/* RESET & BASE */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --sand:      #F5F0E8;
  --sand-dark: #EDE8DD;
  --navy:      #1A2744;
  --copper:    #C96A2B;
  --copper-lt: #E8864A;
  --ink:       #2C2C2C;
  --muted:     #6B7280;
  --white:     #FFFFFF;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'DM Sans', system-ui, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--sand);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* NAV */
.nav {
  padding: 20px 0;
  border-bottom: 1px solid rgba(26,39,68,0.08);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  gap: 24px;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 900;
  color: var(--navy);
  letter-spacing: -0.5px;
}
.nav-tag {
  font-size: 13px;
  color: var(--muted);
  font-weight: 400;
}

/* SECTION HELPERS */
.section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--copper);
  margin-bottom: 12px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 700;
  color: var(--navy);
  line-height: 1.15;
  margin-bottom: 16px;
}
.section-lead {
  font-size: 18px;
  color: var(--muted);
  max-width: 520px;
  line-height: 1.6;
}

/* HERO */
.hero {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 32px 96px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.hero-eyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--copper);
  margin-bottom: 20px;
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(36px, 5.5vw, 58px);
  font-weight: 900;
  color: var(--navy);
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -1px;
}
.hero-sub {
  font-size: 17px;
  color: var(--muted);
  line-height: 1.65;
  max-width: 480px;
  margin-bottom: 40px;
}
.hero-assets {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.asset {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  align-items: center;
  background: var(--white);
  border-radius: 8px;
  padding: 12px 16px;
  border: 1px solid rgba(26,39,68,0.06);
  gap: 12px;
}
.asset-city {
  font-weight: 600;
  font-size: 14px;
  color: var(--navy);
}
.asset-svc {
  font-size: 13px;
  color: var(--muted);
}
.asset-val {
  font-weight: 700;
  font-size: 14px;
  color: var(--copper);
}
.hero-right {
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-diagram {
  background: var(--white);
  border-radius: 16px;
  padding: 36px;
  width: 100%;
  max-width: 340px;
  border: 1px solid rgba(26,39,68,0.06);
  box-shadow: 0 4px 24px rgba(26,39,68,0.06);
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-items: center;
}
.diagram-step {
  display: flex;
  align-items: center;
  gap: 16px;
  width: 100%;
}
.step-icon {
  width: 40px;
  height: 40px;
  background: var(--sand);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.step-text {
  font-size: 14px;
  color: var(--navy);
  font-weight: 500;
}
.diagram-arrow {
  font-size: 18px;
  color: var(--copper);
  line-height: 1;
  padding: 6px 0;
}

/* MODEL */
.model {
  background: var(--navy);
  color: var(--white);
  padding: 96px 32px;
}
.model .section-label { color: var(--copper-lt); }
.model .section-title { color: var(--white); }
.model .section-lead { color: rgba(255,255,255,0.6); }
.model-grid {
  max-width: 1200px;
  margin: 48px auto 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.model-card {
  border-top: 2px solid var(--copper);
  padding-top: 24px;
}
.model-card-num {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--copper-lt);
  margin-bottom: 16px;
}
.model-card h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}
.model-card p {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  line-height: 1.6;
}

/* VERTICALS */
.verticals {
  max-width: 1200px;
  margin: 0 auto;
  padding: 96px 32px;
}
.verticals-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 48px;
}
.vertical-card {
  background: var(--white);
  border-radius: 12px;
  padding: 32px;
  border: 1px solid rgba(26,39,68,0.06);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.vertical-card--featured {
  grid-column: 1 / -1;
  background: var(--navy);
  color: var(--white);
  border-color: transparent;
  flex-direction: row;
  align-items: start;
  gap: 32px;
}
.vertical-badge {
  display: inline-block;
  background: var(--copper);
  color: var(--white);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 4px;
  flex-shrink: 0;
}
.vertical-card h3 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--navy);
}
.vertical-card--featured h3 { color: var(--white); }
.vertical-card p {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.6;
}
.vertical-card--featured p { color: rgba(255,255,255,0.65); }
.vertical-metric {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-top: 8px;
}
.metric-val {
  font-size: 20px;
  font-weight: 700;
  color: var(--copper);
}
.vertical-card--featured .metric-val { color: var(--copper-lt); }
.metric-label {
  font-size: 13px;
  color: var(--muted);
}
.vertical-card--featured .metric-label { color: rgba(255,255,255,0.5); }

