* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            background: linear-gradient(145deg, #f6f9fc 0%, #e9f0f5 100%);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
            padding: 20px;
        }

        .container {
            max-width: 420px;
            width: 100%;
            background: rgba(255, 255, 255, 0.7);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-radius: 48px;
            padding: 40px 28px 36px;
            box-shadow: 0 20px 50px rgba(0, 20, 40, 0.12), 0 8px 20px rgba(0, 0, 0, 0.05);
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.5);
            transition: all 0.2s ease;
        }

        .logo {
            font-size: 52px;
            line-height: 1.2;
            margin-bottom: 12px;
            display: inline-block;
            background: rgba(0, 122, 255, 0.08);
            width: 80px;
            height: 80px;
            border-radius: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-left: auto;
            margin-right: auto;
            color: #007aff;
            font-weight: 300;
            box-shadow: 0 8px 16px rgba(0, 122, 255, 0.08);
        }

        .title {
            font-size: 24px;
            font-weight: 600;
            color: #1c1e24;
            margin-top: 8px;
            margin-bottom: 8px;
            letter-spacing: -0.3px;
        }

        .desc {
            font-size: 15px;
            color: #4a5568;
            margin-bottom: 24px;
            line-height: 1.5;
            font-weight: 400;
        }

        .status {
            background: rgba(0, 0, 0, 0.03);
            padding: 14px 18px;
            border-radius: 60px;
            font-size: 16px;
            font-weight: 500;
            color: #1e293b;
            margin-bottom: 16px;
            border: 1px solid rgba(0, 0, 0, 0.02);
            backdrop-filter: blur(4px);
            transition: all 0.2s;
            min-height: 54px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            word-break: break-all;
        }

        .tips {
            font-size: 14px;
            color: #64748b;
            margin-top: 20px;
            padding-top: 18px;
            border-top: 1px solid rgba(0, 0, 0, 0.04);
            letter-spacing: 0.2px;
        }

        .pulse-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            background: #007aff;
            border-radius: 50%;
            margin-left: 6px;
            animation: pulse 1.4s infinite;
        }

        @keyframes pulse {
            0% { opacity: 0.3; transform: scale(0.9); }
            50% { opacity: 1; transform: scale(1.2); }
            100% { opacity: 0.3; transform: scale(0.9); }
        }

        .status-success {
            color: #16a34a;
            background: rgba(22, 163, 74, 0.08);
        }

        .status-error {
            color: #dc2626;
            background: rgba(220, 38, 38, 0.08);
        }

        .status-warning {
            color: #d97706;
            background: rgba(217, 119, 6, 0.08);
        }

        @media (max-width: 460px) {
            .container { padding: 32px 20px; }
            .logo { width: 70px; height: 70px; font-size: 44px; }
            .title { font-size: 22px; }
        }