/* =========================================================
   新闻资讯门户 · 全站样式表
   配合帝国CMS模板使用（首页 / 内容页 / 专题页）
   ========================================================= */

/* ---------- 变量 ---------- */
:root {
    --main: #c9231f;
    /* 主色 · 新闻红 */
    --main-dark: #a01a17;
    --text: #1f2328;
    /* 主文字 */
    --text-2: #5a6270;
    /* 次要文字 */
    --text-3: #8b93a1;
    /* 辅助文字 */
    --line: #e8eaed;
    /* 分割线 */
    --bg: #f5f6f8;
    /* 页面底色 */
    --white: #ffffff;
    --radius: 8px;
    --wrap: 1200px;
    --shadow: 0 1px 3px rgba(20, 25, 35, .06);
    --shadow-hover: 0 6px 20px rgba(20, 25, 35, .12);
}

/* ---------- 重置 ---------- */
*, *::before, *::after {
    box-sizing: border-box;
}
html {
    -webkit-text-size-adjust: 100%;
}
body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, "Segoe UI", sans-serif;
    font-size: 15px;
    line-height: 1.7;
    color: var(--text);
    background: var(--bg);
}
h1, h2, h3, h4, h5, h6, p, ul, ol, figure {
    margin: 0;
    padding: 0;
}
ul, ol {
    list-style: none;
}
img {
    max-width: 100%;
    display: block;
    border: 0;
}
a {
    color: inherit;
    text-decoration: none;
    transition: color .2s;
}
a:hover {
    color: var(--main);
}
button {
    font-family: inherit;
    cursor: pointer;
}

/* ---------- 通用容器 ---------- */
.wrap {
    max-width: var(--wrap);
    margin: 0 auto;
    padding: 0 16px;
}
.ellipsis {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.ellipsis-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* =========================================================
   1. 顶部工具条
   ========================================================= */
.topbar {
    background: #22262c;
    color: #9aa3b0;
    font-size: 12.5px;
    line-height: 34px;
}
.topbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}
.topbar-date {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.topbar-links {
    display: flex;
    align-items: center;
    white-space: nowrap;
}
.topbar-links a {
    color: #9aa3b0;
}
.topbar-links a:hover {
    color: #fff;
}
.topbar-links i {
    font-style: normal;
    margin: 0 10px;
    color: #4a5260;
}

/* =========================================================
   2. 头部 LOGO + 搜索
   ========================================================= */
.header {
    background-image: url(../images/banner1.jpg);
    background-size: cover;
    background-position: center top;
    height: 400px;
    position: relative;
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    gap: 24px;
    padding-top: 40px;
    padding-bottom: 20px;
}
.logo {
    flex: 0 0 auto;
    display: flex;
    align-items: flex-start;
}
.logo img {
    height: 80px;
    width: auto;
}
.adv {
    position: absolute;
    left: 100px;
    top: 150px;
    width: 400px;
}
.adv img {
    width: 500px;
    height: auto;
}
.grident {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background-image: linear-gradient(to top, rgba(0, 0, 0, .5), rgba(0, 0, 0, 0));
}
.bottom-banner {
    padding-top: 40px;
    padding-bottom: 10px;
    color: white;
}
.company {
    position: absolute;
    top: 265px;
    right: 0;
    bottom: 0;
    text-align: right;
    color: white;
    z-index: 99;
}
.search {
    flex: 0 1 420px;
    display: flex;
    height: 42px;
    border: 2px solid var(--main);
    border-radius: 21px;
    overflow: hidden;
    background: var(--white);
}
.search input[type="text"] {
    flex: 1;
    min-width: 0;
    border: 0;
    outline: none;
    padding: 0 18px;
    font-size: 14px;
    color: var(--text);
    background: transparent;
}
.search input::placeholder {
    color: var(--text-3);
}
.search button {
    flex: 0 0 62px;
    border: 0;
    background: var(--main);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background .2s;
}
.search button:hover {
    background: var(--main-dark);
}

