body {
    background-color: #fff;
}

/* 全局导航 */

.navbar {
    height: calc(95 * var(--vh-unit));
    width: calc(100% - calc(188 * var(--vw-unit)));
    background-color: #fff;
    border-bottom: 1px solid #BBBBBB;
    padding: 0 calc(94 * var(--vw-unit));
    display: flex;
    align-items: center;
    box-shadow: 0 calc(2 * var(--vw-unit)) calc(6 * var(--rem-unit)) rgba(135, 135, 135, 0.4);
    position: fixed;
    z-index: 80;
}

.navbars {
    height: calc(95 * var(--vh-unit));
    width: calc(100% - calc(188 * var(--vw-unit)));
}


.navbar .logo {
    height: calc(45 * var(--vh-unit));
}

.navbar .logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.navbar .tab {
    margin-left: calc(98 * var(--vw-unit));
    display: flex;
    align-items: center;
    gap: calc(49 * var(--vw-unit));
    color: #000;
    font-size: calc(20 * var(--rem-unit));
    cursor: pointer;
}

.navbar .tab .tab2:hover .tab2-1 {
    color: #09CDAD;
}

.navbar .tab .tab3:hover {
    color: #09CDAD;
    transform: scale(1.1);
}


.navbar .tab .tab2 {
    position: relative;
}

.navbar .tab .tab2:hover .pulldown {
    display: block;
}

.navbar .tab .tab2 img {
    position: absolute;
    width: calc(24 * var(--vw-unit));
    object-fit: cover;
    top: 50%;
    transform: translateY(-50%);
    margin-left: calc(4 * var(--vw-unit));
}

.navbar .tab .tab1 a {
    text-decoration: none;
    color: #000;
}

.navbar .tab .tab2 a {
    text-decoration: none;
    color: #000;
}

.navbar .tab .tab3 a {
    text-decoration: none;
    color: #000;
}

.navbar .tab .tab3 a {
    color: #09CDAD;
}

.navbar .tab1:hover {
    transform: scale(1.1);
}

.navbar .tab1:hover a {
    color: #09CDAD;
}

.navbar .tab .pulldown {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: flex-end;
    display: none;
    z-index: 100;
}

.pulldown .pulldownCen {
    padding: calc(20 * var(--vh-unit)) calc(38 * var(--vw-unit));
    background: #fff;
    margin-top: calc(20 * var(--vh-unit));
    border: 1px solid #BBBBBB;
    border-radius: calc(4 * var(--rem-unit));
    display: flex;
    flex-direction: column;
    box-shadow: 0 calc(2 * var(--vw-unit)) calc(6 * var(--rem-unit)) rgba(189, 189, 189, 0.4);
}

.pulldownCen .single {
    height: calc(41 * var(--vh-unit));
    width: calc(252 * var(--vw-unit));
    display: flex;
    justify-content: center;
    align-items: center;
}

.pulldownCen .single:hover {
    color: #09CDAD;
    transform: scale(1.1);
}

.pulldownCen .single:hover a {
    color: #09CDAD;
}

.pulldownCen .single:nth-child(1) {
    margin-bottom: calc(9 * var(--vh-unit));
}

.navbar .contact {
    position: absolute;
    right: calc(98 * var(--vw-unit));
    background-color: rgba(0, 170, 139, 0.2);
    padding: calc(6 * var(--vh-unit)) calc(13 * var(--vw-unit));
    min-width: calc(189 * var(--vw-unit));
    height: calc(28 * var(--vh-unit));
    border-radius: calc(20 * var(--vh-unit));
    display: flex;
    align-items: center;
    color: #09CDAD;
    font-size: calc(20 * var(--rem-unit));
}

.navbar .contact img {
    height: calc(27 * var(--vh-unit));
    object-fit: cover;
    margin-right: calc(12 * var(--vw-unit));
}



/* 关于 */


.about-hero {
    width: 100%;
    height: calc(767 * var(--vh-unit));
    background-image: url('../images/about-hero.jpg');
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center center;
    position: relative;
}

.about-hero .consulting {
    display: flex;
    justify-content: center;
    position: absolute;
    bottom: calc(87 * var(--vh-unit));
    left: 50%;
    transform: translateX(-50%);
}

