:root {
  --bg: #eef7fb;
  --ink: #10242d;
  --muted: #49656f;
  --accent: #0e9f9a;
  --accent-strong: #09716e;
  --panel: rgba(255, 255, 255, 0.88);
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  background:
    linear-gradient(135deg, rgba(14, 159, 154, 0.24), rgba(241, 198, 89, 0.2)),
    radial-gradient(circle at 18% 12%, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0) 31%),
    var(--bg);
}

.stub {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 28px;
}

.stub__panel {
  width: min(100%, 760px);
  padding: clamp(34px, 8vw, 76px);
  border: 1px solid rgba(16, 36, 45, 0.08);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 24px 70px rgba(16, 36, 45, 0.12);
}

.stub__eyebrow {
  margin: 0 0 14px;
  color: var(--accent-strong);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1 {
  max-width: 680px;
  margin: 0;
  font-size: clamp(42px, 7vw, 74px);
  line-height: 0.96;
  letter-spacing: 0;
}

.stub__text {
  max-width: 560px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: clamp(18px, 2.4vw, 22px);
  line-height: 1.45;
}