body[data-page="403"],
body[data-page="404"],
body[data-page="405"],
body[data-page="408"],
body[data-page="500"],
body[data-page="502"],
body[data-page="503"],
body[data-page="504"] {
  min-height: 100vh;
  background:
    radial-gradient(
      ellipse at 50% 35%,
      rgba(16, 185, 129, 0.1),
      transparent 50%
    ),
    linear-gradient(rgba(56, 189, 248, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56, 189, 248, 0.035) 1px, transparent 1px),
    var(--bg);
  background-size:
    auto,
    36px 36px,
    36px 36px,
    auto;
}
.error-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}
.error-card {
  width: min(640px, 100%);
  padding: clamp(26px, 6vw, 54px);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.error-code {
  font: 700 clamp(4.5rem, 15vw, 8rem) / 0.9 var(--font-display);
  letter-spacing: -0.08em;
  background: var(--brand-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.error-icon {
  width: 132px;
  height: 96px;
  margin: 14px auto 24px;
  filter: drop-shadow(0 10px 24px rgba(16, 185, 129, 0.2));
  animation: float 4s ease-in-out infinite;
}
.error-card h1 {
  font-size: 2rem;
}
.error-card p {
  margin-inline: auto;
  max-width: 450px;
}
.error-controls {
  position: absolute;
  inset-block-start: 16px;
  inset-inline-end: 16px;
  display: flex;
  gap: 8px;
}
@keyframes float {
  50% {
    transform: translateY(-7px);
  }
}
@media (prefers-reduced-motion: reduce) {
  .error-icon {
    animation: none;
  }
}