/* =========================================================
   3. 主导航
   ========================================================= */
.nav {
    background: var(--main);
}
.nav-inner {
    display: flex;
    align-items: center;
    gap: 2px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}
.nav-inner::-webkit-scrollbar {
    display: none;
}
.nav-inner a {
    position: relative;
    flex: 0 0 auto;
    padding: 0 22px;
    line-height: 48px;
    font-size: 16px;
    color: rgba(255, 255, 255, .88);
    white-space: nowrap;
}
.nav-inner a:hover,
.nav-inner a.active {
    color: #fff;
    background: rgba(0, 0, 0, .14);
}
.nav-inner a.active::after {
    content: "";
    position: absolute;
    left: 22px;
    right: 22px;
    bottom: 0;
    height: 3px;
    background: #ffd75e;
    border-radius: 2px 2px 0 0;
}

/* =========================================================
   4. 首屏：焦点图 + 热榜
   ========================================================= */
.hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: 12px;
    margin-top: 22px;
}

/* ---- 焦点图轮播 ---- */
.slider {
    position: relative;
    aspect-ratio: 16/9;
    border-radius: var(--radius);
    overflow: hidden;
    background: #111;
    box-shadow: var(--shadow);
}
.slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity .6s ease, visibility .6s;
}
.slide.on {
    opacity: 1;
    visibility: visible;
}
.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 6s ease;
}
.slide.on img {
    transform: scale(1.06);
}
.slide-cap {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 48px 24px 20px;
    color: #fff;
    background: linear-gradient(to top, rgba(0, 0, 0, .82) 0%, rgba(0, 0, 0, .45) 55%, rgba(0, 0, 0, 0) 100%);
}
.slide-cap h3 {
    font-size: 22px;
    line-height: 1.45;
    font-weight: 700;
    margin-bottom: 6px;
    text-shadow: 0 1px 3px rgba(0, 0, 0, .4);
}
.slide-cap p {
    font-size: 13.5px;
    color: rgba(255, 255, 255, .82);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.dots {
    position: absolute;
    right: 18px;
    bottom: 18px;
    display: flex;
    gap: 8px;
    z-index: 3;
}
.dots i {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: rgba(255, 255, 255, .5);
    cursor: pointer;
    transition: all .25s;
}
.dots i.on {
    width: 24px;
    border-radius: 5px;
    background: #fff;
}

/* ---- 热榜侧栏 ---- */
.hero-side {
    display: flex;
    flex-direction: column;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 16px 18px 8px;
    overflow: hidden;
}
.side-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--line);
}
.side-title {
    position: relative;
    font-size: 17px;
    font-weight: 700;
    padding-left: 12px;
    line-height: 1.4;
}
.side-title::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 16px;
    border-radius: 2px;
    background: var(--main);
}
.side-more {
    font-size: 12.5px;
    color: var(--text-3);
}
.side-more:hover {
    color: var(--main);
}
.rank {
    flex: 1;
}
.rank li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 9px 0;
    border-bottom: 1px dashed #f0f1f3;
}
.rank li:last-child {
    border-bottom: 0;
}
.rank .no {
    flex: 0 0 20px;
    height: 20px;
    margin-top: 4px;
    border-radius: 4px;
    background: #eef0f3;
    color: var(--text-3);
    font-size: 12px;
    font-weight: 700;
    line-height: 20px;
    text-align: center;
}
.rank li:nth-child(1) .no {
    background: var(--main);
    color: #fff;
}
.rank li:nth-child(2) .no {
    background: #ff7a3d;
    color: #fff;
}
.rank li:nth-child(3) .no {
    background: #ffb020;
    color: #fff;
}
.rank .t {
    font-size: 14.5px;
    line-height: 1.55;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* =========================================================
   5. 通用板块
   ========================================================= */
.block {
    margin-top: 26px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 18px 20px 20px;
}
.block-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--line);
    margin-bottom: 16px;
}
.block-title {
    position: relative;
    padding-left: 13px;
    font-size: 19px;
    font-weight: 700;
    line-height: 1.4;
}
.block-title::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 18px;
    border-radius: 2px;
    background: var(--main);
}
.more {
    font-size: 13px;
    color: var(--text-3);
    transition: color .2s, transform .2s;
}
.more:hover {
    color: var(--main);
    transform: translateX(2px);
}

