/* 首页专用样式 - 不影响商户端和管理端 */

/* ==================== CSS 设计变量系统 ==================== */
:root {
    /* 主题色 */
    --primary-color: #3366ff;
    --secondary-color: #ff5a5a;
    --dark-color: #0d1129;
    --light-color: #f8f9fc;
    --text-color: #333;
    --text-light: #666;
    
    /* Element Plus 颜色 */
    --el-color-primary: #409eff;
    --el-color-success: #67c23a;
    --el-color-warning: #e6a23c;
    --el-color-danger: #f56c6c;
    --el-color-info: #909399;
    
    /* 背景色 */
    --el-bg-color: #ffffff;
    --el-bg-color-page: #f2f3f5;
    --el-fill-color-light: #f5f7fa;
    
    /* 文本色 */
    --el-text-color-primary: #303133;
    --el-text-color-regular: #606266;
    --el-text-color-secondary: #909399;
    --el-text-color-placeholder: #a8abb2;
    
    /* 边框色 */
    --el-border-color: #dcdfe6;
    --el-border-color-light: #e4e7ed;
    --el-border-color-lighter: #ebeef5;
    
    /* 圆角 */
    --el-border-radius-base: 4px;
    --el-border-radius-small: 2px;
    --el-border-radius-round: 20px;
    --el-border-radius-circle: 100%;
    
    /* 字体大小 */
    --el-font-size-extra-large: 20px;
    --el-font-size-large: 18px;
    --el-font-size-medium: 16px;
    --el-font-size-base: 14px;
    --el-font-size-small: 13px;
    --el-font-size-extra-small: 12px;
    
    /* 过渡动画 */
    --el-transition-duration: .3s;
    --el-transition-duration-fast: .2s;
    --el-transition-function-ease-in-out-bezier: cubic-bezier(.645,.045,.355,1);
    --el-transition-function-fast-bezier: cubic-bezier(.23,1,.32,1);
    --el-transition-all: all var(--el-transition-duration) var(--el-transition-function-ease-in-out-bezier);
    
    /* 阴影 */
    --el-box-shadow: 0px 12px 32px 4px rgba(0,0,0,.04),0px 8px 20px rgba(0,0,0,.08);
    --el-box-shadow-light: 0px 0px 12px rgba(0,0,0,.12);
    --el-box-shadow-lighter: 0px 0px 6px rgba(0,0,0,.12);
    
    /* 间距 */
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-md: 20px;
    --spacing-lg: 30px;
    --spacing-xl: 40px;
}

/* 全局重置 - 仅首页 */
body.index-page,
body.index-page html {
    background: transparent !important;
    overflow-x: hidden;
    max-width: 100vw;
}

body.index-page {
    position: relative;
}

/* 强制导航栏不超出 */
.modern-header {
    max-width: 100vw !important;
    overflow: visible !important;
    height: 70px !important;
    min-height: 70px !important;
}

/* 放大导航栏logo但不改变导航栏高度 */
.modern-logo img {
    height: 55px !important;
}

/* 全屏主区域 */
.qq-hero {
    width: 100%;
    height: 100vh;
    background: linear-gradient(135deg, 
        #7CC0D9 0%,
        #678BA3 35%,
        #5580A0 65%,
        #3D6E92 100%
    );
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

/* 云朵装饰层 - 静态不规则分布 */
.qq-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(ellipse 800px 200px at 20% 30%, rgba(255, 255, 255, 0.25) 0%, transparent 50%),
        radial-gradient(ellipse 600px 180px at 80% 60%, rgba(255, 255, 255, 0.20) 0%, transparent 50%),
        radial-gradient(ellipse 700px 190px at 50% 80%, rgba(255, 255, 255, 0.22) 0%, transparent 50%),
        radial-gradient(ellipse 500px 150px at 10% 70%, rgba(255, 255, 255, 0.18) 0%, transparent 50%),
        radial-gradient(ellipse 650px 170px at 90% 20%, rgba(255, 255, 255, 0.20) 0%, transparent 50%);
    pointer-events: none;
    z-index: 1;
}

.qq-hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(ellipse 550px 160px at 40% 20%, rgba(255, 255, 255, 0.17) 0%, transparent 50%),
        radial-gradient(ellipse 750px 200px at 70% 50%, rgba(255, 255, 255, 0.19) 0%, transparent 50%),
        radial-gradient(ellipse 600px 180px at 30% 90%, rgba(255, 255, 255, 0.21) 0%, transparent 50%),
        radial-gradient(ellipse 620px 175px at 15% 45%, rgba(255, 255, 255, 0.18) 0%, transparent 50%),
        radial-gradient(ellipse 580px 165px at 85% 75%, rgba(255, 255, 255, 0.20) 0%, transparent 50%);
    pointer-events: none;
    z-index: 1;
}

/* 中心内容 */
.qq-content {
    position: relative;
    z-index: 10;
    text-align: center;
    animation: fadeIn 1.5s ease-out;
    width: 100%;
    padding: 0 40px;
    margin-top: -40px;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 主标题 - LOGO风格设计 */
.qq-logo-main {
    font-size: 150px;
    font-weight: 800;
    color: rgba(255, 255, 255, 1);
    letter-spacing: 8px;
    line-height: 1.2;
    margin-bottom: 40px;
    font-family: 'Arial Black', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    padding-left: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    /* LOGO风格：立体层次阴影 */
    filter: drop-shadow(0 8px 32px rgba(0, 0, 0, 0.4))
            drop-shadow(0 4px 16px rgba(255, 255, 255, 0.3));
}

/* B字母 - 使用图片 */
.digital-b {
    position: relative;
    display: inline-block;
    margin-right: 4px;
    vertical-align: baseline;
    overflow: hidden;
}

/* B字母图片样式 */
.digital-b img {
    height: 260px;
    width: auto;
    display: inline-block;
    vertical-align: middle;
    filter: drop-shadow(0 6px 24px rgba(74, 144, 226, 0.5))
            drop-shadow(0 3px 12px rgba(0, 0, 0, 0.2));
}

/* B字母矩阵数字雨效果 - 使用优化后的GIF */
.digital-b::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('/static/theme/box/image/2jz.gif') center center / cover no-repeat;
    opacity: 0.4;
    mix-blend-mode: lighten;
    pointer-events: none;
    z-index: 2;
}

/* 8字符 - 锁的样式 */

/* 圆润饱满的锁 - 圆形锁身 */


/* 数字8 - 微软雅黑Bold，蓝色带阴影 */
.lock-eight {
    position: relative;
    display: inline-block;
    font-size: 280px;
    vertical-align: middle;
    font-family: "Microsoft YaHei", "微软雅黑", sans-serif;
    font-weight: bold;
    color: #4b7bff;
    margin: 0 4px;
    z-index: 5;
    isolation: isolate;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3),
                 0 2px 10px rgba(0, 0, 0, 0.2),
                 0 8px 40px rgba(0, 0, 0, 0.15);
}

/* 云商文字 - 白色带阴影 */
.yunshang-text {
    display: inline-block;
    position: relative;
    vertical-align: middle;
    font-family: "Microsoft YaHei", "微软雅黑", sans-serif;
    font-weight: bold;
    font-size: 180px;
    letter-spacing: 8px;
    color: #ffffff;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3),
                 0 2px 10px rgba(0, 0, 0, 0.2),
                 0 8px 40px rgba(0, 0, 0, 0.15);
}

