.error-body #app { min-height: 100svh; display: flex; flex-direction: column; }
.error-body .site-header { position: relative; top: auto; left: auto; transform: none; margin: 22px auto 0; flex-shrink: 0; }
.error-body .catalog-footer { flex-shrink: 0; padding-block: 18px; border-top: 1px solid var(--line); }
.error-page { flex: 1; display: flex; flex-direction: column; padding-block: 28px; }
.error-layout { flex: 1; display: grid; grid-template-columns: 1.05fr 1fr; gap: 76px; align-items: center; }
.error-visual { position: relative; align-self: stretch; min-height: 430px; display: flex; align-items: center; justify-content: center; padding: 12px; }
.error-visual img { width: auto; height: clamp(350px, 62svh, 760px); max-width: 100%; object-fit: contain; }
.error-copy { max-width: 450px; padding-block: 20px; }
.error-code { font-family: Fredoka, var(--font); font-weight: 500; line-height: 1; font-size: clamp(84px, 9vw, 130px); letter-spacing: -.045em; color: #7291a7; margin-bottom: 24px; display: flex; align-items: center; gap: 18px; }
.error-code > span { font-size: 25px; color: var(--accent); transform: rotate(12deg); }
.error-copy h1 { font-family: Fredoka, var(--font); font-weight: 500; font-size: clamp(31px, 3.2vw, 42px); line-height: 1.2; letter-spacing: -.025em; }
.error-description { color: var(--muted); font-size: 13px; line-height: 1.9; margin: 18px 0 24px; }
.error-tip { border-top: 1px solid var(--line); padding-top: 18px; display: flex; gap: 13px; }
.error-tip > span { color: var(--accent); font-size: 22px; }
.error-tip p { font-size: 12px; color: #5a6976; margin: 0; }
.error-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 22px; margin-top: 28px; }
.error-actions .button { gap: 24px; font-size: 12px; min-height: 48px; border-radius: 12px; }
.error-actions button:disabled { cursor: wait; opacity: .6; }
.error-secondary { font-size: 12px; font-weight: 600; display: inline-flex; gap: 12px; align-items: center; min-height: 44px; }
.error-secondary:hover, .error-contact:hover { text-decoration: underline; text-underline-offset: 4px; }
.error-contact { display: inline-block; font-size: 11px; color: var(--muted); margin-top: 26px; }
.error-library { flex: 1; padding-block: 48px; }
.error-library-heading { max-width: 670px; margin-bottom: 36px; }
.error-library-heading h1 { font: 500 clamp(30px, 4vw, 44px)/1.2 Fredoka, var(--font); }
.error-library-heading p { font-size: 13px; color: var(--muted); margin-top: 16px; }
.error-library-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.error-card { display: flex; flex-direction: column; padding: 20px 24px 26px; border-bottom: 1px solid var(--line); }
.error-card-art { height: 220px; display: flex; align-items: center; justify-content: center; margin-bottom: 22px; }
.error-card-art img { width: auto; height: 100%; max-width: 100%; object-fit: contain; transition: transform .2s; }
.error-card:hover .error-card-art img, .error-card:focus-visible .error-card-art img { transform: translateY(-5px); }
.error-card:hover .error-card-link { color: var(--accent); }
.error-card-heading { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.error-card-code { font: 500 42px/1 Fredoka, var(--font); color: #51758d; }
.error-card-group { font-size: 10px; color: var(--muted); }
.error-card h2 { font: 500 23px/1.3 Fredoka, var(--font); margin-top: 20px; }
.error-card p { color: var(--muted); font-size: 12px; margin-block: 12px 24px; }
.error-card-link { font-size: 11px; font-weight: 600; display: flex; justify-content: space-between; margin-top: auto; }
@media (prefers-reduced-motion: reduce) { .error-card-art img { transition: none; } }
@media (max-width: 1050px) { .error-layout { gap: 40px; } .error-library-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 761px) and (max-height: 820px) {
  .error-body .site-header { margin-top: 12px; }
  .error-page { padding-block: 18px; }
  .error-visual { min-height: 360px; }
  .error-visual img { height: 60svh; min-height: 290px; }
  .error-code { font-size: 90px; margin-bottom: 16px; }
  .error-copy h1 { font-size: 36px; }
  .error-description { margin-block: 12px 18px; }
  .error-actions { margin-top: 20px; }
  .error-contact { margin-top: 18px; }
  .error-body .catalog-footer { padding-block: 12px; }
}
@media (max-width: 760px) {
  .error-body .site-header { margin-top: 12px; }
  .error-page { padding-block: 26px; }
  .error-layout { grid-template-columns: 1fr; gap: 30px; }
  .error-copy { grid-row: 1; padding: 0; max-width: none; }
  .error-code { font-size: 82px; margin-bottom: 18px; }
  .error-copy h1 { font-size: 33px; }
  .error-visual { min-height: 350px; padding: 0; }
  .error-visual img { height: 340px; }
  .error-library { padding-block: 32px; }
  .error-library-grid { grid-template-columns: 1fr; gap: 14px; }
}