/* =========================================================
   6. 头条要闻
   ========================================================= */
.block-body--lead {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: 26px;
}
.lead-link {
    display: block;
}
.lead-img {
    border-radius: 6px;
    overflow: hidden;
    aspect-ratio: 16/9;
    background: #f0f1f3;
    margin-bottom: 12px;
}
.lead-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .45s ease;
}
.lead-link:hover .lead-img img {
    transform: scale(1.05);
}
.lead-link h3 {
    font-size: 20px;
    line-height: 1.5;
    font-weight: 700;
    margin-bottom: 6px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.lead-link:hover h3 {
    color: var(--main);
}
.lead-link p {
    font-size: 13.5px;
    color: var(--text-2);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.dot-list {
    margin-top: 14px;
}
.dot-list li {
    position: relative;
    padding-left: 15px;
    margin-bottom: 9px;
    font-size: 14.5px;
    line-height: 1.6;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.dot-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: .72em;
    width: 5px;
    height: 5px;
    border-radius: 1px;
    background: #d6d9de;
}
.dot-list li:hover::before {
    background: var(--main);
}

/* 右：新闻列表 */
.news-list li {
    padding: 12px 0;
    border-bottom: 1px dashed #f0f1f3;
}
.news-list li:first-child {
    padding-top: 0;
}
.news-list li:last-child {
    border-bottom: 0;
    padding-bottom: 0;
}
.news-list h4 {
    font-size: 15.5px;
    line-height: 1.55;
    font-weight: 600;
    margin-bottom: 5px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.news-list li:hover h4 {
    color: var(--main);
}
.news-list p {
    font-size: 13px;
    color: var(--text-2);
    line-height: 1.65;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 6px;
}
.meta {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 12.5px;
    color: var(--text-3);
}
.meta span {
    position: relative;
}
.meta span + span::before {
    content: "";
    position: absolute;
    left: -8px;
    top: 50%;
    width: 1px;
    height: 10px;
    background: var(--line);
    transform: translateY(-50%);
}
.news-list--compact li {
    padding: 10px 0;
}
.news-list--compact h4 {
    font-size: 14.5px;
    margin-bottom: 4px;
    -webkit-line-clamp: 2;
}

/* =========================================================
   7. 三栏分类板块
   ========================================================= */
.cols {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
}
.cols .block {
    margin-top: 26px;
}

/* =========================================================
   8. 图片新闻
   ========================================================= */
.pic-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}
.pic-card {
    display: block;
    border-radius: 6px;
    overflow: hidden;
    background: var(--white);
    transition: transform .25s, box-shadow .25s;
}
.pic-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
    color: inherit;
}
.pic-card img {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    background: #f0f1f3;
    transition: transform .45s ease;
}
.pic-card:hover img {
    transform: scale(1.05);
}
.pic-card h4 {
    font-size: 14px;
    line-height: 1.55;
    font-weight: 500;
    padding: 10px 12px 14px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.pic-card:hover h4 {
    color: var(--main);
}

/* =========================================================
   9. 页脚
   ========================================================= */
.footer {
    margin-top: 34px;
    background: #22262c;
    color: #8f97a3;
    font-size: 13.5px;
    padding: 30px 0 26px;
    text-align: center;
}
.footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px 26px;
    margin-bottom: 14px;
}
.footer-links a {
    color: #c3c9d2;
}
.footer-links a:hover {
    color: #fff;
}
.copyright {
    color: #767e8b;
    line-height: 1.8;
}
.footer-block {
    display: flex;
    
    justify-content: space-between;
}
.footer-block > div > div {
    justify-content: left;
}
.footer-block > div {
    gap:22px;
    display: flex;
    text-align: left;
}

