/* ----- 完全独立模块 – 框架感装饰风格 ----- */
        .ecu-module {
            display: block;
            font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, 'Georgia', serif;
            width: 100%;
            max-width: 100%;
            background: transparent;
            line-height: 1.5;
            color: #1a2b3c;
            overflow-x: hidden;
            box-sizing: border-box;
            padding: 1rem 0;
        }

        .ecu-module .service-card {
            background: #ffffff;
            border-radius: 2rem;
            box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.06), 0 1px 0 0 rgba(199, 36, 177, 0.1);
            padding: 2rem 1.8rem;
            border: 1px solid #eceaf0;
            position: relative;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            box-sizing: border-box;
            overflow: hidden;
        }

        /* --- 背景几何装饰 --- */
        .ecu-module .geo-bg {
            position: absolute;
            pointer-events: none;
            z-index: 0;
        }
        .ecu-module .geo-bg .square {
            position: absolute;
            border: 2px solid rgba(199, 36, 177, 0.07);
            background: rgba(199, 36, 177, 0.015);
        }
        .ecu-module .geo-bg .square-1 { width: 120px; height: 120px; top: 3%; right: 5%; transform: rotate(12deg); }
        .ecu-module .geo-bg .square-2 { width: 80px; height: 80px; bottom: 5%; left: 3%; transform: rotate(-8deg); }
        .ecu-module .geo-bg .square-3 { width: 60px; height: 60px; top: 45%; left: 4%; transform: rotate(25deg); border-color: rgba(199, 36, 177, 0.04); }

        .ecu-module .geo-bg .parallelogram {
            position: absolute;
            border: 2px solid rgba(199, 36, 177, 0.06);
            background: rgba(199, 36, 177, 0.015);
        }
        .ecu-module .geo-bg .parallelogram-1 { width: 100px; height: 70px; top: 15%; left: 2%; transform: skewX(-15deg) rotate(3deg); }
        .ecu-module .geo-bg .parallelogram-2 { width: 140px; height: 60px; bottom: 12%; right: 2%; transform: skewX(15deg) rotate(-5deg); }

        .ecu-module .geo-bg .ellipse {
            position: absolute;
            border: 2px solid rgba(199, 36, 177, 0.05);
            border-radius: 50%;
            background: rgba(199, 36, 177, 0.01);
        }
        .ecu-module .geo-bg .ellipse-1 { width: 180px; height: 90px; top: 25%; right: 8%; transform: rotate(-10deg); }
        .ecu-module .geo-bg .ellipse-2 { width: 100px; height: 50px; bottom: 28%; left: 4%; transform: rotate(15deg); border-color: rgba(199, 36, 177, 0.035); }

        /* --- 标题区 --- */
        .ecu-module .title-section {
            text-align: center;
            margin-bottom: 1.5rem;
            padding-bottom: 1rem;
            border-bottom: 2px solid #c724b1;
            position: relative;
            z-index: 1;
        }
        .ecu-module .title-section h2 {
            font-size: 2rem;
            font-weight: 600;
            margin-bottom: 0.2rem;
            color: #1e1e24;
            letter-spacing: -0.5px;
        }
        .ecu-module .title-section .sub {
            font-size: 1rem;
            color: #c724b1;
            font-weight: 500;
            letter-spacing: 0.3px;
        }

        /* --- 开场白框架 --- */
        .ecu-module .intro-frame {
            background: #f8f4fc;
            border: 2px solid rgba(199, 36, 177, 0.2);
            border-radius: 1.2rem;
            padding: 1.2rem 1.5rem;
            margin-bottom: 1.8rem;
            text-align: center;
            position: relative;
            z-index: 1;
        }
        .ecu-module .intro-frame::before {
            content: '';
            position: absolute;
            top: -2px;
            left: 20px;
            width: 60px;
            height: 4px;
            background: #c724b1;
            border-radius: 0 0 4px 4px;
        }
        .ecu-module .intro-frame p {
            font-size: 0.95rem;
            color: #3d3d45;
            margin: 0;
        }

        /* --- 模块框架通用样式 --- */
        .ecu-module .frame-block {
            background: #ffffff;
            border: 2px solid rgba(199, 36, 177, 0.18);
            border-radius: 1.2rem;
            padding: 1.2rem 1.5rem;
            margin-bottom: 1.5rem;
            position: relative;
            z-index: 1;
            overflow: hidden;
        }
        .ecu-module .frame-block::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: linear-gradient(180deg, #c724b1, #a01d8a);
        }
        /* 框架角标装饰 */
        .ecu-module .frame-block::after {
            content: '';
            position: absolute;
            top: 8px;
            right: 8px;
            width: 20px;
            height: 20px;
            border-top: 2px solid rgba(199, 36, 177, 0.25);
            border-right: 2px solid rgba(199, 36, 177, 0.25);
            border-radius: 0 4px 0 0;
            pointer-events: none;
        }