/* 合规持牌文字容器 */
.compliance-text {
    position: relative;
    display: inline-block;
}

/* 合规角标 - ICP/EDI双证（"合规持牌"上方） */
.compliance-badge {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    margin-bottom: 8px;
    width: 90px;
    height: 22px;
    background: rgba(64, 191, 255, 0.3);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    color: #fff;
    font-weight: 500;
    letter-spacing: 0.5px;
    white-space: nowrap;
    /* 右上角轻微斜切10° */
    clip-path: polygon(0 0, 88% 0, 100% 100%, 0 100%);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* ==================== B8容器 - 卫星环绕中心 ==================== */

/* B8容器 - 相对定位，作为卫星的参照物 */
.b8-container {
    position: relative;
    display: inline-flex;
    align-items: center;
}

/* ==================== 卫星特效 - 环绕飞行 ==================== */

/* LOGO英文标题 */
.qq-logo-english {
    font-size: 28px;
    font-weight: bold;
    letter-spacing: 1.5px;
    line-height: 1;
    margin-top: -10px;
    margin-bottom: 30px;
    font-family: 'Arial', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    padding-left: 0;
    margin-left: calc(50% - 120px);
    text-align: left;
    /* LOGO风格：蓝色渐变 */
    background: linear-gradient(135deg, 
        #5a8cff 0%,
        #4b7bff 50%,
        #3d6ae6 100%
    );
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    /* LOGO风格：立体阴影 */
    filter: drop-shadow(0 6px 24px rgba(74, 144, 226, 0.5))
            drop-shadow(0 3px 12px rgba(0, 0, 0, 0.2));
}

/* 副标题 */
.qq-subtitle {
    font-size: 40px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.98);
    letter-spacing: 2px;
    line-height: 1.5;
    margin-bottom: 34px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.12);
    font-family: 'Arial', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    font-variant-numeric: lining-nums tabular-nums;
}

.qq-subtitle .separator {
    margin: 0 18px;
    opacity: 0.75;
    font-weight: 400;
}

/* 描述文字 */
.qq-description {
    font-size: 22px;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.8;
    letter-spacing: 1.5px;
    text-shadow: 0 1px 8px rgba(0,0,0,0.1);
    max-width: 100%;
    margin: 0 auto;
    white-space: nowrap;
    text-align: center;
    font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

/* 底部平台选择 */
.qq-platforms {
    position: absolute;
    bottom: 90px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0;
    z-index: 15;
    flex-wrap: nowrap;
    justify-content: center;
    padding: 0 20px;
}

.qq-platform {
    display: inline-flex;
    align-items: center;
    gap: 16px;
    padding: 22px 48px;
    background: transparent;
    border-radius: 12px;
    color: white;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    border: none;
    position: relative;
}

.qq-platform::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 50px;
    background: rgba(255, 255, 255, 0.15);
}

.qq-platform:last-child::after {
    display: none;
}

.qq-platform:hover,
.qq-platform.active {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.qq-platform:hover .qq-platform-icon,
.qq-platform:hover .qq-platform-name,
.qq-platform.active .qq-platform-icon,
.qq-platform.active .qq-platform-name {
    color: #4E8DD7;
}

.qq-platform-icon {
    font-size: 36px;
    color: white;
    transition: color 0.3s ease;
}

.qq-platform-name {
    font-size: 21px;
    font-weight: 400;
    white-space: nowrap;
    color: white;
    transition: color 0.3s ease;
}

/* 商户注册特殊样式 - 比其他按钮大2px */
.qq-platform-highlight .qq-platform-icon {
    font-size: 38px;
}

.qq-platform-highlight .qq-platform-name {
    font-size: 23px;
    font-weight: 500;
}

/* 买家系统入口 */
.qq-platform-buyer {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.25), rgba(37, 99, 235, 0.35));
    border: 1px solid rgba(59, 130, 246, 0.4);
}

.qq-platform-buyer:hover {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.4), rgba(37, 99, 235, 0.5));
    border-color: rgba(59, 130, 246, 0.6);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.3);
}

.qq-platform-buyer .qq-platform-icon {
    color: #60A5FA;
}

/* 公众号二维码弹窗 */
.qq-platform-qrcode {
    position: relative;
}

.qq-qrcode-popup {
    position: absolute;
    bottom: calc(100% + 15px);
    left: 50%;
    transform: translateX(-50%);
    width: 180px;
    background: #FFFFFF;
    border-radius: 12px;
    padding: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    border: 1px solid rgba(0, 0, 0, 0.06);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: all 0.3s ease;
    z-index: 99999;
}

.qq-platform-qrcode:hover .qq-qrcode-popup {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateX(-50%) translateY(-5px);
}

.qq-qrcode-popup::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-top: 8px solid #FFFFFF;
    filter: drop-shadow(0 2px 2px rgba(0, 0, 0, 0.1));
}

.qq-qrcode-img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 0;
    display: block;
}

/* 滚动指示器 */
.qq-scroll-indicator {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    opacity: 0.7;
    animation: bounce 2s infinite;
    cursor: pointer;
    z-index: 15;
}

@keyframes bounce {
    0%, 100% { transform: translate(-50%, 0); }
    50% { transform: translate(-50%, 8px); }
}

.qq-scroll-icon {
    font-size: 24px;
}

/* 内容区域 */
/* 功能区域 */
.feature-section {
    min-height: auto;
    padding: 80px 60px 80px;
    background: #f5f6f7;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.feature-section.visible {
    opacity: 1;
    transform: translateY(0);
}

.feature-container {
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

.feature-main-title {
    font-size: 38px;
    font-weight: 600;
    text-align: center;
    margin-bottom: 18px;
    margin-top: 0;
    padding-top: 0;
    color: #0066CC !important;
    line-height: 1.5;
    letter-spacing: -0.5px;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease 0.2s, transform 0.6s ease 0.2s;
}

.feature-section.visible .feature-main-title {
    opacity: 1;
    transform: translateY(0);
}

.feature-subtitle {
    font-size: 16px;
    font-weight: 400;
    text-align: center;
    margin-bottom: 28px;
    margin-top: 0;
    color: #5A5A5A;
    line-height: 1.7;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease 0.3s, transform 0.6s ease 0.3s;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.feature-section.visible .feature-subtitle {
    opacity: 1;
    transform: translateY(0);
}

.feature-divider {
    width: 60px;
    height: 3px;
    background: #3b82f6;
    margin: 0 auto 40px;
    border-radius: 2px;
    opacity: 0;
    transform: scaleX(0);
    transition: opacity 0.6s ease 0.4s, transform 0.6s ease 0.4s;
}

.feature-section.visible .feature-divider {
    opacity: 1;
    transform: scaleX(1);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 40px;
    max-width: 1300px;
    margin-left: auto;
    margin-right: auto;
}

.feature-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    transition: transform 0.3s, box-shadow 0.3s;
    opacity: 0;
    transform: translateY(30px);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.feature-section.visible .feature-card:nth-child(1) {
    animation: fadeInUp 0.6s ease 0.5s forwards;
}

.feature-section.visible .feature-card:nth-child(2) {
    animation: fadeInUp 0.6s ease 0.6s forwards;
}

.feature-section.visible .feature-card:nth-child(3) {
    animation: fadeInUp 0.6s ease 0.7s forwards;
}

