/* 字体声明 */
@font-face {
    font-family: 'MiSans';
    src: url('../font/MiSans-Regular.ttf');
    font-weight: normal;
    font-style: normal;
}

/* 横屏提示遮罩：手机竖屏时显示，横屏后自动关闭 */
.rotate-prompt {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.92);
    z-index: 9999;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 24px;
}

.rotate-prompt.visible {
    display: flex;
}

.rotate-prompt-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 24px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='4' y='2' width='16' height='20' rx='2' ry='2' transform='rotate(90 12 12)'/%3E%3Cline x1='12' y1='18' x2='12.01' y2='18'/%3E%3C/svg%3E") center/contain no-repeat;
}

.rotate-prompt-text {
    color: #fff;
    font-size: 18px;
    text-align: center;
    margin: 0;
}

.prompt-text-multi {
    text-align: center;
}

.prompt-text-line {
    color: #fff;
    font-size: 16px;
    margin: 6px 0 0;
    line-height: 1.4;
}

.prompt-text-line:first-child {
    margin-top: 0;
}

/* 微信内打开时提示使用浏览器 */
.wechat-prompt {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.92);
    z-index: 9999;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 24px;
}

.wechat-prompt.visible {
    display: flex;
}

.wechat-prompt-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 24px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cline x1='2' y1='12' x2='22' y2='12'/%3E%3Cpath d='M12 2a15.3 15.3 0 0 1 4 10 15.3 15.3 0 0 1-4 10 15.3 15.3 0 0 1-4-10 15.3 15.3 0 0 1 4-10z'/%3E%3C/svg%3E") center/contain no-repeat;
}

.wechat-prompt-text {
    color: #fff;
    font-size: 18px;
    text-align: center;
    margin: 0;
}

.wechat-prompt .prompt-text-multi {
    margin-top: 0;
}

/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-size: 16px;
}

body {
    font-family: 'MiSans', 'Microsoft YaHei', 'SimHei', Arial, sans-serif;
    color: #333;
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.beian {

    text-align: center;
    transform: translateY(23px);
}



.beianlink {
    color: #ffffff;
    text-decoration: none;
    font-size: 12px;
}

.beianlink:hover,
.beianlink:focus,
.beianlinka:active {
    text-decoration: none;
}

.visitlink {
    color: #ffffff;
    text-decoration: none;
    font-size: 12px;
}

@media (min-width:1280px) {}

@media (min-width:1440px) {
    .visitlink {
    color: #ffffff;
    text-decoration: none;
    font-size: 12px;
    position: relative;
    left: 3.25rem; 
}
}

@media (min-width:1680px) {}

@media (min-width:1920) {}

@media (min-width:2560) {}

.visitlink:hover,
.visitlink:focus,
.visitlink:active {
    text-decoration: none;
}

/* 顶部导航栏 */
.header {
    height: 12%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    padding-left: 5%;
    padding-right: 5%;
    background-color: rgba(255, 255, 255, 0);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    /* position: fixed; */
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: 0 1px 0px rgba(204, 204, 204, 0.5);
    /* 阴影描边 */
}

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 50px;
    width: auto;
    object-fit: contain;
}

.logo-img {
    height: 40px;
    width: auto;
}

.nav {
    display: flex;
    gap: 30px;
}

/* 导航列表样式 */
.nav-list {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 0;
}

.nav-item {
    position: relative;
    margin: 0;
}

.nav-link {
    display: block;
    color: #fff;
    text-decoration: none;
    font-size: 16px;
    transition: all 0.3s;
    padding: 25px 20px;
    cursor: pointer;
}

/* 主菜单选中时背景为红色 */
.nav-link.active,
.nav-item.active>.nav-link {
    background-color: #E60012;
    color: #fff;
}

/* 鼠标悬停时主菜单背景变红 */
.nav-item:hover>.nav-link {
    background-color: #E60012;
    color: #fff;
}

/* 下拉菜单样式 */
.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: rgb(255, 255, 255);
    /* 毛玻璃核心：只模糊背景，不模糊文字 */
    -webkit-backdrop-filter: blur(10px);
    /* Safari 兼容 */
    backdrop-filter: blur(10px);
    min-width: 180px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
    list-style: none;
    padding: 8px 0;
    margin: 0;
    z-index: 1001;
    border-radius: 4px;
}

/* 子菜单向右展开 */
.dropdown-menu .dropdown-menu {
    top: 0;
    left: 100%;
    margin-left: 4px;
}

.dropdown-menu li {
    margin: 0;
    position: relative;
}

.dropdown-menu li a {
    display: block;
    padding: 10px 20px;
    color: #333;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s;
}

.dropdown-menu li a:hover {
    background-color: #090909;
    color: #faf9f9;
}

/* 悬停时显示下拉菜单 */
.nav-item.dropdown:hover>.dropdown-menu {
    display: block;
}

/* 子菜单项悬停时显示嵌套子菜单 */
.dropdown-menu li:hover>.dropdown-menu {
    display: block;
}

