:root {
  color-scheme: light;
  --ink: #102231;
  --muted: #6f8b9b;
  --line: rgba(16, 34, 49, 0.12);
  --glass: rgba(255, 255, 255, 0.72);
  --aqua: #2dc7e8;
  --mint: #56e6a3;
  --deep: #0a6f75;
  --shadow: 0 28px 80px rgba(45, 199, 232, 0.22);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background:
    radial-gradient(circle at 18% 18%, rgba(86, 230, 163, 0.38), transparent 28rem),
    radial-gradient(circle at 82% 12%, rgba(45, 199, 232, 0.32), transparent 24rem),
    linear-gradient(145deg, #eefcff 0%, #f7fffb 48%, #eaf8ff 100%);
}

body {
  margin: 0;
  min-height: 100%;
  color: var(--ink);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", "Segoe UI", sans-serif;
}

a {
  color: var(--deep);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

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

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: 0;
  color: var(--ink);
}

.mark {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0) 42%),
    linear-gradient(140deg, var(--mint), var(--aqua));
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.72), 0 14px 28px rgba(45, 199, 232, 0.26);
}

.links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.pill {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.56);
  backdrop-filter: blur(18px);
  color: var(--ink);
  font-weight: 700;
}

.hero,
.card {
  border: 1px solid var(--line);
  background: var(--glass);
  backdrop-filter: blur(24px);
  box-shadow: var(--shadow);
}

.hero {
  overflow: hidden;
  position: relative;
  border-radius: 34px;
  padding: clamp(28px, 6vw, 62px);
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto -8% -36% 20%;
  height: 54%;
  border-radius: 50%;
  background: linear-gradient(90deg, rgba(45, 199, 232, 0.58), rgba(86, 230, 163, 0.42));
  filter: blur(4px);
  opacity: 0.72;
}

.hero > * {
  position: relative;
  z-index: 1;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--deep);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  line-height: 1.08;
  letter-spacing: 0;
}

h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(2.6rem, 8vw, 5.8rem);
}

h2 {
  margin: 0 0 14px;
  font-size: clamp(1.6rem, 4vw, 2.45rem);
}

h3 {
  margin: 26px 0 8px;
  font-size: 1.08rem;
}

.lead {
  max-width: 700px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.22rem);
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 18px;
}

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

.card p,
.card ul,
.card ol {
  margin: 0;
  color: var(--muted);
}

.card ul,
.card ol {
  padding-left: 20px;
}

.section {
  margin-top: 22px;
}

.meta {
  margin-top: 18px;
  color: var(--muted);
  font-size: 0.95rem;
}

.footer {
  margin-top: 28px;
  color: var(--muted);
  font-size: 0.92rem;
}

@media (max-width: 720px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .links {
    justify-content: flex-start;
  }

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