/* ============================================================
   中核集团官网 - 手机端样式表（mobile.css）
   说明：
   - 本文件专为手机端页面 mobile.php 编写
   - 顶部固定导航 + 汉堡抽屉菜单
   - 全宽轮播 Banner（支持手指滑动）
   - 所有板块纵向堆叠，适配窄屏
   - 底部固定标签栏（首页/关于/董事会/文化/联系）
============================================================ */

/* ---------- 主题变量 ---------- */
/* 手机端页面不加载 PC 端 style.css，需在此定义 CSS 变量，
   供 new-energy-mobile.css / precious-metal-mobile.css 等页面使用 */
:root {
    --primary-color: #3d5bbd;
    --primary-light: #5ba3e8;
    --accent-color: #f5b800;
    --text-main: #333333;
    --text-sub: #666666;
    --bg-light: #f4f6fb;
    --border-color: #e5e5e5;
    --radius: 10px;
    --shadow: 0 6px 20px rgba(11, 42, 107, 0.08);
}

/* ---------- 基础重置 ---------- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent; /* 去掉移动端点击高亮 */
}

html {
    font-size: 16px;
}

body {
    font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    background: #f5f5f5;
    color: #333333;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

img {
    display: block;
    max-width: 100%;
}

a {
    text-decoration: none;
    color: inherit;
}

/* ============================================================
   1. 顶部导航栏（固定在页面顶部）
   - 蓝色背景、Logo 左对齐、汉堡按钮右对齐
============================================================ */
.m-header {
    position: fixed;                 /* 固定定位，不随滚动移动 */
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;                    /* 保证盖在内容之上 */
    height: 56px;
    background: linear-gradient(135deg, #2b4bb8 0%, #3d5bbd 55%, #5f8df0 100%);  /* 蓝色渐变，与桌面端一致 */
    display: flex;
    align-items: center;             /* 垂直居中 */
    justify-content: space-between;  /* Logo 与按钮分列两侧 */
    padding: 0 16px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

/* 左侧 Logo 区域 */
.m-logo {
    display: flex;
    align-items: center;             /* 上下居中 */
    gap: 8px;
}

/* Logo 图片：高度撑满导航、宽度自适应 */
.m-logo-img {
    height: 36px;
    width: auto;
}

/* 集团名称文字 */
.m-logo-text {
    color: #ffffff;
    font-size: 17px;
    font-weight: 600;
    letter-spacing: 2px;
}

/* 汉堡菜单按钮（三条横线） */
.m-menu-btn {
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
}

/* 三条横线 */
.m-menu-btn span {
    display: block;
    width: 22px;
    height: 2px;
    background: #ffffff;
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* ============================================================
   2. 抽屉导航（从右侧滑出）
   - 遮罩层 + 侧滑面板
============================================================ */
/* 遮罩层：点击关闭抽屉 */
.m-drawer-mask {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 110;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

/* 遮罩层显示状态 */
.m-drawer-mask.show {
    opacity: 1;
    visibility: visible;
}

/* 抽屉面板 */
.m-drawer {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 260px;
    background: linear-gradient(135deg, #2b4bb8 0%, #3d5bbd 55%, #5f8df0 100%);  /* 蓝色渐变，与导航栏一致 */
    z-index: 120;
    padding: 20px;
    transform: translateX(100%);     /* 初始隐藏：移出屏幕右侧 */
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
}

/* 抽屉展开状态 */
.m-drawer.open {
    transform: translateX(0);
}

/* 抽屉头部：Logo + 名称 + 关闭按钮 */
.m-drawer-head {
    display: flex;
    align-items: center;
    gap: 10px;
    padding-bottom: 18px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    color: #ffffff;
    font-size: 16px;
    font-weight: 600;
}

.m-drawer-logo {
    height: 32px;
    width: auto;
}

/* 关闭按钮 */
.m-drawer-close {
    margin-left: auto;
    background: transparent;
    border: none;
    color: #ffffff;
    font-size: 28px;
    line-height: 1;
    cursor: pointer;
}

/* 导航列表 */
.m-nav-list {
    list-style: none;
    margin-top: 12px;
    flex: 1;
}

/* 导航项 */
.m-nav-link {
    display: block;
    padding: 14px 8px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: color 0.3s ease;
}

/* 当前激活的导航项：白色 + 金色下划线 */
.m-nav-link.active {
    color: #ffffff;
    border-bottom: 2px solid #f5b800;
}

