/* ============================
   新疆塔城重点开发开放试验区投资建设发展（集团）有限公司官网 - 完全仿CEIC国家能源集团官网风格
   颜色：主红 #C11920 | 副色 金色点缀
   布局：极简白底、圆角5px、滚动淡入上移
   ============================ */

/* 全局重置 */
* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
    font-size: 14px;
    color: #333;
    background: #fff;
    line-height: 1.6;
    min-width: 1200px;
    overflow-x: hidden;
}

a { text-decoration: none; color: inherit; transition: color 0.4s ease; }
a:hover { color: #C11920; }
img { border: none; max-width: 100%; display: block; }
ul, li { list-style: none; }
.clearfix::after { content: ''; display: block; clear: both; }

/* 容器 */
.container {
    width: 1200px;
    margin: 0 auto;
    padding: 0;
}

/* ========== 滚动淡入动效 (CEIC同款 scrollbox on) ========== */
.scrollbox {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}
.scrollbox.on {
    opacity: 1;
    transform: translateY(0);
}
.scrollbox.on.delay1 { transition-delay: 0.1s; }
.scrollbox.on.delay2 { transition-delay: 0.2s; }
.scrollbox.on.delay3 { transition-delay: 0.3s; }
.scrollbox.on.delay4 { transition-delay: 0.4s; }
.scrollbox.on.delay5 { transition-delay: 0.5s; }
.scrollbox.on.delay6 { transition-delay: 0.6s; }

/* ============================
   顶部导航 (CEIC风格：固定+白底+极简)
   ============================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 72px;
    background: #fff;
    z-index: 999;
    border-bottom: 1px solid rgba(0,0,0,0.06);
    transition: box-shadow 0.4s ease, background 0.4s ease;
}
.site-header.scrolled {
    background: rgba(255,255,255,0.98);
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    backdrop-filter: blur(6px);
}
.site-header .container {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
}
.header-logo-wrap {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
    z-index: 2;
}
.header-logo-wrap img {
    height: 56px;
    width: auto;
    object-fit: contain;
    flex-shrink: 0;
}
.header-logo-wrap .brand-name {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 1px;
    line-height: 1.1;
}
.header-logo-wrap .brand-name .cn {
    font-size: 14px;
    font-weight: 700;
    color: #1a1a1a;
    letter-spacing: 0.2px;
    line-height: 1.18;
}
.header-logo-wrap .brand-name .en {
    font-size: 9px;
    color: #888;
    letter-spacing: 0.4px;
    line-height: 1.15;
    text-transform: uppercase;
}

/* 导航菜单 */
.main-nav {
    height: 100%;
    flex: 1;
    display: flex;
    justify-content: center;
}
.main-nav .nav-list {
    display: flex;
    list-style: none;
    height: 100%;
    align-items: center;
    gap: 18px;
    flex-wrap: nowrap;
}
.main-nav .nav-list > li {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
    flex-shrink: 0;
}
.main-nav .nav-list > li > a {
    display: flex;
    align-items: center;
    padding: 0 6px;
    height: 100%;
    color: #333;
    font-size: 15px;
    line-height: 22px;
    font-weight: 500;
    position: relative;
    letter-spacing: 0.2px;
    transition: color 0.3s ease;
    white-space: nowrap;
}
.main-nav .nav-list > li > a::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 18px;
    transform: translateX(-50%) scaleX(0);
    width: 28px;
    height: 2px;
    background: #C11920;
    transform-origin: center;
    transition: transform 0.35s ease;
    border-radius: 1px;
}
.main-nav .nav-list > li:hover > a,
.main-nav .nav-list > li.active > a {
    color: #C11920;
}
.main-nav .nav-list > li:hover > a::after,
.main-nav .nav-list > li.active > a::after {
    transform: translateX(-50%) scaleX(1);
}
.main-nav .nav-list > li > a .caret {
    font-size: 10px;
    margin-left: 4px;
    color: #bbb;
    transition: transform 0.3s ease, color 0.3s ease;
}
.main-nav .nav-list > li:hover > a .caret {
    color: #C11920;
    transform: rotate(180deg);
}

/* 二级下拉 (CEIC半透明白底) */
.main-nav .sub-nav {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    min-width: 180px;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(6px);
    border-top: 2px solid #C11920;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    padding: 8px 0;
    opacity: 0;
    visibility: hidden;
    transition: all 0.35s ease;
    z-index: 998;
    border-radius: 0 0 4px 4px;
}
.main-nav .nav-list > li:hover .sub-nav {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}
.main-nav .sub-nav li a {
    display: block;
    padding: 10px 24px;
    color: #555;
    font-size: 14px;
    text-align: center;
    white-space: nowrap;
    transition: all 0.3s ease;
}
.main-nav .sub-nav li a:hover {
    color: #C11920;
    background: #fff5f6;
}