/* =========================================================
   10. 内容页 · 面包屑
   ========================================================= */
.crumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    padding: 16px 0;
    font-size: 13.5px;
    color: var(--text-3);
}
.crumb a {
    color: var(--text-2);
}
.crumb a:hover {
    color: var(--main);
}
.crumb .sep {
    color: #c3c9d2;
}
.crumb .cur {
    color: var(--text-2);
    max-width: 320px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* =========================================================
   11. 内容页 · 主体两栏布局
   ========================================================= */
.article-wrap {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: 26px;
    align-items: start;
}
.article {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 30px 34px 34px;
    min-width: 0;
}

/* ---------- 文章头部 ---------- */
.article-head {
    padding-bottom: 18px;
    border-bottom: 1px solid var(--line);
    margin-bottom: 26px;
}
.article-title {
    font-size: 28px;
    line-height: 1.45;
    font-weight: 700;
    letter-spacing: -.3px;
    margin-bottom: 12px;
}
.article-sub {
    font-size: 15px;
    color: var(--text-2);
    line-height: 1.7;
    padding: 12px 16px;
    background: #f7f8fa;
    border-left: 3px solid var(--main);
    border-radius: 0 6px 6px 0;
    margin-bottom: 16px;
}
.article-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 20px;
    font-size: 13px;
    color: var(--text-3);
}
.article-meta span {
    position: relative;
}
.article-meta span + span::before {
    content: "";
    position: absolute;
    left: -10px;
    top: 50%;
    width: 1px;
    height: 11px;
    background: var(--line);
    transform: translateY(-50%);
}

/* ---------- 正文排版 ---------- */
.article-content {
    font-size: 17px;
    line-height: 1.95;
    color: var(--text);
    word-wrap: break-word;
    overflow-wrap: break-word;
}
.article-content p {
    margin: 0 0 22px;
    text-align: justify;
}
.article-content img {
    max-width: 100%;
    height: auto;
    margin: 18px auto;
    border-radius: 6px;
    display: block;
}
.article-content h2 {
    font-size: 21px;
    font-weight: 700;
    line-height: 1.5;
    margin: 34px 0 16px;
    padding-left: 13px;
    border-left: 4px solid var(--main);
}
.article-content h3 {
    font-size: 18px;
    font-weight: 700;
    line-height: 1.5;
    margin: 26px 0 14px;
}
.article-content h4 {
    font-size: 16.5px;
    font-weight: 600;
    margin: 22px 0 12px;
}
.article-content blockquote {
    margin: 22px 0;
    padding: 16px 20px;
    background: #f7f8fa;
    border-left: 4px solid var(--main);
    border-radius: 0 6px 6px 0;
    color: var(--text-2);
    font-size: 16px;
}
.article-content blockquote p:last-child {
    margin-bottom: 0;
}
.article-content ul,
.article-content ol {
    margin: 0 0 22px;
    padding-left: 26px;
}
.article-content ul {
    list-style: disc;
}
.article-content ol {
    list-style: decimal;
}
.article-content li {
    margin-bottom: 8px;
}
.article-content a {
    color: var(--main);
    text-decoration: underline;
    text-underline-offset: 3px;
}
.article-content strong {
    font-weight: 700;
}
.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 22px 0;
    font-size: 15px;
}
.article-content th,
.article-content td {
    border: 1px solid var(--line);
    padding: 10px 12px;
    text-align: left;
}
.article-content th {
    background: #f7f8fa;
    font-weight: 600;
}
.article-content code {
    background: #f2f3f5;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 14px;
    font-family: Consolas, Monaco, "Courier New", monospace;
}
.article-content pre {
    background: #282c34;
    color: #abb2bf;
    padding: 16px 18px;
    border-radius: 6px;
    overflow-x: auto;
    margin: 22px 0;
    font-size: 14px;
    line-height: 1.7;
}
.article-content pre code {
    background: none;
    padding: 0;
    color: inherit;
}
.article-content hr {
    border: 0;
    border-top: 1px solid var(--line);
    margin: 30px 0;
}