/* 抽屉底部：开户按钮 */
.m-open-btn {
    display: block;
    text-align: center;
    padding: 12px;
    border: 1px solid #ffffff;
    border-radius: 30px;
    color: #ffffff;
    font-size: 15px;
    letter-spacing: 2px;
    transition: background 0.3s ease, color 0.3s ease;
}

.m-open-btn:hover {
    background: #ffffff;
    color: #3d5bbd;
}

/* 联系客服按钮：与立即开户之间留出间隔，半透明底区分 */
.m-open-btn + .m-open-btn {
    margin-top: 14px;
}

.m-service {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.7);
}

.m-service:hover {
    background: #ffffff;
    color: #3d5bbd;
}

/* ============================================================
   3. 主内容区
   - 顶部导航固定，需留出占位
   - 底部标签栏固定，需留出底部空间
============================================================ */
.m-main {
    padding-top: 56px;   /* 顶部导航高度占位 */
    padding-bottom: 62px; /* 底部标签栏高度占位 */
}

/* 通用板块 */
.m-section {
    padding: 30px 16px;
}

/* 板块标题区 */
.m-section-head {
    text-align: center;
    margin-bottom: 24px;
}

/* 板块标题 */
.m-title {
    font-size: 22px;
    font-weight: 700;
    color: #222222;
    margin-bottom: 8px;
}

/* 标题下方金色短线装饰 */
.m-title::after {
    content: "";
    display: block;
    width: 44px;
    height: 3px;
    background: #f5b800;
    margin: 10px auto 0;
    border-radius: 2px;
}

/* 板块描述 */
.m-desc {
    font-size: 14px;
    color: #666666;
    margin-top: 10px;
}

/* ============================================================
   4. 首页横幅轮播
   - 全宽、定高、图片铺满
============================================================ */
.m-banner {
    position: relative;
    height: 220px;
    overflow: hidden;
}

/* 轮播容器：三张图水平排列 */
.m-slider {
    display: flex;
    height: 100%;
    transition: transform 0.4s ease;
}

/* 单张幻灯片 */
.m-slide {
    position: relative;
    min-width: 100%;
    height: 100%;
}

/* 背景图铺满 */
.m-slide-bg {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 暗色遮罩，保证文字可读 */
.m-slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.25), rgba(0, 0, 0, 0.55));
}

/* 幻灯片文字内容 */
.m-slide-content {
    position: absolute;
    left: 24px;
    right: 24px;
    bottom: 36px;
    color: #ffffff;
}

/* 小标签 */
.m-slide-tag {
    display: inline-block;
    font-size: 12px;
    background: rgba(245, 184, 0, 0.9);
    color: #1a1a1f;
    padding: 3px 10px;
    border-radius: 3px;
    margin-bottom: 10px;
}

/* 大标题 */
.m-slide-content h2 {
    font-size: 22px;
    font-weight: 700;
    line-height: 1.35;
    margin-bottom: 8px;
}

/* 描述文字 */
.m-slide-content p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.9);
}

/* 轮播指示圆点 */
.m-dots {
    position: absolute;
    bottom: 12px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
}

.m-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    transition: all 0.3s ease;
}

/* 当前页圆点：金色加宽 */
.m-dot.active {
    background: #f5b800;
    width: 20px;
    border-radius: 5px;
}

/* ============================================================
   5. 三栏图文卡（手机端上下堆叠）
============================================================ */
.m-features {
    background: #ffffff;
}

/* 一行：图片在左、文字在右 */
.m-feature-row {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 18px;
}

.m-feature-row:last-child {
    margin-bottom: 0;
}

/* 图片固定宽度 */
.m-feature-img {
    width: 110px;
    height: 82px;
    flex-shrink: 0;
    border-radius: 8px;
    overflow: hidden;
}

.m-feature-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 右侧文字 */
.m-feature-text h3 {
    font-size: 17px;
    font-weight: 600;
    color: #222222;
    margin-bottom: 6px;
}

.m-feature-text p {
    font-size: 13px;
    color: #666666;
    line-height: 1.6;
}

/* ============================================================
   6. 公司发展历程
   - 灰色背景 + 白色空状态卡片
============================================================ */
.m-history {
    background: #666666;
}

.m-history .m-title {
    color: #ffffff;
}

.m-history .m-title::after {
    background: #ffffff;
}

.m-history .m-desc {
    color: rgba(255, 255, 255, 0.85);
}

/* 空状态卡片：白色底、灰色字、居中 */
.m-history-empty {
    max-width: 100%;
    background: #ffffff;
    color: #888888;
    font-size: 14px;
    text-align: center;
    padding: 20px;
    border-radius: 4px;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12);
}

