body {
    background-color: #f9fafb;
}

.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}

/* Spinner Animation */
.loader {
    border: 3px solid #f3f3f3;
    border-top: 3px solid #004ac6;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    animation: spin 1s linear infinite;
    display: inline-block;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Settings Panel */
.settings-panel {
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.2s ease, opacity 0.2s ease;
}
.settings-panel.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
}
.settings-gear {
    transition: transform 0.3s ease;
}
.settings-gear:hover {
    transform: rotate(45deg);
}