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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

header {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
    text-align: center;
    padding: 40px 20px;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    font-weight: 700;
}

header p {
    font-size: 1.1rem;
    opacity: 0.9;
}

.form-section {
    padding: 40px;
}

.input-group {
    margin-bottom: 25px;
}

.input-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #374151;
    font-size: 0.95rem;
}

textarea, input[type="text"] {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e5e7eb;
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #fafafa;
}

textarea:focus, input[type="text"]:focus {
    outline: none;
    border-color: #6366f1;
    background: white;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

textarea {
    resize: vertical;
    min-height: 100px;
    font-family: 'Monaco', 'Menlo', monospace;
}

.extract-btn {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    border: none;
    padding: 15px 30px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-width: 150px;
}

.extract-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(16, 185, 129, 0.3);
}

.extract-btn:disabled {
    background: #9ca3af;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.loader {
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top: 2px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.results-section {
    background: #f8fafc;
    padding: 40px;
    border-top: 1px solid #e5e7eb;
}

.results-section h2 {
    color: #1f2937;
    margin-bottom: 25px;
    font-size: 1.5rem;
}

.result-item {
    background: white;
    border-radius: 12px;
    padding: 25px;
    margin-bottom: 20px;
    border-left: 4px solid #10b981;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.result-item.error {
    border-left-color: #ef4444;
}

.result-url {
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 15px;
    word-break: break-all;
}

.copy-btn {
    background: #6366f1;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    margin-top: 10px;
    transition: all 0.3s ease;
}

.copy-btn:hover {
    background: #5856eb;
    transform: translateY(-1px);
}

.json-data {
    background: #f1f5f9;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 15px;
    font-family: 'Monaco', 'Menlo', monospace;
    font-size: 0.9rem;
    white-space: pre-wrap;
    overflow-x: auto;
    margin: 10px 0;
    color: #1e293b;
}

.mode-toggle {
    margin-bottom: 25px;
    padding: 20px;
    background: #f8fafc;
    border-radius: 10px;
    border: 1px solid #e2e8f0;
}

.toggle-label {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    font-weight: 500;
    color: #1f2937;
}

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

.toggle-slider {
    position: relative;
    width: 50px;
    height: 26px;
    background: #cbd5e1;
    border-radius: 13px;
    transition: background 0.3s ease;
}

.toggle-slider::before {
    content: '';
    position: absolute;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: white;
    top: 2px;
    left: 2px;
    transition: transform 0.3s ease;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.toggle-label input[type="checkbox"]:checked + .toggle-slider {
    background: #6366f1;
}

.toggle-label input[type="checkbox"]:checked + .toggle-slider::before {
    transform: translateX(24px);
}

.mode-description {
    margin: 8px 0 0 0;
    font-size: 0.85rem;
    color: #64748b;
}

.endpoint-results {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    overflow: hidden;
}

.endpoint-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background: #f8fafc;
    border-bottom: 1px solid #e2e8f0;
}

.endpoint-header h3 {
    margin: 0;
    color: #1f2937;
    font-size: 1.1rem;
}

.result-status {
    font-weight: 600;
    margin-bottom: 15px;
}

.result-status.success {
    color: #10b981;
}

.result-status.error {
    color: #ef4444;
}

.error-message {
    color: #ef4444;
    font-weight: 500;
    background: #fef2f2;
    padding: 10px;
    border-radius: 6px;
    border-left: 3px solid #ef4444;
}

.result-status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.result-status.success {
    background: #dcfce7;
    color: #166534;
}

.result-status.error {
    background: #fef2f2;
    color: #991b1b;
}

.json-data {
    background: #1f2937;
    color: #f9fafb;
    padding: 20px;
    border-radius: 8px;
    font-family: 'Monaco', 'Menlo', monospace;
    font-size: 0.9rem;
    overflow-x: auto;
    white-space: pre-wrap;
    word-break: break-all;
}

.error-message {
    color: #dc2626;
    background: #fef2f2;
    padding: 12px;
    border-radius: 6px;
    font-size: 0.9rem;
}

.copy-btn {
    background: #6366f1;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.85rem;
    margin-top: 10px;
    transition: background 0.3s ease;
}

.copy-btn:hover {
    background: #4f46e5;
}

@media (max-width: 768px) {
    body {
        padding: 10px;
    }
    
    .container {
        border-radius: 15px;
    }
    
    header {
        padding: 30px 20px;
    }
    
    header h1 {
        font-size: 2rem;
    }
    
    .form-section {
        padding: 30px 20px;
    }
    
    .input-row {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .results-section {
        padding: 30px 20px;
    }
}