.not-found{background:var(--color-bg-primary);justify-content:center;align-items:center;min-height:100vh;display:flex;position:relative;overflow:hidden}.not-found-bg{pointer-events:none;position:absolute;inset:0}.not-found-gradient{filter:blur(80px);opacity:.8;background-image:radial-gradient(at 30% 30%,#55ff4b1f 0,#0000 50%),radial-gradient(at 70% 70%,#55ff4b14 0,#0000 50%);width:150%;height:150%;position:absolute;top:-25%;left:-25%}.not-found-content{z-index:2;text-align:center;padding:var(--space-8);position:relative}.not-found-number{justify-content:center;align-items:center;gap:var(--space-2);margin-bottom:var(--space-8);display:flex}.number-4{font-size:clamp(6rem,15vw,12rem);font-weight:var(--font-extrabold);color:var(--color-text-primary);letter-spacing:-.05em;opacity:.15;line-height:1}.number-0{font-size:clamp(6rem,15vw,12rem);font-weight:var(--font-extrabold);color:var(--color-accent);letter-spacing:-.05em;line-height:1;position:relative}.number-0-glow{pointer-events:none;background:radial-gradient(circle,#55ff4b4d 0%,#0000 60%);animation:3s ease-in-out infinite pulse-gentle;position:absolute;inset:-30%}@keyframes pulse-gentle{0%,to{opacity:.5;transform:scale(1)}50%{opacity:1;transform:scale(1.1)}}.not-found-title{font-size:var(--text-3xl);font-weight:var(--font-bold);color:var(--color-text-primary);margin-bottom:var(--space-4)}.not-found-description{font-size:var(--text-lg);color:var(--color-text-secondary);max-width:400px;margin:0 auto var(--space-8)}@media (max-width:768px){.not-found-title{font-size:var(--text-2xl)}}