/* ========================================
   maDMP Validator & Diff Tool - Styles
   ======================================== */

:root {
    --primary-color: #0d6efd;
    --success-color: #198754;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #0dcaf0;
    --light-bg: #f8f9fa;
    --dark-bg: #212529;
    --added-bg: #d1f2dd;
    --removed-bg: #f8d7da;
    --modified-bg: #fff3cd;
    --border-color: #dee2e6;
}

/* Dark Mode Variables */
body.dark-mode {
    --light-bg: #343a40;
    --dark-bg: #1a1d20;
    --border-color: #495057;
    --added-bg: #1e4620;
    --removed-bg: #58151c;
    --modified-bg: #664d03;
    background-color: var(--dark-bg);
    color: #f8f9fa;
}

body.dark-mode .card {
    background-color: var(--light-bg);
    border-color: var(--border-color);
    color: #f8f9fa;
}

body.dark-mode .card-header {
    background-color: #495057;
    border-color: var(--border-color);
}

body.dark-mode .form-control,
body.dark-mode .form-select {
    background-color: #2d3239;
    border-color: #495057;
    color: #f8f9fa;
}

body.dark-mode .form-control:focus,
body.dark-mode .form-select:focus {
    background-color: #2d3239;
    border-color: #0d6efd;
    color: #f8f9fa;
}

body.dark-mode .input-group-text {
    background-color: #495057;
    border-color: #6c757d;
    color: #f8f9fa;
}

body.dark-mode .modal-content {
    background-color: var(--light-bg);
    color: #f8f9fa;
}

body.dark-mode .modal-header {
    border-bottom-color: #495057;
}

body.dark-mode .modal-footer {
    border-top-color: #495057;
}

body.dark-mode .nav-tabs .nav-link {
    color: #adb5bd;
}

body.dark-mode .nav-tabs .nav-link.active {
    background-color: var(--light-bg);
    border-color: #495057;
    color: #f8f9fa;
}

body.dark-mode .nav-pills .nav-link {
    color: #adb5bd;
}

body.dark-mode .nav-pills .nav-link.active {
    background-color: #0d6efd;
}

body.dark-mode .btn-outline-secondary {
    color: #adb5bd;
    border-color: #6c757d;
}

body.dark-mode .btn-outline-secondary:hover {
    background-color: #6c757d;
    color: #fff;
}

body.dark-mode .dropdown-menu {
    background-color: var(--light-bg);
    border-color: #495057;
}

body.dark-mode .dropdown-item {
    color: #f8f9fa;
}

body.dark-mode .dropdown-item:hover {
    background-color: #495057;
}

body.dark-mode .text-muted {
    color: #adb5bd !important;
}

body.dark-mode .bg-light {
    background-color: #495057 !important;
}

body.dark-mode textarea {
    background-color: #2d3239;
    border-color: #495057;
    color: #f8f9fa;
}

/* ========================================
   General Styles
   ======================================== */

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.navbar-brand {
    font-weight: 600;
}

/* ========================================
   Drop Zone Styles
   ======================================== */

.drop-zone {
    border: 2px dashed var(--border-color);
    border-radius: 8px;
    padding: 40px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background-color: var(--light-bg);
}

.drop-zone:hover,
.drop-zone.drag-over {
    border-color: var(--primary-color);
    background-color: rgba(13, 110, 253, 0.05);
}

.drop-zone i {
    color: var(--primary-color);
}

/* ========================================
   Validation Status Badges
   ======================================== */

.validation-badge {
    display: inline-block;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 10px;
}

.validation-badge.success {
    background-color: var(--added-bg);
    color: var(--success-color);
    border: 1px solid var(--success-color);
}

.validation-badge.error {
    background-color: var(--removed-bg);
    color: var(--danger-color);
    border: 1px solid var(--danger-color);
}

.validation-errors {
    max-height: 200px;
    overflow-y: auto;
    font-size: 12px;
}

.validation-error-item {
    padding: 6px 10px;
    margin-bottom: 5px;
    background-color: var(--removed-bg);
    border-left: 3px solid var(--danger-color);
    border-radius: 4px;
}

.error-path {
    font-family: 'Courier New', monospace;
    font-weight: 600;
    color: var(--danger-color);
}

.error-message {
    color: #666;
    margin-top: 2px;
}

/* ========================================
   Diff Visualization Styles
   ======================================== */

.diff-container {
    min-height: 400px;
    max-height: 70vh;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background-color: white;
}

body.dark-mode .diff-container {
    background-color: #2d3239;
}

.diff-panel {
    padding: 15px;
    font-family: 'Courier New', Monaco, monospace;
    font-size: 13px;
    line-height: 1.6;
    overflow-x: auto;
}

