:root {
    --primary-color: #3b82f6;
    --primary-hover: #2563eb;
    --success-color: #10b981;
    --success-hover: #059669;
    --danger-color: #ef4444;
    --secondary-color: #475569;
    --secondary-hover: #334155;
    --bg-color: #f9fafb;
    --card-bg: #ffffff;
    --border-color: #e5e7eb;
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --code-bg: #f3f4f6;
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
        'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
        sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

header {
    margin-bottom: 3rem;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 2rem;
}

.header-text {
    flex: 1;
    text-align: center;
}

h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.header-emoji {
    display: inline-block;
}

.subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Language Switcher */
.language-switcher {
    flex-shrink: 0;
}

.language-select {
    padding: 0.5rem 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background-color: var(--card-bg);
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    outline: none;
}

.language-select:hover {
    border-color: var(--primary-color);
}

.language-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        align-items: center;
    }
    
    .header-text {
        order: 2;
    }
    
    .language-switcher {
        order: 1;
        align-self: flex-end;
    }
}

.card {
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
    overflow: hidden;
}

.card-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.card-header.compact {
    padding: 1rem;
}

.card-header h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.card-header.compact h2 {
    font-size: 1.5rem;
    margin-bottom: 0;
}

.card-header p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.card-body {
    padding: 1.5rem;
}

.card-body.compact {
    padding: 1rem;
}

textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-family: 'Courier New', monospace;
    font-size: 0.875rem;
    resize: vertical;
    transition: border-color 0.2s;
    max-height: 100px;
    overflow-y: auto;
}

textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.metrics-stats {
    margin-top: 1rem;
    padding: 0.75rem;
    background: var(--code-bg);
    border-radius: 6px;
}

.stat-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-group {
    margin-bottom: 1rem;
}

.form-group-inline {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.form-group-inline label {
    display: flex;
    align-items: center;
    margin-bottom: 0;
    min-width: 120px;
    flex-shrink: 0;
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.form-group-inline input,
.form-group-inline select {
    flex: 1;
    margin: 0;
}

/* Configuration Form Grid Layout */
.config-form-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 0.75rem;
}

@media (max-width: 1200px) {
    .config-form-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .config-form-grid .form-group-vertical:nth-child(3) {
        grid-column: span 2;
    }
}

@media (max-width: 1024px) {
    .config-header-row {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .config-selector-inline {
        width: 100%;
        max-width: 100%;
        margin-left: 0;
    }
    
    .config-selector-inline select {
        min-width: 0;
        width: 100%;
    }
}

.form-group-vertical {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group-vertical label {
    display: flex;
    align-items: center;
    margin-bottom: 0;
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.875rem;
}

.form-group-vertical input,
.form-group-vertical select {
    width: 100%;
    margin: 0;
}


label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.optional {
    font-weight: 400;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

input[type="password"],
input[type="text"] {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.9rem;
    transition: border-color 0.2s;
}

input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.help-text {
    display: block;
    margin-top: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

code {
    background: var(--code-bg);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 0.875em;
}

.action-section {
    text-align: center;
    margin: 2rem 0;
}

.btn {
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

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

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

.btn-primary:hover:not(:disabled) {
    background: var(--primary-hover);
    box-shadow: var(--shadow-lg);
}

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

.btn-success:hover:not(:disabled) {
    background: var(--success-hover);
}

.btn-secondary {
    background: var(--secondary-color);
    color: white;
    font-weight: 500;
}

.btn-secondary:hover:not(:disabled) {
    background: var(--secondary-hover);
    box-shadow: var(--shadow);
}

.progress-section {
    margin: 2rem 0;
}

.progress-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 3rem;
    text-align: center;
    box-shadow: var(--shadow);
}

.spinner {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
    border: 4px solid var(--border-color);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.progress-text h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.progress-text p {
    color: var(--text-secondary);
}

.result-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat {
    text-align: center;
    padding: 1.5rem;
    background: var(--bg-color);
    border-radius: 8px;
}

.stat-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.stat-value {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
}

.actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}

#jsonPreview {
    margin-top: 2rem;
}

#jsonPreview h3 {
    margin-bottom: 1rem;
    font-size: 1.125rem;
}

#jsonPreview pre {
    background: var(--code-bg);
    padding: 1.5rem;
    border-radius: 8px;
    overflow-x: auto;
    font-size: 0.875rem;
    line-height: 1.5;
    max-height: 500px;
    overflow-y: auto;
}