.language-switch {
    display: flex;
    align-items: center;
    gap: 8px;
}

.language-switch span {
    display: flex;
    align-items: center;
    cursor: pointer;
    transition: all 0.3s;
}

.language-switch span.lang-icon {
    cursor: default;
}

.language-switch span img {
    width: 20px;
    height: auto;
    display: block;
}

.language-switch .lang-active {
    background-color: #c11920;
    padding: 4px 8px;
    border-radius: 8px;
}

.language-switch span:not(.lang-icon):not(.lang-active):hover {
    opacity: 0.8;
}

/* 确保语言切换项可点击 */
.language-switch span:not(.lang-icon) {
    cursor: pointer;
    user-select: none;
}

/* 轮播区 */
.hero {
    position: relative;
    overflow: hidden;
    width: 100%;
    height: 100vh;
    min-height: 600px;
}

.hero-slider {
    position: relative;
    width: 100%;
    height: 100%;
}

.hero-slide {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
}

.hero-content {
    position: absolute;
    top: 10%;
    left: 1%;
    transform: translate(-50%, -50%);
    text-align: center;
    z-index: 10;
    position: relative;
    display: inline-block;
}

.hero-text-image {
    width: auto;
    height: auto;
    max-width: 80%;
    display: block;
}

.hero-title {
    position: absolute;
    top: 38%;
    left: 18%;
    transform: translateY(-50%);
    margin: 0;
    white-space: nowrap;
    font-size: 42px;
    letter-spacing: 0.5em;
    color: #fff;
    font-weight: bold;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    z-index: 1;
}

.hero-subtitle {
    font-size: 24px;
    color: #fff;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
}

.hero-indicators {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s;
}

.indicator.active {
    background-color: #E60012;
}

/* 主体内容区域 */
.about-content-wrap {
    position: relative;
    min-height: 100vh;
    background-image: url('../img/华丰/关于我们/公司简介/背景图.png');
    background-size: cover;
    background-position: center top;
    background-repeat: no-repeat;
    background-attachment: scroll;
    padding-bottom: 0;
}

.about-nav-bar {
    padding: 20px 0 0;
    background: transparent;
}

.about-nav-inner {
    padding-bottom: 0;
    overflow: hidden;
}

.breadcrumb {
    float: right;
    font-size: 14px;
    color: #666;
    margin-bottom: 2%;
    margin-right: 3%;
}

.breadcrumb a {
    color: #666;
    text-decoration: none;
}

.breadcrumb a:hover {
    color: #E60012;
}

.breadcrumb-sep {
    margin: 0 8px;
    color: #999;
}

.breadcrumb-current {
    color: #7c7676;
}

.about-tabs {
    display: flex;
    list-style: none;
    margin: 0 auto;
    padding: 0;
    gap: 0;
    flex-wrap: nowrap;
    clear: both;
    width: 1100px;
    max-width: 95%;
}

.about-tab {
    margin: 0;
    flex: 1;
    min-width: 0;
}

.about-tab {
    cursor: pointer;
}

.about-tab a {
    display: block;
    padding: 15px 8px;
    color: #444;
    text-decoration: none;
    font-size: 18px;
    border-bottom: 3px solid transparent;
    transition: all 0.25s;
    white-space: nowrap;
    text-align: center;
    overflow: hidden;
    text-overflow: ellipsis;
}

.about-tab a:hover {
    color: #E60012;
}

.about-tab.active a {
    color: #333;
    border-bottom-color: #E60012;
}

.about-main {
    background: transparent;
}

.about-tab-panel {
    display: none;
}

.about-tab-panel.active {
    display: block;
}

.about-panel-placeholder {
    padding: 48px 0 80px;
}

/* 企业产品页：单个产品详情卡片 */
.products-detail-wrap {
    margin: 32px 0 80px;
    margin-left: 10%;
    max-width: 80%;
}

.product-detail-card {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    max-width: 560px;
}

.product-detail-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.product-detail-overlay {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 24px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.6), transparent);
    display: flex;
    align-items: center;
    gap: 16px;
}

.product-detail-icon {
    width: 48px;
    height: auto;
    object-fit: contain;
}

.product-detail-name {
    margin: 0;
    font-size: 1.4rem;
    font-weight: bold;
    color: #fff;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

/* 组织架构 */
.about-structure-content {
    padding: 48px 0 80px;
}

.about-structure-content .about-profile-title {
    margin-bottom: 12px;
    margin-left: 9%;
}

.about-structure-line {
    display: block;
    height: 0.375rem;
    margin: 0 0 2rem 9%;
    width: 35%;
}

@media (min-width:1280px) {}

@media (min-width:1440px) {
    .about-structure-line {

        width: 36%;
    }
}

@media (min-width:1680px) {}

@media (min-width:1920) {}

@media (min-width:2560) {}

.about-structure-chart-wrap {
    width: 100%;
    max-width: 100%;
    overflow: hidden;
}