/* HOW IT WORKS */
.howitworks {
  background: var(--sand-dark);
  padding: 96px 32px;
}
.howitworks .section-title { text-align: center; }
.howitworks .section-lead { text-align: center; margin: 0 auto 64px; }
.timeline {
  max-width: 680px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.timeline-item {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 24px;
  padding: 28px 0;
  border-left: 2px solid var(--copper);
  padding-left: 32px;
  position: relative;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -7px;
  top: 36px;
  width: 12px;
  height: 12px;
  background: var(--copper);
  border-radius: 50%;
}
.timeline-period {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--copper);
  padding-top: 4px;
}
.timeline-content h4 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}
.timeline-content p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.6;
}
.cost-note {
  max-width: 680px;
  margin: 48px auto 0;
  padding: 20px 24px;
  background: var(--white);
  border-radius: 8px;
  font-size: 14px;
  color: var(--muted);
  border-left: 4px solid var(--copper);
}
.cost-label {
  font-weight: 700;
  color: var(--navy);
}

/* NUMBERS */
.numbers {
  background: var(--copper);
  padding: 64px 32px;
}
.numbers-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
}
.number-item { text-align: center; }
.number-val {
  font-family: var(--font-display);
  font-size: clamp(48px, 6vw, 72px);
  font-weight: 900;
  color: var(--white);
  line-height: 1;
  margin-bottom: 8px;
}
.number-desc {
  font-size: 14px;
  color: rgba(255,255,255,0.75);
  max-width: 200px;
  line-height: 1.5;
}
.number-sep {
  width: 1px;
  height: 60px;
  background: rgba(255,255,255,0.3);
}

/* VISION */
.vision {
  max-width: 1200px;
  margin: 0 auto;
  padding: 96px 32px;
  text-align: center;
}
.vision-inner { max-width: 700px; margin: 0 auto; }
.vision-quote {
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 30px);
  font-style: italic;
  color: var(--navy);
  line-height: 1.4;
  margin-bottom: 32px;
}
.vision-body {
  font-size: 16px;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 16px;
}

/* FOOTER */
.footer {
  background: var(--navy);
  padding: 48px 32px 32px;
  color: rgba(255,255,255,0.5);
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 900;
  color: var(--white);
  display: block;
  margin-bottom: 8px;
}
.footer-desc {
  font-size: 13px;
  color: rgba(255,255,255,0.4);
}
.footer-links span {
  font-size: 13px;
  color: rgba(255,255,255,0.4);
}
.footer-bottom {
  max-width: 1200px;
  margin: 24px auto 0;
  font-size: 12px;
  color: rgba(255,255,255,0.25);
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .hero { padding: 48px 20px 64px; }
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .hero-right { order: -1; }
  .hero-diagram { max-width: 100%; }
  .model-grid { grid-template-columns: 1fr 1fr; }
  .verticals-grid { grid-template-columns: 1fr; }
  .vertical-card--featured { flex-direction: column; }
  .numbers-inner { flex-direction: column; gap: 32px; }
  .number-sep { width: 60px; height: 1px; }
  .timeline-item { grid-template-columns: 1fr; gap: 4px; }
  .footer-inner { flex-direction: column; gap: 16px; align-items: flex-start; }
  .nav-inner { padding: 0 20px; }
  .model { padding: 64px 20px; }
  .verticals { padding: 64px 20px; }
  .howitworks { padding: 64px 20px; }
  .vision { padding: 64px 20px; }
}

@media (max-width: 480px) {
  .model-grid { grid-template-columns: 1fr; }
  .asset { grid-template-columns: 1fr auto; }
  .asset-svc { display: none; }
}