/* 右侧搜索图标 */
.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-shrink: 0;
    z-index: 2;
}
.search-icon-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: #333;
    transition: color 0.3s ease, transform 0.3s ease;
    font-size: 18px;
    border: none;
    background: transparent;
}
.search-icon-btn:hover {
    color: #C11920;
    transform: scale(1.08);
}
.search-panel {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    border-top: 1px solid #eee;
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
    padding: 20px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all 0.3s ease;
    z-index: 997;
}
.search-panel.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.search-panel .sp-inner {
    display: flex;
    gap: 12px;
}
.search-panel .sp-inner input {
    flex: 1;
    height: 44px;
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 0 16px;
    outline: none;
    font-size: 14px;
    transition: border 0.3s ease;
}
.search-panel .sp-inner input:focus {
    border-color: #C11920;
}
.search-panel .sp-inner button {
    padding: 0 32px;
    height: 44px;
    background: #C11920;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 15px;
    transition: background 0.3s ease;
}
.search-panel .sp-inner button:hover {
    background: #a0181b;
}

/* 为固定导航留空 */
.body-offset {
    padding-top: 72px;
}

/* ============================
   首页顶部Banner (CEIC同款大图无文字)
   ============================ */
.hero-banner {
    position: relative;
    width: 100%;
    height: 620px;
    overflow: hidden;
}
.hero-banner .slides {
    width: 100%;
    height: 100%;
    position: relative;
}
.hero-banner .slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}
.hero-banner .slide.active { opacity: 1; }
.hero-banner .slide::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0,0,0,0) 55%, rgba(0,0,0,0.35) 100%);
}

.hero-banner .dots {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 5;
    display: flex;
    gap: 12px;
}
.hero-banner .dot {
    width: 32px;
    height: 3px;
    background: rgba(255,255,255,0.4);
    cursor: pointer;
    transition: all 0.4s ease;
    border-radius: 2px;
}
.hero-banner .dot.active {
    background: #fff;
    width: 48px;
}

.hero-banner .arrows .arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 22px;
    cursor: pointer;
    z-index: 5;
    border-radius: 50%;
    background: rgba(0,0,0,0.15);
    transition: all 0.4s ease;
}
.hero-banner .arrows .arrow:hover {
    background: #C11920;
}
.hero-banner .arrows .arrow.prev { left: 40px; }
.hero-banner .arrows .arrow.next { right: 40px; }

/* ============================
   通用区块标题 (CEIC极简左对齐)
   ============================ */
.section {
    padding: 80px 0;
    background: #fff;
}
.section.gray { background: #fafafa; }

.sec-title-bar {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 48px;
}
.sec-title-wrap {
    position: relative;
    padding-bottom: 14px;
}
.sec-title-wrap::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 52px;
    height: 3px;
    background: #C11920;
    border-radius: 1.5px;
}
.sec-title-wrap h2 {
    font-size: 30px;
    font-weight: 700;
    color: #1a1a1a;
    line-height: 1.3;
    letter-spacing: 1px;
    margin-bottom: 8px;
}
.sec-title-wrap .en-sub {
    font-size: 14px;
    color: #b5b5b5;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 500;
}
.sec-more-link {
    color: #999;
    font-size: 13px;
    padding-bottom: 14px;
    transition: color 0.3s ease;
    letter-spacing: 0.5px;
}
.sec-more-link:hover {
    color: #C11920;
}
.sec-more-link::after {
    content: ' +';
}

/* ============================
   资讯动态模块 (CEIC核心：左列表+右轮播)
   ============================ */
.news-module {
    background: #fff;
}
.news-wrap {
    display: grid;
    grid-template-columns: 37.5vw 62.5vw;
    gap: 2.08vw;
    align-items: stretch;
}
@media (min-width: 1400px) {
    .news-wrap {
        grid-template-columns: 1fr 1.35fr;
        gap: 50px;
    }
}

/* 左侧：Tab + 日期列表 */
.news-left-col {}

/* Tab切换 (CEIC圆角胶囊按钮 - 261x35 红底白字) */
.news-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}
.news-tab {
    min-width: 120px;
    height: 36px;
    padding: 0 24px;
    border-radius: 18px;
    background: #f5f5f5;
    color: #666;
    font-size: 14px;
    line-height: 36px;
    text-align: center;
    cursor: pointer;
    transition: all 0.35s ease;
    font-weight: 500;
    user-select: none;
    letter-spacing: 0.5px;
}
.news-tab:hover {
    background: #ffe8ea;
    color: #C11920;
}
.news-tab.active {
    background: #C11920;
    color: #fff;
    box-shadow: 0 6px 16px rgba(193,25,32,0.22);
}

