/* 全局重置 + 基础 */
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
body {
position: relative;
color: #000;
font-size: 18px;
font-family: 'pingfang SC', 'helvetica neue', arial, 'hiragino sans gb', 'microsoft yahei ui', 'microsoft yahei', simsun, sans-serif !important;
background: #FFFFFF;
overflow-x: hidden;
}
ul,
li {
list-style: none;
}
img {
vertical-align: middle;
border: none;
max-width: 100%;
height: auto;
}
a {
text-decoration: none;
outline: none;
color: #dedede;
}
a:hover {
text-decoration: none;
outline: none;
color: #00c6e3;
}
.clear {
clear: both;
}

/* 所有容器以helan为前缀，最大宽度1350px */
.helan-container {
max-width: 1350px;
margin: 0 auto;
padding: 0 15px;
}

/* 通用圆角10px */
.helan-card,
.helan-btn,
.helan-card img,
.helan-card .card,
.helan-btn,
.helan-card .card-img-top,
.helan-card .card-body {
border-radius: 10px !important;
}

/**************** banner样式 - 修复位置 ****************/
.helan-top {
width: 100%;
min-height: 540px;
background: url(images/Ned_pic_01.jpg) no-repeat center top;
background-size: cover;

padding: 40px 0;
display: flex;
align-items: center;
justify-content: center;
}
.helan-ban {
max-width: 1070px;
width: 100%;
margin: 0 auto;
text-align: center;
position: relative;
padding-top: 80px;
}
.helan-ban .helan-tx1 {
margin: 0 auto;
max-width: 628px;
animation: helanTx1 2s 0s ease both;
}
.helan-ban .helan-tx2 {
margin: 0 auto;
max-width: 445px;
padding-top: 25px;
padding-bottom: 25px;
animation: helanTx2 2s 0.5s ease both;
}
.helan-ban .helan-tx1 img,
.helan-ban .helan-tx2 img {
height: auto;
}
.helan-ban .helan-btn {
display: inline-block;
padding: 0 40px;
height: 45px;
background: #d50000;
font-size: 22px;
color: #FFF;
line-height: 45px;
text-align: center;
border-radius: 30px;
transition: background 0.3s ease;
border: none;
}
.helan-ban .helan-btn:hover {
background: #ea3200;
color: #fff;
}

@keyframes helanTx1 {
0% { padding-left: 120px; opacity: 0; }
100% { padding-left: 0px; opacity: 1; }
}
@keyframes helanTx2 {
0% { padding-left: 120px; opacity: 0; }
100% { padding-left: 0px; opacity: 1; }
}
@keyframes helanBtn {
0% { padding-left: 80px; opacity: 0; }
100% { padding-left: 0px; opacity: 1; }
}

/**************** 荷兰机房介绍样式 ****************/
.helan-cn1 {
max-width: 1070px;
margin: 0 auto;
padding: 30px 15px 50px;
font-family: '微软雅黑', 'pingfang SC', sans-serif;
}
.helan-title {
text-align: center;
margin-top: 50px;
margin-bottom: 40px;
}
.helan-title img {
max-width: 100%;
height: auto;
}
.helan-cn1 .helan-row {
display: flex;
flex-wrap: wrap;
align-items: center;
gap: 30px;
}
.helan-cn1 .helan-lf {
flex: 1;
min-width: 280px;
font-size: 18px;
line-height: 35px;
}
.helan-cn1 .helan-lf a {
display: inline-block;
padding: 0 30px;
height: 43px;
border: 1px solid #4d4d4d;
border-radius: 15px;
text-align: center;
line-height: 43px;
color: #970000;
font-size: 18px;
margin-top: 20px;
transition: all 0.3s ease;
}
.helan-cn1 .helan-lf a:hover {
color: #4d4d4d;
border: 1px solid #970000;
}
.helan-cn1 .helan-rf {
flex: 0 0 529px;
max-width: 100%;
}
.helan-cn1 .helan-rf img {
width: 100%;
height: auto;
}