/* Synchronized Scrolling */
.diff-panel.sync-scroll {
    scroll-behavior: smooth;
}

/* ========================================
   Collapsible Sidebar
   ======================================== */

.sidebar-toggle {
    position: fixed;
    left: 0;
    top: 70px;
    z-index: 1040;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 0 8px 8px 0;
    padding: 12px 8px;
    cursor: pointer;
    box-shadow: 2px 2px 8px rgba(0,0,0,0.2);
    transition: left 0.3s ease, background-color 0.2s ease;
}

.sidebar-toggle:hover {
    background-color: #0b5ed7;
}

.sidebar-toggle i {
    font-size: 18px;
}

.sidebar-collapsed .sidebar-toggle {
    left: 0;
}

.sidebar-collapsed .left-column {
    transform: translateX(-100%);
}

.left-column {
    transition: transform 0.3s ease;
    position: relative;
    z-index: 1030;
}

.sidebar-collapsed .sidebar-toggle {
    left: 0;
}

.right-column {
    transition: margin-left 0.3s ease, max-width 0.3s ease;
}

/* ========================================
   Side-by-Side Diff
   ======================================== */

.diff-line {
    display: flex;
    align-items: flex-start;
    padding: 2px 0;
    white-space: pre;
    min-height: 20px;
}

.diff-line-number {
    flex-shrink: 0;
    width: 50px;
    text-align: right;
    padding-right: 12px;
    color: #666;
    user-select: none;
    border-right: 1px solid var(--border-color);
    margin-right: 12px;
    font-size: 12px;
}

.diff-line-content {
    flex: 1;
    overflow-x: auto;
    padding-left: 4px;
}

body.dark-mode .diff-line-number {
    color: #adb5bd;
}

.diff-line.added {
    background-color: var(--added-bg);
}

.diff-line.removed {
    background-color: var(--removed-bg);
}

.diff-line.modified {
    background-color: var(--modified-bg);
}

.diff-line.unchanged {
    background-color: transparent;
}

.diff-line.blank {
    background-color: #f8f9fa;
    opacity: 0.5;
}

body.dark-mode .diff-line.blank {
    background-color: #1a1d20;
}

/* ========================================
   Unified Diff
   ======================================== */

.unified-header {
    background-color: var(--light-bg);
    padding: 8px 12px;
    font-weight: 600;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 10px;
}

.unified-line {
    padding: 2px 8px;
    white-space: pre;
}

.unified-line.addition::before {
    content: '+ ';
    color: var(--success-color);
    font-weight: bold;
}

.unified-line.deletion::before {
    content: '- ';
    color: var(--danger-color);
    font-weight: bold;
}

.unified-line.context::before {
    content: '  ';
}

.unified-line.addition {
    background-color: var(--added-bg);
}

.unified-line.deletion {
    background-color: var(--removed-bg);
}

/* ========================================
   JSONata Queries
   ======================================== */

.jsonata-query-block {
    margin-bottom: 20px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    overflow: hidden;
}

.jsonata-query-header {
    background-color: var(--light-bg);
    padding: 10px 15px;
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.jsonata-query-content {
    padding: 15px;
    background-color: #f5f5f5;
}

body.dark-mode .jsonata-query-content {
    background-color: #1a1d20;
}

.jsonata-query {
    font-family: 'Courier New', monospace;
    background-color: white;
    padding: 12px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    white-space: pre-wrap;
    word-break: break-all;
}

body.dark-mode .jsonata-query {
    background-color: #2d3239;
    color: #f8f9fa;
}

.query-type-badge {
    font-size: 11px;
    padding: 3px 8px;
}

.copy-query-btn {
    font-size: 12px;
}

/* ========================================
   Tree View
   ======================================== */

.tree-node {
    margin-left: 20px;
    padding: 4px 0;
}

.tree-node-header {
    padding: 6px 10px;
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: background-color 0.2s;
}

.tree-node-header:hover {
    background-color: var(--light-bg);
}

.tree-node-header.changed {
    font-weight: 600;
}

.tree-toggle {
    width: 16px;
    font-size: 12px;
    color: #666;
    user-select: none;
}

.tree-icon {
    font-size: 14px;
}

.tree-key {
    color: #0066cc;
    font-weight: 500;
}

body.dark-mode .tree-key {
    color: #5eaaf0;
}

.tree-value {
    color: #666;
    font-style: italic;
}

.tree-change-indicator {
    margin-left: auto;
    font-size: 11px;
    padding: 2px 6px;
    border-radius: 3px;
}

.tree-change-indicator.added {
    background-color: var(--added-bg);
    color: var(--success-color);
}

.tree-change-indicator.removed {
    background-color: var(--removed-bg);
    color: var(--danger-color);
}

