.ch-err{--gold:#967909;--gold-light:#c9a227;--ink:#111827;--muted:#4b5563;--faint:#6b7280;--blue:#2563eb;--blue-dark:#1d4ed8;position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:48px 16px;overflow:hidden;text-align:center;color:var(--ink);background:radial-gradient(ellipse 60% 45% at 50% 30%,rgba(201,162,39,.16),transparent 70%),linear-gradient(180deg,#fffdf7,#f9fafb 60%,#f3f4f6);font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased}.ch-err *,.ch-err :after,.ch-err :before{box-sizing:border-box}.ch-err-mark{position:relative}.ch-err-rings{position:absolute;left:50%;top:50%;width:0;height:0;pointer-events:none}.ch-err-rings span{position:absolute;left:-120px;top:-120px;width:240px;height:240px;border-radius:9999px;border:1.5px solid rgba(150,121,9,.22);opacity:0;animation:ch-err-ping 6s cubic-bezier(.2,.6,.4,1) infinite}.ch-err-rings span:nth-child(2){animation-delay:2s}.ch-err-rings span:nth-child(3){animation-delay:4s}.ch-err-inner{position:relative;max-width:30rem;width:100%}.ch-err-bird{display:block;width:132px;height:auto;position:relative;margin:0 auto 8px;animation:ch-err-glide 7s ease-in-out infinite;filter:drop-shadow(0 14px 18px rgba(150,121,9,.22))}.ch-err-word{font-size:1.25rem;font-weight:700;letter-spacing:.01em;position:relative;margin-bottom:36px;background:linear-gradient(90deg,#d97706,#f59e0b);-webkit-background-clip:text;background-clip:text;color:transparent}.ch-err-code{margin:0 0 12px;font-size:clamp(4.5rem,18vw,7rem);line-height:1;font-weight:800;letter-spacing:-.04em;background:linear-gradient(135deg,var(--gold) 10%,var(--gold-light) 55%,var(--gold) 90%);-webkit-background-clip:text;background-clip:text;color:transparent}.ch-err-title{margin:0 0 10px;font-size:1.625rem;line-height:1.25;font-weight:700;letter-spacing:-.01em}.ch-err-body{margin:0 auto 32px;max-width:26rem;font-size:1.0625rem;line-height:1.6;color:var(--muted)}.ch-err-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}.ch-err-btn{display:inline-flex;align-items:center;justify-content:center;min-width:10rem;padding:12px 22px;border-radius:10px;font:inherit;font-size:1rem;font-weight:600;text-decoration:none;cursor:pointer;transition:background-color .15s,box-shadow .15s,transform .15s}.ch-err-btn:active{transform:translateY(1px)}.ch-err-btn:focus-visible{outline:2px solid var(--blue);outline-offset:2px}.ch-err-primary{background:var(--blue);color:#fff;border:0;box-shadow:0 6px 16px -6px rgba(37,99,235,.6)}.ch-err-primary:hover{background:var(--blue-dark)}.ch-err-secondary{background:#fff;color:#374151;border:1px solid #d1d5db}.ch-err-secondary:hover{background:#f9fafb}.ch-err-status{margin-top:20px;min-height:1.25rem}.ch-err-foot,.ch-err-status{font-size:.875rem;color:var(--faint)}.ch-err-foot{margin-top:40px;line-height:1.7}.ch-err-foot a{color:var(--blue);text-decoration:none;font-weight:500}.ch-err-foot a:hover{text-decoration:underline}.ch-err-ref{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.8125rem;color:#374151;background:#f3f4f6;border-radius:6px;padding:2px 6px}@keyframes ch-err-glide{0%,to{transform:translate(0) rotate(-2deg)}25%{transform:translate(6px,-8px) rotate(1deg)}50%{transform:translateY(-3px) rotate(2deg)}75%{transform:translate(-6px,-9px) rotate(-1deg)}}@keyframes ch-err-ping{0%{transform:scale(.35);opacity:0}15%{opacity:1}to{transform:scale(2.4);opacity:0}}@media (prefers-reduced-motion:reduce){.ch-err-bird{animation:none}.ch-err-rings{display:none}}