/* ========================================
   Clause Selection Rules - Top-Level Tabs & Rule Builder
   (Mirrors template-selection-rules.css)
   ======================================== */

/* Top-Level Tabs (Clauses | Selection Rules) */
.top-level-tabs {
    display: flex;
    gap: 0;
    border-bottom: 2px solid var(--border-primary);
    margin-bottom: 20px;
}

.top-level-tab {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-muted);
    transition: all 0.2s;
}

.top-level-tab:hover {
    color: var(--text-primary);
    background: var(--bg-secondary);
}

.top-level-tab.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

.top-level-tab i {
    font-size: 16px;
}

/* Rule Type Section */
.rule-type-section {
    margin-bottom: 24px;
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.rule-type-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    background: var(--bg-secondary);
    cursor: pointer;
    user-select: none;
    transition: background 0.15s;
}

.rule-type-header:hover {
    background: var(--bg-tertiary);
}

.rule-type-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
}

.rule-type-title i {
    font-size: 14px;
    color: var(--text-muted);
}

.rule-count {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-muted);
    background: var(--bg-quaternary);
    padding: 2px 10px;
    border-radius: var(--radius-full);
}

/* Rule Detail Body */
.rule-detail-body {
    padding: 16px 20px;
}

.rule-info-bar {
    margin-bottom: 16px;
}

.rule-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.rule-description {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 2px;
}

.rule-type-actions {
    display: flex;
    align-items: center;
    gap: 4px;
}

/* Mapping Cards (read-only view) */
.mapping-cards {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.mapping-card {
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    padding: 12px 16px;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.mapping-card:hover {
    border-color: var(--border-strong);
    box-shadow: var(--shadow-sm);
}

.mapping-card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.mapping-order {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--color-primary);
    color: white;
    font-size: 12px;
    font-weight: 700;
    flex-shrink: 0;
}

.mapping-clause-target {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--color-primary);
    font-weight: 500;
}

.mapping-clause-target i {
    font-size: 14px;
}

.mapping-conditions-summary {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    padding-left: 34px;
}

.mapping-fallthrough {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 4px 0;
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 500;
}

.mapping-fallthrough i {
    font-size: 12px;
}

/* Mapping Editor Blocks */
.mappings-editor {
    margin-top: 8px;
}

.mappings-editor-header {
    display: flex;
    align-items: baseline;
    gap: 12px;
    margin-bottom: 12px;
}

.mapping-editor-block {
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    background: var(--bg-primary);
}

.mapping-editor-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 16px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-primary);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.mapping-editor-title {
    display: flex;
    align-items: center;
    gap: 10px;
}

.mapping-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
}

.mapping-editor-actions {
    display: flex;
    align-items: center;
    gap: 4px;
}

.mapping-editor-body {
    padding: 16px;
}

/* Catch-all / Else toggle */
.catch-all-toggle {
    margin-bottom: 12px;
}

.catch-all-toggle .form-checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-secondary);
    cursor: pointer;
}

.catch-all-toggle .form-checkbox input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--color-primary);
    cursor: pointer;
}

.condition-chip.catch-all {
    background: var(--color-warning-bg);
    color: var(--color-warning-text);
    font-weight: 500;
    gap: 6px;
}

.condition-chip.catch-all i {
    font-size: 12px;
}

/* Small toggle */
.toggle-small {
    width: 36px;
    height: 20px;
    border-radius: 10px;
    background: var(--bg-quaternary);
    cursor: pointer;
    position: relative;
    transition: background 0.2s;
}

.toggle-small::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: white;
    top: 2px;
    left: 2px;
    transition: transform 0.2s;
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.toggle-small.active {
    background: var(--color-success);
}

.toggle-small.active::after {
    transform: translateX(16px);
}

/* Condition summary */
.condition-chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: var(--bg-tertiary);
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    font-family: monospace;
    font-size: 12px;
}

.condition-field {
    color: var(--color-purple);
    font-weight: 600;
}

.condition-op {
    color: var(--text-muted);
}

.condition-val {
    color: var(--color-success-text);
    font-weight: 500;
}

.logic-label {
    display: inline-flex;
    align-items: center;
    padding: 1px 6px;
    border-radius: var(--radius-sm);
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.logic-label.and {
    color: var(--color-info-text);
    background: var(--color-info-bg);
}

.logic-label.or {
    color: var(--color-warning-text);
    background: var(--color-warning-bg);
}

/* Rule card footer */
.rule-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 12px;
    border-top: 1px solid var(--border-secondary);
}

.rule-meta-text {
    font-size: 12px;
    color: var(--text-muted);
    display: flex;
    gap: 8px;
}

.btn-icon {
    background: none;
    border: none;
    padding: 6px;
    border-radius: var(--radius-md);
    cursor: pointer;
    color: var(--text-muted);
    transition: all 0.15s;
}

.btn-icon:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.btn-icon.danger:hover {
    background: var(--color-danger-bg);
    color: var(--color-danger);
}

/* Add type section */
.add-type-section {
    text-align: center;
    padding: 20px;
}

/* ========================================
   Rule Editor
   ======================================== */
.rule-editor {
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    background: var(--bg-primary);
    box-shadow: var(--shadow-sm);
}

.rule-editor-header {
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-primary);
}

.rule-editor-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.rule-editor-body {
    padding: 24px;
}

.rule-editor-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 16px 24px;
    border-top: 1px solid var(--border-primary);
    background: var(--bg-secondary);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

/* Form elements */
.form-row {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 16px;
}

