.error-page{align-items:center;background:var(--bg-white);display:flex;justify-content:center;min-height:100vh;overflow:hidden;padding:40px 20px;position:relative}.particle-canvas{height:100%;left:0;pointer-events:none;position:absolute;top:0;width:100%;z-index:1}.error-content{max-width:520px;position:relative;text-align:center;z-index:2}.error-code{align-items:center;display:flex;gap:12px;justify-content:center;margin-bottom:32px}.code-num{background:linear-gradient(135deg,var(--brand) 0,#00d4aa 100%);-webkit-background-clip:text;font-size:clamp(80px,18vw,180px);font-weight:700;line-height:1;-webkit-text-fill-color:transparent;background-clip:text}.code-orbit{align-items:center;display:flex;height:clamp(60px,12vw,100px);justify-content:center;position:relative;width:clamp(60px,12vw,100px)}.orbit-ring{animation:rotate 3s linear infinite;background:linear-gradient(var(--bg-white),var(--bg-white)) padding-box,linear-gradient(135deg,var(--brand),#00d4aa) border-box;border:3px solid transparent;border-radius:50%;height:100%;width:100%}.orbit-dot{animation:orbitDot 3s linear infinite;background:linear-gradient(135deg,var(--brand),#00d4aa);border-radius:50%;box-shadow:0 0 20px var(--brand-glow);height:12px;left:50%;position:absolute;top:-6px;transform:translate(-50%);width:12px}@keyframes rotate{0%{transform:rotate(0)}to{transform:rotate(1turn)}}@keyframes orbitDot{0%{transform:translate(-50%) rotate(0) translateY(-50%)}to{transform:translate(-50%) rotate(1turn) translateY(-50%)}}.error-title{color:var(--text-primary);font-size:clamp(28px,5vw,40px);font-weight:600;letter-spacing:-.02em;margin-bottom:16px}.error-desc{color:var(--text-secondary);font-size:clamp(15px,2vw,18px);line-height:1.7;margin-bottom:40px}.error-actions{display:flex;flex-wrap:wrap;gap:16px;justify-content:center}.btn-home{align-items:center;background:var(--text-primary);border:none;border-radius:100px;color:#fff;cursor:pointer;display:inline-flex;font-family:inherit;font-size:16px;font-weight:500;gap:8px;padding:16px 32px;text-decoration:none;transition:all .3s var(--ease-out)}.btn-dark:hover{box-shadow:0 8px 28px #0003;transform:translateY(-2px)}.btn-light{align-items:center;background:var(--bg-white);border:1.5px solid var(--border-light);border-radius:100px;color:var(--text-primary);cursor:pointer;display:inline-flex;font-family:inherit;font-size:16px;font-weight:500;gap:8px;overflow:hidden;padding:15px 32px;position:relative;transition:all .3s var(--ease-out)}.btn-light:before{background:linear-gradient(135deg,var(--brand),#00d4aa);border-radius:100px;content:"";inset:-1.5px;-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:0;padding:1.5px;position:absolute;transition:opacity .3s var(--ease-out)}.btn-light:hover:before{opacity:1}.btn-light:hover{box-shadow:0 4px 16px #0066ff26;transform:translateY(-2px)}@media(max-width:480px){.error-actions{align-items:stretch;flex-direction:column}.btn-dark,.btn-light{justify-content:center}}