.about-hero .consulting .consultingC {
    background-color: #00DAB5;
    display: flex;
    align-items: center;
    justify-content: center;
    width: calc(218 * var(--vh-unit));
    height: calc(48 * var(--vh-unit));
    border-radius: calc(4 * var(--rem-unit));
    color: #fff;
    font-size: calc(20 * var(--rem-unit));
    cursor: pointer;
}

.about-hero .consulting .contact {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: calc(-250 * var(--vh-unit));
    background-color: rgba(255, 255, 255, 0.91);
    width: calc(190 * var(--vh-unit));
    height: calc(214 * var(--vh-unit));
    border-radius: calc(12 * var(--rem-unit));
    box-shadow: 0 calc(2 * var(--vw-unit)) calc(6 * var(--rem-unit)) rgba(0, 0, 0, 0.2);
    display: none;
    align-items: center;
    flex-direction: column;
    justify-content: center;
    font-size: calc(13 * var(--rem-unit));
    color: #7C7C7C;

}

.about-hero .consulting .contact img {
    height: calc(172 * var(--vh-unit));
    object-fit: cover;
}

.about-hero .consulting .consultingC:hover+.contact {
    display: flex;
}


.about-hero2 {
    padding: 0 calc(128 * var(--vh-unit));
}

.about-hero2 .title {
    position: relative;
    text-align: center;
    padding: calc(60 * var(--vh-unit)) 0 calc(68 * var(--vh-unit)) 0;
    font-size: calc(36 * var(--rem-unit));
}

.about-hero2 .title::after {
    content: '';
    width: calc(77 * var(--vh-unit));
    height: calc(4 * var(--vh-unit));
    position: absolute;
    bottom: calc(40 * var(--vh-unit));
    left: 50%;
    transform: translateX(-50%);
    background-color: #1890FF;
}

.about-hero2 .subtitle {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: calc(40 * var(--vh-unit));
    color: #CCCCCC;
    font-size: calc(45 * var(--rem-unit));
    z-index: -1;
}

.about-hero2 .purpose {
    width: calc(1664 * var(--vw-unit));
    height: calc(715 * var(--vh-unit));
    color: #000;
    font-size: calc(36 * var(--rem-unit));
    line-height: calc(74 * var(--rem-unit));
}

.about-hero2 .purpose span {
    color: #00E0B9;
    margin-left: calc(60 * var(--vw-unit));
}



/* 资质荣誉 */


.honor-section {
    width: 100%;
    height: calc(825 * var(--vh-unit));
    background-image: url('../images/qualification.jpg');
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center center;
    position: relative;
}

.honor-section .title {
    top: 0;
    position: absolute;
    width: 100%;
    display: flex;
    justify-content: center;
    padding: calc(60 * var(--vh-unit)) 0 calc(68 * var(--vh-unit)) 0;
    font-size: calc(36 * var(--rem-unit));
    z-index: 2;
}

.honor-section .title::after {
    content: '';
    width: calc(77 * var(--vh-unit));
    height: calc(4 * var(--vh-unit));
    position: absolute;
    bottom: calc(40 * var(--vh-unit));
    left: 50%;
    transform: translateX(-50%);
    background-color: #1890FF;
}

.honor-section .subtitle {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: calc(40 * var(--vh-unit));
    color: #CCCCCC;
    font-size: calc(45 * var(--rem-unit));
    z-index: -1;
}



.carousel-container {
    position: relative;
    overflow: hidden;
    border-radius: calc(15 * var(--vh-unit));
    width: calc(100% - calc(420 * var(--vw-unit)));
    padding-top: calc(244 * var(--vh-unit));
    margin: 0 calc(210 * var(--vw-unit));
}

.carousel {
    display: flex;
    transition: transform 0.5s ease-in-out;
    will-change: transform;
    width: 150%;
    /* 6张图片，每张占25%，所以总宽度是6×25%=150% */
}

.carousel-item {
    flex: 0 0 calc(100% / 6);
    height: calc(460 * var(--vh-unit));
    position: relative;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-wrapper {
    width: calc(328 * var(--vw-unit));
    height: calc(458 * var(--vh-unit));
    background: #FFFFFF;
    box-shadow: 0 calc(2 * var(--vw-unit)) calc(6 * var(--rem-unit)) rgba(0, 0, 0, 0.2);
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-wrapper img {
    height: calc(435 * var(--vh-unit));
    width: calc(310 * var(--vw-unit));
    /* 调整图片高度 */
    /* 保持图片比例并填充 */
    display: block;
    transition: transform 0.3s ease;
}

