/* =====================================================
   主题变量定义（Theme Variables）
   使用方式：
   <html class="theme-light"> 或 <html class="theme-dark">
===================================================== */

/* ===== 明亮主题（默认） ===== */
:root {
    --color-bg-main: #ffffff;
    --color-bg-soft: #f8f9fa;
    --color-bg-submenu: #ffffff;
    --color-bg-hover: #f8f9fa;

    --color-text-main: #333333;
    --color-text-muted: #555555;
    --color-text-light: #666666;

    --color-border: #eaeaea;
    --color-border-light: #f0f0f0;

    --color-primary: #20c180;
    --color-primary-hover: #20c180;
    --color-primary-bg: #f2fdf9;
    --color-primary-active: #119d64;
    --price-color: #f50;

    --color-shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.08);
    --color-shadow-md: 0 4px 20px rgba(0, 0, 0, 0.1);
    --color-shadow-lg: 0 5px 20px rgba(0, 0, 0, 0.1);

    --color-overlay: rgba(0, 0, 0, 0.5);
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --danger-color: #ff6b6b;
    --sales-color: #28a745;
    --warning-color: #ffc107;
    --light-bg: #f8f9fa;
    --dark-color: #2c3e50;
    --border-color: #eef1f8;
    --shadow-light: rgba(149, 157, 165, 0.1);
    --shadow-medium: rgba(149, 157, 165, 0.2);
     /* ---------- 深色 Hero 专用 ---------- */
    --kf-dark-1: #061410;
    --kf-dark-2: #0a1f1a;
    --kf-dark-3: #071612;
    --kf-mint: #4ade9e;
    --kf-mint-light: #a7f3d0;
    
    /* ---------- 尺寸变量 ---------- */
    --kf-radius: 6px;
    --kf-radius-sm: 8px;
    --kf-radius: 0 2px 6px rgba(0, 0, 0, 0.05);
    
    position: relative;
    isolation: isolate;
    width: 100%;
    max-width: 100%;
    font-family: inherit;
    font-size: 14px;
    color: var(--color-text-main);
    line-height: 1.6;
    background: var(--color-bg-main);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: clip;
}
body{
  position: relative;
  isolation: isolate;
  width: 100%;
  max-width: 100%;
  font-family: inherit;
  font-size: 14px;
  color: var(--color-text-main);
  line-height: 1.6;
  background: var(--color-bg-main);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
}
.layui-layer-loading-2:after {
    border-color: transparent transparent transparent var(--color-primary) !important;
}

.tc {
    text-align: center;
}

/* ========== 主Header容器 ========== */
.site-header {
    background-color: var(--color-bg-main);
    box-shadow: var(--color-shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.site-header.scrolled {
    box-shadow: var(--color-shadow-md);
}

/* ========== 顶部工具条 ========== */
.header-top-bar {
    background-color: var(--color-bg-soft);
    border-bottom: 1px solid var(--color-border);
    padding: 8px 0;
    font-size: 13px;
    display: none;
}

.header-top-bar .container {
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-top-bar .user-links a {
    color: var(--color-text-light);
    text-decoration: none;
    margin-left: 15px;
    transition: color 0.2s ease;
}

.header-top-bar .user-links a:hover {
    color: var(--color-primary);
}

.header-top-bar .user-links a:first-child {
    margin-left: 0;
}


.user-btn {
    height: 30px;
    width: auto;
    line-height: 30px;
    background-color: rgba(66, 70, 77, .5);
    border-radius: 3px;
    overflow: hidden;
    text-align: center;
    display: flex;
    position: relative;
}

.user-btn a {
    padding: 0 8px;
    color: #fff;
    height: 100%;
    font-size: 14px;
    text-decoration: none;
}

.user-btn .register {
    background-color: var(--color-primary);
}


/* ========== 主Header区域 ========== */
.main-header{
    padding: 0 20px;
    max-width: 1296px;
}
.desktop-header,
.main-header {
    width: 100%;
    margin: 0 auto;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
/* ========== Logo区域 ========== */
.header-logo {
    flex-shrink: 0;
    margin-right: 40px;
}

.header-logo i {
    font-size: 44px;
}

.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
    font-weight: 700;
    font-size: 24px;
    color: var(--color-primary);
    transition: opacity 0.2s ease;
}

.logo-link:hover {
    opacity: 0.9;
}

.logo-text {
    margin-left: 8px;
}

/* ========== 主导航 ========== */
.primary-nav {
    flex: 1;
    display: flex;
    align-items: center;
}

.nav-menu {
    display: flex;
    list-style: none;
}

.nav-menu>li {
    position: relative;
}

.nav-menu>li>a {
    display: block;
    padding: 0 10px;
    line-height: 64px;
    color: var(--color-text-main);
    font-weight: 400;
    font-size: 14px;
    text-decoration: none;
    position: relative;
    transition: color 0.2s ease;
    white-space: nowrap;
}

.nav-menu>li>a:hover,
.nav-menu>li.active>a {
    color: var(--color-primary);
}

/* 当前页指示器
.nav-menu > li > a:after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background-color: var(--color-primary);
    border-radius: 3px 3px 0 0;
    transition: width 0.3s ease;
    display: none;
}

.nav-menu > li.active > a:after,
.nav-menu > li > a:hover:after {
    width: 60%;
}
 */
/* ========== 下拉菜单 ========== */
.sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--color-bg-submenu);
    min-width: 250px;
    box-shadow: var(--color-shadow-lg);
    border-radius: 0 0 8px 8px;
    padding: 10px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    z-index: 100;
}

.has-sub:hover .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.sub-menu li {
    position: relative;
}

.sub-menu li a {
    display: block;
    padding: 8px 15px;
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}

/* 分类菜单 */
.cate-menu li a {
    padding: 8px 15px;
    text-decoration: none;
    color: var(--color-text-muted);
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.cate-menu li:hover a,
.sub-menu li:hover a {
    color: var(--color-text-muted);
    background-color: var(--color-bg-hover);
    border-left-color: var(--color-primary);
}

.cate-menu li .icon {
    flex: 0 0 auto;
    margin-right: 10px;
}

.cate-menu li .name {
    flex: 1;
    text-align: left;
}

.cate-menu li .num {
    flex: 0 0 auto;
    margin-left: 10px;
}

.mobile-drawer .cate-menu li .num {
    background-color: #3498db;
    color: white;
    margin-left: 8px;
    padding: 3px 8px;
    font-size: 12px;
    background-color: #f0f0f0;
    color: #666;
    border-radius: 12px;
    min-width: 28px;
    text-align: center;
    font-weight: 500;
}

.mobile-drawer .sub-menu li {
    padding: 0 12px;
    border-bottom: 1px solid #ececec;
}

.mobile-drawer .sub-menu li:last-child {
    border-bottom: none;
}

.mobile-drawer .cate-menu {
    margin-bottom: 10px;
}

/* Desktop category flyout: product links open to the right of each category. */
@media (min-width: 769px) {
    .primary-nav .cate-menu {
        overflow: visible;
    }

    .primary-nav .cate-menu > li {
        position: relative;
    }

    .primary-nav .cate-menu > li > a {
        position: relative;
        padding-right: 34px;
    }

    .primary-nav .cate-menu > li > a::after {
        content: "\e98e";
        position: absolute;
        right: 12px;
        top: 50%;
        transform: translateY(-50%) rotate(90deg);
        font-family: "iconfont" !important;
        font-size: 10px;
        color: var(--color-text-light);
    }

    .primary-nav .cate-menu > li > .cate-products {
        position: absolute;
        top: -10px;
        left: calc(100% + 1px);
        width: 280px;
        max-height: 420px;
        overflow-y: auto;
        padding: 10px 0;
        background: var(--color-bg-submenu);
        border: 1px solid var(--color-border-light);
        border-radius: 0 8px 8px 8px;
        box-shadow: var(--color-shadow-lg);
        opacity: 0;
        visibility: hidden;
        transform: translateX(8px);
        transition: opacity .2s ease, visibility .2s ease, transform .2s ease;
        z-index: 110;
    }

    .primary-nav .cate-menu > li:hover > .cate-products,
    .primary-nav .cate-menu > li:focus-within > .cate-products {
        opacity: 1;
        visibility: visible;
        transform: translateX(0);
    }