/**************** 荷兰服务器配置样式 - 修复一行显示 ****************/
.helan-cn2 {
width: 100%;
background: url(images/Ned_pic_27.jpg) no-repeat 130px bottom #f8f8f8;
padding: 40px 0 80px;
margin-top: 30px;
height: 750px;
}
.helan-cn2 .helan-config {
max-width: 1070px;
margin: 0 auto;
padding: 0 15px;
}
.helan-cn2 .helan-list {
display: flex;
flex-wrap: wrap;
justify-content: center;
align-items: center;
gap: 10px 20px;
margin-top: 30px;
}
.helan-cn2 .helan-list li {
display: flex;
align-items: center;
gap: 10px;
padding-right: 20px;
border-right: 1px solid #d3d3d3;
min-width: 120px;
}
.helan-cn2 .helan-list li:last-child {
border-right: none;
}
.helan-cn2 .helan-list li .helan-icon {
flex-shrink: 0;
}
.helan-cn2 .helan-list li .helan-icon img {
max-width: 48px;
height: auto;
}
.helan-cn2 .helan-list li p {
display: flex;
flex-direction: column;
}
.helan-cn2 .helan-list li strong {
font-size: 20px;
font-weight: normal;
display: block;
}
.helan-cn2 .helan-list li span {
font-size: 16px;
color: #999;
display: block;
}
.helan-cn2 .helan-btns {
display: flex;
flex-wrap: wrap;
justify-content: center;
gap: 20px 40px;
margin-top: 50px;
}
.helan-cn2 .helan-btns a {
display: inline-block;
padding: 0 35px;
height: 43px;
border: 1px solid #4d4d4d;
border-radius: 15px;
text-align: center;
line-height: 43px;
color: #970000;
font-size: 18px;
transition: all 0.3s ease;
font-family: '微软雅黑', 'pingfang SC', sans-serif;
}
.helan-cn2 .helan-btns a.btn02 {
border: 1px solid #43bbe2;
color: #00a0d4;
}
.helan-cn2 .helan-btns a:hover {
color: #4d4d4d;
border: 1px solid #970000;
}
.helan-cn2 .helan-btns a.btn02:hover {
color: #970000;
border: 1px solid #4d4d4d;
}

/**************** 天下数据荷兰顶级机房优势 - 修复文字排版 ****************/
.helan-cn3 {
max-width: 1070px;
margin: 0 auto;
padding: 30px 15px 50px;
font-family: '微软雅黑', 'pingfang SC', sans-serif;
}
.helan-cn3 .helan-row {
display: flex;
flex-wrap: wrap;
align-items: center;
gap: 30px;
}
.helan-cn3 .helan-lf {
flex: 0 0 600px;
max-width: 100%;
}
.helan-cn3 .helan-lf img {
width: 100%;
height: auto;
}
.helan-cn3 .helan-rf {
flex: 1;
min-width: 280px;
padding: 20px 0 20px 30px;
font-size: 18px;
line-height: 35px;
color: #24aef6;
position: relative;
background: url(images/Ned_tb_34.png) no-repeat right center;
background-size: contain;
min-height: 379px;
}
.helan-cn3 .helan-rf p {
padding-left: 30px;
position: relative;
margin-bottom: 25px;
}

/* 原版缩进样式 */
.helan-cn3 .helan-rf p:nth-child(2) { padding-left: 50px; }
.helan-cn3 .helan-rf p:nth-child(3) { padding-left: 65px; }
.helan-cn3 .helan-rf p:nth-child(4) { padding-left: 85px; }
.helan-cn3 .helan-rf p:nth-child(5) { padding-left: 80px; }
.helan-cn3 .helan-rf p:nth-child(6) { padding-left: 50px; }

