/* NetQueryBuilder CSS Framework */
/* Core CSS framework to replace MudBlazor dependency */

:root {
    /* Color Palette */
    --nqb-primary: #1976d2;
    --nqb-primary-light: #42a5f5;
    --nqb-primary-dark: #1565c0;
    --nqb-secondary: #424242;
    --nqb-secondary-light: #6d6d6d;
    --nqb-secondary-dark: #1b1b1b;
    --nqb-success: #4caf50;
    --nqb-error: #f44336;
    --nqb-warning: #ff9800;
    --nqb-info: #2196f3;
    
    /* Background Colors */
    --nqb-background: #ffffff;
    --nqb-surface: #ffffff;
    --nqb-surface-light: #f5f5f5;
    
    /* Text Colors */
    --nqb-text-primary: rgba(0, 0, 0, 0.87);
    --nqb-text-secondary: rgba(0, 0, 0, 0.6);
    --nqb-text-disabled: rgba(0, 0, 0, 0.38);
    --nqb-text-hint: rgba(0, 0, 0, 0.38);
    
    /* Borders */
    --nqb-border-color: rgba(0, 0, 0, 0.12);
    --nqb-border-radius: 4px;
    --nqb-border-radius-lg: 8px;
    
    /* Shadows */
    --nqb-shadow-sm: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
    --nqb-shadow-md: 0 3px 6px rgba(0,0,0,0.16), 0 3px 6px rgba(0,0,0,0.23);
    --nqb-shadow-lg: 0 10px 20px rgba(0,0,0,0.19), 0 6px 6px rgba(0,0,0,0.23);
    
    /* Spacing */
    --nqb-spacing-xs: 4px;
    --nqb-spacing-sm: 8px;
    --nqb-spacing-md: 16px;
    --nqb-spacing-lg: 24px;
    --nqb-spacing-xl: 32px;
    
    /* Typography */
    --nqb-font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --nqb-font-size-xs: 0.75rem;
    --nqb-font-size-sm: 0.875rem;
    --nqb-font-size-md: 1rem;
    --nqb-font-size-lg: 1.125rem;
    --nqb-font-size-xl: 1.25rem;
    --nqb-font-size-2xl: 1.5rem;
    --nqb-font-size-3xl: 2rem;
    
    /* Transitions */
    --nqb-transition-fast: 150ms ease-in-out;
    --nqb-transition-normal: 250ms ease-in-out;
    --nqb-transition-slow: 350ms ease-in-out;
}

/* Dark Theme */
[data-theme="dark"] {
    --nqb-background: #121212;
    --nqb-surface: #1e1e1e;
    --nqb-surface-light: #2a2a2a;
    --nqb-text-primary: rgba(255, 255, 255, 0.87);
    --nqb-text-secondary: rgba(255, 255, 255, 0.6);
    --nqb-text-disabled: rgba(255, 255, 255, 0.38);
    --nqb-text-hint: rgba(255, 255, 255, 0.38);
    --nqb-border-color: rgba(255, 255, 255, 0.12);
}

/* Base Styles */
.nqb-component {
    font-family: var(--nqb-font-family);
    color: var(--nqb-text-primary);
}

/* Container */
.nqb-container {
    width: 100%;
    margin: 0 auto;
    padding: 0 var(--nqb-spacing-md);
}

.nqb-container-sm { max-width: 640px; }
.nqb-container-md { max-width: 768px; }
.nqb-container-lg { max-width: 1024px; }
.nqb-container-xl { max-width: 1280px; }
.nqb-container-2xl { max-width: 1536px; }

/* Grid System */
.nqb-grid {
    display: grid;
    gap: var(--nqb-spacing-md);
}

.nqb-grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.nqb-grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.nqb-grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.nqb-grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.nqb-grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.nqb-grid-cols-12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }

/* Stack (Flexbox) */
.nqb-stack {
    display: flex;
    gap: var(--nqb-spacing-md);
}

.nqb-stack-vertical {
    flex-direction: column;
}

.nqb-stack-horizontal {
    flex-direction: row;
    align-items: center;
}

/* Paper/Card */
.nqb-paper {
    background: var(--nqb-surface);
    border-radius: var(--nqb-border-radius);
    padding: var(--nqb-spacing-md);
    box-shadow: var(--nqb-shadow-sm);
}

.nqb-paper-outlined {
    box-shadow: none;
    border: 1px solid var(--nqb-border-color);
}

.nqb-card {
    background: var(--nqb-surface);
    border-radius: var(--nqb-border-radius);
    box-shadow: var(--nqb-shadow-sm);
    overflow: hidden;
}

.nqb-card-content {
    padding: var(--nqb-spacing-md);
}

.nqb-card-actions {
    padding: var(--nqb-spacing-sm) var(--nqb-spacing-md);
    display: flex;
    gap: var(--nqb-spacing-sm);
    justify-content: flex-end;
}

/* Buttons */
.nqb-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 6px 16px;
    font-size: var(--nqb-font-size-sm);
    font-weight: 500;
    line-height: 1.75;
    border-radius: var(--nqb-border-radius);
    border: none;
    cursor: pointer;
    transition: all var(--nqb-transition-fast);
    font-family: var(--nqb-font-family);
    text-transform: uppercase;
    letter-spacing: 0.02857em;
    min-width: 64px;
    background: transparent;
    color: var(--nqb-text-primary);
}

.nqb-button:hover {
    background-color: rgba(0, 0, 0, 0.04);
}

.nqb-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.nqb-button-primary {
    background-color: var(--nqb-primary);
    color: white;
}

.nqb-button-primary:hover {
    background-color: var(--nqb-primary-dark);
}

.nqb-button-secondary {
    background-color: var(--nqb-secondary);
    color: white;
}

.nqb-button-secondary:hover {
    background-color: var(--nqb-secondary-dark);
}

.nqb-button-success {
    background-color: var(--nqb-success);
    color: white;
}

.nqb-button-error {
    background-color: var(--nqb-error);
    color: white;
}

.nqb-button-warning {
    background-color: var(--nqb-warning);
    color: white;
}

.nqb-button-info {
    background-color: var(--nqb-info);
    color: white;
}

.nqb-button-filled {
    box-shadow: var(--nqb-shadow-sm);
}

.nqb-button-small {
    padding: 4px 8px;
    font-size: var(--nqb-font-size-xs);
    min-width: 48px;
}

.nqb-button-large {
    padding: 8px 24px;
    font-size: var(--nqb-font-size-lg);
    min-width: 80px;
}

.nqb-button-outlined {
    border: 1px solid var(--nqb-border-color);
}

.nqb-button-text {
    padding: 6px 8px;
}

.nqb-button-icon {
    padding: 8px;
    min-width: auto;
    border-radius: 50%;
}

.nqb-button-group {
    display: inline-flex;
    border-radius: var(--nqb-border-radius);
    overflow: hidden;
}

.nqb-button-group .nqb-button {
    border-radius: 0;
    border-right: 1px solid var(--nqb-border-color);
}

