:root {
  --navy-950: #020913;
  --navy-900: #05152a;
  --navy-800: #08294b;
  --blue-glow: #0a6ea8;
  --green: #86c34a;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  color: var(--white);
  font-family: Arial, Helvetica, sans-serif;
  background:
    radial-gradient(circle at 50% 62%, rgba(10, 110, 168, 0.5), transparent 30rem),
    radial-gradient(circle at 50% 48%, rgba(134, 195, 74, 0.13), transparent 22rem),
    linear-gradient(180deg, var(--navy-950) 0%, var(--navy-900) 52%, var(--navy-800) 100%);
}

.age-gate {
  width: min(100% - 2rem, 70rem);
  min-height: 100vh;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem 0;
  text-align: center;
}

.logo {
  width: min(38rem, 88vw);
  height: auto;
  display: block;
}

.divider {
  width: min(26rem, 72vw);
  height: 0.75rem;
  margin: clamp(2rem, 5vw, 3.5rem) 0 clamp(1.5rem, 4vw, 2.5rem);
  border-radius: 999px;
  background: linear-gradient(90deg, transparent 0%, var(--green) 18%, var(--green) 82%, transparent 100%);
  box-shadow: 0 0 2rem rgba(134, 195, 74, 0.55);
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 3vw, 2.375rem);
  line-height: 1;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
  text-shadow: 0 0.2rem 1rem rgba(0, 0, 0, 0.35);
}

.confirm-button {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: clamp(2rem, 5vw, 3rem);
  min-width: min(19rem, 86vw);
  min-height: 4.25rem;
  padding: 1rem 2rem;
  border: 0;
  border-radius: 0.2875rem;
  color: var(--white);
  background: linear-gradient(180deg, #89c84f 0%, #6fac38 100%);
  box-shadow:
    0 0 4rem rgba(10, 110, 168, 0.75),
    0 0 2.5rem rgba(134, 195, 74, 0.35),
    0 1rem 2rem rgba(0, 0, 0, 0.3);
  cursor: pointer;
  font: inherit;
  font-size: clamp(1.2rem, 2vw, 1.625rem);
  font-weight: 800;
  letter-spacing: 0;
  text-decoration: none;
}

.confirm-button:focus-visible {
  outline: 0.25rem solid var(--white);
  outline-offset: 0.35rem;
}

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

@media (max-width: 40rem) {
  .age-gate {
    width: min(100% - 1.5rem, 54rem);
  }

  .divider {
    height: 0.55rem;
  }

  .confirm-button {
    min-height: 4rem;
  }
}