:root {
    /* Light theme colors */
    --bg-primary: #f8f9fd;
    --bg-secondary: #ffffff;
    --bg-tertiary: #eef1fd;
    --text-primary: #1e293b;
    --text-secondary: #475569;
    --accent-primary: #3b82f6;
    --accent-secondary: #60a5fa;
    --accent-tertiary: #93c5fd;
    --card-bg: #ffffff;
    --card-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.025);
    --card-border: rgba(226, 232, 240, 0.8);
    --header-bg: rgba(255, 255, 255, 0.8);
    --btn-primary-bg: #3b82f6;
    --btn-primary-text: #ffffff;
    --btn-secondary-bg: #2196F3;
    --btn-danger-bg: #f44336;
    --btn-default-bg: #e7e7e7;
    --btn-default-text: #333;
    --table-header-bg: #3b82f6;
    --table-header-text: #ffffff;
    --table-border: #ddd;
    --table-row-alt: #f2f2f2;
    --input-border: #ddd;
    --status-info-bg: #e7f3fe;
    --status-info-border: #2196F3;
    --status-error-bg: #ffdddd;
    --status-error-border: #f44336;
    --status-success-bg: #ddffdd;
    --status-success-border: #4CAF50;
    --toggle-bg: #1e293b;
    --toggle-circle: #fff;
    --parent-bg: rgba(59, 130, 246, 0.1);
    --parent-border: rgba(59, 130, 246, 0.3);
}

[data-theme="dark"] {
    /* Dark theme colors */
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --text-primary: #e2e8f0;
    --text-secondary: #cbd5e1;
    --accent-primary: #3b82f6;
    --accent-secondary: #60a5fa;
    --accent-tertiary: #1d4ed8;
    --card-bg: #1e293b;
    --card-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.15);
    --card-border: rgba(51, 65, 85, 0.8);
    --header-bg: rgba(15, 23, 42, 0.85);
    --btn-primary-bg: #3b82f6;
    --btn-primary-text: #ffffff;
    --btn-secondary-bg: #60a5fa;
    --btn-danger-bg: #ef4444;
    --btn-default-bg: #334155;
    --btn-default-text: #e2e8f0;
    --table-header-bg: #3b82f6;
    --table-header-text: #ffffff;
    --table-border: #334155;
    --table-row-alt: #1e293b;
    --input-border: #334155;
    --status-info-bg: #1e3a8a;
    --status-info-border: #3b82f6;
    --status-error-bg: #7f1d1d;
    --status-error-border: #ef4444;
    --status-success-bg: #14532d;
    --status-success-border: #22c55e;
    --toggle-bg: #e2e8f0;
    --toggle-circle: #0f172a;
    --parent-bg: rgba(59, 130, 246, 0.2);
    --parent-border: rgba(59, 130, 246, 0.4);
}

/* Parent field group styles */
.parent-field-group {
    margin-bottom: 16px;
    padding: 12px 15px;
    background-color: var(--parent-bg);
    border: 1px solid var(--parent-border);
    border-radius: 6px;
}

.parent-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-weight: 600;
    color: var(--accent-primary);
}

.parent-label {
    font-weight: 600;
}

.repeating-checkbox-label {
    display: flex;
    align-items: center;
    font-weight: normal;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.repeating-checkbox {
    margin-right: 5px;
}

/* Field item with indentation for child relationships */
.field-item[data-parent-path] {
    margin-left: 20px;
    position: relative;
}

.parent-indicator {
    color: var(--accent-primary);
    margin-right: 8px;
}

/* Parent rule in advanced mode */
.parent-rule {
    background-color: var(--parent-bg);
    border: 1px solid var(--parent-border);
}

/* Additional styles for other elements */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    transition: background-color 0.3s, color 0.3s, border-color 0.3s, box-shadow 0.3s;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    padding: 20px;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    background-color: var(--bg-secondary);
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--card-shadow);
    border: 1px solid var(--card-border);
}

/* Header styles */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    position: relative;
}

/* Center the main title */
h1 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
}

.top-nav {
    display: flex;
    align-items: center;
    gap: 12px;
}

.home-link {
    display: inline-flex;
    align-items: center;
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 500;
    padding: 5px 0;
}

