:root {
  --navy: #102030;
  --navy-2: #203040;
  --cyan: #00B0C0;
  --blue: #1090E0;
  --text: #F5F7FA;
  --text-dim: #A8B4C0;
  --card: rgba(255, 255, 255, 0.04);
  --card-border: rgba(255, 255, 255, 0.08);
  --grad: linear-gradient(120deg, #00B0C0 0%, #1090E0 100%);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--navy);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ---------- Nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(16, 32, 48, 0.7);
  border-bottom: 1px solid var(--card-border);
}
.nav-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  gap: 32px;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); }
.brand-logo { width: 28px; height: 28px; border-radius: 6px; }
.brand-name { font-weight: 700; font-size: 18px; letter-spacing: -0.02em; }
.nav-links { display: flex; gap: 24px; flex: 1; }
.nav-links a { color: var(--text-dim); text-decoration: none; font-size: 14px; transition: color 0.15s; }
.nav-links a:hover { color: var(--text); }
.launch-badge {
  font-size: 12px;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 999px;
  background: var(--grad);
  color: #06222e;
  white-space: nowrap;
}

/* ---------- Hero ---------- */
.hero { position: relative; padding: 120px 24px 100px; text-align: center; overflow: hidden; }
.hero-glow {
  position: absolute;
  inset: -20%;
  background:
    radial-gradient(ellipse 60% 50% at 50% 0%, rgba(0, 176, 192, 0.18), transparent 60%),
    radial-gradient(ellipse 50% 40% at 70% 20%, rgba(16, 144, 224, 0.14), transparent 60%);
  pointer-events: none;
}
.hero-inner { position: relative; max-width: 760px; margin: 0 auto; }
.hero-logo { width: 455px; max-width: 100%; height: auto; margin: 0 auto 32px; display: block; }
.pill {
  display: inline-block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-dim);
  padding: 6px 16px;
  border: 1px solid var(--card-border);
  border-radius: 999px;
  margin-bottom: 28px;
}
.hero-title {
  font-size: clamp(40px, 7vw, 64px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: 24px;
}
.grad {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.hero-sub {
  font-size: 19px;
  color: var(--text-dim);
  max-width: 620px;
  margin: 0 auto 40px;
}
.hero-cta { max-width: 480px; margin: 0 auto; }
.signup { display: flex; gap: 10px; }
.signup input {
  flex: 1;
  padding: 14px 18px;
  border-radius: 12px;
  border: 1px solid var(--card-border);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  font-size: 15px;
  outline: none;
}
.signup input:focus { border-color: var(--cyan); }
.signup input::placeholder { color: #6b7a8a; }
.btn-primary {
  padding: 14px 24px;
  border-radius: 12px;
  border: none;
  background: var(--grad);
  color: #06222e;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  transition: transform 0.15s, box-shadow 0.15s;
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 8px 24px rgba(0, 176, 192, 0.3); }
.signup-note { font-size: 13px; color: #6b7a8a; margin-top: 12px; }

/* Email signup hidden until backend is ready */
.hero-cta,
.cta-final { display: none; }

/* ---------- Sections ---------- */
.section { max-width: 1080px; margin: 0 auto; padding: 80px 24px; }
.section-title {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  text-align: center;
}
.section-lede {
  font-size: 17px;
  color: var(--text-dim);
  max-width: 680px;
  margin: 0 auto 40px;
  text-align: center;
}
.section-note { text-align: center; color: #6b7a8a; font-size: 14px; margin-top: 24px; }

/* ---------- Feature grid ---------- */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}
.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 28px;
  transition: border-color 0.2s, transform 0.2s;
}
.card:hover { border-color: rgba(0, 176, 192, 0.4); transform: translateY(-2px); }
.card h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; }
.card p { font-size: 15px; color: var(--text-dim); }

/* ---------- Model table ---------- */
.model-table {
  max-width: 640px;
  margin: 0 auto;
  border: 1px solid var(--card-border);
  border-radius: 16px;
  overflow: hidden;
}
.model-row {
  display: grid;
  grid-template-columns: 90px 1fr 110px;
  padding: 16px 24px;
  align-items: center;
  border-bottom: 1px solid var(--card-border);
  font-size: 15px;
}
.model-row:last-child { border-bottom: none; }
.model-head { background: rgba(255, 255, 255, 0.03); font-weight: 700; color: var(--text-dim); font-size: 13px; text-transform: uppercase; letter-spacing: 0.05em; }
.tier-free { color: var(--cyan); font-weight: 700; }
.tier-paid { color: var(--blue); font-weight: 700; }

/* ---------- Pricing ---------- */
.pricing {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  max-width: 720px;
  margin: 0 auto;
}
.price-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 32px;
}
.price-card.featured { border-color: rgba(0, 176, 192, 0.5); }
.price-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 8px; }
.price { font-size: 40px; font-weight: 800; letter-spacing: -0.02em; margin-bottom: 20px; }
.price-card ul { list-style: none; }
.price-card li { padding: 8px 0; color: var(--text-dim); font-size: 15px; }
.price-card li::before { content: "✓ "; color: var(--cyan); font-weight: 700; }

/* ---------- CTA final ---------- */
.cta-final { text-align: center; }
.cta-final .signup { max-width: 480px; margin: 0 auto; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--card-border); padding: 32px 24px; }
.footer-inner {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #6b7a8a;
  font-size: 14px;
}
.footer-links a { color: var(--text-dim); text-decoration: none; }
.footer-links a:hover { color: var(--text); }

/* ---------- Responsive ---------- */
@media (max-width: 720px) {
  .nav-links { display: none; }
  .signup { flex-direction: column; }
  .model-row { grid-template-columns: 70px 1fr 80px; padding: 14px 16px; font-size: 14px; }
  .footer-inner { flex-direction: column; gap: 12px; text-align: center; }
}