.nqb-button-group .nqb-button:last-child {
    border-right: none;
}

.nqb-button-icon-small {
    padding: 4px;
    width: 32px;
    height: 32px;
}

.nqb-button-icon-large {
    padding: 12px;
    width: 48px;
    height: 48px;
}

/* Enhanced TextField Component */
.nqb-textfield {
    display: flex;
    flex-direction: column;
    position: relative;
    margin-bottom: var(--nqb-spacing-md);
}

.nqb-textfield-fullwidth {
    width: 100%;
}

/* Label */
.nqb-textfield-label {
    display: block;
    margin-bottom: var(--nqb-spacing-xs);
    font-size: var(--nqb-font-size-sm);
    font-weight: 500;
    color: var(--nqb-text-secondary);
    transition: all var(--nqb-transition-fast);
    line-height: 1.2;
}

.nqb-textfield-label-focused {
    color: var(--nqb-primary);
}

.nqb-textfield-label-error {
    color: var(--nqb-error);
}

.nqb-required-asterisk {
    color: var(--nqb-error);
    margin-left: 2px;
}

/* Input Container */
.nqb-textfield-input-container {
    position: relative;
    display: flex;
    align-items: center;
    transition: all var(--nqb-transition-fast);
}

/* Base Input */
.nqb-textfield-input {
    width: 100%;
    padding: 12px 16px;
    font-size: var(--nqb-font-size-md);
    font-family: var(--nqb-font-family);
    background-color: var(--nqb-background);
    color: var(--nqb-text-primary);
    border: 1px solid var(--nqb-border-color);
    border-radius: var(--nqb-border-radius);
    transition: all var(--nqb-transition-fast);
    line-height: 1.5;
}

.nqb-textfield-input:focus {
    outline: none;
    border-color: var(--nqb-primary);
    box-shadow: 0 0 0 3px rgba(25, 118, 210, 0.12);
}

.nqb-textfield-input::placeholder {
    color: var(--nqb-text-hint);
    transition: color var(--nqb-transition-fast);
}

.nqb-textfield-textarea {
    resize: vertical;
    min-height: 80px;
    font-family: var(--nqb-font-family);
    line-height: 1.5;
}

/* Variants */
.nqb-textfield-outlined .nqb-textfield-input {
    border: 2px solid var(--nqb-border-color);
}

.nqb-textfield-outlined.nqb-textfield-focused .nqb-textfield-input {
    border-color: var(--nqb-primary);
    box-shadow: 0 0 0 1px var(--nqb-primary);
}

.nqb-textfield-filled .nqb-textfield-input {
    background-color: var(--nqb-surface-light);
    border: none;
    border-bottom: 2px solid var(--nqb-border-color);
    border-radius: var(--nqb-border-radius) var(--nqb-border-radius) 0 0;
    padding: 16px 16px 8px;
}

.nqb-textfield-filled.nqb-textfield-focused .nqb-textfield-input {
    border-bottom-color: var(--nqb-primary);
    box-shadow: none;
}

.nqb-textfield-standard .nqb-textfield-input {
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--nqb-border-color);
    border-radius: 0;
    padding: 8px 0;
}

.nqb-textfield-standard.nqb-textfield-focused .nqb-textfield-input {
    border-bottom: 2px solid var(--nqb-primary);
    box-shadow: none;
}

/* Sizes */
.nqb-textfield-small .nqb-textfield-input {
    padding: 8px 12px;
    font-size: var(--nqb-font-size-sm);
}

.nqb-textfield-large .nqb-textfield-input {
    padding: 16px 20px;
    font-size: var(--nqb-font-size-lg);
}

/* Density */
.nqb-textfield-density-compact {
    margin-bottom: var(--nqb-spacing-sm);
}

.nqb-textfield-density-compact .nqb-textfield-input {
    padding: 8px 12px;
}

.nqb-textfield-density-spacious {
    margin-bottom: var(--nqb-spacing-lg);
}

.nqb-textfield-density-spacious .nqb-textfield-input {
    padding: 16px 20px;
}

/* States */
.nqb-textfield-disabled .nqb-textfield-input {
    background-color: var(--nqb-surface-light);
    color: var(--nqb-text-disabled);
    cursor: not-allowed;
}

.nqb-textfield-readonly .nqb-textfield-input {
    background-color: var(--nqb-surface-light);
    cursor: default;
}

.nqb-textfield-error .nqb-textfield-input {
    border-color: var(--nqb-error);
}

.nqb-textfield-error.nqb-textfield-focused .nqb-textfield-input {
    border-color: var(--nqb-error);
    box-shadow: 0 0 0 3px rgba(244, 67, 54, 0.12);
}

/* Adornments */
.nqb-textfield-adornment {
    display: flex;
    align-items: center;
    color: var(--nqb-text-secondary);
    flex-shrink: 0;
}

.nqb-textfield-adornment-start {
    margin-right: 8px;
    padding-left: 4px;
}

.nqb-textfield-adornment-end {
    margin-left: 8px;
    padding-right: 4px;
}

.nqb-textfield-has-start-adornment .nqb-textfield-input {
    padding-left: 8px;
}

.nqb-textfield-has-end-adornment .nqb-textfield-input,
.nqb-textfield-has-clear-button .nqb-textfield-input {
    padding-right: 8px;
}

/* Clear Button */
.nqb-textfield-clear-button {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--nqb-text-secondary);
    cursor: pointer;
    padding: 4px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--nqb-transition-fast);
    opacity: 0.7;
}

.nqb-textfield-clear-button:hover {
    background-color: var(--nqb-surface-light);
    opacity: 1;
}

/* Helper Text */
.nqb-textfield-helper-text {
    margin-top: 4px;
    font-size: var(--nqb-font-size-xs);
    color: var(--nqb-text-secondary);
    line-height: 1.4;
}

/* Error Text */
.nqb-textfield-error-text {
    margin-top: 4px;
    font-size: var(--nqb-font-size-xs);
    color: var(--nqb-error);
    display: flex;
    align-items: flex-start;
    gap: 4px;
    line-height: 1.4;
}

.nqb-error-icon {
    flex-shrink: 0;
    margin-top: 1px;
}

/* Character Count */
.nqb-textfield-character-count {
    margin-top: 4px;
    font-size: var(--nqb-font-size-xs);
    color: var(--nqb-text-secondary);
    text-align: right;
    line-height: 1.4;
}

/* Legacy support */
.nqb-form-control {
    margin-bottom: var(--nqb-spacing-md);
}

.nqb-label {
    display: block;
    margin-bottom: var(--nqb-spacing-xs);
    font-size: var(--nqb-font-size-sm);
    color: var(--nqb-text-secondary);
}

.nqb-input,
.nqb-select {
    width: 100%;
    padding: 8px 12px;
    font-size: var(--nqb-font-size-md);
    border: 1px solid var(--nqb-border-color);
    border-radius: var(--nqb-border-radius);
    background-color: var(--nqb-background);
    color: var(--nqb-text-primary);
    transition: border-color var(--nqb-transition-fast);
    font-family: var(--nqb-font-family);
}

