* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}

.w {
    width: 1200px;
    margin: 0 auto;
}

body {
    font-family: "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: #f8fafc;
    color: #333;
}

a {
    text-decoration: none;
}

/* top-banner */
.top {
    width: 100%;
    position: relative;
}

.top img {
    width: 100%;
    min-width: 1240px;
    position: absolute;
    top: 0;
    left: 0;
}

.top .header {
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 0 20px;
}

.top .header-item1 {
    height: 100px;
}

.top .header-item1 .header-item1-box {
    position: relative;
}

.top .header-item1 .header-item1-box img:first-child {
    width: 60%;
    min-width: 0;
    position: absolute;
    top: 30px;
    left: 0;
    z-index: 3;
}

.top .header-item1 .header-item1-box img:last-child {
    width: 60%;
    min-width: 0;
    position: absolute;
    top: 35px;
    left: 0;
    z-index: 2;
}

.top .header-item2 {
    height: 100px;
}

.top .header-item2 .header-item2-box {
    position: relative;
}

.top .header-item2 .header-item2-box img:first-child {
    min-width: 0;
    width: 28%;
    position: absolute;
    top: 30px;
    left: 0;
    z-index: 3;
}

.top .header-item2 .header-item2-box img:last-child {
    min-width: 0;
    width: 28%;
    position: absolute;
    top: 35px;
    left: 0;
    z-index: 2;
}

.header-item3 {
    width: 671px;
    height: 100px;
    font-family: MicrosoftYaHei;
    font-size: 20px;
    font-weight: normal;
    font-stretch: normal;
    line-height: 34px;
    letter-spacing: 0px;
    color: #fcfefb;
    box-shadow: 1px 1px 1px 0px rgba(13, 35, 195, 0.75);
    z-index: 2;
    margin: 10px 0;
}

.header-item4 {
    display: flex;
    padding: 20px 0;
    z-index: 2;
}

.header-item4-box1,
.header-item4-box2,
.header-item4-box3 {
    padding: 10px 15px;
    box-sizing: border-box;
    background-image: linear-gradient(90deg,
            #445fff 0%,
            #8657ff 100%),
        linear-gradient(0deg,
            rgba(255, 255, 255, 0.2) 100%);

    border-image-source: linear-gradient(0deg,
            rgba(255, 255, 255, 0.8) 100%);
    text-align: center;
    border-radius: 52px;
    font-size: 16px;
    color: #ffffff;
    margin-right: 10px;
    cursor: pointer;
}

/* 标题部分 */
.title-c {
    width: 100%;
    text-align: center;
    margin-top: 100px;
}

.title-c .big-title {
    font-size: 40px;
    font-weight: 700;
    display: inline-block;
    letter-spacing: 2px;
    background: linear-gradient(90deg, #002c59 0%, #0084ff 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.title-c .small-title {
    margin: 30px 0;
    font-size: 18px;
    color: #333;
}

/* 课程特色 */
.content1 .content {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 50px;
    position: relative;
}

.content1 .content p {
    font-size: 18px;
    color: #333333;
    cursor: pointer;
}

.content1 .content .title {
    font-size: 22px;
    font-weight: 700;
    cursor: pointer;
}

.content1 .content .item1 {
    width: 330px;
    text-align: right;
    position: absolute;
    top: 25px;
    left: 75px;
}

.content1 .content .item1 .title {
    color: #056ad8;
    text-align: right;
}

.content1 .content .item2 {
    width: 330px;
    text-align: right;
    position: absolute;
    top: 160px;
    left: 25px;
}

.content1 .content .item2 .title {
    color: #fe602d;
    text-align: right;
}

.content1 .content .item3 {
    width: 330px;
    text-align: right;
    position: absolute;
    top: 300px;
    left: 70px;
}

.content1 .content .item3 .title {
    color: #3c98ff;
    text-align: right;
}

.content1 .content .item4 {
    width: 330px;
    text-align: left;
    position: absolute;
    top: 25px;
    right: 75px;
}

.content1 .content .item4 .title {
    color: #1ad2ba;
    text-align: left;
}

.content1 .content .item5 {
    width: 330px;
    text-align: left;
    position: absolute;
    top: 160px;
    right: 25px;
}

.content1 .content .item5 .title {
    color: #ff427d;
    text-align: left;
}

.content1 .content .item6 {
    width: 330px;
    text-align: left;
    position: absolute;
    top: 300px;
    right: 70px;
}

.content1 .content .item6 .title {
    color: #ff4242;
    text-align: left;
}

/* 适合人群&学习目标 */
.content2-bg {
    background-image: url(./image/适合人群-bg.png);
}

.content2 .content {
    display: flex;
    justify-content: space-between;
    margin-bottom: 110px;
}

