:root {
  --bg: #eef6ff;
  --bg2: #f8fbff;
  --ink: #1d3552;
  --muted: #506781;
  --line: rgba(71, 118, 173, 0.18);
  --card: rgba(255, 255, 255, 0.86);
  --blue: #2d73dc;
  --teal: #31b39d;
  --shadow: 0 22px 56px rgba(34, 69, 112, 0.12);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  font-family: "Avenir Next", "Trebuchet MS", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(45, 115, 220, 0.12), transparent 26%),
    radial-gradient(circle at bottom right, rgba(49, 179, 157, 0.12), transparent 20%),
    linear-gradient(180deg, var(--bg), var(--bg2));
}

a {
  color: var(--blue);
}

.shell {
  width: min(980px, calc(100% - 32px));
  margin: 0 auto;
  padding: 40px 0 56px;
}

.shell-narrow {
  width: min(860px, calc(100% - 32px));
}

.hero,
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.hero {
  padding: 42px;
  overflow: hidden;
  position: relative;
}

.hero::after {
  content: "";
  position: absolute;
  right: -72px;
  bottom: -72px;
  width: 210px;
  height: 210px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(45, 115, 220, 0.16), rgba(49, 179, 157, 0.12));
}

.hero-compact {
  margin-bottom: 20px;
}

.eyebrow {
  margin: 0 0 12px;
  color: #607aa0;
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  max-width: 13ch;
  font-size: clamp(2.1rem, 4vw, 4rem);
  line-height: 1.02;
}

h2 {
  margin-top: 0;
  font-size: 1.35rem;
}

.lead {
  margin: 18px 0 0;
  max-width: 62ch;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.7;
}

.actions {
  display: flex;
  gap: 14px;
  margin-top: 28px;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 20px;
  border-radius: 16px;
  text-decoration: none;
  font-weight: 700;
}

.button-primary {
  color: #fff;
  background: linear-gradient(90deg, var(--blue), var(--teal));
}

.button-secondary {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.stack {
  display: grid;
  gap: 16px;
}

.card {
  padding: 28px;
}

ul {
  margin: 0;
  padding-left: 20px;
  line-height: 1.8;
  color: var(--muted);
}

.note {
  font-weight: 600;
}

@media (max-width: 760px) {
  .shell,
  .shell-narrow {
    width: min(100% - 20px, 980px);
    padding-top: 20px;
  }

  .hero,
  .card {
    border-radius: 22px;
    padding: 24px;
  }

  .grid {
    grid-template-columns: 1fr;
  }

  h1 {
    max-width: none;
  }
}