/* --- 极致紧凑、双栏高保真消息方案版式 --- */
        .uee-messaging-section {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
            background-color: #f9faff; /* 极淡的冷色调背景 */
            padding: 40px 5%; /* 缩减上下空白 */
            color: #111827;
        }

        .uee-msg-container {
            max-width: 1200px;
            margin: 0 auto;
            text-align: center;
        }

        /* 标题区 */
        .uee-msg-header {
            margin-bottom: 40px;
        }

        .uee-msg-header h2 {
            font-size: clamp(28px, 4vw, 40px);
            font-weight: 800;
            line-height: 1.05; /* 极致紧缩行距 */
            letter-spacing: -1.8px;
            margin: 0 0 12px 0;
            color: #0B1221;
        }

        .uee-msg-header p {
            font-size: 17px;
            color: #64748b;
            max-width: 700px;
            margin: 0 auto;
            line-height: 1.4;
        }

        /* 双栏布局网格 */
        .uee-msg-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
        }

        /* 卡片通用样式 */
        .uee-msg-card {
            background: #ffffff;
            border-radius: 28px;
            padding: 40px;
            text-align: left;
            transition: all 0.3s ease;
            box-shadow: 0 10px 30px rgba(0,0,0,0.03);
            border: 1px solid #f1f5f9;
        }

        .uee-msg-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.06);
        }

        /* 图标盒样式 */
        .uee-msg-icon-box {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 25px;
            font-size: 24px;
        }

        .bg-sms { background-color: #f0fdfa; color: #56B8B8; } /* 青色 */
        .bg-wa  { background-color: #f0fdf4; color: #22c55e; } /* 绿色 */

        .uee-msg-card h3 {
            font-size: 24px;
            font-weight: 800;
            margin: 0 0 15px 0;
            line-height: 1.1;
            color: #0B1221;
        }

        .uee-msg-card p {
            font-size: 15px;
            color: #64748b;
            line-height: 1.45;
            margin-bottom: 25px;
        }

        /* 列表项样式 */
        .uee-msg-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: grid;
            gap: 12px; /* 极致紧凑间距 */
        }

        .uee-msg-item {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 14.5px;
            font-weight: 600;
            color: #1F2937;
        }

        .uee-check {
            width: 18px;
            height: 18px;
            border-radius: 50%;
            border: 1.5px solid currentColor;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 10px;
            font-weight: 900;
            flex-shrink: 0;
        }

        /* 响应式适配 */
        @media (max-width: 992px) {
            .uee-msg-grid { grid-template-columns: 1fr; }
            .uee-messaging-section { padding: 40px 5%; }
            .uee-msg-card { padding: 30px; }
        }