/* ---------- 正文分页 ---------- */
.article-pager {
    margin-top: 30px;
    text-align: center;
    font-size: 14px;
}
.article-pager a,
.article-pager span {
    display: inline-block;
    min-width: 34px;
    height: 34px;
    line-height: 32px;
    padding: 0 10px;
    margin: 0 3px;
    border: 1px solid var(--line);
    border-radius: 6px;
    color: var(--text-2);
}
.article-pager a:hover {
    border-color: var(--main);
    color: var(--main);
}
.article-pager .cur,
.article-pager strong {
    background: var(--main);
    border-color: var(--main);
    color: #fff;
}

/* ---------- 上一篇 / 下一篇 ---------- */
.article-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-top: 30px;
    padding-top: 22px;
    border-top: 1px solid var(--line);
}
.article-nav a,
.article-nav .none {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 12px 16px;
    border-radius: 6px;
    background: #f7f8fa;
    transition: background .2s, color .2s;
    min-width: 0;
}
.article-nav a:hover {
    background: #fdecea;
    color: var(--main);
}
.article-nav .next {
    text-align: right;
}
.article-nav .tag {
    font-size: 12.5px;
    color: var(--text-3);
}
.article-nav .txt {
    font-size: 14.5px;
    font-weight: 500;
    line-height: 1.55;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.article-nav .none .txt {
    color: var(--text-3);
}

/* =========================================================
   12. 内容页 · 侧边栏
   ========================================================= */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.widget {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 16px 18px 12px;
}
.widget-head {
    padding-bottom: 12px;
    border-bottom: 1px solid var(--line);
    margin-bottom: 4px;
}
.widget-title {
    position: relative;
    padding-left: 12px;
    font-size: 16.5px;
    font-weight: 700;
    line-height: 1.4;
}
.widget-title::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 15px;
    border-radius: 2px;
    background: var(--main);
}
.widget .news-list li {
    padding: 11px 0;
}

/* 相关阅读 4 列 / 2 列 */
.pic-grid--4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}
.pic-grid--2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

/* 评论容器 */
.comment-box {
    min-height: 60px;
}

/* =========================================================
   13. 专题页 · Hero
   ========================================================= */
.zt-hero {
    position: relative;
    min-height: 280px;
    display: flex;
    align-items: center;
    background-color: #1f2328;
    background-size: cover;
    background-position: center;
    color: #fff;
    overflow: hidden;
}
.zt-hero-mask {
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(0, 0, 0, .82) 0%, rgba(0, 0, 0, .55) 50%, rgba(0, 0, 0, .35) 100%);
}
.zt-hero-inner {
    position: relative;
    z-index: 2;
    padding-top: 60px;
    padding-bottom: 60px;
    max-width: 720px;
}
.zt-title {
    font-size: 36px;
    font-weight: 700;
    line-height: 1.35;
    letter-spacing: -.5px;
    margin-bottom: 14px;
    text-shadow: 0 2px 8px rgba(0, 0, 0, .4);
}
.zt-intro {
    font-size: 16px;
    line-height: 1.8;
    color: rgba(255, 255, 255, .85);
    margin-bottom: 20px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.zt-stat {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    color: rgba(255, 255, 255, .7);
}
.zt-stat b {
    color: #ffd75e;
    font-size: 18px;
    font-weight: 700;
    margin: 0 3px;
}
.zt-stat .sep {
    color: rgba(255, 255, 255, .3);
}

/* =========================================================
   14. 专题页 · 焦点轮播
   ========================================================= */
.zt-slider {
    aspect-ratio: 21/9;
}
.zt-slider .slide-cap h3 {
    font-size: 24px;
}

/* =========================================================
   15. 专题页 · 主体两栏布局
   ========================================================= */
.zt-main {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: 26px;
    align-items: start;
    margin-top: 26px;
}
.zt-content {
    display: flex;
    flex-direction: column;
    gap: 26px;
    min-width: 0;
}
.zt-content .block {
    margin-top: 0;
}
.zt-news-list li {
    padding: 16px 0;
}
.zt-news-list h4 {
    font-size: 17px;
}
.zt-news-list p {
    font-size: 13.5px;
    -webkit-line-clamp: 3;
}

