/* ==========================================
   Service Page Styles - 生产环境适配优化版
   ========================================== */

   * {
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html, body {
    max-width: 100%;
    overflow-x: hidden;
}

body {
    margin: 0;
    font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    color: #2f3338;
    background: #fff;
    -webkit-font-smoothing: antialiased;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    display: block;
    /* PC端保留原有设定，移动端在底部强覆盖 */
    width: 128%;
    -webkit-user-drag: none;
}

.container {
    width: min(100%, 1240px);
    margin: 0 auto;
}

.service-page {
    min-height: 100vh;
    background: #fff;
}

/* ==========================================
   Hero Section
   ========================================== */

.service-hero {
    position: relative;
    min-height: 470px;
    padding-top: 60px;
    overflow: hidden;
    background-image: url("https://sld2025.oss-cn-shanghai.aliyuncs.com/gw/wei-tu-a.png");
    /* 建议PC端也改用 cover 防止宽屏挤压，若必须 100% 100% 则保留 */
    background-size: 100% 100%;
    background-position: center;
    background-repeat: no-repeat;
}

.service-hero-inner {
    position: relative;
    min-height: 410px;
    display: flex;
    align-items: center;
}

.service-hero-copy {
    position: relative;
    z-index: 2;
    max-width: 780px;
    padding-top: 20px;
}

.service-hero-copy h1 {
    margin: 0 0 28px;
    font-size: 56px;
    line-height: 1.1;
    font-weight: 800;
    letter-spacing: 0;
    color: #2b2f35;
}

.service-hero-copy p {
    margin: 0;
    font-size: 18px;
    line-height: 1.8;
    font-weight: 600;
    color: #6d7888;
}

/* ==========================================
   Tab Navigation
   ========================================== */

.service-tabs-wrap {
    position: sticky;
    top: 60px;
    z-index: 50;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 8px 28px rgba(57, 67, 84, 0.08);
    transform: translateZ(0);
}

.service-tabs {
    display: flex;
    flex-wrap: wrap;             
    justify-content: center;     
    align-items: center;
    gap: 15px 40px;              
    height: auto;                
    min-height: 82px;            
    padding: 15px 0;             
}

.service-tab {
    position: relative;
    border: 0;
    background: transparent;
    color: #2f3338;
    font: inherit;
    font-size: 16px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;                   
    cursor: pointer;
    flex-shrink: 0;              
    white-space: nowrap;         
    transition: color 0.3s;
}

.service-tab.active {
    color: #ff3010;
}

.service-tab.active::after {
    content: "";
    position: absolute;
    left: 18%;
    right: 10%;
    bottom: -15px;               
    height: 4px;
    background: #ff3010;
    display: block;
}

/* ==========================================
   Service Panels & Common
   ========================================== */

.service-panel {
    display: none;
    padding: 60px 0;
}

.service-panel.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    margin: 0 0 20px;
    font-size: 32px;
    line-height: 1.2;
    font-weight: bold;
    color: #2f3338;
}

.section-header .sub-title {
    font-size: 16px;
    color: #6d7888;
    margin: 0;
}

.img-placeholder {
    color: #999;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    text-align: center;
    overflow: hidden;
}

.tab-icon-placeholder {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: inline-block;
    object-fit: contain;
}

.section-title-center {
    text-align: center;
    margin-top: 50px;
}

.section-title-center h2 {
    margin: 0 0 10px;
    font-size: 32px;
    font-weight: bold;
    color: #2f3338;
}

.title-underline {
    width: 40px;
    height: 3px;
    background-color: #ff3010;
    margin: 0 auto 16px;
    border-radius: 2px;
}

.section-title-center .sub-desc {
    font-size: 14px;
    color: #666;
    margin: 0;
}

/* ==========================================
   模块 1: 个人用户服务矩阵 (极致便捷体验)
   ========================================== */
.personal-convenience {
    padding: 0 0 60px;
    background: #fff;
    overflow: hidden;
}