    .primary-nav .cate-menu > li > .cate-products .cate-product-link {
        display: block;
        padding: 9px 16px;
        color: var(--color-text-muted);
        border: 0;
        background: transparent;
        font-size: 13px;
        line-height: 1.45;
        white-space: normal;
    }

    .primary-nav .cate-menu > li > .cate-products .cate-product-link:hover,
    .primary-nav .cate-menu > li > .cate-products .cate-product-link:focus {
        color: var(--color-primary-active);
        background: var(--color-primary-bg);
        border: 0;
    }
}

/* ========== 右侧操作区 ========== */
.header-actions {
    display: flex;
    align-items: center;
    margin-left: 30px;
}

/* 用户操作按钮 */
.user-actions {
    display: flex;
    gap: 10px;
}

.btn-login,
.btn-register {
    padding: 8px 18px;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-login {
    border: 1px solid var(--color-primary);
    color: var(--color-primary);
    background-color: transparent;
}

.btn-login:hover {
    background-color: rgba(30, 115, 190, 0.05);
}

.theme-dark .btn-login:hover {
    background-color: rgba(77, 163, 255, 0.12);
}

.btn-register {
    background-color: var(--color-primary);
    color: #fff;
    border: 1px solid var(--color-primary);
}

.btn-register:hover {
    background-color: var(--color-primary-hover);
    border-color: var(--color-primary-hover);
}

/* ========== 移动端样式 ========== */
.mobile-header {
    display: none;
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    width: 30px;
    height: 30px;
    position: relative;
    cursor: pointer;
    padding: 0;
}

.mobile-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--color-text-main);
    margin: 5px 0;
    transition: all 0.3s ease;
    border-radius: 3px;
}

.mobile-toggle.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.mobile-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* 移动端抽屉菜单 */
.mobile-drawer {
    position: fixed;
    top: 0;
    right: -100%;
    width: 85%;
    max-width: 80%;
    min-width: 200px;
    height: 100%;
    background-color: var(--color-bg-main);
    box-shadow: var(--color-shadow-lg);
    z-index: 1001;
    padding: 80px 20px 30px;
    overflow-y: auto;
    transition: right 0.4s ease;
}

.mobile-drawer.open {
    right: 0;
}

.mobile-drawer .nav-menu {
    flex-direction: column;
}

.mobile-drawer .nav-menu>li>a {
    line-height: 50px;
    padding: 0;
    border-bottom: 1px solid var(--color-border-light);
    font-size: 14px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.mobile-drawer .has-sub>a:after {
    transform: rotate(0deg);
    transition: transform 0.3s ease;
}

.mobile-drawer .has-sub.open>a:after {
    transform: rotate(90deg);
}

.mobile-drawer .sub-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    background-color: var(--color-bg-soft);
    padding: 0;
    margin-left: 15px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

.mobile-drawer .has-sub.open .sub-menu {
    max-height: 500px;
}

.mobile-drawer .sub-menu li a {
    padding: 12px 0 12px 15px;
    font-size: 15px;
}

.mobile-drawer .sub-sub-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    background-color: var(--color-bg-hover);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

.mobile-drawer .sub-menu .has-sub.open .sub-sub-menu {
    max-height: 300px;
}

/* 移动端用户操作区域 */
.mobile-user-actions {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--color-border-light);
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.mobile-user-actions .btn-login,
.mobile-user-actions .btn-register {
    width: 100%;
    text-align: center;
    padding: 12px;
}

/* 遮罩层 */
.drawer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-overlay);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.drawer-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ========== 响应式断点 ========== */
@media (max-width: 1024px) {
    .main-header {
        padding: 0 15px;
    }

    .nav-menu>li>a {
        padding: 0 12px;
        font-size: 15px;
    }
}

@media (max-width: 768px) {
    .main-header {
        height: 60px;
        padding: 0 15px;
    }

    .desktop-header {
        display: none;
    }

    .mobile-header {
        display: flex;
        width: 100%;
        justify-content: space-between;
        align-items: center;
    }

    .mobile-toggle {
        display: block;
    }

    .mobile-logo .logo-link {
        font-size: 20px;
    }

    .header-actions {
        margin-left: 0;
    }
}

/* ========== Mega Menu 样式（可选） ========== */
.mega-menu {
    width: 800px;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    padding: 25px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.mega-menu-column {
    display: flex;
    flex-direction: column;
}

.mega-menu-title {
    font-weight: 700;
    color: var(--color-text-main);
    margin-bottom: 15px;
    font-size: 15px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--color-border-light);
}

.mega-menu-items {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.mega-menu-item {
    display: flex;
    align-items: center;
    padding: 8px 0;
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color 0.2s ease;
}

.mega-menu-item:hover {
    color: var(--color-primary);
}

.mega-menu-item i {
    margin-right: 10px;
    width: 20px;
    text-align: center;
}

@media (max-width: 900px) {
    .mega-menu {
        width: 600px;
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .mega-menu {
        width: auto;
        grid-template-columns: 1fr;
        left: 0;
        transform: translateY(10px);
        position: static;
        max-height: 0;
    }
}

/* 分类菜单*/


.has-sub>a::after {
    width: 18px;
    display: inline-block;
    margin-left: 4px;
    content: '\e621';
    font-weight: 400;
    font-family: "iconfont" !important;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-size: 10px;
}

.has-sub:hover>a::after {
    content: '\e98e';
}

/* ========== 语言币种切换容器 ========== */
.currency-lang-switch {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ========== 语言/币种切换通用样式 ========== */
.currency-lang-switch {
    padding-right: 20px;
}

/****
.lang-switch:hover .lang-dropdown,
.currency-switch:hover .lang-dropdown {
    display: block;
    opacity: 1;
    visibility: visible;
}***/

.lang-switch,
.currency-switch {
    position: relative;
    display: inline-block;
}

.currency-switch .lang-dropdown {
    text-transform: uppercase;
}

/* 切换按钮 */
.lang-toggle {
    display: flex;
    align-items: center;
    width: 100%;
    font-size: 12px;
    line-height: 64px;
    color: var(--color-text-main);
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
}

.lang-toggle:hover {
    border-color: var(--color-primary);
}

.lang-toggle:active {
    transform: translateY(1px);
}

.lang-toggle:after {
    content: "\e621";
    font-size: 10px;
    margin-left: 4px;
    transition: transform 0.3s ease;
    font-family: "iconfont" !important;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* 下拉菜单激活状态 */
.lang-switch.active .lang-toggle:after,
.currency-switch.active .lang-toggle:after {
    transform: rotate(180deg);
}

/* 下拉菜单 */
.lang-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--color-bg-submenu);
    box-shadow: var(--color-shadow-lg);
    border-radius: 0 0 8px 8px;
    padding: 10px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    z-index: 100;
    width: 155px;
}

.lang-switch.active .lang-dropdown,
.currency-switch.active .lang-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* 下拉菜单项 */
.lang-dropdown-item{
    padding: 10px 25px 10px 10px;
    font-size: 12px;
    color: #555;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    position: relative;
}

.lang-dropdown-item:hover{
    background-color: #f8f9fa;
    color: var(--color-text-main);
}

.lang-dropdown-item.active{
    color: var(--color-primary);
    font-weight: 600;
    background-color: var(--color-bg-item-active);
}

.lang-dropdown-item.active:after {
    content: "✓";
    position: absolute;
    right: 10px;
    font-weight: bold;
}

/* 国旗图标 */
.flag-icon {
    width: 20px;
    height: 15px;
    margin-right: 10px;
    border-radius: 2px;
    object-fit: cover;
}

/* ========== 当前URL显示 ========== */
.current-url {
    margin-top: 30px;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 8px;
    border-left: 4px solid #1e73be;
}

.current-url h4 {
    margin-bottom: 10px;
    color: #333;
    font-size: 16px;
}

.url-path {
    font-family: 'Courier New', monospace;
    background: #fff;
    padding: 12px;
    border-radius: 6px;
    border: 1px solid #e0e0e0;
    font-size: 14px;
    color: #333;
    word-break: break-all;
}