/* 新闻列表 - CEIC左侧竖排日期 */
.news-list {
    display: flex;
    flex-direction: column;
}
.news-list-item {
    display: flex;
    gap: 20px;
    padding: 22px 0;
    border-bottom: 1px solid #ededed;
    cursor: pointer;
    transition: background 0.4s ease, padding 0.4s ease;
}
.news-list-item:last-child { border-bottom: none; }
.news-list-item:hover {
    background: #fff8f9;
    padding-left: 10px;
}
.news-list-item:hover .n-title { color: #C11920; }

.n-date-box {
    flex-shrink: 0;
    width: 80px;
    text-align: left;
    display: flex;
    flex-direction: column;
    padding-top: 2px;
}
.n-date-box .md {
    font-size: 18px;
    font-weight: 700;
    color: #C11920;
    line-height: 1;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
}
.n-date-box .yr {
    font-size: 12px;
    color: #aaa;
    letter-spacing: 0.5px;
}
.n-content-box {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}
.n-title {
    font-size: 16px;
    line-height: 1.55;
    color: #333;
    font-weight: 500;
    margin-bottom: 8px;
    transition: color 0.3s ease;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
.n-summary {
    font-size: 14px;
    line-height: 1.75;
    color: #888;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

/* 右侧：新闻大图轮播 (CEIC约473x451，黑渐变标题栏) */
.news-right-col {
    position: relative;
}
.news-carousel {
    position: relative;
    width: 100%;
    height: 100%;
    min-height: 420px;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 12px 32px rgba(0,0,0,0.08);
}
.news-carousel .nc-slides {
    width: 100%;
    height: 100%;
    position: relative;
}
.news-carousel .nc-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.7s ease-in-out;
}
.news-carousel .nc-slide.active { opacity: 1; }
.news-carousel .nc-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.news-carousel .nc-caption {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 28px 32px 24px;
    background: linear-gradient(transparent 0%, rgba(0,0,0,0.85) 100%);
    color: #fff;
}
.news-carousel .nc-caption .nc-tag {
    display: inline-block;
    background: #C11920;
    color: #fff;
    font-size: 12px;
    padding: 3px 10px;
    border-radius: 2px;
    margin-bottom: 10px;
    letter-spacing: 0.5px;
    font-weight: 500;
}
.news-carousel .nc-caption .nc-title {
    font-size: 17px;
    font-weight: 500;
    line-height: 1.55;
    color: #fff;
    margin-bottom: 8px;
    transition: color 0.3s ease;
}
.news-carousel .nc-slide:hover .nc-caption .nc-title { color: #ffd6d9; }
.news-carousel .nc-caption .nc-date {
    font-size: 12px;
    color: rgba(255,255,255,0.6);
    letter-spacing: 0.5px;
}

.news-carousel .nc-arrows .nc-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(0,0,0,0.25);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 16px;
    transition: all 0.35s ease;
    z-index: 5;
}
.news-carousel .nc-arrows .nc-arrow:hover { background: #C11920; }
.news-carousel .nc-arrows .nc-arrow.prev { left: 16px; }
.news-carousel .nc-arrows .nc-arrow.next { right: 16px; }

/* ============================
   集团概况 (CEIC左图右文+数据)
   ============================ */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 60px;
    align-items: center;
}
.about-img-wrap {
    position: relative;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 12px 30px rgba(0,0,0,0.1);
    aspect-ratio: 4 / 3;
}
.about-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}
.about-img-wrap:hover img { transform: scale(1.04); }

.about-text .at-paragraph {
    font-size: 15px;
    line-height: 2;
    color: #555;
    text-align: justify;
    margin-bottom: 18px;
}
.about-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    margin-top: 36px;
    padding-top: 28px;
    border-top: 1px solid #f0f0f0;
}
.about-stats .as-item {
    text-align: center;
    padding: 18px 8px 14px;
    transition: all 0.4s ease;
    border-radius: 4px;
    position: relative;
    background: #fafafa;
}
.about-stats .as-item:hover {
    background: #fff5f6;
    transform: translateY(-4px);
}
.about-stats .as-item::after {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 36px;
    height: 2px;
    background: #C11920;
    border-radius: 1px;
}
.about-stats .as-item .num {
    font-size: 34px;
    font-weight: 700;
    color: #C11920;
    line-height: 1.1;
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}
.about-stats .as-item .num .u {
    font-size: 14px;
    font-weight: 500;
    margin-left: 2px;
}
.about-stats .as-item .lb {
    font-size: 13px;
    color: #888;
    letter-spacing: 0.3px;
}

