.settings-panel {
    background: rgba(255,255,255,0.95);
    padding: 25px;
    margin: 25px 0;
    border-radius: 12px;
    border: 1px solid #e0e6ed;
    backdrop-filter: blur(8px);
}
.settings-panel h3 {
    margin: 0 0 20px;
    color: #2c3e50;
    font-size: 20px;
}
.settings-panel label {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 12px 0;
    font-size: 16px;
    color: #57606f;
    flex-wrap: wrap; /* 解决文本框显示在页面外的问题 */
}
.settings-panel input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: #3498db;
}
.settings-panel input[type="number"] {
    width: 60px;
    padding: 5px;
    border: 1px solid #e0e6ed;
    border-radius: 4px;
    font-size: 14px;
    color: #2d3436;
    margin-right: 10px;
}
.settings-panel input[type="file"] {
    margin-top: 10px;
}
.file-input-label {
    display: inline-block;
    padding: 10px 20px;
    background: #27ae60;
    color: white;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.3s ease;
}
.file-input-label:hover {
    background: #219150;
}
.file-input-label input[type="file"] {
    display: none;
}
.button-group {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    margin-top: 20px;
}