:root {
  --bg: #0B1220;
  --fg: #F0EFE9;
  --accent: #BFFF00;
  --accent-dim: rgba(191, 255, 0, 0.12);
  --muted: #8A8F99;
  --surface: #131A2A;
  --border: rgba(240, 239, 233, 0.08);
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* NAV */
.nav {
  padding: 24px 48px;
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 12px;
}
.nav-logo {
  font-family: 'Sora', sans-serif;
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.3px;
  color: var(--fg);
}
.nav-badge {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(191, 255, 0, 0.2);
  padding: 3px 10px;
  border-radius: 20px;
}

/* HERO */
.hero {
  padding: 96px 48px 80px;
}
.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.hero-headline {
  font-family: 'Sora', sans-serif;
  font-size: clamp(48px, 7vw, 80px);
  font-weight: 800;
  line-height: 1.0;
  letter-spacing: -2px;
  color: var(--fg);
  margin-bottom: 28px;
}
.hero-sub {
  font-size: 19px;
  color: var(--muted);
  max-width: 560px;
  line-height: 1.65;
  margin-bottom: 56px;
}
.hero-stats {
  display: flex;
  gap: 48px;
  border-top: 1px solid var(--border);
  padding-top: 40px;
}
.stat { display: flex; flex-direction: column; gap: 6px; }
.stat-number {
  font-family: 'Sora', sans-serif;
  font-size: 32px;
  font-weight: 700;
  color: var(--accent);
}
.stat-label {
  font-size: 13px;
  color: var(--muted);
  font-weight: 500;
  letter-spacing: 0.3px;
}

/* SECTION TITLE */
.section-title {
  font-family: 'Sora', sans-serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 48px;
}

/* HOW IT WORKS */
.how-it-works { padding: 80px 48px; border-top: 1px solid var(--border); }
.how-it-works-inner { max-width: 1100px; margin: 0 auto; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); }
.step { background: var(--bg); padding: 40px; display: flex; flex-direction: column; gap: 16px; }
.step-num {
  font-family: 'Sora', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: var(--muted);
}
.step-body h3 {
  font-family: 'Sora', sans-serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 10px;
}
.step-body p { font-size: 15px; color: var(--muted); line-height: 1.65; }

/* WHY WAVELENGTH */
.why-wavelength { padding: 80px 48px; background: var(--surface); }
.why-wavelength-inner { max-width: 1100px; margin: 0 auto; }
.why-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px 48px; }
.why-item { display: flex; flex-direction: column; gap: 10px; }
.why-item h3 {
  font-family: 'Sora', sans-serif;
  font-size: 17px;
  font-weight: 700;
  color: var(--fg);
}
.why-item p { font-size: 15px; color: var(--muted); line-height: 1.65; }

/* RESULTS / COMPARISON */
.results { padding: 80px 48px; border-top: 1px solid var(--border); }
.results-inner { max-width: 1100px; margin: 0 auto; }
.results-copy { margin-bottom: 48px; }
.results-copy h2 {
  font-family: 'Sora', sans-serif;
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  letter-spacing: -0.8px;
  margin-bottom: 14px;
}
.results-tagline { font-size: 17px; color: var(--muted); }
.comparison { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border: 1px solid var(--border); }
.comp-col { padding: 40px; }
.comp-old { background: var(--surface); border-right: 1px solid var(--border); }
.comp-new { background: rgba(191, 255, 0, 0.03); }
.comp-col h4 {
  font-family: 'Sora', sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 24px;
}
.comp-new .comp-col h4 { color: var(--accent); }
.comp-col ul { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.comp-col ul li { font-size: 15px; color: var(--fg); display: flex; gap: 10px; align-items: flex-start; }
.comp-col ul li::before { content: '—'; color: var(--muted); font-size: 12px; flex-shrink: 0; margin-top: 2px; }
.comp-new ul li::before { color: var(--accent); }

/* CLOSING */
.closing { padding: 96px 48px; border-top: 1px solid var(--border); }
.closing-inner { max-width: 1100px; margin: 0 auto; }
.closing h2 {
  font-family: 'Sora', sans-serif;
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin-bottom: 20px;
}
.closing p {
  font-size: 19px;
  color: var(--muted);
  max-width: 540px;
  line-height: 1.65;
}

/* FOOTER */
.footer { padding: 32px 48px; 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: 'Sora', sans-serif; font-weight: 700; font-size: 15px; color: var(--fg); }
.footer-tagline { font-size: 13px; color: var(--muted); }

/* MOBILE */
@media (max-width: 768px) {
  .nav, .hero, .how-it-works, .why-wavelength, .results, .closing, .footer { padding-left: 24px; padding-right: 24px; }
  .hero-stats { flex-direction: column; gap: 28px; }
  .steps { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .comparison { grid-template-columns: 1fr; }
  .comp-old { border-right: none; border-bottom: 1px solid var(--border); }
  .footer-inner { flex-direction: column; gap: 8px; align-items: flex-start; }
}