/* =========================================================
   16. 专题页 · 侧边栏
   ========================================================= */
.zt-sidebar {
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.zt-links li {
    padding: 10px 0;
    border-bottom: 1px dashed #f0f1f3;
}
.zt-links li:last-child {
    border-bottom: 0;
}
.zt-links a {
    display: block;
    font-size: 14.5px;
    line-height: 1.6;
    padding-left: 14px;
    position: relative;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.zt-links a::before {
    content: "";
    position: absolute;
    left: 0;
    top: .7em;
    width: 5px;
    height: 5px;
    border-radius: 1px;
    background: #d6d9de;
}
.zt-links a:hover::before {
    background: var(--main);
}

/* =========================================================
   17. 响应式 · 首页
   ========================================================= */
@media (max-width:1080px) {
    .hero {
        grid-template-columns: minmax(0, 1fr) 300px;
    }
    .pic-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
    .zt-main {
        grid-template-columns: minmax(0, 1fr) 300px;
    }
    .zt-title {
        font-size: 30px;
    }
}

@media (max-width:900px) {
    .hero {
        grid-template-columns: 1fr;
    }
    .hero-side {
        min-height: auto;
    }
    .block-body--lead {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .cols {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 16px;
    }
    .cols .block:last-child {
        grid-column: 1 / -1;
    }
    .pic-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .nav-inner a {
        padding: 0 16px;
        font-size: 15px;
    }
    .zt-main {
        grid-template-columns: 1fr;
    }
    .zt-sidebar {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 16px;
    }
    .zt-slider {
        aspect-ratio: 16/9;
    }
    .zt-slider .slide-cap h3 {
        font-size: 19px;
    }
}

@media (max-width:640px) {
    body {
        font-size: 14.5px;
    }
    .company {
        display: none;
    }
    .bottom-banner {
        display: none;
    }
    .adv {
        top: 25vw;
        left: 12.5vw;
        width: 75vw;
    }
    .header {
        height: 55vw;
    }
    .wrap {
        padding: 0 12px;
    }
    .topbar {
        font-size: 12px;
        line-height: 32px;
    }
    .topbar-date {
        display: none;
    }
    .topbar-inner {
        justify-content: center;
    }
    .header-inner {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
        padding-top: 14px;
        padding-bottom: 14px;
    }
    .logo {
        justify-content: center;
    }
    .logo img {
        height: 34px;
    }
    .search {
        flex: 1 1 auto;
        height: 38px;
        border-radius: 19px;
    }
    .search button {
        flex-basis: 54px;
    }
    .nav-inner a {
        padding: 0 14px;
        line-height: 44px;
        font-size: 14.5px;
    }
    .nav-inner a.active::after {
        left: 14px;
        right: 14px;
        height: 2px;
    }
    .hero {
        gap: 16px;
        margin-top: 16px;
    }
    .slide-cap {
        padding: 34px 14px 14px;
    }
    .slide-cap h3 {
        font-size: 16px;
        margin-bottom: 4px;
    }
    .slide-cap p {
        display: none;
    }
    .dots {
        right: 12px;
        bottom: 12px;
        gap: 6px;
    }
    .dots i {
        width: 7px;
        height: 7px;
    }
    .dots i.on {
        width: 18px;
    }
    .block {
        padding: 14px 14px 16px;
        margin-top: 18px;
    }
    .block-title {
        font-size: 17px;
    }
    .block-head {
        padding-bottom: 11px;
        margin-bottom: 13px;
    }
    .lead-link h3 {
        font-size: 17px;
    }
    .lead-link p {
        font-size: 13px;
    }
    .dot-list li {
        font-size: 14px;
    }
    .news-list h4 {
        font-size: 15px;
    }
    .news-list p {
        display: none;
    }
    .cols {
        grid-template-columns: 1fr;
    }
    .cols .block:last-child {
        grid-column: auto;
    }
    .pic-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 12px;
    }
    .pic-card h4 {
        font-size: 13px;
        padding: 8px 10px 11px;
        -webkit-line-clamp: 2;
    }
    .footer {
        margin-top: 24px;
        padding: 22px 0 20px;
        font-size: 12.5px;
    }
    .footer-links {
        gap: 8px 18px;
    }
    .zt-hero {
        min-height: 200px;
    }
    .zt-hero-inner {
        padding-top: 36px;
        padding-bottom: 36px;
    }
    .zt-title {
        font-size: 22px;
        margin-bottom: 10px;
    }
    .zt-intro {
        font-size: 13.5px;
        -webkit-line-clamp: 2;
        margin-bottom: 14px;
    }
    .zt-stat {
        font-size: 12.5px;
        gap: 8px;
    }
    .zt-stat b {
        font-size: 15px;
    }
    .zt-main {
        gap: 18px;
        margin-top: 18px;
    }
    .zt-content {
        gap: 18px;
    }
    .zt-news-list li {
        padding: 12px 0;
    }
    .zt-news-list h4 {
        font-size: 15.5px;
    }
    .zt-news-list p {
        -webkit-line-clamp: 2;
    }
    .zt-sidebar {
        grid-template-columns: 1fr;
    }
    .pic-grid--2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 12px;
    }
}

