* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Helvetica, "PingFang SC", "Microsoft Yahei", sans-serif;
    /* font-size: 14px; */
}


/* 鍥剧墖榛樿瀹藉害100% */

img {
    width: 100%;
}


/* 瀹氫箟鍙橀噺 */

:root {
    /* --primary-color: #ff434f; */
    --primary-color: #28b8e8;
    --secondary-color: #e3e3e3;
    --text-color-lightest: #e7e9ec;
    --text-color-darker: #2e2e2e;
    --text-color-dark: #494949;
    --text-color-gray: #8b8b8b;
    --text-color-dark-gray: #727272;
    --text-color-light-gray: #c6c6c6;
    --backdrop-color: rgba(42, 42, 42, 0.69);
}


/* ============= 澶撮儴================== */


/* 澶撮儴 */

header {
    width: 100vw;
    height: 80px;
    /* 鏍呮牸甯冨眬 */
    display: grid;
    padding: 0 40px;
    /* 涓ゅ垪锛屼竴鍒楀崰涓夊垎涔嬩竴锛屼竴鍒楀崰涓夊垎涔嬩簩 */
    grid-template-columns: 1fr 2fr;
    /* 鍨傜洿灞呬腑 */
    align-items: center;
    /* 鐢ㄤ簬瀹氫綅瀵艰埅鑿滃崟 */
    position: relative;
    z-index: 200;
}

.logo {
    font-size: 24px;
    font-weight: 600;
    text-align: center;
    color: var(--text-color-lightest);
}


/* .logo img {
    height: 80px;
    width: auto;
} */


/* 瀵艰埅 */

header nav {
    /* 姘村钩闈犲彸瀵归綈 */
    /* justify-self: end; */
    text-align: center;
}


/* 鎼滅储鍥炬爣 */

header nav i {
    color: var(--text-color-lightest);
}


/* 瀵艰埅閾炬帴 */

header nav a {
    color: var(--text-color-lightest);
    text-decoration: none;
    margin: 0 24px;
}


/* 鎶樺彔鑿滃崟 */

header .burger {
    display: none;
}

header.sticky {
    position: fixed;
    background-color: white;
    box-shadow: 0 0 19px rgba(0, 0, 0, 0.2);
    animation: dropDown 0.5s ease-in-out forwards;
}

header.sticky .logo,
header.sticky nav a,
header.sticky nav i {
    color: var(--text-color-darker);
}

@keyframes dropDown {
    from {
        transform: translateY(-100px);
    }
    to {
        transform: translateY(0)
    }
}

.glide {
    position: relative;
    top: -80px;
    z-index: 50;
}

.glide__slide img {
    width: 100vw;
    height: 100vh;
    /* object-fit: cover; */
    /* object-fit: contain; */
    object-fit: fill;
}

.slide-caption {
    position: absolute;
    z-index: 70;
    color: var(--text-color-lightest);
    text-align: center;
    max-width: 60vw;
}

.glide__slide {
    display: flex;
    align-items: center;
    justify-content: center;
}

.slide-caption h1 {
    font-size: 54px;
    font-weight: 600;
}

.slide-caption h3 {
    font-size: 24px;
    margin: 48px 0;
}

.slide-caption .left {
    max-width: 80vw;
    text-align: left;
}

.slide-caption>* {
    opacity: 0;
}

.backdrop {
    background: var(--backdrop-color);
    z-index: 60;
    position: absolute;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    /* opacity: 0.5; */
    opacity: 0.3;
}

.explore-btn {
    padding: 14px 32px;
    background-color: var(--primary-color);
    border: 0;
    border-radius: 4px;
    color: var(--text-color-lightest);
    font-size: 18px;
    cursor: pointer;
    outline: none;
}


/* 鍐呭鍖哄煙 */

.content-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

section {
    display: grid;
    justify-items: center;
    max-width: 1180px;
    /* padding: 0 80px; */
}

.section-bg {
    position: relative;
}

.section-bg::before {
    content: '';
    display: block;
    position: absolute;
    background-color: #f9fbfb;
    width: 100vw;
    height: 100%;
    z-index: -1;
    /* background-image: url('./images/pexels-stein-egil-liland-3374210.jpg'); */
    /* opacity: 0.7; */
}

.showcasesBg {
    position: relative;
}

.showcasesBg::before {
    content: '';
    display: block;
    position: absolute;
    width: 100vw;
    height: 100%;
    z-index: -1;
    /* background-image: url('./images/img_bg_yishengruzhu.png'); */
    background-image: url('./images/img_bg_hezuodanwei.png');
    background-repeat: no-repeat;
    background-size: contain;
    transform: scaleX(-1);
    opacity: 0.7;
}

