:root {
  --bg: #09090d;
  --bg-alt: #0f0f16;
  --surface: #14141d;
  --border: #1e1e2e;
  --teal: #00c9a7;
  --teal-dim: rgba(0, 201, 167, 0.12);
  --text: #e8e8f0;
  --text-dim: #7a7a96;
  --font-head: 'Sora', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

html { scroll-behavior: smooth; }

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

/* Nav */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 40px;
  background: rgba(9, 9, 13, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}
.nav-tagline {
  font-size: 13px;
  color: var(--text-dim);
  font-weight: 500;
  letter-spacing: 0.02em;
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 40px 80px;
  max-width: 1100px;
  margin: 0 auto;
  gap: 64px;
}
.hero-media {
  flex: 0 0 380px;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 0 80px rgba(0, 201, 167, 0.08);
}
.hero-img {
  width: 100%;
  display: block;
  object-fit: cover;
}
.hero-content {
  flex: 1;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--teal-dim);
  border: 1px solid rgba(0, 201, 167, 0.2);
  color: var(--teal);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 28px;
}
.badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--teal);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.hero-title {
  font-family: var(--font-head);
  font-size: clamp(36px, 5vw, 58px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 20px;
}
.hero-sub {
  font-size: 18px;
  color: var(--text-dim);
  max-width: 460px;
  line-height: 1.65;
}

/* Problem */
.problem {
  padding: 100px 40px;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.problem-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.problem-stat {
  text-align: center;
  margin-bottom: 56px;
}
.stat-number {
  display: block;
  font-family: var(--font-head);
  font-size: clamp(72px, 12vw, 120px);
  font-weight: 800;
  letter-spacing: -0.04em;
  background: linear-gradient(135deg, var(--teal), #7ee8d4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 12px;
}
.stat-label {
  font-size: 16px;
  color: var(--text-dim);
  font-weight: 500;
}
.problem-breakdown {
  max-width: 680px;
  margin: 0 auto 48px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.problem-fact {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 15px;
  color: var(--text-dim);
}
.fact-bar {
  flex: 0 0 4px;
  height: 4px;
  border-radius: 2px;
  background: var(--teal);
}
.problem-callout {
  max-width: 580px;
  margin: 0 auto;
  text-align: center;
  font-size: 15px;
  color: var(--text-dim);
  font-style: italic;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

/* Solution */
.solution {
  padding: 100px 40px;
  max-width: 1100px;
  margin: 0 auto;
}
.solution-label, .how-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 16px;
}
.solution-headline {
  font-family: var(--font-head);
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 20px;
}
.solution-body {
  font-size: 17px;
  color: var(--text-dim);
  max-width: 560px;
  margin-bottom: 64px;
  line-height: 1.7;
}
.solution-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.pillar {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
}
.pillar-icon {
  width: 48px;
  height: 48px;
  background: var(--teal-dim);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--teal);
  margin-bottom: 20px;
}
.pillar h3 {
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 10px;
}
.pillar p {
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.6;
}

/* How it works */
.howitworks {
  padding: 100px 40px;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
}
.howitworks .how-label {
  max-width: 1100px;
  margin: 0 auto 32px;
}
.how-steps {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 20px;
}
.step {
  flex: 1;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.step-num {
  font-family: var(--font-head);
  font-size: 24px;
  font-weight: 800;
  color: var(--teal);
  letter-spacing: -0.03em;
  flex: 0 0 40px;
}
.step-content h4 {
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 6px;
}
.step-content p {
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.55;
}
.step-arrow {
  flex: 0 0 24px;
  color: var(--text-dim);
}

/* Outcomes */
.outcomes {
  padding: 100px 40px;
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
}
.outcomes-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
  margin-bottom: 40px;
}
.outcome {
  background: var(--surface);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.outcome-metric {
  font-family: var(--font-head);
  font-size: 36px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.03em;
}
.outline-cost { text-decoration: line-through; color: var(--text-dim); }
.outcome-label {
  font-size: 12px;
  color: var(--text-dim);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.outcomes-note {
  font-size: 15px;
  color: var(--text-dim);
  font-style: italic;
}

/* Closing */
.closing {
  padding: 120px 40px;
  text-align: center;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
}
.closing-headline {
  font-family: var(--font-head);
  font-size: clamp(28px, 4.5vw, 46px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 20px;
}
.closing-sub {
  font-size: 17px;
  color: var(--text-dim);
  max-width: 500px;
  margin: 0 auto;
}

/* Footer */
.footer {
  padding: 60px 40px;
  max-width: 1100px;
  margin: 0 auto;
  border-top: 1px solid var(--border);
}
.footer-brand { margin-bottom: 40px; }
.footer-logo {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
  display: block;
}
.footer-desc {
  font-size: 14px;
  color: var(--text-dim);
  max-width: 400px;
  line-height: 1.6;
}
.footer-bottom {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: var(--text-dim);
}
.footer-sep { color: var(--border); }

/* Responsive */
@media (max-width: 900px) {
  .hero { flex-direction: column; padding-top: 100px; }
  .hero-media { flex: none; width: 100%; }
  .solution-pillars { grid-template-columns: 1fr; }
  .how-steps { flex-direction: column; }
  .step-arrow { display: none; }
  .outcomes-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .nav { padding: 16px 24px; }
  .hero, .problem, .solution, .howitworks, .outcomes, .closing { padding-left: 24px; padding-right: 24px; }
  .outcomes-grid { grid-template-columns: 1fr 1fr; }
  .stat-number { font-size: 72px; }
}