:root{--primary-color:var(--primary-light);--secondary-color:var(--background-light);--text-color:var(--text-light);--white:#ffffff;--black:#000000;--gray-dark:#111827;--gray-light:#e5e7eb;--shadow:0 4px 6px -1px rgba(0, 0, 0, 0.1),0 2px 4px -1px rgba(0, 0, 0, 0.06);--border-radius:0.375rem;--transition:all 0.3s ease}.theme-switcher{position:fixed;bottom:10px;right:30px;z-index:999;display:flex;flex-direction:column;gap:8px;transform:translateY(-50%);background:rgba(0,0,0,.05);padding:10px;border-radius:8px;transition:transform .3s;background-color:var(--background-dark)}.theme-btn{width:40px;height:40px;border-radius:20%;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;background-color:var(--background-light);color:var(--text-dark);transition:var(--transition)}.theme-btn:hover{transform:scale(1.1)}.theme-btn.active{background-color:var(--primary-light);color:var(--white)}@media (max-width:576px){.theme-switcher-wrapper{left:50%;bottom:20px;right:auto;transform:translate(-50%,0);opacity:.9}.theme-switcher{flex-direction:row}}@media (max-width:992px){.theme-switcher-wrapper{bottom:100px;right:10px;left:auto;transform:translateY(0)}}