/* 注册页面容器 */
.registration-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 20px;
    text-align: center;
}

/* 注册标题 */
.registration-title {
    font-size: 2rem;
    color: #333;
    margin-bottom: 20px;
}

/* 注册表单 */
.registration-form {
    background-color: #fff;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* 表单字段组 */
.form-group {
    margin-bottom: 20px;
    text-align: left;
}

/* 表单标签 */
.form-label {
    font-size: 1rem;
    color: #333;
    display: block;
    margin-bottom: 5px;
}

/* 表单提示 */
.form-hint {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 10px;
}

/* 表单输入框 */
.form-input {
    width: 100%;
    padding: 10px;
    font-size: 1rem;
    border: 1px solid #ccc;
    border-radius: 5px;
    box-sizing: border-box;
}

/* 表单按钮 */
.form-button {
    width: 100%;
    padding: 10px;
    font-size: 1rem;
    color: #fff;
    background-color: #00A8E8;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.form-button:hover {
    background-color: #0077B6;
}

/* 禁用状态 */
.form-button:disabled {
    background-color: #ccc; /* 灰色背景 */
    cursor: not-allowed; /* 禁用鼠标指针 */
    opacity: 0.7; /* 降低透明度 */
}

/* 错误提示 */
.error-message {
    color: #ff0000;
    font-size: 0.9rem;
    margin-bottom: 20px;
}