.qqh07 * {
          
            box-sizing: border-box;
        }

        .containe {
            position: relative;
            z-index: 2;
        }

        .fade-up {
            opacity: 0;
            transform: translateY(40px);
            transition: all 0.7s ease;
        }

        .fade-up.active {
            opacity: 1;
            transform: translateY(0);
        }

        .section {
            padding: 80px 0;
            position: relative;
            overflow: hidden;
        }

        .bg-white {
            background-color: #ffffff;
        }

        .bg-gray {
            background-color: #f8fafc;
        }

        .bg-light-blue {
            background-color: #f4f8ff;
        }

        .bg-cool-gray {
            background-color: #f0f4f9;
        }

        .section-title {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-title h2 {
            font-size: 32px;
            margin-bottom: 12px;
            color: #111827;
        }

        .section-title p {
            color: #6b7280;
            font-size: 16px;
            max-width: 720px;
            margin: 0 auto;
        }

        .card-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .card {
            background: #ffffff;
            border-radius: 16px;
            padding: 32px 24px;
            border: 1px solid #e5e7eb;
            transition: 0.35s ease;
            position: relative;
            overflow: hidden;
        }

        .card::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            width: 4px;
            height: 100%;
            background: linear-gradient(180deg, #165DFF, #36CFC9);
            transform: scaleY(0);
            transition: 0.35s ease;
        }

        .card:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 28px rgba(22, 93, 255, 0.12);
            border-color: #165DFF;
        }

        .card:hover::before {
            transform: scaleY(1);
        }

        .card-icon {
            width: 56px;
            height: 56px;
            border-radius: 12px;
            background: linear-gradient(135deg, #165DFF, #36CFC9);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
        }

        .card-icon i {
            color: #fff;
            font-size: 28px;
        }

        .card h3 {
            font-size: 20px;
            margin-bottom: 12px;
            color: #111827;
        }

        .card p {
            color: #6b7280;
            font-size: 15px;
        }

        .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 16px;
        }

        .tag {
            padding: 4px 12px;
            border-radius: 999px;
            background: #f3f4f6;
            color: #4b5563;
            font-size: 13px;
        }

        .media-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            margin-bottom: 0;
        }

        .media-block.reverse {
            direction: rtl;
        }

        .media-block.reverse > * {
            direction: ltr;
        }

        .media-image img {
            width: 100%;
            border-radius: 16px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
        }

        .media-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .media-item {
            display: flex;
            gap: 16px;
            padding: 24px;
            background: #fff;
            border-radius: 12px;
            transition: 0.3s ease;
        }

        .media-item:hover {
            border-color: #165DFF;
            background: #f7faff;
            transform: translateX(4px);
        }

        .media-item-icon {
            width: 66px;
            height: 66px;
            flex-shrink: 0;
            border-radius: 10px;
            background: rgba(22, 93, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .media-item-icon i {
            color: #165DFF;
            font-size: 36px;
        }

        .media-item h4 {
            font-size: 18px;
            margin-bottom: 8px;
            color: #111827;
        }

        .media-item p {
            font-size: 15px;
            color: #6b7280;
        }

        .platform-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 40px; /* 加大网格间隙，防止外圈圆环互相碰撞遮挡 */
        }

        .platform-card {
            background: #fff;
            border-radius: 16px;
            padding: 28px;
            border: 1px solid #e5e7eb;
            transition: 0.3s ease;
            position: relative;
            overflow: visible;
            isolation: isolate; /* 解决grid裁剪溢出圆环 */
        }

        .platform-card:hover {
            transform: scale(1.03);
            box-shadow: 0 10px 30px rgba(22, 93, 255, 0.1);
            border-color: #165DFF;
        }

        .platform-card h4 {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            margin-bottom: 16px;
            color: #111827;
        }

        .platform-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .platform-card li {
            padding: 8px 0;
            color: #6b7280;
            font-size: 15px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .platform-card li::before {
            content: "\f00c";
            font-family: FontAwesome;
            color: #165DFF;
            font-weight: 900;
        }

        /* 平台卡片右上角圆形图标｜图标字体66px，圆圈同步放大，呼吸动效明显 */
        .platform-card .top-icon {
            position: absolute;
            right: 24px;
            top: 24px;
            width: 110px;
            height: 110px;
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 10; /* 提高层级，防止被其他元素盖住 */
        }