.url-components {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 10px;
}

.url-component {
    background: #e8f4ff;
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 12px;
    color: var(--color-text-main);
}

/* 切换加载遮罩 */
.switching-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.switching-overlay.active {
    opacity: 1;
    visibility: visible;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* 切换成功提示 */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    color: var(--color-primary);
    padding: 12px 24px;
    z-index: 2001;
    transform: translateX(120%);
    transition: transform 0.3s ease;
}

.notification.show {
    transform: translateX(0);
}

.mobile-lang-switch {
    margin-top: 20px;
    border-top: 1px solid var(--color-border-light);
}

.mobile-lang-switch .lang-toggle {
    line-height: 30px;
    width: 100%;
    justify-content: center;
    border: 1px solid var(--color-border-light);
}

.mobile-lang-switch .currency-lang-switch {
    padding-right: 0;
}

/* 移动端语言切换容器样式 */
.mobile-lang-switch .currency-lang-switch {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 20px;
}

.mobile-lang-switch .lang-switch,
.mobile-lang-switch .currency-switch {
    width: 100%;
}

.mobile-lang-switch .lang-toggle {
    width: 100%;
    justify-content: space-between;
    padding: 0 12px;
}

.mobile-lang-switch .lang-dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    padding: 0;
    margin-top: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.mobile-lang-switch .lang-switch.active .lang-dropdown,
.mobile-lang-switch .currency-switch.active .lang-dropdown {
    max-height: 200px;
}



/* 容器布局 */
.page-container {
    max-width: 1296px;
    margin: 0 auto;
    padding: 0;
}

/* 主内容区域 */
.content-area {
    display: flex;
    margin-top: 20px;
    margin-bottom: 30px;
    gap: 30px;
}

/* 左侧推荐栏 */
.recommendation-sidebar {
    width: 250px;
    flex-shrink: 0;
}

.sidebar-card {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    padding: 20px;
    margin-bottom: 25px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.sidebar-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}

.sidebar-title {
    font-size: 1.2rem;
    color: #2c3e50;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
    font-weight: 600;
}

.recommended-item {
    padding: 12px 0;
    border-bottom: 1px solid #f5f5f5;
}

.recommended-item:last-child {
    border-bottom: none;
}

.recommended-link {
    text-decoration: none;
    color: #333;
    transition: color 0.3s ease;
    display: block;
}

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

.recommended-title {
    font-weight: 500;
    margin-bottom: 5px;
    line-height: 1.4;
}

.recommended-date {
    font-size: 0.85rem;
    color: #888;
}

/* 右侧新闻列表 */
.news-main {
    flex: 1;
}

.section-header {
    margin-bottom: 25px;
}

.section-title {
    font-size: 1.8rem;
    color: #2c3e50;
    font-weight: 600;
}

.section-description {
    color: #777;
    margin-top: 5px;
}

.new-news-list {
    list-style: none;
}

.page-news-item {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    margin-bottom: 25px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
}

.page-news-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.news-image-container {
    width: 250px;
    flex-shrink: 0;
}

.news-image-link {
    display: block;
    height: 100%;
    overflow: hidden;
}

.news-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.page-news-item:hover .news-image {
    transform: scale(1.05);
}

.page-news-item .news-content {
    padding: 20px;
    flex: 1;
}

.page-news-item .news-title {
    font-size: 1.3rem;
    margin-bottom: 15px;
    line-height: 1.4;
}

.page-news-item .news-title a {
    color: #2c3e50;
    text-decoration: none;
    transition: color 0.3s ease;
}

.page-news-item .news-title a:hover {
    color: var(--color-primary-hover);
}

.page-news-item .news-summary {
    color: #555;
    margin-bottom: 15px;
    line-height: 1.6;
}

.page-news-item .news-meta {
    display: flex;
    justify-content: space-between;
    color: #888;
    font-size: 0.9rem;
}

.page-news-item .news-date,
.page-news-item .news-views {
    display: flex;
    align-items: center;
    font-size: 12px;
}

.page-news-item .meta-icon {
    margin-right: 5px;
    color: #bbb;
}

/* 响应式设计 */
@media (max-width: 900px) {
    .content-area {
        flex-direction: column;
    }

    .recommendation-sidebar {
        width: 100%;
    }

    .sidebar-card {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
    }

    .recommended-item {
        width: 48%;
    }
}

@media (max-width: 900px) {

    /**响应式下主体部分**/
    .page-container {
        padding: 0 12px;
    }

    .content-area {
        gap: 0;
    }
}

@media (max-width: 768px) {

    .page-news-item {
        flex-direction: column;
    }

    .news-image-container {
        width: 100%;
        height: 200px;
    }

    .footer-section {
        width: 100%;
    }
}

@media (max-width: 576px) {
    .sidebar-card {
        flex-direction: column;
    }

    .recommended-item {
        width: 100%;
    }

    .news-meta {
        flex-direction: column;
        align-items: flex-start;
    }

    .news-views {
        margin-top: 5px;
    }
}

/**内容页**/

/* 右侧文章内容 */
.article-main {
    flex: 1;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    overflow: hidden;
}

.article-header {
    padding: 30px;
    border-bottom: 1px solid #eee;
}

.article-category {
    display: inline-block;
    background-color: var(--color-primary);
    color: white;
    padding: 5px 12px;
    border-radius: 4px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 15px;
    text-decoration: none;
    transition: background-color 0.3s ease;
}

.article-category:hover {
    background-color: var(--color-primary-hover);
}

.article-title {
    font-size: 2rem;
    color: #2c3e50;
    margin-bottom: 15px;
    line-height: 1.3;
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    color: #888;
    font-size: 0.9rem;
    margin-top: 20px;
    padding-top: 15px;
    border-top: 1px solid #eee;
}

.meta-item {
    display: flex;
    align-items: center;
    margin-right: 20px;
    margin-bottom: 5px;
}

.meta-icon {
    margin-right: 8px;
    color: #bbb;
}

.author-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    margin-right: 8px;
    object-fit: cover;
}

.article-featured-image {
    width: 100%;
    max-height: 500px;
    object-fit: cover;
    display: block;
}

.article-content {
    padding: 30px;
}

.article-content img {
    max-width: 100%;
}

.article-section {
    margin-bottom: 30px;
}

.section-title {
    font-size: 1.5rem;
    color: #2c3e50;
    padding-bottom: 8px;
    border-bottom: 1px solid #eee;
}

.article-paragraph {
    margin-bottom: 20px;
    line-height: 1.8;
    color: #444;
}

.article-image {
    width: 100%;
    border-radius: 6px;
    margin: 20px 0;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
}

.image-caption {
    text-align: center;
    font-size: 0.9rem;
    color: #777;
    margin-top: 5px;
    margin-bottom: 25px;
}

.article-quote {
    background-color: #f8f9fa;
    border-left: 4px solid var(--color-primary);
    padding: 20px;
    margin: 25px 0;
    font-style: italic;
    color: #555;
    line-height: 1.7;
}

.quote-author {
    text-align: right;
    margin-top: 10px;
    color: #777;
    font-weight: 500;
}

.article-list {
    margin-left: 25px;
    margin-bottom: 20px;
}

.article-list li {
    margin-bottom: 10px;
    line-height: 1.6;
}

/* 标签区域 */
.article-tags {
    padding: 0 30px 30px;
}

.tags-title {
    font-size: 1rem;
    color: #555;
    margin-bottom: 10px;
    font-weight: 500;
}

.tags-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tag-item {
    background-color: #f1f8ff;
    color: var(--color-primary);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    text-decoration: none;
    transition: all 0.3s ease;
}

.tag-item:hover {
    background-color: var(--color-primary);
    color: white;
}


.social-link {
    color: #777;
    text-decoration: none;
    font-size: 1.1rem;
    transition: color 0.3s ease;
}

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

























/*页面底部*/
.footer {
    background: #f9f9f9;
    padding: 30px 20px 20px;
    color: #666;
    font-size: 14px;
}

.footer a {
    color: #666;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer a:hover {
    color: #333;
}


/* PC端样式 */
/* 暗色系Footer样式 - 只使用14px和12px */
.footer {
    background: #1a1a1a;
    padding: 30px 20px 20px;
    color: #e0e0e0;
    font-size: 14px;
}

