:root {
  --bg: #09101d;
  --bg-2: #0f1830;
  --card: rgba(16, 24, 46, 0.8);
  --card-strong: rgba(20, 31, 58, 0.95);
  --text: #eef4ff;
  --muted: #afbddb;
  --accent: #6da8ff;
  --accent-2: #8df0c5;
  --border: rgba(122, 153, 219, 0.18);
  --shadow: 0 20px 60px rgba(2, 8, 23, 0.35);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(109, 168, 255, 0.16), transparent 30%),
    radial-gradient(circle at top right, rgba(141, 240, 197, 0.08), transparent 24%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
  color: var(--text);
  line-height: 1.6;
}

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 40px 20px 80px;
}

.hero {
  padding: 48px 0 32px;
}

.eyebrow,
.section-label {
  color: var(--accent-2);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.82rem;
}

h1, h2, h3 {
  line-height: 1.1;
  margin: 0;
}

h1 {
  margin-top: 10px;
  font-size: clamp(2.6rem, 6vw, 4.7rem);
  max-width: 12ch;
}

h2 {
  margin-top: 10px;
  font-size: clamp(1.7rem, 3vw, 2.6rem);
  max-width: 20ch;
}

h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

p, li, span {
  color: var(--muted);
}

.lede {
  margin-top: 18px;
  font-size: clamp(1.1rem, 2.1vw, 1.35rem);
  max-width: 42rem;
}

.microcopy {
  margin-top: 18px;
  max-width: 44rem;
  font-size: 0.98rem;
}

.section {
  margin-top: 56px;
}

.intro p:last-child {
  max-width: 54rem;
}

.two-col-text {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
  margin: 22px 0 8px;
}

.grid {
  display: grid;
  gap: 18px;
  margin-top: 24px;
}

.four-up {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.three-up {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 22px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
}

.split {
  display: grid;
  grid-template-columns: 1.15fr 0.95fr;
  gap: 22px;
  align-items: start;
}

.offer {
  background: var(--card-strong);
}

.cta-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 26px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 18px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 700;
  border: 1px solid var(--border);
  transition: transform 120ms ease, opacity 120ms ease, border-color 120ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button.primary {
  background: linear-gradient(180deg, #7db5ff 0%, var(--accent) 100%);
  color: #07111f;
  border-color: rgba(125, 181, 255, 0.5);
}

.button.secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.02);
}

.price {
  margin: 14px 0 10px;
  color: var(--accent-2);
  font-weight: 800;
  font-size: 1.45rem;
}

.price.small {
  font-size: 1.2rem;
  margin-top: 0;
}

.checklist,
.stack-list {
  margin: 16px 0 0;
  padding-left: 20px;
}

.checklist li {
  margin: 8px 0;
}

.stack-list {
  list-style: none;
  padding: 0;
}

.stack-list li {
  padding: 14px 0;
  border-bottom: 1px solid rgba(122, 153, 219, 0.14);
}

.stack-list li:last-child {
  border-bottom: none;
}

.stack-list strong,
.final-cta strong {
  display: block;
  color: var(--text);
  margin-bottom: 4px;
}

.retainer-section {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 22px;
  align-items: start;
}

.retainer-card,
.final-cta {
  background: var(--card-strong);
}

.why-us h2 {
  max-width: 30ch;
}

.final-cta {
  margin-top: 60px;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: var(--shadow);
}

@media (max-width: 960px) {
  .four-up,
  .three-up,
  .two-col-text,
  .split,
  .retainer-section {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 720px) {
  .container {
    padding-top: 28px;
    padding-bottom: 56px;
  }

  h1 {
    max-width: 100%;
  }

  h2,
  .why-us h2 {
    max-width: 100%;
  }

  .four-up,
  .three-up,
  .two-col-text,
  .split,
  .retainer-section {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 22px;
  }
}