body {
    background-color: #f8f9fa;
    font-family: 'Helvetica Neue', Arial, sans-serif;
}

.card {
    border: none;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.card-header {
    border-radius: 10px 10px 0 0 !important;
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
}

.nav-tabs .nav-link {
    border: none;
    border-top-left-radius: 0;
    border-top-right-radius: 0;
    padding: 12px 20px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.nav-tabs .nav-link.active {
    background-color: #fff;
    border-bottom: 3px solid #0d6efd;
}

#resultContent {
    min-height: 100px;
}

.person-card {
    background: #ffffff;
    border-left: 4px solid #007bff;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 15px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.person-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.1);
}

.person-info {
    margin-bottom: 8px;
    font-size: 0.95rem;
    line-height: 1.5;
}

.person-name {
    font-weight: bold;
    color: #007bff;
    font-size: 1.1rem;
    margin-left: 8px;
}

.no-results {
    text-align: center;
    color: #6c757d;
    padding: 40px 20px;
}

.no-results svg {
    color: #dee2e6;
    margin-bottom: 15px;
}

.badge {
    font-size: 0.7rem;
}

.alert {
    border-radius: 8px;
    border: none;
}

/* 加载动画优化 */
.spinner-border {
    width: 3rem;
    height: 3rem;
}

/* 响应式优化 */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .card-body {
        padding: 15px;
    }
    
    .person-card {
        padding: 15px;
    }
    
    .person-info {
        font-size: 0.9rem;
    }
}

/* 输入框焦点效果 */
.form-control:focus {
    border-color: #007bff;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

/* 按钮悬停效果 */
.btn-primary {
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 123, 255, 0.3);
}