.titlel {
    font-size: 34px;
    color: var(--text-color-darker);
}

.titlel::after {
    content: '';
    display: block;
    width: 80%;
    height: 4px;
    background-color: var(--primary-color);
    margin-top: 14px;
    transform: translateX(10%)
}

.intro {
    margin-top: 28px;
    font-size: 18px;
    color: var(--text-color-gray);
    text-indent: 2em;
}

.intro1 {
    margin-top: 10px;
    font-size: 18px;
    color: var(--text-color-gray)
}

.intro2 {
    margin: 10px 0 28px 0;
    font-size: 18px;
    color: var(--text-color-gray)
}


/* 鍏充簬鎴戜滑 */

.about-us {
    padding-bottom: 72px;
}

.features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: 1fr 1fr;
    column-gap: 37px;
    grid-row-gap: 34px;
}

.swiper-container {
    width: 100%;
    /* height: 500px; */
}

.swiper-container .swiper-wrapper {
    height: 100%;
    width: 100%;
}

.swiper-container .swiper-wrapper {
    height: 100%;
    width: 100%;
}


/* .swiper-container .swiper-wrapper .swiper-slide img {
    filter: blur(1.5px);
} */


/* .feature {
    display: grid;
    grid-template-areas: "icon title" "icon content";
    grid-template-columns: 70px 1fr;
    grid-template-rows: 1fr 3fr;
    padding: 24px;
    box-shadow: 0px 0px 18px rgba(0, 0, 0, 0.06);
    transition: 0.4s;
}

.feature i.fas {
    grid-area: icon;
    font-size: 34px;
    color: var(--primary-color)
}

.feature-title {
    grid-area: title;
    font-size: 18px;
    color: var(--text-color-dark)
}

.feature-content {
    grid-area: content;
    color: var(--text-color-gray);
    margin-top: 8px;
    text-indent: 2em;
}

.feature:hover {
     background-color: #ffc107; 
    background-color: #b3ddeb;
    transform: translateY(-20px) scale(1.05) !important;
} */


/* 鎴愬姛妗堝垪 */

.showcases {
    /* max-width: unset; */
    padding: 0;
    padding-bottom: 72px;
}

.filter-btns {
    margin-top: 54px;
    margin-bottom: 38px;
}

.filter-btn {
    margin: 0 7px;
    background-color: var(--secondary-color);
    border: 0;
    color: var(--text-color-dark-gray);
    padding: 8px 18px;
    border-radius: 4px;
    cursor: pointer;
    transition: 0.4s;
}

.filter-btn:focus,
.filter-btn:active {
    /* display: none; */
    outline: none;
}

.filter-btn.active,
.filter-btn:hover {
    background-color: var(--primary-color);
    color: white;
}

.showcases .cases {
    width: 1180px;
}

.showcases .case-item {
    /* width: 25vw;
    height: 20vw; */
    width: 12vw;
    height: 12vw;
    overflow: hidden;
}

.case-item img {
    height: 100%;
    object-fit: cover;
}


/* 鏈嶅姟娴佺▼ */


/* .service {
    padding-top: 131px;
} */

.services {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: 1fr 1fr;
    column-gap: 38px;
    grid-row-gap: 34px;
}

.service-item {
    display: grid;
    grid-template-areas: "icon title" "icon content";
    grid-template-columns: 70px 1fr;
    grid-template-rows: 1fr 3fr;
    padding: 24px;
    box-shadow: 0px 0px 18px rgba(0, 0, 0, 0.06);
    transition: 0.4s;
}

.service-item i.fas {
    grid-area: icon;
    font-size: 42px;
    color: var(--primary-color);
    padding-top: 6px;
}

.service-item .service-title {
    grid-area: title;
    color: var(--text-color-dark);
    font-size: 24px;
}

.service-item .service-content {
    grid-area: content;
    color: var(--text-color-gray);
    line-height: 30px;
    font-size: 16px;
    margin-top: 8px;
    text-indent: 2em;
}

.service-item:hover {
    /* background-color: #ffc107; */
    background-color: #b3ddeb;
    transform: translateY(-20px) scale(1.05) !important;
}


/* 瑙ｅ喅鏂规 */

.solution {
    margin: 131px 0px;
}

.solutions {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: 1fr 1fr;
    column-gap: 38px;
    grid-row-gap: 34px;
}

.solutionIntro {
    margin: 28px 0 60px 0px;
    font-size: 18px;
    color: var(--text-color-gray);
}

.solution-item {
    display: grid;
    grid-template-areas: "icon title" "icon content";
    grid-template-columns: 70px 1fr;
    grid-template-rows: 1fr 3fr;
    padding: 24px;
    box-shadow: 0px 0px 18px rgba(0, 0, 0, 0.6);
    transition: 0.4s;
}

