:root {
  --bg: #0d0d14;
  --bg-alt: #111120;
  --fg: #f0f0f8;
  --fg-muted: #6b6b88;
  --accent: #00e5ff;
  --accent-dim: rgba(0, 229, 255, 0.08);
  --border: rgba(255, 255, 255, 0.07);
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* — NAV — */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 32px;
  background: rgba(13, 13, 20, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--fg);
  text-decoration: none;
  letter-spacing: -0.01em;
}
.nav-tag {
  font-size: 0.72rem;
  color: var(--accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
}

/* — HERO — */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 120px 32px 80px;
}
.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 229, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 255, 0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 40%, transparent 100%);
}
.hero-content {
  position: relative;
  max-width: 780px;
  margin: 0 auto;
  text-align: left;
}
.hero-eyebrow {
  display: inline-block;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
  font-weight: 500;
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 28px;
}
.hero-lede {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 580px;
  line-height: 1.7;
  margin-bottom: 48px;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
  padding: 24px 32px;
  background: var(--accent-dim);
  border: 1px solid rgba(0, 229, 255, 0.15);
  border-radius: 12px;
  width: fit-content;
}
.stat-value {
  display: block;
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 4px;
}
.stat-label {
  display: block;
  font-size: 0.72rem;
  color: var(--fg-muted);
  letter-spacing: 0.05em;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(0, 229, 255, 0.2);
}

/* — SECTIONS — */
.section-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 16px;
}
.section-sub {
  font-size: 1.05rem;
  color: var(--fg-muted);
  margin-bottom: 56px;
  max-width: 520px;
}

/* — WHAT IT DOES — */
.what-it-does {
  padding: 96px 0;
  background: var(--bg-alt);
}
.do-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
}
.do-card {
  padding: 40px;
  background: var(--bg-alt);
}
.do-card:hover {
  background: rgba(0, 229, 255, 0.03);
}
.do-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-dim);
  border-radius: 10px;
  margin-bottom: 20px;
}
.do-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}
.do-card p {
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* — HOW IT WORKS — */
.how-it-works {
  padding: 96px 0;
}
.steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 32px;
  align-items: start;
  padding: 40px 0;
  border-bottom: 1px solid var(--border);
}
.step:last-child { border-bottom: none; }
.step-num {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--accent);
  opacity: 0.4;
  line-height: 1;
  padding-top: 4px;
}
.step-content h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}
.step-content p {
  font-size: 0.92rem;
  color: var(--fg-muted);
  max-width: 560px;
}

/* — OUTCOMES — */
.outcomes {
  padding: 80px 0;
  background: var(--bg-alt);
}
.outcomes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  text-align: center;
}
.outcome-stat {
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 12px;
  letter-spacing: -0.04em;
}
.outcome p {
  font-size: 0.88rem;
  color: var(--fg-muted);
  line-height: 1.5;
  max-width: 220px;
  margin: 0 auto;
}

/* — CLOSING — */
.closing {
  padding: 96px 0;
  text-align: center;
}
.closing-statement {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  color: var(--fg);
  letter-spacing: -0.02em;
  max-width: 720px;
  margin: 0 auto;
  line-height: 1.25;
}

/* — FOOTER — */
.footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--fg);
}
.footer-sub {
  font-size: 0.78rem;
  color: var(--fg-muted);
}

/* — RESPONSIVE — */
@media (max-width: 768px) {
  .hero { padding: 100px 24px 60px; }
  .hero-stats { flex-direction: column; gap: 16px; padding: 20px 24px; }
  .stat-divider { width: 40px; height: 1px; }
  .do-grid { grid-template-columns: 1fr; }
  .step { grid-template-columns: 56px 1fr; gap: 16px; }
  .step-num { font-size: 1.8rem; }
  .outcomes-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-inner { flex-direction: column; gap: 12px; text-align: center; }
  .section-inner { padding: 0 24px; }
}

@media (max-width: 480px) {
  .hero-headline { font-size: 2.4rem; }
  .hero-lede { font-size: 1rem; }
  .do-card { padding: 28px; }
}