.image-wrapper:hover img {
    transform: scale(1.05);
}

.carousel-controls {
    position: absolute;
    top: 50%;
    width: 90%;
    left: 5%;
    display: flex;
    justify-content: space-between;
    transform: translateY(-50%);
    padding: 0 calc(20 * var(--vw-unit));
    z-index: 10;
    pointer-events: none;
}

.carousel-btn {
    background-color: rgba(255, 255, 255, 0.9);
    border: none;
    width: calc(50 * var(--vw-unit));
    height: calc(50 * var(--vw-unit));
    border-radius: 50%;
    font-size: calc(24 * var(--rem-unit));
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: 0 calc(3 * var(--vw-unit)) calc(10 * var(--rem-unit)) rgba(0, 0, 0, 0.2);
    pointer-events: all;
}

.carousel-btn:hover:not(:disabled) {
    background-color: white;
    transform: scale(1.1);
}

.carousel-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
}


/* 联系我们 */


.fade-up {
    width: 100%;
}

.fade-up .title {
    position: absolute;
    width: 100%;
    display: flex;
    justify-content: center;
    padding: calc(60 * var(--vh-unit)) 0 calc(68 * var(--vh-unit)) 0;
    font-size: calc(36 * var(--rem-unit));
    z-index: 2;
}

.fade-up .title::after {
    content: '';
    width: calc(77 * var(--vh-unit));
    height: calc(4 * var(--vh-unit));
    position: absolute;
    bottom: calc(40 * var(--vh-unit));
    left: 50%;
    transform: translateX(-50%);
    background-color: #1890FF;
}

.fade-up .subtitle {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: calc(40 * var(--vh-unit));
    color: #CCCCCC;
    font-size: calc(45 * var(--rem-unit));
    z-index: -1;
}

.fade-up .prepare {
    font-size: calc(28 * var(--rem-unit));
    text-align: center;
    padding-top: calc(157 * var(--vh-unit));
}

.fade-up .content {
    padding: calc(76 * var(--vh-unit)) calc(215 * var(--vw-unit)) calc(185 * var(--vh-unit)) calc(275 * var(--vw-unit));
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.fade-up .content .basic {
    color: #7C7C7C;
    font-size: calc(30 * var(--rem-unit));
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.fade-up .content .basic div {
    margin-bottom: calc(30 * var(--vh-unit));
}

.fade-up .content img {
    width: calc(719 * var(--vw-unit));
    object-fit: cover;
    margin-left: calc(48 * var(--vw-unit));

}

/* 页脚重塑 */
.footer {
    background: #008C74;
    color: white;
    padding: calc(43 * var(--vh-unit)) 0 calc(34 * var(--vh-unit)) 0;
    position: relative;
}

.footer-content {
    display: flex;
    margin-bottom: calc(48 * var(--vh-unit));
    padding: 0 calc(185 * var(--vw-unit));
}

.footer-content .footer-column img {
    height: calc(74 * var(--vh-unit));
    object-fit: cover;
    margin-bottom: calc(46 * var(--vh-unit));
}

.footer-content .footer-column p {
    margin-top: calc(21 * var(--vh-unit));
    font-size: calc(22 * var(--rem-unit));
}

.footer-column2 {
    margin-left: calc(120 * var(--vw-unit));
    display: flex;
    justify-content: flex-end;
    flex-direction: column;
    font-size: calc(22 * var(--rem-unit));
}

.footer-column2 a {
    color: #fff;
    text-decoration: none;
    margin-bottom: calc(21 * var(--vh-unit));
    display: block;
}

.footer-column2 p:last-child a {
    margin-bottom: 0;
}

.footer-column3 {
    position: absolute;
    display: flex;
    align-items: center;
    flex-direction: column;
    right: calc(185 * var(--vw-unit));
    font-size: calc(22 * var(--rem-unit));
    color: #fff;
    top: calc(58 * var(--vh-unit));
}

.footer-column3 img {
    height: calc(150 * var(--vh-unit));
    object-fit: cover;
    margin-bottom: calc(14 * var(--vh-unit));
}

.copyright {
    color: #fff;
    font-size: calc(20 * var(--rem-unit));
    margin-bottom: calc(14 * var(--vh-unit));
    border-top: 1px solid #BBBBBB;
    padding-top: calc(37 * var(--vh-unit));
    text-align: center;
}

.preview {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.2);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 100;
}

.preview img {
    height: 76%;
    object-fit: cover;
}