.nqb-input:focus,
.nqb-select:focus {
    outline: none;
    border-color: var(--nqb-primary);
}

.nqb-input:disabled,
.nqb-select:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.nqb-input-outlined {
    border: 2px solid var(--nqb-border-color);
}

.nqb-input-filled {
    background-color: var(--nqb-surface-light);
    border: none;
    border-bottom: 1px solid var(--nqb-border-color);
    border-radius: var(--nqb-border-radius) var(--nqb-border-radius) 0 0;
}

/* Checkbox and Switch */
.nqb-checkbox-wrapper,
.nqb-switch-wrapper {
    display: flex;
    align-items: center;
    gap: var(--nqb-spacing-sm);
    cursor: pointer;
}

.nqb-checkbox {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.nqb-switch {
    position: relative;
    width: 48px;
    height: 24px;
}

.nqb-switch-input {
    opacity: 0;
    width: 0;
    height: 0;
}

.nqb-switch-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--nqb-text-disabled);
    transition: var(--nqb-transition-fast);
    border-radius: 24px;
}

.nqb-switch-slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: var(--nqb-transition-fast);
    border-radius: 50%;
}

.nqb-switch-input:checked + .nqb-switch-slider {
    background-color: var(--nqb-primary);
}

.nqb-switch-input:checked + .nqb-switch-slider:before {
    transform: translateX(24px);
}

/* Chip */
.nqb-chip {
    display: inline-flex;
    align-items: center;
    padding: 0 12px;
    height: 32px;
    font-size: var(--nqb-font-size-sm);
    border-radius: 16px;
    background-color: var(--nqb-surface-light);
    color: var(--nqb-text-primary);
    gap: var(--nqb-spacing-xs);
    border: none;
    transition: all var(--nqb-transition-fast);
}

.nqb-chip-outlined {
    background-color: transparent;
    border: 1px solid var(--nqb-border-color);
}

.nqb-chip-primary {
    background-color: var(--nqb-primary);
    color: white;
}

.nqb-chip-secondary {
    background-color: var(--nqb-secondary);
    color: white;
}

.nqb-chip-success {
    background-color: var(--nqb-success);
    color: white;
}

.nqb-chip-error {
    background-color: var(--nqb-error);
    color: white;
}

.nqb-chip-warning {
    background-color: var(--nqb-warning);
    color: white;
}

.nqb-chip-info {
    background-color: var(--nqb-info);
    color: white;
}

.nqb-chip-small {
    height: 24px;
    padding: 0 8px;
    font-size: var(--nqb-font-size-xs);
    border-radius: 12px;
}

.nqb-chip-large {
    height: 40px;
    padding: 0 16px;
    font-size: var(--nqb-font-size-md);
    border-radius: 20px;
}

.nqb-chip-clickable {
    cursor: pointer;
}

.nqb-chip-clickable:hover {
    box-shadow: var(--nqb-shadow-sm);
}

.nqb-chip-disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.nqb-chip-deletable {
    padding-right: 4px;
}

.nqb-chip-icon {
    display: flex;
    align-items: center;
}

.nqb-chip-text {
    display: flex;
    align-items: center;
}

.nqb-chip-delete {
    margin-left: 4px;
    cursor: pointer;
    opacity: 0.7;
    transition: opacity var(--nqb-transition-fast);
    display: flex;
    align-items: center;
    padding: 2px;
    border-radius: 50%;
}

.nqb-chip-delete:hover {
    opacity: 1;
    background-color: rgba(0, 0, 0, 0.1);
}

/* Table */
.nqb-table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--nqb-surface);
}

.nqb-table-bordered {
    border: 1px solid var(--nqb-border-color);
}

.nqb-table th,
.nqb-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--nqb-border-color);
}

.nqb-table th {
    font-weight: 600;
    color: var(--nqb-text-secondary);
    font-size: var(--nqb-font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.nqb-table-striped tbody tr:nth-of-type(odd) {
    background-color: var(--nqb-surface-light);
}

.nqb-table-hover tbody tr:hover {
    background-color: rgba(0, 0, 0, 0.04);
}

.nqb-table-dense th,
.nqb-table-dense td {
    padding: 6px 12px;
}

/* Pagination */
.nqb-pagination {
    display: flex;
    align-items: center;
    gap: var(--nqb-spacing-md);
    padding: var(--nqb-spacing-md);
    justify-content: flex-end;
}

.nqb-pagination-info {
    font-size: var(--nqb-font-size-sm);
    color: var(--nqb-text-secondary);
}

.nqb-pagination-controls {
    display: flex;
    gap: var(--nqb-spacing-xs);
}

/* Alert */
.nqb-alert {
    padding: var(--nqb-spacing-md);
    border-radius: var(--nqb-border-radius);
    display: flex;
    align-items: flex-start;
    gap: var(--nqb-spacing-sm);
    border-left: 4px solid transparent;
}

.nqb-alert-info {
    background-color: rgba(33, 150, 243, 0.12);
    color: var(--nqb-info);
    border-left-color: var(--nqb-info);
}

.nqb-alert-success {
    background-color: rgba(76, 175, 80, 0.12);
    color: var(--nqb-success);
    border-left-color: var(--nqb-success);
}

.nqb-alert-warning {
    background-color: rgba(255, 152, 0, 0.12);
    color: var(--nqb-warning);
    border-left-color: var(--nqb-warning);
}

.nqb-alert-error {
    background-color: rgba(244, 67, 54, 0.12);
    color: var(--nqb-error);
    border-left-color: var(--nqb-error);
}

.nqb-alert-outlined {
    background-color: transparent;
    border: 1px solid currentColor;
    border-left: 4px solid currentColor;
}

.nqb-alert-filled.nqb-alert-info {
    background-color: var(--nqb-info);
    color: white;
}

.nqb-alert-filled.nqb-alert-success {
    background-color: var(--nqb-success);
    color: white;
}

.nqb-alert-filled.nqb-alert-warning {
    background-color: var(--nqb-warning);
    color: white;
}

.nqb-alert-filled.nqb-alert-error {
    background-color: var(--nqb-error);
    color: white;
}

.nqb-alert-icon {
    flex-shrink: 0;
    margin-top: 2px;
}

.nqb-alert-content {
    flex: 1;
    min-width: 0;
}

.nqb-alert-title {
    font-weight: 600;
    font-size: var(--nqb-font-size-sm);
    margin-bottom: 4px;
}

.nqb-alert-message {
    font-size: var(--nqb-font-size-sm);
    line-height: 1.5;
}

.nqb-alert-close {
    flex-shrink: 0;
    background: none;
    border: none;
    cursor: pointer;
    padding: 2px;
    color: inherit;
    opacity: 0.7;
    transition: opacity var(--nqb-transition-fast);
    border-radius: var(--nqb-border-radius);
    margin-top: 2px;
}

.nqb-alert-close:hover {
    opacity: 1;
    background-color: rgba(0, 0, 0, 0.1);
}

/* Progress */
.nqb-progress {
    display: inline-block;
    color: var(--nqb-primary);
}