.content2 .content .item {
    width: 270px;
    height: 410px;
    padding: 30px;
    color: #000;
    border-radius: 30px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-around;
    -webkit-box-reflect: below 10px linear-gradient(transparent 0%, transparent 85%, rgba(255, 255, 255, 0.4) 100%);
}

.content2 .content .title {
    font-size: 20px;
    font-weight: 700;
}

.content2 .content p {
    font-size: 18px;
}

.content2 .content .item1 {
    background-image: linear-gradient(180deg, #fadfd0 0%, #f9c6b7 50%, #f5b1a6 100%);
}

.content2 .content .item2 {
    background-image: linear-gradient(180deg, #edf1ff 0%, #b4e3ff 50%, #b5befb 100%);
}

.content2 .content .item3 {
    background-image: linear-gradient(180deg, #fdabc0 0%, #febfbe 50%, #f2c8bd 100%);
}

.content2 .content .item4 {
    background-image: linear-gradient(180deg, #c48ff7 0%, #a08df2 50%, #7f85ec 100%);
}

.content2 .content .item:nth-child(2n) {
    transform: translateY(40px);
}

.content2 .content-button {
    width: 100%;
    height: 124px;
    background-image: linear-gradient(to right, #fe862d, #fe602d);
    border-radius: 0px 20px 0 20px;
    box-shadow: 0px 8px 0px 0px #ffd8cb;
    display: flex;
    align-items: center;
    justify-content: space-around;
}

.content2 .content-button .item {
    width: 28%;
    height: 60px;
    display: flex;
    align-items: center;
}

.content2 .content-button .item .left {
    width: 60px;
    height: 60px;
    border: 1px solid #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.content2 .content-button .item .left img {
    width: 37px;
    height: 37px;
}

.content2 .content-button .item .right {
    flex: 1;
    color: #ffffff;
    margin-left: 10px;
}

/* BOSS直聘岗位对标 */
.content3 .content {
    display: flex;
    justify-content: space-between;
    margin-bottom: 100px;
}

.content3 .content .item {
    width: 280px;
    height: 280px;
    padding: 30px;
    color: #000;
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    align-items: self-start;
    justify-content: space-around;
    background-color: #0084ff;
    box-shadow: 0px 8px 0px 0px #b2daff;
}

.content3 .content .title {
    font-size: 20px;
    font-weight: 700;
    color: #ffffff;
}

.content3 .content p {
    font-size: 14px;
    color: #ffffff;
}

.content3 .content .item:nth-child(2n) {
    background-color: #00aeff;
    box-shadow: 0px 8px 0px 0px #b2e7ff;
}

/* 阶段式学习路径 */
.content4 .content .item {
    width: 1200px;
    background-color: #ffffff;
    box-shadow: 0px 0px 20px 0px rgba(0, 132, 255, 0.2);
    border-radius: 15px;
    padding: 20px;
    margin-bottom: 30px;
    cursor: pointer;

}

.content4 .content .item .item-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.content4 .content .item .text {
    font-size: 20px;
    font-weight: 700;
}


.content4 .content .item .toggle-img {
    transition: transform 0.3s ease;
}

.content4 .content .item .toggle-img.rotate {
    transform: rotate(90deg);
}

.content4 .content .item .text-content {
    display: flex;
    flex-wrap: wrap;
}

.content4 .content .item .text-content {
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.content4 .content .item .text-content.show {
    border-top: 1px solid #eee;
    margin-top: 20px;
    max-height: 300px;
    overflow-y: auto;
    padding: 20px 0;
    scrollbar-width: none;
    /* Firefox 隐藏 */
}

/* 滚动条不好看，就隐藏了 */
.content4 .content .item .text-content.show::-webkit-scrollbar {
    display: none;
    /* Chrome/Edge/Safari 隐藏 */
}

.content4 .content .item .text-content .text-content-box {
    width: 25%;
    padding: 20px;
}

.content4 .content .item .text-content .text-content-box .text-content-box-title {
    font-size: 16px;
    font-weight: 700;
    color: #000;
    margin-bottom: 10px;
}


.content4 .content .item .text-content .text-content-box .text-content-box-content .text-content-box-content-item {
    font-size: 14px;
    color: #000;
    margin-bottom: 6px;
    display: flex;
    align-items: flex-start;
}

.content4 .content .item .text-content .text-content-box .text-content-box-content span {
    display: block;
    height: 19px;
    line-height: 19px;
    font-size: 30px;
    color: #0084ff;
    margin-right: 5px;
}

/* 核心项目矩阵 */
.content5 .content {
    display: flex;
    flex-wrap: wrap;
}

.content5-bg {
    background-image: url(./image/核心项目矩阵-bg.png);
    margin-top: 50px;
    padding: 1px 0 30px;
}

