.kwfreq-controls {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    padding: 8px 0 12px;
    border-bottom: 1px solid #dee2e6;
    margin-bottom: 12px;
}

.kwfreq-controls-label {
    font-size: 0.9rem;
    color: #333;
    white-space: nowrap;
}

.kwfreq-select {
    width: auto !important;
}

.kwfreq-input {
    width: 72px !important;
}

.kwfreq-controls-sep {
    width: 1px;
    height: 20px;
    background: #dee2e6;
    flex-shrink: 0;
    margin: 0 2px;
}

.kwfreq-radio-label {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 0.9rem;
    cursor: pointer;
    margin: 0;
    white-space: nowrap;
}

/* Layout */
.kwfreq-grid {
    display: grid;
    grid-template-columns: 210px 1fr;
    gap: 10px;
    align-items: start;
}

.kwfreq-list-panel {
    border: 1px solid #dee2e6;
    border-radius: 4px;
    overflow-y: auto;
    max-height: 620px;
    padding: 4px 0;
}

.kwfreq-right-panel {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.kwfreq-cloud-panel {
    position: relative;
    border: 1px solid #dee2e6;
    border-radius: 4px;
    overflow: hidden;
    min-height: 500px;
    background: #fff;
    resize: both;
}

.kwfreq-cloud-panel canvas {
    display: block;
}

.kwfreq-download-btn {
    position: absolute;
    top: 6px;
    right: 8px;
    padding: 2px 8px;
    font-size: 0.78rem;
    background: rgba(255,255,255,0.85);
    border: 1px solid #dee2e6;
    border-radius: 4px;
    cursor: pointer;
    color: #495057;
    line-height: 1.4;
    z-index: 1;
}

.kwfreq-download-btn:hover {
    background: #fff;
    border-color: #adb5bd;
}

.kwfreq-detail-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.kwfreq-sub-panel {
    border: 1px solid #dee2e6;
    border-radius: 4px;
    min-height: 90px;
    padding: 10px 12px;
    overflow-y: auto;
    max-height: 260px;
}

.kwfreq-placeholder {
    color: #adb5bd;
    font-style: italic;
    font-size: 0.875rem;
}

/* Keyword list rows */
.kwfreq-kw-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: 4px 10px;
    cursor: pointer;
    font-size: 0.875rem;
    border-left: 3px solid transparent;
    transition: background 0.1s;
}

.kwfreq-kw-row:hover { background: #f8f9fa; }

.kwfreq-kw-row.selected {
    border-left-color: #1a5fa8;
    background: #eef4fb;
}

.kwfreq-kw-word {
    color: #1a5fa8;
    text-decoration: underline;
}

.kwfreq-kw-counts {
    color: #6c757d;
    font-size: 0.8rem;
    white-space: nowrap;
    margin-left: 8px;
}

/* Forms */
.kwfreq-form-chip {
    display: inline-block;
    background: #f0f4fa;
    border: 1px solid #d0dff0;
    border-radius: 4px;
    padding: 2px 8px;
    margin: 3px 3px 3px 0;
    font-size: 0.875rem;
}

.kwfreq-form-cnt {
    color: #6c757d;
    margin-left: 5px;
    font-size: 0.8rem;
}

/* Articles */
.kwfreq-article {
    padding: 5px 0;
    border-bottom: 1px solid #f0f0f0;
    font-size: 0.875rem;
}

.kwfreq-article:last-child {
    border-bottom: none;
}

.kwfreq-article a {
    color: #1a5fa8;
    text-decoration: none;
}

.kwfreq-article a:hover {
    text-decoration: underline;
}

.kwfreq-article-meta {
    display: block;
    color: #6c757d;
    font-size: 0.78rem;
    margin-top: 1px;
}