:root{--bg:#fff7f1;--surface:#fff;--line:#f3ddd0;--text:#251711;--muted:#7a5d50;--brand:#f05a22;--brand-deep:#d94e1b;--shadow:0 24px 54px rgba(82,39,18,.14);--radius-xl:22px}*{box-sizing:border-box}body{margin:0;min-height:100vh;font-family:"Trebuchet MS","Segoe UI",Tahoma,sans-serif;color:var(--text);background:radial-gradient(circle at 12% 8%,rgba(240,90,34,.14),transparent 30%),radial-gradient(circle at 86% 90%,rgba(240,90,34,.1),transparent 34%),var(--bg);display:flex;align-items:center;justify-content:center;padding:1.3rem}.error-shell{width:min(1040px,100%);display:grid;grid-template-columns:1fr 1.05fr;gap:1rem;align-items:stretch}.error-visual{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-xl);box-shadow:var(--shadow);padding:1.2rem;position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;gap:.8rem}.error-visual::before,.error-visual::after{content:"";position:absolute;border-radius:999px;pointer-events:none}.error-visual::before{width:220px;height:220px;top:-80px;right:-70px;background:radial-gradient(circle,rgba(240,90,34,.2),rgba(240,90,34,0))}.error-visual::after{width:180px;height:180px;bottom:-70px;left:-60px;background:radial-gradient(circle,rgba(37,23,17,.1),rgba(37,23,17,0))}.error-big{position:relative;z-index:1;font-size:clamp(4.5rem,10vw,7rem);line-height:.9;letter-spacing:.02em;margin:0;color:#f7c8b4;font-weight:900}.error-lead{position:relative;z-index:1;margin:0;max-width:340px;color:#8a6c5f;font-size:.95rem;line-height:1.55}.mini-card{position:relative;z-index:1;width:min(290px,100%);border-radius:14px;border:1px solid #f0d4c6;background:#fff9f5;padding:.8rem;display:flex;align-items:center;gap:.6rem}.mini-card img{width:52px;height:52px;object-fit:contain;flex-shrink:0}.mini-card p{margin:0;font-size:.8rem;color:#855f4e;line-height:1.4}.error-content{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-xl);box-shadow:var(--shadow);padding:1.45rem 1.4rem;display:flex;flex-direction:column;justify-content:center}.error-code{margin:0;color:var(--brand);font-size:.8rem;font-weight:900;text-transform:uppercase;letter-spacing:.09em}.error-title{margin:.48rem 0 .55rem;font-size:clamp(1.7rem,3.1vw,2.25rem);line-height:1.14;letter-spacing:-.02em}.error-copy{margin:0;color:var(--muted);line-height:1.6;font-size:.93rem}.error-actions{margin-top:1.2rem;display:flex;flex-wrap:wrap;gap:.58rem}.error-btn{min-height:40px;padding:0 .95rem;border-radius:999px;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;text-decoration:none;font-weight:800;font-size:.85rem;cursor:pointer;transition:transform .15s ease,background-color .15s ease,border-color .15s ease}.error-btn:hover{transform:translateY(-1px)}.error-btn-primary{background:var(--brand);color:#fff}.error-btn-primary:hover{background:var(--brand-deep)}.error-btn-light{background:#fff4ed;border-color:#ffd8c6;color:#8a3d1c}.error-quick-links{margin-top:1rem;padding-top:.9rem;border-top:1px dashed var(--line);display:flex;align-items:center;flex-wrap:wrap;gap:.4rem .7rem;font-size:.82rem;color:#8a695b}.error-quick-links a{color:#7e3f21;text-decoration:none;font-weight:700}.error-quick-links a:hover{text-decoration:underline}@media (max-width:860px){.error-shell{grid-template-columns:1fr}.error-visual{align-items:center;text-align:center}.mini-card{justify-content:center;text-align:left}.error-content{padding:1.2rem 1rem 1.05rem}}