:root {
  --bg: #0A1628;
  --bg-2: #0F1E35;
  --fg: #F0F4FF;
  --fg-muted: #8A99B0;
  --accent: #00E5B0;
  --accent-dim: rgba(0,229,176,0.12);
  --amber: #F59E0B;
  --amber-dim: rgba(245,158,11,0.12);
  --danger: #FF4D6A;
  --border: rgba(240,244,255,0.08);
}

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

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', system-ui, sans-serif;
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { font-family: 'Syne', system-ui, sans-serif; line-height: 1.15; }

/* ─── Navigation ─── */
.nav {
  padding: 24px 40px;
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: 'Syne', sans-serif;
  font-size: 1.25rem;
  color: var(--fg);
  letter-spacing: -0.01em;
}
.nav-logo strong { color: var(--accent); }
.nav-tagline {
  font-size: 0.85rem;
  color: var(--fg-muted);
  letter-spacing: 0.02em;
}

/* ─── Hero ─── */
.hero {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 40px 60px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.hero-content {}
.hero-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(0,229,176,0.25);
  border-radius: 4px;
  padding: 4px 10px;
  margin-bottom: 20px;
}
.hero-headline {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--fg);
  margin-bottom: 20px;
  letter-spacing: -0.03em;
}
.hero-headline em { font-style: normal; color: var(--accent); }
.hero-lede {
  font-size: 1.05rem;
  color: var(--fg-muted);
  margin-bottom: 36px;
  max-width: 480px;
  line-height: 1.65;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  background: var(--bg-2);
}
.hero-stat {
  flex: 1;
  padding: 20px 24px;
  text-align: center;
}
.hero-stat-value {
  font-family: 'Syne', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.02em;
}
.hero-stat-label {
  font-size: 0.72rem;
  color: var(--fg-muted);
  margin-top: 4px;
  line-height: 1.3;
}
.hero-stat-divider {
  width: 1px;
  height: 50px;
  background: var(--border);
  flex-shrink: 0;
}

/* Signal card */
.hero-visual {}
.signal-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 0 40px rgba(0,229,176,0.06);
}
.signal-card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(0,229,176,0.05);
}
.signal-live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.signal-live-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
}
.signal-item {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: grid;
  grid-template-columns: 12px 1fr auto;
  gap: 12px;
  align-items: start;
}
.signal-item:last-of-type { border-bottom: none; }
.signal-dot { width: 10px; height: 10px; border-radius: 50%; margin-top: 5px; }
.signal-dot--active { background: var(--accent); box-shadow: 0 0 6px rgba(0,229,176,0.5); }
.signal-name { font-weight: 600; font-size: 0.88rem; color: var(--fg); margin-bottom: 3px; }
.signal-meta { font-size: 0.78rem; color: var(--fg-muted); }
.signal-action {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(0,229,176,0.2);
  border-radius: 4px;
  padding: 3px 8px;
  white-space: nowrap;
  text-align: center;
}
.signal-card-footer {
  padding: 12px 20px;
  font-size: 0.72rem;
  color: var(--fg-muted);
  border-top: 1px solid var(--border);
  background: rgba(0,229,176,0.03);
}

/* ─── Problem ─── */
.problem { background: var(--bg-2); }
.problem-inner { max-width: 1200px; margin: 0 auto; padding: 80px 40px; }
.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 12px;
}
.problem-header { margin-bottom: 56px; }
.problem-header h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--fg);
  max-width: 600px;
  letter-spacing: -0.02em;
}
.problem-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.problem-item {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px 28px 32px;
}
.problem-icon { font-size: 1.2rem; color: var(--danger); margin-bottom: 14px; }
.problem-item h3 { font-size: 1rem; font-weight: 700; color: var(--fg); margin-bottom: 10px; }
.problem-item p { font-size: 0.9rem; color: var(--fg-muted); line-height: 1.6; }

/* ─── How ─── */
.how {}
.how-inner { max-width: 1200px; margin: 0 auto; padding: 80px 40px; }
.how-headline {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 56px;
  letter-spacing: -0.02em;
}
.how-steps { display: flex; flex-direction: column; gap: 0; }
.how-step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 40px;
  align-items: start;
  padding: 32px 0;
  border-bottom: 1px solid var(--border);
}
.how-step:last-child { border-bottom: none; }
.how-step-number {
  font-family: 'Syne', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  opacity: 0.3;
  letter-spacing: -0.03em;
  line-height: 1;
  padding-top: 4px;
}
.how-step h3 { font-size: 1.15rem; font-weight: 700; color: var(--fg); margin-bottom: 10px; }
.how-step p { font-size: 0.92rem; color: var(--fg-muted); max-width: 640px; line-height: 1.65; }