.nqb-progress-primary { color: var(--nqb-primary); }
.nqb-progress-secondary { color: var(--nqb-secondary); }
.nqb-progress-success { color: var(--nqb-success); }
.nqb-progress-error { color: var(--nqb-error); }
.nqb-progress-warning { color: var(--nqb-warning); }
.nqb-progress-info { color: var(--nqb-info); }

.nqb-progress-circular {
    animation: none;
}

.nqb-progress-circular.nqb-progress-indeterminate {
    animation: nqb-rotate 1.4s linear infinite;
}

.nqb-progress-circular.nqb-progress-indeterminate svg circle:last-child {
    animation: nqb-dash 1.4s ease-in-out infinite;
}

.nqb-progress-linear {
    width: 100%;
    background-color: rgba(0, 0, 0, 0.1);
    border-radius: var(--nqb-border-radius);
    overflow: hidden;
}

.nqb-progress-track {
    width: 100%;
    height: 100%;
    position: relative;
    background-color: rgba(0, 0, 0, 0.1);
    border-radius: inherit;
}

.nqb-progress-bar {
    height: 100%;
    background-color: currentColor;
    transition: width var(--nqb-transition-normal);
    border-radius: inherit;
}

.nqb-progress-linear.nqb-progress-indeterminate .nqb-progress-bar {
    animation: nqb-linear-progress 2s ease-in-out infinite;
}

@keyframes nqb-rotate {
    100% {
        transform: rotate(360deg);
    }
}

@keyframes nqb-dash {
    0% {
        stroke-dasharray: 1, 150;
        stroke-dashoffset: 0;
    }
    50% {
        stroke-dasharray: 90, 150;
        stroke-dashoffset: -35;
    }
    100% {
        stroke-dasharray: 90, 150;
        stroke-dashoffset: -124;
    }
}

@keyframes nqb-linear-progress {
    0% {
        left: -35%;
        right: 100%;
    }
    60% {
        left: 100%;
        right: -90%;
    }
    100% {
        left: 100%;
        right: -90%;
    }
}

/* Typography */
.nqb-text-h1 { font-size: var(--nqb-font-size-3xl); font-weight: 300; }
.nqb-text-h2 { font-size: var(--nqb-font-size-2xl); font-weight: 300; }
.nqb-text-h3 { font-size: var(--nqb-font-size-xl); font-weight: 400; }
.nqb-text-h4 { font-size: var(--nqb-font-size-lg); font-weight: 400; }
.nqb-text-h5 { font-size: var(--nqb-font-size-md); font-weight: 500; }
.nqb-text-h6 { font-size: var(--nqb-font-size-sm); font-weight: 500; }
.nqb-text-subtitle1 { font-size: var(--nqb-font-size-md); font-weight: 400; }
.nqb-text-subtitle2 { font-size: var(--nqb-font-size-sm); font-weight: 500; }
.nqb-text-body1 { font-size: var(--nqb-font-size-md); font-weight: 400; }
.nqb-text-body2 { font-size: var(--nqb-font-size-sm); font-weight: 400; }

/* Icons */
.nqb-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    user-select: none;
    flex-shrink: 0;
}

.nqb-icon svg {
    width: 100%;
    height: 100%;
    fill: currentColor;
}

.nqb-icon-small {
    width: 16px;
    height: 16px;
}

.nqb-icon-medium {
    width: 24px;
    height: 24px;
}

.nqb-icon-large {
    width: 32px;
    height: 32px;
}

/* Utility Classes */
.nqb-spacer { flex: 1; }
.nqb-text-primary { color: var(--nqb-primary); }
.nqb-text-secondary { color: var(--nqb-text-secondary); }
.nqb-text-center { text-align: center; }
.nqb-text-right { text-align: right; }
.nqb-text-left { text-align: left; }
.nqb-hidden { display: none !important; }
.nqb-visible { display: block !important; }

/* Responsive */
@media (max-width: 640px) {
    .nqb-hidden-sm { display: none !important; }
    .nqb-grid-cols-sm-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
}

@media (max-width: 768px) {
    .nqb-hidden-md { display: none !important; }
    .nqb-grid-cols-md-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 1024px) {
    .nqb-hidden-lg { display: none !important; }
    .nqb-grid-cols-lg-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* ================================
   SELECT COMPONENT
   ================================ */

/* Base Select Styles */
.nqb-select {
    display: flex;
    flex-direction: column;
    position: relative;
    margin-bottom: var(--nqb-spacing-md);
}

.nqb-select-fullwidth {
    width: 100%;
}

/* Select Label */
.nqb-select-label {
    font-size: var(--nqb-font-size-sm);
    font-weight: 500;
    color: var(--nqb-text-primary);
    margin-bottom: 6px;
    transition: all var(--nqb-transition-fast);
    display: block;
}

.nqb-select-label-focused {
    color: var(--nqb-primary);
}

.nqb-select-label-error {
    color: var(--nqb-error);
}

/* Input Container */
.nqb-select-input-container {
    position: relative;
    display: flex;
    align-items: center;
    background-color: var(--nqb-surface);
}

/* Select Input */
.nqb-select-input {
    width: 100%;
    font-size: var(--nqb-font-size-sm);
    line-height: 1.5;
    color: var(--nqb-text-primary);
    background-color: transparent;
    border: none;
    outline: none;
    cursor: pointer;
    appearance: none;
    padding-right: 32px; /* Make room for dropdown icon */
    box-sizing: border-box;
}

.nqb-select-input:disabled {
    cursor: not-allowed;
    color: var(--nqb-text-disabled);
}

/* Dropdown Icon */
.nqb-select-dropdown-icon {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--nqb-text-secondary);
    pointer-events: none;
    transition: transform var(--nqb-transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.nqb-select-focused .nqb-select-dropdown-icon {
    color: var(--nqb-primary);
    transform: translateY(-50%) rotate(180deg);
}

/* Outlined Variant */
.nqb-select-outlined .nqb-select-input-container {
    border: 1px solid var(--nqb-border-color);
    border-radius: var(--nqb-border-radius-sm);
}

.nqb-select-outlined .nqb-select-input {
    padding: 12px 32px 12px 12px;
}

.nqb-select-outlined.nqb-select-focused .nqb-select-input-container {
    border-color: var(--nqb-primary);
    box-shadow: 0 0 0 2px rgba(25, 118, 210, 0.2);
}

.nqb-select-outlined.nqb-select-error .nqb-select-input-container {
    border-color: var(--nqb-error);
}

.nqb-select-outlined.nqb-select-error.nqb-select-focused .nqb-select-input-container {
    box-shadow: 0 0 0 2px rgba(244, 67, 54, 0.2);
}

/* Filled Variant */
.nqb-select-filled .nqb-select-input-container {
    background-color: var(--nqb-surface-dark);
    border-radius: var(--nqb-border-radius-sm) var(--nqb-border-radius-sm) 0 0;
    border-bottom: 2px solid var(--nqb-border-color);
}

.nqb-select-filled .nqb-select-input {
    padding: 16px 32px 8px 12px;
}

.nqb-select-filled.nqb-select-focused .nqb-select-input-container {
    border-bottom-color: var(--nqb-primary);
}

