:root {
  --bg: #faf6f0;
  --bg-alt: #f0ebe1;
  --fg: #1a2744;
  --fg-muted: #5a6478;
  --accent: #c96442;
  --accent-dark: #a85030;
  --border: #ddd5c8;
  --card-bg: #ffffff;
  --tag-bg: #ede7dc;
  --tag-fg: #6b5a45;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Navigation */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 48px;
  border-bottom: 1px solid var(--border);
}

.logo-text {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--fg);
}

.nav-tagline {
  font-size: 13px;
  color: var(--fg-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Hero */
.hero {
  padding: 80px 48px 72px;
  border-bottom: 1px solid var(--border);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.hero-eyebrow {
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 20px;
}

.hero-headline {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: clamp(36px, 5vw, 58px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--fg);
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 18px;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 32px;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  background: var(--tag-bg);
  color: var(--tag-fg);
  font-size: 13px;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: 100px;
  letter-spacing: 0.02em;
}

/* Hero Visual - card stack */
.hero-visual {
  display: flex;
  justify-content: center;
}

.card-stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 280px;
}

.big-card {
  background: var(--fg);
  color: white;
  border-radius: 16px;
  padding: 28px;
}

.card-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.6;
  margin-bottom: 12px;
}

.card-metric {
  display: flex;
  flex-direction: column;
}

.metric-num {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 42px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 6px;
}

.metric-label {
  font-size: 13px;
  opacity: 0.7;
}

.card-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.small-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.small-card .metric-num {
  font-size: 22px;
  color: var(--accent);
}

.small-card .card-label {
  color: var(--fg-muted);
  margin-bottom: 8px;
}

/* Sections */
.section-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 16px;
}

/* Problema section */
.problema {
  padding: 80px 48px;
  background: var(--fg);
  color: white;
}

.problema-inner { max-width: 900px; margin: 0 auto; }

.problema-headline {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 48px;
  color: white;
}

.problema-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 48px;
}

.problema-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
}

.problema-icon {
  font-size: 20px;
  color: #e07070;
  flex-shrink: 0;
  font-weight: 700;
}

.problema-item p {
  font-size: 15px;
  color: rgba(255,255,255,0.8);
  line-height: 1.5;
}

.problema-statement {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 24px;
  font-style: italic;
  color: var(--accent);
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 32px;
}

/* Sistema section */
.sistema {
  padding: 80px 48px;
  border-bottom: 1px solid var(--border);
}

.sistema-inner { max-width: 900px; margin: 0 auto; }

.sistema-headline {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 12px;
}

.sistema-desc {
  font-size: 16px;
  color: var(--fg-muted);
  margin-bottom: 48px;
}

.sistema-flow {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.flow-step {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
  position: relative;
}

.step-num {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 36px;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.5;
  line-height: 1;
  padding-top: 4px;
}

.step-content h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--fg);
}

.step-content p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* Risultati section */
.risultati {
  padding: 80px 48px;
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
}

.risultati-inner { max-width: 1100px; margin: 0 auto; }

.risultati-headline {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: clamp(26px, 3.5vw, 40px);
  font-weight: 700;
  margin-bottom: 48px;
  line-height: 1.2;
}

.risultati-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
}

.risultato-card {
  background: var(--card-bg);
  padding: 32px 28px;
}

.risultato-metric {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 36px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 8px;
}

.risultato-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-muted);
  font-weight: 600;
  margin-bottom: 12px;
}

.risultato-card p {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* Chi section */
.chi {
  padding: 80px 48px;
  border-bottom: 1px solid var(--border);
}

.chi-inner { max-width: 900px; margin: 0 auto; }

.chi-headline {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: clamp(26px, 3.5vw, 40px);
  font-weight: 700;
  margin-bottom: 48px;
  line-height: 1.2;
}

.chi-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}

.chi-col h3 {
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 20px;
  color: var(--fg);
}

.chi-list { list-style: none; }

.chi-list li {
  font-size: 15px;
  color: var(--fg-muted);
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  line-height: 1.5;
}

.chi-no li::before { content: '— '; color: var(--accent); }

.chi-quote {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 20px;
  font-style: italic;
  color: var(--fg-muted);
  border-left: 3px solid var(--accent);
  padding-left: 24px;
  line-height: 1.6;
}

/* Closing */
.closing {
  padding: 96px 48px;
  background: var(--fg);
  color: white;
  text-align: center;
}

.closing-inner { max-width: 700px; margin: 0 auto; }

.closing-headline {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 24px;
  color: white;
}

.closing-body {
  font-size: 17px;
  color: rgba(255,255,255,0.65);
  line-height: 1.7;
}

/* Footer */
.footer {
  padding: 32px 48px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-logo {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--fg);
}

.footer-tagline {
  font-size: 13px;
  color: var(--fg-muted);
  margin-top: 4px;
}

.footer-meta {
  text-align: right;
}

.footer-meta p:first-child {
  font-size: 15px;
  font-weight: 500;
  color: var(--fg);
}

.footer-note {
  font-size: 13px;
  color: var(--fg-muted);
  margin-top: 4px;
}

/* Mobile responsive */
@media (max-width: 768px) {
  .nav { padding: 20px 24px; }
  .hero { padding: 48px 24px 56px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { display: none; }
  .problema { padding: 56px 24px; }
  .problema-grid { grid-template-columns: 1fr; }
  .sistema { padding: 56px 24px; }
  .risultati { padding: 56px 24px; }
  .risultati-grid { grid-template-columns: 1fr 1fr; }
  .chi { padding: 56px 24px; }
  .chi-grid { grid-template-columns: 1fr; gap: 32px; }
  .closing { padding: 64px 24px; }
  .footer { padding: 24px; }
  .footer-inner { flex-direction: column; gap: 16px; text-align: center; }
  .footer-meta { text-align: center; }
}

@media (max-width: 480px) {
  .risultati-grid { grid-template-columns: 1fr; }
  .hero-headline { font-size: 32px; }
  .problema-item { padding: 16px; }
}