:root {
  --ink: #0a1726;
  --muted: #607084;
  --line: #dbe5ec;
  --paper: #f7faf9;
  --white: #ffffff;
  --cyan: #22b8cf;
  --teal: #159a8c;
  --lime: #89bd65;
  --shadow: 0 24px 80px rgba(10, 23, 38, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 80% 18%, rgba(34, 184, 207, 0.16), transparent 30%),
    radial-gradient(circle at 14% 82%, rgba(137, 189, 101, 0.13), transparent 28%),
    linear-gradient(135deg, #fbfcfc, var(--paper));
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.page-shell {
  display: grid;
  min-height: 100vh;
  padding: clamp(22px, 5vw, 64px);
  place-items: center;
}

.notice-card {
  width: min(760px, 100%);
  border: 1px solid rgba(219, 229, 236, 0.9);
  border-radius: 10px;
  padding: clamp(30px, 6vw, 62px);
  background:
    linear-gradient(90deg, rgba(34, 184, 207, 0.08), transparent 48%),
    rgba(255, 255, 255, 0.88);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.logo {
  display: block;
  width: min(150px, 42vw);
  height: auto;
  margin-bottom: clamp(34px, 6vw, 58px);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--teal);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  max-width: 560px;
  margin: 0;
  font-size: clamp(2.1rem, 5vw, 3.7rem);
  line-height: 1.04;
  letter-spacing: 0;
}

.lead {
  max-width: 520px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.7vw, 1.18rem);
  line-height: 1.58;
}