/* JSON Formatter - Modern Slick Design */

/* ===============================================
   MODERN TOOL HEADER DESIGN
   =============================================== */
.tool-header {
    text-align: center;
    margin-bottom: 3rem;
    padding: 3rem 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--info-color) 100%);
    border-radius: var(--radius-xl);
    color: white;
    position: relative;
    overflow: hidden;
}

.tool-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    pointer-events: none;
}

.tool-header h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    position: relative;
    z-index: 1;
}

.tool-header p {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

/* ===============================================
   MODERN SECTION CONTAINERS
   =============================================== */
.examples-section,
.input-section,
.output-section,
.options-section {
    background: var(--bg-card);
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    margin-bottom: 2rem;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.examples-section::before,
.input-section::before,
.output-section::before,
.options-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--info-color), var(--success-color));
}

.examples-section:hover,
.input-section:hover,
.output-section:hover,
.options-section:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--border-hover);
}

.formatter-main {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* Section Headers */
.examples-section h2,
.input-section h2,
.output-section h2,
.options-section h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 2.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.examples-section h2 i,
.input-section h2 i,
.output-section h2 i,
.options-section h2 i {
    color: var(--primary-color);
    font-size: 1.5rem;
}

/* ===============================================
   MODERN BUTTON SYSTEM
   =============================================== */
.btn {
    padding: 0.875rem 1.75rem;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s;
}

.btn:hover::before {
    left: 100%;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--primary-hover), var(--primary-color));
}

.btn-secondary {
    background: linear-gradient(135deg, var(--secondary-color), #475569);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-secondary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color), #059669);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-success:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-info {
    background: linear-gradient(135deg, var(--info-color), #0284c7);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-info:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning-color), #d97706);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-warning:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-danger {
    background: linear-gradient(135deg, var(--error-color), #dc2626);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-danger:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background: var(--bg-card);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.btn-outline:hover:not(:disabled) {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    border-radius: var(--radius-md);
}

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.125rem;
    font-weight: 700;
}

/* ===============================================
   EXAMPLES SECTION
   =============================================== */
.examples-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.example-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.example-btn {
    padding: 0.75rem 1.5rem;
    border: 2px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border-radius: var(--radius-lg);
    cursor: pointer;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.example-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s;
}

.example-btn:hover::before {
    left: 100%;
}

.example-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.example-btn.active {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    border-color: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-md);
}

.example-preview {
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    min-height: 200px;
    overflow: auto;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.875rem;
    line-height: 1.5;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.example-preview:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.example-preview pre {
    margin: 0;
    color: var(--text-primary);
    white-space: pre-wrap;
    word-wrap: break-word;
}

.example-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
}

/* ===============================================
   INPUT METHODS SECTION
   =============================================== */
.input-methods {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.method-tabs {
    display: flex;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: 0.375rem;
    gap: 0.375rem;
    box-shadow: var(--shadow-sm);
}

.tab-btn {
    flex: 1;
    padding: 0.875rem 1.5rem;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
}

.tab-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s;
}

.tab-btn:hover::before {
    left: 100%;
}

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

.tab-btn.active {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: white;
    box-shadow: var(--shadow-sm);
}

.tab-content {
    display: none;
}

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

/* Input Groups */
.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.input-label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1rem;
}

.json-input-container {
    position: relative;
}

.json-textarea {
    width: 100%;
    min-height: 300px;
    padding: 1.5rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.875rem;
    line-height: 1.6;
    background: var(--bg-secondary);
    color: var(--text-primary);
    resize: vertical;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.json-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.json-textarea::placeholder {
    color: var(--text-muted);
    font-style: italic;
}

.input-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

/* File Upload */
.file-upload-area {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-lg);
    padding: 3rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    background: var(--bg-secondary);
    box-shadow: var(--shadow-sm);
}

.file-upload-area:hover {
    border-color: var(--primary-color);
    background: rgba(59, 130, 246, 0.05);
    box-shadow: var(--shadow-md);
}

.file-upload-area.dragover {
    border-color: var(--primary-color);
    background: rgba(59, 130, 246, 0.1);
    transform: scale(1.02);
}