.solution-item i.fas {
    grid-area: icon;
    font-size: 42px;
    color: var(--primary-color);
    /* width: 42px;
    height: 42px; */
    padding-top: 6px;
}

.solution-item .solution-title {
    grid-area: title;
    color: var(--text-color-dark);
    font-size: 24px;
}

.solution-item .solution-content {
    grid-area: content;
    color: var(--text-color-gray);
    line-height: 30px;
    font-size: 16px;
    margin-top: 8px;
    text-indent: 2em;
}

.solution-item:hover {
    /* background-color: #ffc107; */
    background-color: #b3ddeb;
    transform: translateY(-20px) scale(1.05) !important;
}


/* 鏁版嵁閮ㄥ垎 */

.data-section {
    max-width: unset;
    width: 100vw;
    height: 255px;
    background-image: url(images/adult-business-computer-contemporary-380769.jpg);
    background-size: cover;
    background-position: center;
    display: grid;
    grid-template-columns: repeat(4, minmax(auto, 220px));
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 20;
}

.data-section::before {
    content: '';
    display: block;
    position: absolute;
    background-color: var(--backdrop-color);
    width: 100%;
    height: 100%;
    z-index: 1;
}

.data-piece {
    width: 250px;
    display: grid;
    grid-template-rows: repeat(3, 1fr);
    justify-items: center;
    color: white;
    position: relative;
    z-index: 40;
}

.data-piece i.fas {
    font-size: 44px;
}

.data-piece .num {
    margin-top: 7px;
    font-size: 41px;
    font-weight: 600;
}

.data-piece .data-desc {
    font-size: 18px;
    font-weight: 500;
}


/* 鍏徃鍔ㄦ€� */


/* .company-activities {
    margin-top: 88px;
} */

.activities {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    column-gap: 24px;
}

.activity {
    box-shadow: 0px 0px 24px rgba(0, 0, 0, 0.6);
    padding: 24px;
    transition: 0.4s;
}

.act-image-wrapper {
    height: 255px;
    overflow: hidden;
    margin: -24px;
    margin-bottom: 0;
}

.act-image-wrapper img {
    min-height: 300px;
    object-fit: cover;
}

.activity .meta {
    margin-top: 20px;
    margin-bottom: 12px;
    color: var(--text-color-gray);
    font-size: 12px;
    display: flex;
}

.activity .meta>:last-child {
    margin-left: 36px;
}

.act-title {
    color: var(--text-color-dark);
    font-size: 18px;
    margin-bottom: 16px;
}

.activity article {
    color: var(--text-color-gray);
    letter-spacing: 0.54px;
    line-height: 24px;
    text-indent: 2em;
}

.readmore-btn {
    border: 0;
    color: white;
    background-color: var(--primary-color);
    border-radius: 4px;
    padding: 6px 14px;
    margin-top: 24px;
}

.activity:hover {
    transform: translateY(-20px)scale(1.05) !important;
    box-shadow: 0px 0px 36px rgba(0, 0, 0, 0.69) !important;
}


/* 搴曢儴淇℃伅 */

footer {
    margin-top: 124px;
    /* background-color: #181818; */
    background-image: url('./images/pexels-stein-egil-liland-3374210.jpg');
    width: 100vw;
    display: grid;
    justify-items: center;
    padding-top: 40px;
    padding-bottom: 24px;
}

.footer-menus {
    width: 100%;
    max-width: 1180px;
    display: grid;
    grid-template-columns: 2fr repeat(4, 1fr);
    padding: 0 80px;
    position: relative;
}

.contact-us {
    justify-self: start;
    padding-right: 30px;
    color: var(--text-color-lightest);
}

.menu-title {
    font-size: 16px;
    color: white;
    font-weight: 500;
    margin-bottom: 20px;
}

.contact-us p:not(:first-child) {
    padding-bottom: 16px;
}

.menu-items li {
    list-style-type: none;
    padding-bottom: 8px;
}

.menu-items li a {
    text-decoration: none;
    font-weight: 300;
    color: var(--text-color-lightest);
}

.icp-info {
    margin-top: 24px;
    margin-bottom: 16px;
}

.icp-info,
.rights {
    grid-column: 1 / -1;
    justify-self: center;
    color: white;
}

.scrollToTop {
    display: none;
    position: relative;
    z-index: 300;
}

.scrollToTop a {
    width: 32px;
    height: 32px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    position: fixed;
    bottom: 60px;
    right: 30px;
}


