:root {
      --navy: #0C1F36;
      --navy-dark: #060F1C;
      --gold: #C9971A;
      --gold-light: #DDB84A;
      --white: #FFFFFF;
      --primary: var(--navy);
      --accent: var(--gold);
      --accent-light: var(--gold-light);
    }

    *,*::before,*::after { margin:0; padding:0; box-sizing:border-box }
    html { font-size:16px; -webkit-font-smoothing:antialiased }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
      background: #F5F6F8; line-height:1.6
    }

    .section { padding:0 }
    .wrap { max-width:100%; margin:0; padding:0 }

    .login-prompt {
      text-align:center; padding:36px 40px;
      background:#000;
      position:relative; overflow:hidden
    }
    .login-prompt::before {
      content:''; position:absolute; inset:0; pointer-events:none;
      background:radial-gradient(ellipse 60% 40% at 50% 80%, rgba(201,151,26,0.1) 0%, transparent 60%)
    }
    .login-prompt-inner { position:relative; z-index:1 }
    .login-prompt h3 {
      font-size:1.3rem; color:var(--white); font-weight:700; margin-bottom:8px
    }
    .login-prompt p {
      font-size:0.9rem; color:rgba(255,255,255,0.5);
      max-width:480px; margin:0 auto; line-height:1.7
    }

    @media(max-width:768px) {
      .section { padding:0 }
      .wrap { padding:0 }
      .login-prompt { padding:28px 20px; border-radius:0 }
      .login-prompt h3 { font-size:1.1rem }
      .login-prompt p { font-size:0.82rem }
    }