:root {
    --brand-red: #8800FF;
    --light-gradient: linear-gradient(135deg, #f0f7ff 0%, #f5f0ff 100%);
    --text-dark: #1a1a1a;
    --text-light: #666;
    --card-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
    --card-radius: 20px;
    --spacing-xl: 6rem;
    --spacing-lg: 4rem;
    --spacing-md: 2rem;
    /* 新增价格卡片配色 */
    --community-color: #e8f4ff;
    --startup-color: #fff4e8;
    --enterprise-color: #f0e8ff;
    --check-community: #0088ff;
    --check-startup: #ff8800;
    --check-enterprise: #8800ff;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    letter-spacing: 1px;
    font-family: "PingFang SC", "Helvetica Neue", "Arial", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", "SimSun", sans-serif;
}

a {
    text-decoration: none !important;
}

.font {
    font-family: -apple-system, BlinkMacSystemFont, Segoe UI, Roboto, Oxygen, Ubuntu, Cantarell, Fira Sans, Droid Sans, Helvetica Neue, sans-serif;
}

/* 定义渐变文字样式 */
.text {
    /* 1. 设置从左到右的线性渐变：浅蓝色(#4ec0f7) 过渡到 紫色(#9370db) */
    background: linear-gradient(to right, #4ec0f7, #9370db);

    /* 2. 关键属性：将背景裁剪到文字形状 */
    -webkit-background-clip: text;
    background-clip: text;

    /* 3. 让文字颜色透明，才能显示出背景渐变 */
    color: transparent;

    /* 可选：增加字体粗细和大小，增强视觉效果 */
    /* font-family: Arial, sans-serif; */
    /* 可替换为你需要的字体 */
}

.dark-btn {
    background-color: #1366ec;
    background-image: url(https://img.alicdn.com/imgextra/i3/O1CN01SzV7Q81XVXBeg14IU_!!6000000002929-2-tps-544-104.png);
    background-size: 100% 100%;
    box-shadow: inset 0 0 12px -6px #fff9, inset 0 8px 32px -16px #fffc;

}

.light-btn {
    padding: 0 48px;
    color: #181818;
    background-image: linear-gradient(180deg, #FFFFFF 0%, #F7F9FC 97%);
    backdrop-filter: blur(40px);
    box-shadow: 0 20px 40px -12px #3080ff33, 0 2px 12px #094ebd0f, inset 0 0 32px #ffffff80;
}

/* body {
            color: var(--text-dark);
            overflow-x: hidden;
            background-image: url(https://180-1314624240.cos.ap-shanghai.myqcloud.com/hpmir/bg.jpg);
            background-repeat: no-repeat;
            background-size: 100% 1342px;
        } */

body {
    color: var(--text-dark);
    /* overflow-x: hidden; */
    /* background-image: url(https://180-1314624240.cos.ap-shanghai.myqcloud.com/hpmir/bg.jpg); */
    /* background-repeat: no-repeat; */
    /* background-size: 100% 1342px; */
    background-image: url(//180-1314624240.cos.ap-shanghai.myqcloud.com/hpmir/alibg.png);
    background-position: top;
    /* background-repeat: no-repeat; */
    background-size: 100% auto;
}

/* 导航栏 - 核心修改：默认透明，滚动变白 */
.navbar {
    transition: all 0.4s ease;
    padding: 1rem 0;
    /* 默认透明背景 */
    background: transparent !important;
    /* backdrop-filter: blur(15px); */
    z-index: 1050;
    box-shadow: none !important;
    /* 默认无阴影 */
}

/* 滚动后的导航栏样式 */
.navbar.scrolled {
    background: rgba(255, 255, 255, 0.5) !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1) !important;
    padding: 0;
    backdrop-filter: blur(15px);
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    color: var(--text-dark);
    font-size: 2.0rem;
}

.navbar-brand img {
    height: 42px;
}

/* 导航菜单居中核心 */
.navbar-collapse {
    flex-grow: 1;
    justify-content: center;
}

.nav-link {
    color: #757d8e;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    padding: 0.6rem 1.25rem;

    margin: 0 1rem;
    font-weight: 400;
    font-size: 16px;
    transition: all 0.3s ease; /* 平滑过渡 */
}


.nav-link.active {
    color: var(--brand-red);

}

.nav-link:hover {
    color: var(--brand-red);
    background: rgba(9, 26, 56, .04);
    color: #333;
    transform: translateY(-1px);
    border-radius: 8px;

}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 28px;
    height: 2px;
    background: var(--brand-red);
    border-radius: 1px;
    /* 平滑过渡，解决抖动 */
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 1;
}

/* 非激活状态伪元素（可选，让消失更丝滑） */
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background-color: #007bff;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0;
}

