html,
body {
    height: 100%;
    width: 100%;
}
* {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}
body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-family: "Roboto", "SF Pro SC", "SF Pro Display", "SF Pro Icons", "PingFang SC", BlinkMacSystemFont, -apple-system, "Segoe UI", "Microsoft Yahei", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
    font-weight: 400;
    margin: 0;
}
a {
    -webkit-transition: all 0.35s;
    -moz-transition: all 0.35s;
    transition: all 0.35s;
    color: #474157;
}
a:hover,
a:focus {
    color: #474157;
}
hr {
    max-width: 100px;
    margin: 25px auto 0;
    border-width: 1px;
    border-color: rgba(34, 34, 34, 0.1);
}
hr.light {
    border-color: white;
}
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 200;
    letter-spacing: 1px;
}
p {
    font-size: 16px;
    line-height: 1.5;
    margin-bottom: 20px;
}
#mainbody {
    position: relative;
    width: 100%;
    min-height: auto;
    overflow-y: hidden;
    background: #f1f6fd;
    color: #474157;
    height: calc(100vh - 61px);
}
#mainbody > .container > .text-center {
    text-align: center;
    padding: 350px 0 50px;
    position: relative;
    height: 100vh;
}
#mainbody > .container > .text-center h1 {
    font-size: 50px;
    font-weight: bold;
    color: #171347
}
#mainbody > .container > .text-center > a {
    background: #fdcc52;
    background: -webkit-linear-gradient(#fdcc52, #fdc539);
    background: linear-gradient(#fdcc52, #fdc539);
    text-transform: uppercase;
    letter-spacing: 2px;
    border-radius: 300px;
    margin-top: 20px;
    padding: 10px 45px;
    font-size: 14px;
    text-decoration: none;
}
@media (max-height: 500px) {
    #mainbody {
        height: inherit;
    }
}
@media (min-width: 768px) {
    .navbar-default {
        background-color: transparent;
        border-color: transparent;
    }
    #mainbody .index-text {
        text-align: left;
    }
}
@media (max-width: 767px) {
    #mainbody > .container > .text-center {
        padding: 130px 0 0 0;
        height: calc(100vh - 261px);
    }
    #mainbody > .container > .text-center > h1 {
        font-size: 50px;
        margin-bottom: 20px;
    }
}
.footer {
    background-color: #222222;
    padding: 20px 0;
    color: rgba(255, 255, 255, 0.3);
    text-align: center;
}
.footer p {
    font-size: 14px;
    margin: 0;
}

/* ========== 新增：导航、Banner、板块、卡片、网格、表单样式 ========== */
:root{
    --primary:#0F2B48;
    --gray:#f5f7fa;
    --light:#666;
    --white:#fff;
}

/* Header导航 */
.header{background:var(--white);box-shadow:0 2px 10px rgba(0,0,0,0.08);position:sticky;top:0;z-index:99;}
.nav-wrap{max-width:1200px;margin:0 auto;padding:0 20px;display:flex;justify-content:space-between;align-items:center;height:70px;}
.logo{font-size:22px;font-weight:700;color:var(--primary);text-decoration:none;}
.nav-menu{display:flex;gap:32px;}
.nav-menu a{color:#474157;text-decoration:none;font-weight:500;transition:all 0.35s;}
.nav-menu a:hover{color:var(--primary);}
.nav-menu a.active{color:var(--primary);font-weight:600;}

/* Banner横幅区域 */
.banner{background:var(--primary);color:#fff;padding:70px 0;}
.banner .container{max-width:1200px;margin:0 auto;padding:0 20px;}
.banner h1{font-size:40px;margin-bottom:10px;font-weight: bold;letter-spacing:1px;}

/* 通用内容区块 */
.section{padding:70px 0;}
.section .container{max-width:1200px;margin:0 auto;padding:0 20px;}
.section h2{font-size:32px;color:var(--primary);margin-bottom:24px;font-weight:bold;letter-spacing:1px;}
.section p{font-size:16px;color:var(--light);margin-bottom:16px;line-height:1.5;}

/* 网格布局 */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:40px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;margin-top:40px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:30px;margin-top:40px;}

/* 首页卡片 */
.card{background:var(--gray);padding:28px;border-radius:8px;}
.card h3{color:var(--primary);margin-bottom:12px;font-size:20px;font-weight:bold;letter-spacing:1px;}

/* 团队卡片 */
.team-card{background:#fff;border:1px solid #eee;border-radius:8px;overflow:hidden;}
.team-card img{width:100%;height:260px;object-fit:cover;}
.team-card .info{padding:20px;}
.team-card h3{color:var(--primary);font-size:20px;font-weight:bold;}
.team-card .title{color:#666;font-weight:400;margin-bottom:12px;}

/* 投资组合卡片 */
.portfolio-card{background:#fff;border:1px solid #eee;border-radius:8px;padding:24px;}
.portfolio-card h3{color:var(--primary);margin-bottom:8px;font-weight:bold;}
.sector{color:#0F2B48;font-weight:500;margin-bottom:10px;}
.note{background:#f5f7fa;padding:20px;border-radius:8px;margin-top:30px;}

/* 按钮样式 */
.btn{display:inline-block;background:var(--primary);color:#fff;padding:12px 28px;border-radius:4px;text-decoration:none;margin-top:16px;transition:all 0.35s;}
.btn:hover{opacity:0.9;color:#fff;}

/* 新闻列表 */
.news-item{padding:24px;border-bottom:1px solid #eee;}
.news-item h3 a{color:var(--primary);text-decoration:none;transition:all 0.35s;}
.news-item h3 a:hover{color:#171347;}
.news-date{color:#888;font-size:14px;margin:8px 0;}

/* 联系表单 */
.form-item{margin-bottom:20px;}
.form-item label{display:block;margin-bottom:8px;font-weight:500;}
.form-item input,.form-item textarea{width:100%;padding:12px;border:1px solid #ddd;border-radius:4px;font-size:16px;font-family:inherit;}
textarea{min-height:140px;resize:vertical;}
input[type="submit"]{cursor:pointer;background:var(--primary);color:#fff;border:0;padding:14px 30px;transition:all 0.35s;}
input[type="submit"]:hover{opacity:0.9;}
.contact-info p{margin-bottom:14px;}

/* 列表 */
ul{padding-left:20px;margin-top:20px;}
ul li{margin-bottom:12px;color:var(--light);}

/* ========== 移动端适配（新增页面布局） ========== */
@media (max-width:768px){
    .nav-menu{display:none;}
    .grid-4,.grid-3,.grid-2{grid-template-columns:1fr;}
    .banner h1{font-size:32px;}
}