.feature-section.visible .feature-card:nth-child(4) {
    animation: fadeInUp 0.6s ease 0.8s forwards;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 功能图片容器 */
.feature-image {
    width: 100%;
    height: 240px;
    background: #fafafa;
    overflow: hidden;
    padding: 0;
    margin: 0;
}

.feature-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    image-rendering: -webkit-optimize-contrast;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
    -webkit-filter: blur(0);
    filter: blur(0);
    -webkit-font-smoothing: antialiased;
}

.icon-gift i {
    color: #FF8B4A;
}

.feature-card:hover .icon-gift i {
    color: #FF6B28;
}


.feature-card h3 {
    font-size: 16px;
    font-weight: 700;
    color: #000000 !important;
    margin: 16px 20px 8px;
    line-height: 1.4;
    text-align: left;
}

.feature-card p {
    font-size: 13px;
    color: #666;
    line-height: 1.6;
    margin: 0;
    padding: 0 20px 20px;
    text-align: left;
}

/* CTA区域 - 专业玻璃效果 */
.cta-container {
    background: linear-gradient(135deg, 
                rgba(51, 102, 255, 0.08) 0%, 
                rgba(255, 255, 255, 0.15) 50%, 
                rgba(81, 131, 255, 0.08) 100%);
    backdrop-filter: blur(20px) saturate(130%);
    -webkit-backdrop-filter: blur(20px) saturate(130%);
    border-radius: 28px;
    padding: 55px 50px;
    margin-top: 60px;
    margin-left: -30px;
    margin-right: -30px;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(51, 102, 255, 0.12), 
                inset 0 0 0 1px rgba(255, 255, 255, 0.3);
    border: 1.5px solid rgba(51, 102, 255, 0.15);
}

/* 移除悬停效果，保持静态 */

.cta-container::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40%;
    height: 40%;
    background: radial-gradient(ellipse at bottom left, 
                rgba(51, 102, 255, 0.18) 0%, 
                rgba(51, 102, 255, 0.08) 40%, 
                transparent 70%);
    pointer-events: none;
    z-index: 0;
}

.cta-container::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 35%;
    height: 35%;
    background: radial-gradient(ellipse at top right, 
                rgba(81, 131, 255, 0.2) 0%, 
                rgba(81, 131, 255, 0.1) 35%, 
                transparent 65%);
    pointer-events: none;
    z-index: 0;
}

.cta-content {
    position: relative;
    z-index: 3;
}

.cta-decoration {
    display: none;
}

.cta-title {
    font-size: 22px;
    font-weight: 700;
    color: #0d1129 !important;
    margin: 0 0 32px;
    line-height: 1.7;
    position: relative;
    z-index: 1;
    letter-spacing: -0.2px;
}

.cta-rate {
    color: #3366ff !important;
    font-weight: 800;
    font-size: 1.15em;
}

.cta-button {
    display: inline-block;
    background: linear-gradient(135deg, #3366ff 0%, #5183ff 100%);
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    padding: 14px 40px;
    border-radius: 50px;
    text-decoration: none;
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow: 0 8px 25px rgba(51, 102, 255, 0.4);
    position: relative;
    z-index: 1;
    border: none;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    background: linear-gradient(135deg, #4577eb 0%, #6396ff 100%);
    box-shadow: 0 12px 35px rgba(51, 102, 255, 0.5);
    color: #fff;
    text-decoration: none;
}

.cta-button:active {
    box-shadow: 0 5px 15px rgba(51, 102, 255, 0.35);
    transform: scale(0.98);
}

.qq-cards {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.qq-card {
    background: white;
    border-radius: 16px;
    padding: 48px 32px;
    text-align: center;
    box-shadow: 0 2px 20px rgba(0,0,0,0.08);
    transition: all 0.3s;
    text-decoration: none;
    color: #333;
}

.qq-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 40px rgba(0,0,0,0.12);
}

.qq-card-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: white;
}

.qq-card-title {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 16px;
    color: #333;
}

.qq-card-desc {
    font-size: 15px;
    line-height: 1.8;
    color: #666;
}

/* 页脚 */
/* ==================== 现代化页脚设计 ==================== */

/* CSS变量定义 */
.modern-footer {
    /* 专业字体栈 */
    font-family: "PingFang SC", "Helvetica Neue", Arial, 
                 "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", 
                 "Segoe UI", Roboto, sans-serif;
    
    /* 基础样式 */
    font-size: 14px;
    line-height: 1.6;
    
    /* 颜色系统 */
    background: #F5F6F7;
    color: #666666;
    
    /* CSS变量 */
    --footer-primary: #0052D9;
    --footer-primary-hover: #236EF5;
    --footer-bg-white: #FFFFFF;
    --footer-bg-light: #F5F6F7;
    --footer-bg-gray: #EBEEF2;
    --footer-text-dark: #000000;
    --footer-text-normal: #666666;
    --footer-text-light: #999999;
    --footer-border: #E5E6EB;
    --footer-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --footer-shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --footer-shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
    
    /* 间距系统 */
    --footer-space-xs: 8px;
    --footer-space-sm: 12px;
    --footer-space-md: 16px;
    --footer-space-lg: 24px;
    --footer-space-xl: 32px;
    
    /* 过渡动画 */
    --footer-transition: all 0.3s ease;
    
    /* 移动端优化 */
    -webkit-tap-highlight-color: transparent;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    
    /* 重置边距 */
    margin: 0;
    padding: 0;
}

/* 页脚内所有元素继承字体栈 */
.modern-footer *,
.modern-footer *::before,
.modern-footer *::after {
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 60px;
}

/* ==================== 主要内容区 ==================== */
.footer-main {
    background: var(--footer-bg-light);
    border-top: 1px solid var(--footer-border);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 60px;
    align-items: start;
}

/* 左侧：导航列（4列） */
.footer-nav {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.footer-nav-group {
    display: flex;
    flex-direction: column;
}

.footer-nav-title {
    color: #000000 !important;
    font-size: 18px;
    font-weight: 600;
    margin: 0 0 22px 0;
    padding-bottom: 0;
    position: relative;
}

.footer-nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-nav-list li {
    margin-bottom: 14px;
}

.footer-nav-list li a {
    color: var(--footer-text-normal);
    text-decoration: none;
    font-size: 16px;
    transition: var(--footer-transition);
    display: inline-block;
    line-height: 1.5;
}

.footer-nav-list li a:hover {
    color: var(--footer-primary);
}

/* 右侧：联系方式 */
.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.footer-contact-title {
    color: #000000 !important;
    font-size: 18px;
    font-weight: 600;
    margin: 0;
    line-height: 1.4;
}

.footer-contact-text {
    color: var(--footer-text-normal);
    font-size: 14px;
    line-height: 1.6;
    margin: 0;
}

/* 二维码区域（两个并排） */
.footer-qr-group {
    display: flex;
    gap: 24px;
    align-items: flex-start;
}

.footer-qr-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.footer-qr-box {
    position: relative;
    cursor: pointer;
    display: block;
}

.footer-qr-box > img {
    width: 90px;
    height: 90px;
    border-radius: 6px;
    border: 1px solid var(--footer-border);
    padding: 6px;
    background: #FFFFFF;
    transition: var(--footer-transition);
    display: block;
}

