/* ----- 完全独立模块 – 不影响外部页面任何布局 ----- */
        .smtservice-module * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        .smtservice-module {
            display: block;
            font-family: 'Inter', 'Segoe UI', Roboto, system-ui, sans-serif;
            max-width: 1280px;
            margin: 2rem auto;
            background: transparent;
            line-height: 1.5;
            color: #1a2b3c;
        }

        .service-card {
            background: white;
            border-radius: 2rem;
            box-shadow: 0 25px 45px -15px rgba(199, 36, 177, 0.2);
            padding: 2.5rem 2.2rem;
            border: 1px solid rgba(199, 36, 177, 0.2);
            position: relative;
            transition: box-shadow 0.2s;
        }

        /* 装饰音符 — 增加品牌感 */
        .note-deco {
            position: absolute;
            font-size: 5rem;
            color: rgba(199, 36, 177, 0.04);
            pointer-events: none;
            font-family: 'Segoe UI', 'Arial Unicode MS', sans-serif;
            z-index: 0;
        }
        .note-1 { top: 2%; left: -1%; transform: rotate(-8deg); }
        .note-2 { bottom: 3%; right: -2%; transform: rotate(6deg); }
        .note-3 { top: 20%; right: 5%; transform: rotate(10deg); font-size: 3.5rem; }

        /* 标题区 */
        .service-header {
            margin-bottom: 2rem;
            border-left: 5px solid #c724b1;
            padding-left: 1.2rem;
        }
        .service-header h1 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #1a2b3c;
            margin-bottom: 0.3rem;
        }
        .service-header p {
            color: #c724b1;
            font-weight: 500;
            font-size: 0.95rem;
        }

        /* 内容区块 */
        .section {
            margin: 2rem 0;
            position: relative;
            z-index: 2;
        }
        .section-title {
            font-size: 1.2rem;
            font-weight: 700;
            color: #c724b1;
            margin-bottom: 0.8rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .section-title::before {
            content: '♪';
            font-size: 1rem;
            color: #c724b1;
        }

        .section p {
            margin-bottom: 0.7rem;
            color: #2c3e50;
            line-height: 1.65;
            font-size: 0.95rem;
        }

        /* 高亮标签 */
        .highlight {
            background: rgba(199, 36, 177, 0.08);
            padding: 0.1rem 0.3rem;
            border-radius: 6px;
            font-weight: 500;
            color: #b82a9e;
        }

        .tech-badge {
            display: inline-block;
            background: #fef5fc;
            border: 1px solid rgba(199, 36, 177, 0.3);
            border-radius: 40px;
            padding: 0.2rem 0.8rem;
            font-size: 0.75rem;
            font-weight: 500;
            color: #c724b1;
            margin-right: 0.5rem;
            margin-bottom: 0.5rem;
        }

        /* 1 USD 试单区块 - 已删除按钮和子文案，仅保留简洁说明 */
        .trial-block {
            background: linear-gradient(135deg, #fef5fc 0%, #fbf0f9 100%);
            border-radius: 1.5rem;
            padding: 1.5rem 2rem;
            margin: 2rem 0 1rem;
            border: 1px solid rgba(199, 36, 177, 0.3);
        }
        .trial-title {
            font-size: 1.4rem;
            font-weight: 700;
            color: #c724b1;
            margin-bottom: 0.5rem;
        }
        .footnote {
            font-size: 0.8rem;
            color: #6c7a8e;
            margin-top: 0.5rem;
        }

        hr {
            margin: 1.5rem 0;
            border: 0;
            height: 1px;
            background: repeating-linear-gradient(90deg, #c724b1, #c724b1 6px, transparent 6px, transparent 20px);
            opacity: 0.3;
        }

        .footer-line {
            text-align: center;
            color: #c724b1;
            font-size: 0.8rem;
            margin-top: 1rem;
            padding-top: 0.8rem;
            border-top: 1px dashed rgba(199, 36, 177, 0.3);
        }

        @media (max-width: 768px) {
            .service-card { padding: 1.5rem; }
            .trial-block { padding: 1.2rem; }
            .trial-title { font-size: 1.2rem; }
        }