.ics-block {
    margin-bottom: 2em;
}

.ics-title {
    margin-bottom: 1em;
}

.ics-caption {
    margin-top: 1em;
}

.twentytwenty-container {
    margin: 0 auto;
}
.ics-image-preview {
    display: flex;
    justify-content: space-between;
    max-width: 100%;
    margin: 0 auto;
}

.ics-image-wrapper {
    width: 48%;
    text-align: center;
}

.ics-image-wrapper img {
    max-width: 100%;
    height: auto;
}

.ics-image-label {
    display: block;
    margin-top: 0.5em;
    font-weight: bold;
}

/* ===== トグルモード ===== */
.ics-toggle-container {
    margin: 0 auto;
    position: relative;
    max-width: 100%;
}
.ics-toggle-container .ics-toggle-image {
    display: block;
    width: 100%;
    height: auto;
}
.ics-toggle-actions {
    margin-top: 0.5em;
    text-align: center;
}
.ics-toggle-button {
    display: inline-block;
    padding: 0.6em 1em;
    font-size: 0.95rem;
    line-height: 1;
    border: 1px solid #ccc;
    border-radius: 4px;
    background: #f7f7f7;
    color: #333;
    cursor: pointer;
    transition: background-color .15s ease, color .15s ease, border-color .15s ease;
}
.ics-toggle-button:hover {
    background: #eee;
}