/* 基础样式 */
body {
    font-family: 'Segoe UI', sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    color: #333;
    background-color: #f5f5f5;
}

/* 布局 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* 导航栏 */
nav {
    background-color: #2c3e50;
    padding: 1rem;
    margin-bottom: 2rem;
}

nav a {
    color: white;
    text-decoration: none;
    margin-right: 1rem;
}

nav a:hover {
    text-decoration: underline;
}

/* 表单样式 */
.form-group {
    margin-bottom: 1rem;
}

.form-control {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.btn {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.btn-primary {
    background-color: #3498db;
    color: white;
}

.btn-primary:hover {
    background-color: #2980b9;
}

/* 提示词卡片 */
.prompt-card {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    margin-bottom: 2rem;
}

.prompt-input, .prompt-output {
    margin-bottom: 1.5rem;
}

/* 错误提示 */
.error {
    color: #e74c3c;
    font-size: 0.9rem;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .prompt-card {
        padding: 1rem;
    }
}