.spinner {
    display: none;
    position: relative;
    width: 24px;
    height: 24px;
    margin-right: 8px;
}

.spinner:after {
    content: " ";
    display: block;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: 3px solid var(--color-primary, #3B71CA);
    border-color: var(--color-primary, #3B71CA) transparent var(--color-primary, #3B71CA) transparent;
    animation: spinner 1.2s linear infinite;
}

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

.spinner.show {
    display: inline-block;
}

/* For buttons with spinner */
button .btn-text {
    display: inline;
}

button.loading .btn-text {
    display: none;
}

button.loading {
    /* Use the hover color when in loading state */
    background: var(--color-accent) !important;
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(1, 87, 153, 0.3);
}

button.loading .spinner {
    display: inline-block;
}

/* Make the spinner white for better visibility on colored buttons */
button.loading .spinner:after {
    border-color: #ffffff transparent #ffffff transparent;
}

/* Loading text style */
button .loading-text {
    color: #ffffff;
    font-weight: bold;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { opacity: 0.8; }
    50% { opacity: 1; }
    100% { opacity: 0.8; }
}

/* Fullscreen loading overlay */
.loading-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.8);
    z-index: 9999;
    justify-content: center;
    align-items: center;
}

.loading-overlay.show {
    display: flex;
}

.loading-overlay .spinner {
    width: 50px;
    height: 50px;
    display: block;
}

.loading-overlay .spinner:after {
    width: 50px;
    height: 50px;
    border-width: 5px;
}

/* Dark mode support */
.darkmode .loading-overlay {
    background-color: rgba(13, 17, 23, 0.8);
}