/* 设置背景图片 */
body, html {
    margin: 0;
    padding: 0;
    height: 100%;
    background-image: url('https://pic4.zhimg.com/v2-9db7bf3b825f2db103a534ca59c75481_r.jpg?source=1940ef5c');
    background-repeat: no-repeat;
    background-position: center center;
    background-size: cover;
    font-family: Arial, sans-serif;
}

.page {}

.spage {
	position: relative;
	height: 700px;
	display: none;
}
.spage:nth-child(1) {}
.spage:nth-child(2) {}
.spage:nth-child(3) {}
.spage:nth-child(4) {}

#high_b {
	position: relative;font-size: 60px;
	left: 20px;
	top: -100px;
	color: white;
}

#csee {
	display: block;
}

/* 毛玻璃效果 */
.container_board {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    z-index: 1;
}

/* 按钮容器样式 */
.navigation-buttons {
    position: relative;
    left: 600px;
    top: 0px;
    transform: translateY(-50%);
    flex-direction: column;
    gap: 10px;
    z-index: 2;
}

.navigation-buttons button {
    background: rgba(255, 255, 255, 0.3);
    border: none;
    border-radius: 50%;
    padding: 15px;
    cursor: pointer;
    transition: background 0.3s;
}

.navigation-buttons button:hover {
    background: rgba(255, 255, 255, 0.6);
}

.navigation-buttons button[disabled] {
    cursor: not-allowed;
    background: rgba(255, 255, 255, 0.1);
}

/* 按钮图标 */
.navigation-buttons i {
    font-size: 24px;
    color: white;
}


.glass-box {
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(5px);
    border-radius: 10px;
    padding: 20px;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    width: 1300px; /* 固定宽度 */
    height: 700px; /* 固定高度 */
    overflow: hidden; /* 避免内容超出框外 */
    flex-direction: column; /* 让内容从上到下排列 */
    position: relative;
}

.glass-img {
    width: 150px;
    height: 150px;
    border-radius: 10px;
    position: absolute;
    top: 20px;
    left: 20px;
    object-fit: cover;
}

.frosted-box {
    width: 80%;
    max-width: 600px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 10px;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

/* 文本样式 */
.text {
    position: relative;
    width: 1250px;
    height: 500px;
    top: 200px;
    left: 20px;
    font-size: 20px;
    font-family: "Courier New", Courier, monospace;
    color: white;
}

text.line {
	width: 1300px;
	color: #fff;
  	letter-spacing: 2px;
  	display: inline-block; /* 保证每个 <p> 标签表现为一行 */
}

/* 顶部导航栏 */
nav {
  	background: rgba(0, 0, 0, 0.5);
  	position: fixed;
  	top: 0;
  	width: 100%;
  	height: 60px;
  	display: flex;
  	align-items: center;
  	justify-content: space-between;
  	padding: 0 20px;
  	transition: 0.3s;
}

nav.active{
	top: -60px;
}
  
nav img {
	width: 120px;
	height: 50px;
	margin-left: 10px;
}

nav ul {
	list-style-type: none;
	margin: 0;
	padding: 0;
	display: flex;
	position: absolute;
	left: 50px;
	margin-left: 120px;
}

nav ul li {
	margin-right: 20px;
}

nav ul li a {
	text-decoration: none;
	color: #fff;
	font-size: 16px;
	position: relative;
	z-index: 1;
}