/* ============================
   集团业务 (CEIC 4列卡片)
   ============================ */
.biz-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.08vw;
}
.biz-card {
    background: #fff;
    border: 1px solid #ededed;
    border-radius: 5px;
    overflow: hidden;
    transition: all 0.5s ease;
    position: relative;
    background-clip: padding-box;
}
.biz-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 18px 36px rgba(0,0,0,0.1);
    border-color: transparent;
}
.biz-card .bimg {
    height: 220px;
    overflow: hidden;
    position: relative;
}
.biz-card .bimg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}
.biz-card:hover .bimg img { transform: scale(1.08); }
.biz-card .bimg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 55%, rgba(193,25,32,0.08) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
}
.biz-card:hover .bimg::after { opacity: 1; }

.biz-card .binfo {
    padding: 24px 22px 26px;
    position: relative;
}
.biz-card .binfo::before {
    content: '';
    position: absolute;
    top: 0;
    left: 22px;
    right: 22px;
    height: 0;
    background: #C11920;
    transition: height 0.4s ease;
    border-radius: 0 0 2px 2px;
}
.biz-card:hover .binfo::before { height: 3px; }
.biz-card .binfo h4 {
    font-size: 18px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 10px;
    letter-spacing: 0.5px;
    line-height: 1.4;
    transition: color 0.3s ease;
}
.biz-card:hover .binfo h4 { color: #C11920; }
.biz-card .binfo .bsum {
    font-size: 14px;
    line-height: 1.85;
    color: #888;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}
.biz-card .binfo .arrow-link {
    margin-top: 16px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: #C11920;
    opacity: 0;
    transform: translateX(-6px);
    transition: all 0.4s ease;
    letter-spacing: 0.5px;
}
.biz-card:hover .binfo .arrow-link {
    opacity: 1;
    transform: translateX(0);
}
.biz-card .binfo .arrow-link i { transition: transform 0.3s ease; }
.biz-card .binfo .arrow-link:hover i { transform: translateX(4px); }

/* ============================
   项目展示 (CEIC 3列卡片 + 状态角标)
   ============================ */
.proj-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.08vw;
}
.proj-card {
    background: #fff;
    border-radius: 5px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0,0,0,0.05);
    transition: all 0.5s ease;
}
.proj-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 32px rgba(0,0,0,0.1);
}
.proj-card .pimg {
    height: 240px;
    overflow: hidden;
    position: relative;
}
.proj-card .pimg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}
.proj-card:hover .pimg img { transform: scale(1.07); }
.proj-card .pimg .pstatus {
    position: absolute;
    top: 14px;
    left: 14px;
    padding: 4px 12px;
    border-radius: 2px;
    font-size: 12px;
    color: #fff;
    background: #C11920;
    letter-spacing: 0.5px;
    font-weight: 500;
}
.proj-card .pimg .pstatus.doing { background: #1565c0; }
.proj-card .pimg .pstatus.done { background: #2e7d32; }
.proj-card .pimg .pbar {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: rgba(255,255,255,0.2);
}
.proj-card .pimg .pbar .pb-fill {
    height: 100%;
    background: #C11920;
    transition: width 0.8s ease;
}

.proj-card .pinfo { padding: 22px 22px 24px; }
.proj-card .pinfo h4 {
    font-size: 17px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 12px;
    line-height: 1.45;
    transition: color 0.3s ease;
}
.proj-card:hover .pinfo h4 { color: #C11920; }
.proj-card .pinfo .pmeta {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px 14px;
    padding: 14px 0;
    border-top: 1px solid #f0f0f0;
    border-bottom: 1px solid #f0f0f0;
    margin: 14px 0;
}
.proj-card .pinfo .pmeta .mit {
    font-size: 12px;
    color: #a0a0a0;
}
.proj-card .pinfo .pmeta .mit b {
    color: #444;
    font-weight: 600;
    margin-right: 4px;
}
.proj-card .pinfo .psum {
    font-size: 13px;
    color: #888;
    line-height: 1.8;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

/* ============================
   视频+专题 (深色极简)
   ============================ */
.dark-section {
    background: linear-gradient(135deg, #1a1a2e 0%, #2a1416 50%, #1a1a2e 100%);
    color: #fff;
}
.dark-section .sec-title-wrap h2 { color: #fff; }
.dark-section .sec-title-wrap .en-sub { color: rgba(255,255,255,0.4); }
.dark-section .sec-title-wrap::after { background: #ffd700; }
.dark-section .sec-more-link { color: rgba(255,255,255,0.5); }
.dark-section .sec-more-link:hover { color: #ffd700; }

.vt-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
}
.video-big {
    position: relative;
    border-radius: 5px;
    overflow: hidden;
    aspect-ratio: 16 / 9;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}
.video-big::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.15);
    transition: background 0.4s ease;
}
.video-big:hover::before { background: rgba(0,0,0,0.35); }
.video-big .play {
    width: 76px;
    height: 76px;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.7);
    background: rgba(193,25,32,0.85);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    transition: all 0.4s ease;
    position: relative;
    z-index: 2;
}
.video-big:hover .play {
    background: #C11920;
    transform: scale(1.1);
    border-color: #fff;
}
.video-big .vcap {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 22px 26px;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    font-size: 16px;
    color: #fff;
    letter-spacing: 0.5px;
    z-index: 2;
}