/* 下拉菜单修复 - 核心修改：解决无法点击问题 */
.dropdown {
    position: relative;
    /* 关键：给父元素添加相对定位 */
}

.dropdown-menu {
    border: none;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
    border-radius: 14px;
    padding: 0.75rem 0;
    margin-top: 0 !important;
    /* 移除默认间距 */
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: all 0.35s ease;
    z-index: 1060;
    position: absolute;
    /* 确保绝对定位 */
    top: 100%;
    /* 紧贴父元素底部 */
    left: 0;
}

/* 下拉菜单悬浮展开 */
.dropdown:hover .dropdown-menu {
    display: block;
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    padding: 0.65rem 1.5rem;
    font-size: 0.95rem;
    transition: all 0.25s ease;
}

.dropdown-item:hover {
    background: #f8f9fa;
    /* color: var(--brand-red); */
    padding-left: 1.75rem;
}

.dropdown-toggle::after {
    margin-left: 0.4rem;
    transition: transform 0.35s ease;
}

.dropdown:hover .dropdown-toggle::after {
    transform: rotate(180deg);
}


.nav-item.position-relative .nav-link > span {
        left: calc(50%); /* 距离文字右侧20px */
                            transform: translateY(-50%);
                            font-size: 0.6rem;
                            padding: 0.25rem 0.4rem;
                            background-color: #ff0000;
                            color: white;
                            font-weight: 600;
                            white-space: nowrap;
                            border-radius: 100px;
}


/* 英雄区 - 大气感强化 */
.hero {
    /* background: var(--light-gradient); */
    padding: var(--spacing-xl) 0 var(--spacing-lg);
    text-align: center;
    position: relative;
    /* margin-top: -80px; 覆盖导航栏 */
        /* 动画属性 */
            opacity: 0; /* 初始隐藏 */
            animation: fadeIn 1.2s ease-out forwards; /* 1.2秒完成动画，保持最终状态 */
            /* 可选：延迟执行，营造更自然的入场节奏 */
            /* animation-delay: 0.3s; */
}



.hero .container {
    position: relative;
    z-index: 1;
    padding-top: 100px;
}

.hero-subtitle {
    /* color: var(--brand-red); */
    font-size: 1.25rem;
    margin-bottom: 1rem;
    font-weight: 500;
    letter-spacing: 0.05em;
}

.hero-title {
    font-weight: 700;
    margin-bottom: 1.25rem;
    font-size: 64px;
    line-height: 80px;
    letter-spacing: 0.03em;

}

/* 核心：渐入动画效果 */
        @keyframes fadeIn {
            from {
                opacity: 0; /* 初始状态：完全透明 */
                transform: translateY(20px); /* 附带轻微向上移动效果，更自然 */
            }
            to {
                opacity: 1; /* 结束状态：完全显示 */
                transform: translateY(0);
            }
        }

.hero-desc {
    color: var(--text-light);
    font-size: 1.15rem;
    margin-bottom: 2.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

.btn-demo {

    /* 1. 蓝紫色渐变背景（与截图一致） */
    background: linear-gradient(90deg, #6B5BFD 0%, #8E7FF8 100%);

    /* 2. 按钮样式 */
    padding: 1rem 2.75rem;
    /* 内边距（可根据需求调整） */
    font-size: 16px;
    /* 字体大小 */
    color: #FFFFFF;
    /* 文字白色 */
    border: none;
    /* 去除默认边框 */
    border-radius: 999px;
    /* 大圆角实现胶囊形状 */
    cursor: pointer;
    /* 鼠标悬浮指针 */

    /* 3. 关键：阴影效果（与截图一致的柔和发光阴影） */
    box-shadow: 0 8px 24px rgba(107, 91, 253, 0.4);
    /* 说明：
               - 0 8px：阴影垂直偏移8px（模拟悬浮感）
               - 24px：阴影模糊半径（让阴影更柔和扩散）
               - rgba(107, 91, 253, 0.4)：与按钮主色一致的半透明紫色阴影（透明度0.4）
            */

    /* 4. 可选：悬停动效（增强交互感） */
    transition: all 0.3s ease;
}

/* 箭头样式 - 绝对定位到右上角 */
.btn-demo .arrow {
    font-size: 14px;
}


.btn-demo:hover {
    /* background: #000; */
    color: white;
    transform: translateY(-3px);
    /* box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2); */
}

.btn-demo1 {
    color: #333;
    border-radius: 32px;
    padding: 1rem 2.75rem;
    font-weight: 500;
    transition: all 0.35s ease;
    font-size: 1.05rem;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    margin-left: 20px;
}

.btn-demo1:hover {
    /* background: #FFF; */
    transform: translateY(-3px);
    /* box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    border: 1px solid #1a1a1a; */
}

.hero-platforms {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: var(--spacing-lg);
}