.footer-qr-box:hover > img {
    border-color: var(--footer-primary);
    box-shadow: 0 2px 8px rgba(0, 82, 217, 0.15);
}

.footer-qr-label {
    color: var(--footer-text-normal);
    font-size: 13px;
    text-align: center;
    margin: 0;
    font-weight: 500;
}

.footer-qr-hover {
    position: absolute;
    bottom: calc(100% + 15px);
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    background: #FFFFFF;
    border-radius: 12px;
    padding: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    border: 1px solid rgba(0, 0, 0, 0.06);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: all 0.3s ease;
    z-index: 99999;
}

.footer-qr-box:hover .footer-qr-hover {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateX(-50%) translateY(-5px);
}

.footer-qr-hover::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-top: 8px solid #FFFFFF;
    filter: drop-shadow(0 2px 2px rgba(0, 0, 0, 0.1));
}

.footer-qr-hover img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
    margin: 0 0 10px 0;
}

.footer-qr-hover-text {
    text-align: center;
    color: #333333;
    font-size: 14px;
    font-weight: 500;
    margin: 0;
    line-height: 1.4;
}

/* 咨询热线 */
.footer-hotline-box {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-hotline-label {
    color: var(--footer-text-normal);
    font-size: 14px;
    font-weight: 400;
    margin: 0;
    line-height: 1.6;
}

.footer-hotline-number {
    color: #666666;
    font-size: 14px;
    font-weight: 400;
    margin-left: 8px;
}

.footer-contact-btn {
    display: inline-block !important;
    width: 110px !important;
    padding: 10px 16px !important;
    background: var(--footer-primary);
    color: #FFFFFF;
    text-align: center !important;
    text-decoration: none;
    border-radius: 4px;
    font-size: 15px;
    font-weight: 500;
    border: none;
    box-shadow: 0 2px 6px rgba(0, 82, 217, 0.2);
    box-sizing: border-box !important;
    cursor: pointer;
    transition: none !important;
}

.footer-contact-btn:hover,
.footer-contact-btn:active,
.footer-contact-btn:focus {
    background: var(--footer-primary) !important;
    color: #FFFFFF !important;
    transform: none !important;
    box-shadow: 0 2px 6px rgba(0, 82, 217, 0.2) !important;
    text-decoration: none !important;
}

/* ==================== 版权信息（内联在footer-main，多行显示） ==================== */
.footer-copyright-inline {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid var(--footer-border);
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 60px;
    align-items: flex-start;
}

.footer-copyright-left {
    grid-column: 1;
}

.footer-copyright-logo {
    grid-column: 2;
    justify-self: start;
}

.footer-copyright-logo img {
    height: 110px;
    width: auto;
    display: block;
}

.footer-copyright-line {
    color: #000000;
    font-size: 12px;
    margin: 0 0 8px 0;
    line-height: 1.8;
    text-align: left;
}

.footer-copyright-line:last-child {
    margin-bottom: 0;
}

.footer-beian-link {
    color: #000000;
    text-decoration: none;
    margin: 0 6px;
    transition: var(--footer-transition);
}

.footer-beian-link:first-child {
    margin-left: 0;
}

.footer-beian-link:hover {
    color: var(--footer-primary);
}

.footer-police-icon {
    width: 14px;
    height: 14px;
    vertical-align: middle;
    margin-right: 4px;
}

.footer-address-text {
    color: var(--footer-text-light);
}

.footer-sep {
    color: var(--footer-text-light);
    margin: 0 8px;
    opacity: 0.6;
}

.footer-link {
    color: var(--footer-text-light);
    text-decoration: none;
    transition: var(--footer-transition);
}

.footer-link:hover {
    color: var(--footer-primary);
}

/* 响应式 */
@media (max-width: 1200px) {
    .feature-section {
        padding: 50px 40px 50px;
    }
    
    .feature-main-title {
        font-size: 34px;
    }
    
    .feature-subtitle {
        font-size: 16px;
        margin-bottom: 28px;
    }
    
    .feature-divider {
        margin-bottom: 35px;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .cta-container {
        padding: 45px 35px;
        margin-top: 50px;
        margin-left: 10px;
        margin-right: 10px;
        border-radius: 24px;
        backdrop-filter: blur(16px) saturate(120%);
        -webkit-backdrop-filter: blur(16px) saturate(120%);
    }
    
    .cta-title {
        font-size: 19px;
        margin-bottom: 26px;
        color: #0d1129 !important;
    }
    
    .cta-rate {
        font-size: 1.1em;
    }
    
    .cta-button {
        font-size: 15px;
        padding: 12px 35px;
    }
    
    .feature-image {
        height: 220px;
    }
    
    .feature-card h3 {
        font-size: 15px;
        margin: 14px 16px 6px;
        color: #000000 !important;
    }
    
    .feature-card p {
        font-size: 12px;
        padding: 0 16px 18px;
    }
    
    .qq-platforms {
        gap: 0;
    }
    
    .qq-platform {
        padding: 18px 38px;
    }
    
    .qq-platform::after {
        height: 42px;
        background: rgba(255, 255, 255, 0.15);
    }
    
    .qq-platform-icon {
        font-size: 30px;
    }
    
    .qq-platform-name {
        font-size: 18px;
    }
    
    .qq-platform-highlight .qq-platform-icon {
        font-size: 32px;
    }
    
    .qq-platform-highlight .qq-platform-name {
        font-size: 20px;
    }
    
    .qq-qrcode-popup {
        width: 170px;
        padding: 14px;
    }
    
    .qq-logo-main {
        font-size: 100px;
        letter-spacing: 10px;
        margin-bottom: 5px;
    }
    
    /* B字母图片 - 平板 */
    .digital-b img {
        height: 100px;
        display: inline-block;
        vertical-align: middle;
    }
    
    .lock-eight {
        font-size: 180px;
        font-family: "Microsoft YaHei", "微软雅黑", sans-serif;
        font-weight: bold;
        vertical-align: middle;
    }
    
    .yunshang-text {
        font-size: 120px;
        font-family: "Microsoft YaHei", "微软雅黑", sans-serif;
        font-weight: bold;
        vertical-align: middle;
    }
    
    .qq-logo-english {
        font-size: 20px;
        letter-spacing: 1px;
        margin-top: -8px;
        margin-bottom: 24px;
        margin-left: calc(50% - 70px);
    }
    
    .compliance-badge {
        width: 75px;
        height: 20px;
        font-size: 10px;
        margin-bottom: 6px;
    }
    
    .qq-subtitle {
        font-size: 28px;
        letter-spacing: 2px;
        margin-bottom: 30px;
    }
    
    .qq-description {
        font-size: 17px;
        line-height: 1.9;
        white-space: normal;
    }
}

@media (max-width: 768px) {
    .qq-logo-main {
        font-size: 42px;
        letter-spacing: 4px;
        margin-bottom: 5px;
    }
    
    /* B字母图片 - 移动端 */
    .digital-b img {
        height: 50px;
        display: inline-block;
        vertical-align: middle;
    }
    
    .lock-eight {
        font-size: 80px;
        font-family: "Microsoft YaHei", "微软雅黑", sans-serif;
        font-weight: bold;
        vertical-align: middle;
    }
    
    .yunshang-text {
        font-size: 60px;
        font-family: "Microsoft YaHei", "微软雅黑", sans-serif;
        font-weight: bold;
        vertical-align: middle;
    }
    