/* 组织架构图：图片 + 对应位置文字叠放 */
.org-chart-overlay {
    position: relative;
    width: 80%;
    max-width: 900px;
    margin: 0 auto;
}

.org-chart-overlay .about-structure-chart {
    width: 100%;
    height: auto;
    display: block;
    vertical-align: top;
}

.org-text {
    position: absolute;
    transform: translate(-50%, -50%);
    font-size: 14px;
    font-weight: 600;
    white-space: nowrap;
    pointer-events: none;
}

.org-text-ceo {
    color: #fff;
    font-size: 16px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    left: 50.5%;
    top: 22%;
}

.org-text-director {
    color: #564d4c;
    font-size: 14px;
    left: 19%;
    top: 61%;
}

.org-text-sale {
    color: #564d4c;
    font-size: 13px;
    left: 50.5%;
    top: 61%;
}

.org-text-tech {
    color: #564d4c;
    font-size: 13px;
    left: 3.5%;
    top: 95%;
}

.org-text-pro-dept {
    color: #564d4c;
    font-size: 13px;
    left: 11.5%;
    top: 95%;
}

.org-text-qc {
    color: #564d4c;
    font-size: 13px;
    left: 20%;
    top: 95%;
}

.org-text-equip {
    color: #564d4c;
    font-size: 13px;
    left: 28%;
    top: 95%;
}

.org-text-plan {
    color: #564d4c;
    font-size: 13px;
    left: 36%;
    top: 95%;
}

.org-text-market {
    color: #564d4c;
    font-size: 13px;
    left: 44.5%;
    top: 95%;
}

.org-text-trade {
    color: #564d4c;
    font-size: 13px;
    left: 54%;
    top: 95%;
}

.org-text-store {
    color: #564d4c;
    font-size: 13px;
    left: 64%;
    top: 95%;
}

.org-text-pur {
    color: #564d4c;
    font-size: 13px;
    left: 72%;
    top: 95%;
}

.org-text-index {
    color: #564d4c;
    font-size: 13px;
    left: 80%;
    top: 95%;
}

.org-text-hr {
    color: #564d4c;
    font-size: 13px;
    left: 88%;
    top: 95%;
}

.org-text-office {
    color: #564d4c;
    font-size: 13px;
    left: 98.5%;
    top: 95%;
}

@media (min-width:1280px) {}

@media (min-width:1440px) {
    .org-text-ceo {
        color: #fff;
        font-size: 16px;
        text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
        left: 49.5%;
        top: 22%;
    }

    .org-text-director {
        color: #564d4c;
        font-size: 14px;
        left: 17.4%;
        top: 61%;
    }

    .org-text-sale {
        color: #564d4c;
        font-size: 13px;
        left: 49.5%;
        top: 61%;
    }

    .org-text-tech {
        color: #564d4c;
        font-size: 13px;
        left: 3.5%;
        top: 95%;
    }

    .org-text-pro-dept {
        color: #564d4c;
        font-size: 13px;
        left: 11.5%;
        top: 95%;
    }

    .org-text-qc {
        color: #564d4c;
        font-size: 13px;
        left: 20%;
        top: 95%;
    }

    .org-text-equip {
        color: #564d4c;
        font-size: 13px;
        left: 28%;
        top: 95%;
    }

    .org-text-plan {
        color: #564d4c;
        font-size: 13px;
        left: 36%;
        top: 95%;
    }

    .org-text-market {
        color: #564d4c;
        font-size: 13px;
        left: 44.5%;
        top: 95%;
    }

    .org-text-trade {
        color: #564d4c;
        font-size: 13px;
        left: 54%;
        top: 95%;
    }

    .org-text-store {
        color: #564d4c;
        font-size: 13px;
        left: 64%;
        top: 95%;
    }

    .org-text-pur {
        color: #564d4c;
        font-size: 13px;
        left: 72%;
        top: 95%;
    }

    .org-text-index {
        color: #564d4c;
        font-size: 13px;
        left: 80%;
        top: 95%;
    }

    .org-text-hr {
        color: #564d4c;
        font-size: 13px;
        left: 88%;
        top: 95%;
    }

    .org-text-office {
        color: #564d4c;
        font-size: 13px;
        left: 98.5%;
        top: 95%;
    }
}

@media (min-width:1680px) {}

@media (min-width:1920) {}

@media (min-width:2560) {}


.org-text-last {
    transform: translate(-100%, -50%);
}

.about-structure-chart {
    width: 80%;
    height: auto;
    display: block;
    margin: 0 auto;
    object-fit: contain;
}

.about-placeholder-text {
    color: #999;
    font-size: 15px;
}

/* 企业荣誉 */
.about-honor-content {
    padding: 48px 0 0px;
}

.about-honor-content .about-profile-title {
    margin-bottom: 12px;
}

.about-CH-title {
    margin-left: 0%;
    margin-bottom: 2%;
}

.about-honor-line {
    display: block;
    height: auto;
    margin: 0 0 32px 0;
    width: 50%;
}

