/* =====================================================
   Compare Two Lists — Plugin Styles
   ===================================================== */

:root {
    --ctl-primary: #2563eb;
    --ctl-primary-hover: #1d4ed8;
    --ctl-success: #16a34a;
    --ctl-warning: #d97706;
    --ctl-bg: #f8fafc;
    --ctl-surface: #ffffff;
    --ctl-border: #e2e8f0;
    --ctl-border-focus: #93c5fd;
    --ctl-text: #1e293b;
    --ctl-text-muted: #64748b;
    --ctl-radius: 8px;
    --ctl-shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
    --ctl-shadow-md: 0 4px 6px -1px rgba(0,0,0,.1), 0 2px 4px -1px rgba(0,0,0,.06);
}

.ctl-wrap * {
    box-sizing: border-box;
}

.ctl-wrap {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 14px;
    color: var(--ctl-text);
    max-width: 1100px;
    margin: 0 auto;
    padding: 24px 16px;
}

/* ---- Options Bar ---- */
.ctl-options-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    align-items: center;
    background: var(--ctl-surface);
    border: 1px solid var(--ctl-border);
    border-radius: var(--ctl-radius);
    padding: 12px 16px;
    margin-bottom: 20px;
    box-shadow: var(--ctl-shadow);
}

.ctl-option-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.ctl-label {
    font-weight: 500;
    color: var(--ctl-text-muted);
    font-size: 13px;
    white-space: nowrap;
}

.ctl-select {
    border: 1px solid var(--ctl-border);
    border-radius: 6px;
    padding: 5px 10px;
    font-size: 13px;
    color: var(--ctl-text);
    background: var(--ctl-bg);
    cursor: pointer;
    outline: none;
    transition: border-color .15s;
}
.ctl-select:focus { border-color: var(--ctl-primary); box-shadow: 0 0 0 2px rgba(37,99,235,.15); }

.ctl-toggles {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.ctl-toggle-label {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    user-select: none;
}

.ctl-toggle-label input[type="checkbox"] {
    width: 15px;
    height: 15px;
    accent-color: var(--ctl-primary);
    cursor: pointer;
}

.ctl-toggle-text {
    font-size: 13px;
    color: var(--ctl-text-muted);
}

/* ---- Lists Row ---- */
.ctl-lists-row {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 16px;
    align-items: start;
    margin-bottom: 24px;
}

.ctl-list-col {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.ctl-list-header {
    display: flex;
    align-items: center;
    gap: 8px;
}

.ctl-list-label {
    font-weight: 700;
    font-size: 15px;
    color: var(--ctl-text);
}

.ctl-item-count {
    font-size: 12px;
    color: var(--ctl-text-muted);
    background: var(--ctl-bg);
    border: 1px solid var(--ctl-border);
    border-radius: 20px;
    padding: 2px 8px;
    margin-left: auto;
}

.ctl-btn-clear {
    background: none;
    border: none;
    color: var(--ctl-text-muted);
    cursor: pointer;
    font-size: 13px;
    padding: 2px 4px;
    border-radius: 4px;
    line-height: 1;
    transition: color .15s, background .15s;
}
.ctl-btn-clear:hover { color: #ef4444; background: #fef2f2; }

.ctl-textarea {
    width: 100%;
    height: 220px;
    border: 1px solid var(--ctl-border);
    border-radius: var(--ctl-radius);
    padding: 12px;
    font-family: 'Menlo', 'Monaco', 'Courier New', monospace;
    font-size: 13px;
    color: var(--ctl-text);
    background: var(--ctl-surface);
    resize: vertical;
    outline: none;
    transition: border-color .15s, box-shadow .15s;
    box-shadow: var(--ctl-shadow);
    line-height: 1.6;
}
.ctl-textarea:focus {
    border-color: var(--ctl-primary);
    box-shadow: 0 0 0 3px rgba(37,99,235,.12);
}

.ctl-file-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.ctl-file-label {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    color: var(--ctl-text-muted);
    border: 1px dashed var(--ctl-border);
    border-radius: 6px;
    padding: 5px 12px;
    cursor: pointer;
    transition: border-color .15s, color .15s;
}
.ctl-file-label:hover { border-color: var(--ctl-primary); color: var(--ctl-primary); }

.ctl-file-input { display: none; }

/* ---- Center Actions ---- */
.ctl-actions-col {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding-top: 32px;
}

.ctl-compare-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--ctl-primary);
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 10px 20px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: background .15s, transform .1s;
    box-shadow: var(--ctl-shadow-md);
    white-space: nowrap;
}
.ctl-compare-btn:hover { background: var(--ctl-primary-hover); transform: translateY(-1px); }
.ctl-compare-btn:active { transform: translateY(0); }