.platform-item {
    background: white;
    padding: 0.55rem 1.25rem;
    border-radius: 24px;
    font-size: 0.9rem;
    font-weight: 500;
    box-shadow: 0 3px 12px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
}

.platform-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.1);
}

.platform-item.tmall {
    color: #C40000;
}

.platform-item.jd {
    color: #E62129;
}

.platform-item.douyin {
    color: #000000;
}

.platform-item.pdd {
    color: #C40000;
}

.platform-item.kuaishou {
    color: #FF4400;
}

.hero-screenshot {
    --bs-gutter-x: 0;
    max-width: 80%;
    /* border-radius: 20px 20px 0 0;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
    border: 1px solid rgba(0, 0, 0, 0.1); */
    margin: 70px auto 10px auto;
    transition: all 0.3s ease;
    padding: 12px;
    background: linear-gradient(180deg, rgba(255, 255, 255, .4) 0%, rgba(255, 255, 255, .1) 100%);
    border-radius: 24px;
    backdrop-filter: blur(40px);
    box-shadow: 0 3px 12px -2px #0000000d, 0 12px 48px -10px #1366ec1c, inset 0 0 28px #ffffff80;

}

.hero-screenshot:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.12);
    transition: all 0.3s ease;
}



/* 功能区 - 留白与层级优化 */
.section {
    padding: var(--spacing-xl) 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.section-subtitle {
    color: var(--text-light);
    text-align: center;
    margin-bottom: var(--spacing-lg);
    font-size: 1.1rem;
    line-height: 1.6;
}

.feature-item {
    margin-bottom: var(--spacing-lg);
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s ease;
}



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

.feature-img {
    max-width: 100%;
    border-radius: var(--card-radius);
    box-shadow: var(--card-shadow);
    border: 0px solid rgba(255, 255, 255, 0.9);
    transition: all 0.8s ease;
    padding: 12px;
    background: linear-gradient(180deg, rgba(255, 255, 255, .4) 0%, rgba(255, 255, 255, .1) 100%);
    border-radius: 24px;
    backdrop-filter: blur(40px);
    box-shadow: 0 3px 12px -2px #0000000d, 0 12px 48px -10px #1366ec1c, inset 0 0 28px #ffffff80;
}

.feature-img:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.12);
    transition: all 0.8s ease;
}

.feature-title {
    font-size: 1.85rem;
    font-weight: 600;
    margin-bottom: 1.25rem;
    line-height: 1.35;
}

.feature-desc {
    color: var(--text-light);
    margin-bottom: 2rem;
    font-size: 1.05rem;
    line-height: 1.75;
}

.btn-feature {
    background: #f8f9fa;
    color: var(--text-dark);
    border: 1px solid #e9ecef;
    border-radius: 24px;
    padding: 0.65rem 2rem;
    font-size: 0.95rem;
    transition: all 0.35s ease;
}

.btn-feature:hover {
    background: #e9ecef;
    color: var(--text-dark);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* 特性区 - 卡片大气感 */
.features-grid {
    display: grid;
    /* 修改为固定4列，每列宽度均分 */
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    /* 可选：添加响应式适配，小屏幕自动调整 */
    /* 屏幕宽度小于1200px时，改为2列 */
    @media (max-width: 1200px) {
        grid-template-columns: repeat(2, 1fr);
    }
    /* 屏幕宽度小于768px时，改为1列 */
    @media (max-width: 768px) {
        grid-template-columns: repeat(2, 1fr);
    }
}

.feature-card {
    padding: 2.75rem;
    text-align: center;
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s ease;
    max-width: 100%;
    padding: 12px;
    background: linear-gradient(180deg, rgba(255, 255, 255, .4) 0%, rgba(255, 255, 255, .1) 100%);
    border-radius: 24px;
    backdrop-filter: blur(40px);
    box-shadow: 0 3px 12px -2px #0000000d, 0 12px 48px -10px #1366ec1c, inset 0 0 28px #ffffff80;
}



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

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.12);
}

.feature-card h4 {
    font-weight: 600;
    margin-bottom: 1.5rem;
    font-size: 1em;
    margin-top: 30px;
}

.feature-card p {
    color: var(--text-light);
    font-size: 1rem;
    line-height: 1.75;
}

/* AI应用区 - 渐变背景优化 */
.ai-section {
    background: var(--light-gradient);
    padding: var(--spacing-xl) 0;
}

.ai-card {
    background: white;
    padding: 2.75rem;
    border-radius: var(--card-radius);
    box-shadow: var(--card-shadow);
    margin-bottom: 2rem;
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s ease;
    border: 1px solid rgba(233, 236, 239, 0.6);
}

.ai-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.ai-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.12);
}

.ai-card h4 {
    font-weight: 600;
    margin-bottom: 1.5rem;
    font-size: 1.35rem;
}