.about-honor-inner {
    display: flex;
    align-items: stretch;
    margin-left: 5%;
}

.about-honor-text-wrap {
    flex: 1;
    min-width: 0;
    margin-left: 5.5%;
}

.about-honor-text {
    font-size: 13px;
    line-height: 3;
    color: #444;
    text-align: justify;
    margin: 0;
}

.about-honor-highlight {
    color: #E60012;
}

.about-honor-img-wrap {
    flex: 0 0 26%;
    display: flex;
    justify-content: center;
    min-height: 0;
}

.about-honor-img {
    width: auto;
    height: 69%;
    object-fit: contain;
    object-position: center;
}

/* 资质证书 + 荣誉列表（与参考图一致） */
.about-cert-row {
    display: flex;
    align-items: flex-start;
    gap: 56px;
    background-color: #d9e7ec;
}

.about-cert-left {
    flex: 1;
    min-width: 0;
}

/* 轮播容器：高度宽度随当前图片尺寸变化 */
.about-cert-carousel {
    position: relative;
    width: 100%;
    overflow: hidden;
    border-radius: 4px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.about-cert-slides {
    position: relative;
    width: 100%;
}

.about-cert-slide {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease;
}

.about-cert-slide.active {
    position: relative;
    opacity: 1;
    visibility: visible;
    z-index: 1;
    height: auto;
}

.about-cert-img {
    width: 100%;
    display: block;
    object-fit: contain;
    object-position: center;
}

.about-cert-slide .about-cert-img {
    height: 100%;
}

.about-cert-slide.active .about-cert-img {
    height: auto;
}

/* 叠在轮播图顶部的标题区 */
.about-cert-overlay-top {
    position: absolute;
    left: 0;
    top: 0;
    right: 0;
    padding: 20px 24px 0;
    z-index: 2;
    pointer-events: none;
}

.about-cert-overlay-top .about-cert-title-wrap {
    position: relative;
    margin-bottom: 8px;
    text-align: center;
}

.about-cert-overlay-top .about-cert-title-bg {
    position: absolute;
    left: 0;
    right: 0;
    top: -0.2em;
    font-size: 2rem;
    font-weight: 700;
    color: #7f7d7d26;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-align: center;
}

.about-cert-overlay-top .about-cert-title {
    position: relative;
    font-size: 3rem;
    font-weight: bold;
    color: #000;
    margin: 0 0 6px 0;
}

.about-cert-overlay-top .about-cert-lines {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 0;
}

.about-cert-overlay-top .about-cert-line,
.about-cert-overlay-top .about-cert-line-last {
    display: block;
    flex: 0 0 24px;
    width: 24px;
    min-width: 24px;
    height: 2px;
    min-height: 2px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.about-cert-overlay-top .about-cert-line {
    background: #1c1c1c;
}

.about-cert-overlay-top .about-cert-line-last {
    background: #ffd700;
}

/* 叠在轮播图底部的圆点 */
.about-cert-dots {
    position: absolute;
    bottom: 16px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    gap: 12px;
    z-index: 2;
    pointer-events: none;
}

.about-cert-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    transition: background 0.3s;
    cursor: pointer;
    pointer-events: auto;
}

.about-cert-dot.active {
    background: #E60012;
}

.about-cert-dot:hover {
    background: rgba(255, 255, 255, 0.8);
}

.about-cert-right {
    flex: 0 0 42%;
    min-width: 0;
    display: flex;
    align-items: flex-start;
    gap: 24px;
    margin-top: 3.5%;
}

.about-honor-icon-img {
    flex-shrink: 0;
    width: 3.7%;
    height: auto;
    display: block;
    object-fit: contain;
}


.about-honor-list {
    flex: 1;
    min-width: 0;
    list-style: none;
    margin: 0;
    padding: 0;
}

.about-honor-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 1rem;
    font-size: 14px;
    line-height: 1.62;
    color: #000;
}

