/* css/controls.css */
/* Refined Page Control Buttons (Assumes cms-base.css is loaded) */

/* --- Use CMS Base Variables --- */
/* Variables like --primary-color are inherited from cms-base.css */

/* Control Buttons Container */
.page-controls-fixed {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    display: flex;
    flex-direction: column; /* Stack buttons vertically */
    gap: 0.75rem;
    z-index: 1000; /* Ensure controls are above content */
}

/* Control Button Base Styles */
.control-btn {
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 50%; /* Keep circular */
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    color: var(--text-color); /* Use theme text color */
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--cms-transition); /* Use base transition */
    box-shadow: var(--shadow-soft); /* Use base soft shadow */
    opacity: 0.85; /* Slightly more opaque */
}

.control-btn:hover {
    background: var(--primary-color);
    color: var(--bg-color); /* Ensure contrast on hover */
    transform: translateY(-3px) scale(1.05);
    box-shadow: var(--shadow-medium); /* Use medium shadow on hover */
    opacity: 1;
}

/* Back to Top Button Visibility */
.control-btn.back-to-top {
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
}

.control-btn.back-to-top.visible {
    opacity: 0.85; /* Match default opacity */
    visibility: visible;
    transform: translateY(0);
}
.control-btn.back-to-top:hover {
    opacity: 1;
}

/* Icon sizes */
.control-btn i { /* Assuming FontAwesome */
    font-size: 1.1rem;
    line-height: 1;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .page-controls-fixed {
        bottom: 1rem;
        right: 1rem;
        gap: 0.5rem;
    }

    .control-btn {
        width: 2.5rem;
        height: 2.5rem;
    }

    .control-btn i {
        font-size: 1rem;
    }
}

/* Focus states for accessibility */
.control-btn:focus-visible {
    outline: 3px solid var(--secondary-color);
    outline-offset: 2px;
    opacity: 1;
}