:root {
  color-scheme: light;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans TC", sans-serif;
  color: #17332d;
  background: #eef6f2;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
}

.welcome {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(circle at top left, rgb(82 164 136 / 24%), transparent 38%),
    linear-gradient(145deg, #f8fcfa 0%, #e7f2ed 100%);
}

.welcome__card {
  width: min(100%, 680px);
  padding: clamp(36px, 8vw, 72px);
  border: 1px solid rgb(23 51 45 / 10%);
  border-radius: 28px;
  background: rgb(255 255 255 / 90%);
  box-shadow: 0 24px 70px rgb(23 51 45 / 12%);
  text-align: center;
}

.welcome__eyebrow {
  margin: 0 0 14px;
  color: #28745f;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

h1 {
  margin: 0;
  font-size: clamp(3.5rem, 12vw, 7rem);
  line-height: 1;
}

.welcome__message {
  margin: 24px 0 0;
  color: #4d6861;
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  line-height: 1.8;
}