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(hover:none){.button:before{display:none}.button:hover{transform:scale(.98)}}.navigation{display:flex;align-items:center;gap:16px;padding:8px;background:rgba(27,40,56,.3);border-radius:16px;border:1px solid var(--border-color);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 4px 20px rgba(0,0,0,.2)}.navigation__close{display:none}.navigation__group{display:flex;align-items:center;gap:16px}.navigation__links{display:flex;align-items:center;gap:12px}.navigation__link{padding:10px 18px;color:var(--text-secondary);font-size:15px;font-weight:600;border-radius:10px;transition:all .3s cubic-bezier(.4,0,.2,1);white-space:nowrap;text-decoration:none;position:relative}.navigation__link:after{content:"";position:absolute;bottom:6px;left:50%;transform:translateX(-50%) scaleX(0);width:80%;height:2px;background:var(--gradient-accent);transition:transform .3s 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