/**************** 天下数据荷兰顶级机房适合行业 ****************/
.helan-cn4 {
width: 100%;
min-height: 710px;
background: url(images/Ned_pic_38.jpg) no-repeat center;
background-size: cover;
padding: 40px 0 60px;
margin-top: 30px;
}
.helan-cn4 .helan-industry {
max-width: 1070px;
margin: 0 auto;
padding: 0 15px;
}
.helan-cn4 .helan-industry .helan-row {
display: flex;
flex-wrap: wrap;
gap: 40px;
}
.helan-cn4 .helan-industry .helan-lf {
flex: 0 0 360px;
max-width: 100%;
border-right: 1px solid #434343;
padding-right: 30px;
}
.helan-cn4 .helan-industry .helan-lf ul {
padding-top: 20px;
}
.helan-cn4 .helan-industry .helan-lf li {
height: 45px;
margin-top: 20px;
background: url(images/Ned_tb_40.png) no-repeat;
padding-left: 70px;
line-height: 45px;
color: #dedede;
background-position: 0 0;
}
.helan-cn4 .helan-industry .helan-lf li.tb2 {
background-position: 0 -79px;
}
.helan-cn4 .helan-industry .helan-lf li.tb3 {
background-position: 0 -147px;
}
.helan-cn4 .helan-industry .helan-lf li.tb4 {
background-position: 0 -220px;
}
.helan-cn4 .helan-industry .helan-lf li a {
color: #dedede;
font-size: 18px;
transition: color 0.3s ease;
}
.helan-cn4 .helan-industry .helan-lf li a:hover {
color: #00c6e3;
}
.helan-cn4 .helan-industry .helan-rf {
flex: 1;
min-width: 280px;
color: #00c6e3;
}
.helan-cn4 .helan-industry .helan-rf .helan-cases-title {
font-size: 20px;
color: #00c6e3;
margin-bottom: 15px;
}
.helan-cn4 .helan-industry .helan-rf .helan-cases {
display: grid;
grid-template-columns: repeat(3, 1fr);
gap: 10px;
}
.helan-cn4 .helan-industry .helan-rf .helan-cases a {
display: block;
width: 100%;
aspect-ratio: 175/85;
background-size: contain !important;
background-position: center !important;
background-repeat: no-repeat !important;
transition: transform 0.3s ease;
border-radius: 8px;
}
.helan-cn4 .helan-industry .helan-rf .helan-cases a:hover {
transform: scale(1.05);
}
.helan-cn4 .helan-industry .helan-rf .helan-cases a.pan1 { background: url(images/Ned_tb_43.png) no-repeat; }
.helan-cn4 .helan-industry .helan-rf .helan-cases a.pan1:hover { background: url(images/Ned_tb_043.png) no-repeat; }
.helan-cn4 .helan-industry .helan-rf .helan-cases a.pan2 { background: url(images/Ned_tb_45.png) no-repeat; }
.helan-cn4 .helan-industry .helan-rf .helan-cases a.pan2:hover { background: url(images/Ned_tb_045.png) no-repeat; }
.helan-cn4 .helan-industry .helan-rf .helan-cases a.pan3 { background: url(images/Ned_tb_47.png) no-repeat; }
.helan-cn4 .helan-industry .helan-rf .helan-cases a.pan3:hover { background: url(images/Ned_tb_047.png) no-repeat; }
.helan-cn4 .helan-industry .helan-rf .helan-cases a.pan4 { background: url(images/Ned_tb_53.png) no-repeat; }
.helan-cn4 .helan-industry .helan-rf .helan-cases a.pan4:hover { background: url(images/Ned_tb_053.png) no-repeat; }
.helan-cn4 .helan-industry .helan-rf .helan-cases a.pan5 { background: url(images/Ned_tb_54.png) no-repeat; }
.helan-cn4 .helan-industry .helan-rf .helan-cases a.pan5:hover { background: url(images/Ned_tb_054.png) no-repeat; }
.helan-cn4 .helan-industry .helan-rf .helan-cases a.pan6 { background: url(images/Ned_tb_55.png) no-repeat; }
.helan-cn4 .helan-industry .helan-rf .helan-cases a.pan6:hover { background: url(images/Ned_tb_055.png) no-repeat; }
.helan-cn4 .helan-industry .helan-rf .helan-cases a.pan7 { background: url(images/Ned_tb_59.png) no-repeat; }
.helan-cn4 .helan-industry .helan-rf .helan-cases a.pan7:hover { background: url(images/Ned_tb_059.png) no-repeat; }
.helan-cn4 .helan-industry .helan-rf .helan-cases a.pan8 { background: url(images/Ned_tb_60.png) no-repeat; }
.helan-cn4 .helan-industry .helan-rf .helan-cases a.pan8:hover { background: url(images/Ned_tb_060.png) no-repeat; }
.helan-cn4 .helan-industry .helan-rf .helan-cases a.pan9 { background: url(images/Ned_tb_61.png) no-repeat; }
.helan-cn4 .helan-industry .helan-rf .helan-cases a.pan9:hover { background: url(images/Ned_tb_061.png) no-repeat; }

