:root {
  --ink: #171514;
  --paper: #f8f4ec;
  --road: #2f3437;
  --stripe: #f2b441;
  --muted: #6c655d;
  --line: rgba(23, 21, 20, 0.16);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Georgia, "Times New Roman", serif;
  color: var(--ink);
  background:
    linear-gradient(90deg, transparent 0 47%, rgba(242, 180, 65, 0.16) 47% 53%, transparent 53%),
    linear-gradient(135deg, var(--paper), #ebe4d7);
}

.shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 28px;
}

.panel {
  width: min(100%, 760px);
  min-height: 420px;
  display: grid;
  align-content: center;
  gap: 18px;
  padding: clamp(34px, 8vw, 72px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(90deg, var(--road) 0 18px, transparent 18px),
    rgba(248, 244, 236, 0.78);
  box-shadow: 18px 18px 0 rgba(23, 21, 20, 0.08);
}

.status {
  margin: 0;
  font-size: clamp(2.8rem, 9vw, 5.5rem);
  line-height: 1;
}

h1 {
  margin: 0;
  font-size: clamp(3.1rem, 12vw, 8.5rem);
  line-height: 0.9;
  font-weight: 700;
  letter-spacing: 0;
}

.message {
  max-width: 520px;
  margin: 0;
  color: var(--muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: clamp(1rem, 3vw, 1.35rem);
  line-height: 1.45;
}

@media (max-width: 520px) {
  .shell {
    padding: 18px;
  }

  .panel {
    min-height: 360px;
    box-shadow: 10px 10px 0 rgba(23, 21, 20, 0.08);
  }
}