.convenience-visual-wrapper {
    position: relative;
    margin: 0 auto;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-image: url("https://sld2025.oss-cn-shanghai.aliyuncs.com/gw/bian-zu-14-2x.png");
    background-size: 130% 160%;
    background-repeat: no-repeat;
    background-position-x: -200px;
    background-position-y: -168px;
}

.bg-qrcode-watermark {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 300px;
    opacity: 0.5;
    z-index: 1;
    border-radius: 20px;
}

.visual-core {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 520px; 
    margin: 0 auto;
}

.core-large-placeholder {
    width: 100%;
    height: 320px; 
}

.core-large-img {
    width: 100%;
    height: auto;
    display: block;
}

.float-tag-card {
    position: absolute;
    background: #fff;
    box-shadow: 0 8px 24px rgba(255, 48, 16, 0.08); 
    border-radius: 12px;
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 10;
    border: 1px solid rgba(255, 48, 16, 0.05);
}

.float-tag-card .tag-text {
    font-size: 13px;
    color: #333;
    line-height: 1.5;
    font-weight: 500;
}

.float-tag-card .tag-text .highlight {
    color: #ff3010;
    font-weight: bold;
    font-size: 15px;
}

.tag-left {
    left: 0;
    top: 30%;
    transform: translateY(-50%);
}

.tag-right {
    right: 0;
    top: 40%;
    transform: translateY(-50%);
}

.tag-bottom {
    left: 50%;
    bottom: -20px;
    transform: translateX(-50%);
}

/* ==========================================
   模块 1: 个人用户服务矩阵 (多元化会员体系)
   ========================================== */
.personal-membership {
    padding: 10px 0 100px;
    width: 100%;
    height: 750px;
    background-image: url("https://sld2025.oss-cn-shanghai.aliyuncs.com/gw/bian-zu-15-2x-1.png");
    background-size: 100% 100%;
    background-repeat: no-repeat;
}


html[lang="en"] .personal-membership {
    background-image: url("https://sld2025.oss-cn-shanghai.aliyuncs.com/gw/bian-zu-15.png");
}



.membership-visual {
    position: relative;
    width: 100%;
    margin: 40px auto 0;
    transition: transform 0.3s ease;
    cursor: pointer;
}

.membership-large-placeholder {
    width: 100%;
}

.membership-large-img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 16px;
    box-shadow: 0 15px 35px rgba(255, 48, 16, 0.08); 
}

/* ==========================================
   模块 2: 商务伙伴合作方案
   ========================================== */
.partner-cooperation-wrap {
    background-image: url("https://sld2025.oss-cn-shanghai.aliyuncs.com/gw/e51c014c3c4c8d9c49cf15b5a220dc0752c175d99fa1f9-rsmbcd-2x.png");
    background-repeat: no-repeat;
    background-size: 100% 100%;
}

.partner-main-visual {
    position: relative;
    width: 100%;
    transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    cursor: pointer;
    margin-top: -70px;
}

.partner-img-placeholder {
    width: 100%;
    height: 570px; 
    border-radius: 16px;
    flex-direction: column;
}

.partner-img-fluid {
    width: 100%;
    height: auto; 
    display: block;
    border-radius: 16px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.04); 
}

.partner-split-banners {
    padding: 50px 0;
}

.split-banner-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr); 
    gap: 30px; 
    /* max-width: 1000px; */
    margin: 0 auto;
}

.banner-card {
    position: relative;
    width: 556px;
    height: 450px;
    border-radius: 20px;
    overflow: hidden;
    display: flex;
    align-items: flex-start; 
    padding: 40px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1), box-shadow 0.3s;
    cursor: pointer;
}

.banner-left-bg {
    background-image: url("https://sld2025.oss-cn-shanghai.aliyuncs.com/gw/wei-tu-2x-13.png");
    background-repeat: no-repeat;
    background-size: 100% 100%;
}

.line_red {
    width: 60px;
    height: 6px;
    border-radius: 8px;
    background-color: red;
    position: relative;
    z-index: 2;
}