.content5 .content .item {
    width: 23%;
    height: 141px;
    background-color: #ffffff;
    border-radius: 15px;
    position: relative;
    padding: 30px 15px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    margin: 20px 1%;
}

.content5 .content .item .top {
    width: 238px;
    height: 40px;
    background-image: linear-gradient(180deg,
            #1f89f3 0%,
            #40b2fb 100%);
    border-radius: 10px;
    border: solid 2px #35ffd2;
    text-align: center;
    line-height: 40px;
    color: #fff;
    font-weight: 700;
    font-size: 18px;
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    padding: 0 8px;
    box-sizing: border-box;
    cursor: pointer;
}

.content5 .content .item .top[title] {
    cursor: pointer;
}

.content5 .content .item .text {
    font-size: 14px;
    color: #333;
}

.content5 .content .item .tag {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
}

.content5 .content .item .tag .tag-item {
    background-color: #e9f3fe;
    border-radius: 3px;
    padding: 5px;
    font-size: 14px;
    color: #1f89f3;
    margin-right: 5px;
}

/* 学习支持中心 · 问答 / 文档 / 作业 */
.content6 .content {
    display: flex;
    justify-content: space-between;
    margin-bottom: 100px;
}

.content6 .content .item {
    width: 32%;
    height: 288px;
    border-radius: 15px;
    padding: 30px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    cursor: pointer;
    background-image: linear-gradient(to top,
            #1388ff, #49abff);
    color: #fff;
}

.content6 .content .item .item-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 14px;
    opacity: 0.8;
}

.content6 .content .item .item-title {
    font-size: 20px;
    font-weight: 700;
}

.content6 .content .item .item-text {
    font-size: 16px;
}

.content6 .content .item .item-box {
    padding: 10px;
    height: 100px;
    border-radius: 10px;
    background-image:
        linear-gradient(#00000008,
            #00000022);
}

.content6 .content .item .item-box .item-box-item {
    font-size: 14px;
    color: #ffffff;
    margin-bottom: 6px;
    display: flex;
    align-items: flex-start;
}

.content6 .content .item .item-box .item-box-item span {
    display: inline-block;
    height: 19px;
    line-height: 19px;
    font-size: 30px;
    margin-right: 5px;
}

.content6 .content .item:nth-child(2) {
    background-image: linear-gradient(to top,
            #fe602d, #fe862d);
}

.content6 .content .item:nth-child(3) {
    background-image: linear-gradient(to top,
            #ff427c, #ff5530);
}

/* 就业指导流程 · 从简历到上岸 */
.content7-bg {
    background-image: linear-gradient(to top,
            #ffffff00, #2490f3);
    padding: 1px;
}

.content7 .content {
    display: flex;
    flex-wrap: wrap;
}

.content7 .content .item {
    width: 31%;
    height: 320px;
    background-color: #ffffff;
    border-radius: 15px;
    margin: 20px 1%;
    box-sizing: border-box;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    box-shadow: 0px 10px 0px 0px #d8eeff;
}

.content7 .content .item .item-top {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 60px;
    border-radius: 15px 15px 0 0;
    background-color: #0676ff;
    color: #fff;
    font-size: 20px;
    font-weight: 700;
    text-align: center;
    line-height: 40px;
}

.content7 .content .item .item-top span {
    font-size: 30px;
    color: #34fdd3;
    font-style: italic;
    margin-right: 8px;
}

.content7 .content .item .item-text-box {
    padding: 20px;
    flex: 1;
}

.content7 .content .item .item-text-box .item-title {
    height: 60px;
    background-color: #f0f8ff;
    border-radius: 3px;
    font-size: 16px;
    padding: 10px;
}

.content7 .content .item .item-text-box .item-text {
    font-size: 14px;
    color: #000;
    margin: 10px 0;
    display: flex;
    align-items: flex-start;
}

.content7 .content .item .item-text-box .item-text span {
    display: inline-block;
    height: 19px;
    line-height: 19px;
    font-size: 30px;
    margin-right: 5px;
    color: #0084ff;
}

.content7 .button {
    width: 1200px;
    height: 57px;
    background-image: linear-gradient(-30deg,
            #fe602d 0%,
            #fe862d 100%);
    background-blend-mode: normal,
        normal;
    border-radius: 28px 29px 29px 29px;
    text-align: center;
    line-height: 57px;
    color: #ffffff;
    font-size: 18px;
    font-weight: 700;
    transition: all 0.3s ease;
    cursor: pointer;
    box-shadow: 0 8px 20px rgba(254, 96, 45, 0.3);
    letter-spacing: 1px;
}

