.custom-navbar {
    width: 100%;
    background-color: unset;
    height: var(--header-height);
    box-shadow: unset;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}
.navbar-nav .nav-link {
    color: #fff;
}
.custom-navbar:hover,
.custom-navbar.scrolled {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: all 0.1s ease;
}

.custom-navbar:hover .navbar-nav .nav-link,
.custom-navbar.scrolled .navbar-nav .nav-link {
    color: #000;
    transition: all 0.1s ease;
}
/* === 产品中心 === */
.product-section {
    background-color: #f7f8fa;
    /* 只有底部padding，顶部由 section-header 控制 */
    padding-bottom: 80px;
}

/* === 3. 左侧侧边栏导航 === */
.sidebar-menu {
    list-style: none;
    padding: 0;
    margin: 0;
    position: sticky;
    top: 100px;
}

.sidebar-menu li {
    padding: 12px 20px;
    font-size: 14px;
    color: #5e6678;
    cursor: pointer;
    transition: all 0.2s;
    border-radius: 4px;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sidebar-menu li:hover {
    background-color: #eef0f5;
    color: #d71a21;
}

.sidebar-menu li.active {
    background-color: #fff;
    color: #000;
    font-weight: bold;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.sidebar-menu li.active::after {
    content: '';
    width: 4px;
    height: 16px;
    background: #d71a21;
    position: absolute;
    left: 0;
    border-radius: 0 4px 4px 0;
}

/* === 4. 右侧内容区 === */
.category-pane {
    display: none;
    animation: fadeIn 0.4s ease;
}

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

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

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

/* === 5. 布局容器 === */
.por-container {
    max-width: 1600px;
    margin: 0 auto;
    /* 修改：去掉了这里的上下padding，由外层控制 */
    padding: 0 15px;
}

.por-section-body {
    display: flex;
    align-items: flex-start;
    gap: 40px;
    position: relative;
}

/* === 6. 左侧侧边栏 (PC端) === */
.anchor-point-list-pc {
    width: 260px;
    flex-shrink: 0;
    position: -webkit-sticky;
    position: sticky;
    top: calc(var(--header-height) + 40px);
    max-height: calc(100vh - 120px);
    scrollbar-width: none;
}

.anchor-point-list-pc::-webkit-scrollbar {
    display: none;
}

.anchor-point-list-pc .title {
    font-size: 20px;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 20px;
    padding-left: 10px;
    border-left: 4px solid var(--huawei-red);
}

.anchor-point-list-pc ul {
    list-style: none;
    padding: 0;
    margin: 0;
    border-left: 1px solid #ff7a29;
}

.anchor-point-list-pc li {
    padding: 10px 0 10px 24px;
    font-size: 14px;
    color: #666;
    cursor: pointer;
    position: relative;
    transition: all 0.2s;
}

.anchor-point-list-pc li::before {
    content: "";
    position: absolute;
    left: -4.5px;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #fff;
    border: 1px solid #ff7a29;
}

.anchor-point-list-pc li.active {
    color: #ff7a29;
    font-weight: bold;
}

.anchor-point-list-pc li.active::before {
    background: var(--brand-color);
    border-color: var(--brand-color);
    box-shadow: 0 0 0 3px #ff7b2936;
}

/* === 7. 右侧内容 === */
.product-content {
    flex-grow: 1;
    min-width: 0;
}

.category-section {
    margin-bottom: 60px;
    scroll-margin-top: calc(var(--header-height) + 60px);
}

.category-title {
    font-size: 28px;
    font-weight: bold;
    color: #000;
    margin-bottom: 20px;
    border-left: 4px solid var(--huawei-red);
    padding-left: 12px;
    line-height: 1.2;
}

.category-title a {
    display: block;
    align-items: center;
    font-size: 28px;
    font-weight: bold;
    color: #000;
    margin-bottom: 20px;
    line-height: 1.2;
    text-decoration: none;
}

