* {
    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: 1200px;
    margin: 0 auto;
    background: white;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    overflow: hidden;
}

.header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 30px;
    text-align: center;
}

.header h1 {
    font-size: 28px;
    margin-bottom: 10px;
}

.header p {
    opacity: 0.9;
}

.config-section {
    padding: 30px;
    background: #f8f9fa;
    border-bottom: 1px solid #e9ecef;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #333;
}

.form-group input {
    width: 100%;
    padding: 12px;
    border: 2px solid #e9ecef;
    border-radius: 6px;
    font-size: 14px;
    transition: border-color 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: #667eea;
}

.endpoints-section {
    padding: 30px;
}

.endpoints-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 15px;
    margin-bottom: 30px;
}

.endpoint-card {
    background: #f8f9fa;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    padding: 20px;
    transition: all 0.3s;
}

.endpoint-card:hover {
    border-color: #667eea;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.2);
}

.endpoint-card h3 {
    color: #333;
    margin-bottom: 10px;
    font-size: 16px;
}

.endpoint-card .method {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 10px;
}

.method.get {
    background: #28a745;
    color: white;
}

.method.post {
    background: #007bff;
    color: white;
}

.method.put {
    background: #ffc107;
    color: #333;
}

.endpoint-card .path {
    font-family: 'Courier New', monospace;
    font-size: 12px;
    color: #666;
    margin-bottom: 15px;
    word-break: break-all;
}

.endpoint-card button {
    width: 100%;
    padding: 10px;
    background: #667eea;
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    transition: background 0.3s;
}

.endpoint-card button:hover {
    background: #5568d3;
}

.endpoint-card button:disabled {
    background: #ccc;
    cursor: not-allowed;
}

.post-form {
    background: #f8f9fa;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
}

.post-form h3 {
    margin-bottom: 15px;
    color: #333;
}

.post-form textarea,
.post-form input[type="text"],
.post-form input[type="number"] {
    width: 100%;
    padding: 10px;
    border: 2px solid #e9ecef;
    border-radius: 6px;
    margin-bottom: 10px;
    font-size: 14px;
}

.post-form textarea {
    min-height: 100px;
    resize: vertical;
}

.results-section {
    padding: 30px;
    background: #f8f9fa;
    border-top: 1px solid #e9ecef;
}

.results-section h2 {
    margin-bottom: 20px;
    color: #333;
}

.response-box {
    background: #1e1e1e;
    color: #d4d4d4;
    padding: 20px;
    border-radius: 8px;
    font-family: 'Courier New', monospace;
    font-size: 13px;
    max-height: 500px;
    overflow-y: auto;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.response-box.success {
    border-left: 4px solid #28a745;
}

.response-box.error {
    border-left: 4px solid #dc3545;
}

.loading {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: 8px;
    vertical-align: middle;
}

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

.status-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 10px;
}

.status-badge.success {
    background: #d4edda;
    color: #155724;
}

.status-badge.error {
    background: #f8d7da;
    color: #721c24;
}