/**************** 天下数据全球其他服务器推荐 ****************/
.helan-cn5 {
max-width: 1070px;
margin: 0 auto;
padding: 30px 15px 50px;
}
.helan-cn5 .helan-recommend {
display: flex;
flex-wrap: wrap;
justify-content: center;
gap: 40px 60px;
margin-top: 30px;
}
.helan-cn5 .helan-recommend .helan-item {
width: 395px;
max-width: 100%;
height: 191px;
background: url(images/Ned_pic_41.jpg) no-repeat;
background-size: cover;
padding: 35px 0 0 30px;
border-radius: 10px;
transition: transform 0.3s ease;
position: relative;
}
.helan-cn5 .helan-recommend .helan-item:hover {
transform: translateY(-8px);
box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}
.helan-cn5 .helan-recommend .helan-item.item-xg {
background: url(images/Ned_pic_43.jpg) no-repeat;
background-size: cover;
}
.helan-cn5 .helan-recommend .helan-item p {
width: 145px;
font-size: 24px;
font-family: '微软雅黑', 'pingfang SC', sans-serif;
color: #FFF;
line-height: 1.4;
}
.helan-cn5 .helan-recommend .helan-item p span {
color: #15d6ff;
font-size: 30px;
}
.helan-cn5 .helan-recommend .helan-item a {
display: inline-block;
padding: 0 25px;
height: 33px;
text-align: center;
line-height: 33px;
color: #FFF;
font-size: 16px;
font-family: '微软雅黑', 'pingfang SC', sans-serif;
background: #15d6ff;
border-radius: 30px;
margin-top: 15px;
transition: background 0.3s ease;
}
.helan-cn5 .helan-recommend .helan-item a:hover {
background: #00e1de;
color: #fff;
}
.helan-cn5 .helan-recommend .helan-item.item-xg p {
width: 150px;
}

/*************移动端适配 - 全面修复 **************/
@media (max-width: 1199px) {
.helan-top { min-height: 440px; }
.helan-ban { padding-top: 60px; }
.helan-ban .helan-tx1 { max-width: 500px; }
.helan-ban .helan-tx2 { max-width: 350px; }
.helan-cn1 .helan-rf { flex: 0 0 400px; }
.helan-cn3 .helan-lf { flex: 0 0 450px; }
.helan-cn3 .helan-rf { min-height: 320px; background-size: contain; }
.helan-cn4 .helan-industry .helan-lf { flex: 0 0 300px; }
}