.banner-right-bg {
    background-image: url("https://sld2025.oss-cn-shanghai.aliyuncs.com/gw/wei-tu-2x-14.png");
    background-repeat: no-repeat;
    background-size: 100% 100%;
}

.banner-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.1) 0%, rgba(0, 0, 0, 0.55) 100%);
    z-index: 1;
    transition: opacity 0.3s;
}

.banner-card:hover .banner-overlay {
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.1) 0%, rgba(0, 0, 0, 0.65) 100%);
}

.banner-card-content {
    position: relative;
    z-index: 2; 
    color: #ffffff; 
}

.banner-tag {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(4px);
    padding: 4px 10px;
    border-radius: 4px;
    margin-bottom: 14px;
    text-transform: uppercase;
}

.banner-title {
    font-size: 26px;
    font-weight: 700;
    margin: 0 0 8px 0;
    color: #ffffff;
}

.banner-desc {
    font-size: 14px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.85); 
    margin: 0;
    margin-top: 10px;
}

/* ==========================================
   模块 3: 运营服务支持
   ========================================== */
.operation-circular-layout {
    position: relative;
    width: 100%;
    height: 650px;
    margin-bottom: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.circular-center {
    position: absolute;
    width: 200px;
    height: 200px;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, #fff5f5, #ffe8e8);
    border: 2px solid #ff3010;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    z-index: 10;
}

.circle-text {
    font-size: 16px;
    font-weight: bold;
    color: #2f3338;
    margin-bottom: 8px;
}

.circle-text-sub {
    font-size: 12px;
    color: #888;
}

.circular-label {
    position: absolute;
    font-size: 12px;
    color: #666;
    white-space: nowrap;
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 8px;
}

.operation-cards-pure-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr); 
    gap: 24px;
    align-items: stretch; 
}

.card-left-1   { grid-column: 1; grid-row: 1; }
.card-middle-1 { grid-column: 2; grid-row: 1; }
.card-right-1  { grid-column: 3; grid-row: 1; }

.card-middle-2 { grid-column: 2; grid-row: 2; }
.card-middle-3 { grid-column: 2; grid-row: 3; }

.card-left-2   { grid-column: 1; grid-row: 2 / span 2; }
.card-right-2  { grid-column: 3; grid-row: 2 / span 2; }

.op-card-item {
    display: flex;
    flex-direction: column; 
    background: #fff;
    border-radius: 12px;
    padding: 20px 24px;
    border: 1px solid #f0f0f0;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.02);
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    position: relative;
    cursor: pointer;
}

.op-card-item:hover {
    border-color: #ff3010;
    box-shadow: 0 12px 30px rgba(255, 48, 16, 0.08);
    transform: translateY(-4px);
}

.op-card-header h3 {
    font-size: 16px;
    color: #2f3338;
    font-weight: bold;
}
/* --- 商务伙伴图片中英双语切换逻辑 --- */
.partner-img-en {
    display: none !important;
}
.partner-img-zh {
    display: block !important;
}

/* 英文环境下：隐藏中文，显示英文 */
html[lang="en"] .partner-img-zh {
    display: none !important;
}
html[lang="en"] .partner-img-en {
    display: block !important;
}

/* --- 运营服务环形图中英双语切换逻辑 --- */
.op-circle-img-en {
    display: none !important;
}
.op-circle-img-zh {
    display: block !important;
}

/* 英文环境下：隐藏中文，显示英文 */
html[lang="en"] .op-circle-img-zh {
    display: none !important;
}
html[lang="en"] .op-circle-img-en {
    display: block !important;
}
.op-card-body {
    flex: 1;
}

.op-card-body p {
    margin: 0;
    font-size: 12px;
    color: #6d7888;
    line-height: 1.7;
}

.op-card-footer {
    display: flex;
    justify-content: flex-end;
    margin-top: 24px;
}

.card-icon-wrap {
    width: 28px;
    height: 28px;
    position: relative;
}

.card-icon-wrap img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    position: absolute;
    top: 0;
    left: 0;
    transition: opacity 0.3s ease;
}

