:root {
            --puda-green: #129c75;
            --puda-dark-green: #062b21;
            --logo-ivory: #f4ebda;
            --font-cn: "Noto Serif SC", "Source Han Serif SC", "STSong", "SimSun", serif;
        }
        * { margin: 0; padding: 0; box-sizing: border-box; }
        body {
            font-family: var(--font-cn);
            background: #0a0a0a;
            color: #fff;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 40px;
        }
        .logo { width: 60px; height: 60px; margin-bottom: 40px; }
        h1 { font-size: 2rem; letter-spacing: 6px; margin-bottom: 12px; font-weight: 700; }
        .en { font-family: "Optima", "Cinzel", "Times New Roman", serif; font-size: 0.85rem; letter-spacing: 3px; color: var(--puda-green); margin-bottom: 40px; }
        .divider { width: 40px; height: 1px; background: var(--puda-green); margin: 0 auto 40px; }
        p { color: #999; line-height: 2; max-width: 500px; font-size: 0.95rem; letter-spacing: 1px; }
        .back-btn { 
            margin-top: 48px;
            display: inline-block;
            padding: 12px 36px;
            border: 1px solid rgba(255,255,255,0.3);
            color: #fff;
            text-decoration: none;
            letter-spacing: 2px;
            font-size: 0.85rem;
            transition: all 0.3s;
        }
        .back-btn:hover { border-color: var(--puda-green); color: var(--puda-green); }
    </style>