.ai-card p {
    color: var(--text-light);
    font-size: 1rem;
    line-height: 1.75;
}

/* 价格区 - 完全复刻设计样式 */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(330px, 1fr));
    gap: 2.25rem;
    margin-top: 40px;
}

.pricing-card {
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s ease;
    border: none;
    position: relative;
    padding: 30px 25px;
    overflow: hidden;
    /* height: 176px; */
    padding: 24px;
    border-radius: 16px;
    background: linear-gradient(180deg, rgba(255, 255, 255, .9) 0%, rgba(255, 255, 255, .4) 100%);
    box-sizing: border-box;
    backdrop-filter: blur(40px);
    box-shadow: 0 6px 12px -4px #00000008, 0 24px 32px -16px #1366ec14, inset 0 0 32px #ffffff80;
}

/* 卡片顶部装饰条 */
.pricing-card.community::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: var(--check-community);
    border-radius: 16px 16px 0 0;
}

.pricing-card.startup::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: var(--check-startup);
    border-radius: 16px 16px 0 0;
}

.pricing-card.enterprise::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: var(--check-enterprise);
    border-radius: 16px 16px 0 0;
}

.pricing-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.pricing-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.08);
}

/* 价格卡片头部 */
.pricing-header {
    padding: 20px 0 20px 0;
    text-align: center;
    border-bottom: none;
    position: relative;
}

.pricing-header h3 {
    font-weight: 700;
    margin-bottom: 8px;
    font-size: 24px;
    /* color: #000; */
}

.pricing-header .badge {
    position: absolute;
    top: 0;
    right: 0;
    background: var(--check-community);
    color: white;
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 20px;
    font-weight: 500;
}

.pricing-header .badge1 {
    position: absolute;
    top: 0;
    right: 0;
    background: var(--check-startup);
    color: white;
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 20px;
    font-weight: 500;
}

.pricing-header .badge2 {
    position: absolute;
    top: 0;
    right: 0;
    background: var(--check-enterprise);
    color: white;
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 20px;
    font-weight: 500;
}

.pricing-card.startup .pricing-header .badge {
    display: none;
}

.pricing-card.enterprise .pricing-header .badge {
    display: none;
}

.pricing-header p {
    color: #999;
    font-size: 12px;
    line-height: 1.4;
    margin-bottom: 1rem;
    margin-top: 1rem;
}

/* 价格卡片按钮 */
.pricing-card .pricing-btn {
    display: block;
    width: 100%;
    padding: 5px 0;
    border-radius: 30px;
    text-align: center;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 30px;
    line-height: 48px;
}

.community .pricing-btn {
    background: var(--community-color);
    color: var(--check-community);
    border: none;
}

.startup .pricing-btn {
    background: var(--startup-color);
    color: var(--check-startup);
    border: none;
}

.enterprise .pricing-btn {
    background: #F2E3FF;
    color: var(--check-enterprise);
    border: none;
}

/* 价格卡片特性列表 */
.pricing-body {
    padding: 0;
}

.pricing-feature {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    margin-bottom: 18px;
    font-size: 15px;
    color: #333;
    padding: 0;
}

.pricing-feature .feature-label {
    text-align: left;
}

.pricing-feature .feature-value {
    text-align: right;
}

/* 不同套餐的勾选样式 */
.community .pricing-feature .check-icon {
    color: var(--check-community);
    font-size: 16px;
}

.startup .pricing-feature .check-icon {
    color: var(--check-startup);
    font-size: 16px;
}

.enterprise .pricing-feature .check-icon {
    color: var(--check-enterprise);
    font-size: 16px;
}

/* 无勾选的样式 */
.pricing-feature .no-check {
    color: #ccc;
    font-size: 16px;
}

/* 特殊文字颜色 */
.community .pricing-feature .feature-value.special {
    color: #666;
}

.startup .pricing-feature .feature-value.special {
    color: var(--check-startup);
}

.enterprise .pricing-feature .feature-value.special {
    color: var(--check-enterprise);
}

.pricing-footer {
    display: none;
    /* 隐藏原有按钮区域 */
}

/* 客户区 - 品牌墙大气感 */
.clients-section {
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.clients-title {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
}

.clients-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 3rem;
}

.client-item {
    max-width: 120px;
    opacity: 0.6;
    transition: all 0.35s ease;
}

.client-item:hover {
    opacity: 1;
    transform: scale(1.08);
}

/* 页脚 - 深色高级感 */
.footer {
    background: #121212;
    color: white;
    padding: var(--spacing-lg) 0 2rem;
}

.footer h5 {
    font-weight: 600;
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

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

.footer ul li {
    margin-bottom: 0.75rem;
}

.footer ul li a {
    color: #999;
    text-decoration: none;
    transition: color 0.35s ease;
    font-size: 0.95rem;
}

