.not-found-container{background-color:#000;justify-content:center;align-items:center;min-height:100vh;padding:2rem;display:flex;position:relative;overflow:hidden}.not-found-container:before{content:"";pointer-events:none;background:radial-gradient(circle at 20%,#ffffff1a 0%,#0000 50%),radial-gradient(circle at 80% 80%,#ffffff1a 0%,#0000 50%);position:absolute;inset:0}.not-found-content{text-align:center;z-index:1;max-width:600px;animation:.8s ease-out fadeInUp;position:relative}.not-found-gif-wrapper{justify-content:center;align-items:center;margin-bottom:.5rem;display:flex}.not-found-gif{border-radius:16px;width:300px;max-width:100%;height:auto;animation:3s ease-in-out infinite float;box-shadow:0 10px 30px #0000004d,0 0 0 1px #ffffff1a}.not-found-title{color:#fff;text-shadow:0 0 20px #ffffff80,0 0 40px #ffffff4d,0 10px 30px #0000004d;letter-spacing:-.05em;margin:.5rem 0 .25rem;font-size:clamp(3rem,10vw,6rem);font-weight:900;line-height:1}.not-found-subtitle{color:#fff;text-shadow:0 2px 10px #0000004d;justify-content:center;align-items:center;gap:10px;margin:.5rem 0;font-size:clamp(1.2rem,3vw,1.8rem);font-weight:700;display:flex}.title-icon{object-fit:contain;border-radius:4px;width:32px;height:32px}.not-found-description{color:#ffffffe6;text-shadow:0 2px 8px #0003;margin:.75rem 0 1.25rem;font-size:clamp(.9rem,2vw,1.1rem);line-height:1.5}.not-found-button{color:#667eea;background:#fff;border-radius:50px;padding:.75rem 2rem;font-size:1rem;font-weight:700;text-decoration:none;transition:all .3s;display:inline-block;position:relative;overflow:hidden;box-shadow:0 10px 30px #0003,0 0 #ffffff80}.not-found-button:before{content:"";background:#667eea1a;border-radius:50%;width:0;height:0;transition:width .6s,height .6s;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.not-found-button:hover:before{width:300px;height:300px}.not-found-button:hover{transform:translateY(-3px);box-shadow:0 15px 40px #0000004d,0 0 0 8px #fff3}.not-found-button:active{transform:translateY(-1px)}.particles{pointer-events:none;width:100%;height:100%;position:absolute;top:0;left:0;overflow:hidden}.particle{background:#ffffff80;border-radius:50%;width:10px;height:10px;animation:15s infinite float-particle;position:absolute}.particle:first-child{animation-duration:12s;animation-delay:0s;left:10%}.particle:nth-child(2){animation-duration:15s;animation-delay:2s;left:30%}.particle:nth-child(3){animation-duration:18s;animation-delay:4s;left:50%}.particle:nth-child(4){animation-duration:14s;animation-delay:1s;left:70%}.particle:nth-child(5){animation-duration:16s;animation-delay:3s;left:90%}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-20px)}}@keyframes float-particle{0%{opacity:0;transform:translateY(100vh)scale(0)}10%{opacity:1}90%{opacity:1}to{opacity:0;transform:translateY(-100vh)scale(1)}}@media (max-width:768px){.not-found-gif{width:350px}.not-found-button{padding:.875rem 2rem;font-size:1rem}}@media (max-width:480px){.not-found-gif{width:280px}.not-found-container{padding:1rem}.not-found-description{font-size:.95rem}}