/* 弹窗遮罩 */
#firstVisitModal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 9999;
    align-items: center;
    justify-content: center;
}

/* 弹窗内容 */
.modal-box {
    background: #fff;
    padding: 40px 30px;
    border-radius: 16px;
    text-align: center;
    width: 90%;
    max-width: 500px;
    height: 90vh;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

/* 按钮 */
#confirmBtn {
    margin-top: 20px;
    padding: 10px 24px;
    background: #007bff;
    color: #fff;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 16px;
}

/* 多步骤样式 */
.form-step {
    display: none;
    width: 100%;
}

.form-step.active {
    display: block;
}

.btn {
    padding: 8px 16px;
    margin: 10px 5px;
    cursor: pointer;
}

/* 步骤内排版，让内容更整齐 */
.form-step h1,
.form-step h2 {
    margin: 10px 0;
}

.form-step p,
.form-step i {
    margin: 8px 0;
}

.form-step input {
    margin: 8px 0;
    padding: 6px 10px;
    width: 80%;
}

.form-step hr {
    margin: 20px 0;
}

.form-step svg {
    margin: 10px 0;
}