<!DOCTYPE html>
<html lang="zh-CN">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>仅限校内访问</title>
  <style>
    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    body {
      min-height: 100vh;
      display: flex;
      align-items: center;
      justify-content: center;
      background: linear-gradient(135deg, #eef2f7 0%, #dbe4f0 100%);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI",
                   "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      color: #2c3e50;
      padding: 20px;
    }

    .card {
      background: #ffffff;
      max-width: 460px;
      width: 100%;
      padding: 48px 36px;
      border-radius: 16px;
      box-shadow: 0 12px 32px rgba(44, 62, 80, 0.12);
      text-align: center;
      animation: fadeIn 0.5s ease;
    }

    @keyframes fadeIn {
      from { opacity: 0; transform: translateY(12px); }
      to   { opacity: 1; transform: translateY(0); }
    }

    .icon {
      width: 72px;
      height: 72px;
      margin: 0 auto 24px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: #fff4e5;
      border-radius: 50%;
    }

    .icon svg {
      width: 38px;
      height: 38px;
      stroke: #e8890c;
    }

    h1 {
      font-size: 22px;
      font-weight: 600;
      margin-bottom: 14px;
      letter-spacing: 0.5px;
    }

    p {
      font-size: 14px;
      line-height: 1.9;
      color: #6b7a8d;
    }

    .divider {
      height: 1px;
      background: #edf1f5;
      margin: 26px 0;
    }

    .tips {
      font-size: 13px;
      color: #8a97a8;
    }

    .tips strong {
      color: #4a5a6d;
      font-weight: 600;
    }
  </style>
</head>
<body>
  <div class="card">
    <div class="icon">
      <svg viewBox="0 0 24 24" fill="none" stroke-width="1.8"
           stroke-linecap="round" stroke-linejoin="round">
        <rect x="3" y="11" width="18" height="11" rx="2" />
        <path d="M7 11V7a5 5 0 0 1 10 0v4" />
      </svg>
    </div>

    <h1>该页面仅限校内访问</h1>
    <p>您当前所处的网络环境不在校内网范围内，<br>暂时无法查看该页面内容。</p >

    <div class="divider"></div>

 

  </div>
</body>
</html>