    .qq-logo-english {
        font-size: 12px;
        letter-spacing: 0.5px;
        margin-top: -6px;
        margin-bottom: 16px;
        margin-left: calc(50% - 35px);
    }
    
    .compliance-badge {
        width: 60px;
        height: 16px;
        font-size: 8px;
        margin-bottom: 4px;
    }
    
    .qq-subtitle {
        font-size: 16px;
        letter-spacing: 1px;
        margin-bottom: 20px;
        line-height: 1.6;
    }
    
    .qq-subtitle .separator {
        margin: 0 8px;
    }
    
    .qq-description {
        font-size: 13px;
        line-height: 1.9;
        letter-spacing: 0.5px;
        padding: 0 10px;
        white-space: normal;
    }
    
    .qq-platforms {
        gap: 0;
        flex-wrap: wrap;
        padding: 0 20px;
        bottom: 120px;
    }
    
    .qq-platform {
        padding: 16px 30px;
    }
    
    .qq-platform::after {
        height: 36px;
        background: rgba(255, 255, 255, 0.15);
    }
    
    .qq-platform-icon {
        font-size: 28px;
    }
    
    .qq-platform-name {
        font-size: 17px;
    }
    
    .qq-platform-highlight .qq-platform-icon {
        font-size: 30px;
    }
    
    .qq-platform-highlight .qq-platform-name {
        font-size: 19px;
    }
    
    .qq-qrcode-popup {
        width: 150px;
        padding: 12px;
    }
    
    .feature-section {
        padding: 40px 20px 40px;
    }
    
    .feature-main-title {
        font-size: 24px;
        margin-bottom: 14px;
        line-height: 1.6;
    }
    
    .feature-subtitle {
        font-size: 14px;
        margin-bottom: 20px;
    }
    
    .feature-divider {
        margin-bottom: 30px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .feature-image {
        height: 200px;
    }
    
    .feature-card h3 {
        font-size: 14px;
        margin: 12px 14px 6px;
        color: #000000 !important;
    }
    
    .feature-card p {
        font-size: 11px;
        padding: 0 14px 16px;
    }
    
    .features-grid {
        gap: 20px;
    }
    
    .cta-container {
        padding: 40px 25px;
        margin-top: 40px;
        margin-left: 10px;
        margin-right: 10px;
        border-radius: 20px;
        backdrop-filter: blur(12px) saturate(110%);
        -webkit-backdrop-filter: blur(12px) saturate(110%);
        box-shadow: 0 6px 20px rgba(51, 102, 255, 0.12),
                    inset 0 0 0 1px rgba(255, 255, 255, 0.25);
    }
    
    .cta-title {
        font-size: 17px;
        margin-bottom: 22px;
        line-height: 1.7;
        color: #0d1129 !important;
    }
    
    .cta-rate {
        font-size: 1.1em;
    }
    
    .cta-button {
        font-size: 14px;
        padding: 12px 30px;
    }
    
    /* 页脚响应式 - 平板 */
    .footer-container {
        padding: 0 40px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-nav-columns {
        grid-template-columns: repeat(2, 1fr);
        gap: 35px;
    }
    
    .footer-contact {
        max-width: 100%;
    }
}

/* ==================== 公司保障区域 ==================== */
.guarantee-section {
    background: #e5eef8;
    padding: 100px 20px;
    position: relative;
}

.guarantee-container {
    max-width: 1400px;
    margin: 0 auto;
    text-align: center;
}

/* 标题样式 - 现代简洁 */
.guarantee-main-title {
    font-size: 36px;
    font-weight: 700;
    color: #3366ff !important;
    margin-bottom: 20px;
    letter-spacing: 0.5px;
}

/* 蓝色分隔线 */
.guarantee-divider {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #3366ff, #409eff);
    margin: 0 auto 20px;
    border-radius: 2px;
}

.guarantee-subtitle {
    font-size: 15px;
    color: #666;
    margin-bottom: 60px;
    margin-top: 0;
    line-height: 1.8;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* 网格布局 - 5列 */
.guarantee-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
    margin: 60px 0 40px 0;
}

/* 保障卡片 - 现代轻盈风格 */
.guarantee-card {
    background: #ffffff;
    border-radius: 20px;
    padding: 95px 25px 40px;
    text-align: center;
    position: relative;
    box-shadow: 0 4px 20px rgba(51, 102, 255, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(51, 102, 255, 0.08);
    margin-top: 75px;
}

/* 卡片悬停效果 - 只显示阴影 */
.guarantee-card:hover {
    box-shadow: 0 8px 30px rgba(51, 102, 255, 0.15);
    border: 1px solid rgba(51, 102, 255, 0.15);
}

/* 图标容器 - 悬浮在卡片上方 */
.guarantee-icon-wrapper {
    width: 150px;
    height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: -75px;
    left: 50%;
    transform: translateX(-50%);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 10;
    filter: drop-shadow(0 6px 20px rgba(0, 0, 0, 0.15));
}

.guarantee-icon-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: all 0.3s ease;
}

.guarantee-card:hover .guarantee-icon-wrapper {
    filter: drop-shadow(0 10px 35px rgba(0, 0, 0, 0.30));
}

.guarantee-card:hover .guarantee-icon-img {
    transform: scale(1.15);
}

/* 卡片标题 - 清晰易读 */
.guarantee-card h3 {
    font-size: 16px;
    font-weight: 600;
    color: #000000 !important;
    line-height: 1.5;
    margin: 0;
    letter-spacing: 0px;
}

/* 响应式设计 - 平板端 */
@media (max-width: 1024px) {
    .guarantee-section {
        padding: 80px 20px;
    }
    
    .guarantee-main-title {
        font-size: 32px;
    }
    
    .guarantee-subtitle {
        font-size: 14px;
        margin-bottom: 50px;
    }
    
    .guarantee-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
    
    .guarantee-card {
        padding: 80px 20px 35px;
        border-radius: 18px;
        margin-top: 70px;
    }
    
    .guarantee-icon-wrapper {
        width: 130px;
        height: 130px;
        top: -65px;
    }
    
    .guarantee-card h3 {
        font-size: 15px;
    }
}

/* 响应式设计 - 移动端 */
@media (max-width: 768px) {
    .guarantee-section {
        padding: 70px 15px;
    }
    
    .guarantee-main-title {
        font-size: 28px;
    }
    
    .guarantee-subtitle {
        font-size: 14px;
        margin-bottom: 45px;
    }
    
    .guarantee-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
    
    .guarantee-card {
        padding: 75px 18px 32px;
        border-radius: 16px;
        margin-top: 60px;
    }
    
    .guarantee-icon-wrapper {
        width: 110px;
        height: 110px;
        top: -55px;
    }
    
    .guarantee-card h3 {
        font-size: 14px;
    }
}

/* 响应式设计 - 小屏手机 */
@media (max-width: 480px) {
    .guarantee-section {
        padding: 60px 12px;
    }
    
    .guarantee-main-title {
        font-size: 24px;
    }
    
    .guarantee-subtitle {
        font-size: 13px;
        margin-bottom: 40px;
    }
    
    .guarantee-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .guarantee-card {
        padding: 70px 15px 28px;
        border-radius: 14px;
        margin-top: 55px;
    }
    