        .ecu-module .frame-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: #c724b1;
            margin-bottom: 0.8rem;
            display: flex;
            align-items: center;
            gap: 0.6rem;
            position: relative;
            z-index: 1;
        }
        .ecu-module .frame-title .frame-icon {
            display: inline-block;
            width: 10px;
            height: 10px;
            background: #c724b1;
            transform: rotate(45deg);
            flex-shrink: 0;
        }

        /* --- 表格样式 --- */
        .ecu-module .frame-table {
            width: 100%;
            border-collapse: collapse;
            margin: 0.5rem 0;
            background: white;
            border-radius: 0.8rem;
            overflow: hidden;
            border: 1px solid #eae7f1;
            font-size: 0.88rem;
            position: relative;
            z-index: 1;
        }
        .ecu-module .frame-table thead th {
            background: #f8f4fc;
            color: #c724b1;
            font-weight: 600;
            padding: 0.8rem 1rem;
            text-align: left;
            border-bottom: 2px solid #c724b1;
            font-size: 0.85rem;
            letter-spacing: 0.3px;
        }
        .ecu-module .frame-table tbody td {
            padding: 0.75rem 1rem;
            border-bottom: 1px solid #efecf5;
            color: #3a3a44;
            vertical-align: top;
        }
        .ecu-module .frame-table tbody tr:last-child td {
            border-bottom: none;
        }
        .ecu-module .frame-table tbody tr:hover {
            background: rgba(199, 36, 177, 0.02);
        }
        .ecu-module .frame-table tbody td:first-child {
            font-weight: 600;
            color: #c724b1;
            width: 32%;
        }

        /* --- 双列表格（Flexible Service Model）--- */
        .ecu-module .option-table tbody td:first-child {
            color: #a01d8a;
        }

        /* --- CTA 框架 --- */
        .ecu-module .cta-frame {
            background: linear-gradient(135deg, #f8f4fc, #f0e8f5);
            border: 2px solid #c724b1;
            border-radius: 1.5rem;
            padding: 1.5rem 2rem;
            margin-top: 1.5rem;
            position: relative;
            z-index: 1;
            text-align: center;
            overflow: hidden;
        }
        /* CTA 内部几何装饰 */
        .ecu-module .cta-frame .geo-inner {
            position: absolute;
            pointer-events: none;
            border: 2px solid rgba(199, 36, 177, 0.05);
            border-radius: 50%;
            width: 150px;
            height: 150px;
            top: -50px;
            right: -50px;
        }
        .ecu-module .cta-frame .geo-inner-2 {
            width: 100px;
            height: 100px;
            bottom: -35px;
            left: -35px;
            border-radius: 0;
            transform: rotate(20deg);
            border-color: rgba(199, 36, 177, 0.04);
        }
        .ecu-module .cta-text {
            font-size: 1rem;
            color: #3d3d45;
            margin-bottom: 0.5rem;
            position: relative;
            z-index: 1;
        }
        .ecu-module .cta-highlight {
            font-size: 1.1rem;
            font-weight: 700;
            color: #c724b1;
            position: relative;
            z-index: 1;
        }

        /* --- 音乐符号装饰 --- */
        .ecu-module .music-note {
            color: #c724b1 !important;
            font-size: 0.9rem;
            display: inline-block;
        }

        /* --- 响应式 --- */
        @media (max-width: 768px) {
            .ecu-module .service-card { padding: 1.2rem; }
            .ecu-module .title-section h2 { font-size: 1.5rem; }
            .ecu-module .geo-bg { display: none; }
            .ecu-module .frame-table thead th,
            .ecu-module .frame-table tbody td {
                padding: 0.6rem 0.8rem;
                font-size: 0.8rem;
            }
            .ecu-module .frame-table tbody td:first-child {
                width: auto;
            }
            .ecu-module .frame-block { padding: 1rem 1.2rem; }
            .ecu-module .cta-frame { padding: 1.2rem 1.5rem; }
            .ecu-module .cta-frame .geo-inner,
            .ecu-module .cta-frame .geo-inner-2 { display: none; }
        }