.upload-icon {
    font-size: 3rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.upload-text h3 {
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.upload-text p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.file-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem;
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    border: 2px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.file-info:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.file-details {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.file-details i {
    color: var(--primary-color);
    font-size: 1.5rem;
}

/* URL Input */
.url-input-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.url-input-container {
    display: flex;
    gap: 0.75rem;
}

.url-input {
    flex: 1;
    padding: 0.875rem 1.25rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    font-size: 0.9rem;
    background: var(--bg-secondary);
    color: var(--text-primary);
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.url-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.url-input::placeholder {
    color: var(--text-muted);
}

.url-note {
    color: var(--text-muted);
    font-size: 0.8rem;
    font-style: italic;
}

/* ===============================================
   OUTPUT SECTION
   =============================================== */
.output-container {
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.output-container:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.output-header {
    background: var(--bg-tertiary);
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid var(--border-color);
}

.json-stats {
    display: flex;
    gap: 2rem;
}

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

.stat-label {
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-value {
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 700;
}

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

.json-output-container {
    background: var(--bg-secondary);
    max-height: 500px;
    overflow: auto;
}

.json-output {
    margin: 0;
    padding: 1.5rem;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--text-primary);
    white-space: pre-wrap;
    word-wrap: break-word;
    min-height: 200px;
}

.empty-state {
    text-align: center;
    color: var(--text-muted);
    padding: 3rem 1rem;
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.empty-state p {
    font-size: 0.9rem;
}

/* JSON Syntax Highlighting */
.json-output.highlighted .json-key {
    color: #0066cc;
    font-weight: 600;
}

.json-output.highlighted .json-string {
    color: #22c55e;
}

.json-output.highlighted .json-number {
    color: #f59e0b;
}

.json-output.highlighted .json-boolean {
    color: #ef4444;
    font-weight: 600;
}

.json-output.highlighted .json-null {
    color: #64748b;
    font-style: italic;
}

/* Error Display */
.json-error {
    background: rgba(239, 68, 68, 0.1);
    border-left: 4px solid var(--error-color);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    margin: 1rem 0;
}

.json-error-message {
    color: var(--error-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

/* ===============================================
   OPTIONS SECTION
   =============================================== */
.options-container {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.option-groups {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.option-group {
    background: var(--bg-secondary);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    border: 2px solid var(--border-color);
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.option-group:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.option-group h3 {
    color: var(--text-primary);
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.indent-options,
.checkbox-options {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.quick-actions {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

/* Radio Buttons */
.radio-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    padding: 0.75rem;
    border-radius: var(--radius-md);
    transition: var(--transition);
    background: var(--bg-tertiary);
    border: 2px solid transparent;
}

.radio-label:hover {
    background: rgba(59, 130, 246, 0.05);
    border-color: var(--primary-color);
}

.radio-label input[type="radio"] {
    display: none;
}

.radio-btn {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    position: relative;
    transition: var(--transition);
    flex-shrink: 0;
}

.radio-btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 50%;
    opacity: 0;
    transition: var(--transition);
}

.radio-label input[type="radio"]:checked + .radio-btn {
    border-color: var(--primary-color);
}

.radio-label input[type="radio"]:checked + .radio-btn::after {
    opacity: 1;
}

.radio-label input[type="radio"]:checked ~ span {
    color: var(--primary-color);
    font-weight: 600;
}

/* Checkboxes */
.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    padding: 0.75rem;
    border-radius: var(--radius-md);
    transition: var(--transition);
    background: var(--bg-tertiary);
    border: 2px solid transparent;
}

.checkbox-label:hover {
    background: rgba(59, 130, 246, 0.05);
    border-color: var(--primary-color);
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    position: relative;
    transition: var(--transition);
    flex-shrink: 0;
}

.checkmark::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 6px;
    width: 6px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
    opacity: 0;
    transition: var(--transition);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    opacity: 1;
}

.checkbox-label input[type="checkbox"]:checked ~ span {
    color: var(--primary-color);
    font-weight: 600;
}

.format-actions {
    text-align: center;
}

/* ===============================================
   SEO CONTENT SECTIONS
   =============================================== */
.seo-content {
    background: var(--bg-secondary);
    margin-top: 4rem;
}