/* === 卡片网格 === */
.card-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.card {
    background: #fff;
    border-radius: 12px;
    padding: 20px;
    text-decoration: none;
    transition: transform 0.3s, box-shadow 0.3s;
    display: flex;
    flex-direction: column;
    border: 1px solid transparent;
    box-sizing: border-box;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.08);
}

.card img {
    margin-bottom: 16px;
    max-width: 100%;
    object-fit: cover;
}

.card-title {
    font-size: 16px;
    font-weight: bold;
    color: #000;
    margin-bottom: 8px;
    text-align: center;
}

.card-desc {
    font-size: 13px;
    color: #666;
    line-height: 1.5;
    text-align: center;
}

/* =========================================
   手机端适配 (间距与布局优化)
========================================= */
@media (max-width: 992px) {

    /* 手机端间距减半 */
    .product-section {
        padding-bottom: 40px;
    }

    .section-header {
        padding: 40px 0 25px;
    }

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

    .por-section-body {
        flex-direction: column;
        align-items: stretch;
        gap: 20px;
    }

    .product-content {
        width: 100%;
    }

    .por-container {
        padding: 0 15px;
        /* 保持左右padding */
    }

    .anchor-point-list-pc {
        width: auto;
        height: var(--mobile-nav-height);
        max-height: none;
        top: 49px;
        z-index: 999;
        background: #fff;
        margin-left: -15px;
        margin-right: -15px;
        padding: 0 15px;
        overflow-x: auto;
        overflow-y: hidden;
        white-space: nowrap;
        display: flex;
        align-items: center;
        box-shadow: 0 2px 5px rgba(0, 0, 0, 0.03);
    }

    .anchor-point-list-pc .title {
        display: none;
    }

    .anchor-point-list-pc ul {
        border-left: none;
        display: flex;
        align-items: center;
        padding-right: 20px;
    }

    .anchor-point-list-pc li {
        padding: 6px 16px;
        margin-right: 10px;
        background: #f5f5f5;
        border-radius: 20px;
        font-size: 13px;
        color: #666;
    }

    .anchor-point-list-pc li::before {
        content: none;
    }

    .anchor-point-list-pc li.active {
        background: var(--brand-color);
        color: #fff;
        box-shadow: 0 2px 6px rgba(52, 116, 255, 0.3);
    }

    .category-section {
        scroll-margin-top: calc(var(--header-height) + var(--mobile-nav-height) + 15px);
        margin-bottom: 40px;
    }

    .card-list {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .card {
        padding: 15px;
        width: 100%;
    }

    .card img {
        margin-bottom: 12px;
    }

    .card-title {
        font-size: 14px;
        margin-bottom: 6px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .card-desc {
        font-size: 12px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
}

/* 智慧农业大数据平台 */
.agri-section {
    background-color: #ffffff;
    /* 修正：顶部不需要padding，section-header已包含 */
    padding-top: 0;
    padding-bottom: 80px;
}

.section-subtitle {
    font-size: 16px;
    color: #666;
    margin-top: 20px;
    font-weight: normal;
    position: relative;
    display: inline-block;
}

.video-wrapper {
    position: relative;
    width: 70%;
    border-radius: 12px;
    margin: 0 auto;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    background: #000;
    cursor: pointer;
}

.agri-video {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.agri-video::-webkit-media-controls {
    display: none !important;
}

.agri-video::-webkit-media-controls-enclosure {
    display: none !important;
}

@media (max-width: 992px) {
    .agri-section {
        padding-bottom: 40px;
        /* 手机端减小底部间距 */
    }

    .section-subtitle {
        font-size: 14px;
    }
}

/*=====解决方案======  */
/* (修正间距) */
.solution-section {
    background-color: #f9f9f9;
    /* 关键修改：去掉padding-top，避免叠加 */
    padding-top: 0;
    padding-bottom: 80px;
}

/* === 1. 顶部 Tab 导航 === */
.sol-tabs {
    display: flex;
    justify-content: center;
    list-style: none;
    padding: 0;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.sol-tabs li {
    padding: 15px 30px;
    font-size: 16px;
    color: #666;
    cursor: pointer;
    position: relative;
    transition: all 0.3s;
}

