:root {
  --bg-dark: #0a1628;
  --bg-card: #111d33;
  --bg-card-hover: #162440;
  --accent: #00d4aa;
  --accent-dim: rgba(0, 212, 170, 0.15);
  --accent-glow: rgba(0, 212, 170, 0.3);
  --text-primary: #f0f2f5;
  --text-secondary: #8899b0;
  --text-muted: #5a6d85;
  --border: rgba(255,255,255,0.06);
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --red-dim: rgba(255,80,80,0.12);
  --red: #ff5050;
  --green-dim: rgba(0,212,170,0.12);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg-dark);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ---- HERO ---- */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding: 6rem 2rem 4rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  width: 100%;
}

.hero-eyebrow {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.hero h1 .accent {
  color: var(--accent);
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 480px;
  line-height: 1.7;
}

/* Flow diagram */
.hero-visual { position: relative; }

.flow-diagram {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2.5rem 2rem;
}

.flow-node {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.5rem;
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: 10px;
  width: 100%;
  max-width: 280px;
  transition: border-color 0.3s;
}

.flow-node:hover {
  border-color: var(--accent);
}

.node-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-dim);
  border-radius: 8px;
  font-size: 1.2rem;
}

.flow-node span {
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.95rem;
}

.flow-line {
  width: 2px;
  height: 24px;
  background: linear-gradient(to bottom, var(--accent), var(--accent-dim));
}

.node-3 .node-icon { background: var(--accent); color: var(--bg-dark); }

.flow-stats {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.stat-pill {
  background: var(--accent-dim);
  border: 1px solid rgba(0,212,170,0.2);
  border-radius: 100px;
  padding: 0.4rem 1rem;
  font-size: 0.82rem;
  color: var(--text-secondary);
  font-family: var(--font-heading);
}

.stat-pill .stat-num {
  color: var(--accent);
  font-weight: 600;
}

/* ---- PROBLEM ---- */
.problem {
  padding: 6rem 2rem;
  background: linear-gradient(180deg, var(--bg-dark) 0%, #0d1a2f 100%);
}

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

.problem h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700;
  margin-bottom: 3rem;
  text-align: center;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.problem-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 2rem;
  text-align: center;
}

.problem-stat {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 700;
  color: var(--red);
  margin-bottom: 0.75rem;
}

.problem-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

.problem-kicker {
  text-align: center;
  font-family: var(--font-heading);
  font-size: 1.15rem;
  color: var(--text-secondary);
  font-style: italic;
}

/* ---- SECTION LABELS ---- */
.section-label {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

/* ---- SERVICES ---- */
.services {
  padding: 6rem 2rem;
}

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

.services h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700;
  margin-bottom: 3rem;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.service-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 2rem;
  transition: transform 0.2s, border-color 0.3s;
}

.service-item:hover {
  transform: translateY(-2px);
  border-color: rgba(0,212,170,0.3);
}

.service-number {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 1rem;
  opacity: 0.6;
}

.service-item h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.service-item p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ---- VERTICALS ---- */
.verticals {
  padding: 6rem 2rem;
  background: #0d1a2f;
}

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

.verticals h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  margin-bottom: 3rem;
  max-width: 650px;
}

.verticals-track {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
}

.vertical-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.75rem 1.25rem;
  text-align: center;
  transition: transform 0.2s, border-color 0.3s;
}

.vertical-card:hover {
  transform: translateY(-3px);
  border-color: rgba(0,212,170,0.3);
}

.vertical-emoji {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.vertical-card h3 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.vertical-card p {
  color: var(--text-muted);
  font-size: 0.8rem;
  line-height: 1.5;
}

/* ---- ECONOMICS ---- */
.economics {
  padding: 6rem 2rem;
}

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

.economics h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700;
  margin-bottom: 3rem;
  text-align: center;
}

.economics-comparison {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 2rem;
  align-items: start;
}

.econ-col {
  background: var(--bg-card);
  border-radius: 14px;
  padding: 2rem;
}

.econ-without {
  border: 1px solid rgba(255,80,80,0.2);
}

.econ-with {
  border: 1px solid rgba(0,212,170,0.3);
}

.econ-col h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
}

.econ-without h3 { color: var(--red); }
.econ-with h3 { color: var(--accent); }

.econ-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.econ-col li {
  font-size: 0.9rem;
  color: var(--text-secondary);
  padding-left: 1.5rem;
  position: relative;
}

.econ-without li::before {
  content: '\2715';
  position: absolute;
  left: 0;
  color: var(--red);
  font-size: 0.8rem;
}

.econ-with li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 0.8rem;
}

.econ-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 4rem;
}

.econ-vs {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ---- PROCESS ---- */
.process {
  padding: 6rem 2rem;
  background: #0d1a2f;
}

.process-inner {
  max-width: 800px;
  margin: 0 auto;
}

.process h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700;
  margin-bottom: 3rem;
}

.process-steps {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.step {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.step-num {
  width: 48px;
  height: 48px;
  min-width: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: var(--bg-dark);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  border-radius: 12px;
}

.step-content h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.step-content p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

.step-connector {
  width: 2px;
  height: 32px;
  background: var(--accent-dim);
  margin-left: 23px;
}

/* ---- CLOSING ---- */
.closing {
  padding: 8rem 2rem;
  text-align: center;
  position: relative;
}

.closing::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  opacity: 0.5;
}

.closing-inner {
  max-width: 750px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.closing h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 1.5rem;
}

.closing-sub {
  color: var(--text-secondary);
  font-size: 1.1rem;
  line-height: 1.7;
}

/* ---- FOOTER ---- */
.site-footer {
  padding: 3rem 2rem;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-logo {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-top: 0.25rem;
}

.footer-meta p {
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .hero { min-height: auto; padding: 4rem 1.5rem 3rem; }
  .hero-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .problem-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .verticals-track { grid-template-columns: repeat(2, 1fr); }
  .economics-comparison { grid-template-columns: 1fr; gap: 1rem; }
  .econ-divider { padding: 0; }
  .closing { padding: 5rem 1.5rem; }
  .footer-inner { flex-direction: column; gap: 1rem; text-align: center; }
}

@media (max-width: 480px) {
  .verticals-track { grid-template-columns: 1fr; }
  .flow-stats { flex-direction: column; align-items: center; }
}