.video-side-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.video-side-item {
    display: flex;
    gap: 14px;
    padding: 12px;
    background: rgba(255,255,255,0.05);
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.4s ease;
    border: 1px solid transparent;
}
.video-side-item:hover {
    background: rgba(193,25,32,0.15);
    border-color: rgba(255,215,0,0.3);
}
.video-side-item .vs-thumb {
    width: 130px;
    height: 78px;
    flex-shrink: 0;
    border-radius: 3px;
    background-size: cover;
    background-position: center;
    position: relative;
}
.video-side-item .vs-thumb::after {
    content: '▶';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 26px;
    height: 26px;
    background: rgba(0,0,0,0.5);
    border-radius: 50%;
    font-size: 12px;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
}
.video-side-item .vs-info { flex: 1; min-width: 0; }
.video-side-item .vs-info h5 {
    font-size: 14px;
    line-height: 1.55;
    color: #fff;
    margin-bottom: 6px;
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
.video-side-item .vs-info p {
    font-size: 12px;
    color: rgba(255,255,255,0.4);
}

.topic-grid {
    margin-top: 50px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}
.topic-card {
    border-radius: 5px;
    overflow: hidden;
    background: rgba(255,255,255,0.05);
    transition: all 0.45s ease;
    border: 1px solid rgba(255,255,255,0.08);
}
.topic-card:hover {
    transform: translateY(-6px);
    border-color: rgba(255,215,0,0.35);
    box-shadow: 0 14px 28px rgba(0,0,0,0.3);
}
.topic-card .timg {
    height: 150px;
    background-size: cover;
    background-position: center;
    position: relative;
}
.topic-card .timg::after {
    content: '专题';
    position: absolute;
    top: 12px;
    right: 12px;
    background: #ffd700;
    color: #1a1a1a;
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 2px;
    font-weight: 700;
}
.topic-card .tinfo { padding: 16px 18px 18px; }
.topic-card h5 {
    font-size: 15px;
    color: #fff;
    font-weight: 600;
    margin-bottom: 8px;
    letter-spacing: 0.3px;
    transition: color 0.3s ease;
}
.topic-card:hover h5 { color: #ffd700; }
.topic-card p {
    font-size: 12px;
    color: rgba(255,255,255,0.5);
    line-height: 1.7;
}

/* ============================
   子页面: 页头 + 面包屑
   ============================ */
.page-hero {
    height: 320px;
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: center;
    color: #fff;
}
.page-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(26,10,12,0.35) 0%, rgba(26,10,12,0.6) 100%);
}
.page-hero .ph-content {
    position: relative;
    z-index: 2;
}
.page-hero h2 {
    font-size: 40px;
    font-weight: 700;
    letter-spacing: 3px;
    margin-bottom: 8px;
    line-height: 1.2;
}
.page-hero p {
    font-size: 14px;
    opacity: 0.8;
    letter-spacing: 2px;
}

.crumb-bar {
    background: #fff;
    border-bottom: 1px solid #f0f0f0;
    padding: 16px 0;
    font-size: 13px;
    color: #999;
}
.crumb-bar .cb-inner {
    display: flex;
    align-items: center;
    gap: 8px;
}
.crumb-bar a { color: #666; transition: color 0.3s; }
.crumb-bar a:hover { color: #C11920; }
.crumb-bar .sep { color: #ccc; }
.crumb-bar .cur { color: #C11920; font-weight: 600; }

/* 页面布局: 左菜单+右内容 */
.page-main {
    padding: 56px 0 80px;
}
.pm-grid {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 40px;
}
.side-nav {
    background: #fafafa;
    border-radius: 4px;
    overflow: hidden;
    height: fit-content;
}
.side-nav .sn-title {
    background: #C11920;
    color: #fff;
    padding: 22px 24px;
    font-size: 20px;
    font-weight: 700;
    letter-spacing: 2px;
    position: relative;
}
.side-nav .sn-title small {
    display: block;
    font-size: 11px;
    font-weight: 400;
    letter-spacing: 2px;
    margin-top: 6px;
    opacity: 0.7;
}
.side-nav ul { padding: 8px 0; }
.side-nav ul li a {
    display: block;
    padding: 14px 24px;
    color: #555;
    font-size: 15px;
    position: relative;
    transition: all 0.35s ease;
    border-left: 3px solid transparent;
}
.side-nav ul li a::before {
    content: '›';
    position: absolute;
    left: 24px;
    color: #c5c5c5;
    font-weight: 700;
    transition: all 0.35s ease;
}
.side-nav ul li a { padding-left: 42px; }
.side-nav ul li a:hover,
.side-nav ul li.active a {
    color: #C11920;
    background: #fff5f6;
    border-left-color: #C11920;
}
.side-nav ul li a:hover::before,
.side-nav ul li.active a::before {
    color: #C11920;
    left: 28px;
}