.footer ul li a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid #2a2a2a;
    margin-top: var(--spacing-md);
    padding-top: 1.75rem;
    text-align: center;
    color: #666;
    font-size: 0.9rem;
}

.fh1 {
    font-size: 20px;
    color: rgb(206, 212, 218);
}

/* 页脚专属二维码样式 - 添加footer-前缀确保独立 */
.footer-qrcode-row {
    display: flex;
    justify-content: space-around;
    align-items: center;
    gap: 15px;
    flex-wrap: wrap;
}

.footer-qrcode-item {
    text-align: center;
    flex: 1;
    min-width: 100px;
    max-width: 120px;
}

.footer-qrcode-item img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    margin-bottom: 8px;
    padding: 5px;
    background: #F1F1F1;
    backdrop-filter: blur(40px);
    box-shadow: 0 3px 12px -2px #0000000d, 0 12px 48px -10px #1366ec1c, inset 0 0 28px #ffffff80;
}

.footer-qrcode-desc {
    color: #999;
    font-size: 0.85rem;
}

/* 右侧悬浮客服 */
.customer-service {
    position: fixed;
    right: 25px;
    bottom: 100px;
    z-index: 1000;
}

.service-item {
    background: white;
    padding: 1.15rem;
    border-radius: 12px;
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.12);
    margin-bottom: 1rem;
    cursor: pointer;
    position: relative;
    transition: all 0.35s ease;
    /* 新增：让图标居中的核心样式 */
    display: flex;
    /* 启用弹性布局 */
    justify-content: center;
    /* 水平居中 */
    align-items: center;
    /* 垂直居中 */
    width: 60px;
    /* 固定宽度，保证居中效果一致 */
    height: 60px;
    /* 固定高度，与宽度一致形成圆形/方形容器 */
    padding: 0;
    /* 移除原有padding，避免影响居中 */
}

.service-item:hover {
    transform: translateX(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
}

.service-qrcode {
    position: absolute;
    right: 70px;
    top: 50%;
    transform: translateY(-50%);
    /* background: white; */
    padding: 1.5rem;
    /* box-shadow: 0 6px 25px rgba(0, 0, 0, 0.18); */
    opacity: 0;
    visibility: hidden;
    transition: all 0.35s ease;
    padding: 12px;
    background: linear-gradient(180deg, rgba(255, 255, 255, .9) 0%, rgba(255, 255, 255, .9) 100%);
    border-radius: 5px;
    backdrop-filter: blur(40px);
    box-shadow: 0 3px 12px -2px #0000000d, 0 12px 48px -10px #1366ec1c, inset 0 0 28px #ffffff80;
}

.service-item:hover .service-qrcode {
    opacity: 1;
    visibility: visible;
}

/* 功能特性一览模块样式 */
.feature-overview-section {
    padding: 80px 0;
    background-color: #ffffff;
}

.feature-overview-section .section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 60px;
    color: #212529;
}

.feature-overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
}

.feature-overview-item {
    display: flex;
    /* 水平居中：justify-content 控制主轴（flex默认横向）对齐方式 */
    /* justify-content: center; */
    /* 垂直居中：替换原有的 flex-start，改为 center */
    align-items: center;
    gap: 16px;
    overflow: hidden;
    height: 176px;
    padding: 24px;
    border-radius: 16px;
    background: linear-gradient(180deg, rgba(255, 255, 255, .9) 0%, rgba(255, 255, 255, .4) 100%);
    box-sizing: border-box;
    backdrop-filter: blur(40px);
    box-shadow: 0 6px 12px -4px #00000008, 0 24px 32px -16px #1366ec14, inset 0 0 32px #ffffff80;
    transition: all 0.8s ease;
}

.feature-overview-item:hover {
    transform: translateY(-4px);
    transition: all 0.8s ease;
}

.feature-overview-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    /* background-color: #f8f9fa; */
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.feature-overview-icon i {
    font-size: 25px;
    /* color: #495057; */
}

.feature-overview-content h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 8px;
    /* color: #212529; */
}

.feature-overview-content p {
    font-size: 0.875rem;
    color: #6c757d;
    line-height: 1.6;
    margin: 0;
}


.btn-download {

    /* 1. 蓝紫色渐变背景（与截图一致） */
    background: linear-gradient(90deg, #6B5BFD 0%, #8E7FF8 100%);

    /* 2. 按钮样式 */
    /* padding: 1rem 2.75rem; */
    /* 内边距（可根据需求调整） */
    font-size: 16px;
    /* 字体大小 */
    color: #FFFFFF;
    /* 文字白色 */
    border: none;
    /* 去除默认边框 */
    border-radius: 999px;
    /* 大圆角实现胶囊形状 */
    cursor: pointer;
    /* 鼠标悬浮指针 */