/* =========================================================
   18. 响应式 · 内容页
   ========================================================= */
@media (max-width:1080px) {
    .article-wrap {
        grid-template-columns: minmax(0, 1fr) 300px;
    }
    .article {
        padding: 26px 26px 30px;
    }
}

@media (max-width:900px) {
    .article-wrap {
        grid-template-columns: 1fr;
    }
    .sidebar {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 16px;
    }
    .pic-grid--4 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width:640px) {
    .crumb {
        padding: 12px 0;
        font-size: 12.5px;
    }
    .crumb .cur {
        max-width: 150px;
    }
    .article {
        padding: 18px 16px 22px;
    }
    .article-title {
        font-size: 21px;
    }
    .article-sub {
        font-size: 13.5px;
        padding: 10px 12px;
    }
    .article-meta {
        font-size: 12px;
        gap: 6px 16px;
    }
    .article-meta span + span::before {
        left: -8px;
    }
    .article-content {
        font-size: 16px;
        line-height: 1.9;
    }
    .article-content p {
        margin-bottom: 18px;
    }
    .article-content h2 {
        font-size: 18px;
        margin: 26px 0 13px;
    }
    .article-content h3 {
        font-size: 16.5px;
        margin: 20px 0 11px;
    }
    .article-content blockquote {
        padding: 12px 14px;
        font-size: 15px;
        margin: 18px 0;
    }
    .article-content img {
        margin: 14px auto;
        border-radius: 4px;
        width: 100%;
    }
    .article-nav {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    .article-nav .next {
        text-align: left;
    }
    .sidebar {
        grid-template-columns: 1fr;
    }
    .pic-grid--4 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 12px;
    }
}

/* =========================================================
   19. 超小屏
   ========================================================= */
@media (max-width:380px) {
    .search button {
        flex-basis: 48px;
    }
    .block-title {
        font-size: 16px;
    }
    .slide-cap h3 {
        font-size: 15px;
    }
}

/* =========================================================
   20. 深色模式（跟随系统）
   ========================================================= */
@media (prefers-color-scheme:dark) {
    :root {
        --text: #e6e8ec;
        --text-2: #a8b0bd;
        --text-3: #7c8593;
        --line: #2c3138;
        --bg: #16181c;
        --white: #1e2126;
        --shadow: 0 1px 3px rgba(0, 0, 0, .35);
        --shadow-hover: 0 6px 20px rgba(0, 0, 0, .5);
    }
    .slide-cap {
        background: linear-gradient(to top, rgba(0, 0, 0, .9) 0%, rgba(0, 0, 0, .5) 55%, rgba(0, 0, 0, 0) 100%);
    }
    .rank li,
    .news-list li,
    .dot-list li {
        border-color: #282d33;
    }
    .rank .no {
        background: #282d33;
    }
    .dot-list li::before {
        background: #3a4048;
    }
    .lead-img,
    .pic-card img {
        background: #262a30;
    }
    .search input[type="text"] {
        color: var(--text);
    }
    .footer {
        background: #101216;
    }
    /* 内容页深色补充 */
    .article-sub,
    .article-content blockquote,
    .article-content th,
    .article-nav a,
    .article-nav .none {
        background: #24282e;
    }
    .article-content code {
        background: #282d33;
    }
    .article-nav a:hover {
        background: #3a2323;
    }
    /* 专题页深色补充 */
    .zt-hero {
        background-color: #101216;
    }
    .zt-links li {
        border-color: #282d33;
    }
    .zt-links a::before {
        background: #3a4048;
    }
}

