/* ========================
   FLUSSO AI — CUSTOM THEME
   ======================== */

:root {
  --bg: #080c14;
  --bg-2: #0e1624;
  --bg-3: #141e2e;
  --fg: #e8edf5;
  --fg-2: #8b9ab4;
  --accent: #4f9eff;
  --accent-warm: #f59e0b;
  --border: rgba(79, 158, 255, 0.12);
  --radius: 12px;
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* NAV */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(8, 12, 20, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 18px 32px;
  display: flex;
  align-items: center;
  gap: 24px;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--fg);
}
.nav-logo .accent { color: var(--accent); }
.nav-tagline {
  font-size: 13px;
  color: var(--fg-2);
  letter-spacing: 0.3px;
}

/* HERO */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 64px;
  padding: 80px 32px 80px;
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}
.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(79,158,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79,158,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}
.hero-glow {
  position: absolute;
  top: -20%;
  right: -10%;
  width: 60%;
  height: 60%;
  background: radial-gradient(ellipse at center, rgba(79,158,255,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.hero-content { position: relative; z-index: 2; }
.hero-eyebrow {
  font-size: 12px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 20px;
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(38px, 5vw, 64px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1.5px;
  color: var(--fg);
  margin-bottom: 24px;
}
.hero-headline .accent { color: var(--accent-warm); }
.hero-sub {
  font-size: 18px;
  color: var(--fg-2);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 32px;
}
.hero-trust {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--fg-2);
}
.hero-trust .dot {
  width: 4px;
  height: 4px;
  background: var(--accent);
  border-radius: 50%;
  opacity: 0.5;
}

/* Hero visual — network node diagram */
.hero-visual {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 420px;
}
.connection-lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.node-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 3;
}
.node-center-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  background: rgba(79,158,255,0.1);
  border: 1px solid rgba(79,158,255,0.3);
  border-radius: 16px;
  padding: 16px 24px;
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 1px;
  text-transform: uppercase;
}
.node-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
}
.node-ring-1 { width: 280px; height: 280px; top: 50%; left: 50%; transform: translate(-50%, -50%); }
.node-ring-2 { width: 380px; height: 380px; top: 50%; left: 50%; transform: translate(-50%, -50%); border-style: dashed; }
.node-ring-3 { width: 480px; height: 480px; top: 50%; left: 50%; transform: translate(-50%, -50%); }
.node-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
}
.node-label {
  position: absolute;
  font-size: 11px;
  font-weight: 600;
  color: var(--fg-2);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}
.node-ring-1 .node-label { top: -22px; left: 50%; transform: translateX(-50%); color: var(--accent-warm); }
.node-ring-2 .node-label { top: -22px; left: 50%; transform: translateX(-50%); }
.node-ring-3 .node-label { bottom: -22px; right: -4px; }
.node-ring-1 .node-dot { position: absolute; top: -5px; left: 50%; transform: translateX(-50%); }

/* MANIFESTO */
.manifesto {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg-2);
}
.manifesto-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 32px;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.manifesto-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 28px;
}
.manifesto-statement {
  font-family: var(--font-display);
  font-size: clamp(20px, 2.5vw, 28px);
  font-weight: 500;
  line-height: 1.5;
  color: var(--fg-2);
  letter-spacing: -0.3px;
}
.manifesto-statement strong { color: var(--fg); font-weight: 700; }
.manifesto-statement.accent { color: var(--accent-warm); }
.manifesto-divider {
  width: 48px;
  height: 1px;
  background: var(--border);
  margin: 40px 0;
}

/* SERVIZI */
.servizi {
  max-width: 1200px;
  margin: 0 auto;
  padding: 100px 32px;
}
.servizi-header { margin-bottom: 64px; }
.section-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.section-headline {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1px;
  color: var(--fg);
}
.servizi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.servizio-card {
  background: var(--bg);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: background 0.2s;
}
.servizio-card:hover { background: var(--bg-2); }
.servizio-card-accent { background: rgba(245,158,11,0.04); }
.servizio-card-accent:hover { background: rgba(245,158,11,0.08); }
.servizio-icon {
  color: var(--accent);
  width: 40px;
  height: 40px;
  background: rgba(79,158,255,0.1);
  border: 1px solid rgba(79,158,255,0.2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.servizio-card h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--fg);
  line-height: 1.3;
}
.servizio-card p {
  font-size: 14px;
  color: var(--fg-2);
  line-height: 1.6;
}
.servizio-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 4px;
}
.servizio-tags span {
  font-size: 11px;
  font-weight: 500;
  color: var(--accent-warm);
  background: rgba(245,158,11,0.1);
  border: 1px solid rgba(245,158,11,0.2);
  border-radius: 6px;
  padding: 3px 10px;
}