.sol-tabs li:hover {
    color: #000;
}

.sol-tabs li.active {
    color: #000;
    font-weight: bold;
}

.sol-tabs li.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: #000;
}

/* === 2. 内容容器 === */
.sol-content-item {
    display: none;
    animation: fadeUp 0.5s ease;
}

.sol-content-item.active {
    display: block;
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

/* === 3. 核心大卡片 (Hero Card) === */
.hero-card {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    display: flex;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    margin-bottom: 24px;
    min-height: 400px;
}

.hero-left {
    width: 50%;
    padding: 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    cursor: pointer;
    transition: background-color 0.3s;
    text-decoration: none;
}

.hero-left:hover {
    background-color: #fdfdfd;
}

.hero-icon {
    width: 64px;
    height: 64px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 32px;
    margin-bottom: 24px;
}
.hero-icon .iconfont{
    font-size: 36px;
}
.sub-icon .iconfont{
    font-size: 24px;
}
/* 不同颜色的图标背景 */
.bg-gradient-green {
    background: linear-gradient(135deg, #42d392, #28c362);
}

.bg-gradient-blue {
    background: linear-gradient(135deg, #5ab5ff, #3474ff);
}

.bg-gradient-orange {
    background: linear-gradient(135deg, #ffbc7d, #ff6b3b);
}

.bg-gradient-purple {
    background: linear-gradient(135deg, #b07dfd, #7d3edd);
}

.bg-gradient-cyan {
    background: linear-gradient(135deg, #6dd5ed, #2193b0);
}

.bg-gradient-teal {
    background: linear-gradient(135deg, #48c6ef, #6f86d6);
}


.hero-title {
    font-size: 24px;
    font-weight: bold;
    color: #000;
    margin-bottom: 16px;
}

.hero-desc {
    font-size: 16px;
    color: #666;
    line-height: 1.8;
    margin: 0;
}

.hero-right {
    width: 50%;
    position: relative;
}

.hero-right img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* === 4. 底部小卡片网格 === */
.sub-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.sub-card {
    background: #fff;
    border-radius: 12px;
    padding: 30px;
    cursor: default;
}

.sub-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 24px;
    margin-bottom: 15px;
}

.sub-title {
    font-size: 16px;
    font-weight: bold;
    color: #333;
    margin-bottom: 10px;
}

.sub-desc {
    font-size: 13px;
    color: #888;
    line-height: 1.5;
}

/* === 响应式适配 === */
@media (max-width: 992px) {
    .solution-section {
        padding-bottom: 40px;
        /* 手机端减小底部间距 */
    }

    .sol-tabs {
        justify-content: flex-start;
        overflow-x: auto;
        white-space: nowrap;
        flex-wrap: nowrap;
        padding-bottom: 5px;
    }

    .sol-tabs li {
        flex-shrink: 0;
        padding: 10px 20px;
    }

    .hero-card {
        flex-direction: column-reverse;
        min-height: auto;
    }

    .hero-left {
        width: 100%;
        padding: 30px;
    }

    .hero-right {
        width: 100%;
        height: 200px;
    }

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

@media (max-width: 576px) {
    .sub-grid {
        grid-template-columns: 1fr;
    }
}

/* ====关于我们==== */

.about-section {
    background-color: #fff; /* 白底 */
    padding: 80px 0;
}

/* 文字内容区 */
.about-content {
    padding-right: 50px; /* PC端右侧留白，防止紧贴图片 */
}

/* 覆盖全局居中标题，改为左对齐 */
.about-section .section-header {
    text-align: left;
    padding-top: 0;
    margin-bottom: 30px;
}

.about-desc {
    font-size: 16px;
    line-height:2;
    color: #666;
    margin-bottom: 20px;
    text-align: justify; /* 两端对齐，文字块更整齐 */
}

/* 数据统计行 */
.about-stats {
    display: flex;
    margin-top: 40px;
    border-top: 1px solid #eee;
    padding-top: 30px;
}

