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

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

.container {
    max-width: 900px;
    margin: 0 auto;
}

.card {
    background: #fff;
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    margin-bottom: 20px;
}

h1 {
    color: #333;
    margin-bottom: 10px;
    font-size: 24px;
}

.subtitle {
    color: #666;
    margin-bottom: 25px;
}

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

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

.form-group input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.form-group select {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 15px;
    transition: all 0.3s ease;
    background: linear-gradient(to bottom, #fff, #fafafa);
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23667eea' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 45px;
    color: #333;
    box-shadow: 0 2px 4px rgba(0,0,0,0.04);
}

.form-group select:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.15), 0 2px 8px rgba(102, 126, 234, 0.1);
    background: linear-gradient(to bottom, #fff, #fff);
}

.form-group select:hover {
    border-color: #a0aef0;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.12);
}

.form-group select option {
    padding: 14px;
    background: #fff;
    color: #333;
}

.form-group select option:checked {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: #fff;
}

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

.form-group input[type="checkbox"] {
    width: auto;
    margin-right: 8px;
    cursor: pointer;
}

.form-group label:has(input[type="checkbox"]) {
    display: flex;
    align-items: center;
    cursor: pointer;
    user-select: none;
}

.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: #f0f0f0;
    color: #333;
}

.btn-secondary:hover {
    background: #e0e0e0;
}

.btn-danger {
    background: #ff4757;
    color: #fff;
}

.btn-danger:hover {
    background: #ff3344;
}

.btn-warning {
    background: #f0932b;
    color: #fff;
}

.btn-warning:hover {
    background: #e58e26;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 14px;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-group {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.message {
    padding: 12px 16px;
    border-radius: 8px;
    margin: 15px 0;
}

.message.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.message.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.bot-list {
    margin-top: 20px;
}

.bot-item {
    display: flex;
    align-items: center;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 12px;
    margin-bottom: 10px;
    transition: all 0.3s;
}

.bot-item:hover {
    background: #e9ecef;
}

.bot-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    margin-right: 15px;
    object-fit: cover;
    background: #ddd;
}

.bot-info {
    flex: 1;
}

.bot-name {
    font-size: 18px;
    font-weight: 600;
    color: #333;
}

.bot-id {
    font-size: 14px;
    color: #666;
    margin-top: 4px;
}

.bot-status {
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 20px;
    margin-top: 6px;
    display: inline-block;
}

.bot-status.active {
    background: #d4edda;
    color: #155724;
}

.bot-status.expired {
    background: #fff3cd;
    color: #856404;
}

.bot-actions {
    display: flex;
    gap: 8px;
}

.empty-state {
    text-align: center;
    padding: 40px;
    color: #666;
}

.empty-state .icon {
    font-size: 48px;
    margin-bottom: 15px;
}

.tabs {
    display: flex;
    border-bottom: 2px solid #e0e0e0;
    margin-bottom: 20px;
}

.tab {
    padding: 12px 24px;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all 0.3s;
    color: #666;
}

.tab:hover {
    color: #667eea;
}

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

.tab-content {
    display: none;
}

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

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    display: none;
}

.modal-overlay.show {
    display: flex;
}

.modal {
    background: #fff;
    border-radius: 16px;
    padding: 30px;
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
}

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

/* File Info 编辑框样式 */
.file-info-container {
    margin-top: 20px;
}

.file-info-container label {
    display: block;
    margin-bottom: 8px;
    color: #333;
    font-weight: 500;
}

.file-info-editor {
    width: 100%;
    min-height: 200px;
    padding: 16px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 13px;
    line-height: 1.6;
    background: linear-gradient(to bottom, #fafafa, #f5f5f5);
    color: #333;
    resize: vertical;
    transition: all 0.3s ease;
}

.file-info-editor:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.15);
    background: #fff;
}

.file-info-editor:read-only {
    background: #f8f9fa;
    cursor: default;
}

.file-info-editor::placeholder {
    color: #999;
    font-style: italic;
}