/* ============================================================
   汇智综合资讯网 - 全站共享样式
   设计基调：正式、规范、可信（政企/合规风格）
   ============================================================ */

:root {
  --c-primary: #1a4f8b;        /* 主色：稳重藏蓝 */
  --c-primary-dark: #123a67;
  --c-primary-light: #eaf1f9;
  --c-accent: #b8860b;         /* 点缀金：庄重 */
  --c-text: #2b2f36;
  --c-text-sub: #5c6470;
  --c-border: #dde3ea;
  --c-bg: #f6f8fa;
  --c-white: #ffffff;
  --c-danger: #c0392b;
  --radius: 8px;
  --shadow: 0 2px 12px rgba(18, 58, 103, .08);
  --shadow-lg: 0 8px 28px rgba(18, 58, 103, .14);
  --max-w: 1160px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", "Source Han Sans SC", sans-serif;
  color: var(--c-text);
  background: var(--c-bg);
  line-height: 1.75;
  font-size: 16px;
}

img { max-width: 100%; display: block; }
a { color: var(--c-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
ul, ol { list-style-position: inside; }

.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- 顶部通栏（合规信息条） ---------- */
.topbar {
  background: var(--c-primary-dark);
  color: #cdd9e8;
  font-size: 13px;
}
.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 34px;
  flex-wrap: wrap;
  gap: 4px;
}
.topbar a { color: #cdd9e8; }

/* ---------- 头部导航 ---------- */
.site-header {
  background: var(--c-white);
  border-bottom: 3px solid var(--c-primary);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 20px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}
.brand-logo {
  width: 46px; height: 46px;
  background: linear-gradient(135deg, var(--c-primary), #2e6cb5);
  border-radius: 10px;
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; font-weight: 700;
  flex-shrink: 0;
  letter-spacing: 1px;
}
.brand-name {
  font-size: 21px;
  font-weight: 700;
  color: var(--c-primary-dark);
  letter-spacing: 2px;
  white-space: nowrap;
}
.brand-sub {
  display: block;
  font-size: 11px;
  color: var(--c-text-sub);
  letter-spacing: 3px;
  font-weight: 400;
}
.main-nav { display: flex; gap: 4px; }
.main-nav a {
  display: block;
  padding: 8px 11px;
  color: var(--c-text);
  font-size: 15px;
  border-radius: 6px;
  white-space: nowrap;
}
.main-nav a:hover { color: var(--c-primary); background: var(--c-primary-light); text-decoration: none; }
.main-nav a.active {
  color: #fff;
  background: var(--c-primary);
  font-weight: 600;
}
.nav-toggle { display: none; }

/* ---------- 页头横幅（内页） ---------- */
.page-banner {
  background: linear-gradient(120deg, var(--c-primary-dark) 0%, #24589a 60%, #3574bd 100%);
  color: #fff;
  padding: 52px 0 46px;
  position: relative;
  overflow: hidden;
}
.page-banner::after {
  content: "";
  position: absolute; right: -60px; top: -60px;
  width: 260px; height: 260px;
  border: 2px solid rgba(255,255,255,.12);
  border-radius: 50%;
}
.page-banner h1 {
  font-size: 32px;
  letter-spacing: 4px;
  margin-bottom: 8px;
}
.page-banner p { color: #c9d8ea; font-size: 15px; }
.breadcrumb {
  margin-top: 14px;
  font-size: 13px;
  color: #b7c9de;
}
.breadcrumb a { color: #dce7f3; }

/* ---------- 首页 Hero ---------- */
.hero {
  background: linear-gradient(120deg, #123a67 0%, #1a4f8b 55%, #2e6cb5 100%);
  color: #fff;
  padding: 88px 0 96px;
  position: relative;
  overflow: hidden;
}
.hero::before, .hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,.10);
}
.hero::before { width: 340px; height: 340px; right: -80px; top: -100px; }
.hero::after  { width: 200px; height: 200px; right: 140px; bottom: -90px; }
.hero .container { position: relative; z-index: 1; }
.hero-kicker {
  display: inline-block;
  border: 1px solid rgba(255,255,255,.4);
  padding: 4px 16px;
  border-radius: 999px;
  font-size: 13px;
  letter-spacing: 3px;
  margin-bottom: 22px;
  color: #dbe7f4;
}
.hero h1 {
  font-size: 42px;
  letter-spacing: 4px;
  line-height: 1.35;
  margin-bottom: 18px;
}
.hero p.lead {
  font-size: 17px;
  color: #d5e2f0;
  max-width: 640px;
  margin-bottom: 34px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-block;
  padding: 12px 32px;
  border-radius: 6px;
  font-size: 16px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all .2s;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: #fff; color: var(--c-primary-dark); font-weight: 600; }
.btn-primary:hover { background: #f0f5fb; }
.btn-outline { border-color: rgba(255,255,255,.6); color: #fff; }
.btn-outline:hover { background: rgba(255,255,255,.12); }
.btn-solid { background: var(--c-primary); color: #fff; font-weight: 600; }
.btn-solid:hover { background: var(--c-primary-dark); }