    .guarantee-icon-wrapper {
        width: 100px;
        height: 100px;
        top: -50px;
    }
    
    .guarantee-card h3 {
        font-size: 13px;
    }
    
    /* 页脚手机端响应式 */
    .footer-container {
        padding: 0 20px;
    }
    
    .footer-main {
        padding: 40px 0 30px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-nav {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-nav-title {
        color: #000000 !important;
        font-size: 16px;
        margin-bottom: 14px;
    }
    
    .footer-nav-list li {
        margin-bottom: 10px;
    }
    
    .footer-nav-list li a {
        font-size: 14px;
    }
    
    .footer-contact-title {
        color: #000000 !important;
        font-size: 16px;
    }
    
    .footer-contact-text {
        font-size: 13px;
    }
    
    .footer-qr-group {
        gap: 16px;
        justify-content: center;
    }
    
    .footer-qr-box > img {
        width: 80px;
        height: 80px;
        padding: 6px;
    }
    
    .footer-qr-hover {
        width: 160px;
        bottom: calc(100% + 10px);
        padding: 12px;
    }
    
    .footer-qr-label {
        font-size: 12px;
    }
    
    .footer-hotline-label {
        font-size: 13px;
    }
    
    .footer-hotline-number {
        color: #666666;
        font-size: 13px;
        font-weight: 400;
    }
    
    .footer-contact-btn {
        font-size: 14px !important;
        padding: 10px 16px !important;
        width: 110px !important;
    }
    
    .footer-contact-btn:hover,
    .footer-contact-btn:active,
    .footer-contact-btn:focus {
        background: var(--footer-primary) !important;
        transform: none !important;
        box-shadow: 0 2px 6px rgba(0, 82, 217, 0.2) !important;
    }
    
    .footer-copyright-inline {
        margin-top: 30px;
        padding-top: 20px;
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .footer-copyright-left {
        grid-column: 1;
    }
    
    .footer-copyright-logo {
        grid-column: 1;
        text-align: center;
        justify-self: center;
    }
    
    .footer-copyright-logo img {
        height: 48px;
    }
    
    .footer-copyright-line {
        font-size: 11px;
        line-height: 1.6;
        margin-bottom: 6px;
    }
    
    .footer-beian-link {
        margin: 0 4px;
    }

    .footer-sep {
        display: none;
    }
}

/* ==================== 覆盖多元行业区域（保障区域内） ==================== */
.categories-main-title {
    font-size: 32px;
    font-weight: 600;
    color: #000000;
    margin-bottom: 12px;
    margin-top: 80px;
    text-align: center;
}

.categories-subtitle {
    font-size: 15px;
    color: #666;
    margin-bottom: 50px;
    text-align: center;
}

/* 两栏布局 */
.categories-content {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 50px;
    text-align: left;
}

/* 左侧分类导航 */
.categories-sidebar {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.category-tab {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 24px;
    background: #ffffff;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    border-left: 4px solid transparent;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.category-tab i {
    font-size: 20px;
    color: #666;
    transition: color 0.3s ease;
}

.category-tab span {
    font-size: 15px;
    font-weight: 500;
    color: #333;
    transition: color 0.3s ease;
}

.category-tab:hover {
    background: #e8f0ff;
    border-left-color: #3366ff;
    box-shadow: 0 4px 12px rgba(51, 102, 255, 0.12);
}

.category-tab.active {
    background: #3366ff;
    border-left-color: #3366ff;
    box-shadow: 0 4px 16px rgba(51, 102, 255, 0.2);
}

.category-tab.active i,
.category-tab.active span {
    color: #ffffff;
}

/* 右侧内容区域（3列网格布局） */
.categories-main {
    position: relative;
}

.category-content {
    display: none;
    animation: fadeIn 0.4s ease;
}

.category-content.active {
    display: block;
}

.category-content h4 {
    font-size: 18px;
    font-weight: 600;
    color: #3366ff;
    margin: 0 0 15px 0;
}

.category-content p {
    font-size: 14px;
    color: #666;
    line-height: 1.8;
    margin: 0;
}

/* 底部按钮 */
.categories-more-btn {
    margin-top: 40px;
    padding: 16px 48px;
    background: linear-gradient(135deg, #3366ff, #409eff);
    color: #ffffff;
    font-size: 16px;
    font-weight: 500;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 16px rgba(51, 102, 255, 0.2);
    outline: none;
}

.categories-more-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(51, 102, 255, 0.3);
}

/* 响应式 - 平板 */
@media (max-width: 1024px) {
    .categories-main-title {
        font-size: 28px;
        margin-top: 60px;
    }

    .categories-content {
        grid-template-columns: 240px 1fr;
        gap: 35px;
    }
    

    .category-tab {
        padding: 15px 18px;
        gap: 12px;
    }

    .category-tab i {
        font-size: 18px;
    }

    .category-tab span {
        font-size: 14px;
    }

    .category-item {
        padding: 24px 26px;
    }

    .category-content h4 {
        font-size: 17px;
    }
    
    .category-content p {
        font-size: 13px;
    }
    
    .categories-more-btn {
        width: 100%;
        margin-top: 30px;
        padding: 14px 32px;
        font-size: 15px;
    }
}

/* 响应式 - 移动端 */
@media (max-width: 768px) {
    .categories-main-title {
        font-size: 24px;
        margin-top: 50px;
    }

    .categories-subtitle {
        font-size: 14px;
        margin-bottom: 35px;
    }

    .categories-content {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .categories-sidebar {
        flex-direction: row;
        overflow-x: auto;
        gap: 10px;
        padding-bottom: 5px;
    }

    .category-tab {
        flex-shrink: 0;
        padding: 12px 18px;
        gap: 10px;
    }

    .category-tab i {
        font-size: 16px;
    }

    .category-tab span {
        font-size: 13px;
        white-space: nowrap;
    }
    
    
    .category-content h4 {
        font-size: 16px;
    }
    
    .category-content p {
        font-size: 13px;
    }

    .categories-image {
        max-height: 300px;
    }
}

/* ==================== 企业级专属发卡平台区域 ==================== */
.solutions-section {
    background: #f5f7fa;
    padding: 80px 20px;
}

.solutions-container {
    max-width: 1300px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    gap: 60px;
}

/* 顶部标题区域 */
.solutions-header {
    width: 100%;
    text-align: center;
    margin-bottom: 28px;
}

.solutions-section .solutions-header h2,
.solutions-header h2 {
    font-size: 36px;
    font-weight: 700;
    color: #3366ff !important;
    margin: 0;
    text-align: center;
}

/* 蓝色分隔线（在标题和副标题之间） */
.solutions-section .solutions-header h2::after,
.solutions-header h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: #3b82f6;
    margin: 18px auto;
    border-radius: 2px;
}

.solutions-section .solutions-header p,
.solutions-header p {
    font-size: 16px;
    color: #333333 !important;
    margin: 0;
    text-align: center;
}

/* 左侧按钮区域 */
.solutions-left {
    display: flex;
    flex-direction: column;
    gap: 16px;
    flex-shrink: 0;
    width: auto;
}

/* 右侧卡片区域 */
/* 右侧内容区域 */
.platform-right {
    flex: 1;
    background: #ffffff;
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    position: relative;
}