    /* 3. 关键：阴影效果（与截图一致的柔和发光阴影） */
    box-shadow: 0 8px 24px rgba(107, 91, 253, 0.4);
    /* 说明：
               - 0 8px：阴影垂直偏移8px（模拟悬浮感）
               - 24px：阴影模糊半径（让阴影更柔和扩散）
               - rgba(107, 91, 253, 0.4)：与按钮主色一致的半透明紫色阴影（透明度0.4）
            */

    /* 4. 可选：悬停动效（增强交互感） */
    transition: all 0.3s ease;
}

.btn-download:hover {
    color: white;
    transform: translateY(-1px);
    /* box-shadow: 0 6px 20px rgba(230, 33, 41, 0.35); */
}


/* 模态框样式优化 */
.modal-content {
    border-radius: 12px;
    margin-top: 300px;
    width: 1000px;
    border: none;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    background-image: url(//180-1314624240.cos.ap-shanghai.myqcloud.com/hpmir/alibg.png);
    background-position: top;
    /* background-repeat: no-repeat; */
    background-size: 100% auto;
}

.modal-header {
    border-bottom: 0px solid #f0f0f0;
    padding: 20px 30px;
}

.modal-title {
    font-size: 20px;
    font-weight: 600;
    color: #333;
}

.modal-body {
    padding: 30px;
}

.modal-footer {
    border-top: 1px solid #f0f0f0;
    padding: 15px 30px;
    background-color: #f8f9fa;
    border-bottom-left-radius: 12px;
    border-bottom-right-radius: 12px;
}

/* 二维码容器样式 */
.qrcode-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 50px;
    flex-wrap: wrap;
}

.qrcode-item {
    text-align: center;
    padding: 20px;
    border-radius: 8px;
    /* background-color: #f8f9fa; */
    transition: all 0.3s ease;
    border-radius: 16px;
    background: linear-gradient(180deg, rgba(255, 255, 255, .9) 0%, rgba(255, 255, 255, .4) 100%);
    box-sizing: border-box;
    backdrop-filter: blur(15px);
    box-shadow: 0 6px 12px -4px #00000008, 0 24px 32px -16px #1366ec14, inset 0 0 32px #ffffff80;
}

.qrcode-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.08);
}

.qrcode-item img {
    width: 200px;
    height: 200px;
    object-fit: cover;
    border: 5px solid white;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
    margin-bottom: 15px;
}

.qrcode-title {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-bottom: 8px;
}

.qrcode-desc {
    font-size: 14px;
    color: #666;
}

/* 通用按钮样式 */
.btn-close {
    font-size: 16px;
}

.btn-primary {
    background-color: #ff4e00;
    border-color: #ff4e00;
}

.btn-primary:hover {
    background-color: #e64400;
    border-color: #e64400;
}

@media (min-width: 768px) {
    .M-FOOT-container {
        display: none;
    }
}


/* 响应式适配 */
@media (max-width: 992px) {
    .navbar-collapse {
        justify-content: flex-start;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .section-title {
        font-size: 2rem;
    }

    /* 移动端导航栏默认白色 */
    .navbar {
        /* background: rgba(255, 255, 255, 0.98) !important;
        box-shadow: 0 3px 15px rgba(0, 0, 0, 0.06) !important; */
    }

    /* 底部容器 */
    .M-FOOT-container {
        background-color: #000;
        padding: 30px 0;
        color: #fff;
        font-family: "Microsoft Yahei", sans-serif;
    }

    /* 二维码区域 */
    .M-FOOT-qrcode-wrap {
        max-width: 1200px;
        margin: 0 auto;
        display: flex;
        justify-content: center;
        align-items: center;
        gap: 60px;
        /* 两个二维码之间的间距 */
        margin-bottom: 20px;
    }

    /* 单个二维码项 */
    .M-FOOT-qrcode-item {
        text-align: center;
    }

    /* 二维码图片样式 */
    .M-FOOT-qrcode-img {
        width: 120px;
        height: 120px;
        border: 2px solid #fff;
        margin-bottom: 10px;
    }

    /* 二维码文字说明 */
    .M-FOOT-qrcode-text {
        font-size: 16px;
        color: #fff;
    }

    /* 版权信息 */
    .M-FOOT-copyright {
        text-align: center;
        font-size: 12px;
        color: #999;
        /* 浅灰色更易读 */
        padding: 10px 0;
    }
    .modal-content {
    border-radius: 12px;
    margin-top: 300px;
    width: 80%;
    margin: auto;
    margin-top: 50%;
    border: none;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    background-image: url(//180-1314624240.cos.ap-shanghai.myqcloud.com/hpmir/alibg.png);
    background-position: top;
    /* background-repeat: no-repeat; */
    background-size: 100% auto;
}
.navbar-nav {
    background: #fff;
    border-radius: 5px;
    text-align: center;
}