.home-link i {
    margin-right: 8px;
}

.home-link:hover {
    text-decoration: underline;
}

/* Buy Me a Coffee Button */
.btn-coffee {
    background-color: #FFDD00;
    color: #000000;
    border: none;
    border-radius: 8px;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
    text-decoration: none;
    order: 1; /* Buy me a coffee button appears first */
}

.btn-coffee:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

/* Steam animation */
.btn-coffee:hover::before {
    content: '';
    position: absolute;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.7);
    top: 2px;
    left: 12px;
    animation: steam 1.5s infinite ease-out;
}

.btn-coffee:hover::after {
    content: '';
    position: absolute;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.7);
    top: 0;
    left: 18px;
    animation: steam 1.5s infinite ease-out 0.3s;
}

@keyframes steam {
    0% {
        transform: translateY(0) scale(1);
        opacity: 0.7;
    }
    50% {
        transform: translateY(-10px) scale(1.5);
        opacity: 0.4;
    }
    100% {
        transform: translateY(-15px) scale(2);
        opacity: 0;
    }
}

/* Add shake animation for hover */
@keyframes shake {
    0% { transform: rotate(0); }
    15% { transform: rotate(-5deg); }
    30% { transform: rotate(5deg); }
    45% { transform: rotate(-4deg); }
    60% { transform: rotate(4deg); }
    75% { transform: rotate(-2deg); }
    85% { transform: rotate(2deg); }
    92% { transform: rotate(-1deg); }
    100% { transform: rotate(0); }
}

.btn-coffee:hover i {
    animation: shake 0.5s ease;
    color: #000000;
}

/* Dark mode adjustments */
[data-theme="dark"] .btn-coffee {
    color: #000000;
}

/* Theme Toggle */
.theme-toggle {
    background-color: var(--toggle-bg);
    border: none;
    width: 3rem;
    height: 1.5rem;
    border-radius: 1rem;
    position: relative;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 0.25rem;
    order: 2; /* Theme toggle appears second */
}

.theme-toggle i {
    font-size: 0.75rem;
    color: var(--toggle-circle);
}

.toggle-circle {
    position: absolute;
    top: 0.125rem;
    left: 0.125rem;
    height: 1.25rem;
    width: 1.25rem;
    background-color: var(--toggle-circle);
    border-radius: 50%;
    transition: transform 0.3s;
}

[data-theme="dark"] .toggle-circle {
    transform: translateX(1.5rem);
}

/* Language Selector Container */
.language-selector-container {
    position: relative;
    order: 3; /* Language selector appears third */
}

/* Reset flexbox order */
.top-nav > * {
    order: 0 !important;
}

/* Force coffee button to be first */
.btn-coffee {
    order: 1 !important;
}

/* Force theme toggle to be second */
.theme-toggle {
    order: 2 !important;
}

/* Force language selector to be third */
.language-selector-container {
    order: 3 !important;
}

/* Make sure language dropdown doesn't override the container */
.language-dropdown-wrapper {
    display: flex !important;
}

/* Add tool description style */
.tool-description {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 20px;
    margin-top: 30px; /* Add more space after the repositioned header */
}

.form-group {
    margin-bottom: 24px;
    padding: 20px;
    background-color: var(--bg-tertiary);
    border-radius: 8px;
}

.form-group h3 {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.form-group h3 i {
    margin-right: 8px;
    color: var(--accent-primary);
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-primary);
}

input[type="file"] {
    width: 100%;
    padding: 10px;
    background-color: var(--bg-secondary);
    border-radius: 6px;
    border: 1px solid var(--input-border);
    color: var(--text-primary);
}

input[type="text"], select, textarea {
    width: 100%;
    padding: 10px 12px;
    border-radius: 6px;
    border: 1px solid var(--input-border);
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 0.95rem;
}

textarea {
    min-height: 150px;
    font-family: monospace;
    resize: vertical;
}

input[type="text"]:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.3);
}

.field-item {
    display: flex;
    align-items: center;
    margin-bottom: 12px;
}