/* ─── Pricing ─── */
.pricing { background: var(--bg-2); }
.pricing-inner { max-width: 1200px; margin: 0 auto; padding: 80px 40px; }
.pricing-headline { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 700; color: var(--fg); margin-bottom: 12px; letter-spacing: -0.02em; }
.pricing-sub { font-size: 0.95rem; color: var(--fg-muted); margin-bottom: 48px; }
.pricing-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; max-width: 800px; }
.pricing-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  position: relative;
}
.pricing-card--featured {
  border-color: var(--accent);
  box-shadow: 0 0 30px rgba(0,229,176,0.1);
}
.pricing-card-badge {
  position: absolute;
  top: -12px;
  left: 24px;
  background: var(--accent);
  color: var(--bg);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 4px;
}
.pricing-card-label { font-size: 0.78rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--fg-muted); margin-bottom: 16px; }
.pricing-card-price { display: flex; align-items: baseline; gap: 6px; margin-bottom: 6px; }
.pricing-amount { font-family: 'Syne', sans-serif; font-size: 2.5rem; font-weight: 800; color: var(--fg); letter-spacing: -0.03em; }
.pricing-per { font-size: 0.85rem; color: var(--fg-muted); }
.pricing-card-fee { font-size: 0.82rem; color: var(--accent); font-weight: 500; margin-bottom: 28px; }
.pricing-features { list-style: none; margin-bottom: 28px; display: flex; flex-direction: column; gap: 10px; }
.pricing-features li { font-size: 0.88rem; color: var(--fg-muted); padding-left: 20px; position: relative; }
.pricing-features li::before { content: '\2713'; position: absolute; left: 0; color: var(--accent); font-size: 0.8rem; font-weight: 700; }
.pricing-best-for { font-size: 0.78rem; color: var(--fg-muted); font-style: italic; border-top: 1px solid var(--border); padding-top: 16px; }

/* ─── Differentiators ─── */
.diff {}
.diff-inner { max-width: 1200px; margin: 0 auto; padding: 80px 40px; }
.diff-headline { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 700; color: var(--fg); margin-bottom: 48px; letter-spacing: -0.02em; }
.diff-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.diff-number { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--amber); margin-bottom: 16px; }
.diff-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.diff-list li { font-size: 0.88rem; color: var(--fg-muted); padding-left: 18px; position: relative; }
.diff-list li::before { content: '\2022'; position: absolute; left: 0; color: var(--accent); }

/* ─── Closing ─── */
.closing { background: var(--bg-2); }
.closing-inner { max-width: 700px; margin: 0 auto; padding: 100px 40px; text-align: center; }
.closing-headline {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--fg);
  margin-bottom: 24px;
  letter-spacing: -0.03em;
  line-height: 1.2;
}
.closing-sub { font-size: 1rem; color: var(--fg-muted); margin-bottom: 16px; line-height: 1.65; }
.closing-cta-text { font-size: 0.85rem; color: var(--accent); font-weight: 500; margin-top: 40px; padding: 16px 24px; border: 1px solid rgba(0,229,176,0.25); border-radius: 8px; background: var(--accent-dim); display: inline-block; }

/* ─── Footer ─── */
.footer { border-top: 1px solid var(--border); }
.footer-inner { max-width: 1200px; margin: 0 auto; padding: 60px 40px 40px; display: grid; grid-template-columns: 1fr auto; gap: 80px; }
.footer-logo { font-family: 'Syne', sans-serif; font-size: 1.2rem; color: var(--fg); margin-bottom: 12px; display: block; }
.footer-logo strong { color: var(--accent); }
.footer-desc { font-size: 0.82rem; color: var(--fg-muted); max-width: 260px; }
.footer-links { display: flex; gap: 60px; }
.footer-col { display: flex; flex-direction: column; gap: 8px; }
.footer-col-label { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--fg-muted); margin-bottom: 4px; }
.footer-col div:not(.footer-col-label) { font-size: 0.85rem; color: var(--fg-muted); cursor: pointer; }
.footer-bottom { grid-column: 1 / -1; border-top: 1px solid var(--border); padding-top: 24px; margin-top: 24px; font-size: 0.78rem; color: var(--fg-muted); }

/* ─── Responsive ─── */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; gap: 40px; padding: 60px 24px 40px; }
  .hero-lede { max-width: 100%; }
  .problem-grid { grid-template-columns: 1fr; }
  .pricing-cards { grid-template-columns: 1fr; }
  .diff-grid { grid-template-columns: 1fr; }
  .how-step { grid-template-columns: 50px 1fr; gap: 20px; }
  .footer-inner { grid-template-columns: 1fr; gap: 40px; }
  .footer-links { flex-direction: row; gap: 40px; }
}
@media (max-width: 600px) {
  .hero { padding: 40px 20px 30px; }
  .hero-stats { flex-direction: column; }
  .hero-stat-divider { width: 100%; height: 1px; }
  .problem-inner, .how-inner, .pricing-inner, .diff-inner, .closing-inner { padding: 60px 20px; }
  .closing-inner { padding: 80px 20px; }
  .nav { padding: 16px 20px; }
}