.nqb-select-filled.nqb-select-error .nqb-select-input-container {
    border-bottom-color: var(--nqb-error);
}

/* Standard Variant */
.nqb-select-standard .nqb-select-input-container {
    border-bottom: 1px solid var(--nqb-border-color);
}

.nqb-select-standard .nqb-select-input {
    padding: 8px 32px 8px 0;
}

.nqb-select-standard.nqb-select-focused .nqb-select-input-container {
    border-bottom-color: var(--nqb-primary);
    border-bottom-width: 2px;
}

.nqb-select-standard.nqb-select-error .nqb-select-input-container {
    border-bottom-color: var(--nqb-error);
}

/* Size Variants */
.nqb-select-small .nqb-select-input {
    font-size: var(--nqb-font-size-xs);
}

.nqb-select-small.nqb-select-outlined .nqb-select-input,
.nqb-select-small.nqb-select-filled .nqb-select-input {
    padding-top: 8px;
    padding-bottom: 8px;
}

.nqb-select-large .nqb-select-input {
    font-size: var(--nqb-font-size-md);
}

.nqb-select-large.nqb-select-outlined .nqb-select-input,
.nqb-select-large.nqb-select-filled .nqb-select-input {
    padding-top: 16px;
    padding-bottom: 16px;
}

/* Density Variants */
.nqb-select-density-compact.nqb-select-outlined .nqb-select-input,
.nqb-select-density-compact.nqb-select-filled .nqb-select-input {
    padding-top: 8px;
    padding-bottom: 8px;
}

.nqb-select-density-spacious.nqb-select-outlined .nqb-select-input,
.nqb-select-density-spacious.nqb-select-filled .nqb-select-input {
    padding-top: 16px;
    padding-bottom: 16px;
}

/* Disabled State */
.nqb-select-disabled {
    opacity: 0.6;
    pointer-events: none;
}

.nqb-select-disabled .nqb-select-input-container {
    background-color: var(--nqb-surface-light);
}

.nqb-select-disabled .nqb-select-label {
    color: var(--nqb-text-disabled);
}

/* Adornments */
.nqb-select-adornment {
    display: flex;
    align-items: center;
    color: var(--nqb-text-secondary);
    font-size: var(--nqb-font-size-sm);
}

.nqb-select-adornment-start {
    margin-right: 8px;
    padding-left: 4px;
}

.nqb-select-adornment-end {
    margin-left: 8px;
    padding-right: 4px;
}

.nqb-select-has-start-adornment .nqb-select-input {
    padding-left: 8px;
}

.nqb-select-has-end-adornment .nqb-select-input,
.nqb-select-has-clear-button .nqb-select-input {
    padding-right: 8px;
}

/* Clear Button */
.nqb-select-clear-button {
    position: absolute;
    right: 40px; /* Position before dropdown icon */
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--nqb-text-secondary);
    cursor: pointer;
    padding: 4px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--nqb-transition-fast);
    opacity: 0.7;
}

.nqb-select-clear-button:hover {
    background-color: var(--nqb-surface-light);
    opacity: 1;
}

/* Helper Text */
.nqb-select-helper-text {
    margin-top: 4px;
    font-size: var(--nqb-font-size-xs);
    color: var(--nqb-text-secondary);
    line-height: 1.4;
}

/* Error Text */
.nqb-select-error-text {
    margin-top: 4px;
    font-size: var(--nqb-font-size-xs);
    color: var(--nqb-error);
    line-height: 1.4;
    display: flex;
    align-items: center;
    gap: 4px;
}

.nqb-error-icon {
    flex-shrink: 0;
}

/* ================================
   DATEPICKER COMPONENT
   ================================ */

/* Base DatePicker Styles */
.nqb-datepicker {
    display: flex;
    flex-direction: column;
    position: relative;
    margin-bottom: var(--nqb-spacing-md);
}

.nqb-datepicker-fullwidth {
    width: 100%;
}

/* DatePicker Label */
.nqb-datepicker-label {
    font-size: var(--nqb-font-size-sm);
    font-weight: 500;
    color: var(--nqb-text-primary);
    margin-bottom: 6px;
    transition: all var(--nqb-transition-fast);
    display: block;
}

.nqb-datepicker-label-focused {
    color: var(--nqb-primary);
}

.nqb-datepicker-label-error {
    color: var(--nqb-error);
}

/* Input Container */
.nqb-datepicker-input-container {
    position: relative;
    display: flex;
    align-items: center;
    background-color: var(--nqb-surface);
}

/* DatePicker Input */
.nqb-datepicker-input {
    width: 100%;
    font-size: var(--nqb-font-size-sm);
    line-height: 1.5;
    color: var(--nqb-text-primary);
    background-color: transparent;
    border: none;
    outline: none;
    box-sizing: border-box;
}

.nqb-datepicker-input:disabled {
    cursor: not-allowed;
    color: var(--nqb-text-disabled);
}

.nqb-datepicker-input::-webkit-calendar-picker-indicator {
    opacity: 0;
    position: absolute;
    right: 0;
    width: 20px;
    height: 20px;
    cursor: pointer;
}

/* Calendar Icon */
.nqb-datepicker-calendar-icon {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--nqb-text-secondary);
    pointer-events: none;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nqb-datepicker-focused .nqb-datepicker-calendar-icon {
    color: var(--nqb-primary);
}

/* Outlined Variant */
.nqb-datepicker-outlined .nqb-datepicker-input-container {
    border: 1px solid var(--nqb-border-color);
    border-radius: var(--nqb-border-radius-sm);
}

.nqb-datepicker-outlined .nqb-datepicker-input {
    padding: 12px 32px 12px 12px;
}

.nqb-datepicker-outlined.nqb-datepicker-focused .nqb-datepicker-input-container {
    border-color: var(--nqb-primary);
    box-shadow: 0 0 0 2px rgba(25, 118, 210, 0.2);
}

.nqb-datepicker-outlined.nqb-datepicker-error .nqb-datepicker-input-container {
    border-color: var(--nqb-error);
}

.nqb-datepicker-outlined.nqb-datepicker-error.nqb-datepicker-focused .nqb-datepicker-input-container {
    box-shadow: 0 0 0 2px rgba(244, 67, 54, 0.2);
}

/* Filled Variant */
.nqb-datepicker-filled .nqb-datepicker-input-container {
    background-color: var(--nqb-surface-dark);
    border-radius: var(--nqb-border-radius-sm) var(--nqb-border-radius-sm) 0 0;
    border-bottom: 2px solid var(--nqb-border-color);
}

.nqb-datepicker-filled .nqb-datepicker-input {
    padding: 16px 32px 8px 12px;
}

.nqb-datepicker-filled.nqb-datepicker-focused .nqb-datepicker-input-container {
    border-bottom-color: var(--nqb-primary);
}

.nqb-datepicker-filled.nqb-datepicker-error .nqb-datepicker-input-container {
    border-bottom-color: var(--nqb-error);
}