.stat-item {
    margin-right: 60px; /* 数据项间距 */
}

.stat-num {
    font-size: 42px;
    font-weight: bold;
    color: var(--brand-color); /* 你的品牌绿 */
    line-height: 1;
    margin-bottom: 8px;
    font-family: Arial, sans-serif; /* 数字用无衬线体更好看 */
}

.stat-num span {
    font-size: 24px;
    vertical-align: super; /* 加号上标 */
    margin-left: 2px;
}

.stat-label {
    font-size: 14px;
    color: #333;
}

/* 右侧图片容器 */
.about-img-wrapper {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
    cursor: pointer;
}

.about-img-wrapper img {
    width: 100%;
    display: block;
    transition: transform 0.5s ease;
}

/* 鼠标悬停图片微放大 */
.about-img-wrapper:hover img {
    transform: scale(1.05);
}

/* === 响应式适配 === */
@media (max-width: 991.98px) {
    .about-section { padding: 40px 0; }
    
    /* 强制标题和内容居中 */
    .about-section .section-header { 
        text-align: center; 
        padding-bottom: 20px;
    }
    .about-section .section-header h2 { font-size: 28px; }
    .about-section .section-header .section-subtitle { padding: 0; }

    .about-content {
        padding-right: 0;
        margin-bottom: 40px; /* 文字和图片的间距 */
        text-align: left; /* 手机端文字还是左对齐阅读舒服 */
    }

    .about-stats {
        justify-content: center; /* 数据居中 */
        border-top: none; /* 手机端去掉顶线，简洁点 */
        padding-top: 10px;
    }
    .stat-item { margin: 0 10px; text-align: center; }
    .stat-num { font-size: 32px; }
}


/* ====新闻中心==== */

.news-section{
    padding-bottom: 80px;
}
/* 左侧头条新闻卡片 */
.news-featured {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.03);
    height: 100%;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    display: block; /* 让a标签充满 */
}

.news-featured:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.08);
}

.news-feat-img {
    height: 260px;
    width: 100%;
    overflow: hidden;
    position: relative;
}

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

.news-featured:hover .news-feat-img img {
    transform: scale(1.05); /* 图片放大效果 */
}

/* 图片上的日期标签 */
.date-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    background-color: var(--brand-color);
    color: #fff;
    padding: 8px 15px;
    border-radius: 4px;
    text-align: center;
    box-shadow: 0 4px 10px rgba(8, 165, 87, 0.3);
}
.date-badge .day { font-size: 24px; font-weight: bold; line-height: 1; display: block; }
.date-badge .ym { font-size: 12px; }

.news-feat-content {
    padding: 30px;
}

.news-feat-title {
    font-size: 20px;
    font-weight: bold;
    color: #333;
    margin-bottom: 15px;
    line-height: 1.4;
    transition: color 0.3s;
    /* 限制两行 */
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-featured:hover .news-feat-title {
    color: var(--brand-color);
}

.news-feat-desc {
    font-size: 14px;
    color: #888;
    line-height: 1.6;
    margin-bottom: 20px;
    /* 限制三行 */
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.read-more-btn {
    font-size: 14px;
    color: var(--brand-color);
    font-weight: bold;
    display: inline-flex;
    align-items: center;
}
.read-more-btn i { margin-left: 5px; transition: margin-left 0.3s; }
.news-featured:hover .read-more-btn i { margin-left: 10px; }


/* 右侧新闻列表 */
.news-list {
    padding-left: 30px; /* PC端左边留白 */
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
}

.news-item {
    display: flex;
    align-items: flex-start;
    padding: 25px 0;
    border-bottom: 1px solid #e5e5e5;
    transition: all 0.3s;
    text-decoration: none; /* 去下划线 */
}

.news-item:first-child { padding-top: 0; }
.news-item:last-child { border-bottom: none; padding-bottom: 0; }

/* 列表左侧日期块 */
.news-date-box {
    background-color: #fff;
    width: 70px;
    height: 70px;
    border-radius: 8px;
    border: 1px solid #eee;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    margin-right: 20px;
    flex-shrink: 0; /* 防止被挤压 */
    transition: all 0.3s;
}