.content7 .button:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 25px rgba(254, 96, 45, 0.45);
    filter: brightness(1.08);
}

/* 就业支持 & FAQ */
.content8 .content .item-top {
    display: flex;
    justify-content: space-between;
    margin: 50px;
}

.content8 .content .item-top .item-top-item {
    width: 29%;
    height: 130px;
    background-image:
        linear-gradient(to right, #699eff,
            #4d64e4);
    border-radius: 15px;
    position: relative;
    padding: 20px 20px 20px 60px;
    color: #fff;
}

.content8 .content .item-top .item-top-item img {
    position: absolute;
    top: 25px;
    left: 0;
    transform: translateX(-50%);
}

.content8 .content .item-top .item-top-item p {
    margin-bottom: 10px;
    font-size: 20px;
    font-weight: 700;
}

.content8 .content .item-top .item-top-item span {
    font-size: 14px;
}

.content8 .content .item-button .item-button-left .item-button-left-item {
    width: 782px;
    height: 115px;
    background-color: #ffffff;
    box-shadow: 0px 0px 10px 0px rgba(97, 141, 247, 0.1);
    border-radius: 10px;
    margin-bottom: 20px;
}

.content8 .content .item-button .item-button-left .item-button-left-item .top1 img {
    width: 32px;
    height: 32px;
    margin-right: 10px;
}

.content8 .content .item-button .item-button-left .item-button-left-item .top1 {
    display: flex;
    align-items: center;
    padding: 20px 20px 10px;
}

.content8 .content .item-button .item-button-left .item-button-left-item .top1 p {
    font-size: 20px;
    font-weight: 700;
    color: #000000;
}

.content8 .content .item-button .item-button-left .item-button-left-item .buttom {
    font-size: 16px;
    color: #000;
    margin-left: 62px;
}

.content8 .content .item-button {
    display: flex;
    justify-content: space-between;
    margin-bottom: 50px;
}

.content8 .content .item-button .item-button-right {
    flex: 1;
    display: flex;
    justify-content: end;
}

/* --------------------------------------------------------------------------
   深色顶栏区块标题（原内联样式迁入，避免与渐变标题冲突）
   -------------------------------------------------------------------------- */
.content5-bg .title-c,
.content7-bg .title-c {
    margin-top: 50px;
}

.content5-bg .title-c .big-title,
.content7-bg .title-c .big-title {
    background: none;
    -webkit-background-clip: unset;
    background-clip: unset;
    -webkit-text-fill-color: #ffffff;
    color: #ffffff;
}

.content5-bg .title-c .small-title,
.content7-bg .title-c .small-title {
    color: #ffffff;
}

/* --------------------------------------------------------------------------
   页面美化与交互增强
   -------------------------------------------------------------------------- */
.course-title-box {
    padding-top: 30px;
    position: relative;
}

.course-main-title {
    font-size: 64px;
    font-weight: 900;
    color: #ffffff;
    margin: 0;
    letter-spacing: 6px;
    font-style: italic;
    text-shadow:
        3px 3px 0 #0050b3,
        6px 6px 0 rgba(0, 132, 255, 0.3),
        0 15px 30px rgba(0, 0, 0, 0.4);
    position: relative;
    display: inline-block;
    z-index: 3;
}

.course-main-title::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -5px;
    width: 80%;
    height: 8px;
    background: linear-gradient(90deg, #34fdd3 0%, transparent 100%);
    border-radius: 4px;
}

.header-item3 p {
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.6);
    line-height: 1.8;
    font-weight: 500;
}

.header-item4 > div {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

.header-item4 > div:hover {
    transform: translateY(-3px) scale(1.03);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
    filter: brightness(1.1);
}

.content2 .content .item,
.content3 .content .item,
.content5 .content .item,
.content6 .content .item,
.content7 .content .item,
.content8 .item-top-item,
.content8 .item-button-left-item {
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.content2 .content .item:hover,
.content3 .content .item:hover,
.content5 .content .item:hover,
.content6 .content .item:hover,
.content7 .content .item:hover,
.content8 .item-top-item:hover,
.content8 .item-button-left-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 32px rgba(0, 132, 255, 0.15) !important;
}

.content4 .content .item {
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.content4 .content .item:hover {
    border-color: rgba(0, 132, 255, 0.2);
    box-shadow: 0 8px 24px rgba(0, 132, 255, 0.12);
}

.content4 .content .item .text {
    transition: color 0.3s ease;
}

.content4 .content .item:hover .text {
    color: #0084ff;
}

.content1 .content > div[class^="item"] {
    transition: transform 0.3s ease;
}

.content1 .content > div[class^="item"]:hover {
    transform: scale(1.05);
}