/* Standard Variant */
.nqb-datepicker-standard .nqb-datepicker-input-container {
    border-bottom: 1px solid var(--nqb-border-color);
}

.nqb-datepicker-standard .nqb-datepicker-input {
    padding: 8px 32px 8px 0;
}

.nqb-datepicker-standard.nqb-datepicker-focused .nqb-datepicker-input-container {
    border-bottom-color: var(--nqb-primary);
    border-bottom-width: 2px;
}

.nqb-datepicker-standard.nqb-datepicker-error .nqb-datepicker-input-container {
    border-bottom-color: var(--nqb-error);
}

/* Size Variants */
.nqb-datepicker-small .nqb-datepicker-input {
    font-size: var(--nqb-font-size-xs);
}

.nqb-datepicker-small.nqb-datepicker-outlined .nqb-datepicker-input,
.nqb-datepicker-small.nqb-datepicker-filled .nqb-datepicker-input {
    padding-top: 8px;
    padding-bottom: 8px;
}

.nqb-datepicker-large .nqb-datepicker-input {
    font-size: var(--nqb-font-size-md);
}

.nqb-datepicker-large.nqb-datepicker-outlined .nqb-datepicker-input,
.nqb-datepicker-large.nqb-datepicker-filled .nqb-datepicker-input {
    padding-top: 16px;
    padding-bottom: 16px;
}

/* Density Variants */
.nqb-datepicker-density-compact.nqb-datepicker-outlined .nqb-datepicker-input,
.nqb-datepicker-density-compact.nqb-datepicker-filled .nqb-datepicker-input {
    padding-top: 8px;
    padding-bottom: 8px;
}

.nqb-datepicker-density-spacious.nqb-datepicker-outlined .nqb-datepicker-input,
.nqb-datepicker-density-spacious.nqb-datepicker-filled .nqb-datepicker-input {
    padding-top: 16px;
    padding-bottom: 16px;
}

/* Picker Type Variants */
.nqb-datepicker-time .nqb-datepicker-calendar-icon {
    /* Use clock icon for time picker */
}

.nqb-datepicker-datetime-local .nqb-datepicker-calendar-icon {
    /* Use datetime icon */
}

/* Disabled State */
.nqb-datepicker-disabled {
    opacity: 0.6;
    pointer-events: none;
}

.nqb-datepicker-disabled .nqb-datepicker-input-container {
    background-color: var(--nqb-surface-light);
}

.nqb-datepicker-disabled .nqb-datepicker-label {
    color: var(--nqb-text-disabled);
}

/* ReadOnly State */
.nqb-datepicker-readonly .nqb-datepicker-input {
    cursor: default;
}

/* Adornments */
.nqb-datepicker-adornment {
    display: flex;
    align-items: center;
    color: var(--nqb-text-secondary);
    font-size: var(--nqb-font-size-sm);
}

.nqb-datepicker-adornment-start {
    margin-right: 8px;
    padding-left: 4px;
}

.nqb-datepicker-adornment-end {
    margin-left: 8px;
    padding-right: 4px;
}

.nqb-datepicker-has-start-adornment .nqb-datepicker-input {
    padding-left: 8px;
}

.nqb-datepicker-has-end-adornment .nqb-datepicker-input,
.nqb-datepicker-has-clear-button .nqb-datepicker-input {
    padding-right: 8px;
}

.nqb-datepicker-has-calendar-icon .nqb-datepicker-input {
    padding-right: 32px;
}

/* Clear Button */
.nqb-datepicker-clear-button {
    position: absolute;
    right: 40px; /* Position before calendar icon */
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--nqb-text-secondary);
    cursor: pointer;
    padding: 4px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--nqb-transition-fast);
    opacity: 0.7;
}

.nqb-datepicker-clear-button:hover {
    background-color: var(--nqb-surface-light);
    opacity: 1;
}

/* Helper Text */
.nqb-datepicker-helper-text {
    margin-top: 4px;
    font-size: var(--nqb-font-size-xs);
    color: var(--nqb-text-secondary);
    line-height: 1.4;
}

/* Error Text */
.nqb-datepicker-error-text {
    margin-top: 4px;
    font-size: var(--nqb-font-size-xs);
    color: var(--nqb-error);
    line-height: 1.4;
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ================================
   QUERY BUILDER CONTAINER
   ================================ */

/* Main Container */
.nqb-query-builder-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--nqb-spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--nqb-spacing-xl);
}

/* Container Header */
.nqb-container-header {
    background: linear-gradient(135deg, var(--nqb-primary) 0%, var(--nqb-secondary) 100%);
    border-radius: var(--nqb-border-radius-lg);
    padding: var(--nqb-spacing-xl);
    color: white;
    box-shadow: var(--nqb-shadow-lg);
}

.nqb-container-header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--nqb-spacing-lg);
}

.nqb-container-title-section {
    display: flex;
    align-items: center;
    gap: var(--nqb-spacing-md);
}

.nqb-container-icon {
    background: rgba(255, 255, 255, 0.2);
    padding: var(--nqb-spacing-md);
    border-radius: var(--nqb-border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
}

.nqb-container-title {
    font-size: 2rem;
    font-weight: 700;
    margin: 0;
    background: linear-gradient(45deg, rgba(255,255,255,1) 0%, rgba(255,255,255,0.8) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nqb-container-subtitle {
    font-size: var(--nqb-font-size-md);
    margin: var(--nqb-spacing-xs) 0 0 0;
    opacity: 0.9;
    font-weight: 400;
}

.nqb-container-actions {
    flex-shrink: 0;
}

/* Container Sections */
.nqb-container-section {
    background: var(--nqb-surface);
    border-radius: var(--nqb-border-radius-lg);
    box-shadow: var(--nqb-shadow-md);
    overflow: hidden;
    transition: box-shadow var(--nqb-transition-normal);
}

.nqb-container-section:hover {
    box-shadow: var(--nqb-shadow-lg);
}

.nqb-section-header {
    padding: var(--nqb-spacing-lg);
    border-bottom: 1px solid var(--nqb-border-color);
    background: var(--nqb-surface-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nqb-section-title {
    display: flex;
    align-items: center;
    gap: var(--nqb-spacing-md);
}

.nqb-section-title h3 {
    margin: 0;
    font-size: var(--nqb-font-size-lg);
    font-weight: 600;
    color: var(--nqb-text-primary);
}

.nqb-section-title p {
    margin: 2px 0 0 0;
    font-size: var(--nqb-font-size-sm);
    color: var(--nqb-text-secondary);
}

.nqb-section-actions {
    display: flex;
    align-items: center;
    gap: var(--nqb-spacing-sm);
}

.nqb-section-content {
    padding: var(--nqb-spacing-lg);
}

/* Entity Selector */
.nqb-entity-selector {
    display: flex;
    flex-direction: column;
    gap: var(--nqb-spacing-md);
}

.nqb-entity-info {
    display: flex;
    align-items: center;
    gap: var(--nqb-spacing-sm);
    padding: var(--nqb-spacing-sm);
    background: var(--nqb-success-light);
    border: 1px solid var(--nqb-success);
    border-radius: var(--nqb-border-radius-sm);
}

