body.login-body {
            margin: 0;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background:
                radial-gradient(circle at top left, rgba(85, 85, 85, 0.18), transparent 30%),
                radial-gradient(circle at bottom right, rgba(125, 125, 125, 0.16), transparent 28%),
                linear-gradient(135deg, #050505 0%, #0b0d10 48%, #171a1f 100%);
            font-family: "Microsoft YaHei", sans-serif;
        }

        .login-shell {
            width: min(460px, calc(100vw - 32px));
            padding: 38px 32px 30px;
            border-radius: 0;
            border: 1px solid rgba(255, 255, 255, 0.08);
            background: rgba(10, 12, 16, 0.88);
            box-shadow: 0 36px 90px rgba(0, 0, 0, 0.42);
            backdrop-filter: blur(14px);
        }

        .login-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 28px;
        }

        .login-back {
            color: #8d949c;
            text-decoration: none;
            font-size: 13px;
        }

        .login-tag {
            padding: 6px 12px;
            border-radius: 0;
            background: rgba(255, 255, 255, 0.05);
            color: #b9c1c9;
            font-size: 12px;
        }

        .login-brand {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 24px;
        }

        .login-brand-mark {
            width: 56px;
            height: 56px;
            border-radius: 0;
            border: 1px solid rgba(255, 255, 255, 0.10);
            background: linear-gradient(145deg, #171a1f 0%, #0b0c0f 100%);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .login-brand-mark img {
            width: 34px;
            height: 34px;
        }

        .login-brand-title {
            color: #f1f4f7;
            font-size: 28px;
            font-weight: 700;
            letter-spacing: 1px;
        }

        .login-brand-desc {
            margin-top: 6px;
            color: #7f8790;
            font-size: 13px;
        }

        .login-shell .layui-form-item {
            margin-bottom: 18px;
        }

        .login-switch {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 8px;
            margin-bottom: 22px;
            padding: 4px;
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 0;
            background: rgba(255, 255, 255, 0.04);
        }

        .login-switch-btn {
            appearance: none;
            -webkit-appearance: none;
            box-sizing: border-box;
            font: inherit;
            height: 38px;
            border: 0;
            border-radius: 0;
            background: transparent;
            color: #8f98a3;
            cursor: pointer;
            font-weight: 700;
        }

        .login-switch-btn.active {
            background: #f3f5f7;
            color: #090a0c;
        }

        .login-panel {
            display: none !important;
        }

        .login-panel.active {
            display: block !important;
        }

        .login-shell .layui-input {
            height: 48px;
            border-radius: 0;
            border: 1px solid rgba(255, 255, 255, 0.10);
            background: #0f1216;
            color: #edf1f5;
        }

        .login-shell .layui-input::placeholder {
            color: #646c75;
        }

        .login-shell .layui-form-checkbox[lay-skin=primary] span {
            color: #9ba3ab;
        }

        .login-shell .layui-form-checked[lay-skin=primary] i {
            border-color: #f3f5f7 !important;
            background-color: #f3f5f7;
            color: #0b0d10;
        }

        .sms-row {
            display: grid;
            grid-template-columns: minmax(0, 1fr) 126px;
            gap: 10px;
        }

        .sms-send-btn {
            appearance: none;
            -webkit-appearance: none;
            box-sizing: border-box;
            font: inherit;
            height: 48px;
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 0;
            background: #1a1f26;
            color: #edf1f5;
            cursor: pointer;
            font-weight: 700;
        }

        .sms-send-btn:disabled {
            cursor: not-allowed;
            color: #6d747c;
            background: #11151a;
        }

        .login,
        .register {
            appearance: none;
            -webkit-appearance: none;
            box-sizing: border-box;
            font: inherit;
            width: 100%;
            height: 48px;
            border-radius: 0;
            background: #f3f5f7;
            color: #090a0c;
            font-weight: 700;
        }

        .login:hover,
        .register:hover {
            color: #090a0c;
        }

        @media (max-width: 420px) {
            .login-shell {
                padding: 30px 20px 24px;
            }

            .sms-row {
                grid-template-columns: 1fr;
            }

            .sms-send-btn {
                width: 100%;
            }
        }