        /* 外层浅色呼吸圆环 110px */
        .platform-card .icon-circle-outer {
            position: absolute;
            width: 110px;
            height: 110px;
            border-radius: 50%;
            background: rgba(22, 93, 255, 0.12); /* 提高基础透明度，更容易看见 */
            animation: iconPulse 2s ease-in-out infinite;
        }

        /* 内层实体圆形背景 86px */
        .platform-card .icon-circle-inner {
            position: relative;
            width: 86px;
            height: 86px;
            border-radius: 50%;
            background: rgba(22, 93, 255, 0.18);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 2;
        }

        .platform-card .top-icon i {
            font-size: 50px;
            color: #165DFF;
            line-height:1;
        }

        @keyframes iconPulse {
            0% {
                transform: scale(1);
                opacity: 0.4;
            }
            50% {
                transform: scale(1.35);
                opacity: 0.08;
            }
            100% {
                transform: scale(1);
                opacity: 0.4;
            }
        }

        /* hover内层圆圈放大 */
        .platform-card:hover .icon-circle-inner{
            transform: scale(1.1);
            transition: 0.3s ease;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .stat-card {
            background: #fff;
            border-radius: 16px;
            padding: 32px 24px;
            text-align: center;
            border: 1px solid #e5e7eb;
            transition: 0.3s ease;
        }

        .stat-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 28px rgba(22, 93, 255, 0.12);
        }

        .stat-card h3 {
            font-size: 36px;
            color: #165DFF;
            margin-bottom: 8px;
        }

        .stat-card p {
            color: #6b7280;
            font-size: 15px;
        }

        .stat-card i {
            font-size: 32px;
            color: #165DFF;
            margin-bottom: 12px;
        }

        .service-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }

        .service-card {
            display: flex;
            gap: 20px;
            padding: 28px;
            background: #fff;
            border-radius: 16px;
            border: 1px solid #e5e7eb;
            transition: 0.3s ease;
        }

        .service-card:hover {
            border-color: #165DFF;
            background: #f7faff;
            transform: translateY(-6px);
        }

        .service-icon {
            width: 52px;
            height: 52px;
            flex-shrink: 0;
            border-radius: 12px;
            background: linear-gradient(135deg, #165DFF, #36CFC9);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .service-icon i {
            color: #fff;
            font-size: 26px;
        }

        .service-content h4 {
            font-size: 20px;
            margin-bottom: 10px;
            color: #111827;
        }

        .service-content p {
            font-size: 15px;
            color: #6b7280;
        }

        /* ========== 为什么要做海外社媒？ 背景装饰 ========== */
        .section-why {
            position: relative;
            overflow: hidden;
        }

        .dot-bg-layer {
            position: absolute;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            background-image: radial-gradient(#165DFF 2px, transparent 2px);
            background-size: 22px 22px;
            opacity: 0.07;
            pointer-events: none;
            z-index: 1;
        }

        .circle-decor-right {
            position: absolute;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: #165DFF;
            opacity: 0.06;
            right: 5%;
            top: 60px;
            pointer-events: none;
            z-index: 1;
        }

        /* ========== 爱社媒是什么？ 粒子碰撞容器 ========== */
        .section-particle-wrap {
            position: relative;
            overflow: hidden;
        }

        .particle-item {
            position: absolute;
            opacity: 0.08;
            pointer-events: none;
        }

        .particle-circle {
            border-radius: 50%;
            background: #165DFF;
        }

        .particle-square {
            background: #36CFC9;
            border-radius: 3px;
        }

        @media (max-width: 1200px) {
            .card-grid,
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .platform-grid {
                grid-template-columns: repeat(2, 1fr);
                gap:32px;
            }
        }

        @media (max-width: 992px) {
            .media-block,
            .media-block.reverse {
                grid-template-columns: 1fr;
                direction: ltr;
            }

            .service-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 576px) {
            

            .section {
                padding: 48px 0;
            }

            .section-title h2 {
                font-size: 24px;
            }

            .card-grid,
            .platform-grid {
                grid-template-columns: 1fr;
                gap:36px;
            }

            .media-item {
                flex-direction: column;
            }

            .circle-decor-right {
                width: 120px;
                height: 120px;
            }

            /* 移动端缩小，防止溢出 */
            .platform-card .top-icon {
                width: 84px;
                height: 84px;
                right:16px;
                top:16px;
            }

            .platform-card .icon-circle-outer {
                width: 84px;
                height: 84px;
            }

            .platform-card .icon-circle-inner {
                width: 64px;
                height: 64px;
            }

            .platform-card .top-icon i {
                font-size: 48px;
            }
        }