.error-card {
    background: #fef2f2;
    border: 2px solid var(--danger-color);
    border-radius: 12px;
    overflow: hidden;
    margin: 2rem 0;
}

.error-header {
    background: var(--danger-color);
    color: white;
    padding: 1rem 1.5rem;
}

.error-header h3 {
    font-size: 1.25rem;
}

.error-body {
    padding: 1.5rem;
}

.error-body p {
    color: #991b1b;
    margin-bottom: 1rem;
}

.info-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow);
}

.info-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.info-card ol {
    margin-left: 1.5rem;
}

.info-card li {
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
}

footer {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }

    h1 {
        font-size: 2rem;
    }

    .result-stats {
        grid-template-columns: 1fr;
    }

    .actions {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }
}

/* Panel Plans Styles */
.panel-plans-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: var(--bg-color);
    border-radius: 8px;
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
}

.selection-info {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.selection-info span {
    color: var(--primary-color);
    font-weight: 600;
}

.selection-actions {
    display: flex;
    gap: 0.5rem;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.panel-plans-list {
    display: grid;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.panel-plan-card {
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.25rem;
    transition: all 0.2s ease;
    position: relative;
    cursor: pointer;
}

.panel-plan-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow);
}

.panel-plan-card.selected {
    border-color: var(--primary-color);
    background: #eff6ff;
}

.panel-plan-checkbox {
    position: absolute;
    top: 1.25rem;
    right: 1.25rem;
    width: 22px;
    height: 22px;
    cursor: pointer;
}

.plan-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.plan-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    font-weight: 600;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.plan-header h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.plan-description {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.5;
}

.plan-details {
    display: grid;
    gap: 0.5rem;
    background: white;
    padding: 0.875rem;
    border-radius: 6px;
    border: 1px solid var(--border-color);
}

.plan-detail {
    display: flex;
    gap: 0.5rem;
    font-size: 0.875rem;
}

.detail-label {
    font-weight: 600;
    color: var(--text-primary);
    min-width: 80px;
    flex-shrink: 0;
}

.detail-value {
    color: var(--text-secondary);
    word-break: break-word;
}

/* Panel Plans Actions */
.panel-plans-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.panel-plans-actions .btn {
    min-width: 200px;
}

/* Warning Message */
.warning-message {
    background: #fef3c7;
    border: 1px solid #fbbf24;
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1.5rem;
    color: #92400e;
}

.warning-message strong {
    color: #78350f;
}

/* Metrics Information Styles */
.metrics-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    padding: 0.75rem 1rem;
    background: var(--bg-color);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.summary-stat {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.summary-label {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.summary-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.metrics-details {
    display: grid;
    gap: 1.5rem;
}

.metrics-section h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

/* Metrics List */
.metrics-list {
    display: grid;
    gap: 1rem;
    max-height: 500px;
    overflow-y: auto;
    padding-right: 0.5rem;
}

.metric-card {
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    transition: all 0.2s ease;
    margin-bottom: 0.5rem;
}

.metric-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow);
}

.metric-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
    flex-wrap: wrap;
}

.metric-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: var(--text-secondary);
    color: white;
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: 600;
    flex-shrink: 0;
}

.metric-name {
    font-family: 'Monaco', 'Menlo', 'Courier New', monospace;
    font-size: 0.9rem;
    color: var(--text-primary);
    font-weight: 600;
    background: white;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    flex-grow: 1;
}

.type-badge {
    padding: 0.125rem 0.5rem;
    border-radius: 4px;
    font-size: 0.6875rem;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0.8;
    border: 1px solid;
}

.type-badge.type-counter {
    background: #eff6ff;
    color: #3b82f6;
    border-color: #bfdbfe;
}

.type-badge.type-gauge {
    background: #fffbeb;
    color: #f59e0b;
    border-color: #fde68a;
}

.type-badge.type-histogram {
    background: #faf5ff;
    color: #a855f7;
    border-color: #e9d5ff;
}

.type-badge.type-summary {
    background: #f0fdf4;
    color: #10b981;
    border-color: #bbf7d0;
}

.type-badge.type-untyped {
    background: #f9fafb;
    color: #6b7280;
    border-color: #e5e7eb;
}

