.not-found{min-height:100vh;position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden;padding:120px 24px 80px;background:#FAFAFA}.not-found__bg{position:absolute;inset:0;overflow:hidden;pointer-events:none}.not-found__gradient--1{position:absolute;top:-30%;right:-20%;width:700px;height:700px;background:radial-gradient(circle,rgba(255,0,22,.06) 0,transparent 70%);border-radius:50%}.not-found__gradient--2{position:absolute;bottom:-20%;left:-15%;width:600px;height:600px;background:radial-gradient(circle,rgba(0,0,0,.03) 0,transparent 70%);border-radius:50%}.not-found__grid{position:absolute;inset:0;background-image:linear-gradient(rgba(0,0,0,.02) 1px,transparent 0),linear-gradient(90deg,rgba(0,0,0,.02) 1px,transparent 0);background-size:60px 60px;mask-image:radial-gradient(ellipse at center,black 30%,transparent 80%);-webkit-mask-image:radial-gradient(ellipse at center,black 30%,transparent 80%)}.not-found__content{position:relative;max-width:800px;width:100%;z-index:1}.not-found__hero{text-align:center;margin-bottom:60px}.not-found__code{display:block;font-size:clamp(6rem,15vw,10rem);font-weight:900;line-height:1;letter-spacing:-.04em;background:linear-gradient(135deg,#000,#FF0016);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:12px;-webkit-user-select:none;-moz-user-select:none;user-select:none}.not-found__title{font-size:clamp(1.5rem,4vw,2.2rem);font-weight:700;color:#111;margin-bottom:16px;letter-spacing:-.02em}.not-found__desc{font-size:1.1rem;color:#666;max-width:480px;margin:0 auto 36px;line-height:1.6}.not-found__actions{display:flex;align-items:center;justify-content:center;gap:16px;flex-wrap:wrap}.not-found__btn{display:inline-flex;align-items:center;gap:10px;padding:14px 28px;border-radius:12px;font-size:.95rem;font-weight:600;text-decoration:none;transition:all .3s ease}.not-found__btn svg{width:18px;height:18px}.not-found__btn--primary{background:#000;color:#fff;box-shadow:0 4px 14px rgba(0,0,0,.15)}.not-found__btn--primary:hover{background:#FF0016;box-shadow:0 8px 24px rgba(255,0,22,.25)}.not-found__btn--secondary{background:#fff;color:#111;border:1.5px solid #e0e0e0;box-shadow:0 2px 8px rgba(0,0,0,.04)}.not-found__btn--secondary:hover{border-color:#FF0016;color:#FF0016;box-shadow:0 4px 14px rgba(255,0,22,.1)}.not-found__links{background:#fff;border-radius:20px;border:1px solid #ebebeb;padding:36px;box-shadow:0 4px 20px rgba(0,0,0,.04)}.not-found__links-title{font-size:1.1rem;font-weight:700;color:#111;margin-bottom:24px;text-align:center;letter-spacing:-.01em}.not-found__links-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}.not-found__link-card{display:flex;flex-direction:column;gap:4px;padding:16px 20px;border-radius:12px;border:1px solid #f0f0f0;text-decoration:none;transition:all .25s ease;position:relative;background:#FAFAFA}.not-found__link-card:hover{border-color:#FF0016;background:#fff}.not-found__link-card:hover .not-found__link-arrow{opacity:1;transform:translateX(0);color:#FF0016}.not-found__link-card:hover .not-found__link-name{color:#FF0016}.not-found__link-name{font-size:.95rem;font-weight:600;color:#111;transition:color .25s ease}.not-found__link-desc{font-size:.8rem;color:#888;line-height:1.4}.not-found__link-arrow{position:absolute;right:16px;top:50%;transform:translateX(-6px) translateY(-50%);opacity:0;font-size:1.1rem;font-weight:500;transition:all .25s ease}@media (max-width:640px){.not-found{padding:100px 16px 60px}.not-found__hero{margin-bottom:40px}.not-found__links{padding:24px 16px}.not-found__links-grid{grid-template-columns:1fr}.not-found__actions{flex-direction:column}.not-found__btn{width:100%;justify-content:center}}