.category-btn {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 50px;
    background: #ffffff;
    border-radius: 16px;
    cursor: pointer;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid #e8eaf0;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.category-btn:hover {
    background: #ffffff;
    border-color: #3366ff;
    box-shadow: 0 8px 24px rgba(51, 102, 255, 0.2);
}

/* 图标容器 */
.category-icon-wrapper {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f8f9fc 0%, #ffffff 100%);
    border-radius: 12px;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    flex-shrink: 0;
}

.category-icon-img {
    width: 32px;
    height: 32px;
    object-fit: contain;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.category-btn:hover .category-icon-wrapper {
    background: linear-gradient(135deg, #3366ff 0%, #5580ff 100%);
    box-shadow: 0 4px 12px rgba(51, 102, 255, 0.3);
}

/* .category-btn:hover .category-icon-img {
    PNG图标保持原色，移除滤镜
} */

.category-btn span {
    font-size: 17px;
    font-weight: 600;
    color: #333;
    transition: all 0.35s ease;
}

.category-btn:hover span {
    color: #3366ff;
}

.category-btn.active {
    background: #ffffff;
    border-color: #3366ff;
    box-shadow: 0 4px 16px rgba(51, 102, 255, 0.15);
    position: relative;
}

.category-btn.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 60%;
    background: linear-gradient(180deg, #3366ff 0%, #5580ff 100%);
    border-radius: 0 4px 4px 0;
}

.category-btn.active .category-icon-wrapper {
    background: linear-gradient(135deg, #3366ff 0%, #5580ff 100%);
    box-shadow: 0 4px 12px rgba(51, 102, 255, 0.3);
}

/* .category-btn.active .category-icon-img {
    PNG图标保持原色，移除滤镜
} */

.category-btn.active span {
    color: #3366ff;
    font-weight: 700;
}

/* 内容块容器 */
.platform-feature {
    display: none;
    flex-direction: column;
    gap: 30px;
    animation: fadeIn 0.4s ease;
}

.platform-feature.active {
    display: flex;
}

/* 单个功能块 */
.feature-block {
    background: transparent;
    padding: 0;
    transition: all 0.3s ease;
}

.platform-feature .feature-block h4,
.feature-block h4 {
    font-size: 18px;
    font-weight: 600;
    color: #3366ff !important;
    margin: 0 0 15px 0;
}

.platform-feature .feature-block p,
.feature-block p {
    font-size: 14px;
    color: #333333 !important;
    line-height: 1.8;
    margin: 0;
}

/* 底部按钮 */
.platform-right .more-btn {
    margin-top: 40px;
    padding: 14px 40px;
    background: linear-gradient(135deg, #3366ff 0%, #5183ff 100%);
    color: #ffffff;
    font-size: 15px;
    font-weight: 600;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow: 0 8px 25px rgba(51, 102, 255, 0.4);
    display: block;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 1;
    overflow: hidden;
}

/* 光线扫过效果 */
.platform-right .more-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.platform-right .more-btn:hover::before {
    left: 100%;
}

.platform-right .more-btn:hover {
    background: linear-gradient(135deg, #4577eb 0%, #6396ff 100%);
    box-shadow: 0 12px 35px rgba(51, 102, 255, 0.5);
    transform: scale(1.02);
}

.platform-right .more-btn:active {
    box-shadow: 0 5px 15px rgba(51, 102, 255, 0.35);
    transform: scale(0.98);
}

/* 响应式 - 平板 */
@media (max-width: 1024px) {
    .solutions-section {
        padding: 60px 20px;
    }

    .solutions-container {
        gap: 40px;
    }

    .solutions-header h2 {
        font-size: 32px;
    }

    .solutions-header p {
        font-size: 15px;
    }

    .solutions-container {
        gap: 40px;
    }

    .platform-right {
        padding: 30px 25px;
    }

    .platform-feature {
        gap: 25px;
    }

    .category-btn {
        padding: 16px 40px;
    }

    .category-icon-wrapper {
        width: 44px;
        height: 44px;
    }

    .category-icon-img {
        width: 28px;
        height: 28px;
    }

    .feature-block h4 {
        font-size: 17px;
    }

    .feature-block p {
        font-size: 13px;
    }
}

/* 响应式 - 移动端 */
@media (max-width: 768px) {
    .solutions-section {
        padding: 50px 15px;
    }

    .solutions-header h2 {
        font-size: 28px;
    }

    .solutions-header p {
        font-size: 14px;
    }

    .solutions-container {
        flex-direction: column;
        gap: 30px;
    }

    .solutions-left {
        width: 100%;
        gap: 12px;
    }

    .platform-right {
        padding: 25px 20px;
    }

    .platform-feature {
        gap: 20px;
    }

    .category-btn {
        padding: 14px 30px;
    }

    .category-icon-wrapper {
        width: 40px;
        height: 40px;
    }

    .category-icon-img {
        width: 24px;
        height: 24px;
    }

    .category-btn span {
        font-size: 15px;
    }

    .feature-block h4 {
        font-size: 16px;
    }

    .feature-block p {
        font-size: 13px;
    }

    .platform-right .more-btn {
        width: 100%;
        padding: 14px 32px;
    }
}

/* ==================== 数据统计展示区 ==================== */
.stats-section {
    background: linear-gradient(180deg, #f8fafe 0%, #ffffff 100%);
    padding: 100px 20px;
    position: relative;
    overflow: hidden;
}

/* 背景装饰图案 */
.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(51, 102, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(85, 128, 255, 0.04) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(51, 102, 255, 0.03) 0%, transparent 40%);
    pointer-events: none;
}

/* 网格装饰 */
.stats-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(90deg, rgba(51, 102, 255, 0.02) 1px, transparent 1px),
        linear-gradient(0deg, rgba(51, 102, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    opacity: 0.5;
}

.stats-container {
    max-width: 1300px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

/* 标题区域 */
.stats-header {
    text-align: center;
    margin-bottom: 60px;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.stats-header h2 {
    font-size: 36px;
    font-weight: 700;
    color: #3366ff !important;
    margin: 0;
    text-align: center;
}

/* 蓝色分隔线 */
.stats-header h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: #3b82f6;
    margin: 20px auto;
    border-radius: 2px;
}

.stats-header p {
    font-size: 17px;
    color: #333333 !important;
    margin: 0;
    text-align: center;
    line-height: 1.6;
}

/* 数据卡片网格 */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0.9) 100%);
    backdrop-filter: blur(30px);
    border-radius: 20px;
    padding: 0;
    box-shadow: 
        0 20px 60px rgba(51, 102, 255, 0.08),
        0 0 0 1px rgba(51, 102, 255, 0.06),
        inset 0 1px 0 0 rgba(255, 255, 255, 0.8);
    position: relative;
    overflow: hidden;
}

/* 装饰图形 */
.stats-decoration {
    position: absolute;
    width: 150px;
    height: 150px;
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    background: radial-gradient(circle at 30% 30%, rgba(51, 102, 255, 0.06) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
    filter: blur(1px);
}

.stats-decoration-left {
    left: -50px;
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
}

.stats-decoration-right {
    right: -50px;
    top: 50%;
    transform: translateY(-50%) rotate(-45deg);
}

/* 单个数据卡片 */
.stat-card {
    text-align: center;
    padding: 50px 30px;
    position: relative;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
}