.footer a {
    color: #cccccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer a:hover {
    color: #ffffff;
}

/* PC端样式 */
.footer-top {
    display: flex;
    justify-content: space-between;
    gap: 40px;
    margin-bottom: 20px;
}

.footer-brand {
    flex: 1 1 30%;
    min-width: 250px;
}

.footer-brand .logo {
    margin-bottom: 20px;
}

.footer-brand .logo img {
    display: block;
    max-width: 100%;
    height: auto;
    max-height: 39px;
    width: auto;
    filter: brightness(0) invert(1);
}

.footer-brand .contact h4 {
    margin: 0 0 8px;
    font-size: 14px;
    font-weight: 600;
    color: #ffffff;
}

.footer-brand .contact-links {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.footer-brand .contact-links a {
    display: inline-block;
    line-height: 0;
    transition: transform 0.3s ease;
}

.footer-brand .contact-links a:hover {
    transform: translateY(-2px);
}

.footer-brand .contact-links img {
    width: 28px;
    height: 28px;
    object-fit: cover;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.05);
}

.footer-links {
    flex: 2 1 60%;
    display: flex;
    gap: 30px;
    justify-content: space-between;
}

.footer-column {
    flex: 1;
    min-width: 160px;
}

.footer-column h5 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 12px;
    color: #ffffff;
    position: relative;
    padding-bottom: 8px;
}

.footer-column h5::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--main-color);
}

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

.footer-column li {
    margin-bottom: 6px;
}

.footer-column li a {
    display: inline-block;
    padding: 2px 0;
    color: #b0b0b0;
}

.footer-column li a:hover {
    color: #ffffff;
    padding-left: 4px;
    transition: all 0.3s ease;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    font-size: 12px;
    color: #999999;
}

.copyright {
    color: #999999;
}

.copyright a {
    color: #cccccc;
    text-decoration: underline;
}

.copyright a:hover {
    color: #ffffff;
}

.footer-payments img {
    width: auto;
    filter: brightness(0.8) contrast(1.2);
}

/* 平板端适配 (768px-992px) */
@media screen and (max-width: 992px) {
    .footer {
        padding: 25px 15px 15px;
    }

    .footer-top {
        gap: 30px;
    }

    .footer-links {
        gap: 20px;
    }

    .footer-column {
        min-width: 140px;
    }
}

/* 移动端适配 (768px以下) */
@media screen and (max-width: 768px) {
    .footer {
        padding: 25px 15px 15px;
        background: #1a1a1a;
    }

    .footer-top {
        flex-direction: column;
        gap: 25px;
    }

    .footer-brand {
        width: 100%;
        text-align: center;
    }

    .footer-brand .logo {
        margin-bottom: 15px;
    }

    .footer-brand .logo img {
        margin: 0 auto;
    }

    .footer-brand .contact h4 {
        font-size: 14px;
    }

    .footer-brand .contact-links {
        justify-content: center;
        gap: 10px;
    }

    .footer-brand .contact-links img {
        width: 28px;
        height: 28px;
    }

    .footer-links {
        flex-direction: column;
        gap: 25px;
    }

    .footer-column {
        width: 100%;
    }

    .footer-column h5 {
        font-size: 14px;
        margin-bottom: 10px;
        padding-bottom: 8px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .footer-column h5::after {
        display: none;
    }

    .footer-column ul {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .footer-column li {
        margin-bottom: 0;
    }

    .footer-column li a {
        padding: 4px 0;
        font-size: 14px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 15px;
        text-align: center;
        font-size: 12px;
    }

    .footer-payments img {
        height: 25px;
    }
}

/* 小屏幕移动端适配 (480px以下) */
@media screen and (max-width: 480px) {
    .footer {
        padding: 20px 12px 12px;
        font-size: 14px;
    }

    .footer-brand .logo img {
        max-height: 35px;
    }

    .footer-brand .contact h4 {
        font-size: 14px;
    }

    .footer-brand .contact-links {
        gap: 8px;
    }

    .footer-brand .contact-links img {
        width: 26px;
        height: 26px;
    }

    .footer-column h5 {
        font-size: 14px;
    }

    .footer-column ul {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .footer-column li a {
        font-size: 14px;
    }

    .footer-bottom {
        font-size: 12px;
    }

    .footer-payments img {
        height: 22px;
    }
}

/* 超小屏幕适配 (360px以下) */
@media screen and (max-width: 360px) {
    .footer {
        padding: 15px 10px 10px;
    }

    .footer-brand .logo img {
        max-height: 32px;
    }

    .footer-brand .contact-links {
        gap: 6px;
    }

    .footer-brand .contact-links img {
        width: 24px;
        height: 24px;
    }

    .footer-bottom {
        font-size: 12px;
    }
}

/* 打印样式 */
@media print {
    .footer {
        display: none;
    }
}

/* 暗色系增强效果 */
.footer {
    background: linear-gradient(135deg, #1a1a1a 0%, #222222 100%);
    box-shadow: 0 -5px 20px rgba(0, 0, 0, 0.3);
}

.footer-brand .contact-links img {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.footer-brand .contact-links a:hover img {
    box-shadow: 0 4px 12px rgba(74, 158, 255, 0.3);
    border-color: rgba(74, 158, 255, 0.3);
}

.footer-column li a {
    position: relative;
}

.footer-column li a::before {
    content: '›';
    position: absolute;
    left: -15px;
    opacity: 0;
    transition: all 0.3s ease;
    color: var(--color-primary);
}

.footer-column li a:hover::before {
    left: -10px;
    opacity: 1;
}


/* ===============================
   国际化纵向表单（核心）
   =============================== */
.layui-card-header {
    border-bottom: none !important;
}

.auth-card {
    max-width: 520px;
    margin: 0 auto;
}

.i18n-vertical-form .layui-form-item {
    margin-bottom: 22px;
}

/* label 永远在上 */
.i18n-label {
    display: block;
    margin-bottom: 6px;
    font-size: 14px;
    line-height: 1.4;
    font-weight: 500;
    white-space: normal;
    word-break: break-word;
}

/* 输入框 */
.i18n-vertical-form .layui-input {
    width: 100%;
}

/* 验证码横排 */
.captcha-row {
    display: flex;
    gap: 10px;
}

.captcha-row input {
    flex: 1;
}

.captcha-row img {
    height: 38px;
    cursor: pointer;
    border-radius: 2px;
}

/* 移动端无需额外处理，天然适配 */



.products-section {
    width: 100%;
    /*background-color: #fff;*/
    margin: 0 auto;
    padding: 30px 0;
}

/* 产品网格布局 */
.products-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

/* 产品卡片 */
.product-card {
    background-color: #fff;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    position: relative;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

/* 角标容器 */
.badge-container {
    position: absolute;
    top: 15px;
    left: 15px;
    z-index: 10;
    flex-direction: column;
    gap: 8px;
    display: none;
}

.product-card:hover .badge-container {
    display: flex;
}

.delivery-badge {
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.delivery-badge.auto {
    background: linear-gradient(135deg, var(--success-color), #20c997);
}

.delivery-badge.manual {
    background: linear-gradient(135deg, var(--warning-color), #fd7e14);
}

.stock-badge {
    background: rgba(255, 255, 255, 0.9);
    color: var(--dark-color);
    padding: 4px 10px;
    border-radius: 15px;
    font-size: 0.7rem;
    font-weight: 600;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.stock-badge.low {
    color: var(--danger-color);
    background: rgba(255, 107, 107, 0.1);
}

/* 产品图片区域 */
.product-image {
    position: relative;
    height: 200px;
    overflow: hidden;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.product-card:hover .product-image img {
    transform: scale(1.08);
}

/* 产品内容区域 */
.product-content {
    padding: 15px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.product-title {
    margin-bottom: 10px;
}

.product-name {
    font-size: 18px;
    font-weight: 600;
    color: var(--dark-color);
    line-height: 1;
    display: -webkit-box;
}

.product-description {
    font-size: 12px;
    color: var(--secondary-color);
    margin-bottom: 15px;
    line-height: 1.2;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    height: 2.5em;
    flex-grow: 1;
}


.products-section .section-header {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 10px;
}

