.err-shell{min-height:100vh;display:flex;flex-direction:column;background:var(--bg-base);color:var(--text-primary)}.err-top{height:64px;display:flex;align-items:center;padding:0 32px;border-bottom:1px solid var(--border-subtle)}.err-top a.brand{display:inline-flex;align-items:center;gap:9px;color:var(--text-primary);text-decoration:none;font-weight:600;font-size:17px;letter-spacing:-.015em}.err-main{flex:1;display:flex;align-items:center;justify-content:center;padding:48px 32px;position:relative;overflow:hidden}.err-main:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(circle at 1px 1px,color-mix(in oklab,var(--text-tertiary) 24%,transparent) 1px,transparent 0);background-size:28px 28px;opacity:.5;pointer-events:none}.err-card{position:relative;width:100%;max-width:720px;display:grid;grid-template-columns:280px 1fr;gap:56px;align-items:center;padding:56px;border-radius:16px;background:var(--bg-elevated);border:1px solid var(--border-subtle);box-shadow:0 24px 80px -24px #00000073}@media(max-width:720px){.err-card{grid-template-columns:1fr;gap:24px;padding:32px;text-align:center}.err-card .numeral{margin:0 auto}}.err-card .numeral{font-family:Inter,system-ui,sans-serif;font-size:200px;line-height:.88;letter-spacing:-.06em;font-weight:700;background-image:linear-gradient(140deg,var(--accent-primary) 0%,var(--accent-companion) 100%);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-user-select:none;-moz-user-select:none;user-select:none}@media(max-width:720px){.err-card .numeral{font-size:140px}}.err-tag{display:inline-flex;gap:6px;align-items:center;font-family:JetBrains Mono,ui-monospace,monospace;font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--text-tertiary);padding:4px 10px;border-radius:9999px;border:1px solid var(--border-subtle);background:var(--bg-base);margin-bottom:16px}.err-tag .dot{width:6px;height:6px;border-radius:9999px;background:var(--accent-companion)}.err-tag.warn .dot{background:var(--accent-secondary)}.err-tag.error .dot{background:var(--accent-error)}.err-card h1{margin:0;font-size:28px;line-height:34px;letter-spacing:-.02em;font-weight:600;color:var(--text-primary);text-wrap:balance}.err-card p.lead{margin:12px 0 0;font-size:15px;line-height:22px;color:var(--text-secondary);max-width:48ch;text-wrap:pretty}.err-card p.lead code{font-family:JetBrains Mono,ui-monospace,monospace;font-size:.88em;background:var(--bg-elevated-2);border:1px solid var(--border-subtle);border-radius:4px;padding:1px 6px;color:var(--accent-primary)}.err-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}.err-btn{display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 16px;border-radius:6px;font:inherit;font-size:14px;font-weight:500;text-decoration:none;cursor:pointer;border:1px solid transparent;transition:all .18s cubic-bezier(.2,.6,.2,1)}.err-btn.primary{background:var(--accent-primary);color:var(--on-primary);border-color:var(--accent-primary)}.err-btn.primary:hover{background:var(--accent-primary-2);border-color:var(--accent-primary-2);box-shadow:0 8px 24px -12px var(--accent-primary)}.err-btn.ghost{background:transparent;color:var(--text-primary);border-color:var(--border-subtle)}.err-btn.ghost:hover{background:var(--bg-elevated-2);border-color:var(--border-strong)}.err-diag{margin-top:32px;padding-top:20px;border-top:1px dashed var(--border-subtle);display:grid;grid-template-columns:1fr 1fr;gap:12px 24px;font-family:JetBrains Mono,ui-monospace,monospace;font-size:11px;color:var(--text-tertiary)}.err-diag .row{display:flex;flex-direction:column;gap:2px}.err-diag .row .lbl{color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.08em}.err-diag .row .v{color:var(--text-secondary);font-size:12px;word-break:break-all}.err-foot{display:flex;gap:24px;align-items:center;justify-content:center;padding:20px 32px;border-top:1px solid var(--border-subtle);font-size:12px;font-family:JetBrains Mono,ui-monospace,monospace;color:var(--text-tertiary);flex-wrap:wrap}.err-foot a{color:var(--text-secondary);text-decoration:none}.err-foot a:hover{color:var(--text-primary)}.err-foot .sep{color:var(--border-strong)}.err-status-pulse{display:inline-flex;gap:8px;align-items:center;padding:6px 12px;border-radius:9999px;background:color-mix(in oklab,var(--accent-secondary) 14%,transparent);color:var(--accent-secondary);font-family:JetBrains Mono,ui-monospace,monospace;font-size:12px;margin-top:16px}.err-status-pulse .dot{width:8px;height:8px;border-radius:9999px;background:var(--accent-secondary);box-shadow:0 0 0 4px color-mix(in oklab,var(--accent-secondary) 22%,transparent);animation:err-pulse 1.6s ease-in-out infinite}@keyframes err-pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.6;transform:scale(.85)}}.err-brand-mark{display:inline-block;width:22px;height:22px}