.case-shell { position: relative; min-height: 100vh; overflow: hidden; }
.case-shell::before {
  position: fixed;
  z-index: -1;
  inset: 0;
  opacity: 0.2;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 220 220' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.08'/%3E%3C/svg%3E");
  content: "";
  pointer-events: none;
}
.case-main {
  width: min(calc(100% - 2rem), var(--content-width));
  min-height: calc(100vh - 9rem);
  margin: 0 auto;
  padding: clamp(1.25rem, 4vw, 3.25rem) 0 3rem;
}
.case-loading {
  display: flex;
  min-height: 26rem;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.case-loading span {
  width: 0.8rem;
  height: 0.8rem;
  border: 2px solid rgba(197, 154, 80, 0.25);
  border-top-color: var(--brass-bright);
  border-radius: 50%;
  animation: case-spin 800ms linear infinite;
}
.site-footer {
  display: flex;
  width: min(calc(100% - 2rem), var(--content-width));
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  margin: 0 auto;
  padding: 1rem 0 1.5rem;
  border-top: 1px solid var(--line);
  color: #7e858d;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  text-align: center;
  text-transform: uppercase;
}
@keyframes case-spin { to { transform: rotate(360deg); } }
@media (max-width: 32rem) {
  .case-main { width: min(calc(100% - 1rem), var(--content-width)); }
  .site-footer { align-items: center; flex-direction: column; }
  .site-footer span[aria-hidden="true"] { display: none; }
}