:root {
  --teal: #78d7d0;
  --aqua: #9be6df;
  --blue: #5aa9c9;
  --deep: #17424d;
  --text: #24383d;
  --bg: #f4fbfb;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(120, 215, 208, .24), transparent 34rem),
    linear-gradient(135deg, #eefafa 0%, #ffffff 48%, #e9f8fb 100%);
}

.page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px 18px;
}

.notice-card {
  width: min(860px, 100%);
  background: rgba(255,255,255,.94);
  border: 1px solid rgba(90,169,201,.22);
  border-radius: 28px;
  box-shadow: 0 24px 70px rgba(23, 66, 77, .14);
  padding: 46px 48px 50px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.notice-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 8px;
  background: linear-gradient(90deg, var(--blue), var(--teal), var(--aqua));
}

.logo-wrap {
  margin: 8px auto 22px;
}

.logo {
  width: 190px;
  max-width: 60vw;
  height: auto;
  display: inline-block;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--blue);
  font-size: 15px;
  letter-spacing: .06em;
  text-transform: uppercase;
  font-weight: 700;
}

h1 {
  margin: 0 0 26px;
  color: var(--deep);
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1.05;
  font-weight: 700;
}

.message {
  max-width: 680px;
  margin: 0 auto;
  text-align: left;
  background: #f8ffff;
  border: 1px solid rgba(120, 215, 208, .38);
  border-radius: 18px;
  padding: 28px 30px;
}

.message p {
  margin: 0;
  font-size: 19px;
  line-height: 1.65;
}

.message p + p {
  margin-top: 22px;
}

a {
  color: var(--deep);
  font-weight: 700;
  text-decoration-color: var(--teal);
  text-underline-offset: 3px;
}

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

@media (max-width: 640px) {
  .page {
    padding: 24px 14px;
    align-items: flex-start;
  }

  .notice-card {
    padding: 30px 20px 28px;
    border-radius: 20px;
  }

  .logo {
    width: 150px;
  }

  .message {
    padding: 22px 18px;
  }

  .message p {
    font-size: 16px;
  }
}