.card-icon-hover {
    opacity: 0; 
}

.op-card-item:hover .card-icon-normal {
    opacity: 0;
}
.op-card-item:hover .card-icon-hover {
    opacity: 1;
}

/* ==========================================
   模块 4: 平台化运营支持
   ========================================== */
.platform-op-section {
    padding: 60px 0;
    padding-bottom: 0;
    background: rgba(246, 248, 250, 1);
}

.platform-op-container {
    display: flex;
    justify-content: space-between;
    gap: 40px; 
    align-items: flex-start;
}

.platform-op-left {
    flex: 1; 
}

.platform-op-title {
    font-size: 24px;
    color: #2f3338;
    margin-bottom: 24px;
    font-weight: 600;
}

.platform-op-img-wrap img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    display: block;
}

.platform-op-right {
    flex: 1; 
    display: grid;
    grid-template-columns: repeat(2, 1fr); 
    gap: 30px; 
}

.operation-card-item.card-full-width {
    grid-column: span 2; 
}

.operation-card-item {
    background: #fff; 
    border: 1px solid #eef0f2;
    border-radius: 12px;
    padding: 24px;
    cursor: pointer;
    transition: all 0.3s ease; 
}

/* 修改后：同时支持 .active (点击选中) 和 :hover (鼠标悬停) */
.operation-card-item .card-content p,
.operation-card-item .card-content p {
    color:rgba(51, 51, 51, .5); 
    font-size: 12px;
}

.operation-card-item .card-content h3,
.operation-card-item .card-content h3 {
   font-size: 16px;
}


.operation-card-item:hover,
.operation-card-item.active {
    background: linear-gradient( 139deg, #FF3B50 0%, #EF213E 100%);
    border-color: #ff3010; 
    box-shadow: 0px 10px 24px 0px rgba(241,26,46,0.51);
}

.operation-card-item .icon-normal { opacity: 1; }
.operation-card-item .icon-active { opacity: 0; }

/* 鼠标悬停或激活时：隐藏常规图标，显示激活图标 */
.operation-card-item:hover .icon-normal,
.operation-card-item.active .icon-normal { 
    opacity: 0; 
}
.operation-card-item:hover .icon-active,
.operation-card-item.active .icon-active { 
    opacity: 1; 
}

/* 鼠标悬停或激活时：改变标题和描述文字的颜色 */
.operation-card-item:hover .card-content h3,
.operation-card-item.active .card-content h3 {
    color: #fff; 
}

.operation-card-item:hover .card-content p,
.operation-card-item.active .card-content p {
    color: rgba(245, 191, 191, 1); 
}

.card-icons-group {
    display: flex;
    align-items: center;
    gap: 16px;       
    margin-bottom: 16px; 
}

.card-icons-group .card-icon-wrap {
    margin-bottom: 0; 
}


/* --- 极致便捷体验图标中英双语切换逻辑 --- */
.convenience-icon-en {
    display: none !important;
}
.convenience-icon-zh {
    display: block !important;
}

/* 英文环境下：隐藏中文，显示英文 */
html[lang="en"] .convenience-icon-zh {
    display: none !important;
}
html[lang="en"] .convenience-icon-en {
    display: block !important;
}
/* ==========================================
   模块 5: 核心优势 (技术驱动 + 透明规范)
   ========================================== */
.tech-driven-section {
    padding: 0px 0 80px;
    background-color: #ffffff;
}

.tech-driven-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr); 
    gap: 24px;
    margin-top: 40px;
    align-items: stretch;
}

.tech-card {
    background: #fff;
    border: 1px solid #f0f0f0;
    border-radius: 12px;
    padding: 30px 24px;
    text-align: left; 
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    cursor: pointer;
}

.tech-card:hover {
    border-color: #ff3010;
    box-shadow: 0 12px 30px rgba(255, 48, 16, 0.08);
    transform: translateY(-4px);
}

.tech-card-header {
    display: flex;
    align-items: center; 
    margin-bottom: 16px; 
    justify-content: space-between;
}

.tech-card-icon {
    width: 40px; 
    height: 40px;
    margin-right: 14px; 
    margin-bottom: 0; 
    position: relative;
    flex-shrink: 0; 
}

