.hero {
  padding: 100px 24px 68px;
  text-align: center;
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: -10%;
  background:
    radial-gradient(ellipse 65% 60% at 15% -10%, color-mix(in srgb, var(--accent) 20%, transparent), transparent 60%),
    radial-gradient(ellipse 55% 55% at 90% 0%, color-mix(in srgb, var(--sea) 18%, transparent), transparent 60%),
    radial-gradient(ellipse 50% 45% at 50% 100%, color-mix(in srgb, var(--accent-2) 12%, transparent), transparent 65%);
  pointer-events: none;
  animation: hero-drift 22s ease-in-out infinite alternate;
}
/* Deriva lentissima e discreta — presenza in più, mai un movimento che
   distragga da un cruscotto pensato per decisioni operative. */
@keyframes hero-drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(-1.5%, 1%, 0) scale(1.03); }
}
@media (prefers-reduced-motion: reduce) {
  .hero::before { animation: none; }
}
.hero > * { position: relative; }
.hero .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sea);
  background: linear-gradient(135deg, color-mix(in srgb, var(--sea) 12%, transparent), color-mix(in srgb, var(--accent) 12%, transparent));
  border: 1px solid rgba(37,99,235,0.3);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 24px;
}
.hero h1 {
  font-size: clamp(32px, 5vw, 52px);
  max-width: 800px;
  margin: 0 auto 20px;
  line-height: 1.15;
  background: linear-gradient(115deg, var(--text-primary) 40%, var(--accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero p.lead {
  font-size: 18px;
  max-width: 640px;
  margin: 0 auto 32px;
}
.hero-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.btn-primary.btn-glow { box-shadow: var(--shadow-glow); }

.section { padding: 72px 24px; border-bottom: 1px solid var(--border); }
.section:nth-of-type(even) { background: color-mix(in srgb, var(--accent) 3%, var(--bg)); }
.section-head { max-width: 680px; margin: 0 auto 44px; text-align: center; }
.section-head .kicker {
  font-size: 12px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 10px;
}
.section-head h2 { font-size: 30px; }

.not-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  max-width: 1000px;
  margin: 0 auto;
}
.not-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  font-size: 14px;
  transition: transform 0.15s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.not-item:hover { transform: translateY(-2px); box-shadow: var(--shadow-card); border-color: var(--border-strong); }
.not-item strong { display: block; color: var(--text-primary); margin-bottom: 4px; }

/* Frammentazione: rosso/ambra per il problema, blu per la soluzione — il
   colore porta un significato reale (coerente con la lezione del prototipo
   Agriculture: niente decorazione fine a sé stessa). */
#frammentazione .not-item:nth-child(1) { border-color: color-mix(in srgb, var(--warning) 30%, var(--border)); }
#frammentazione .not-item:nth-child(2) { border-color: color-mix(in srgb, var(--sea) 30%, var(--border)); }

.persona-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
  max-width: 1080px;
  margin: 0 auto;
}
.persona-card { text-align: left; }
.persona-card .persona-role { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--sea); margin-bottom: 6px; }
.persona-card h3 { font-size: 16px; margin-bottom: 6px; }
.persona-card p { font-size: 13.5px; margin: 0 0 10px; }
.persona-card .persona-tier { font-size: 12px; color: var(--text-tertiary); border-top: 1px solid var(--border); padding-top: 10px; margin-top: auto; }

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
  max-width: 1080px;
  margin: 0 auto;
}
.feature-card {
  text-align: left;
  transition: transform 0.15s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.feature-card:hover { border-color: var(--border-strong); }
.feature-card h3 { font-size: 16px; margin-bottom: 6px; }
.feature-card p { font-size: 13.5px; margin: 0; }

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 22px;
  max-width: 1120px;
  margin: 0 auto;
}
.price-card {
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}
.price-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--border);
}
.price-card.featured {
  border-color: var(--sea);
  box-shadow: var(--shadow-glow);
}
.price-card.featured::before { background: linear-gradient(90deg, var(--accent), var(--sea)); height: 4px; }
.price-card .plan-name { font-size: 13px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-tertiary); font-weight: 700; }
.price-card .plan-price { font-size: 38px; font-weight: 700; margin: 10px 0 2px; }
.price-card .plan-price span { font-size: 14px; font-weight: 500; color: var(--text-tertiary); }
.price-card .plan-target { font-size: 13px; color: var(--text-secondary); margin-bottom: 20px; }
.price-card ul { list-style: none; margin: 0 0 24px; padding: 0; flex: 1; }
.price-card li {
  font-size: 13.5px;
  padding: 8px 0;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 8px;
  color: var(--text-secondary);
}
.price-card li:first-child { border-top: none; }
.price-card li::before { content: "✓"; color: var(--sea); font-weight: 700; }

.waitlist-card {
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
}
.waitlist-form { display: flex; gap: 10px; margin-top: 24px; }
.waitlist-form input { flex: 1; }
.waitlist-note { font-size: 12px; color: var(--text-tertiary); margin-top: 14px; }

.roadmap-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  max-width: 1000px;
  margin: 0 auto;
}
.roadmap-step {
  flex: 1 1 200px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}
.roadmap-step .step-n { font-family: var(--font-mono); color: var(--accent); font-size: 12px; font-weight: 700; }
.roadmap-step h4 { font-size: 14px; margin: 8px 0 6px; }
.roadmap-step p { font-size: 12.5px; margin: 0; }

.model-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  max-width: 720px;
  margin: 24px auto 0;
}
.model-chip {
  font-family: var(--font-mono);
  font-size: 12.5px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  color: var(--text-secondary);
  background: var(--bg-elevated);
}