.form-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
}

.form-label .required {
    color: var(--color-danger);
}

.form-input {
    padding: 8px 12px;
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    font-size: 14px;
    color: var(--text-primary);
    background: var(--bg-primary);
    transition: border-color 0.15s;
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: var(--shadow-focus);
}

.form-hint {
    font-size: 12px;
    color: var(--text-muted);
}

/* Info banner */
.info-banner {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: var(--color-info-bg);
    color: var(--color-info-text);
    border-radius: var(--radius-md);
    font-size: 13px;
    margin-bottom: 16px;
}

/* Condition Groups Editor */
.condition-groups-editor {
    margin-top: 8px;
}

.condition-set-block {
    padding: 10px 12px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-secondary);
}

.condition-set-connector {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6px 0;
}

.condition-set-connector .logic-label {
    font-size: 11px;
    padding: 2px 10px;
}

.condition-connector {
    display: flex;
    align-items: center;
    padding: 4px 0 4px 20px;
}

.condition-connector .logic-label {
    font-size: 10px;
}

/* Condition Row */
.condition-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
}

.condition-field-select {
    flex: 2;
    min-width: 0;
}

.condition-op-select {
    flex: 1;
    min-width: 120px;
    max-width: 160px;
}

.condition-value-input {
    flex: 1;
    min-width: 0;
}

.btn-xs {
    padding: 4px !important;
    font-size: 12px;
}

/* Add group section */
.add-group-section {
    display: flex;
    justify-content: center;
    padding: 12px 0 4px;
}

/* Action buttons row inside condition set */
.group-action-buttons {
    display: flex;
    gap: 8px;
    margin-top: 8px;
    align-items: center;
}

/* Button styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--radius-md);
    font-size: var(--font-btnsize);
    font-weight: var(--font-btnweight);
    cursor: pointer;
    transition: all 0.15s;
    border: 1px solid transparent;
}

.btn-sm {
    padding: 5px 12px;
    font-size: 13px;
}

.btn-ghost {
    background: none;
    border: none;
    color: var(--color-primary);
}

.btn-ghost:hover {
    background: var(--color-primary-bg-subtle);
}

.btn-outline {
    background: var(--bg-primary);
    border: 1px solid var(--border-primary);
    color: var(--text-secondary);
}

.btn-outline:hover {
    background: var(--bg-secondary);
    border-color: var(--border-strong);
}

.btn-danger {
    background: var(--color-danger);
    color: white;
    border: none;
}

.btn-danger:hover {
    background: var(--color-danger-hover);
}

/* Toast notifications */
.toast-notification {
    position: fixed;
    bottom: 24px;
    right: 24px;
    padding: 12px 20px;
    border-radius: var(--radius-lg);
    font-size: 14px;
    font-weight: 500;
    z-index: 1100;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: var(--shadow-lg);
    animation: slideIn 0.3s ease;
}

.toast-notification.success {
    background: var(--color-success-bg);
    color: var(--color-success-text);
    border: 1px solid var(--color-success-border);
}

.toast-notification.error {
    background: var(--color-danger-bg);
    color: var(--color-danger);
    border: 1px solid var(--color-danger-border);
}

@keyframes slideIn {
    from { transform: translateY(20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.empty-state i {
    font-size: 48px;
    color: var(--border-strong);
    margin-bottom: 16px;
    display: block;
}

.empty-state h3 {
    color: var(--text-primary);
    margin-bottom: 8px;
}

.empty-state p {
    max-width: 400px;
    margin: 0 auto 20px;
}

/* Loading */
.loading-container {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 60px 0;
}

/* Modal */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1000;
}

.modal.show {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    z-index: 1001;
    width: 90%;
    max-width: 500px;
}

.modal.show.modal-xl {
    width: 95%;
    max-width: 1462px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-primary);
}

.modal-header h2 {
    font-size: 16px;
    font-weight: 600;
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    color: var(--text-muted);
}

.modal-body {
    padding: 20px 24px;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 16px 24px;
    border-top: 1px solid var(--border-primary);
}

/* ========================================
   Clause Multi-Select
   ======================================== */
.clause-multi-select {
    position: relative;
}

.clause-tags-container {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 8px 10px;
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    background: var(--bg-primary);
    min-height: 38px;
    align-items: center;
}

.clause-tags-container:focus-within {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-focus);
}

.clause-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    background: var(--color-primary-bg-subtle);
    color: var(--color-primary);
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 500;
}

.clause-tag-remove {
    background: none;
    border: none;
    padding: 0 2px;
    cursor: pointer;
    color: var(--color-primary);
    opacity: 0.6;
    font-size: 14px;
    line-height: 1;
}

.clause-tag-remove:hover {
    opacity: 1;
}

.clause-add-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    background: none;
    border: 1px dashed var(--border-primary);
    border-radius: var(--radius-sm);
    font-size: 13px;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.15s;
}

.clause-add-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: var(--color-primary-bg-subtle);
}

.clause-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    max-height: 240px;
    overflow-y: auto;
    background: var(--bg-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 50;
    margin-top: 4px;
}

.clause-dropdown-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    font-size: 13px;
    color: var(--text-primary);
    cursor: pointer;
    transition: background 0.1s;
}

.clause-dropdown-item:hover {
    background: var(--bg-secondary);
}

.clause-dropdown-item.selected {
    color: var(--color-primary);
    font-weight: 500;
}

.clause-dropdown-item i {
    font-size: 14px;
    flex-shrink: 0;
}

.clause-dropdown-empty {
    padding: 12px;
    text-align: center;
    font-size: 13px;
    color: var(--text-muted);
}