.image-news-section .section-title {
    font-size: 20px;
    font-weight: 600;
    color: #1f2329;
    margin: 0;
}

/* 产品信息区域 */
.product-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 10px;
    border-top: 1px dashed var(--border-color);
}

.sales-info {
    display: flex;
    align-items: center;
    gap: 2px;
    font-size: 12px;
    color: var(--secondary-color);
}

.sales-count {
    color: var(--sales-color);
    font-weight: 600;
}

.sales-icon {
    color: var(--sales-color);
}

.price-info {
    text-align: right;
}

.price-label {
    font-size: 12px;
    color: var(--secondary-color);
    margin-bottom: 2px;
}

.product-price {
    font-size: 15px;
    font-weight: 700;
    color: var(--price-color);
    line-height: 1;
}

.price-currency {
    font-size: 12px;
    margin-right: 2px;
}

/* 购买按钮 */
.action-area {
    margin-top: auto;
}

.buy-button {
    display: block;
    width: 100%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-hover));
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 10px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.buy-button:hover {
    background: linear-gradient(135deg, var(--color-primary-hover), var(--color-primary));
    box-shadow: 0 5px 15px rgba(74, 108, 247, 0.3);
    transform: translateY(-2px);
}

.buy-button:active {
    transform: translateY(0);
}

.button-icon {
    font-size: 14px;
}


/* 响应式设计 */
@media (max-width: 1300px) {
    .products-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
    }
}

@media (max-width: 980px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
}

@media (max-width: 729px) {
    .products-section,.image-news-wd {
        padding: 15px;
    }

    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }

    .product-image {
        height: 180px;
    }
}

@media (max-width: 576px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .products-section {
        padding: 10px;
    }

    .product-image {
        height: 160px;
    }

    .product-content {
        padding: 15px;
    }

    .product-price {
        font-size: 16px;
    }
}

@media (max-width: 320px) {
    .products-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

    .products-section,.image-news-wd {
        padding: 0;
    }

    .section-header {
        margin-bottom: 30px;
    }

    .product-image {
        height: 180px;
    }

    .product-name {
        font-size: 18px;
    }

    .buy-button {
        padding: 10px 15px;
        font-size: 12px;
    }
}

@media (max-width: 375px) {
    .products-section,.image-news-wd {
        padding: 15px 10px;
    }

    .product-image {
        height: 160px;
    }
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.products-right-grid {
    grid-template-columns: repeat(1, 1fr);
}

.products-right-grid .product-image {
    height: 100px;
}

/**TG客服*/
.tg-service {
    position: fixed;
    right: 20px;
    top: 50%;
    z-index: 9999;
}

/* 响应式设计 */
@media (min-width: 1500px) {
    .tg-service {
        left: 50%;
        margin-left: 660px;
    }
}

.tg-btn {
    width: 56px;
    height: 56px;
    background: var(--color-primary);
    color: #fff;
    border-radius: 50%;
    font-size: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 6px 16px rgba(0, 0, 0, .3);
    animation: pulse 1.6s infinite;
}
.tg-btn i{
    font-size: 24px;
}
.tg-panel {
    display: none;
    position: absolute;
    right: 0;
    bottom: 70px;
    background: #fff;
    border-radius: 10px;
    width: 200px;
    padding: 12px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, .2);
}

.tg-panel.show {
    display: block;
}

.tg-title {
    font-weight: bold;
    margin-bottom: 8px;
}

.tg-link {
    display: block;
    background: var(--color-primary);
    color: #fff;
    text-align: center;
    padding: 8px;
    border-radius: 6px;
    text-decoration: none;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(32, 193, 128, .6);
    }

    70% {
        box-shadow: 0 0 0 12px rgba(34, 158, 217, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(34, 158, 217, 0);
    }
}

/* 悬浮容器 */
.float-container {
    position: fixed;
    left:50%;
    top:50%;
    margin-left: 670px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
}

@media (max-width: 1600px) {
    .float-container {
        left: auto;
        bottom: 110px;
        right: 12px;
        top: auto;
    }
    .service-info{
        display: none;
    }
}
/* 客服按钮组（带文字） */
.service-group {
    display: flex;
    align-items: center;
    text-decoration: none;
    cursor: pointer;
}

/* 文字说明部分 */
.service-info {
    background-color: #fff;
    padding: 6px 12px;
    border-radius: 8px;
    margin-left: 10px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    border: 1px solid #eee;
    text-align: right;
    transition: all 0.2s ease;
}

.service-title {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: #333;
    line-height: 1.4;
}

.service-time {
    display: block;
    font-size: 11px;
    color: #0088cc;
    margin-top: 2px;
}

/* 按钮圆圈样式 */
.btn-circle {
    width: 48px;
    height: 48px;
    background-color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    border: 1px solid #eee;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

/* 售后客服特定样式 */
.service-btn-circle {
    background-color: #0088cc;
    border: none;
}

.service-btn-circle svg {
    fill: #fff;
    width: 26px;
    height: 26px;
}

/* 返回顶部按钮 */
.back-top-btn {
    opacity: 0;
    visibility: hidden;
    transform: translateY(15px);
    cursor: pointer;
}

.back-top-btn.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-top-btn svg {
    fill: #666;
    width: 24px;
    height: 24px;
}

/* 悬浮交互 */
.service-group:active .service-info,
.service-group:active .btn-circle {
    transform: scale(0.95);
    background-color: #f9f9f9;
}
.service-group:active .service-btn-circle {
    background-color: #007bb5;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .float-container {
        right: 12px;
        bottom: 110px;
    }
    .btn-circle {
        width: 44px;
        height: 44px;
    }
    .service-info {
        padding: 4px 10px;
    }
    .service-title {
        font-size: 12px;
    }
    .service-time {
        font-size: 10px;
    }
}
@media (min-width: 996px) {
    .tg-service,.m-go-top{
        display: none;
    }
    
}
@media (max-width: 996px) {
    .tg-service,.m-go-top{
        display: block;
    }
    .main-im{
        display: none;
    }
}
.m-go-top { width: 50px; height: 50px;border-radius:3px; background:  #f5f5f5 url(../images/toTop-icon.png) no-repeat center center;position: fixed;right: 20px;bottom: 20px;z-index: 9999;}
.m-go-top a { display: block; width: 50px; height: 50px;  }

/***客服***/
.main-im{ position:fixed; right: 10px; top:300px; z-index: 100; width: 110px; height: 165px; }
.main-im .qq-a { display: block; width: 106px; height: 116px; font-size: 14px; color: var(--color-primary); text-align: center; position: relative; }
.main-im .qq-a span { bottom: 5px; position: absolute; width: 90px; left: 10px; }
.main-im .qq-hover-c { width: 70px; height: 70px; border-radius: 35px; position: absolute; left: 18px; top: 10px; overflow: hidden; z-index: 9; }
.main-im .qq-container { z-index: 99; position: absolute; width: 109px; height: 118px; border-top-left-radius: 10px; border-top-right-radius: 10px; border-bottom: 1px solid #dddddd; background: url(../images/qq-icon-bg.png) no-repeat center 8px; }
.main-im .img-qq {max-width: 60px; display: block; position: absolute; left: 6px; top: 7px; -moz-transition: all 0.5s; -webkit-transition: all 0.5s; -o-transition: all 0.5s; transition: all 0.5s; }
.main-im .im-qq:hover .img-qq{ max-width: 70px; left: 1px; top: 8px; position: absolute; }
.main-im .im_main {background: #F9FAFB; border: 1px solid #dddddd; border-radius: 10px; background: #F9FAFB;display:none;}
.main-im .im_main .im-tel { color: #000000; text-align: center; width: 109px; height: 105px; border-bottom: 1px solid #dddddd; }
.main-im .im_main .im-tel div{font-weight:bold;font-size: 12px;margin-top:11px;}
.main-im .im_main .im-tel .tel-num { font-family: Arial; font-weight: bold; color: #e66d15;}
.main-im .im_main .im-tel:hover { background: #fafafa; }
.main-im .im_main .weixing-container {width: 55px; height: 47px; border-right: 1px solid #dddddd; background: #f5f5f5; border-bottom-left-radius: 10px; background: url(../images/weixing-icon.png) no-repeat center center;float:left;}
.main-im .im_main .weixing-show {width: 112px; height: 138px; background: #ffffff; border-radius: 10px; border: 1px solid #dddddd; position: absolute; left: -125px; top: -126px; }
.main-im .im_main .weixing-show .weixing-sanjiao {width:0; height: 0; border-style: solid; border-color: transparent transparent transparent #ffffff; border-width: 6px; left: 112px; top: 134px; position: absolute; z-index: 2;}
.main-im .im_main .weixing-show .weixing-sanjiao-big { width: 0; height: 0; border-style: solid; border-color: transparent transparent transparent #dddddd; border-width: 8px; left: 112px; top: 132px; position: absolute; }
.main-im .im_main .weixing-show .weixing-ma { width: 104px; height: 103px; padding-left: 5px; padding-top: 5px; }
.main-im .im_main .weixing-show .weixing-txt{position:absolute;top:106px;left:7px;width:100px;margin:0 auto; text-align:center; line-height:1;font-size:12px;}
.main-im .im_main .go-top { width: 50px; height: 47px; background: #f5f5f5; border-bottom-right-radius: 10px; background: url(../images/toTop-icon.png) no-repeat center center;float:right;}
.main-im .im_main .go-top a { display: block; width: 52px; height: 47px; }
.main-im .close-im { position: absolute; right: 10px; top: -12px; z-index: 100; width: 24px; height: 24px; }
.main-im .close-im a { display: block; width: 24px; height: 24px; background: url(../images/close_im.png) no-repeat left top; }
.main-im .close-im a:hover { text-decoration: none; }
.main-im .open-im { cursor: pointer; margin-left: 68px; width: 40px; height: 133px; background: url(../images/open_im.png) no-repeat left top; }
.footer-brand-copy {
    font-size: 12px;
    line-height: 1.8;
    color: #94a3b8;
    margin-top: 16px;
    max-width: 360px;
}