@media (max-width: 1366px) {
    .about-honor-list li {

        line-height: 1.4;
    }
}

@media (min-width: 1367px) and (max-width: 1416px) {
    .about-honor-list li {

        line-height: 1.38;
    }
}

@media (min-width: 1417px) and (max-width: 1456px) {
    .about-honor-list li {

        line-height: 1.48;
    }
}

@media (min-width: 1457px) and (max-width: 1506px) {
    .about-honor-list li {

        line-height: 1.58;
    }
}

@media (min-width: 1507px) and (max-width: 1556px) {
    .about-honor-list li {

        line-height: 1.68;
    }
}

@media (min-width: 1557px) and (max-width: 1606px) {
    .about-honor-list li {

        line-height: 1.7;
    }
}

@media (min-width: 1607px) and (max-width: 1656px) {
    .about-honor-list li {

        line-height: 1.88;
    }
}

@media (min-width: 1657px) and (max-width: 1706px) {
    .about-honor-list li {

        line-height: 1.98;
    }
}

@media (min-width: 1707px) and (max-width: 1756px) {
    .about-honor-list li {

        line-height: 2;
    }
}

@media (min-width: 1757px) and (max-width: 1806px) {
    .about-honor-list li {

        line-height: 2.18;
    }
}

@media (min-width: 1857px) and (max-width: 1906px) {
    .about-honor-list li {

        line-height: 2.28;
    }
}

@media (min-width: 1907px) and (max-width: 1956px) {
    .about-honor-list li {

        line-height: 2.3;
    }
}

@media (min-width: 1957px) and (max-width: 2006px) {
    .about-honor-list li {

        line-height: 2.48;
    }
}

@media (min-width: 2007px) and (max-width: 2056px) {
    .about-honor-list li {

        line-height: 2.48;
    }
}

@media (min-width: 2057px) and (max-width: 2106px) {
    .about-honor-list li {

        line-height: 2.48;
    }
}

@media (min-width: 2107px) and (max-width: 2156px) {
    .about-honor-list li {

        line-height: 2.7;
    }
}

/* 发展历程时间线 */
.about-history-content {
    padding: 48px 0 0px;
}

@media (min-width:1280px) {}

@media (min-width:1440px) {
    .about-history-content {
        margin-left: 8.4375rem;
    }
}

@media (min-width:1680px) {}

@media (min-width:1920) {}

@media (min-width:2560) {}

.history-profile-title {
    font-size: 1.6rem;
    font-weight: bold;
    color: #333;
    position: relative;
}

.history-timeline-wrapper {
    position: relative;
    width: 100%;
}

.history-timeline-img {
    width: 100%;
    max-width: 100%;
    height: auto;
    display: block;
    position: relative;
    z-index: 1;
}

.history-events-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
}

.history-event {
    position: absolute;
    max-width: 280px;
    line-height: 1.6;
    text-align: left;
}

.history-year {
    align-items: flex-start;
    margin-bottom: 8px;
}

.history-year-num {
    font-size: 1.56rem;
    font-weight: bold;
    color: #E60012;
    line-height: 1.2;
}

.history-year-suffix {
    font-size: 12px;
    color: #E60012;
    line-height: 1.2;
}

.history-desc {
    font-size: 1rem;
    color: #444;
    line-height: 1.7;
    font-weight: 900;
}

.history-desc2 {
    font-size: 0.8rem;
    color: #444;
    line-height: 1.7;
}

/* 2005年 - 左侧，时间线上方 */
.history-event-2005 {
    left: 16%;
    top: 35%;
}

/* 2012年 - 左侧，时间线下方 */
.history-event-2012 {
    left: 26%;
    top: 84%;
}

/* 2015年 - 中间偏左，时间线上方 */
.history-event-2015 {
    left: 34%;
    top: 16%;
}

/* 2017年 - 中间，时间线下方（左缘固定，只向右延伸） */
.history-event-2017 {
    left: 48%;
    top: 71%;
}

/* 2019年 - 中间偏右，时间线上方 */
.history-event-2019 {
    left: 56%;
    top: 21%;
}

/* 2021年 - 右侧，时间线下方 */
.history-event-2021 {
    left: 68%;
    top: 59%;
}

/* 2022年 - 右侧，时间线上方 */
.history-event-2022 {
    left: 76%;
    top: 2%;
}

.about-profile {
    padding: 40px 0 32px;
    background: transparent;
}

.about-profile-title {
    font-size: 3.6rem;
    font-weight: bold;
    color: #333;
    margin: 0px 0px 2% 6%;
}

.title-font {

    font-size: 2.625rem;
}

.about-profile-title-en {
    font-size: 0.9375rem;
    font-weight: normal;
    color: #999;
    margin-left: -1%;
    letter-spacing: 1px;
    text-transform: uppercase;
}

@media (min-width:1280px) {}

@media (min-width:1440px) {
    .about-profile-title-en {
        font-size: 0.9375rem;
        font-weight: normal;
        color: #999;
        margin-left: 0%;
        letter-spacing: 1px;
        text-transform: uppercase;
    }
}

@media (min-width:1680px) {}

@media (min-width:1920) {}

@media (min-width:2560) {}

.about-profile-text {
    max-width: 80%;
    border-left: 1px solid #3d3d3d5e;
    padding-left: 33px;
    margin-left: 13%;
}

.about-profile-text p {
    font-size: 12px;
    line-height: 1.9;
    color: #444;
    margin: 0 0 14px 0;
    text-align: justify;
}

.about-profile-text p:last-child {
    margin-bottom: 0;
}

.about-building {
    padding: 0 0 40px;
    background: transparent;
}

.about-building-wrap {
    position: relative;
    width: 100%;
    margin-top: 5%;
}