.nqb-entity-badge {
    display: flex;
    align-items: center;
    gap: var(--nqb-spacing-xs);
    background: var(--nqb-success);
    color: white;
    padding: 4px var(--nqb-spacing-sm);
    border-radius: var(--nqb-border-radius-sm);
    font-size: var(--nqb-font-size-sm);
    font-weight: 500;
}

.nqb-entity-description {
    font-size: var(--nqb-font-size-sm);
    color: var(--nqb-success-dark);
}

/* ================================
   QUERY CONFIGURATION PANEL
   ================================ */

.nqb-query-config-panel {
    display: flex;
    flex-direction: column;
    gap: var(--nqb-spacing-xl);
}

.nqb-query-section {
    background: var(--nqb-surface);
    border-radius: var(--nqb-border-radius-lg);
    box-shadow: var(--nqb-shadow-md);
    overflow: hidden;
    transition: all var(--nqb-transition-normal);
}

.nqb-query-section:hover {
    box-shadow: var(--nqb-shadow-lg);
}

/* Section Icons */
.nqb-section-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--nqb-border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.nqb-section-icon-select {
    background: linear-gradient(135deg, #4CAF50, #45a049);
}

.nqb-section-icon-filter {
    background: linear-gradient(135deg, #FF9800, #F57C00);
}

.nqb-section-icon-code {
    background: linear-gradient(135deg, #9C27B0, #7B1FA2);
}

.nqb-section-icon-results {
    background: linear-gradient(135deg, #2196F3, #1976D2);
}

/* Field Selector */
.nqb-field-selector {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--nqb-spacing-sm);
}

.nqb-field-item {
    display: flex;
    align-items: center;
    gap: var(--nqb-spacing-sm);
    padding: var(--nqb-spacing-sm);
    border: 1px solid var(--nqb-border-color);
    border-radius: var(--nqb-border-radius-sm);
    transition: all var(--nqb-transition-fast);
    cursor: pointer;
}

.nqb-field-item:hover {
    border-color: var(--nqb-primary);
    background: var(--nqb-primary-light);
    transform: translateY(-1px);
}

.nqb-field-selected {
    border-color: var(--nqb-primary);
    background: var(--nqb-primary-light);
    box-shadow: 0 0 0 2px rgba(25, 118, 210, 0.2);
}

.nqb-field-checkbox {
    display: flex;
    align-items: center;
    cursor: pointer;
    position: relative;
}

.nqb-field-checkbox input {
    opacity: 0;
    position: absolute;
    width: 0;
    height: 0;
}

.nqb-checkbox-indicator {
    width: 20px;
    height: 20px;
    border: 2px solid var(--nqb-border-color);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--nqb-transition-fast);
    background: var(--nqb-surface);
}

.nqb-field-checkbox input:checked + .nqb-checkbox-indicator {
    background: var(--nqb-primary);
    border-color: var(--nqb-primary);
    color: white;
}

.nqb-field-checkbox input:not(:checked) + .nqb-checkbox-indicator svg {
    opacity: 0;
}

.nqb-field-info {
    flex: 1;
}

.nqb-field-name {
    font-weight: 500;
    color: var(--nqb-text-primary);
    font-size: var(--nqb-font-size-sm);
}

.nqb-field-type {
    font-size: var(--nqb-font-size-xs);
    color: var(--nqb-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 2px;
}

/* Conditions Panel */
.nqb-conditions-panel {
    padding: var(--nqb-spacing-md);
    border: 1px solid var(--nqb-border-color);
    border-radius: var(--nqb-border-radius-md);
    background: var(--nqb-surface-light);
}

/* Expression Section */
.nqb-expression-section {
    background: var(--nqb-surface-dark);
    border: 1px solid var(--nqb-border-color);
}

.nqb-expression-display {
    background: #1e1e1e;
    color: #d4d4d4;
    padding: var(--nqb-spacing-md);
    border-radius: var(--nqb-border-radius-sm);
    font-family: 'Monaco', 'Menlo', 'Consolas', monospace;
    font-size: var(--nqb-font-size-sm);
    line-height: 1.5;
    overflow-x: auto;
}

.nqb-expression-display code {
    background: none;
    color: inherit;
    padding: 0;
    font-size: inherit;
}

/* Query Actions */
.nqb-query-actions {
    display: flex;
    justify-content: center;
    padding: var(--nqb-spacing-lg);
}

.nqb-run-query-button {
    min-width: 180px;
    height: 48px;
    font-size: var(--nqb-font-size-md);
    font-weight: 600;
    box-shadow: var(--nqb-shadow-md);
    transition: all var(--nqb-transition-normal);
}

.nqb-run-query-button:hover {
    box-shadow: var(--nqb-shadow-lg);
    transform: translateY(-2px);
}

/* ================================
   RESULTS PANEL
   ================================ */

.nqb-results-panel {
    background: var(--nqb-surface);
    border-radius: var(--nqb-border-radius-lg);
    box-shadow: var(--nqb-shadow-md);
    overflow: hidden;
}

.nqb-results-container {
    min-height: 400px;
}

/* Empty State */
.nqb-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--nqb-spacing-xxl);
    text-align: center;
}

.nqb-empty-state-icon {
    margin-bottom: var(--nqb-spacing-lg);
    opacity: 0.3;
    color: var(--nqb-text-secondary);
}

.nqb-empty-state-content h3 {
    margin: 0 0 var(--nqb-spacing-sm) 0;
    color: var(--nqb-text-primary);
    font-size: var(--nqb-font-size-lg);
}

.nqb-empty-state-content p {
    margin: 0 0 var(--nqb-spacing-lg) 0;
    color: var(--nqb-text-secondary);
    font-size: var(--nqb-font-size-md);
}

/* Results Content */
.nqb-results-content {
    display: flex;
    flex-direction: column;
}

.nqb-results-header {
    padding: var(--nqb-spacing-lg);
    border-bottom: 1px solid var(--nqb-border-color);
    background: var(--nqb-surface-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--nqb-spacing-lg);
}

.nqb-results-info {
    display: flex;
    flex-direction: column;
    gap: var(--nqb-spacing-xs);
}

.nqb-results-count {
    display: flex;
    align-items: baseline;
    gap: var(--nqb-spacing-xs);
}

.nqb-count-number {
    font-size: var(--nqb-font-size-xl);
    font-weight: 700;
    color: var(--nqb-primary);
}

.nqb-count-label {
    font-size: var(--nqb-font-size-md);
    color: var(--nqb-text-secondary);
}

.nqb-results-meta {
    font-size: var(--nqb-font-size-sm);
    color: var(--nqb-text-secondary);
    display: flex;
    align-items: center;
    gap: var(--nqb-spacing-xs);
}

.nqb-separator {
    opacity: 0.5;
}

.nqb-results-actions {
    display: flex;
    align-items: center;
    gap: var(--nqb-spacing-sm);
}

/* Loading State */
.nqb-loading-state {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--nqb-spacing-xxl);
    gap: var(--nqb-spacing-lg);
}

