/**
 * Furigana (Ruby Annotation) Styles
 *
 * Styles for displaying hiragana readings above kanji characters
 * and toggle controls for showing/hiding them.
 */

/* Ruby annotation styles */
ruby {
    display: inline-flex;
    flex-direction: column-reverse;
    vertical-align: text-bottom;
    line-height: 1;
}

rt {
    display: block;
    font-size: 0.6em;
    line-height: 1.2;
    text-align: center;
    color: #666;
    margin-bottom: 0.2em;
}

/* Hide furigana when toggle is unchecked */
.hide-furigana rt {
    opacity: 0;
    transition: opacity 0.2s ease;
}

/* Show furigana with smooth transition */
rt {
    opacity: 1;
    transition: opacity 0.2s ease;
}

/* Furigana controls styling */
.furigana-controls {
    margin: 1em 0;
    padding: 0.75em 1em;
    background-color: #f5f5f5;
    border-left: 4px solid #4a90e2;
    border-radius: 4px;
}

.furigana-controls label {
    display: flex;
    align-items: center;
    gap: 0.5em;
    cursor: pointer;
    font-size: 0.95em;
    color: #333;
    user-select: none;
}

.furigana-controls input[type="checkbox"] {
    cursor: pointer;
    width: 18px;
    height: 18px;
    margin: 0;
}

/* Ensure ruby annotations don't break layout */
.entry-content ruby {
    white-space: nowrap;
}

/* Print styles - always show furigana when printing */
@media print {
    rt {
        display: block !important;
    }
}