/* Floating Action Button */
.fab-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 40;
}
.fab-btn {
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    box-shadow: 0 10px 15px -3px rgba(124, 58, 237, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}
.fab-btn:hover {
    transform: scale(1.1) rotate(90deg);
    box-shadow: 0 20px 25px -5px rgba(124, 58, 237, 0.4);
}

/* Loading Spinner */
.loader {
    border-top-color: var(--primary-color);
    -webkit-animation: spinner 1.5s linear infinite;
    animation: spinner 1.5s linear infinite;
}