.tech-card-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    position: absolute;
    top: 0;
    left: 0;
    transition: opacity 0.3s ease;
}

.tech-card-icon .icon-hover { opacity: 0; }
.tech-card:hover .icon-normal { opacity: 0; }
.tech-card:hover .icon-hover { opacity: 1; }

.tech-card h3 {
    font-size: 18px;
    color: #2f3338;
    margin: 0; 
    font-weight: bold;
}

.tech-card p {
    font-size: 14px;
    color: #6d7888;
    line-height: 1.6;
    margin: 0;
}

.transparent-operation-section {
    position: relative;
    padding: 20px 0 100px;
    background-image: url("https://sld2025.oss-cn-shanghai.aliyuncs.com/gw/4a7599eb4d84382b875f6f2af0c494d8429f7f4177e1c-ksdy3s_fw1200-2x.png");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.trans-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.transparent-op-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr); 
    gap: 30px;
    margin-top: 50px;
    align-items: stretch;
}

.trans-op-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    border-radius: 12px;
    padding: 30px 24px; 
    transition: all 0.3s ease;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.trans-op-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.1);
}

.trans-op-card h3 {
    font-size: 20px;
    color: #2f3338;
    margin-bottom: 16px;
    font-weight: bold;
    position: relative;
}

.trans-op-card p {
    font-size: 14px;
    color: #555;
    line-height: 1.8;
    margin: 0;
}

.trans-op-card .icon-hover { opacity: 0; }
.trans-op-card:hover .icon-normal { opacity: 0; }
.trans-op-card:hover .icon-hover { opacity: 1; }

/* ==========================================
   移动端响应式适配 (强力覆盖)
   ========================================== */

/* 中等屏幕过渡适配 */
@media (max-width: 1200px) {
    .partner-main-visual {
        max-width: 92%; 
        margin-top: 35px;
    }
}

@media (max-width: 992px) {
    .membership-visual {
        max-width: 90%; 
        margin-top: 30px;
    }
    .split-banner-grid {
        max-width: 90%;
        gap: 20px;
    }
    .banner-card {
        min-height: 320px;
        padding: 30px;
    }
    .banner-title {
        font-size: 22px;
    }
    .operation-cards-pure-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .op-card-item {
        grid-column: auto !important;
        grid-row: auto !important;
    }
    .tech-driven-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .transparent-op-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .platform-op-container {
        flex-direction: column; 
    }
    .platform-op-right {
        width: 100%;
    }
}

/* 核心移动端强适配 (768px 及以下) */
@media (max-width: 768px) {
    /* 1. 修复全局图片 128% 溢出问题 */
    img {
        width: 100% !important; 
        height: auto !important;
        max-width: 100%;
        object-fit: contain;
    }

    /* 2. Hero 头部背景修复 */
    .service-hero {
        background-size: cover;
        background-position: center;
        min-height: 320px;
        padding-top: 50px;
        padding-left: 20px;
    }
    .service-hero-copy h1 {
        font-size: 32px;
        margin-bottom: 12px;
    }
    .service-hero-copy p {
        font-size: 14px;
        line-height: 1.5;
    }

    /* 3. 顶部 Tabs 滑动与重置 */
    .service-tabs-wrap {
        top: 56px;
    }
    .service-tabs {
        display: flex;
        flex-wrap: nowrap;
        overflow-x: auto;
        padding: 12px 20px;
        gap: 15px;
        -webkit-overflow-scrolling: touch; 
        justify-content: flex-start;
    }
    .service-tabs::-webkit-scrollbar {
        display: none;
    }
    .service-tab {
        flex: 0 0 auto; 
        width: auto;
        height: auto;
        padding: 12px 10px;
        font-size: 14px;
    }

    .service-panel {
        padding: 40px 0;
    }
    .section-header {
        margin-bottom: 40px;
    }
    .section-header h2, .section-title-center h2 {
        font-size: 24px;
    }

