/* 基础样式 */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Microsoft YaHei', 'SimHei', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
    padding: 20px;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

header {
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

h1, h2, h3, h4 {
    color: #2c3e50;
    margin-bottom: 15px;
}

h1 {
    font-size: 24px;
}

h2 {
    font-size: 20px;
}

h3 {
    font-size: 18px;
}

p {
    margin-bottom: 15px;
}

/* 表单样式 */
form {
    margin-bottom: 30px;
}

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

label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
    color: #555;
}

input[type="text"], 
input[type="number"], 
select {
    padding: 10px;
    width: 100%;
    max-width: 300px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
}

input[type="checkbox"] {
    margin-right: 8px;
}

.form-actions {
    margin-top: 30px;
    display: flex;
    align-items: center;
    gap: 15px;
}

button {
    background-color: #3498db;
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #2980b9;
}

/* 结果样式 */
.results {
    margin-top: 30px;
}

.result-item {
    margin-bottom: 30px;
    padding: 20px;
    background-color: #f9f9f9;
    border-radius: 6px;
    border: 1px solid #eee;
}

.characters-group {
    margin-top: 15px;
}

.characters-list {
    background-color: white;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 4px;
    line-height: 2;
    word-wrap: break-word;
}

/* 其他样式 */
.error {
    color: #e74c3c;
    background-color: #fdecea;
    padding: 15px;
    border-radius: 4px;
    margin-bottom: 20px;
    border: 1px solid #fcd5cf;
}

hr {
    border: 0;
    height: 1px;
    background-color: #eee;
    margin: 20px 0;
}

.stats {
    font-size: 0.95em;
    color: #666;
    margin-top: 20px;
    padding: 15px;
    background-color: #f8f9fa;
    border-radius: 4px;
    border: 1px solid #eee;
}

footer {
    margin-top: 50px;
    padding-top: 20px;
    border-top: 1px solid #eee;
    text-align: center;
    color: #777;
    font-size: 0.9em;
}

/* 加载指示器 */
.loading {
    color: #666;
    font-style: italic;
}

/* 响应式样式 */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    input[type="text"], 
    input[type="number"], 
    select {
        max-width: 100%;
    }
}