@media (max-width: 991px) {
.helan-top { min-height: 360px; padding: 20px 0; }
.helan-ban { padding-top: 40px; }
.helan-ban .helan-tx1 { max-width: 400px; }
.helan-ban .helan-tx2 { max-width: 300px; padding-top: 15px; padding-bottom: 15px; }
.helan-ban .helan-btn { font-size: 18px; height: 40px; line-height: 40px; padding: 0 30px; }
.helan-cn1 .helan-row { flex-direction: column; }
.helan-cn1 .helan-rf { flex: 0 0 auto; width: 100%; max-width: 529px; margin: 0 auto; }
.helan-cn3 .helan-row { flex-direction: column; }
.helan-cn3 .helan-lf { flex: 0 0 auto; width: 100%; max-width: 600px; margin: 0 auto; }
.helan-cn3 .helan-rf { padding-left: 0; min-height: auto; background: none; }
.helan-cn3 .helan-rf p { padding-left: 25px !important; }
.helan-cn4 .helan-industry .helan-row { flex-direction: column; }
.helan-cn4 .helan-industry .helan-lf { flex: 0 0 auto; width: 100%; border-right: none; border-bottom: 1px solid #434343; padding-bottom: 20px; }
.helan-cn4 .helan-industry .helan-rf .helan-cases { grid-template-columns: repeat(3, 1fr); }
.helan-cn2 .helan-list li { border-right: none; border-bottom: 1px solid #e0e0e0; padding-bottom: 12px; padding-right: 0; width: 100%; justify-content: center; }
.helan-cn2 .helan-list li:last-child { border-bottom: none; }
.helan-cn5 .helan-recommend .helan-item { width: 100%; max-width: 395px; }
}

@media (max-width: 767px) {
.helan-top { min-height: 280px; background-size: cover; }
.helan-ban { padding-top: 30px; }
.helan-ban .helan-tx1 { max-width: 300px; }
.helan-ban .helan-tx2 { max-width: 220px; padding-top: 10px; padding-bottom: 10px; }
.helan-ban .helan-btn { font-size: 16px; height: 36px; line-height: 36px; padding: 0 25px; }
.helan-cn1 .helan-lf { font-size: 16px; line-height: 30px; }
.helan-cn1 .helan-lf a { font-size: 16px; height: 38px; line-height: 38px; padding: 0 25px; }
.helan-title { margin-top: 30px; margin-bottom: 25px; }
.helan-title img { max-width: 50%; }
.helan-cn2 { background-position: center bottom; padding: 30px 0 60px;background-size: 100% }
.helan-cn2 .helan-list li { gap: 8px; min-width: 0; }
.helan-cn2 .helan-list li .helan-icon img { max-width: 38px; }
.helan-cn2 .helan-list li strong { font-size: 18px; }
.helan-cn2 .helan-list li span { font-size: 14px; }
.helan-cn2 .helan-btns a { font-size: 16px; height: 38px; line-height: 38px; padding: 0 25px; }
.helan-cn3 .helan-rf { font-size: 16px; line-height: 30px; }
.helan-cn3 .helan-rf p { padding-left: 20px !important; }
.helan-cn4 {  padding: 30px 0 40px; }
.helan-cn4 .helan-industry .helan-lf li { font-size: 16px; height: 40px; line-height: 40px; padding-left: 55px; background-size: auto 40px; }
.helan-cn4 .helan-industry .helan-rf .helan-cases { grid-template-columns: repeat(3, 1fr); gap: 8px; }
.helan-cn4 .helan-industry .helan-rf .helan-cases a { aspect-ratio: 175/85; }
.helan-cn5 .helan-recommend .helan-item { height: 160px; padding: 25px 0 0 20px; }
.helan-cn5 .helan-recommend .helan-item p { font-size: 20px; width: 120px; }
.helan-cn5 .helan-recommend .helan-item p span { font-size: 24px; }
.helan-cn5 .helan-recommend .helan-item a { font-size: 14px; height: 30px; line-height: 30px; padding: 0 20px; }
.helan-cn5 .helan-recommend .helan-item.item-xg p { width: 130px; }
@keyframes helanTx1 {
0% { padding-left: 60px; opacity: 0; }
100% { padding-left: 0px; opacity: 1; }
}
@keyframes helanTx2 {
0% { padding-left: 60px; opacity: 0; }
100% { padding-left: 0px; opacity: 1; }
}
}

