hero-badge.br { right: 0; }
}
@media (max-width: 540px) {
  .fp { padding: 16px 14px 14px; font-size: 0.7rem; }
  .fp-cols, .fp-row { grid-template-columns: 1fr 52px 1fr; }
  .fp-row { font-size: 0.7rem; }
  .hero-badge { font-size: 0.65rem; padding: 8px 10px; }
  /* Header e foot del footprint mockup: se troppo stretti vanno a capo
     invece di sovrapporsi o overflow lateralmente */
  .fp-head, .fp-foot { flex-wrap: wrap; gap: 6px; }
}

/* -- Pillars / values grid ------------------------------------------------- */
.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border-soft);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
@media (max-width: 880px) { .pillars { grid-template-columns: 1fr; } }

.pillar {
  background: var(--bg-deep);
  padding: 36px 32px 40px;
  position: relative;
  transition: background 0.3s var(--ease);
}
.pillar:hover { background: var(--bg-surface); }
.pillar .num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 28px;
  display: block;
}
.pillar h3 {
  margin-bottom: 14px;
}
.pillar h3 .accent {
  background: linear-gradient(120deg, var(--accent-bright), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.pillar p { font-size: 0.95rem; line-height: 1.65; }
.pillar .keywords {
  margin-top: 24px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-tertiary);
  letter-spacing: 0.04em;
}

/* -- Feature row ----------------------------------------------------------- */
.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  margin: 80px 0;
}
.feature-row:nth-child(even) > :first-child { order: 2; }
@media (max-width: 880px) {
  .feature-row { grid-template-columns: 1fr; gap: 32px; }
  .feature-row:nth-child(even) > :first-child { order: initial; }
}

.feature-text h3 { margin: 14px 0 16px; }
.feature-text ul {
  list-style: none;
  margin-top: 24px;
}
.feature-text ul li {
  padding: 12px 0 12px 28px;
  border-bottom: 1px solid var(--border-soft);
  position: relative;
  font-size: 0.95rem;
  color: var(--text-secondary);
}
.feature-text ul li::before {
  content: '';
  position: absolute;
  left: 0; top: 18px;
  width: 14px;
  height: 1px;
  background: var(--accent);
}
.feature-text ul li:last-child { border-bottom: none; }

.feature-visual {
  background: linear-gradient(160deg, var(--bg-deep), var(--bg-deepest));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.7;
  position: relative;
  overflow: hidden;
}
.feature-visual::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 36px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent);
  border-bottom: 1px solid var(--border-soft);
}
.feature-visual .tag {
  display: inline-block;
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 3px;
  margin-right: 8px;
  letter-spacing: 0.04em;
}
.feature-visual .tag-buy { background: rgba(52, 211, 153, 0.15); color: var(--success); }
.feature-visual .tag-sell { background: rgba(248, 113, 113, 0.15); color: #f87171; }
.feature-visual .tag-info { background: rgba(68, 238, 255, 0.12); color: var(--accent); }
.feature-visual .key { color: var(--text-tertiary); }
.feature-visual .val { color: var(--accent); }
.feature-visual .num { color: var(--text-primary); }
.feature-visual .com { color: var(--text-muted); }
.feature-visual pre { color: var(--text-secondary); }

/* Mobile: scroll orizzontale sui code-block + ombra a destra come hint */
@media (max-width: 920px) {
  .feature-visual { padding: 24px 0; }
  .feature-visual::before { left: 24px; right: 24px; }
  .feature-visual pre {
    overflow-x: auto;
    max-width: 100%;
    padding: 0 24px;
    -webkit-overflow-scrolling: touch;
  }
  .feature-visual::after {
    content: '';
    position: absolute;
    top: 36px; right: 0; bottom: 0;
    width: 28px;
    background: linear-gradient(to left, var(--bg-deep) 0%, rgba(6, 18, 42, 0) 100%);
    pointer-events: none;
    border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  }
}
@media (max-width: 540px) {
  .feature-visual pre { font-size: 0.7rem; line-height: 1.5; }
}

/* -- Steps ----------------------------------------------------------------- */
.steps {
  counter-reset: step;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 60px;
}
@media (max-width: 980px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .steps { grid-template-columns: 1fr; } }

.step {
  background: var(--bg-deep);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 28px 24px;
  position: relative;
  counter-increment: step;
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}
.step:hover {
  border-color: var(--border);
  transform: translateY(-2px);
}
.step::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.08em;
  display: block;
  margin-bottom: 18px;
}
.step h4 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin-bottom: 8px;
  color: var(--text-primary);
}
.step p {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

/* -- Pricing / TaaS model -------------------------------------------------- */
.pricing-card {
  background: linear-gradient(160deg, var(--bg-deep), var(--bg-deepest));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  position: relative;
  overflow: hidden;
}
.pricing-card::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 200px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  margin-top: 32px;
}
@media (max-width: 760px) {
  .pricing-grid { grid-template-columns: 1fr; }
  .pricing-card { padding: 32px 20px; }
}

