/* =========================
   main_le_top（左侧）
   ========================= */
.main_le_top {
    width: 100%;
    margin: 0 0 18px 0;
    padding-left: 16px;
    padding-right: 16px;
    box-sizing: border-box;
}

.form_le {
    padding: 18px 20px;
    background: #fff;
    border-radius: 12px;
    border: 1px solid #eef1f5;
}

.form_tit {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-bottom: 12px;
    margin-bottom: 12px;
    border-bottom: 1px solid #f0f2f5;
}

.form_tit1,
.form_tit2,
.form_tit3 {
    font-size: 14px;
    color: #5e6d82;
}

/* 输入行 */
.input_kc {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    border-bottom: 1px solid #f5f6f8;
}

.input_txt {
    height: 34px;
    padding: 0 10px;
    border: 1px solid #dcdfe6;
    border-radius: 6px;
    font-size: 14px;
    outline: none;
}

.input_txt.name { flex: 1.5; }
.input_txt.score { flex: 1; }
.input_txt.credit { width: 90px; }

/* 按钮 */
.btn1 {
    display: inline-block;
    height: 36px;
    line-height: 36px;
    padding: 0 16px;
    border-radius: 18px;
    font-size: 14px;
    cursor: pointer;
    border: none;
}

#btn1 { background: #1677ff; color: #fff; }
#btn2 {
    background: #fff;
    border: 1px solid #dcdfe6;
    color: #606266;
}

/* =========================
   main_ri（右侧结果）
   ========================= */
.main_ri {
    width: 100%;
    margin-top: 10px;
    padding-left: 16px;
    padding-right: 16px;
    box-sizing: border-box;
}

.ri_table {
    padding: 10px 12px;
    background: #fff;
    border-radius: 12px;
    box-sizing: border-box;
}

#gpaInfo {
    width: 100% !important;
    border-collapse: collapse;
    table-layout: fixed;
}

#gpaInfo th,
#gpaInfo td {
    border: 1px solid #e5e5e5;
    padding: 8px 10px;
    font-size: 13px;
    color: #333;
}

#gpaInfo .trHeader th {
    background: #f5f5f5;
    text-align: center;
}

#gpaInfo .secColumn {
    width: 110px;
    text-align: center;
}

#gpaInfo td:first-child { text-align: left; }

#gpaInfo td:nth-child(2),
#gpaInfo td:nth-child(3) {
    text-align: center;
}

#gpaInfo .red {
    color: #ff4d4f;
    font-weight: bold;
}

#gpaInfo .trLine3 td {
    background: #fafafa;
    font-weight: bold;
    text-align: center;
}

#gpaInfo img {
    vertical-align: middle;
    margin-left: 4px;
}

/* =========================
   说明区域
   ========================= */
.box01 {
    margin-top: 12px;
    padding-left: 16px;
    padding-right: 16px;
    box-sizing: border-box;
}

.box01 .hd h3 {
    font-size: 16px;
    margin-bottom: 8px;
}

.des-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px 12px;
}

.des-title {
    font-size: 13px;
    font-weight: bold;
    margin-bottom: 3px;
}

.des-table {
    width: 100%;
    border-collapse: collapse;
}

.des-table td {
    font-size: 12px;
    padding: 1px 0;
    white-space: nowrap;
}

.des-table td:first-child { text-align: left; }
.des-table td:last-child { text-align: right; }

/* =========================
   select
   ========================= */
.scoreType {
    height: 34px;
    min-width: 110px;
    padding: 0 32px 0 10px;
    border: 1px solid #dcdfe6;
    border-radius: 6px;
    background: #fff;
    font-size: 14px;
    appearance: none;
}

/* =========================
   增加课程
   ========================= */
.form_add {
    margin-top: 12px;
    padding: 10px;
    background: #f8fafc;
    border: 1px solid #edf1f6;
    border-radius: 8px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

#txtNumF { font-size: 14px; color: #606266; }

#txtNum {
    width: 80px;
    height: 34px;
    padding: 0 10px;
    border: 1px solid #dcdfe6;
    border-radius: 6px;
}

#add_item {
    height: 30px;
    line-height: 30px;
    padding: 0 12px;
    border: 1px solid #1677ff;
    border-radius: 10px;
    color: #1677ff;
    cursor: pointer;
    text-decoration: none;
}

/* 增加课程区域垂直对齐修复 */
.form_add {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.form_add #txtNumF {
    display: flex;
    align-items: center;
    height: 34px;
    margin: 0;
    line-height: 34px;
}

.form_add #txtNum {
    height: 34px;
    line-height: 34px;
    margin: 0;
}

.form_add #add_item {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 34px;
    line-height: 34px;
    margin: 0;
    padding: 0 14px;
}

/* =========================
   按钮居中
   ========================= */
.form_btn {
    text-align: center;
    padding-top: 16px;
}

.form_btn .btn1 {
    margin: 0 6px;
}

/* =========================
   移动端（已合并）
   ========================= */
@media screen and (max-width: 768px) {

    .main_le_top,
    .main_ri,
    .box01 {
        padding-left: 10px;
        padding-right: 10px;
    }

    /* 标题 */
    .form_tit {
        display: grid;
        grid-template-columns: 1.2fr 1fr 0.9fr;
        gap: 8px;
    }

    /* 输入区域 */
    .main_le_top .input_kc {
        display: block;
    }

    .main_le_top .input_txt {
        width: 100% !important;
        margin-bottom: 8px;
    }

    .main_le_top .input_txt:last-child {
        margin-bottom: 0;
    }

    /* select */
    .scoreType {
        width: 100%;
        font-size: 13px;
    }

    /* 说明区 */
    .des-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* 表格 */
    #gpaInfo th,
    #gpaInfo td {
        font-size: 12px;
        padding: 6px;
    }

    /* 按钮 */
    .form_btn {
        display: flex;
        flex-direction: column;
        gap: 10px;
    }

    .form_btn .btn1 {
        width: 100%;
    }
}