.tree-change-indicator.modified {
    background-color: var(--modified-bg);
    color: #856404;
}

.tree-children {
    margin-left: 15px;
    border-left: 1px dashed var(--border-color);
    padding-left: 10px;
}

.tree-children.collapsed {
    display: none;
}

/* ========================================
   Statistics
   ======================================== */

.stat-item {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
}

.stat-item:last-child {
    border-bottom: none;
}

.stat-label {
    font-weight: 500;
    color: #666;
}

.stat-value {
    font-weight: 600;
    color: var(--primary-color);
}

/* ========================================
   Loading Overlay
   ======================================== */

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    color: white;
}

.loading-overlay .spinner-border {
    width: 3rem;
    height: 3rem;
}

/* ========================================
   Toast Notifications
   ======================================== */

.toast {
    min-width: 300px;
}

.toast-header {
    font-weight: 600;
}

/* ========================================
   Utility Classes
   ======================================== */

.code-block {
    background-color: #f5f5f5;
    padding: 12px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    font-family: 'Courier New', monospace;
    font-size: 12px;
    overflow-x: auto;
    white-space: pre-wrap;
}

body.dark-mode .code-block {
    background-color: #2d3239;
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: #999;
}

.empty-state i {
    font-size: 48px;
    margin-bottom: 20px;
    opacity: 0.5;
}

.badge-counter {
    font-size: 11px;
    padding: 3px 7px;
    margin-left: 5px;
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 991px) {
    .sidebar-toggle {
        display: block;
    }

    .left-column {
        position: fixed;
        left: 0;
        top: 56px;
        height: calc(100vh - 56px);
        overflow-y: auto;
        background-color: white;
        box-shadow: 2px 0 10px rgba(0,0,0,0.1);
        z-index: 1030;
    }

    body.dark-mode .left-column {
        background-color: var(--dark-bg);
    }
}

@media (min-width: 992px) {
    .sidebar-toggle {
        display: block;
    }

    body.sidebar-collapsed .left-column {
        transform: translateX(-100%);
        position: fixed;
        left: 0;
        top: 56px;
        height: calc(100vh - 56px);
        overflow-y: auto;
        background-color: white;
        box-shadow: 2px 0 10px rgba(0,0,0,0.1);
        z-index: 1030;
    }

    body.dark-mode.sidebar-collapsed .left-column {
        background-color: var(--dark-bg);
    }

    body.sidebar-collapsed .right-column {
        max-width: 100%;
        flex: 0 0 100%;
    }
}

@media (max-width: 768px) {
    .diff-container {
        max-height: 500px;
    }

    .nav-pills .nav-link {
        font-size: 12px;
        padding: 6px 10px;
    }

    .tree-node {
        margin-left: 10px;
    }

    .tree-children {
        margin-left: 8px;
        padding-left: 5px;
    }
}

/* ========================================
   Syntax Highlighting
   ======================================== */

.json-key {
    color: #0066cc;
}

.json-string {
    color: #008000;
}

.json-number {
    color: #0000ff;
}

.json-boolean {
    color: #800080;
}

.json-null {
    color: #808080;
}

body.dark-mode .json-key {
    color: #5eaaf0;
}

body.dark-mode .json-string {
    color: #8fd15c;
}

body.dark-mode .json-number {
    color: #ff8c00;
}

body.dark-mode .json-boolean {
    color: #ff69b4;
}

/* ========================================
   Scrollbar Styling
   ======================================== */

.diff-panel::-webkit-scrollbar,
.diff-container::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.diff-panel::-webkit-scrollbar-track,
.diff-container::-webkit-scrollbar-track {
    background: var(--light-bg);
}

.diff-panel::-webkit-scrollbar-thumb,
.diff-container::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 4px;
}

.diff-panel::-webkit-scrollbar-thumb:hover,
.diff-container::-webkit-scrollbar-thumb:hover {
    background: #555;
}

/* ========================================
   Search & Navigation Highlighting
   ======================================== */

.search-match {
    background-color: rgba(255, 255, 0, 0.3) !important;
    border-left: 3px solid #ffc107;
}

.search-match-current {
    background-color: rgba(255, 165, 0, 0.5) !important;
    border-left: 3px solid #ff8c00;
    animation: pulse-highlight 1s ease-in-out;
}

.nav-highlight {
    background-color: rgba(13, 110, 253, 0.2) !important;
    border: 2px solid var(--primary-color);
    box-shadow: 0 0 10px rgba(13, 110, 253, 0.3);
}

/* ========================================
   Session History Styles
   ======================================== */

.session-history-body {
    max-height: 400px;
    overflow-y: auto;
}

.session-item {
    border-bottom: 1px solid var(--border-color);
    padding: 12px;
    transition: background-color 0.2s;
}