.price-component {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.price-component .label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}
.price-component .value {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.price-component .value .currency {
  color: var(--accent);
  font-size: 1.4rem;
  margin-right: 4px;
  font-weight: 600;
}
.price-component .desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.5;
}

.price-divider {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  color: var(--accent);
  position: relative;
}
@media (max-width: 760px) { .price-divider { padding: 16px 0; } }

/* -- CTA section ----------------------------------------------------------- */
.cta {
  background: linear-gradient(135deg, var(--bg-deep) 0%, var(--bg-deepest) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: clamp(48px, 8vw, 80px);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta::before {
  content: '';
  position: absolute;
  top: -50%; left: -10%;
  width: 60%;
  height: 200%;
  background: radial-gradient(ellipse, var(--accent-glow), transparent 60%);
  filter: blur(60px);
  pointer-events: none;
}
.cta h2 { margin-bottom: 20px; position: relative; }
.cta p { max-width: 540px; margin: 0 auto 32px; position: relative; }
.cta .hero-actions { justify-content: center; position: relative; }

/* -- Footer ---------------------------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--border-soft);
  padding: 64px 0 32px;
  margin-top: 80px;
  position: relative;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 56px;
}
@media (max-width: 760px) {
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 480px) {
  .footer-top { grid-template-columns: 1fr; }
}

.footer-brand p {
  margin-top: 16px;
  font-size: 0.9rem;
  color: var(--text-tertiary);
  max-width: 32ch;
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: 18px;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a {
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: color 0.2s var(--ease);
}
.footer-col a:hover { color: var(--accent); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid var(--border-soft);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-tertiary);
  flex-wrap: wrap;
  gap: 16px;
}
.footer-bottom .legal { display: flex; gap: 24px; flex-wrap: wrap; }
.footer-bottom a:hover { color: var(--accent); }

.footer-legal-notice {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px dashed var(--border-soft);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  line-height: 1.6;
  color: var(--text-tertiary);
  letter-spacing: 0.02em;
}
.footer-legal-notice strong {
  color: var(--text-secondary);
  font-weight: 600;
}

/* -- Page hero (subpages) -------------------------------------------------- */
.page-hero {
  padding-top: calc(var(--header-h) + 80px);
  padding-bottom: 60px;
  border-bottom: 1px solid var(--border-soft);
  position: relative;
}
.page-hero h1 {
  font-family: var(--font-mono);
  font-size: clamp(1.65rem, 3.4vw, 2.65rem);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.25;
  margin: 20px 0 20px;
}
.page-hero .lead {
  max-width: 60ch;
}
.breadcrumbs {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-tertiary);
  letter-spacing: 0.04em;
  display: flex;
  gap: 8px;
  align-items: center;
}
.breadcrumbs a:hover { color: var(--accent); }
.breadcrumbs .sep { color: var(--text-muted); }

/* -- Cards grid ------------------------------------------------------------ */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
@media (max-width: 880px) { .cards-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .cards-grid { grid-template-columns: 1fr; } }

.card {
  background: var(--bg-deep);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}
.card:hover {
  border-color: var(--border);
  transform: translateY(-2px);
}
.card .icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(68, 238, 255, 0.08);
  color: var(--accent);
  border-radius: 6px;
  margin-bottom: 20px;
  font-family: var(--font-mono);
  font-weight: 600;
}
.card h4 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin-bottom: 10px;
}
.card p {
  font-size: 0.9rem;
  line-height: 1.6;
}

/* -- Alert / info box ------------------------------------------------------ */
.info-box {
  background: rgba(68, 238, 255, 0.04);
  border-left: 2px solid var(--accent);
  padding: 20px 24px;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 24px 0;
}
.info-box .label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 6px;
  display: block;
}
.info-box p { font-size: 0.92rem; color: var(--text-primary); }

/* -- Reserved area / login ------------------------------------------------- */
.auth-card {
  max-width: 460px;
  margin: 0 auto;
  background: linear-gradient(160deg, var(--bg-deep), var(--bg-deepest));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  position: relative;
  overflow: hidden;
}
.auth-card::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}
.auth-card .icon-lock {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(68, 238, 255, 0.08);
  border-radius: 50%;
  margin: 0 auto 20px;
  color: var(--accent);
  font-size: 1.4rem;
}
.auth-card h2 {
  font-size: 1.6rem;
  text-align: center;
  margin-bottom: 12px;
}
.auth-card .auth-sub {
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 32px;
}

.field {
  margin-bottom: 18px;
}
.field label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--text-tertiary);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.field input {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-deepest);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color 0.2s var(--ease);
}
.field input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.auth-actions {
  margin-top: 28px;
}
.auth-actions .btn {
  width: 100%;
  justify-content: center;
}