.news-date-box .day { font-size: 24px; font-weight: bold; color: #333; line-height: 1; margin-bottom: 4px; }
.news-date-box .ym { font-size: 12px; color: #999; }

.news-item:hover .news-date-box {
    background-color: var(--brand-color);
    border-color: var(--brand-color);
}
.news-item:hover .news-date-box .day,
.news-item:hover .news-date-box .ym { color: #fff; }

.news-info { flex-grow: 1; }
.news-info-title {
    font-size: 18px;
    color: #333;
    margin-bottom: 10px;
    font-weight: bold;
    transition: color 0.3s;
    /* 单行省略 */
    white-space: nowrap; 
    overflow: hidden; 
    text-overflow: ellipsis;
    max-width: 100%;
}
.news-info-desc {
    font-size: 14px;
    color: #888;
    line-height: 1.5;
    /* 两行省略 */
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-item:hover .news-info-title { color: var(--brand-color); }

/* 手机端适配 */
@media (max-width: 991.98px) {
    .news-list { padding-left: 0; margin-top: 30px; }
    .news-feat-img { height: 200px; }
    .news-info-title { white-space: normal; /* 手机端标题允许换行 */ }
}


.solution-showcase-section {
    background-color: #fff;
    padding: 80px 0;
}

/* === 1. 上层：重点推荐 (一行2列 或 3列) === */
.sol-grid-top {
    display: grid;
    /* 这里控制上面显示几个：repeat(2, 1fr) 表示2个，repeat(3, 1fr) 表示3个 */
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.sol-card-large {
    group: top-card;
    /* 标识 */
    cursor: pointer;
}

.sol-large-img {
    width: 100%;
    height: 360px;
    /* 大图高度 */
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 25px;
    position: relative;
}

.sol-large-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

/* 悬停图片放大 */
.sol-card-large:hover .sol-large-img img {
    transform: scale(1.08);
}

.sol-large-info {
    text-align: center;
    padding: 0 20px;
}

.sol-large-title {
    font-size: 24px;
    /* font-weight: bold; */
    color: #333;
    margin-bottom: 10px;
    transition: color 0.3s;
}

/* 核心装饰：中间的短横线 (原图是橙色，这里改绿色) */
.sol-separator {
    width: 30px;
    height: 3px;
    background-color: var(--brand-color);
    /* 你的品牌绿 */
    margin: 0 auto 10px auto;
    border-radius: 2px;
}

.sol-large-desc {
    font-size: 16px;
    color: #666;
    line-height: 1.6;
    text-align: center;
}

.sol-card-large:hover .sol-large-title {
    color: var(--brand-color);
}

/* === 2. 下层：更多列表 (一行4列) === */
.sol-grid-bottom {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    /* 固定4列 */
    gap: 20px;
}

.sol-card-small {
    border-radius: 8px;
    overflow: hidden;
    position: relative;
    cursor: pointer;
    group: bottom-card;
}

.sol-small-img {
    width: 100%;
    height: 220px;
    /* 小图高度 */
    overflow: hidden;
    border-radius: 8px;
    /* 图片本身圆角 */
}

.sol-small-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.sol-card-small:hover .sol-small-img img {
    transform: scale(1.1);
}

/* 下层文字样式 (原图下层没有文字，但我建议加上，或者悬停显示) */
/* 这里我做成：图片下方简单的文字 */
.sol-small-info {
    text-align: center;
    padding-top: 15px;
}

.sol-small-title {
    font-size: 22px;
    /* font-weight: bold; */
    margin-bottom: 10px;
    color: #333;
    transition: 0.3s;
}

.sol-card-small:hover .sol-small-title {
    color: var(--brand-color);
}

/* === 响应式适配 === */
@media (max-width: 991.98px) {
    .sol-grid-top {
        grid-template-columns: 1fr;
        /* 手机端大图单列 */
        gap: 40px;
    }