/* ============================================================
   7. 董事会
   - 深色背景 + 浅灰内容区 + 蓝色证件照占位
============================================================ */
.m-board {
    background: #1a1a1f;
}

.m-board .m-title {
    color: #ffffff;
}

.m-board .m-title::after {
    background: #ffffff;
}

.m-board .m-desc {
    color: rgba(255, 255, 255, 0.75);
}

/* 浅灰内容容器 */
.m-board-wrap {
    background: #e8e8e8;
    border-radius: 8px;
    padding: 26px 14px;
}

/* 每行横向排列、居中 */
.m-board-row {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;             /* 小屏自动换行 */
    gap: 20px 14px;
    margin-bottom: 24px;
}

.m-board-row:last-child {
    margin-bottom: 0;
}

/* 成员卡片 */
.m-board-card {
    text-align: center;
    color: #333333;
}

/* 证件照占位（蓝色渐变矩形） */
.m-board-portrait {
    width: 76px;
    height: 98px;
    margin: 0 auto 10px;
    border-radius: 4px;
    background: linear-gradient(180deg, #5ba3e8, #3d7fc4);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.15);
}

/* 占位内姓氏文字 */
.m-board-portrait span {
    font-size: 32px;
    color: #ffffff;
    font-weight: 500;
}

/* 姓名 */
.m-board-card h3 {
    font-size: 15px;
    font-weight: 600;
    color: #222222;
    margin-bottom: 4px;
}

/* 职务 */
.m-board-card p {
    font-size: 12px;
    color: #555555;
    line-height: 1.5;
}

/* ============================================================
   8. 组织架构
   - 卡片上下堆叠，图片在左
============================================================ */
.m-org {
    background: #ffffff;
}

.m-org-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

/* 单张卡片 */
.m-org-card {
    display: flex;
    align-items: center;
    gap: 14px;
    background: #ffffff;
    border: 1px solid #e5e5e5;
    border-radius: 8px;
    padding: 14px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.m-org-img {
    width: 96px;
    height: 76px;
    flex-shrink: 0;
    border-radius: 6px;
    overflow: hidden;
}

.m-org-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.m-org-text h3 {
    font-size: 16px;
    font-weight: 600;
    color: #222222;
    margin-bottom: 5px;
}

.m-org-text p {
    font-size: 13px;
    color: #666666;
    line-height: 1.6;
}

/* ============================================================
   9. 企业文化
   - 图片在上、文字在下的卡片堆叠
============================================================ */
.m-culture {
    background: #f5f5f5;
}

.m-culture-list {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

/* 单张卡片 */
.m-culture-card {
    background: #ffffff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
}

/* 顶部图片 */
.m-culture-img {
    height: 150px;
    overflow: hidden;
}

.m-culture-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 文字区 */
.m-culture-info {
    padding: 16px;
}

.m-culture-info h3 {
    font-size: 17px;
    font-weight: 600;
    color: #1a3f8f;
    margin-bottom: 6px;
}

.m-culture-info h4 {
    font-size: 15px;
    font-weight: 600;
    color: #333333;
    margin-bottom: 6px;
}

.m-culture-info p {
    font-size: 13px;
    color: #666666;
    line-height: 1.7;
    margin-bottom: 10px;
}

/* ============================================================
   10. 合作伙伴
   - 深灰背景 + 两列网格白色卡片
============================================================ */
.m-partners {
    background: #666666;
}

.m-partners .m-title {
    color: #ffffff;
}

.m-partners .m-title::after {
    background: #ffffff;
}

.m-partners .m-desc {
    color: rgba(255, 255, 255, 0.9);
}

/* 网格容器：每行两张卡片 */
.m-partner-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
}

/* 单个合作伙伴卡片：白色圆角卡片 */
.m-partner-card {
    display: block;
    background: #ffffff;
    border-radius: 10px;
    padding: 18px 10px 16px;
    text-align: center;
    text-decoration: none;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.m-partner-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.25);
}

/* 公司名称 */
.m-partner-name {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: #333333;
    line-height: 1.5;
    margin-bottom: 14px;
}

/* 了解更多按钮 */
.m-partner-btn {
    display: inline-block;
    background: #3d5bbd;
    color: #ffffff;
    font-size: 13px;
    padding: 6px 20px;
    border-radius: 30px;
    transition: background 0.3s ease;
    cursor: pointer;
}