.field-item button {
    margin-left: 12px;
    background-color: var(--btn-danger-bg);
    color: white;
    border: none;
    border-radius: 6px;
    padding: 10px 15px;
    cursor: pointer;
    font-weight: 500;
    transition: background-color 0.2s;
}

.field-item button:hover {
    filter: brightness(90%);
}

.add-btn {
    background-color: var(--btn-secondary-bg);
    color: white;
    border: none;
    border-radius: 6px;
    padding: 10px 15px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    transition: background-color 0.2s;
}

.add-btn i {
    margin-right: 6px;
}

.add-btn:hover {
    filter: brightness(90%);
}

.default-fields {
    margin-top: 16px;
}

.default-fields small {
    display: block;
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.preset-btn {
    margin-right: 8px;
    margin-bottom: 8px;
    background-color: var(--btn-default-bg);
    color: var(--btn-default-text);
    border: none;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 0.85rem;
    cursor: pointer;
    font-weight: 500;
    transition: background-color 0.2s;
}

.preset-btn:hover {
    filter: brightness(90%);
}

.btn {
    background-color: var(--btn-primary-bg);
    color: var(--btn-primary-text);
    padding: 12px 20px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: background-color 0.2s;
    display: inline-flex;
    align-items: center;
}

.btn i {
    margin-right: 8px;
}

.btn:hover {
    filter: brightness(90%);
}

#exportBtn {
    background-color: var(--btn-secondary-bg);
    margin-bottom: 20px;
}

.status {
    margin-top: 20px;
    padding: 15px;
    border-radius: 6px;
    background-color: var(--status-info-bg);
    border-left: 6px solid var(--status-info-border);
    color: var(--text-primary);
}

.error {
    background-color: var(--status-error-bg);
    border-left: 6px solid var(--status-error-border);
}

.success {
    background-color: var(--status-success-bg);
    border-left: 6px solid var(--status-success-border);
}

#resultsContainer {
    margin-top: 30px;
}

#resultsContainer h2 {
    margin-bottom: 16px;
    font-size: 1.5rem;
    color: var(--text-primary);
}

.table-container {
    overflow-x: auto;
    border-radius: 6px;
    box-shadow: var(--card-shadow);
}

#results {
    width: 100%;
    border-collapse: collapse;
    border: 1px solid var(--table-border);
    border-radius: 6px;
    overflow: hidden;
}

#results th, #results td {
    padding: 12px 15px;
    text-align: left;
    border: 1px solid var(--table-border);
}

#results th {
    background-color: var(--table-header-bg);
    color: var(--table-header-text);
    font-weight: 600;
}

#results tr:nth-child(even) {
    background-color: var(--table-row-alt);
}

#results tr:hover {
    background-color: var(--bg-tertiary);
}

.rule-container {
    background-color: var(--bg-secondary);
    border: 1px solid var(--input-border);
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 20px;
}

.rule-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.rule-title {
    font-weight: 600;
    display: flex;
    align-items: center;
}

.rule-title i {
    margin-right: 8px;
    color: var(--accent-primary);
}

.condition-container {
    margin-bottom: 15px;
    padding-left: 15px;
    border-left: 3px solid var(--accent-tertiary);
}

.condition-row {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
    flex-wrap: wrap;
    gap: 10px;
}

.condition-row > * {
    margin-right: 10px;
}

.condition-component {
    flex-grow: 1;
    min-width: 150px;
}

.extraction-target {
    margin-top: 15px;
    background-color: var(--bg-tertiary);
    border-radius: 6px;
    padding: 15px;
}

.extraction-target h4 {
    margin-bottom: 10px;
    color: var(--text-primary);
    font-size: 1rem;
}

.mode-selector {
    display: flex;
    margin-bottom: 20px;
    background-color: var(--bg-tertiary);
    border-radius: 8px;
    overflow: hidden;
}

.mode-btn {
    flex: 1;
    padding: 12px;
    text-align: center;
    background: none;
    border: none;
    cursor: pointer;
    font-weight: 600;
    color: var(--text-secondary);
    transition: all 0.3s;
}

.mode-btn.active {
    background-color: var(--accent-primary);
    color: white;
}