/* =========================================================
   26. 搜索页 · 结果信息条
   ========================================================= */
.search-bar{
  background:var(--white);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:18px 22px;
  border-left:4px solid var(--main);
  margin-bottom:18px;
}
.search-bar-main{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  gap:8px 18px;
  margin-bottom:6px;
}
.search-kw{
  font-size:17px;
  color:var(--text-2);
  line-height:1.5;
}
.search-kw b{
  color:var(--main);
  font-weight:700;
  font-size:19px;
}
.search-stat{
  font-size:13.5px;
  color:var(--text-3);
}
.search-stat b{
  color:var(--main);
  font-size:16px;
  font-weight:700;
  margin:0 3px;
}
.search-bar-tip{
  font-size:12.5px;
  color:var(--text-3);
  padding-top:6px;
  border-top:1px dashed var(--line);
}

/* =========================================================
   27. 搜索页 · 空结果状态
   ========================================================= */
.search-empty{
  background:var(--white);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:60px 24px;
  text-align:center;
  color:var(--text-3);
}
.search-empty svg{
  color:#d6d9de;
  margin:0 auto 18px;
}
.search-empty h3{
  font-size:18px;
  font-weight:700;
  color:var(--text-2);
  margin-bottom:8px;
}
.search-empty p{
  font-size:14px;
  color:var(--text-3);
  margin-bottom:22px;
  line-height:1.7;
}
.search-empty-btn{
  display:inline-block;
  padding:10px 26px;
  background:var(--main);
  color:#fff !important;
  border-radius:21px;
  font-size:14px;
  font-weight:500;
  transition:background .2s, transform .2s;
}
.search-empty-btn:hover{
  background:var(--main-dark);
  transform:translateY(-1px);
}

/* =========================================================
   28. 搜索页 · 热门标签
   ========================================================= */
.hot-tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  padding:4px 0 8px;
}
.hot-tags a{
  display:inline-block;
  padding:5px 12px;
  font-size:13px;
  line-height:1.5;
  color:var(--text-2);
  background:#f4f5f7;
  border-radius:14px;
  max-width:100%;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
  transition:all .2s;
}
.hot-tags a:hover{
  background:var(--main);
  color:#fff;
  transform:translateY(-1px);
}

/* =========================================================
   29. 搜索页响应式
   ========================================================= */
@media (max-width:640px){
  .search-bar{ padding:14px 16px; }
  .search-kw{ font-size:15px; }
  .search-kw b{ font-size:17px; }
  .search-stat{ font-size:12.5px; }
  .search-stat b{ font-size:14px; }
  .search-bar-tip{ font-size:12px; }

  .search-empty{ padding:44px 18px; }
  .search-empty svg{ width:44px; height:44px; margin-bottom:14px; }
  .search-empty h3{ font-size:16px; }
  .search-empty p{ font-size:13px; margin-bottom:18px; }
  .search-empty-btn{ padding:9px 22px; font-size:13.5px; }

  .hot-tags a{ font-size:12.5px; padding:4px 10px; }
}

/* =========================================================
   30. 搜索页深色模式补充
   ========================================================= */
@media (prefers-color-scheme:dark){
  .hot-tags a{ background:#282d33; }
  .hot-tags a:hover{ background:var(--main); }
  .search-empty svg{ color:#3a4048; }
  .search-bar{ border-color:var(--main); }
}