nav div {
	display: flex;
	align-items: center;
}

nav div a {
	text-decoration: none;
	color: #fff;
	margin-left: 20px;
	font-size: 16px;
	position: relative;
	z-index: 1;
}
.menu-toggle {
	display: none;
	font-size: 24px;
	color: #fff;
	cursor: pointer;
	margin-right: 10px;
}
/** 浜虹墿浠嬬粛 **/
.container{
    /* 100%绐楀彛瀹介珮 */
    min-height: 100vh;
    /* 寮规�у竷灞� 姘村钩+鍨傜洿灞呬腑 */
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #fff;
    z-index: 1;
}
.container ul{
    list-style: none;
    text-align: center;
}
.container li{
    width: 450px;
    height: 450px;
    display: inline-block;
    margin: 5px;
    text-align: left;
    position: relative;
    padding-top: 0px;
}
.container li img{
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    position: relative;
    z-index: 10;
    /* 璁剧疆transform鐨勮繃娓?*/
    transition: transform 0.3s; /* MIUI9蹇闂數锛侊紒锛侊紒锛侊紒锛侊紒 */
}
/* 鏂囨湰灞?*/
.container li .text{
    width: 100%;
    height: 100%;
    background-color: #2c3f52;
    color: #b7ccde;
    position: absolute;
    left: 0;
    top: 0;
    padding: 20px;
    /* 榛樿缂╁皬0.7鍊嶃�佷笉閫忔槑搴︿负0 */
    transform: scale(0.7);
    opacity: 0;
    /* 璁剧疆杩囨浮 */
    transition: 0.3s; /* MIUI9蹇闂數锛侊紒锛侊紒锛侊紒锛侊紒 */
}
.container li h3{
    color: #fff;
}
.container li h4{
  color: #fff;
  text-align: left;
  font-weight: normal;
}
.container li a{
    position: absolute;
    bottom: 20px;
    right: 20px;
    background-color: #2b80ae;
    color: #fff;
    text-decoration: none;
    padding: 5px 10px;
    border-radius: 2px;
}
/* 鎮仠鏃跺浘鐗囧彉鍖?*/
.container li:hover img{
	transform: scale(0.4);
	top: 45px;
	border-radius: 50%;
	border: 8px solid rgba(255,255,255,0.25);
}
/* 鎮仠鏃舵枃鏈眰鍙樺寲 */
.container li:hover .text{
  	transform: scale(1);
  	opacity: 1;
}

.part1 {
	font-size: 30px;
	text-align: center;
}

/**footer**/
.footer {
	flex-shrink: 0;
	background-color: #333; /* 鐏拌壊鑳屾櫙 */
	color: white; /* 鐧借壊鏂囧瓧 */
	padding: 20px 0;
}

.footer-content {
	display: flex;
	justify-content: space-between;
	align-items: center;
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 20px;
}

.footer-logo img {
	max-height: 50px; /* 璋冩暣logo澶у皬 */
}

.footer-info {
	display: flex;
	flex-direction: column;
}

.footer-links a {
	color: white;
	text-decoration: none;
	margin-right: 15px;
}

.footer-links a:hover {
	text-decoration: underline;
}

.footer-contact {
	margin: 10px 0;
}

.footer-contact span {
	margin-right: 15px;
}

.footer-copyright {
	font-size: 0.9em;
}
/* 鍝嶅簲寮忔牱寮?*/
@media screen and (max-width: 768px) {
  .menu-toggle {
      display: block;
}

.nav-menu {
    display: none;
    position: absolute;
    top: 60px; /* 淇濇寔杩欎釜鍊?纭繚鑿滃崟鍦ㄥ鑸爮涓嬫柟 */
    left: 20px; /* 涓庡鑸爮鐨勫乏鍐呰竟璺濆榻?*/
    width: auto; /* 鏀逛负鑷姩瀹藉害 */
    background: rgba(0, 0, 0, 0.8);
    flex-direction: column;
    padding: 10px;
    border-radius: 0 0 5px 5px; /* 鍙�?娣诲姞鍦嗚 */
    }

    .nav-menu li {
        margin: 5px 0;
        text-align: left; /* 宸﹀榻愭枃鏈?*/
        white-space: nowrap; /* 闃叉鏂囨湰鎹㈣ */
    }
      .nav-menu.active {
          display: flex;
      }
      .container li {
        width: 100%;
        height: auto;
        display: block;
    }
    .container li img {
        width: 100%;
        height: auto;
    }
    .container ul {
        flex-direction: column;
    }
    .container li .text {
        padding: 10px;
    }
}

/* 隐藏菜单项，适应小屏幕 */
.menu-toggle {
    display: none;
    font-size: 24px;
    color: #fff;
    cursor: pointer;
}