.mode-btn:hover:not(.active) {
    background-color: var(--bg-secondary);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.help-text {
    margin-top: 8px;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-style: italic;
}

.info-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background-color: var(--accent-tertiary);
    color: white;
    font-size: 12px;
    margin-left: 6px;
    cursor: help;
}

/* Tooltip styles */
.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip .tooltiptext {
    visibility: hidden;
    width: 250px;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    text-align: left;
    border-radius: 6px;
    padding: 10px;
    position: absolute;
    z-index: 1;
    bottom: 125%;
    left: 50%;
    margin-left: -125px;
    opacity: 0;
    transition: opacity 0.3s;
    font-weight: normal;
    font-size: 0.85rem;
    box-shadow: var(--card-shadow);
    border: 1px solid var(--card-border);
}

.tooltip:hover .tooltiptext {
    visibility: visible;
    opacity: 1;
}

.info-badge {
    display: inline-block;
    background-color: var(--accent-tertiary);
    color: white;
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    margin-left: 8px;
}

.example-xml {
    margin-top: 20px;
    background-color: var(--bg-secondary);
    border: 1px dashed var(--card-border);
    padding: 15px;
    border-radius: 6px;
    font-family: monospace;
    font-size: 0.9rem;
    color: var(--text-primary);
    overflow-x: auto;
    white-space: pre;
}

/* Toggle panel styles */
.toggle-panel {
    border: 1px solid var(--card-border);
    border-radius: 8px;
    margin-bottom: 20px;
    overflow: hidden;
}

.toggle-header {
    background-color: var(--bg-tertiary);
    padding: 12px 15px;
    cursor: pointer;
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.toggle-header:hover {
    background-color: var(--bg-secondary);
}

.toggle-content {
    padding: 15px;
    display: none;
    background-color: var(--bg-secondary);
}

.toggle-content.active {
    display: block;
}

/* Export options */
.export-options {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.export-options select {
    min-width: 120px;
}

.export-options label {
    margin-bottom: 0;
    white-space: nowrap;
}

.actions-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 20px 0;
    flex-wrap: wrap;
    gap: 15px;
}

.tool-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.feature {
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.feature-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--accent-tertiary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.feature-content h3 {
    margin: 0 0 5px;
    color: var(--text-primary);
    font-size: 1.1rem;
}

.feature-content p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Footer Navigation */
.footer-navigation {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--card-border);
}

.nav-link {
    display: inline-flex;
    align-items: center;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
}

.nav-link i {
    margin-right: 6px;
}

.nav-link:hover {
    color: var(--accent-primary);
}

/* Media queries for responsive design */
@media (max-width: 768px) {
    .container {
        padding: 20px 15px;
    }
    
    .header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
        position: relative;
    }
    
    h1 {
        position: relative;
        left: 0;
        transform: none;
        text-align: center;
        width: 100%;
        margin: 15px 0;
    }
    
    .top-nav {
        width: 100%;
        justify-content: flex-end;
    }
    
    .field-item {
        flex-direction: column;
        align-items: stretch;
    }
    
    .field-item button {
        margin-left: 0;
        margin-top: 8px;
    }
    
    input[type="text"] {
        width: 100%;
    }

    .condition-row {
        flex-direction: column;
        align-items: stretch;
    }

    .condition-row > * {
        margin-right: 0;
        margin-bottom: 10px;
        width: 100%;
    }
    
    .export-options {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .actions-bar {
        flex-direction: column;
        align-items: stretch;
    }
    
    .actions-bar .btn {
        width: 100%;
    }
}

.parent-field-group {
    margin-bottom: 16px;
    padding: 12px 15px 15px 15px;
    background-color: var(--parent-bg);
    border: 1px solid var(--parent-border);
    border-radius: 6px;
}

.parent-field-group .field-item {
    margin-top: 8px;
    margin-left: 24px !important;
    position: relative;
}

.parent-field-group .field-item::before {
    content: '';
    position: absolute;
    left: -12px;
    top: 50%;
    width: 10px;
    height: 1px;
    background-color: var(--accent-primary);
}

#advanced-mode .form-group:nth-child(2) {
    margin-top: 20px;
}