}

@media (max-width: 768px) {
    body {
        padding-top: 70px;
    }

    .hero {
        margin-top: -70px;
        padding: var(--spacing-lg) 0 var(--spacing-md);
    }

    .hero-title {
        font-size: 2rem;
    }

    .feature-item {
        text-align: center;
    }

    .feature-img {
        margin-bottom: var(--spacing-md);
    }

    .customer-service {
        display: none;
    }

    .btn-download {
        display: none;
    }

    .footer {
        display: none;
    }
    .mqq {
        display: none;
    }
}

/* 工具大全模块样式 */
.soft-tools-section {
    padding: 30px 0;
    background-color: #fff;
}

.soft-tools1-section {
    padding: 30px 0;
    background-color: #FFF;
}

.soft-tools2-section {
    padding: 30px 0;
    background-color: #fff;
}

.soft-tools3-section {
    padding: 30px 0;
    background-color: #FFF;
}

.soft-tools4-section {
    padding: 30px 0;
    background-color: #fff;
}

.soft-tools5-section {
    padding: 30px 0;
    background-color: #fff;
}

.soft-tools6-section {
    padding: 30px 0;
    background-color: #fff;
}

.soft-tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.soft-tool-card {
    background-color: var(--card-bg);
    border-radius: 12px;
    padding: 10px 10px 20px 10px;
    text-align: center;
    transition: all 0.3s 
ease;
    box-shadow: var(--shadow);
    border: 2px solid transparent;
    background: linear-gradient(180deg, rgba(255, 255, 255, .4) 0%, rgba(255, 255, 255, .1) 100%);
    border-radius: 10px;
    backdrop-filter: blur(40px);
    box-shadow: 0 3px 12px -2px #0000000d, 0 12px 48px -10px #1366ec1c, inset 0 0 28px #ffffff80;
}

.soft-tool-card:hover {
    transform: translateY(-5px);
}

.soft-tool-icon {
    width: 50px;
    height: 50px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: white;
}



.soft-tool-title {
    font-size: 14px;
    /*font-weight: 600;*/
    margin-bottom: 10px;
    color: var(--text);
}

.soft-tool-subtitle {
    font-size: 12px;
    color: #666;
    margin-bottom: 15px;
    min-height: 30px;
}

.soft-tool-badge {
    display: inline-block;
    background-color: rgba(37, 99, 235, 0.1);
    color: var(--accent);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 20px;
}

.soft-tool-download {
    padding: 7px 10px;
    border-radius: 0px;
    font-size: 12px;
    margin-top: 10px;
    width: 80%;
    display: block;
    text-align: center;
    transition: background-color 0.2s;
    color: #666;
    background: #F7F9FD;
    text-decoration: none;
    margin: auto;
    border-radius: 20px;
}

.soft-tool-download:hover {
    color:white;

    background: #333;

}


.section-title {
    text-align: center;
    margin-bottom: 0px;
    margin-top: 20px;
}

/* 搜索模块样式 */


.soft-search-container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    color: white;
}



.soft-search-box {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 50px;
    padding: 5px 5px 5px 25px;
    max-width: 600px;
    margin: 0 auto;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.soft-search-input {
    flex: 1;
    border: none;
    outline: none;
    padding: 15px 0;
    font-size: 16px;
    background: transparent;
}

.soft-search-button,
.soft-clear-button {
    background: #007bff;
    border: none;
    cursor: pointer;
    padding: 12px 20px;
    color: white;
    border-radius: 50px;
    margin-left: 10px;
    transition: background-color 0.3s ease;
}

.soft-search-button:hover,
.soft-clear-button:hover {
    background: #0056b3;
}

.soft-clear-button {
    background: #6c757d;
}

.soft-clear-button:hover {
    background: #545b62;
}



.soft-tools-section.hidden {
    display: none;
}


.soft-tool-card.hidden {
    display: none;
}


.no-results {
    text-align: center;
    color: #6c757d;
    font-style: italic;
    padding: 40px 20px;
    grid-column: 1 / -1;
    font-size: 1.1rem;
}

.search-highlight {
    background-color: red;
    padding: 2px 4px;
    border-radius: 3px;
    font-weight: bold;
    color: #fff;
}



.global-no-results {
    text-align: center;
    padding: 60px 20px;
    color: #6c757d;
    background: #f8f9fa;
    border-radius: 10px;
    margin: 30px auto;
}

.global-no-results h3 {
    color: #495057;
    margin-bottom: 15px;
}

/* 搜索模块样式 */
.soft-search-section {
    padding: 80px 0;
    background-color: var(--primary);
    margin-top: 70px;
}

.soft-search-container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.soft-search-title {
    font-size: 32px;
    margin-bottom: 20px;
    color:#333;
    font-weight: 600;
}