@media (max-width: 480px) {
.helan-top { min-height: 220px; }
.helan-ban { padding-top: 20px; }
.helan-ban .helan-tx2 {  padding-top: 8px; padding-bottom: 8px; }
.helan-ban .helan-btn { font-size: 14px; height: 32px; line-height: 32px; padding: 0 20px; }
.helan-cn1 .helan-lf { font-size: 14px; line-height: 26px; }
.helan-cn1 .helan-lf a { font-size: 14px; height: 34px; line-height: 34px; padding: 0 20px; }
.helan-cn2 .helan-list li { gap: 6px; }
.helan-cn2 .helan-list li .helan-icon img { max-width: 30px; }
.helan-cn2 .helan-list li strong { font-size: 16px; }
.helan-cn2 .helan-list li span { font-size: 12px; }
.helan-cn2 .helan-btns a { font-size: 14px; height: 34px; line-height: 34px; padding: 0 20px; }
.helan-cn3 .helan-rf { font-size: 14px; line-height: 26px; }
.helan-cn3 .helan-rf p { padding-left: 15px !important; }
.helan-cn4 .helan-industry .helan-lf li { font-size: 14px; height: 34px; line-height: 34px; padding-left: 45px; background-size: auto 34px; margin-top: 12px; }
.helan-cn4 .helan-industry .helan-rf .helan-cases-title { font-size: 16px; }
.helan-cn4 .helan-industry .helan-rf .helan-cases { grid-template-columns: repeat(3, 1fr); gap: 5px; }
.helan-cn5 .helan-recommend .helan-item { height: 130px; padding: 18px 0 0 15px; }
.helan-cn5 .helan-recommend .helan-item p { font-size: 16px; width: 100px; }
.helan-cn5 .helan-recommend .helan-item p span { font-size: 20px; }
.helan-cn5 .helan-recommend .helan-item a { font-size: 12px; height: 26px; line-height: 26px; padding: 0 15px; margin-top: 8px; }
.helan-cn5 .helan-recommend .helan-item.item-xg p { width: 110px; }
@keyframes helanTx1 {
0% { padding-left: 40px; opacity: 0; }
100% { padding-left: 0px; opacity: 1; }
}
@keyframes helanTx2 {
0% { padding-left: 40px; opacity: 0; }
100% { padding-left: 0px; opacity: 1; }
}
}

@media (max-width: 360px) {
.helan-top { min-height: 180px; }
.helan-ban { padding-top: 15px; }
.helan-ban .helan-tx1 { max-width: 180px; }
.helan-ban .helan-tx2 { max-width: 130px; padding-top: 5px; padding-bottom: 5px; }
.helan-ban .helan-btn { font-size: 12px; height: 28px; line-height: 28px; padding: 0 15px; }
.helan-cn2 .helan-list li strong { font-size: 14px; }
.helan-cn2 .helan-list li span { font-size: 11px; }
.helan-cn2 .helan-btns a { font-size: 12px; height: 30px; line-height: 30px; padding: 0 15px; }
.helan-cn5 .helan-recommend .helan-item { height: 110px; padding: 12px 0 0 12px; }
.helan-cn5 .helan-recommend .helan-item p { font-size: 14px; width: 80px; }
.helan-cn5 .helan-recommend .helan-item p span { font-size: 16px; }
.helan-cn5 .helan-recommend .helan-item a { font-size: 11px; height: 22px; line-height: 22px; padding: 0 12px; margin-top: 5px; }
.helan-cn5 .helan-recommend .helan-item.item-xg p { width: 90px; }
.helan-cn4 .helan-industry .helan-rf .helan-cases { grid-template-columns: repeat(3, 1fr); gap: 4px; }
@keyframes helanTx1 {
0% { padding-left: 30px; opacity: 0; }
100% { padding-left: 0px; opacity: 1; }
}
@keyframes helanTx2 {
0% { padding-left: 30px; opacity: 0; }
100% { padding-left: 0px; opacity: 1; }
}
}