.about-building-img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.about-building-deco {
    position: absolute;
    width: 8px;
    height: 80px;
    background: #E60012;
    bottom: 24px;
}

.about-building-deco-l {
    left: 20px;
}

.about-building-deco-r {
    right: 20px;
}

.about-reasons {
    background: transparent;
    padding: 40px 0 56px;
}

.about-reasons-inner {
    display: flex;
    align-items: stretch;
    gap: 48px;
}

.about-reasons-left {
    flex: 0 0 38%;
    position: relative;
    min-height: 260px;
}

.about-reasons-img {
    width: 100%;
    height: 100%;
    min-height: 260px;
    object-fit: cover;
    display: block;
}

.about-reasons-deco {
    position: absolute;
    bottom: 16px;
    left: 0;
    width: 8px;
    height: 60px;
    background: #E60012;
}

.about-reasons-right {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.about-reasons-title {
    font-size: 1.6rem;
    font-weight: bold;
    color: #333;
    margin: 0 0 20px 0;
}

.about-reasons-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.about-reasons-list li {
    position: relative;
    /* padding-left: 20px; */
    margin-bottom: 12px;
    font-size: 15px;
    line-height: 1.75;
    color: #444;
}

/* .about-reasons-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #E60012;
} */

.about-reasons-list li:last-child {
    margin-bottom: 0;
}

/* 发展历程 */

.history-line {
    /* margin-left: 10%; */
    display: block;
    width: 45%;
    margin: -1.3125rem 0 -1.75rem 7.5625rem;
    height: 4.8125rem;
}

@media (min-width:1280px) {}

@media (min-width:1440px) {
    .history-line {
        /* margin-left: 10%; */
        display: block;
        width: 31%;
        margin: -1.3125rem 0 -1.75rem 7.5625rem;
        height: 4.8125rem;
    }
}

@media (min-width:1680px) {}

@media (min-width:1920) {}

@media (min-width:2560) {}


.history-profile-title {
    margin-left: 10%;
}

/* 企业文化 - 四块 + 底部口号 */
.about-culture-content {
    padding: 48px 5% 64px;
}

.about-ec-title {
    margin-left: 4%;
    margin-bottom: 8%;
}

.about-culture-content .about-profile-title {
    margin-bottom: 32px;

}

.about-culture-blocks {
    display: flex;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 24px;
    margin-bottom: 48px;
}

.about-culture-blocks .about-culture-block:first-of-type {
    margin-left: 5%;
}

.about-culture-block {
    flex: 0 0 22%;
    max-width: 220px;
    min-width: 160px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.about-culture-img-wrap {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    overflow: hidden;
    margin-bottom: 20px;
    flex-shrink: 0;
}

.about-culture-img {
    width: 85%;
    height: 100%;
    display: block;
    margin: 0 auto;
    object-fit: cover;
}

.about-culture-title {
    font-size: 18px;
    font-weight: bold;
    color: #E60012;
    margin: 0 0 12px 0;
}

.about-culture-desc {
    font-size: 14px;
    color: #555;
    line-height: 1.6;
    margin: 0 0 4px 0;
}

.about-culture-desc:last-of-type {
    margin-bottom: 0;
}

.about-culture-slogan {
    font-size: 15px;
    color: #444;
    line-height: 1.8;
    text-align: center;
    margin: 0;
    padding: 0 5%;
}

/* 联系我们 */
.about-contact-content {
    padding: 48px 5% 80px;
}

.about-contact-content .about-profile-title {
    margin-bottom: 12px;
}

.about-contact-line {
    display: block;
    height: auto;
    margin: 0 0 32px 10%;
    width: 60px;
}

.about-contact-row {
    display: flex;
    align-items: stretch;
    gap: 24px;
    min-height: 420px;
}

.about-contact-left {
    background: url('../img/华丰/关于我们/联系我们/左背景.png') no-repeat center;
    background-size: cover;
    padding: 40px 36px 44px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    margin-left: 3%;
}

.about-contact-header {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    margin-bottom: 15px;
    margin-left: 8%
}

.about-contact-logo {
    width: auto;
    height: 48px;
    display: block;
    margin: 0 0 12px 0;
}

.about-contact-company {
    font-size: 31px;
    font-weight: bold;
    color: #333;
    margin: 0;
    text-align: left;
}

.about-contact-list {
    list-style: none;
    margin: 0;
    width: 100%;
    padding-top: 0%;
}

.about-contact-item {
    padding: 25px 0;
    text-align: left;
    margin: 3% 0;
}

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

/* 每条联系项可单独调整位置：改 margin / padding 即可 */
.about-contact-item--market {
    margin-top: 5%;
    margin-bottom: 0;
    padding-top: 20px;
    padding-bottom: 20px;
}

.about-contact-item--trade {
    margin-top: 9%;
    margin-bottom: 0;
    padding-top: 20px;
    padding-bottom: 20px;
}