.m-partner-btn:hover {
    background: #f5b800;
    color: #ffffff;
}

/* ============================================================
   11. 页脚
============================================================ */
.m-footer {
    background: #1a1a1f;
    color: rgba(255, 255, 255, 0.7);
    text-align: center;
    padding: 22px 16px;
    font-size: 12px;
    line-height: 1.8;
}

/* 页脚"切换到电脑版"链接：白色描边胶囊按钮 */
.m-switch-btn {
    display: inline-block;
    margin-bottom: 10px;
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: 20px;
    padding: 4px 20px;
    font-size: 13px;
    color: #ffffff;
    transition: background 0.3s ease, color 0.3s ease;
}

.m-switch-btn:hover {
    background: #ffffff;
    color: #1a1a1f;
}

/* ============================================================
   12. 底部固定标签栏
   - 四个标签：主页/文章/在线客服/联系我们
============================================================ */
.m-tabbar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: 56px;
    background: #ffffff;
    border-top: 1px solid #e5e5e5;
    display: flex;
    box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.06);
}

/* 单个标签：均分宽度 */
.m-tab-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    color: #999999;
    font-size: 11px;
    transition: color 0.3s ease;
}

/* 标签图标 */
.m-tab-icon {
    width: 22px;
    height: 22px;
}

/* 当前选中标签：蓝色 */
.m-tab-item.active {
    color: #3d5bbd;
}

/* ============================================================
   13. 超小屏适配（宽度 ≤ 360px）
   - 进一步缩小字号与间距
============================================================ */
@media (max-width: 360px) {
    .m-slide-content h2 {
        font-size: 19px;
    }

    .m-feature-img {
        width: 92px;
        height: 72px;
    }

    .m-board-portrait {
        width: 64px;
        height: 84px;
    }

    .m-board-card h3 {
        font-size: 14px;
    }
}

/* ============================================================
   14. 滚动渐入动画（下滑时元素平滑浮现）
   - 元素进入视口后由透明+上移变为正常显示
   - m-reveal 由 js/mobile.js 动态添加，避免无 JS 时内容不可见
============================================================ */
.m-reveal {
    opacity: 0;
}

.m-reveal.m-reveal-visible {
    animation: mRevealUp 0.65s cubic-bezier(0.22, 0.61, 0.36, 1) forwards;
    animation-delay: var(--delay, 0s);
}

@keyframes mRevealUp {
    from {
        opacity: 0;
        transform: translateY(26px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 用户系统开启"减弱动态效果"时禁用滚动动画 */
@media (prefers-reduced-motion: reduce) {
    .m-reveal {
        opacity: 1;
    }

    .m-reveal.m-reveal-visible {
        animation: none;
    }
}

/* ============================================================
   15. 核工业介绍页面（手机端 industry-mobile.php）
   - 复用 m-header / m-drawer / m-footer / m-section 基础样式
   - 专属类前缀：mi-
============================================================ */

/* ---------- Hero 区：核能的清洁力量 ---------- */
.mi-hero {
    position: relative;
    min-height: 270px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #ffffff;
    overflow: hidden;
}

.mi-hero-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.mi-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(11, 42, 107, 0.88), rgba(18, 60, 140, 0.72));
    z-index: 1;
}

.mi-hero-content {
    position: relative;
    z-index: 2;
    padding: 60px 30px;
}

.mi-hero-content h1 {
    font-size: 27px;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.mi-hero-content p {
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 24px;
    opacity: 0.92;
}

.mi-hero-btn {
    display: inline-block;
    background: #ffffff;
    color: #0b2a6b;
    font-size: 14px;
    font-weight: 600;
    padding: 10px 32px;
    border-radius: 30px;
    transition: background 0.3s ease, color 0.3s ease;
}

.mi-hero-btn:hover {
    background: #f5b800;
    color: #ffffff;
}

/* ---------- 核能现状分析：两列卡片 ---------- */
.mi-status {
    background: #f4f6fb;
    padding: 28px 16px 34px;
}

.mi-status-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.mi-status-card {
    background: #ffffff;
    border-radius: 10px;
    padding: 18px 16px;
    box-shadow: 0 3px 10px rgba(11, 42, 107, 0.08);
}

.mi-status-card h3 {
    font-size: 16px;
    font-weight: 700;
    color: #0b2a6b;
    margin-bottom: 8px;
}

.mi-status-card p {
    font-size: 13px;
    line-height: 1.7;
    color: #666666;
}

