:root {
  color-scheme: light;
  --ink: #17202a;
  --muted: #657386;
  --line: #d9e1ea;
  --accent: #c63f32;
  --panel: #ffffff;
  --page: #edf2f7;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 18% 12%, rgba(198, 63, 50, 0.10), transparent 30rem),
    linear-gradient(135deg, #f7fafc 0%, var(--page) 100%);
  color: var(--ink);
}

.page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.panel {
  width: min(680px, 100%);
  padding: clamp(32px, 6vw, 64px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 24px 70px rgba(23, 32, 42, 0.12);
  text-align: center;
}

.mark {
  width: 56px;
  height: 56px;
  margin: 0 auto 24px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 34px;
  font-weight: 800;
  line-height: 1;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

h1 {
  margin: 0;
  font-size: clamp(40px, 8vw, 72px);
  line-height: 1.08;
  letter-spacing: 0;
}

.message {
  margin: 24px auto 0;
  max-width: 520px;
  color: var(--muted);
  font-size: clamp(17px, 2.5vw, 21px);
  line-height: 1.65;
}

.subcopy {
  margin: 10px 0 0;
  color: #8b97a7;
  font-size: 15px;
}