.auth-meta {
  margin-top: 28px;
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-tertiary);
}
.auth-meta a:hover { color: var(--accent); }

.auth-footnote {
  text-align: center;
  margin-top: 24px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-tertiary);
  letter-spacing: 0.04em;
}

/* -- Contact form ---------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: start;
}
@media (max-width: 880px) {
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.contact-info-block .label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 8px;
  display: block;
}
.contact-info-block .val {
  font-size: 1.05rem;
  color: var(--text-primary);
  font-weight: 500;
  word-break: break-word;
}
.contact-info-block .desc {
  margin-top: 4px;
  font-size: 0.85rem;
  color: var(--text-tertiary);
}

.contact-form {
  background: var(--bg-deep);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.contact-form .field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (max-width: 540px) {
  .contact-form .field-row { grid-template-columns: 1fr; }
}
.contact-form textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-deepest);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  min-height: 140px;
  resize: vertical;
  transition: border-color 0.2s var(--ease);
}
.contact-form textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

/* -- Reveal animations ----------------------------------------------------- */
/* Progressive enhancement: content is always visible.
   When JS is enabled and .js-reveal is added to <html>, the content starts
   slightly translated and faded; .in fires the smooth entry. Without JS,
   nothing changes. */
.js-reveal [data-reveal]:not(.in) {
  opacity: 0;
  transform: translateY(20px);
}
[data-reveal] {
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

/* -- Accessibility --------------------------------------------------------- */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* -- Utilities ------------------------------------------------------------- */
.center { text-align: center; }
.muted { color: var(--text-tertiary); }
.divider {
  height: 1px;
  background: var(--border-soft);
  margin: 64px 0;
  position: relative;
}
.divider::before {
  content: '';
  position: absolute;
  left: 50%;
  top: -2px;
  transform: translateX(-50%);
  width: 6px;
  height: 5px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--accent);
}

/* ============================================================
   Language switch (IT|EN) in header
   Aggiunto 2026-05-15 per supporto bilingue
   ============================================================ */
.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-right: 16px;
  font-family: var(--font-mono, monospace);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary, #6b7c93);
}
.lang-switch .lang-current {
  color: var(--accent, #44eeff);
  font-weight: 600;
}
.lang-switch .lang-sep {
  color: var(--text-tertiary, #6b7c93);
  opacity: 0.5;
}
.lang-switch .lang-other {
  color: var(--text-secondary, #a8b3c4);
  text-decoration: none;
  transition: color 0.15s ease;
}
.lang-switch .lang-other:hover {
  color: var(--accent-bright, #88f4ff);
}

/* ============================================================
   Legal pages (privacy / cookie-policy)
   ============================================================ */
.legal-content {
  padding-top: 32px;
  padding-bottom: 80px;
}
.legal-content h2 {
  margin-top: 48px;
  margin-bottom: 16px;
  font-size: 1.5rem;
  color: var(--text-primary, #e8eef7);
  border-top: 1px solid var(--border, rgba(255,255,255,0.06));
  padding-top: 32px;
}
.legal-content h2:first-of-type {
  border-top: none;
  padding-top: 0;
  margin-top: 0;
}
.legal-content h3 {
  margin-top: 28px;
  margin-bottom: 10px;
  font-size: 1.05rem;
  color: var(--text-primary, #e8eef7);
  font-weight: 600;
}
.legal-content p,
.legal-content ul,
.legal-content ol {
  margin-bottom: 14px;
  line-height: 1.65;
  color: var(--text-secondary, #a8b3c4);
}
.legal-content ul, .legal-content ol {
  padding-left: 24px;
}
.legal-content li {
  margin-bottom: 6px;
}
.legal-content code {
  background: var(--bg-deep, #0b1622);
  padding: 1px 6px;
  border-radius: 3px;
  font-size: 0.85em;
  color: var(--accent, #44eeff);
}
.legal-content a {
  color: var(--accent, #44eeff);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.15s ease;
}
.legal-content a:hover {
  border-bottom-color: var(--accent, #44eeff);
}

.legal-table-wrap {
  overflow-x: auto;
  margin: 16px 0;
}
.legal-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  background: var(--bg-deep, #0b1622);
  border: 1px solid var(--border, rgba(255,255,255,0.08));
  border-radius: 6px;
  overflow: hidden;
}
.legal-table th,
.legal-table td {
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border, rgba(255,255,255,0.06));
  vertical-align: top;
}
.legal-table th {
  background: rgba(68, 238, 255, 0.05);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-primary, #e8eef7);
  font-weight: 600;
}
.legal-table tbody tr:last-child td {
  border-bottom: none;
}

/* Footer risk disclaimer */
.footer-risk-disclaimer {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px dashed var(--border, rgba(255,255,255,0.08));
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--text-tertiary, #6b7c93);
}
.footer-risk-disclaimer strong {
  color: var(--text-secondary, #a8b3c4);
}