/* ---------- 核安全优先 FAQ ---------- */
.mi-safety {
    background: linear-gradient(135deg, #0b1f4d 0%, #123c8c 100%);
    padding: 28px 16px 34px;
}

.mi-safety .m-title {
    color: #ffffff;
}

.mi-safety .m-title::after {
    background: #ffffff;
}

.mi-safety .m-desc {
    color: rgba(255, 255, 255, 0.85);
}

.mi-faq-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.mi-faq-item {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 10px;
    overflow: hidden;
}

.mi-faq-item summary {
    padding: 16px 18px;
    font-size: 15px;
    font-weight: 600;
    color: #ffffff;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.mi-faq-item summary::-webkit-details-marker {
    display: none;
}

.mi-faq-item summary::after {
    content: "+";
    font-size: 20px;
    font-weight: 300;
    transition: transform 0.3s ease;
    margin-left: 10px;
}

.mi-faq-item[open] summary::after {
    transform: rotate(45deg);
}

.mi-faq-item p {
    padding: 0 18px 18px;
    font-size: 13px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.85);
}

/* ---------- 创新驱动发展：图片+文字上下排列 ---------- */
.mi-innovation {
    background: #f4f6fb;
    padding: 28px 16px 34px;
}

.mi-innovation-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.mi-innovation-item {
    background: #ffffff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 3px 10px rgba(11, 42, 107, 0.08);
}

.mi-innovation-img {
    width: 100%;
    height: 190px;
    overflow: hidden;
}

.mi-innovation-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.mi-innovation-text {
    padding: 16px 18px 20px;
}

.mi-innovation-text h3 {
    font-size: 17px;
    font-weight: 700;
    color: #333333;
    margin-bottom: 8px;
}

.mi-innovation-text p {
    font-size: 13px;
    line-height: 1.7;
    color: #666666;
}

/* ============================================================
   链接未配置/停用提示弹窗（手机端）
============================================================ */
.hl-tip-mask {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 9999;
    align-items: center;
    justify-content: center;
}

.hl-tip {
    background: #ffffff;
    border-radius: 12px;
    padding: 26px 24px 20px;
    max-width: 320px;
    width: calc(100% - 56px);
    text-align: center;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
    animation: hl-tip-in 0.25s ease;
}

.hl-tip-icon {
    width: 44px;
    height: 44px;
    margin: 0 auto 14px;
    border-radius: 50%;
    background: #f5b800;
    color: #ffffff;
    font-size: 24px;
    font-weight: 700;
    line-height: 44px;
}

.hl-tip-msg {
    color: #333333;
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 18px;
}

.hl-tip-ok {
    padding: 8px 30px;
    border: none;
    border-radius: 20px;
    background: #3d5bbd;
    color: #ffffff;
    font-size: 14px;
    cursor: pointer;
    transition: background 0.3s ease;
}

.hl-tip-ok:hover {
    background: #2b4bb8;
}

@keyframes hl-tip-in {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* ============================================================
   首页公告弹窗（手机端，仿新能源轮播图样式）
   - mobile.php 仅加载 mobile.css，故此处需包含完整弹窗样式
============================================================ */
@media (max-width: 767px) {
    .hp-mask {
        position: fixed;
        inset: 0;
        z-index: 10000;                /* 高于链接提示弹窗(9999) */
        display: flex;
        align-items: center;
        justify-content: center;
        background: rgba(7, 20, 46, 0.62);
        padding: 18px;
        opacity: 0;
        transition: opacity 0.3s ease;
    }
    .hp-mask.hp-show {
        opacity: 1;
    }

    .hp-card {
        position: relative;
        width: 100%;
        max-height: 92vh;
        overflow-y: auto;
        background: #ffffff;
        border-radius: 14px;
        box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
        transform: scale(0.92) translateY(18px);
        transition: transform 0.35s ease;
    }
    .hp-mask.hp-show .hp-card {
        transform: scale(1) translateY(0);
    }

    /* 关闭按钮 */
    .hp-close {
        position: absolute;
        top: 10px;
        right: 10px;
        z-index: 5;
        width: 34px;
        height: 34px;
        border: none;
        border-radius: 50%;
        background: rgba(11, 42, 107, 0.08);
        color: #0b2a6b;
        font-size: 22px;
        line-height: 1;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    /* 轮播容器 */
    .hp-slider {
        position: relative;
    }