/* NUMERI */
.numeri {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.numeri-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(79,158,255,0.03) 0%, transparent 60%);
}
.numeri-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 32px;
  position: relative;
}
.numeri-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--fg-2);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 48px;
  text-align: center;
}
.numeri-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 48px;
}
.numero {
  background: var(--bg);
  padding: 40px 32px;
  text-align: center;
}
.numero-value {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -2px;
  margin-bottom: 12px;
}
.numero-desc {
  font-size: 13px;
  color: var(--fg-2);
  line-height: 1.5;
}
.numeri-cta {
  text-align: center;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  color: var(--fg-2);
}

/* CHI */
.chi {
  max-width: 1200px;
  margin: 0 auto;
  padding: 100px 32px;
}
.chi-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.chi-left { display: flex; flex-direction: column; gap: 24px; }
.chi-left p {
  font-size: 16px;
  color: var(--fg-2);
  line-height: 1.7;
}
.chi-target { display: flex; flex-direction: column; gap: 12px; }
.chi-target-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  color: var(--fg-2);
}
.chi-target-icon {
  font-size: 16px;
  color: #ef4444;
  font-weight: 700;
}
.chi-right { }
.chi-sectors { display: flex; flex-direction: column; gap: 0; }
.chi-sectors-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--fg-2);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 24px;
}
.chi-sector {
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
  font-size: 16px;
  color: var(--fg);
  font-family: var(--font-display);
  font-weight: 500;
}
.chi-sector:first-of-type { border-top: 1px solid var(--border); }

/* PREZZI */
.prezzi {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.prezzi-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 100px 32px;
  text-align: center;
}
.prezzi .section-headline { text-align: center; }
.prezzi-sub {
  font-size: 16px;
  color: var(--fg-2);
  margin: 16px 0 56px;
}
.prezzi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  text-align: left;
}
.prezzo-card {
  background: var(--bg);
  padding: 40px 36px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
}
.prezzo-card-featured {
  background: rgba(79,158,255,0.06);
  border: 1px solid rgba(79,158,255,0.3);
}
.prezzo-badge {
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: var(--bg);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 4px 16px;
  border-radius: 0 0 8px 8px;
}
.prezzo-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--fg-2);
  letter-spacing: 2px;
  text-transform: uppercase;
}
.prezzo-range {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 800;
  color: var(--fg);
  letter-spacing: -1px;
}
.prezzo-range small {
  font-size: 16px;
  font-weight: 400;
  color: var(--fg-2);
  letter-spacing: 0;
}
.prezzo-desc {
  font-size: 14px;
  color: var(--fg-2);
  line-height: 1.5;
}
.prezzo-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 8px;
}
.prezzo-features li {
  font-size: 14px;
  color: var(--fg-2);
  padding-left: 20px;
  position: relative;
}
.prezzo-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
}

/* CLOSING */
.closing {
  max-width: 1200px;
  margin: 0 auto;
  padding: 100px 32px;
}
.closing-inner { }
.closing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.closing-headline {
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.5px;
  color: var(--fg);
  margin: 16px 0 24px;
}
.closing-body {
  font-size: 16px;
  color: var(--fg-2);
  line-height: 1.7;
  margin-bottom: 16px;
}
.closing-model {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.model-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--fg-2);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.model-row {
  display: grid;
  grid-template-columns: 100px 1fr 1fr;
  align-items: center;
  gap: 16px;
  font-size: 14px;
  color: var(--fg-2);
}
.model-bar {
  height: 4px;
  background: rgba(79,158,255,0.2);
  border-radius: 2px;
}
.model-bar-active { background: var(--accent); }
.model-bar-light { background: rgba(79,158,255,0.08); }

/* FOOTER */
.footer {
  border-top: 1px solid var(--border);
  background: var(--bg-2);
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 64px 32px 32px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 64px;
  margin-bottom: 48px;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 800;
  color: var(--fg);
  display: block;
  margin-bottom: 16px;
}
.footer-logo .accent { color: var(--accent); }
.footer-desc {
  font-size: 14px;
  color: var(--fg-2);
  line-height: 1.6;
}
.footer-info {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}
.footer-info-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer-info-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--fg-2);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.footer-info-item span:not(.footer-info-label) {
  font-size: 14px;
  color: var(--fg-2);
}
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--fg-2);
  opacity: 0.6;
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; min-height: auto; gap: 48px; }
  .hero-visual { display: none; }
  .servizi-grid { grid-template-columns: repeat(2, 1fr); }
  .numeri-grid { grid-template-columns: repeat(2, 1fr); }
  .chi-inner { grid-template-columns: 1fr; gap: 48px; }
  .prezzi-grid { grid-template-columns: 1fr; }
  .closing-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-info { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .hero { padding: 48px 20px; }
  .servizi-grid { grid-template-columns: 1fr; }
  .numeri-grid { grid-template-columns: 1fr; }
  .nav-inner { padding: 14px 20px; }
  .servizi, .chi, .closing, .prezzi-inner, .manifesto-inner, .numeri-inner { padding-left: 20px; padding-right: 20px; }
  .model-row { grid-template-columns: 70px 1fr 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; }
}