    .sol-large-img {
        height: 240px;
    }

    .sol-large-title {
        font-size: 22px;
    }

    .sol-grid-bottom {
        grid-template-columns: repeat(2, 1fr);
        /* 手机端小图双列 */
        gap: 15px;
    }

    .sol-small-img {
        height: 120px;
    }

    .sol-small-title {
        font-size: 14px;
    }
}


.full-intro-section {
    /* 背景图：请替换为你自己的高清大图 */
    background-image: url('../img/bg.jpg');
    /* background-size: cover; */
    /* background-position: center; */
    /* background-attachment: fixed; 视差滚动效果：背景固定 */
    position: relative;
    padding: 100px 0;
    color: #fff;
    text-align: center;
    /* 保证最小高度，显得大气 */
    height: calc(100vh - 80px);
    ;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 深色遮罩层，让文字更清晰 */
.full-intro-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* background: rgba(18, 30, 50, 0.75); 深蓝黑色半透明 */
    z-index: 1;
}

/* 内容容器，层级要在遮罩之上 */
.full-intro-content {
    position: relative;
    z-index: 2;
    width: 100%;
}

/* 1. Logo 区域 */
.intro-logo-box {
    margin-bottom: 30px;
}

.intro-logo-box img {
    height: 80px;
    /* 根据实际Logo调整 */
    width: auto;
    /* 如果Logo是黑色的，可以加个滤镜反白，或者直接用白色Logo图 */
    /* filter: brightness(0) invert(1); */
}

/* 2. 标题与描述 */
.intro-title {
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 20px;
    letter-spacing: 2px;
}

.intro-desc {
    font-size: 16px;
    max-width: 900px;
    margin: 0 auto 80px;
    /* 底部留大间距给数据 */
    line-height: 1.8;
    opacity: 0.9;
}

/* 3. 核心数据统计 (5列) */
.intro-stats-row {
    display: flex;
    justify-content: space-between;
    padding: 0 50px;
    margin-bottom: 80px;
    flex-wrap: wrap;
}

.intro-stat-item {
    text-align: center;
    flex: 1;
    /* 平均分配 */
    min-width: 150px;
}

.stat-label {
    font-size: 16px;
    color: #fff;
    margin-bottom: 10px;
    font-weight: normal;
}

.stat-number {
    font-size: 56px;
    /* 超大数字 */
    font-weight: bold;
    color: var(--brand-color);
    /* 使用你的品牌绿 */
    /* 如果你想完全还原图片的橙色，可以用 color: #ff6600; */
    font-family: 'Arial', sans-serif;
    line-height: 1;
}

.stat-number small {
    font-size: 30px;
    vertical-align: top;
    margin-left: 2px;
}

/* 4. 底部按钮组 */
.intro-btn-group {
    display: flex;
    justify-content: center;
    gap: 30px;
}

.intro-btn {
    display: inline-block;
    padding: 10px 40px;
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: 50px;
    /* 胶囊圆角 */
    color: #fff;
    text-decoration: none;
    font-size: 16px;
    transition: all 0.3s;
    background: rgba(255, 255, 255, 0.05);
}

.intro-btn:hover {
    background: var(--brand-color);
    /* 悬停变绿 */
    border-color: var(--brand-color);
    color: #fff;
    transform: translateY(-3px);
}

/* 响应式适配 */
@media (max-width: 991.98px) {
    .full-intro-section {
        padding: 60px 0;
        min-height: auto;
    }

    .intro-logo-box img {
        height: 40px;
    }

    .intro-title {
        font-size: 28px;
    }

    .intro-desc {
        font-size: 14px;
        margin-bottom: 40px;
        padding: 0 20px;
    }

    .intro-stats-row {
        padding: 0;
        margin-bottom: 40px;
        justify-content: center;
        gap: 30px;
    }

    .intro-stat-item {
        flex: none;
        width: 45%;
        /* 手机端一行2个 */
    }

    .stat-number {
        font-size: 36px;
    }

    .stat-number small {
        font-size: 20px;
    }

    .intro-btn-group {
        gap: 15px;
    }

    .intro-btn {
        padding: 8px 30px;
        font-size: 14px;
    }
}