    /* 单列布局：图片在上、文字在下（非激活 slide 隐藏，高度自适应） */
    .hp-slide {
        position: relative;
        inset: auto;
        display: none;
        grid-template-columns: 1fr;
        gap: 18px;
        padding: 26px 20px 24px;
        text-align: center;
        opacity: 1;
        visibility: visible;
    }
    .hp-slide.active {
        display: grid;
    }

    .hp-img {
        order: -1;
    }
    .hp-img img {
        width: 100%;
        height: 170px;
        object-fit: cover;
        display: block;
        border-radius: 10px;
    }

    /* 左右切换箭头 */
    .hp-arrow {
        position: absolute;
        top: 50%;
        transform: translateY(-50%);
        z-index: 8;
        width: 30px;
        height: 30px;
        border: none;
        border-radius: 50%;
        background: rgba(255, 255, 255, 0.92);
        color: #0b2a6b;
        font-size: 13px;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        box-shadow: 0 2px 10px rgba(11, 42, 107, 0.18);
    }
    .hp-prev {
        left: 8px;
    }
    .hp-next {
        right: 8px;
    }

    /* 轮播指示圆点 */
    .hp-dots {
        position: absolute;
        bottom: 10px;
        left: 0;
        right: 0;
        z-index: 8;
        display: flex;
        justify-content: center;
        gap: 8px;
    }
    .hp-dot {
        width: 7px;
        height: 7px;
        border-radius: 50%;
        background: rgba(11, 42, 107, 0.25);
        cursor: pointer;
    }
    .hp-dot.active {
        background: #f5b800;
        transform: scale(1.25);
    }

    .hp-text .hp-tag {
        display: inline-block;
        padding: 4px 12px;
        border: 1px solid #f5b800;
        border-radius: 30px;
        font-size: 11px;
        letter-spacing: 2px;
        color: #8a6a00;
        background: rgba(245, 184, 0, 0.12);
        margin-bottom: 12px;
    }
    .hp-text h2 {
        font-size: 22px;
        font-weight: 700;
        color: #0b2a6b;
        line-height: 1.3;
        margin-bottom: 10px;
    }
    .hp-text p {
        font-size: 13px;
        color: #666666;
        line-height: 1.7;
        margin-bottom: 18px;
    }

    /* 「了解更多」按钮 */
    .hp-btn {
        display: inline-block;
        padding: 10px 28px;
        border-radius: 30px;
        background: linear-gradient(90deg, #f5b800, #ffd45e);
        color: #7a4d00;
        font-size: 14px;
        font-weight: 700;
        text-decoration: none;
    }
}

/* ============================================================
   董事会板块折叠展开（手机端，默认折叠点击展开）
============================================================ */
.m-board-accordion .m-board-summary {
    list-style: none;
    cursor: pointer;
    user-select: none;
    margin-bottom: 0;
}

.m-board-summary::-webkit-details-marker {
    display: none;
}

.m-board-toggle {
    position: relative;
    display: inline-block;
    margin-top: 12px;
    padding: 8px 34px 8px 20px;
    border: 1px solid #f5b800;
    border-radius: 999px;
    background: linear-gradient(135deg, rgba(245, 184, 0, 0.22) 0%, rgba(255, 212, 94, 0.10) 100%);
    color: #ffd45e;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 2px;
    box-shadow: 0 3px 14px rgba(245, 184, 0, 0.18);
    transition: all 0.35s ease;
}

/* 折叠状态：向下箭头 */
.m-board-toggle::after {
    content: "";
    position: absolute;
    right: 12px;
    top: 50%;
    width: 7px;
    height: 7px;
    border-right: 2px solid #ffd45e;
    border-bottom: 2px solid #ffd45e;
    transform: translateY(-65%) rotate(45deg);
    transition: transform 0.35s ease, border-color 0.35s ease;
}

/* 展开状态：箭头旋转朝上 */
.m-board-accordion[open] .m-board-toggle::after {
    transform: translateY(-35%) rotate(-135deg);
}

.m-board-summary:hover .m-board-toggle {
    background: linear-gradient(135deg, #f5b800 0%, #ffd45e 100%);
    border-color: #f5b800;
    color: #7a4d00;
    box-shadow: 0 6px 20px rgba(245, 184, 0, 0.4);
}

.m-board-summary:hover .m-board-toggle::after {
    border-color: #7a4d00;
}

.m-board-body {
    background: #e8e8e8;
    border-radius: 8px;
    padding: 14px;
    margin-top: 12px;
}

.m-board-body img {
    width: 100%;
    display: block;
    border-radius: 6px;
}