.footer .pic-tag {
    display: flex;
    justify-content: start;
    margin-top: 30px;
}

/* ---------- 通用容器 ---------- */
.kf-container {
  width: 100%;
  max-width: 1296px;
  margin: 0 auto;
  padding: 0;
}

.kf-section { padding: 56px 0; }
.kf-section--soft { background: var(--color-bg-soft); }
.kf-section--line { border-top: 1px solid var(--color-border-light); }

/* ---------- 区块标题 ---------- */
.kf-sec-head {
  max-width: 700px;
  margin: 0 auto 32px;
  text-align: center;
}
.kf-h2 {
  font-size: 26px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--color-text-main);
  margin-bottom: 10px;
}
.kf-lead {
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text-light);
}

/* ---------- 按钮 ---------- */
.kf-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 11px 26px;
  border: 1px solid transparent;
  border-radius: var(--kf-radius-sm);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.2;
  white-space: nowrap;
  cursor: pointer;
  transition: background .22s ease, color .22s ease, border-color .22s ease,
              box-shadow .22s ease, transform .22s ease;
}
.kf-btn--primary {
  color: #ffffff;
  background: var(--color-primary);
  box-shadow: 0 4px 14px rgba(32, 193, 128, .28);
}
.kf-btn--primary:hover {
  background: var(--color-primary-active);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(32, 193, 128, .34);
}
.kf-btn--outline {
  color: var(--color-primary-active);
  background: #ffffff;
  border-color: var(--color-primary);
}
.kf-btn--outline:hover {
  background: var(--color-primary-bg);
  transform: translateY(-1px);
}
/* 深色底上的半透明按钮 */
.kf-btn--ghost-dark {
  color: #ffffff;
  background: rgba(255, 255, 255, .08);
  border-color: rgba(255, 255, 255, .26);
}
.kf-btn--ghost-dark:hover {
  background: rgba(255, 255, 255, .16);
  border-color: rgba(167, 243, 208, .6);
  transform: translateY(-1px);
}
.kf-btn--light {
  color: var(--color-primary-active);
  background: #ffffff;
}
.kf-btn--light:hover { transform: translateY(-1px); }
.kf-btn--sm { padding: 9px 20px; font-size: 13px; }


/* ==========================================================================
   9. 使用帮助（图文卡片）
   ========================================================================== */
.kf-help__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.kf-help-item {
  display: flex;
  align-items: stretch;
    background-color: #fff;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    position: relative;
  overflow: hidden;
}
.kf-help-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}
/* 左侧插图区 */
.kf-help-item__media {
  position: relative;
  flex: 0 0 116px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(150deg, #eafbf4 0%, #d6f7e8 100%);
  border-right: 1px solid var(--color-border-light);
  overflow: hidden;
}
.kf-help-item__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 74% 18%, rgba(255, 255, 255, .85), transparent 62%);
  pointer-events: none;
}
.kf-help-item__media svg {
  position: relative;
  z-index: 1;
  width: 62px;
  height: 62px;
  color: var(--color-primary-active);
}
.kf-help-item__media img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
/* 右侧文字区 */
.kf-help-item__body {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  flex-direction: column;
  padding: 14px 16px;
}
.kf-help-item__title {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 5px;
}
.kf-help-item__desc {
  display: block;
  flex: 1 1 auto;
  font-size: 12.5px;
  line-height: 1.68;
  color: var(--color-text-light);
  margin-bottom: 8px;
}
.kf-help-item__link {
  display: inline-block;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--color-primary);
  transition: color .2s ease, transform .2s ease;
}
.kf-help-item:hover .kf-help-item__link {
  color: var(--color-primary-active);
  transform: translateX(2px);
}

/* ==========================================================================
   1. Hero 首屏（深色背景）
   ========================================================================== */
.kf-hero {
  position: relative;
  padding: 64px 0 52px;
  background: linear-gradient(150deg, var(--kf-dark-1) 0%, var(--kf-dark-2) 46%, var(--kf-dark-3) 100%);
  color: #ffffff;
  overflow: hidden;
}
.kf-hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(32, 193, 128, .075) 1px, transparent 1px),
    linear-gradient(90deg, rgba(32, 193, 128, .075) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: radial-gradient(ellipse 80% 72% at 50% 26%, #000 16%, transparent 76%);
  -webkit-mask-image: radial-gradient(ellipse 80% 72% at 50% 26%, #000 16%, transparent 76%);
  pointer-events: none;
}
.kf-hero__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
}
.kf-hero__glow--1 {
  width: 460px; height: 460px;
  top: -190px; left: -120px;
  background: rgba(32, 193, 128, .28);
}
.kf-hero__glow--2 {
  width: 420px; height: 420px;
  bottom: -220px; right: -90px;
  background: rgba(74, 222, 158, .16);
}
.kf-hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
  gap: 44px;
  align-items: center;
}

.kf-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 14px;
  margin-bottom: 18px;
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--kf-mint-light);
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(74, 222, 158, .32);
}
.kf-hero__eyebrow::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--kf-mint);
  box-shadow: 0 0 0 3px rgba(74, 222, 158, .22);
}
.kf-hero__title {
  font-size: 40px;
  font-weight: 700;
  line-height: 1.22;
  letter-spacing: -.01em;
  color: #ffffff;
  margin-bottom: 16px;
}
.kf-grad {
  background: linear-gradient(100deg, var(--kf-mint) 0%, var(--kf-mint-light) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.kf-hero__sub {
  max-width: 560px;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .72);
  margin-bottom: 20px;
}
.kf-hero__points {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
}
.kf-hero__points li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: 999px;
  font-size: 12.5px;
  color: rgba(255, 255, 255, .76);
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .12);
}
.kf-hero__points li::before {
  content: "";
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--kf-mint);
}
.kf-hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}
.kf-hero__login {
  font-size: 13.5px;
  font-weight: 600;
  color: rgba(255, 255, 255, .62);
  border-bottom: 1px solid rgba(255, 255, 255, .28);
  padding-bottom: 1px;
  transition: color .22s ease, border-color .22s ease;
}
.kf-hero__login:hover {
  color: #ffffff;
  border-color: var(--kf-mint);
}