.about-contact-item--hr {
    margin-top: 8%;
    margin-bottom: 0;
    padding-top: 20px;
    padding-bottom: 20px;
}

.about-contact-item--addr {
    margin-top: 6%;
    margin-bottom: 0;
    padding-top: 20px;
    padding-bottom: 20px;
}

.about-contact-label {
    display: block;
    font-size: 15px;
    font-weight: bold;
    color: #333;
    margin-bottom: 10px;
}

.about-contact-line-item {
    font-size: 14px;
    color: #555;
    margin: 0 0 6px 0;
    padding-left: 28px;
    position: relative;
}

.about-contact-line-item:last-child {
    margin-bottom: 0;
}

.about-contact-icon {
    position: absolute;
    left: 0;
    top: 0.2em;
    width: 18px;
    height: 18px;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

.about-contact-icon-phone {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23E60012'%3E%3Cpath d='M6.62 10.79c1.44 2.83 3.76 5.14 6.59 6.59l2.2-2.2c.27-.27.67-.36 1.02-.24 1.12.37 2.33.57 3.57.57.55 0 1 .45 1 1V20c0 .55-.45 1-1 1-9.39 0-17-7.61-17-17 0-.55.45-1 1-1h3.5c.55 0 1 .45 1 1 0 1.25.2 2.45.57 3.57.11.35.03.74-.25 1.02l-2.2 2.2z'/%3E%3C/svg%3E");
}

.about-contact-icon-email {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23E60012'%3E%3Cpath d='M20 4H4c-1.1 0-1.99.9-1.99 2L2 18c0 1.1.9 2 2 2h16c1.1 0 2-.9 2-2V6c0-1.1-.9-2-2-2zm0 4l-8 5-8-5V6l8 5 8-5v2z'/%3E%3C/svg%3E");
}

.about-contact-icon-addr {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23E60012'%3E%3Cpath d='M12 2C8.13 2 5 5.13 5 9c0 5.25 7 13 7 13s7-7.75 7-13c0-3.87-3.13-7-7-7zm0 9.5c-1.38 0-2.5-1.12-2.5-2.5s1.12-2.5 2.5-2.5 2.5 1.12 2.5 2.5-1.12 2.5-2.5 2.5z'/%3E%3C/svg%3E");
}

.about-contact-right {
    flex: 1;
    min-width: 0;
}

.about-contact-map-wrap {
    width: 100%;
    height: 100%;
    min-height: 420px;
}

.about-contact-map-placeholder {
    width: 100%;
    height: 100%;
    min-height: 420px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #999;
}

.adress {
    max-width: 106%;
    width: auto;
    height: auto;
    max-height: 100%;
    object-fit: contain;
    display: block;
}

.about-contact-map-hint {
    font-size: 12px;
    margin-top: 8px;
    color: #bbb;
}

/* 页脚 */
.footer {
    background-image: url('../img/华丰/页脚/页脚背景.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 60px 0 20px;
    color: #fff;
    position: relative;
}

.footer-content {
    display: flex;
    gap: 40px;
    margin-bottom: 40px;
    align-items: flex-start;
}

.footer-column {
    display: flex;
    flex-direction: column;
    gap: 15px;
    flex: 0 0 auto;
}

.footer-column:not(.footer-qr) {
    min-width: 150px;
}

.footer-title {
    font-size: 25px;
    color: #fff;
    margin-bottom: 10px;
    font-weight: bold;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    color: #fff;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: #E60012;
}

.footer-separator {
    width: 1px;
    background-color: rgba(255, 255, 255, 0.35);
    margin: 0 20px;
    align-self: flex-start;
    min-height: 200px;
    flex-shrink: 0;
}

.footer-qr {
    display: flex;
    flex-direction: row;
    gap: 20px;
    align-items: flex-start;
    margin-left: auto;
}

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

.qr-placeholder {
    width: 100px;
    height: 100px;
    background-color: #333;
    border: 2px solid #555;
    display: flex;
    align-items: center;
    justify-content: center;
}

.qr-code p {
    font-size: 12px;
    color: #fff;
    margin-top: 8px;
    text-align: center;
}

.online-consultation {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: #E60012;
    padding: 20px 15px;
    border-radius: 4px;
    gap: 10px;
    min-width: 80px;
}

.consultation-icon {
    width: 40px;
    height: 40px;
    background-color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.consultation-icon::before {
    content: '🎧';
    font-size: 24px;
}

.online-consultation p {
    font-size: 12px;
    color: #fff;
    margin: 0;
    text-align: center;
}

/* 语言切换时保持布局稳定：避免换语言后文字长短变化导致整体错位 */
[data-lang-key] {
    overflow-wrap: break-word;
    word-break: break-word;
}

.hero-title {
    min-height: 1.2em;
    white-space: nowrap;
}

.about-profile-text p,
.about-honor-text,
.about-honor-list li {
    overflow-wrap: break-word;
    word-break: break-word;
}