.nqb-loading-text h4 {
    margin: 0 0 var(--nqb-spacing-xs) 0;
    color: var(--nqb-text-primary);
    font-size: var(--nqb-font-size-lg);
}

.nqb-loading-text p {
    margin: 0;
    color: var(--nqb-text-secondary);
    font-size: var(--nqb-font-size-md);
}

/* Data Table */
.nqb-table-container {
    flex: 1;
}

.nqb-table-scroll {
    max-height: 600px;
    overflow-y: auto;
    border: 1px solid var(--nqb-border-color);
    border-radius: var(--nqb-border-radius-sm);
    margin: var(--nqb-spacing-lg);
}

.nqb-data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--nqb-surface);
}

.nqb-table-header {
    background: var(--nqb-surface-dark);
    position: sticky;
    top: 0;
    z-index: 10;
}

.nqb-table-column-header {
    padding: var(--nqb-spacing-md);
    text-align: left;
    border-bottom: 2px solid var(--nqb-border-color);
    border-right: 1px solid var(--nqb-border-color);
}

.nqb-table-column-header:last-child {
    border-right: none;
}

.nqb-column-header-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.nqb-column-name {
    font-weight: 600;
    color: var(--nqb-text-primary);
    font-size: var(--nqb-font-size-sm);
}

.nqb-column-type {
    font-size: var(--nqb-font-size-xs);
    color: var(--nqb-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    opacity: 0.8;
}

.nqb-table-body {
    background: var(--nqb-surface);
}

.nqb-table-row {
    transition: background-color var(--nqb-transition-fast);
}

.nqb-table-row:hover {
    background: var(--nqb-surface-light);
}

.nqb-table-row-even {
    background: var(--nqb-surface);
}

.nqb-table-row-odd {
    background: rgba(0, 0, 0, 0.02);
}

.nqb-table-cell {
    padding: var(--nqb-spacing-sm) var(--nqb-spacing-md);
    border-bottom: 1px solid var(--nqb-border-color);
    border-right: 1px solid var(--nqb-border-color);
    font-size: var(--nqb-font-size-sm);
    color: var(--nqb-text-primary);
}

.nqb-table-cell:last-child {
    border-right: none;
}

.nqb-cell-content {
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* No Results */
.nqb-no-results {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--nqb-spacing-xxl);
    text-align: center;
}

.nqb-no-results-icon {
    margin-bottom: var(--nqb-spacing-lg);
    color: var(--nqb-text-secondary);
}

.nqb-no-results-content h4 {
    margin: 0 0 var(--nqb-spacing-sm) 0;
    color: var(--nqb-text-primary);
    font-size: var(--nqb-font-size-lg);
}

.nqb-no-results-content p {
    margin: 0;
    color: var(--nqb-text-secondary);
    font-size: var(--nqb-font-size-md);
    max-width: 400px;
}

/* Pagination */
.nqb-pagination-container {
    padding: var(--nqb-spacing-lg);
    border-top: 1px solid var(--nqb-border-color);
    background: var(--nqb-surface-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--nqb-spacing-lg);
}

.nqb-pagination-info {
    font-size: var(--nqb-font-size-sm);
    color: var(--nqb-text-secondary);
}

.nqb-pagination-controls {
    display: flex;
    align-items: center;
    gap: var(--nqb-spacing-xs);
}

.nqb-page-numbers {
    display: flex;
    align-items: center;
    gap: 2px;
    margin: 0 var(--nqb-spacing-sm);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nqb-query-builder-container {
        padding: var(--nqb-spacing-md);
        gap: var(--nqb-spacing-lg);
    }
    
    .nqb-container-header-content {
        flex-direction: column;
        text-align: center;
        gap: var(--nqb-spacing-md);
    }
    
    .nqb-container-title {
        font-size: 1.5rem;
    }
    
    .nqb-field-selector {
        grid-template-columns: 1fr;
    }
    
    .nqb-results-header {
        flex-direction: column;
        align-items: stretch;
        gap: var(--nqb-spacing-md);
    }
    
    .nqb-pagination-container {
        flex-direction: column;
        gap: var(--nqb-spacing-md);
    }
    
    .nqb-table-scroll {
        margin: var(--nqb-spacing-sm);
        max-height: 400px;
    }
    
    .nqb-cell-content {
        max-width: 120px;
    }
}

/* ================================
   GLOBAL ANIMATIONS & TRANSITIONS
   ================================ */

/* Smooth page transitions */
@keyframes nqb-fade-in {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes nqb-slide-in-left {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes nqb-slide-in-right {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes nqb-bounce-in {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
    70% {
        transform: scale(0.95);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes nqb-pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(25, 118, 210, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(25, 118, 210, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(25, 118, 210, 0);
    }
}

/* Apply animations to components */
.nqb-query-builder-container {
    animation: nqb-fade-in 0.6s ease-out;
}

.nqb-container-section {
    animation: nqb-fade-in 0.8s ease-out;
    animation-fill-mode: backwards;
}

.nqb-container-section:nth-child(1) { animation-delay: 0.1s; }
.nqb-container-section:nth-child(2) { animation-delay: 0.2s; }
.nqb-container-section:nth-child(3) { animation-delay: 0.3s; }

.nqb-query-section {
    animation: nqb-slide-in-left 0.6s ease-out;
    animation-fill-mode: backwards;
}

.nqb-query-section:nth-child(odd) {
    animation-name: nqb-slide-in-left;
}

.nqb-query-section:nth-child(even) {
    animation-name: nqb-slide-in-right;
}

.nqb-field-item {
    animation: nqb-fade-in 0.4s ease-out;
    animation-fill-mode: backwards;
}

.nqb-field-item:nth-child(1) { animation-delay: 0.05s; }
.nqb-field-item:nth-child(2) { animation-delay: 0.1s; }
.nqb-field-item:nth-child(3) { animation-delay: 0.15s; }
.nqb-field-item:nth-child(4) { animation-delay: 0.2s; }
.nqb-field-item:nth-child(5) { animation-delay: 0.25s; }
.nqb-field-item:nth-child(6) { animation-delay: 0.3s; }

.nqb-run-query-button:active {
    animation: nqb-pulse 0.6s;
}

/* Enhanced hover effects */
.nqb-section-icon {
    transition: all var(--nqb-transition-fast);
}

.nqb-section-icon:hover {
    transform: scale(1.05);
}

/* Smooth table animations */
.nqb-table-row {
    animation: nqb-fade-in 0.3s ease-out;
    animation-fill-mode: backwards;
}

.nqb-table-row:nth-child(1) { animation-delay: 0.05s; }
.nqb-table-row:nth-child(2) { animation-delay: 0.1s; }
.nqb-table-row:nth-child(3) { animation-delay: 0.15s; }
.nqb-table-row:nth-child(4) { animation-delay: 0.2s; }
.nqb-table-row:nth-child(5) { animation-delay: 0.25s; }

/* Loading animations */
@keyframes nqb-spinner {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.nqb-loading-spinner {
    animation: nqb-spinner 1s linear infinite;
}