.stat-card:nth-child(3) {
    animation-delay: 0.2s;
}

.stat-card:nth-child(4) {
    animation-delay: 0.3s;
}

.stat-card:nth-child(5) {
    animation-delay: 0.4s;
}

/* 卡片之间的分隔线 */
.stat-card:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 70px;
    background: linear-gradient(180deg, transparent 0%, rgba(51, 102, 255, 0.15) 50%, transparent 100%);
}

.stat-number {
    font-size: 56px;
    font-weight: 700;
    background: linear-gradient(135deg, #3366ff 0%, #5580ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 18px;
    line-height: 1.1;
    letter-spacing: -2px;
}

.stat-value {
    background: linear-gradient(135deg, #3366ff 0%, #5580ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}

.stat-number span + span {
    margin-left: 2px;
}

.stat-label {
    font-size: 15px;
    color: #888888;
    font-weight: 500;
    letter-spacing: 0.5px;
}

/* 响应式 - 平板 */
@media (max-width: 1024px) {
    .stats-section {
        padding: 80px 20px;
    }

    .stats-section::after {
        background-size: 50px 50px;
    }

    .stats-header h2 {
        font-size: 30px;
    }

    .stats-header p {
        font-size: 16px;
    }

    .stats-grid {
        gap: 0;
    }

    .stat-card {
        padding: 45px 25px;
    }

    .stat-number {
        font-size: 48px;
        letter-spacing: -1.5px;
    }

    .stat-label {
        font-size: 14px;
    }

    .stats-decoration {
        width: 120px;
        height: 120px;
    }
}

/* 响应式 - 移动端 */
@media (max-width: 768px) {
    .stats-section {
        padding: 60px 15px;
    }

    .stats-section::after {
        background-size: 40px 40px;
        opacity: 0.3;
    }

    .stats-header {
        margin-bottom: 40px;
    }

    .stats-header h2 {
        font-size: 26px;
        line-height: 1.4;
    }

    .stats-header p {
        font-size: 15px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 1px;
        background: rgba(51, 102, 255, 0.1);
    }

    .stat-card {
        padding: 40px 20px;
        background: rgba(255, 255, 255, 0.95);
    }

    .stat-card:not(:last-child)::after {
        display: none;
    }

    .stat-card:not(:last-child) {
        border-bottom: 1px solid rgba(51, 102, 255, 0.1);
    }

    .stat-number {
        font-size: 42px;
        letter-spacing: -1px;
    }

    .stat-label {
        font-size: 13px;
    }

    .stats-decoration {
        display: none;
    }
}

/* ==================== 合作伙伴区域 ==================== */
.partners-section {
    background: linear-gradient(180deg, #f8fafe 0%, #ffffff 100%);
    padding: 100px 20px 0 20px;
    position: relative;
    overflow: visible;
}

/* 背景装饰图案（与数据统计区相同） */
.partners-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(51, 102, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(85, 128, 255, 0.04) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(51, 102, 255, 0.03) 0%, transparent 40%);
    pointer-events: none;
}

/* 网格装饰（与数据统计区相同） */
.partners-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(90deg, rgba(51, 102, 255, 0.02) 1px, transparent 1px),
        linear-gradient(0deg, rgba(51, 102, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    opacity: 0.5;
}

.partners-container {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

/* 标题区域 */
.partners-header {
    text-align: center;
    margin-bottom: 70px;
}

.partners-header h2 {
    font-size: 36px;
    font-weight: 700;
    color: #000000 !important;
    margin: 0;
}

/* 蓝色分隔线 */
.partners-header h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: #3b82f6;
    margin: 20px auto;
    border-radius: 2px;
}

.partners-header p {
    font-size: 16px;
    color: #666666 !important;
    margin: 0;
    line-height: 1.6;
}

/* Logo展示区域 */
.partners-logos {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 40px;
    margin-bottom: 80px;
    align-items: center;
}

.partner-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.partner-logo img {
    width: 120px;
    height: 60px;
    object-fit: contain;
}

/* 底部区域（全宽显示，深色背景） */
.partners-footer {
    background: linear-gradient(135deg, #1a237e 0%, #283593 50%, #3949ab 100%);
    padding: 0;
    margin-top: 80px;
    margin-bottom: 0;
    width: 100vw;
    margin-left: calc(-50vw + 50%);
    position: relative;
    height: 280px;
}

.partners-footer-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 60px;
    position: relative;
    height: 100%;
}

.partners-footer-left {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 80px;
}

.partners-slogan {
    font-size: 26px;
    font-weight: 600;
    color: #ffffff;
    margin: 0;
    white-space: nowrap;
}

.partners-cta-btn {
    display: inline-block;
    padding: 14px 45px;
    background: #ffffff;
    color: #1a237e;
    font-size: 16px;
    font-weight: 600;
    border-radius: 50px;
    text-decoration: none;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.partners-cta-btn:hover {
    background: #f0f0f0;
    color: #1a237e;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
    transform: translateY(-2px);
}

/* 图片独立定位 - 完全不受容器限制 */
.partners-footer-image-wrapper {
    position: absolute;
    right: -25%;
    top: 67%;
    transform: translateY(-50%);
    z-index: 999;
    pointer-events: none;
}

.partners-footer-image {
    max-width: 500px;
    height: auto;
    display: block;
}

/* 响应式 - 平板 */
@media (max-width: 1024px) {
    .partners-section {
        padding: 80px 20px 0 20px;
    }

    .partners-section::after {
        background-size: 50px 50px;
    }

    .partners-header h2 {
        font-size: 32px;
    }

    .partners-header p {
        font-size: 15px;
    }

    .partners-logos {
        grid-template-columns: repeat(3, 1fr);
        gap: 30px;
        margin-bottom: 60px;
    }

    .partner-logo img {
        width: 100px;
        height: 50px;
    }

    .partners-footer {
        height: 150px;
        margin-top: 60px;
    }
    
    .partners-footer-content {
        padding: 0 40px;
    }

    .partners-slogan {
        font-size: 22px;
    }

    .partners-cta-btn {
        padding: 12px 40px;
        font-size: 15px;
    }
    
    .partners-footer-left {
        gap: 15px;
    }
    
    .partners-footer-image-wrapper {
        right: 50px;
        top: -100px;
    }
    
    .partners-footer-image {
        max-width: 400px;
    }
}

/* 响应式 - 移动端 */
@media (max-width: 768px) {
    .partners-section {
        padding: 60px 15px 0 15px;
    }

    .partners-section::after {
        background-size: 40px 40px;
        opacity: 0.3;
    }

    .partners-header {
        margin-bottom: 50px;
    }

    .partners-header h2 {
        font-size: 28px;
    }

    .partners-header p {
        font-size: 14px;
    }

    .partners-logos {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
        margin-bottom: 50px;
    }

    .partner-logo img {
        width: 90px;
        height: 45px;
    }

    .partners-footer {
        height: 100px;
        margin-top: 50px;
    }
    
    .partners-footer-content {
        padding: 0 20px;
    }
    
    .partners-footer-left {
        position: relative;
        left: 0;
        top: 0;
        transform: none;
        padding: 20px 0;
    }

    .partners-slogan {
        font-size: 18px;
        white-space: normal;
    }

    .partners-cta-btn {
        padding: 12px 35px;
        font-size: 14px;
    }
    
    .partners-footer-image-wrapper {
        display: none;
    }
}

/* ==================== 版本标识 ==================== */
/* 现代化页脚设计 - 最后更新: 2026-01-06 */