/* Hero 视觉卡片（深色玻璃） */
.kf-hero__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 300px;
}
.kf-hero__card {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 380px;
  padding: 20px;
  border-radius: 14px;
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .14);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 24px 60px rgba(0, 0, 0, .38);
}
.kf-hero__card-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 12px;
  margin-bottom: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, .1);
  font-size: 13.5px;
  font-weight: 600;
  color: rgba(255, 255, 255, .9);
}
.kf-hero__pulse {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--kf-mint);
  box-shadow: 0 0 0 3px rgba(74, 222, 158, .22);
}
.kf-hero__live {
  margin-left: auto;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  color: var(--kf-mint-light);
  background: rgba(74, 222, 158, .14);
  border: 1px solid rgba(74, 222, 158, .3);
}
.kf-hero__bars { display: grid; gap: 12px; }
.kf-hero__bar {
  display: grid;
  grid-template-columns: 84px 1fr;
  align-items: center;
  gap: 12px;
  font-size: 12.5px;
  color: rgba(255, 255, 255, .68);
}
.kf-hero__bar i {
  display: block;
  height: 6px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--kf-mint-light) 100%);
  box-shadow: 0 0 12px rgba(74, 222, 158, .45);
}
.kf-hero__chip {
  position: absolute;
  z-index: 3;
  padding: 7px 14px;
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--kf-mint-light);
  background: rgba(255, 255, 255, .07);
  border: 1px solid rgba(74, 222, 158, .3);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, .3);
  animation: kf-float 5.5s ease-in-out infinite;
}
.kf-hero__chip--1 { top: 2%; left: 0; }
.kf-hero__chip--2 { top: 46%; right: -4px; animation-delay: -1.8s; }
.kf-hero__chip--3 { bottom: 2%; left: 6%; animation-delay: -3.4s; }

@keyframes kf-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* ---------- Hero 底部信任数据条（深色玻璃） ---------- */
.kf-hero__trust {
  position: relative;
  z-index: 2;
  margin-top: 44px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: var(--kf-radius);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  overflow: hidden;
}
.kf-trust__item {
  padding: 18px 16px;
  text-align: center;
  border-right: 1px solid rgba(255, 255, 255, .09);
}
.kf-trust__item:last-child { border-right: 0; }
.kf-trust__num {
  display: block;
  font-size: 22px;
  font-weight: 700;
  line-height: 1.25;
  color: var(--kf-mint);
  margin-bottom: 2px;
}
.kf-trust__label {
  font-size: 12.5px;
  color: rgba(255, 255, 255, .6);
}

/* ==========================================================================
   2. 热门产品（分类 + 产品卡片）
   ========================================================================== */
.kf-cats {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 24px;
}
.kf-cat {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 12px;
  color: var(--color-text-main);
  font-size: 13px;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
    background-color: rgb(255, 255, 255);
    box-shadow: rgba(0, 0, 0, 0.08) 0px 2px 8px;
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
}
.kf-cat:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}
.kf-cat__icon {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px; height: 30px;
  border-radius: 8px;
  color: #ffffff;
}
.kf-cat__icon svg { width: 26px; height: 26px; }
.kf-cat__icon img { width: 26px; height: 26px; object-fit: contain;}
.kf-cat__name {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.kf-cat.kf-is-active {
  border-color: var(--color-primary);
  background: var(--color-primary-bg);
  color: var(--color-primary-active);
  box-shadow: 0 0 0 2px rgba(32, 193, 128, .12);
}

.kf-hot__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  padding-bottom: 12px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--color-border-light);
}
.kf-hot__current {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text-main);
}
.kf-hot__current span { color: var(--color-primary); }
.kf-hot__count {
  margin-left: auto;
  font-size: 12.5px;
  color: var(--color-text-light);
}

.kf-products {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}
.kf-products.kf-fade { animation: kf-fade .32s ease both; }
@keyframes kf-fade {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.kf-pcard {
  display: flex;
  flex-direction: column;
background-color: rgb(255, 255, 255);
box-shadow: rgba(0, 0, 0, 0.08) 0px 2px 8px;
position: relative;
border-radius: 8px;
overflow: hidden;
transition: transform 0.3s, box-shadow 0.3s;
}
.kf-pcard:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}
.kf-pcard__thumb {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 76px;
  background: linear-gradient(135deg, var(--kf-c1, #20c180), var(--kf-c2, #119d64));
}
.kf-pcard__thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 76% 18%, rgba(255, 255, 255, .32), transparent 58%);
}
.kf-pcard__icon {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  border-radius: 10px;
  color: #ffffff;
  background: rgba(255, 255, 255, .2);
  border: 1px solid rgba(255, 255, 255, .38);
}
.kf-pcard__icon svg { width: 21px; height: 21px; }
.kf-pcard__icon img { width: 30px; height: 30px; object-fit: contain; border-radius: 7px; }
.kf-pcard__body {
  flex: 1 1 auto;
  padding: 12px 12px 8px;
}
.kf-pcard__name {
  font-size: 13.5px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--color-text-main);
  margin-bottom: 6px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 39px;
}
.kf-pcard__desc {
  font-size: 12px;
  line-height: 1.55;
  color: var(--color-text-light);
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.kf-pcard__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  padding-top: 10px;
  border-top: 1px dashed var(--color-border);
}
.kf-pcard__price {
  font-size: 15px;
  font-weight: 700;
  color: var(--price-color);
  white-space: nowrap;
}
.kf-pcard__price i {
  font-style: normal;
  font-size: 11.5px;
  margin-right: 1px;
}
.kf-pcard__price em {
  font-style: normal;
  font-size: 11px;
  font-weight: 500;
  color: var(--color-text-light);
  margin-left: 2px;
}
.kf-pcard__tag {
  flex: 0 0 auto;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  color: var(--color-primary-active);
  background: var(--color-primary-bg);
  border: 1px solid rgba(32, 193, 128, .24);
  white-space: nowrap;
}
.kf-pcard__tag a{
    text-decoration: none;
    color: inherit;
}
.kf-pcard__foot { padding: 0 12px 12px; }
.kf-pcard__btn {
  display: block;
  width: 100%;
  padding: 7px 0;
  border-radius: 6px;
  font-size: 12.5px;
  font-weight: 600;
  text-align: center;
  color: var(--color-primary-active);
  background: var(--color-primary-bg);
  border: 1px solid rgba(32, 193, 128, .28);
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.kf-pcard__btn:hover {
  color: #ffffff;
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.kf-hot__more {
  margin-top: 26px;
  text-align: center;
}

/* ==========================================================================
   3. 购买流程
   ========================================================================== */
.kf-flow__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}
.kf-flow-step {
  position: relative;
  padding: 22px 16px 20px;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    position: relative;
  text-align: center;
    background-color: #fff;
}
.kf-flow-step:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}
.kf-flow-step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  margin-bottom: 12px;
  border-radius: 50%;
  font-size: 15px;
  font-weight: 700;
  color: #ffffff;
  background: var(--color-primary);
  box-shadow: 0 4px 12px rgba(32, 193, 128, .28);
}
.kf-flow-step__title {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 6px;
}
.kf-flow-step__desc {
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--color-text-light);
}
.kf-flow-step::after {
  content: "";
  position: absolute;
  top: 41px;
  right: -9px;
  width: 14px; height: 2px;
  background: var(--color-border);
  z-index: 1;
}
.kf-flow-step:last-child::after { display: none; }

/* ==========================================================================
   4. 核心服务优势
   ========================================================================== */
.kf-services__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.kf-service-card {
  padding: 22px 18px;
    background-color: #fff;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    position: relative;
}
.kf-service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}
.kf-service-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  margin-bottom: 14px;
  border-radius: 10px;
  color: var(--color-primary-active);
  background: var(--color-primary-bg);
  border: 1px solid rgba(32, 193, 128, .2);
}
.kf-service-card__icon svg { width: 20px; height: 20px; }
.kf-service-card__title {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 7px;
}
.kf-service-card__desc {
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--color-text-light);
}