.seo-content section {
    padding: 4rem 0;
}

.seo-content section:nth-child(even) {
    background: var(--bg-tertiary);
}

.seo-content h2 {
    font-size: 2.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.seo-content h2 i {
    color: var(--primary-color);
    font-size: 2rem;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.step-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    text-align: center;
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--border-color);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.step-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--info-color), var(--success-color));
}

.step-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--border-hover);
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    margin: 0 auto 1.5rem;
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.step-number::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

.step-content h3 {
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.step-content p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.features-container {
    max-width: 1000px;
    margin: 0 auto;
}

.features-list {
    display: grid;
    gap: 2rem;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    background: var(--bg-card);
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--border-color);
    transition: var(--transition);
}

.feature-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--border-hover);
}

.feature-item i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-top: 0.25rem;
    background: linear-gradient(135deg, var(--primary-color), var(--info-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.feature-item h4 {
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.feature-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.use-case-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    text-align: center;
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--border-color);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.use-case-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--info-color), var(--success-color));
}

.use-case-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--border-hover);
}

.use-case-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--info-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    box-shadow: var(--shadow-lg);
}

.use-case-icon i {
    font-size: 2rem;
    color: white;
}

.use-case-card h3 {
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.use-case-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* FAQ Section */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    margin-bottom: 1rem;
    box-shadow: var(--shadow-md);
    border: 2px solid var(--border-color);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    border-color: var(--border-hover);
}

.faq-question {
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.faq-question:hover {
    background: var(--bg-secondary);
}

.faq-question h4 {
    color: var(--text-primary);
    font-size: 1.125rem;
    font-weight: 700;
    margin: 0;
}

.faq-question i {
    color: var(--text-muted);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding: 0 1.5rem 1.5rem;
}

.faq-answer p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* ===============================================
   RESPONSIVE DESIGN
   =============================================== */
@media (max-width: 1024px) {
    .steps-grid,
    .use-cases-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }

    .features-list {
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .tool-header {
        padding: 2rem 1rem;
        margin-bottom: 2rem;
    }

    .tool-header h1 {
        font-size: 2rem;
        flex-direction: column;
        gap: 0.5rem;
    }

    .tool-header p {
        font-size: 1rem;
    }

    .examples-section,
    .input-section,
    .output-section,
    .options-section {
        padding: 1.5rem;
        margin-bottom: 1.5rem;
    }

    .seo-content h2 {
        font-size: 2rem;
        flex-direction: column;
        gap: 0.5rem;
    }

    .example-categories {
        flex-direction: column;
    }

    .method-tabs {
        flex-direction: column;
    }

    .json-stats {
        flex-direction: column;
        gap: 0.5rem;
    }

    .output-header {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }

    .output-actions {
        justify-content: center;
    }

    .option-groups {
        grid-template-columns: 1fr;
    }

    .quick-actions {
        flex-direction: column;
    }

    .steps-grid,
    .use-cases-grid {
        grid-template-columns: 1fr;
    }

    .feature-item {
        flex-direction: column;
        text-align: center;
    }

    .feature-item i {
        align-self: center;
    }

    .faq-question {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }

    .faq-answer {
        padding: 0 1rem;
    }

    .faq-item.active .faq-answer {
        padding: 0 1rem 1rem;
    }
}

@media (max-width: 480px) {
    .tool-header {
        padding: 1.5rem 0.5rem;
    }

    .tool-header h1 {
        font-size: 1.75rem;
    }

    .seo-content h2 {
        font-size: 1.5rem;
    }

    .examples-section,
    .input-section,
    .output-section,
    .options-section {
        padding: 1rem;
    }

    .json-textarea {
        min-height: 200px;
    }

    .input-actions {
        flex-direction: column;
    }

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

    .url-input-container {
        flex-direction: column;
    }

    .step-card,
    .use-case-card {
        padding: 1.5rem;
    }

    .step-number,
    .use-case-icon {
        width: 50px;
        height: 50px;
    }

    .feature-item i {
        font-size: 2rem;
    }
}