* {
    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;
    color: #333;
}

.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: 2.5em;
    margin-bottom: 10px;
}

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

.tabs {
    display: flex;
    background: #f5f5f5;
    border-bottom: 2px solid #e0e0e0;
}

.tab-btn {
    flex: 1;
    padding: 15px 20px;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1em;
    font-weight: 500;
    color: #666;
    transition: all 0.3s;
    border-bottom: 3px solid transparent;
}

.tab-btn:hover {
    background: #e8e8e8;
    color: #333;
}

.tab-btn.active {
    color: #667eea;
    border-bottom-color: #667eea;
    background: white;
}

.tab-content {
    display: none;
    padding: 30px;
}

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

.card {
    background: white;
    border-radius: 8px;
    padding: 25px;
}

.card h2 {
    margin-bottom: 20px;
    color: #333;
    font-size: 1.5em;
}

.loading {
    text-align: center;
    padding: 20px;
    color: #666;
}

.status-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-bottom: 20px;
}

.status-item {
    background: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    border-left: 4px solid #667eea;
}

.status-item h3 {
    font-size: 0.9em;
    color: #666;
    margin-bottom: 5px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-item .value {
    font-size: 1.3em;
    font-weight: bold;
    color: #333;
}

.status-item.active .value {
    color: #10b981;
}

.status-item.inactive .value {
    color: #ef4444;
}

.bot-selector,
.endpoint-selector,
.webhook-selector {
    margin-bottom: 20px;
}

.bot-selector label,
.endpoint-selector label,
.webhook-selector label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #333;
}

select,
textarea,
input[type="text"],
input[type="number"] {
    width: 100%;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 6px;
    font-size: 1em;
    font-family: inherit;
    transition: border-color 0.3s;
}

select:focus,
textarea:focus,
input:focus {
    outline: none;
    border-color: #667eea;
}

textarea {
    min-height: 120px;
    resize: vertical;
}

.message-input {
    margin-bottom: 20px;
}

.message-input label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #333;
}

.button-group {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 6px;
    font-size: 1em;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    background: #667eea;
    color: white;
}

.btn-primary:hover {
    background: #5568d3;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: #e0e0e0;
    color: #333;
}

.btn-secondary:hover {
    background: #d0d0d0;
}

.response-box {
    margin-top: 20px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 6px;
    border: 2px solid #e0e0e0;
    min-height: 100px;
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.response-box.success {
    border-color: #10b981;
    background: #f0fdf4;
}

.response-box.error {
    border-color: #ef4444;
    background: #fef2f2;
}

.webhook-type {
    margin-bottom: 20px;
}

.webhook-type label {
    display: inline-block;
    margin-right: 20px;
    font-weight: normal;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: #333;
}

.json-editor {
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
}

.hidden {
    display: none;
}