/* ==========================================================================
   5. 多平台覆盖
   ========================================================================== */
.kf-platforms__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.kf-platform-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
    background-color: #fff;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    position: relative;
}
.kf-platform-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}
.kf-platform-card__icon {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px; height: 34px;
  border-radius: 9px;
  color: #ffffff;
  background: linear-gradient(135deg, var(--kf-c1, #20c180), var(--kf-c2, #119d64));
}
.kf-platform-card__icon svg { width: 18px; height: 18px; }
.kf-platform-card__name {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-main);
  margin-bottom: 2px;
}
.kf-platform-card__desc {
  font-size: 12px;
  line-height: 1.5;
  color: var(--color-text-light);
}
.kf-platforms__more {
  margin-top: 26px;
  text-align: center;
}


/* ==========================================================================
   7. 典型业务场景
   ========================================================================== */
.kf-scenes__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.kf-scene {
  position: relative;
  padding: 22px 18px;
    background-color: #fff;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    position: relative;
}
.kf-scene::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--color-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s ease;
}
.kf-scene:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}
.kf-scene:hover::after { transform: scaleX(1); }
.kf-scene__index {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--color-primary);
  margin-bottom: 8px;
}
.kf-scene__title {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 7px;
}
.kf-scene__desc {
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--color-text-light);
}
.kf-scenes__more {
  margin-top: 26px;
  text-align: center;
}

/* ==========================================================================
   8. 为什么选择 7KF
   ========================================================================== */
.kf-why__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.kf-why__item {
  display: flex;
  gap: 12px;
  padding: 16px;
    background-color: #fff;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    position: relative;
}
.kf-why__item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}
.kf-why__icon {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px; height: 34px;
  border-radius: 9px;
  color: var(--color-primary-active);
  background: var(--color-primary-bg);
  border: 1px solid rgba(32, 193, 128, .2);
}
.kf-why__icon svg { width: 18px; height: 18px; }
.kf-why__title {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 4px;
}
.kf-why__desc {
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--color-text-light);
}

/* ==========================================================================
   10. 合规与信任说明
   ========================================================================== */
.kf-compliance { padding: 36px 0; background: var(--color-bg-main); }
.kf-compliance__box {
  display: flex;
  gap: 14px;
  padding: 20px 22px;
  border-radius: var(--kf-radius);
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-primary);
}
.kf-compliance__icon {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px; height: 34px;
  border-radius: 9px;
  color: var(--color-primary-active);
  background: #ffffff;
  border: 1px solid rgba(32, 193, 128, .24);
}
.kf-compliance__icon svg { width: 18px; height: 18px; }
.kf-compliance__title {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 6px;
}
.kf-compliance__text {
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--color-text-light);
}

/* ==========================================================================
   11. 最终 CTA
   ========================================================================== */
.kf-cta {
  position: relative;
  padding: 60px 0;
  background: linear-gradient(135deg, var(--color-primary-active) 0%, var(--color-primary) 62%, #4ade9e 100%);
  color: #ffffff;
  overflow: hidden;
}
.kf-cta__glow {
  position: absolute;
  top: -140px; left: 50%;
  width: 640px; height: 360px;
  transform: translateX(-50%);
  border-radius: 50%;
  background: rgba(255, 255, 255, .22);
  filter: blur(100px);
  pointer-events: none;
}
.kf-cta__inner {
  position: relative;
  z-index: 2;
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}
.kf-cta__title {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.35;
  color: #ffffff;
  margin-bottom: 14px;
}
.kf-cta__text {
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(255, 255, 255, .9);
  margin-bottom: 26px;
}
.kf-cta__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 18px;
}
.kf-cta__note {
  font-size: 12.5px;
  line-height: 1.7;
  color: rgba(255, 255, 255, .82);
}

/* ==========================================================================
   响应式
   ========================================================================== */
@media (max-width: 1080px) {
  .kf-hero__inner { grid-template-columns: 1fr; gap: 36px; }
  .kf-hero__visual { min-height: 260px; }
  .kf-hero__sub { max-width: 100%; }

  .kf-services__grid,
  .kf-platforms__grid,
  .kf-scenes__grid { grid-template-columns: repeat(2, 1fr); }

  .kf-reviews__grid,
  .kf-why__grid { grid-template-columns: repeat(2, 1fr); }

  .kf-flow__grid { grid-template-columns: repeat(3, 1fr); }
  .kf-flow-step::after { display: none; }

  .kf-cats { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .kf-products { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 760px) {
  .kf-section { padding: 40px 0; }
  .kf-container { padding: 0 16px; }

  .kf-hero { padding: 44px 0 36px; }
  .kf-hero__title { font-size: 28px; }
  .kf-hero__chip { display: none; }
  .kf-hero__visual { min-height: 220px; }
  .kf-hero__trust { margin-top: 32px; grid-template-columns: repeat(2, 1fr); }
  .kf-trust__item {
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, .09);
  }
  .kf-trust__item:nth-child(odd) { border-right: 1px solid rgba(255, 255, 255, .09); }
  .kf-trust__item:nth-child(3),
  .kf-trust__item:nth-child(4) { border-bottom: 0; }

  .kf-h2 { font-size: 22px; }
  .kf-sec-head { margin-bottom: 24px; }

  .kf-services__grid,
  .kf-platforms__grid,
  .kf-scenes__grid,
  .kf-reviews__grid,
  .kf-why__grid,
  .kf-help__grid { grid-template-columns: 1fr; }

  .kf-flow__grid { grid-template-columns: repeat(2, 1fr); }

  .kf-cats { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
  .kf-cat { padding: 8px 10px; font-size: 12.5px; gap: 7px; }
  .kf-cat__icon { width: 26px; height: 26px; }
  .kf-cat__icon svg { width: 14px; height: 14px; }

  .kf-products { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }

  .kf-help-item__media { flex: 0 0 96px; }
  .kf-help-item__media svg { width: 52px; height: 52px; }

  .kf-compliance__box { flex-direction: column; gap: 10px; padding: 18px; }
  .kf-cta { padding: 48px 0; }
  .kf-cta__title { font-size: 22px; }
}

@media (max-width: 460px) {
  .kf-cats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .kf-products { grid-template-columns: 1fr; }
  .kf-flow__grid { grid-template-columns: 1fr; }
  .kf-hero__actions .kf-btn { width: 100%; }
  .kf-cta__actions .kf-btn { width: 100%; }

  .kf-help-item__media { flex: 0 0 84px; }
  .kf-help-item__media svg { width: 44px; height: 44px; }
  .kf-help-item__body { padding: 12px 13px; }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
}
.category-seo-heading{width:100%;margin:20px auto}
.category-seo-title{margin:0;font-size:26px;line-height:1.3;color:#111827;font-weight:700}
.seo-breadcrumbs {
            display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    width: 100%;
    box-sizing: border-box;
    margin: 12px auto 0;
    padding: 10px 14px;
    border: 1px solid #e6e8eb;
    border-radius: 8px;
    background: #f8fafc;
    color: #5b6774;
    font-size: 13px;
    line-height: 1.5;
}

.seo-breadcrumbs a {
    color: #5b6774;
    text-decoration: none;
}

.seo-breadcrumbs a:hover {
    color: #0b6cff;
}

.seo-breadcrumbs .sep {
    color: #aab2bd;
}

.seo-breadcrumbs .active {
    color: #111827;
    font-weight: 600;
}
.category-seo-links{width:100%;box-sizing:border-box;margin:22px auto 0;padding:20px;border:1px solid #e6e8eb;border-radius:12px;background:#f8fafc}
.category-seo-links .category-seo-links-inner{display:grid;grid-template-columns:1fr;gap:18px}
.category-seo-current{display:inline-flex;align-items:center;gap:8px;padding:9px 14px;border:1px solid #d9e2ef;border-radius:8px;background:#fff;color:#111827;font-weight:700}
.category-seo-current span{color:#5b6774;font-weight:500}
.category-seo-block h3{margin:0 0 10px;font-size:15px;font-weight:700;color:#111827}
.category-seo-list{display:flex;flex-wrap:wrap;gap:10px}
.category-seo-list a{display:inline-flex;align-items:center;padding:8px 12px;border:1px solid #e6e8eb;border-radius:8px;background:#fff;color:#374151;text-decoration:none;font-size:13px;line-height:1.4}
.category-seo-list a:hover{border-color:var(--color-primary);color:var(--color-primary)}
@media (min-width:768px){.category-seo-links .category-seo-links-inner{grid-template-columns:1fr 1fr}}