:root {
  --bg: #070B12;
  --bg-elev: #0D1420;
  --bg-card: #111A28;
  --line: rgba(255, 255, 255, 0.08);
  --text: #E8EEF7;
  --muted: #8B9BB0;
  --mint: #00D4AA;
  --mint-dim: rgba(0, 212, 170, 0.14);
  --gold: #FFC448;
  --gold-dim: rgba(255, 196, 72, 0.14);
  --danger: #FF6B7A;
  --radius: 18px;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  --font: "Inter", system-ui, -apple-system, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--mint); text-decoration: none; }
a:hover { text-decoration: underline; }
code {
  font-family: var(--mono);
  font-size: 0.86em;
  background: rgba(255,255,255,0.06);
  padding: 0.12em 0.4em;
  border-radius: 6px;
}

.bg-glow {
  position: fixed;
  inset: -20% -10% auto;
  height: 55vh;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(0, 212, 170, 0.18), transparent 55%),
    radial-gradient(ellipse at 80% 10%, rgba(255, 196, 72, 0.12), transparent 45%);
  pointer-events: none;
  z-index: 0;
}

.topbar, main, .site-footer { position: relative; z-index: 1; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.25rem;
  max-width: 1100px;
  margin: 0 auto;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
}
.logo-mark {
  width: 34px; height: 34px;
  display: grid; place-items: center;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--mint), #00a888);
  color: #04120e;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}
.logo-product {
  margin-left: 0.15rem;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.04);
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.top-nav { display: none; gap: 1.1rem; font-size: 0.92rem; }
.top-nav a { color: var(--muted); text-decoration: none; }
.top-nav a:hover { color: var(--text); }

.hero {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 2rem;
}
.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mint);
  margin: 0 0 0.9rem;
}
.hero h1 {
  font-size: clamp(2.1rem, 7vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin: 0 0 1rem;
  font-weight: 800;
}
.accent {
  background: linear-gradient(90deg, var(--mint), var(--gold));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.lede {
  max-width: 36rem;
  color: var(--muted);
  font-size: 1.05rem;
  margin: 0 0 1.5rem;
}
.lede em { color: var(--text); font-style: normal; font-weight: 600; }

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.1rem;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.9rem 1.2rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.98rem;
  border: 1px solid transparent;
  text-decoration: none !important;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  cursor: pointer;
}
.btn:active { transform: scale(0.98); }
.btn-primary {
  background: linear-gradient(135deg, var(--mint), #00b894);
  color: #04120e !important;
  box-shadow: 0 10px 30px rgba(0, 212, 170, 0.25);
}
.btn-primary:hover { box-shadow: 0 14px 36px rgba(0, 212, 170, 0.35); }
.btn-secondary {
  background: transparent;
  color: var(--text) !important;
  border-color: var(--line);
}
.btn-secondary:hover {
  border-color: rgba(255,255,255,0.22);
  background: rgba(255,255,255,0.03);
}
.btn.disabled, .btn[aria-disabled="true"] {
  opacity: 0.55;
  cursor: not-allowed;
}

.hero-meta { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.pill {
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  background: var(--mint-dim);
  color: var(--mint);
}
.pill.muted {
  background: rgba(255,255,255,0.05);
  color: var(--muted);
}

.demo {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1rem 1.25rem 3rem;
  display: grid;
  gap: 2rem;
  align-items: center;
}
.demo-copy h2, .how h2, .integrity h2, .pricing h2 {
  font-size: clamp(1.5rem, 4vw, 2rem);
  letter-spacing: -0.02em;
  margin: 0 0 0.75rem;
}
.demo-copy p { color: var(--muted); margin: 0 0 1rem; }
.demo-copy strong { color: var(--text); }
.cite-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
  display: grid;
  gap: 0.55rem;
}
.cite-list li {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.7rem 0.9rem;
  font-size: 0.95rem;
}
.gold {
  color: var(--gold);
  font-weight: 700;
  font-family: var(--mono);
  margin-right: 0.45rem;
}
.tiny { font-size: 0.8rem; color: var(--muted); }

.phone { justify-self: center; width: min(100%, 320px); }
.phone-bezel {
  background: #000;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 28px;
  padding: 10px;
  box-shadow: var(--shadow);
  aspect-ratio: 9 / 16;
  overflow: hidden;
}
.demo-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 20px;
  background: #05080e;
  display: block;
}
.phone-caption {
  text-align: center;
  color: var(--muted);
  font-size: 0.82rem;
  margin: 0.75rem 0 0;
}

.how {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.25rem 3rem;
}
.steps {
  list-style: none;
  padding: 0;
  margin: 1.25rem 0 0;
  display: grid;
  gap: 0.85rem;
}
.steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.9rem;
  align-items: start;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
}
.step-n {
  width: 34px; height: 34px;
  border-radius: 10px;
  display: grid; place-items: center;
  background: var(--gold-dim);
  color: var(--gold);
  font-weight: 800;
  font-family: var(--mono);
}
.steps h3 { margin: 0 0 0.2rem; font-size: 1.05rem; }
.steps p { margin: 0; color: var(--muted); font-size: 0.95rem; }

.integrity { padding: 0 1.25rem 3rem; }
.integrity-card {
  max-width: 1100px;
  margin: 0 auto;
  background:
    linear-gradient(180deg, rgba(0, 212, 170, 0.08), transparent 40%),
    var(--bg-card);
  border: 1px solid rgba(0, 212, 170, 0.25);
  border-radius: 24px;
  padding: 1.5rem 1.35rem;
  box-shadow: var(--shadow);
}
.integrity-card p { color: var(--muted); }
.integrity-card ul {
  margin: 1rem 0 0;
  padding-left: 1.1rem;
  color: var(--text);
}
.integrity-card li { margin: 0.35rem 0; }

.pricing {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.25rem 3.5rem;
}
.pricing-sub { color: var(--muted); margin: 0 0 1.25rem; }
.price-grid { display: grid; gap: 1rem; }
.price-card {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 1.35rem 1.25rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}
.price-card.featured {
  border-color: rgba(0, 212, 170, 0.35);
  background:
    linear-gradient(180deg, rgba(0, 212, 170, 0.08), transparent 35%),
    var(--bg-card);
}
.price-tag {
  margin: 0;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--muted);
}
.price-card h3 {
  margin: 0;
  font-size: 2.4rem;
  letter-spacing: -0.03em;
  font-weight: 800;
}
.price-desc { margin: 0; color: var(--muted); }
.price-card ul {
  margin: 0.4rem 0 0.8rem;
  padding-left: 1.1rem;
  color: var(--text);
  flex: 1;
}
.price-card .btn { width: 100%; margin-top: auto; }
.stripe-note {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--muted);
}
.stripe-note.warn { color: var(--gold); }

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.5rem 1.25rem 2.5rem;
  max-width: 1100px;
  margin: 0 auto;
  color: var(--muted);
  font-size: 0.9rem;
}
.site-footer strong { color: var(--text); }
.footer-meta { margin-top: 0.75rem; font-size: 0.8rem; }

@media (min-width: 720px) {
  .top-nav { display: flex; }
  .demo {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 2.5rem;
  }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .steps li { grid-template-columns: 1fr; }
  .price-grid { grid-template-columns: 1fr 1fr; }
  .integrity-card { padding: 2rem 2.2rem; }
}

@media (min-width: 980px) {
  .hero { padding-top: 3.5rem; }
}