:root {
  color-scheme: dark;
  --ink: #f7fbff;
  --muted: #aab6d3;
  --brand: #4687ff;
  --purple: #7c4dff;
  --green: #5ef0b6;
  --line: rgba(255, 255, 255, .14);
}

* {
  box-sizing: border-box;
}

body {
  display: grid;
  min-height: 100vh;
  place-items: center;
  margin: 0;
  padding: 24px;
  color: var(--ink);
  background:
    radial-gradient(circle at 18% -8%, rgba(70, 135, 255, .36), transparent 30%),
    radial-gradient(circle at 90% 10%, rgba(124, 77, 255, .3), transparent 30%),
    linear-gradient(180deg, #0e1538 0%, #080b18 46%, #04050b 100%);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .035) 1px, transparent 1px);
  background-size: 64px 64px;
}

main {
  position: relative;
  display: grid;
  width: min(100%, 920px);
  min-height: 470px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: clamp(26px, 6vw, 56px);
  background:
    radial-gradient(circle at 86% 20%, rgba(70, 135, 255, .2), transparent 30%),
    linear-gradient(180deg, rgba(255, 255, 255, .11), rgba(255, 255, 255, .045));
  box-shadow: 0 30px 90px rgba(0, 0, 0, .38);
  backdrop-filter: blur(18px);
}

main::before {
  content: "";
  position: absolute;
  right: clamp(20px, 7vw, 72px);
  bottom: clamp(20px, 6vw, 52px);
  width: min(42vw, 320px);
  aspect-ratio: 1;
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(94, 240, 182, .28), transparent 18%),
    radial-gradient(circle, rgba(70, 135, 255, .22), transparent 56%);
  box-shadow: 0 0 90px rgba(70, 135, 255, .24);
}

main::after {
  content: "";
  position: absolute;
  right: clamp(70px, 12vw, 170px);
  bottom: clamp(88px, 12vw, 150px);
  width: 18px;
  height: 18px;
  border-radius: 999px;
  background: var(--green);
  box-shadow:
    -86px 46px 0 -3px rgba(94, 240, 182, .8),
    72px 38px 0 -4px rgba(94, 240, 182, .72),
    0 0 28px rgba(94, 240, 182, .9);
}

img,
span,
h1,
p,
a {
  position: relative;
  z-index: 1;
}

img {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  box-shadow: 0 0 34px rgba(70, 135, 255, .42);
}

span {
  display: inline-flex;
  width: fit-content;
  margin-top: 24px;
  border: 1px solid rgba(70, 135, 255, .36);
  border-radius: 999px;
  padding: 8px 12px;
  color: #cfe0ff;
  background: rgba(70, 135, 255, .12);
  font-size: 13px;
  font-weight: 950;
  text-transform: uppercase;
}

h1 {
  max-width: 640px;
  margin: 12px 0 0;
  font-size: clamp(36px, 7vw, 62px);
  line-height: 1.04;
  letter-spacing: 0;
}

p {
  max-width: 620px;
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.75;
}

a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  min-height: 48px;
  margin-top: 30px;
  border-radius: 14px;
  padding: 12px 18px;
  color: #fff;
  background: linear-gradient(135deg, var(--brand), var(--purple));
  box-shadow: 0 16px 36px rgba(70, 135, 255, .32);
  font-weight: 950;
  text-decoration: none;
  transition: transform .16s ease, box-shadow .16s ease;
}

a:hover {
  transform: translateY(-2px);
  box-shadow: 0 22px 46px rgba(70, 135, 255, .42);
}

@media (max-width: 720px) {
  body {
    padding: 14px;
  }

  main {
    min-height: auto;
    border-radius: 18px;
    padding: 24px;
  }

  main::before,
  main::after {
    opacity: .42;
  }

  h1 {
    font-size: 38px;
  }

  a {
    width: 100%;
  }
}