.soft-search-subtitle {
    color:#333;
    margin-bottom: 40px;
    font-size: 18px;
}

.soft-search-box {
    position: relative;
    max-width: 600px;
    margin: 0 auto;
}





.soft-search-button {
    position: absolute;
    right: 5px;
    top: 5px;
    background-color: var(--accent);
    color: white;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.soft-search-button:hover {
    background-color: var(--accent-light);
    transform: rotate(15deg);
}

/* 软件详情头部 */
.soft-detail-header {
    background: linear-gradient(135deg, #1a73e8 0%, #4285f4 100%);
    color: white;
    padding: 40px 0;
    margin-bottom: 30px;
    border-radius: 0 0 15px 15px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.soft-detail-header-content {
    display: flex;
    align-items: center;
    gap: 30px;
    background-color: white;
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.soft-detail-icon {
    width: 100px;
    height: 100px;
    background-color: white;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

.soft-detail-icon img {
    width: 60px;
    height: 60px;
    object-fit: contain;
}

.soft-detail-info h1 {
    font-size: 25px;
    margin-bottom: 10px;
    font-weight: 700;
    color:#333;
}

.soft-detail-info p {
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: 15px;
    color:#333;
}

.soft-detail-meta {
    display: flex;
    gap: 20px;
    font-size: 12px;
}

.soft-detail-meta span {
    background-color: rgba(255, 255, 255, 0.2);
    padding: 5px 12px;
    border-radius: 20px;
    backdrop-filter: blur(5px);
    color:#333;
}

/* 软件介绍区域 */
.soft-intro-section {
    background-color: white;
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.soft-section-title {
    font-size: 22px;
    margin-bottom: 20px;
    color: #1a73e8;
    border-left: 4px solid #1a73e8;
    padding-left: 10px;
}

.soft-intro-content {
    line-height: 1.8;
    color: #555;
}

/* 下载地址区域 */

.softheadersoft-detail-header {
    margin-top: 90px;
    background: var(--accent);
    padding: 30px;
    color: #fff;
}

.soft-download-section {
    background-color: white;
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.download-addresses {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.download-item {
    display: flex;
    align-items: center;
    padding: 15px 20px;
    background-color: #f8fafc;
    border-radius: 8px;
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.download-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border-color: #cbd5e0;
}

.download-icon {
    width: 40px;
    height: 40px;
    margin-right: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    font-size: 20px;
    color: white;
}

.download-icon.baidu {
    background-color: #2932e1;
}

.download-icon.lanzou {
    background-color: #1e88e5;
}

.download-icon.local {
    background-color: #43a047;
}

.download-info {
    flex: 1;
}

.download-info h3 {
    font-size: 18px;
    margin-bottom: 5px;
    color: #2d3748;
}

.download-info p {
    font-size: 14px;
    color: #718096;
}

.download-button {
    background-color: #1a73e8;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.download-button:hover {
    background-color: #1669d9;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(26, 115, 232, 0.3);
}

/* 相关软件推荐 */
.soft-related-section {
    margin-bottom: 50px;
}

.soft-related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.soft-card {
    background-color: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    text-decoration: none;
    color: inherit;
    display: block;
}

.soft-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.soft-card-image {
    height: 160px;
    background-color: #f1f5f9;
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid #e2e8f0;
}

.soft-card-image img {
    width: 80px;
    height: 80px;
    object-fit: contain;
}

.soft-card-content {
    padding: 20px;
}

.soft-card-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #2d3748;
}

.soft-card-desc {
    font-size: 14px;
    color: #718096;
    margin-bottom: 15px;
}

.soft-card-meta {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: #a0aec0;
}



/* 响应式设计 */
@media (max-width: 768px) {
    .soft-detail-header-content {
        flex-direction: column;
        text-align: center;
    }

    .soft-detail-meta {
        justify-content: center;
    }

    .download-item {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }

    .download-icon {
        margin-right: 0;
    }
}

/* 悬浮侧边栏样式 */
.floating-sidebar {
    position: fixed;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    padding: 15px;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    z-index: 1000;
    transition: all 0.3s ease;
    min-width: 150px;
}

.sidebar-title {
    font-size: 1.1rem;
    font-weight: bold;
    color: #2c3e50;
    margin-bottom: 15px;
    text-align: center;
    padding-bottom: 10px;
    border-bottom: 2px solid #e9ecef;
}

.sidebar-category {
    display: block;
    padding: 10px 12px;
    margin: 5px 0;
    border-radius: 8px;
    color: #495057;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 0.9rem;
    cursor: pointer;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
}

.sidebar-category:hover {
    background: #666;
    color: white;
    transform: translateX(-3px);
}

.sidebar-category.active {
    background: #000;
    color: white;
    font-weight: bold;
}