.notfound-page{min-height:70vh;display:flex;align-items:center;justify-content:center;padding:2rem 1rem;position:relative;overflow:hidden}.notfound-container{text-align:center;position:relative;z-index:1;max-width:540px}.notfound-glow{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:400px;height:400px;background:radial-gradient(circle,rgba(99,102,241,.12) 0%,transparent 70%);border-radius:50%;pointer-events:none;z-index:0}.notfound-code{font-size:clamp(6rem,15vw,10rem);font-weight:900;line-height:1;margin:0 0 .5rem;background:linear-gradient(135deg,#6366f1,#a78bfa 40%,#818cf8,#6366f1);background-size:200% 200%;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:notfound-gradient 4s ease infinite;letter-spacing:-.04em}@keyframes notfound-gradient{0%,to{background-position:0% 50%}50%{background-position:100% 50%}}.notfound-title{font-size:1.5rem;font-weight:700;color:var(--text-body);margin:0 0 .75rem}.notfound-desc{font-size:1rem;color:var(--text-muted);line-height:1.6;margin:0 0 2rem}.notfound-actions{display:flex;gap:.75rem;justify-content:center;flex-wrap:wrap}.notfound-btn{display:inline-flex;align-items:center;gap:.5rem;padding:.65rem 1.25rem;border-radius:.75rem;font-size:.9rem;font-weight:600;text-decoration:none;border:none;cursor:pointer;transition:all .2s ease}.notfound-btn-primary{background:linear-gradient(135deg,#6366f1,#818cf8);color:var(--text-on-accent);box-shadow:0 4px 16px var(--shadow-accent)}.notfound-btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 24px var(--shadow-accent-strong)}.notfound-btn-secondary{background:var(--accent-soft);color:var(--accent-text);border:1px solid var(--accent-border)}.notfound-btn-secondary:hover{background:var(--accent-soft-hover);border-color:#6366f166}.notfound-btn-ghost{background:transparent;color:var(--text-faint);border:1px solid var(--border-subtle)}.notfound-btn-ghost:hover{color:var(--text-muted);border-color:var(--border-strong);background:#ffffff08}@media(max-width:480px){.notfound-actions{flex-direction:column}.notfound-btn{justify-content:center}}