:root {
  --rtnet-black: #0d0d0d;
  --rtnet-wine: #722f37;
  --rtnet-wine-light: #8f3d47;
  --rtnet-white: #ffffff;
  --rtnet-muted: #b3b3b3;
}

body {
  background-color: var(--rtnet-black);
  color: var(--rtnet-white);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.error-page {
  min-height: 100vh;
}

.error-code {
  color: var(--rtnet-white);
  font-size: clamp(4rem, 18vw, 8rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 0.75rem;
}

.error-message {
  color: var(--rtnet-muted);
  font-size: clamp(1.125rem, 3.5vw, 1.75rem);
  font-weight: 400;
  line-height: 1.45;
  max-width: 36rem;
}

.error-accent {
  background: linear-gradient(90deg, var(--rtnet-wine), var(--rtnet-wine-light));
  border-radius: 2px;
  height: 4px;
  margin: 1.5rem auto 0;
  width: 4rem;
}

.error-footer {
  color: #666;
  font-size: 0.875rem;
  margin-top: 3rem;
}