.metric-info-line {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 0.5rem;
    font-size: 0.8125rem;
    color: var(--text-secondary);
    flex-wrap: wrap;
}

.metric-help {
    color: var(--text-secondary);
    line-height: 1.4;
    flex: 0 1 auto;
}

.metric-labels-inline {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    flex-wrap: wrap;
    padding-left: 1rem;
    border-left: 1px solid var(--border-color);
}

.metric-stats-inline {
    color: var(--text-secondary);
    white-space: nowrap;
    padding-left: 1rem;
    border-left: 1px solid var(--border-color);
    margin-left: auto;
}

/* Legacy styles - keep for compatibility */
.metric-labels {
    margin: 0.25rem 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.375rem;
    align-items: center;
}

.labels-title {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 600;
    display: inline-block;
    white-space: nowrap;
    flex-shrink: 0;
}

.label-tag {
    font-family: 'Monaco', 'Menlo', 'Courier New', monospace;
    font-size: 0.75rem;
    background: #f0fdf4;
    color: #15803d;
    padding: 0.125rem 0.5rem;
    border-radius: 4px;
    border: 1px solid #bbf7d0;
}

/* Legacy metric-stats - now using metric-stats-inline */
.metric-stats {
    margin-top: 0.25rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Labels List */
.labels-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.label-badge {
    padding: 0.5rem 1rem;
    background: #f0fdf4;
    color: #15803d;
    border: 1px solid #bbf7d0;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 500;
    font-family: 'Monaco', 'Menlo', 'Courier New', monospace;
}

/* Types List */
.types-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1rem;
}

.type-card {
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: all 0.2s ease;
}

.type-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow);
}

.type-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.type-name {
    font-weight: 600;
    color: var(--text-primary);
    flex-grow: 1;
    text-transform: capitalize;
}

.type-count {
    font-size: 0.875rem;
    color: var(--text-secondary);
    white-space: nowrap;
    flex-shrink: 0;
}

.empty-message {
    color: var(--text-secondary);
    font-style: italic;
}

/* Metrics Actions */
.metrics-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    margin-top: 1.5rem;
}

.metrics-actions .btn {
    min-width: 200px;
}

/* Configuration Management Styles */
.config-header-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.card-header.compact .config-header-actions {
    margin-top: 0.25rem;
}

.config-header-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.config-header-row h2 {
    margin: 0;
    flex-shrink: 0;
}

.config-selector-inline {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-left: auto;
    max-width: 400px;
}

.config-selector-inline label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    white-space: nowrap;
    margin: 0;
}

.config-selector-inline select {
    min-width: 250px;
}

.config-actions {
    margin-top: 0.75rem;
    display: flex;
    justify-content: flex-end;
}

.form-select {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.9rem;
    background-color: white;
    cursor: pointer;
}

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

.form-input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
}

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

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    border-radius: 12px;
    max-width: 800px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h2 {
    margin: 0;
    font-size: 1.5rem;
}

.close-btn {
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--text-secondary);
    cursor: pointer;
    line-height: 1;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all 0.2s ease;
}

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

.modal-body {
    padding: 1.5rem;
}

.modal-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

/* Config List */
.config-list {
    display: grid;
    gap: 1rem;
    margin-bottom: 1.5rem;
    max-height: 500px;
    overflow-y: auto;
}

.config-item {
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    transition: all 0.2s ease;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    cursor: pointer;
}

.config-item:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow);
}

.config-radio {
    margin-top: 0.5rem;
    width: 18px;
    height: 18px;
    cursor: pointer;
    flex-shrink: 0;
}

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

.config-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.config-item-header h4 {
    margin: 0;
    font-size: 1rem;
    color: var(--text-primary);
    font-weight: 600;
}

.config-item-details {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.config-detail-compact {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.config-detail-compact strong {
    color: var(--text-secondary);
    font-weight: 500;
}

.config-detail-compact code {
    font-size: 0.813rem;
    padding: 0.125rem 0.375rem;
}

.config-item-actions {
    display: flex;
    gap: 0.25rem;
    flex-shrink: 0;
}

.config-action-btn {
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 6px;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    padding: 0;
}

.config-action-btn:hover {
    background: var(--bg-color);
    transform: scale(1.05);
}

.config-edit-btn:hover {
    color: var(--primary-color);
    background: #eff6ff;
}

.config-delete-btn:hover {
    color: var(--danger-color);
    background: #fef2f2;
}