.side-contact-card {
    margin-top: 24px;
    padding: 22px 20px;
    background: #fff;
    border: 1px solid #f0f0f0;
    border-radius: 4px;
}
.side-contact-card h4 {
    font-size: 16px;
    color: #C11920;
    font-weight: 700;
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 1px dashed #f5c7cb;
}
.side-contact-card p {
    font-size: 13px;
    line-height: 2.1;
    color: #777;
}
.side-contact-card p b {
    color: #333;
    margin-right: 4px;
}

/* 右内容区 */
.pm-content { min-width: 0; }

/* 列表页 */
.nl-item {
    display: flex;
    gap: 26px;
    padding: 28px 0;
    border-bottom: 1px solid #f0f0f0;
    transition: all 0.4s ease;
}
.nl-item:hover {
    padding-left: 10px;
    background: #fafafa;
}
.nl-item .nl-cover {
    width: 250px;
    height: 155px;
    flex-shrink: 0;
    border-radius: 4px;
    overflow: hidden;
}
.nl-item .nl-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}
.nl-item:hover .nl-cover img { transform: scale(1.06); }
.nl-item .nl-body { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.nl-item .nl-body h3 {
    font-size: 18px;
    color: #222;
    font-weight: 600;
    margin-bottom: 10px;
    line-height: 1.45;
    transition: color 0.3s ease;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.nl-item:hover .nl-body h3 { color: #C11920; }
.nl-item .nl-body .nl-sum {
    font-size: 14px;
    color: #777;
    line-height: 1.85;
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}
.nl-item .nl-body .nl-meta {
    margin-top: 14px;
    font-size: 12px;
    color: #aaa;
    display: flex;
    gap: 20px;
}
.nl-item .nl-body .nl-meta i {
    color: #C11920;
    margin-right: 4px;
    font-style: normal;
}

/* 分页 */
.pager {
    padding: 48px 0 12px;
    display: flex;
    justify-content: center;
    gap: 8px;
}
.pager a, .pager span {
    min-width: 40px;
    height: 40px;
    line-height: 38px;
    text-align: center;
    padding: 0 14px;
    background: #fff;
    border: 1px solid #e5e5e5;
    color: #666;
    border-radius: 2px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
}
.pager a:hover {
    color: #C11920;
    border-color: #C11920;
}
.pager .cur {
    background: #C11920;
    color: #fff;
    border-color: #C11920;
}
.pager .d { color: #ccc; cursor: not-allowed; }

/* 详情页 */
.detail-art {
    background: #fff;
    padding: 40px 48px 60px;
    border-radius: 4px;
}
.detail-art .da-head {
    text-align: center;
    padding-bottom: 26px;
    border-bottom: 1px solid #f0f0f0;
    margin-bottom: 32px;
}
.detail-art .da-head h1 {
    font-size: 28px;
    font-weight: 700;
    color: #1a1a1a;
    line-height: 1.45;
    margin-bottom: 18px;
    letter-spacing: 0.5px;
}
.detail-art .da-head .da-meta {
    display: flex;
    justify-content: center;
    gap: 28px;
    font-size: 13px;
    color: #999;
    flex-wrap: wrap;
}
.detail-art .da-head .da-meta span i {
    color: #C11920;
    margin-right: 5px;
    font-style: normal;
}
.detail-art .da-body {
    font-size: 15px;
    color: #444;
    line-height: 2.1;
    text-align: justify;
}
.detail-art .da-body p {
    margin-bottom: 20px;
    text-indent: 2em;
}
.detail-art .da-body img {
    max-width: 100%;
    margin: 24px auto;
    border-radius: 3px;
    display: block;
}

/* Tab切换 */
.tp-tabs {
    display: flex;
    border-bottom: 2px solid #f0f0f0;
    margin-bottom: 32px;
    gap: 0;
}
.tp-tab {
    padding: 14px 30px;
    font-size: 16px;
    color: #555;
    cursor: pointer;
    font-weight: 500;
    position: relative;
    transition: color 0.3s ease;
}
.tp-tab::after {
    content: '';
    position: absolute;
    left: 0; right: 0; bottom: -2px;
    height: 2px;
    background: #C11920;
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.35s ease;
}
.tp-tab:hover, .tp-tab.active { color: #C11920; }
.tp-tab.active::after { transform: scaleX(1); }
.tp-pane { display: none; }
.tp-pane.active { display: block; animation: fadeUp 0.5s ease; }
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

