html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: #030712;
  color: #f1f5f9;
  font-family: "Manrope", sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection {
  background: #1687ff;
  color: #fff;
}

.section-shell {
  width: 100%;
  max-width: 80rem;
  margin-inline: auto;
  padding-inline: 1.25rem;
  box-sizing: border-box;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  color: #42d4ff;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section-title {
  max-width: 48rem;
  margin: 0;
  color: #fff;
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.875rem;
  font-weight: 700;
  line-height: 1.25;
}

.section-copy {
  max-width: 42rem;
  margin-top: 1.25rem;
  color: #94a3b8;
  font-size: 0.875rem;
  line-height: 1.75rem;
}

.btn-primary,
.btn-secondary {
  display: inline-flex;
  min-height: 3rem;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 0.375rem;
  font-size: 0.875rem;
  font-weight: 700;
  text-decoration: none;
  transition: transform 300ms, background-color 300ms, border-color 300ms, box-shadow 300ms;
  box-sizing: border-box;
}

.btn-primary {
  background: #1687ff;
  color: #fff;
  box-shadow: 0 0 28px rgba(22, 135, 255, 0.28);
}

.btn-primary:hover {
  transform: translateY(-2px);
  background: #3b82f6;
  box-shadow: 0 0 55px rgba(22, 135, 255, 0.34);
}

.btn-secondary {
  border: 1px solid rgba(96, 165, 250, 0.4);
  background: rgba(96, 165, 250, 0.05);
  color: #dbeafe;
}

.btn-secondary:hover {
  transform: translateY(-2px);
  border-color: #42d4ff;
  background: rgba(96, 165, 250, 0.1);
}

.btn-primary:focus-visible,
.btn-secondary:focus-visible {
  outline: 2px solid #42d4ff;
  outline-offset: 2px;
}

.surface {
  border: 1px solid #17243b;
  border-radius: 0.375rem;
  background: #07101f;
  box-shadow: inset 0 0 0 1px rgba(66, 212, 255, 0.08);
}

.glow-line {
  box-shadow: 0 0  24px  rgba(22, 135, 255, 0.65);
}

.nav-scrolled {
  border-color: rgba(66, 212, 255, 0.13);
  background: rgba(3, 7, 18, 0.88);
  backdrop-filter: blur(18px);
}

.price-popular {
  box-shadow: 0 0 50px rgba(22, 135, 255, 0.18);
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 700ms ease, transform 700ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (min-width: 640px) {
  .section-shell {
    padding-inline: 2rem;
  }

  .section-title {
    font-size: 2.25rem;
  }

  .section-copy {
    font-size: 1rem;
  }
}

@media (min-width: 1024px) {
  .section-shell {
    padding-inline: 2.5rem;
  }

  .section-title {
    font-size: 3rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}