.session-item:hover {
    background-color: var(--light-bg);
}

.session-item:last-child {
    border-bottom: none;
}

.bookmark-btn {
    color: #ccc;
    text-decoration: none;
}

.bookmark-btn.bookmarked {
    color: #ffc107;
}

.bookmark-btn:hover {
    color: #ffc107;
}

body.dark-mode .session-item {
    border-color: #495057;
}

body.dark-mode .session-item:hover {
    background-color: #2d3239;
}

/* ========================================
   Export Dropdown
   ======================================== */

.dropdown-item {
    cursor: pointer;
}

.dropdown-item i {
    width: 20px;
    margin-right: 8px;
}

/* ========================================
   Keyboard Shortcuts Modal
   ======================================== */

kbd {
    background-color: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 3px;
    box-shadow: 0 1px 0 rgba(0,0,0,0.2);
    color: #333;
    display: inline-block;
    font-family: monospace;
    font-size: 0.875em;
    padding: 2px 6px;
}

body.dark-mode kbd {
    background-color: #495057;
    border-color: #6c757d;
    color: #f8f9fa;
}

/* ========================================
   Filter Badges
   ======================================== */

.form-check-label .badge {
    font-size: 0.7em;
    margin-left: 4px;
}

/* ========================================
   Animations
   ======================================== */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.3s ease-in-out;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.pulsing {
    animation: pulse 2s infinite;
}

@keyframes pulse-highlight {
    0%, 100% {
        background-color: rgba(255, 165, 0, 0.5);
    }
    50% {
        background-color: rgba(255, 165, 0, 0.8);
    }
}

/* ========================================
   Utility Classes for New Features
   ======================================== */

.btn-group-sm .btn {
    font-size: 0.875rem;
}

.text-truncate-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.cursor-pointer {
    cursor: pointer;
}

/* ========================================
   Responsive Adjustments for New Features
   ======================================== */

@media (max-width: 768px) {
    .search-match,
    .nav-highlight {
        border-width: 2px;
    }

    .session-item {
        padding: 8px;
    }

    .btn-group-sm .btn {
        font-size: 0.75rem;
        padding: 0.25rem 0.5rem;
    }

    .form-check-inline {
        display: block;
        margin-bottom: 0.5rem;
    }
}

/* ========================================
   File Library Styles
   ======================================== */

.file-library-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.2s ease;
}

.file-library-item:hover {
    background-color: rgba(0, 0, 0, 0.03);
}

body.dark-mode .file-library-item:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

.file-library-item:last-child {
    border-bottom: none;
}

.file-library-item.selected {
    background-color: rgba(13, 110, 253, 0.1);
    border-left: 3px solid var(--primary-color);
}

body.dark-mode .file-library-item.selected {
    background-color: rgba(94, 170, 240, 0.15);
}

.file-info {
    flex: 1;
    min-width: 0;
    margin-right: 12px;
}

.file-name {
    font-weight: 500;
    margin-bottom: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-meta {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
}

.file-meta .badge {
    font-size: 0.75rem;
}

.file-actions {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
}

.file-actions .btn-group {
    margin-right: 4px;
}

.file-actions .btn {
    min-width: auto;
}

/* File Library Empty State */
.file-library-item .empty-state {
    text-align: center;
    padding: 2rem 1rem;
}

/* Selection Buttons */
.file-library-item .btn-check:checked + .btn-outline-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
    font-weight: 600;
}

/* File Library Card Adjustments */
#fileLibraryList {
    min-height: 100px;
}

#fileLibraryList:empty::after {
    content: "No files uploaded yet";
    display: block;
    text-align: center;
    padding: 2rem;
    color: var(--text-muted);
    font-style: italic;
}

/* Badge Count */
#fileLibraryCount {
    font-size: 0.75rem;
    font-weight: 600;
    min-width: 24px;
    text-align: center;
}

/* Add to Library Checkbox */
#addToLibraryCheck {
    cursor: pointer;
}

#addToLibraryCheck + label {
    cursor: pointer;
    user-select: none;
}

/* Settings Dropdown */
.dropdown-item .form-check-switch {
    padding-left: 0;
}

.dropdown-item .form-check-switch .form-check-input {
    margin-right: 8px;
}

/* Responsive File Library */
@media (max-width: 768px) {
    .file-library-item {
        flex-direction: column;
        align-items: flex-start;
        padding: 10px 12px;
    }

    .file-info {
        margin-right: 0;
        margin-bottom: 8px;
        width: 100%;
    }

    .file-actions {
        width: 100%;
        justify-content: flex-end;
    }

    .file-meta {
        flex-wrap: wrap;
    }
}