.ctl-compare-icon { font-size: 18px; }

.ctl-swap-btn,
.ctl-clear-btn,
.ctl-example-btn {
    background: none;
    border: 1px solid var(--ctl-border);
    border-radius: 6px;
    padding: 6px 12px;
    font-size: 12px;
    color: var(--ctl-text-muted);
    cursor: pointer;
    transition: border-color .15s, color .15s, background .15s;
    white-space: nowrap;
}
.ctl-swap-btn:hover,
.ctl-clear-btn:hover,
.ctl-example-btn:hover {
    border-color: var(--ctl-primary);
    color: var(--ctl-primary);
    background: rgba(37,99,235,.04);
}

/* ---- Results ---- */
.ctl-results {
    background: var(--ctl-surface);
    border: 1px solid var(--ctl-border);
    border-radius: var(--ctl-radius);
    box-shadow: var(--ctl-shadow);
    overflow: hidden;
}

.ctl-results-tabs {
    display: flex;
    border-bottom: 1px solid var(--ctl-border);
    background: var(--ctl-bg);
    overflow-x: auto;
}

.ctl-tab {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 12px 18px;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    font-size: 13px;
    font-weight: 500;
    color: var(--ctl-text-muted);
    cursor: pointer;
    white-space: nowrap;
    transition: color .15s, border-color .15s;
    margin-bottom: -1px;
}
.ctl-tab:hover { color: var(--ctl-primary); }
.ctl-tab.active { color: var(--ctl-primary); border-bottom-color: var(--ctl-primary); background: var(--ctl-surface); }

.ctl-tab-icon {
    font-size: 12px;
    font-weight: 700;
}

.ctl-tab-count {
    background: var(--ctl-primary);
    color: #fff;
    border-radius: 20px;
    padding: 1px 7px;
    font-size: 11px;
    font-weight: 700;
    min-width: 20px;
    text-align: center;
}
.ctl-tab:not(.active) .ctl-tab-count { background: var(--ctl-border); color: var(--ctl-text-muted); }

.ctl-tab-panels { padding: 16px; }

.ctl-tab-panel { display: none; }
.ctl-tab-panel.active { display: block; }

.ctl-result-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
    flex-wrap: wrap;
    gap: 8px;
}

.ctl-result-description {
    font-size: 13px;
    color: var(--ctl-text-muted);
}

.ctl-result-actions {
    display: flex;
    gap: 8px;
}

.ctl-copy-btn,
.ctl-download-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: none;
    border: 1px solid var(--ctl-border);
    border-radius: 6px;
    padding: 5px 12px;
    font-size: 12px;
    color: var(--ctl-text-muted);
    cursor: pointer;
    transition: border-color .15s, color .15s;
}
.ctl-copy-btn:hover { border-color: var(--ctl-primary); color: var(--ctl-primary); }
.ctl-download-btn:hover { border-color: var(--ctl-success); color: var(--ctl-success); }

.ctl-result-textarea {
    width: 100%;
    height: 180px;
    border: 1px solid var(--ctl-border);
    border-radius: var(--ctl-radius);
    padding: 12px;
    font-family: 'Menlo', 'Monaco', 'Courier New', monospace;
    font-size: 13px;
    line-height: 1.6;
    color: var(--ctl-text);
    background: var(--ctl-bg);
    resize: vertical;
    outline: none;
}

/* ---- Replace Tool ---- */
.ctl-replace-tool {
    border-top: 1px solid var(--ctl-border);
    margin-top: 16px;
    padding-top: 12px;
}

.ctl-replace-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 4px 8px;
    font-size: 13px;
    font-weight: 500;
    color: var(--ctl-text-muted);
}

.ctl-replace-toggle {
    background: none;
    border: 1px solid var(--ctl-border);
    border-radius: 6px;
    padding: 3px 10px;
    font-size: 12px;
    color: var(--ctl-text-muted);
    cursor: pointer;
}
.ctl-replace-toggle:hover { border-color: var(--ctl-primary); color: var(--ctl-primary); }

.ctl-replace-body { padding: 8px 4px 4px; }

.ctl-replace-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: flex-end;
    margin-bottom: 10px;
}

.ctl-replace-field {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.ctl-replace-field label { font-size: 12px; color: var(--ctl-text-muted); }

.ctl-replace-input {
    border: 1px solid var(--ctl-border);
    border-radius: 6px;
    padding: 6px 10px;
    font-size: 13px;
    width: 160px;
    outline: none;
    transition: border-color .15s;
}
.ctl-replace-input:focus { border-color: var(--ctl-primary); }

.ctl-replace-target-field select { width: 140px; }

.ctl-replace-apply { padding: 7px 16px !important; font-size: 13px !important; }

.ctl-regex-toggle { margin-top: 4px; }

/* ---- Toast ---- */
.ctl-toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    background: #1e293b;
    color: #fff;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    z-index: 9999;
    box-shadow: var(--ctl-shadow-md);
    animation: ctl-fade-in .2s ease;
}

@keyframes ctl-fade-in {
    from { opacity: 0; transform: translateX(-50%) translateY(8px); }
    to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
    .ctl-lists-row {
        grid-template-columns: 1fr;
    }
    .ctl-actions-col {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        padding-top: 0;
    }
    .ctl-compare-btn { width: 100%; justify-content: center; }
}