/* 领导卡片 */
.ld-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.ld-card {
    background: #fff;
    border: 1px solid #f0f0f0;
    border-radius: 4px;
    padding: 26px 24px;
    display: flex;
    gap: 18px;
    transition: all 0.4s ease;
}
.ld-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 14px 28px rgba(0,0,0,0.08);
    border-color: transparent;
}
.ld-card .ld-av {
    width: 94px;
    height: 120px;
    flex-shrink: 0;
    border-radius: 3px;
    overflow: hidden;
    background: #f5f5f5;
}
.ld-card .ld-av img { width: 100%; height: 100%; object-fit: cover; }
.ld-card .ld-info h4 {
    font-size: 18px;
    color: #1a1a1a;
    font-weight: 700;
    margin: 6px 0 6px;
}
.ld-card .ld-info .pos {
    font-size: 13px;
    color: #C11920;
    font-weight: 600;
    letter-spacing: 0.3px;
}
.ld-card .ld-info .res {
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px dashed #f0f0f0;
    font-size: 13px;
    color: #888;
    line-height: 1.9;
}

/* 组织架构 */
.org-sec { margin-bottom: 40px; }
.org-sec h3 {
    font-size: 20px;
    color: #1a1a1a;
    font-weight: 700;
    padding-left: 14px;
    border-left: 4px solid #C11920;
    margin-bottom: 20px;
    line-height: 1;
}
.org-g {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}
.org-c {
    background: #fafafa;
    border: 1px solid #f0f0f0;
    border-radius: 4px;
    padding: 18px 20px;
    transition: all 0.35s ease;
}
.org-c:hover {
    background: #fff5f6;
    border-color: #ffd6d9;
}
.org-c .oh {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}
.org-c h5 {
    font-size: 15px;
    color: #1a1a1a;
    font-weight: 700;
}
.org-c .ld-t {
    font-size: 12px;
    color: #C11920;
    background: #ffe8ea;
    padding: 2px 8px;
    border-radius: 2px;
}
.org-c p {
    font-size: 13px;
    color: #888;
    line-height: 1.85;
}

/* 文化卡片 */
.ct-grid {
    padding: 8px 0 40px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}
.ct-card {
    background: #fff;
    border-radius: 4px;
    padding: 38px 24px 32px;
    text-align: center;
    border: 1px solid #f0f0f0;
    transition: all 0.45s ease;
    position: relative;
}
.ct-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 18px 34px rgba(193,25,32,0.12);
    border-color: transparent;
}
.ct-card .ic {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #fff5f6, #ffe8ea);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    transition: all 0.4s ease;
}
.ct-card:hover .ic {
    background: linear-gradient(135deg, #C11920, #d52329);
    color: #fff;
    transform: rotateY(180deg);
}
.ct-card h4 {
    font-size: 20px;
    color: #1a1a1a;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: 2px;
}
.ct-card .core {
    font-size: 15px;
    color: #C11920;
    font-weight: 600;
    margin-bottom: 14px;
    padding: 8px;
    background: #fff5f6;
    border-radius: 3px;
    transition: all 0.3s ease;
}
.ct-card:hover .core {
    background: #C11920;
    color: #fff;
}
.ct-card p {
    font-size: 13px;
    color: #888;
    line-height: 1.9;
    text-align: left;
}

/* 职位 */
.jb-list { display: grid; gap: 14px; }
.jb-card {
    background: #fff;
    border: 1px solid #f0f0f0;
    border-radius: 4px;
    padding: 22px 26px;
    transition: all 0.4s ease;
}
.jb-card:hover {
    box-shadow: 0 12px 26px rgba(0,0,0,0.08);
    border-color: transparent;
    transform: translateX(4px);
}
.jb-card .jh {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding-bottom: 14px;
    margin-bottom: 14px;
    border-bottom: 1px dashed #f0f0f0;
}
.jb-card h4 {
    font-size: 17px;
    font-weight: 700;
    color: #1a1a1a;
    transition: color 0.3s ease;
}
.jb-card h4:hover { color: #C11920; }
.jb-card .sal { color: #C11920; font-size: 16px; font-weight: 700; }
.jb-card .jm {
    display: flex;
    gap: 20px;
    font-size: 13px;
    color: #888;
}
.jb-card .jm span::before {
    margin-right: 5px;
    color: #C11920;
}

