.bottom-nav-item.active-tab{background-color:#2196f3;color:#fff;border-radius:14px;box-shadow:0 4px 16px rgba(33,150,243,.35);border:2.5px solid #1565c0;font-weight:700;outline:2px solid #90caf9}.theme-toggle-btn{display:flex;align-items:center;gap:.5rem;padding:.5rem .75rem;background:linear-gradient(135deg,#f9a825,#f57f17);border:none;border-radius:50px;color:white;font-size:.875rem;font-weight:500;cursor:pointer;transition:all .3s ease;box-shadow:0 2px 8px rgba(249,168,37,.3);position:relative;overflow:hidden}.theme-toggle-btn:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,#f57f17,#f9a825);opacity:0;transition:opacity .3s ease}.theme-toggle-btn:hover:before{opacity:1}.theme-toggle-btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(249,168,37,.4)}.theme-toggle-btn:active{transform:translateY(0)}.theme-toggle-icon{width:20px;height:20px;display:flex;align-items:center;justify-content:center;position:relative;z-index:1}.theme-toggle-icon svg{width:100%;height:100%;transition:transform .3s ease}.sun-icon{animation:rotate 20s linear infinite}.moon-icon{animation:pulse 2s ease-in-out infinite}@keyframes rotate{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.8}}.theme-toggle-label{position:relative;z-index:1;white-space:nowrap}.dark-mode .theme-toggle-btn{background:linear-gradient(135deg,#4a5568,#2d3748);box-shadow:0 2px 8px rgba(74,85,104,.3)}.dark-mode .theme-toggle-btn:before{background:linear-gradient(135deg,#2d3748,#4a5568)}.dark-mode .theme-toggle-btn:hover{box-shadow:0 4px 12px rgba(74,85,104,.4)}@media (max-width:767px){.theme-toggle-btn{padding:.35rem .5rem;font-size:.75rem;gap:.35rem}.theme-toggle-icon{width:16px;height:16px}.theme-toggle-label{font-size:.75rem}}@media (max-width:400px){.theme-toggle-btn{padding:.3rem .45rem;font-size:.7rem}.theme-toggle-icon{width:14px;height:14px}}