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.toggle-thumb{left:2px;background:var(--gradient-2)}.theme-toggle-btn.light .toggle-thumb{left:calc(100% - 22px);background:var(--gradient-3)}.sun-icon,.moon-icon{transition:all .3s ease}.theme-toggle-btn.dark .sun-icon,.theme-toggle-btn.light .moon-icon{transform:rotate(0) scale(1)}.theme-toggle-btn.animating .toggle-thumb{animation:toggleBounce .3s ease-in-out}@keyframes toggleBounce{0%,to{transform:scale(1)}50%{transform:scale(1.1)}}.toggle-glow{position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at center,var(--primary) 0%,transparent 70%);opacity:0;transition:opacity .3s ease;z-index:1}.theme-toggle-btn:hover .toggle-glow{opacity:.1}.theme-toggle-btn:hover .toggle-thumb{box-shadow:var(--shadow-lg),0 0 20px #667eea66}.theme-toggle-btn:focus{outline:none;box-shadow:0 0 0 3px #22d3ee4d}@media (max-width: 768px){.theme-toggle-btn{width:44px;height:22px}.toggle-thumb{width:18px;height:18px}.theme-toggle-btn.dark .toggle-thumb{left:2px}.theme-toggle-btn.light .toggle-thumb{left:calc(100% - 20px)}}.page-transition{opacity:0;transform:translateY(20px);transition:all .6s cubic-bezier(.4,0,.2,1)}.page-transition.visible{opacity:1;transform:translateY(0)}