/* 联系页 */
.ct-grid2 {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 36px;
}
.ci-card {
    background: #fff;
    border: 1px solid #f0f0f0;
    border-radius: 4px;
    padding: 36px 40px;
}
.ci-card h3 {
    font-size: 22px;
    color: #1a1a1a;
    margin-bottom: 24px;
    padding-bottom: 14px;
    border-bottom: 2px solid #f0f0f0;
    position: relative;
    font-weight: 700;
}
.ci-card h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 52px;
    height: 2px;
    background: #C11920;
}
.ci-list { display: grid; gap: 20px; }
.ci-row {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 16px;
    background: #fafafa;
    border-radius: 3px;
    transition: all 0.3s ease;
}
.ci-row:hover { background: #fff5f6; }
.ci-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #C11920, #d52329);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}
.ci-text h5 {
    font-size: 15px;
    color: #1a1a1a;
    margin-bottom: 6px;
    font-weight: 600;
}
.ci-text p {
    font-size: 14px;
    color: #777;
    line-height: 1.75;
}
.ct-map {
    min-height: 440px;
    background: linear-gradient(135deg, #f0f4f8, #e8eef4);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #aaa;
    font-size: 16px;
    border: 1px solid #e0e5ec;
}

/* ============================
   友情链接 + 页脚
   ============================ */
.friend-links {
    background: #fff;
    border-top: 1px solid #f0f0f0;
    padding: 28px 0;
}
.friend-links .fl-inner {
    display: flex;
    align-items: center;
    gap: 24px;
}
.friend-links h4 {
    flex-shrink: 0;
    font-size: 14px;
    color: #555;
    font-weight: 600;
}
.friend-links h4::before {
    content: '🔗 ';
    color: #C11920;
    margin-right: 4px;
}
.friend-links .fl-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 0;
    flex: 1;
}
.friend-links .fl-chips a {
    padding: 4px 16px;
    font-size: 13px;
    color: #777;
    border-right: 1px solid #e8e8e8;
    transition: all 0.3s ease;
}
.friend-links .fl-chips a:first-child { padding-left: 0; }
.friend-links .fl-chips a:last-child { border-right: none; }
.friend-links .fl-chips a:hover { color: #C11920; }

.footer {
    background: #1f2328;
    color: rgba(255,255,255,0.7);
    font-size: 13px;
}
.footer .fm {
    padding: 50px 0 30px;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: 40px;
}
.footer h5 {
    font-size: 15px;
    color: #fff;
    margin-bottom: 22px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    position: relative;
    font-weight: 600;
    letter-spacing: 0.5px;
}
.footer h5::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -1px;
    width: 40px;
    height: 2px;
    background: #C11920;
}
.footer .fcp {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.footer .flogo {
    display: flex;
    align-items: center;
    gap: 12px;
}
.footer .flogo img {
    height: 58px;
    width: auto;
    object-fit: contain;
}
.footer .flogo .fn {
    font-size: 15px;
    color: #fff;
    font-weight: 600;
    line-height: 1.35;
}
.footer .fcp .desc { line-height: 1.95; font-size: 13px; }
.footer .fcp .fc-list p {
    line-height: 2.2;
}
.footer .fcp .fc-list p i {
    color: #C11920;
    margin-right: 6px;
    font-style: normal;
}
.footer ul li { margin-bottom: 10px; }
.footer ul li a {
    font-size: 13px;
    color: rgba(255,255,255,0.55);
    transition: all 0.35s ease;
    padding-left: 12px;
    position: relative;
}
.footer ul li a::before {
    content: '›';
    position: absolute;
    left: 0;
    color: #C11920;
    font-weight: 700;
    transition: all 0.35s ease;
}
.footer ul li a:hover {
    color: #fff;
    padding-left: 16px;
}
.footer ul li a:hover::before { left: 2px; }
.footer .qrc { text-align: center; }
.footer .qrc img {
    width: 100px;
    height: 100px;
    background: #fff;
    padding: 5px;
    border-radius: 3px;
    margin: 0 auto 10px;
}
.footer .qrc p {
    font-size: 12px;
    color: rgba(255,255,255,0.5);
}

.footer .fb {
    background: #171b1f;
    padding: 16px 0;
    text-align: center;
    font-size: 12px;
    color: rgba(255,255,255,0.45);
    border-top: 1px solid rgba(255,255,255,0.05);
    line-height: 1.8;
}
.footer .fb .lbl { margin-bottom: 4px; }
.footer .fb .lbl a {
    color: rgba(255,255,255,0.55);
    margin: 0 10px;
}
.footer .fb .lbl a:hover { color: #fff; }

/* 回到顶部 */
.to-top {
    position: fixed;
    bottom: 48px;
    right: 28px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(193,25,32,0.9);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 6px 16px rgba(193,25,32,0.3);
    transition: all 0.4s ease;
    opacity: 0;
    visibility: hidden;
    z-index: 999;
    font-size: 18px;
}
.to-top.show {
    opacity: 1;
    visibility: visible;
}
.to-top:hover {
    background: #a0181b;
    transform: translateY(-3px);
}

/* 响应式 (保持1200) */
@media (max-width: 1200px) {
    body { min-width: auto; }
    .container { width: 100%; padding: 0 20px; }
}