.config-action-btn svg {
    pointer-events: none;
}

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

.btn-danger:hover {
    background-color: #dc2626;
}

/* Responsive for Panel Plans */
@media (max-width: 768px) {
    .config-form-grid {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
    
    .config-header-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
    
    .config-selector-inline {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
        min-width: 0;
    }
    
    .form-group-inline {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .form-group-inline label {
        min-width: auto;
        width: 100%;
    }
    
    .form-group-inline input,
    .form-group-inline select {
        width: 100%;
    }
    
    .panel-plans-controls {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }
    
    .selection-actions {
        width: 100%;
    }
    
    .selection-actions .btn {
        flex: 1;
    }
    
    .panel-plans-actions {
        flex-direction: column;
    }
    
    .panel-plans-actions .btn {
        width: 100%;
    }
    
    .metrics-summary {
        grid-template-columns: 1fr;
    }
    
    .types-list {
        grid-template-columns: 1fr;
    }
    
    .metrics-actions {
        flex-direction: column;
    }
    
    .metrics-actions .btn {
        width: 100%;
    }
    
    .modal-content {
        width: 95%;
        max-height: 95vh;
    }
    
    .config-item {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .config-radio {
        margin-top: 0;
    }
    
    .config-item-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .config-item-actions {
        align-self: flex-end;
    }
    
    .modal-actions {
        flex-direction: column;
    }
    
    .modal-actions .btn {
        width: 100%;
    }
}

/* RTL Support for Arabic */
[dir="rtl"] {
    direction: rtl;
}

[dir="rtl"] body {
    font-family: 'Segoe UI', Tahoma, Arial, 'Noto Sans Arabic', sans-serif;
}

[dir="rtl"] .header-content {
    flex-direction: row-reverse;
}

[dir="rtl"] .config-header-row {
    flex-direction: row-reverse;
}

[dir="rtl"] .form-group-inline {
    flex-direction: row-reverse;
}

[dir="rtl"] .panel-plans-controls {
    flex-direction: row-reverse;
}

[dir="rtl"] .selection-actions {
    flex-direction: row-reverse;
}

[dir="rtl"] .panel-plans-actions {
    flex-direction: row-reverse;
}

[dir="rtl"] .metrics-actions {
    flex-direction: row-reverse;
}

[dir="rtl"] .actions {
    flex-direction: row-reverse;
}

[dir="rtl"] .modal-actions {
    flex-direction: row-reverse;
}

[dir="rtl"] .config-item {
    flex-direction: row-reverse;
}

[dir="rtl"] .config-item-header {
    flex-direction: row-reverse;
}

[dir="rtl"] .config-item-actions {
    flex-direction: row-reverse;
}

[dir="rtl"] .plan-details {
    text-align: right;
}

[dir="rtl"] .result-stats {
    direction: ltr;
}

/* Font support for different languages */
html[lang^="hi"] body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Noto Sans Devanagari', 'Noto Sans', sans-serif;
}

html[lang^="ar"] body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Noto Sans Arabic', 'Noto Sans', sans-serif;
}

html[lang="zh-CN"] body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
}

html[lang^="es"] body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
}

/* Row Layout Styles */
.row-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: white;
    border-radius: 8px;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    font-weight: 600;
    box-shadow: var(--shadow);
    cursor: pointer;
    transition: all 0.2s ease;
}

.row-header:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.row-header:first-child {
    margin-top: 0;
}

.row-checkbox {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: white;
}

.row-icon {
    font-size: 1.25rem;
}

.row-title {
    flex: 1;
    font-size: 1.1rem;
}

.row-panel-count {
    font-size: 0.875rem;
    opacity: 0.9;
    background: rgba(255, 255, 255, 0.2);
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
}

.row-selection-count {
    font-size: 0.8rem;
    font-weight: 500;
    background: rgba(255, 255, 255, 0.3);
    padding: 0.2rem 0.6rem;
    border-radius: 0.5rem;
    font-family: 'SF Mono', 'Monaco', 'Consolas', monospace;
}

/* Panel Size Badge */
.panel-size {
    font-size: 0.75rem;
    color: var(--text-secondary);
    background: var(--code-bg);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    margin-left: auto;
    font-family: 'SF Mono', 'Monaco', 'Consolas', monospace;
}

/* Indent panels under row */
.row-header + .panel-plan-card {
    margin-left: 0;
}