/* 鑷€傚簲锛屽皬浜�1100璞＄礌鏃� */

@media (max-width: 1100px) {
    header nav {
        display: none;
    }
    header {
        grid-template-columns: repeat(2, 1fr);
    }
    header .burger {
        display: block;
        width: 20px;
        height: 6px;
        position: relative;
        justify-self: end;
        cursor: pointer;
    }
    .burger-line1,
    .burger-line2,
    .burger-line3 {
        width: 20px;
        height: 2px;
        background-color: var(--text-color-lightest);
    }
    .burger-line1 {
        position: absolute;
        top: -6px;
    }
    .burger-line3 {
        position: absolute;
        top: 6px;
    }
    header.open nav {
        display: grid;
        position: absolute;
        left: 0;
        top: 0;
        width: 100vw;
        height: 100vh;
        background-color: white;
        grid-auto-rows: max-content;
        justify-items: end;
        padding: 0 40px;
        opacity: 0;
        animation: slideDown 0.6s ease-out forwards;
    }
    header.open nav>* {
        color: var(--text-color-darker);
        animation: showMenu 0.5s linear forwards 0.4s;
        font-size: 18px;
        margin: 4px 0;
        opacity: 0;
    }
    header.open nav>i.fas {
        margin-top: 10px;
    }
    header.open .burger-line1,
    header.open .burger-line2,
    header.open .burger-line3,
    header.sticky .burger-line1,
    header.sticky .burger-line2,
    header.sticky .burger-line3 {
        background-color: var(--text-color-dark);
        transition: 0.4s ease;
    }
    header.open .burger-line1 {
        transform: rotate(45deg) translate(3px, 5px);
    }
    header.open .burger-line2 {
        transform: translateX(5px);
        opacity: 0;
    }
    header.open .burger-line3 {
        transform: rotate(-45deg) translate(3px, -5px)
    }
    header.open .logo {
        z-index: 40;
        color: var(--text-color-darker);
    }
    @keyframes slideDown {
        from {
            height: 0;
            opacity: 0;
        }
        to {
            height: 100vh;
            padding-top: 80px;
            opacity: 1;
        }
    }
    @keyframes showMenu {
        from {
            opacity: 0;
            transform: translateY(-1vh);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    .service-item .service-title {
        font-size: 20px;
    }
    .service-item .service-content {
        font-size: 14px;
        line-height: 24px;
    }
    .service-item i.fas {
        font-size: 36px;
    }
    .solution-item .solution-title {
        font-size: 20px;
    }
    .solution-item .solution-content {
        font-size: 14px;
        line-height: 24px;
    }
    .solution-item i.fas {
        width: 36px;
        height: 36px;
    }
    /* 鍏徃鍔ㄦ€佷袱鍒楁樉绀� */
    /* .activities {
        grid-template-columns: repeat(2, 1fr);
        grid-row-gap: 36px;
    } */
}


/* 灏忎簬992璞＄礌鏃� */

@media(max-width: 992px) {
    .slide-caption h1 {
        font-size: 48px;
    }
    .slide-caption h3 {
        font-size: 20px;
    }
    .showcases .case-item {
        width: calc(100vw / 3);
    }
    .features,
    .services {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: unset;
    }
    .data-section {
        grid-template-columns: repeat(2, minmax(200px, auto));
        padding: 24px 0;
        height: auto;
        grid-row-gap: 24px;
    }
    .activities {
        grid-template-columns: repeat(2, 1fr);
        grid-row-gap: 36px;
    }
}


/* 灏忎簬768璞＄礌鏃� */

@media(max-width: 768px) {
    section,
    .footer-menus {
        padding: 0 40px;
    }
    .footer-menus {
        grid-template-columns: 2fr repeat(2, 1fr);
        grid-row-gap: 24px;
    }
    .contact-us {
        grid-row: 1 / 3;
    }
    .footer-menu {
        text-align: right;
    }
    .activities {
        grid-template-columns: 1fr;
        grid-row-gap: 36px;
    }
    .data-section {
        grid-template-columns: 1fr;
    }
    .solutions {
        grid-template-columns: 1fr;
    }
    .features,
    .services {
        grid-template-columns: 1fr;
    }
    .showcases .case-item {
        width: calc(100vw / 2);
        height: 30vw;
    }
}


/* 灏忎簬576璞＄礌 */

@media(max-width:576px) {
    .slide-caption h1 {
        font-size: 28px;
    }
    .slide-caption h3 {
        font-size: 14px;
    }
    .explore-btn {
        font-size: 14px;
        padding: 8px 18px;
    }
    .showcases .case-item {
        width: 100vw;
        height: 60vw;
    }
    .footer-menus {
        grid-template-columns: 2fr;
    }
    .footer-menu {
        justify-self: start;
        text-align: center;
    }
    .scrollToTop a {
        bottom: 10px;
        right: 10px;
    }
}