.manual-preview-btn {
    margin-top: 4px;
}

.frequency-options {
    display: grid;
    grid-template-columns: minmax(180px, 0.8fr) minmax(260px, 1.2fr);
    gap: 12px;
    margin-top: 18px;
    padding: 14px;
    border: 1px solid #f7d2e2;
    border-radius: 8px;
    background: #fff9fc;
}

.frequency-options.combine-hidden {
    grid-template-columns: minmax(180px, 360px);
    justify-content: center;
}

.combine-option-group[hidden] {
    display: none;
}

.frequency-option-group label,
.option-label {
    display: block;
    margin-bottom: 8px;
    color: #666;
    font-size: 0.9em;
    font-weight: 600;
}

.frequency-option-group select {
    width: 100%;
}

.segmented-controls {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
}

.segmented-controls label {
    margin: 0;
}

.segmented-controls input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.segmented-controls span {
    display: flex;
    min-height: 42px;
    align-items: center;
    justify-content: center;
    padding: 8px 10px;
    border: 1px solid #f2c2d5;
    border-radius: 8px;
    background: #fff;
    color: #555;
    font-size: 0.88em;
    font-weight: 700;
    text-align: center;
}

.segmented-controls input:checked + span {
    border-color: #e84393;
    background: #fff0f7;
    color: #d63384;
}

.segmented-controls input:focus-visible + span {
    outline: 3px solid rgba(232, 67, 147, 0.24);
    outline-offset: 2px;
}

.frequency-example-card {
    margin-top: 12px;
}

.frequency-preview-label {
    margin: 0 0 8px;
    color: #999;
    font-size: 0.9em;
    font-weight: 600;
}

.frequency-yomitan-card .yomitan-card-header {
    background: #fafafa;
}

.frequency-yomitan-card .yomitan-term {
    margin-bottom: 6px;
}

.frequency-tag {
    display: inline-flex;
    align-items: center;
    margin-left: 2px;
    white-space: nowrap;
    line-height: 1;
}

.frequency-tag-label,
.frequency-tag-value {
    display: inline-flex;
    align-items: center;
    min-height: 20px;
    padding: 2px 6px;
    border: 1px solid #31b24a;
    font-size: 0.78em;
    font-weight: 700;
    line-height: 1;
}

.frequency-tag-label {
    border-radius: 3px 0 0 3px;
    background: #31b24a;
    color: #fff;
}

.frequency-tag-value {
    border-left: 0;
    border-radius: 0 3px 3px 0;
    background: #f7fff8;
    color: #111;
}

.frequency-gloss {
    color: #444;
    font-size: 0.98em;
    line-height: 1.45;
}

.result-panel,
.unmatched-panel {
    display: none;
    margin-top: 18px;
    border: 1px solid #f0f0f0;
    border-radius: 8px;
    background: #fffcff;
    overflow: hidden;
}

.result-panel.show,
.unmatched-panel.show {
    display: block;
}

.result-panel {
    padding: 14px;
}

.result-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 10px;
}

.result-title {
    color: #444;
    font-weight: 700;
}

.copy-btn {
    width: auto;
    min-height: 34px;
    padding: 7px 13px;
    font-size: 0.84em;
}

#indexUrl {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.84em;
}

.unmatched-title {
    padding: 10px 14px;
    border-bottom: 1px solid #f0f0f0;
    background: #fff5f7;
    color: #e84393;
    font-size: 0.9em;
    font-weight: 600;
}

.unmatched-item {
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 4px;
}

.unmatched-reason {
    flex-basis: 100%;
    color: #999;
    font-size: 0.85em;
    overflow-wrap: anywhere;
}

@media (max-width: 850px) {
    .result-header {
        flex-direction: column;
    }

    .frequency-options {
        grid-template-columns: 1fr;
    }
}