.about-tab a {
    min-width: 4em;
}

.breadcrumb-current {
    overflow-wrap: break-word;
    word-break: break-word;
}

/* 组织架构文字保持横排，不换行（避免手机端竖着显示） */
.org-text {
    white-space: nowrap;
    text-align: center;
}

.about-cert-title,
.about-cert-overlay-top .about-cert-title-bg {
    overflow-wrap: break-word;
    word-break: break-word;
}

.history-desc {
    overflow-wrap: break-word;
    word-break: break-word;
}

/* 联系我们：切换语言时仅锁定左侧宽度，与中文一致；多出英文自动换行，无滚动条 */
.about-contact-left {
    flex: 0 0 380px;
    width: 380px;
    min-width: 380px;
}

/* 响应式设计 */
@media (max-width: 992px) {

    .hero {
        min-height: 500px;
    }

    .hero-title {
        font-size: 32px;
        letter-spacing: 0.2em;
        white-space: normal;
    }

    .hero-content {
        position: absolute;
        top: 10%;
        left: 15%;
        transform: translate(-50%, -50%);
        text-align: center;
        z-index: 10;
        position: relative;
        display: inline-block;
    }

    .about-tabs {
        width: 100%;
        max-width: 100%;
        flex-wrap: wrap;
        gap: 4px;
    }

    .about-tab {
        flex: 0 0 auto;
        min-width: 0;
    }

    .about-tab a {
        padding: 12px 8px;
        font-size: 16px;
    }

    .about-contact-left {
        min-width: 0;
        flex: none;
        width: 100%;
    }

    .history-event {
        position: absolute;
        max-width: 280px;
        line-height: 1.6;
        text-align: left;
    }

    .history-event-2005 {
        left: 16%;
        top: 24%;
    }

    .history-event-2012 {
        left: 26%;
        top: 80%;
    }

    .history-event-2017 {
        left: 48%;
        top: 67%;
    }

    .history-event-2015 {
        left: 34%;
        top: -26%;
    }

    .history-event-2019 {
        left: 56%;
        top: 2%;
    }

    .history-event-2022 {
        left: 76%;
        top: -13%;
    }

    .about-culture-blocks {
        display: flex;
        align-items: flex-start;
        flex-wrap: wrap;
        gap: 5px;
        margin-bottom: 48px;
    }

    .about-honor-list {
        flex: 1;
        min-width: 0;
        list-style: none;
        margin: 0;
        padding: 0;
    }

    .about-honor-list li {
        display: flex;
        align-items: flex-start;
        gap: 12px;
        margin-bottom: 3px;
        font-size: 11px;
        line-height: 1;
        color: #000;
    }
}

@media (max-width: 900px) {
    .about-contact-row {
        flex-direction: column;
    }

    .about-contact-left {
        flex: none;
        width: 100%;
    }

    .about-contact-map-wrap,
    .about-contact-map-placeholder {
        min-height: 280px;
    }

    .history-event-2012 {
        left: 26%;
        top: 80%;
    }

    .history-event-2017 {
        left: 48%;
        top: 67%;
    }

    .history-event-2015 {
        left: 34%;
        top: 1%;
    }

    .about-culture-blocks {
        display: flex;
        align-items: flex-start;
        flex-wrap: wrap;
        gap: 5px;
        margin-bottom: 48px;
    }
}

@media (max-width: 768px) and (orientation: portrait) {
    .hero {
        min-height: 360px;
    }

    .hero-title {
        font-size: 24px;
        left: 50%;
        transform: translate(-50%, -50%);
        letter-spacing: 0.1em;
    }

    .about-nav-bar .container {
        padding-left: 12px;
        padding-right: 12px;
    }

    .about-tab a {
        padding: 10px 6px;
        font-size: 14px;
    }

    .breadcrumb {
        flex-wrap: wrap;
        font-size: 13px;
    }

    .about-profile-title {
        font-size: 20px;
    }

    .about-profile-title-en {
        font-size: 24px;
    }

    .footer-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .footer-separator {
        display: none;
    }

    .footer-qr {
        margin-left: 0;
        justify-content: center;
    }

    .history-event-2012 {
        left: 26%;
        top: 80%;
    }

    .history-event-2017 {
        left: 48%;
        top: 67%;
    }

    .history-event-2015 {
        left: 34%;
        top: 1%;
    }

    .about-culture-blocks {
        display: flex;
        align-items: flex-start;
        flex-wrap: wrap;
        gap: 5px;
        margin-bottom: 48px;
    }
}

@media (max-width: 480px) and (orientation: portrait) {
    .hero-title {
        font-size: 18px;
    }

    .about-tab a {
        font-size: 12px;
        padding: 8px 4px;
    }

    .about-culture-blocks {
        display: flex;
        align-items: flex-start;
        flex-wrap: wrap;
        gap: 5px;
        margin-bottom: 48px;
    }
}