    /* 4. 模块1：个人服务重叠修复 */
    .convenience-visual-wrapper {
        background-size: cover !important;
        background-position: center !important;
        min-height: auto;
        display: flex;
        flex-direction: column;
        gap: 16px;
        padding: 20px 0;
    }
    .float-tag-card {
        position: relative !important; 
        top: auto !important;
        left: auto !important;
        right: auto !important;
        bottom: auto !important;
        transform: none !important;
        width: 100%;
        max-width: 100%;
        justify-content: flex-start;
        box-shadow: 0 4px 16px rgba(255, 48, 16, 0.05);
    }
    .personal-membership {
        height: auto !important; 
        min-height: 300px;
        background-size: cover !important;
        background-position: center bottom !important;
        padding: 30px 0 40px;
    }
    .membership-large-placeholder {
        height: 140px; 
    }
    .membership-visual {
        max-width: 92%; 
    }
    .visual-core {
        flex-direction: row; 
        transform: scale(0.75);
        margin-bottom: 20px;
    }

    /* 5. 模块2：商业合作死宽覆盖 */
    .partner-cooperation-wrap {
        padding: 40px 0 60px; 
        background-size: cover !important;
    }
    .partner-main-visual {
        max-width: 95%; 
        margin-top: 20px;
    }
    .partner-img-placeholder {
        height: 240px; 
    }
    .split-banner-grid {
        grid-template-columns: 1fr; 
        max-width: 92%;
    }
    .banner-card {
        width: 100% !important; 
        height: auto !important; 
        aspect-ratio: 4 / 3; 
        min-height: auto !important;
        padding: 24px !important;
        background-size: cover;
    }
    .banner-title {
        font-size: 20px;
    }
    .banner-desc {
        font-size: 13px;
        line-height: 1.5;
    }

    /* 6. 模块3：运营服务卡片与插图 */
    .operation-circular-layout {
        height: auto;
        aspect-ratio: 1 / 1; 
        max-height: 320px;
        margin-bottom: 20px;
        overflow: hidden;
    }
    .circular-center {
        width: 160px;
        height: 160px;
    }
    .circle-text {
        font-size: 14px;
    }
    .operation-cards-pure-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .op-card-item {
        padding: 24px 20px;
    }

    /* 7. 模块4：平台运营内联死值强解 */
    .platform-op-img-wrap[style] {
        width: 100% !important; 
        max-width: 100%;
        margin: 0 auto 20px;
    }
    .platform-op-container {
        gap: 20px;
    }
    .operation-card-item {
        padding: 20px;
    }
    .card-icons-group {
        flex-wrap: wrap; 
        gap: 12px;
    }
    
    /* 8. 模块5：核心优势统一 */
    .tech-driven-grid,
    .transparent-op-grid {
        grid-template-columns: 1fr;
    }
    .transparent-operation-section {
        padding: 50px 0 60px;
        background-size: cover;
    }
    .trans-op-card {
        padding: 24px 20px;
    }
    .tech-card-header {
        flex-direction: row;
        align-items: center;
    }
}

/* 极小屏幕微调 */
@media (max-width: 576px) {
    .platform-op-right {
        grid-template-columns: 1fr;
    }
    .operation-card-item.card-full-width {
        grid-column: span 1;
    }
}

@media (max-width: 520px) {
    .service-hero-copy h1 {
        font-size: 34px;
    }
    .service-tabs {
        padding: 8px 16px;
    }
    .service-tab {
        font-size: 12px;
        padding: 10px 8px;
    }
    .operation-circular-layout {
        margin-bottom: 50px;
    }
    .circular-center {
        width: 140px;
        height: 140px;
    }
    .circular-label {
        font-size: 10px;
        padding: 6px 10px;
    }
}

/* --- 平台化运营支持图片中英双语切换逻辑 --- */
.platform-img-en {
    display: none !important;
}
.platform-img-zh {
    display: block !important;
}

/* 英文环境下：隐藏中文图片，显示英文图片 */
html[lang="en"] .platform-img-zh {
    display: none !important;
}
html[lang="en"] .platform-img-en {
    display: block !important;
}