:root {
  --bg: #111827;
  --bg-alt: #0D1117;
  --accent: #00C9FF;
  --accent-dim: rgba(0, 201, 255, 0.15);
  --fg: #F5F5F0;
  --fg-muted: rgba(245, 245, 240, 0.55);
  --fg-subtle: rgba(245, 245, 240, 0.3);
  --border: rgba(245, 245, 240, 0.1);
  --font-display: 'DM Serif Display', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
}

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

html { scroll-behavior: smooth; }

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

/* ── NAV ── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 48px;
  background: rgba(17, 24, 39, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: baseline;
  gap: 12px;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 22px;
  color: var(--fg);
  letter-spacing: -0.02em;
}
.nav-tagline {
  font-size: 13px;
  color: var(--fg-muted);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 140px 48px 100px;
}
.hero-grid {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  align-items: center;
}
.hero-stat-col {
  border-right: 1px solid var(--border);
  padding-right: 80px;
}
.hero-stat { margin-bottom: 28px; }
.hero-stat-number {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(80px, 10vw, 120px);
  color: var(--accent);
  line-height: 1;
  letter-spacing: -0.04em;
}
.hero-stat-label {
  display: block;
  font-size: 15px;
  color: var(--fg-muted);
  margin-top: 8px;
  line-height: 1.4;
}
.hero-stat-sub { margin-top: 24px; }
.hero-stat-secondary {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.5;
  display: block;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.hero-eyebrow {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(36px, 4vw, 58px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 28px;
}
.hero-lede {
  font-size: 18px;
  color: var(--fg-muted);
  line-height: 1.6;
  max-width: 480px;
}

/* ── PROBLEM STATS ── */
.problem-stats {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 64px 48px;
}
.problem-stats-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: start;
  gap: 0;
}
.problem-stat-item { padding: 0 40px; }
.problem-stat-item:first-child { padding-left: 0; }
.problem-stat-item:last-child { padding-right: 0; }
.problem-num {
  display: block;
  font-family: var(--font-display);
  font-size: 52px;
  color: var(--fg);
  line-height: 1;
  letter-spacing: -0.03em;
  margin-bottom: 10px;
}
.problem-label {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.5;
}
.problem-divider {
  width: 1px;
  background: var(--border);
  align-self: stretch;
  margin: 0 20px;
}

/* ── SOLUTION ── */
.solution { padding: 100px 48px; }
.solution-inner { max-width: 1200px; margin: 0 auto; }
.section-eyebrow {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.section-headline {
  font-family: var(--font-display);
  font-size: clamp(32px, 3.5vw, 52px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 64px;
}
.solution-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.solution-card {
  padding: 36px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg-alt);
  transition: border-color 0.2s, background 0.2s;
}
.solution-card:hover {
  border-color: rgba(0, 201, 255, 0.4);
  background: rgba(0, 201, 255, 0.04);
}
.solution-icon { margin-bottom: 20px; }
.solution-card h3 {
  font-family: var(--font-display);
  font-size: 20px;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.solution-card p { font-size: 15px; color: var(--fg-muted); line-height: 1.6; }

/* ── WORKFLOWS ── */
.workflows { background: var(--bg-alt); padding: 100px 48px; }
.workflows-inner { max-width: 1200px; margin: 0 auto; }
.workflow-list { border-top: 1px solid var(--border); }
.workflow-item {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 32px;
  align-items: start;
  padding: 32px 0;
  border-bottom: 1px solid var(--border);
}
.workflow-num {
  font-family: var(--font-display);
  font-size: 40px;
  color: var(--fg-subtle);
  line-height: 1;
  letter-spacing: -0.03em;
  padding-top: 4px;
}
.workflow-content h3 {
  font-family: var(--font-display);
  font-size: 22px;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}
.workflow-content p { font-size: 15px; color: var(--fg-muted); line-height: 1.6; max-width: 580px; }

/* ── PRICING PROMISE ── */
.pricing-promise { padding: 100px 48px; }
.pricing-promise-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.pricing-sub { font-size: 16px; color: var(--fg-muted); line-height: 1.6; margin-top: 24px; max-width: 440px; }
.pricing-box {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px;
}
.pricing-tier {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}
.pricing-amount { margin-bottom: 28px; }
.pricing-setup {
  display: block;
  font-size: 14px;
  color: var(--fg-muted);
  margin-bottom: 8px;
}
.pricing-monthly {
  font-family: var(--font-display);
  font-size: 48px;
  letter-spacing: -0.03em;
  line-height: 1;
}
.pricing-monthly span {
  font-size: 20px;
  color: var(--fg-muted);
  font-family: var(--font-body);
}
.pricing-features { list-style: none; }
.pricing-features li {
  font-size: 15px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  color: var(--fg-muted);
  display: flex;
  align-items: center;
  gap: 10px;
}
.pricing-features li::before {
  content: '';
  display: inline-block;
  width: 16px;
  height: 16px;
  background: var(--accent-dim);
  border: 1px solid rgba(0, 201, 255, 0.4);
  border-radius: 50%;
  flex-shrink: 0;
}

/* ── CLOSING ── */
.closing {
  padding: 120px 48px;
  background: linear-gradient(135deg, #0D1117 0%, #111827 50%, #0D1F2E 100%);
  text-align: center;
}
.closing-inner { max-width: 900px; margin: 0 auto; }
.closing-headline {
  font-family: var(--font-display);
  font-size: clamp(30px, 3.5vw, 50px);
  line-height: 1.2;
  letter-spacing: -0.02em;
}
.closing-headline em { color: var(--accent); font-style: italic; }

/* ── FOOTER ── */
.footer {
  padding: 40px 48px;
  border-top: 1px solid var(--border);
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: baseline;
  gap: 16px;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 18px;
}
.footer-copy {
  font-size: 14px;
  color: var(--fg-muted);
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .hero-stat-col { border-right: none; padding-right: 0; border-bottom: 1px solid var(--border); padding-bottom: 48px; }
  .solution-grid { grid-template-columns: 1fr; }
  .pricing-promise-inner { grid-template-columns: 1fr; gap: 48px; }
  .problem-stats-inner { grid-template-columns: 1fr; gap: 32px; }
  .problem-divider { display: none; }
  .workflow-item { grid-template-columns: 48px 1fr; gap: 20px; }
}
@media (max-width: 600px) {
  .nav, .hero, .problem-stats, .solution, .workflows, .pricing-promise, .closing, .footer { padding-left: 24px; padding-right: 24px; }
  .nav { padding: 16px 24px; }
  .hero { padding-top: 100px; }
  .hero-stat-number { font-size: 72px; }
  .problem-num { font-size: 40px; }
  .problem-stat-item { padding: 0; }
}