/* ---------- 通用区块 ---------- */
.section { padding: 68px 0; }
.section.alt { background: var(--c-white); }
.section-head { text-align: center; margin-bottom: 46px; }
.section-head .en {
  font-size: 12px; letter-spacing: 4px;
  color: var(--c-accent);
  text-transform: uppercase;
  margin-bottom: 6px;
}
.section-head h2 {
  font-size: 30px;
  color: var(--c-primary-dark);
  letter-spacing: 3px;
}
.section-head .line {
  width: 56px; height: 3px;
  background: var(--c-primary);
  margin: 16px auto 0;
  border-radius: 2px;
}
.section-head p.sub {
  color: var(--c-text-sub);
  margin-top: 14px;
  font-size: 15px;
}

/* ---------- 卡片 ---------- */
.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: all .25s;
}
.card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); border-color: #c4d4e8; }
.card .icon {
  width: 54px; height: 54px;
  border-radius: 12px;
  background: var(--c-primary-light);
  color: var(--c-primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 26px;
  margin-bottom: 18px;
}
.card h3 { font-size: 19px; color: var(--c-primary-dark); margin-bottom: 10px; }
.card p { color: var(--c-text-sub); font-size: 14.5px; }
.card .more {
  display: inline-block;
  margin-top: 14px;
  font-size: 14px;
  font-weight: 600;
}

/* ---------- 数据亮点 ---------- */
.stats {
  background: linear-gradient(120deg, var(--c-primary-dark), #24589a);
  color: #fff;
  padding: 52px 0;
}
.stats .grid-4 { text-align: center; }
.stats .num { font-size: 38px; font-weight: 700; letter-spacing: 1px; }
.stats .num span { font-size: 16px; font-weight: 400; margin-left: 4px; }
.stats .label { color: #c3d3e5; margin-top: 6px; font-size: 14px; letter-spacing: 2px; }

/* ---------- 列表（资讯/问答） ---------- */
.list-item {
  display: flex;
  gap: 20px;
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 22px 26px;
  margin-bottom: 16px;
  transition: all .2s;
}
.list-item:hover { box-shadow: var(--shadow-lg); border-color: #c4d4e8; }
.list-item .date {
  flex-shrink: 0;
  width: 76px;
  text-align: center;
  border-right: 1px dashed var(--c-border);
  padding-right: 18px;
  align-self: center;
}
.list-item .date .d { font-size: 26px; font-weight: 700; color: var(--c-primary); line-height: 1.2; }
.list-item .date .y { font-size: 12px; color: var(--c-text-sub); }
.list-item h3 { font-size: 17px; margin-bottom: 6px; }
.list-item h3 a { color: var(--c-text); }
.list-item h3 a:hover { color: var(--c-primary); }
.list-item p { font-size: 14px; color: var(--c-text-sub); }
.tag {
  display: inline-block;
  font-size: 12px;
  padding: 1px 10px;
  border-radius: 999px;
  background: var(--c-primary-light);
  color: var(--c-primary);
  margin-right: 8px;
}
.tag.gold { background: #f7efdc; color: var(--c-accent); }

/* ---------- FAQ 折叠 ---------- */
.faq-group-title {
  font-size: 20px;
  color: var(--c-primary-dark);
  margin: 36px 0 18px;
  padding-left: 12px;
  border-left: 4px solid var(--c-primary);
}
details.faq {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
}
details.faq[open] { border-color: var(--c-primary); box-shadow: var(--shadow); }
details.faq summary {
  cursor: pointer;
  padding: 18px 24px;
  font-weight: 600;
  font-size: 16px;
  color: var(--c-text);
  list-style: none;
  position: relative;
  padding-right: 48px;
}
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after {
  content: "+";
  position: absolute;
  right: 22px; top: 50%;
  transform: translateY(-50%);
  font-size: 22px;
  color: var(--c-primary);
  transition: transform .2s;
}
details.faq[open] summary::after { content: "−"; }
details.faq .faq-body {
  padding: 0 24px 20px;
  color: var(--c-text-sub);
  font-size: 15px;
  border-top: 1px dashed var(--c-border);
  padding-top: 14px;
}

/* ---------- 表单 ---------- */
.form-card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 34px;
  box-shadow: var(--shadow);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 7px;
  color: var(--c-primary-dark);
}
.form-group label .req { color: var(--c-danger); margin-left: 3px; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--c-border);
  border-radius: 6px;
  font-size: 15px;
  font-family: inherit;
  color: var(--c-text);
  background: #fbfcfe;
  transition: border-color .2s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--c-primary);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(26, 79, 139, .10);
}
.form-group textarea { min-height: 120px; resize: vertical; }
.form-note { font-size: 13px; color: var(--c-text-sub); margin-top: 12px; }
.checkbox-line { display: flex; align-items: flex-start; gap: 8px; font-size: 13.5px; color: var(--c-text-sub); }
.checkbox-line input { width: auto; margin-top: 4px; }

/* ---------- 联系信息 ---------- */
.contact-block { display: flex; gap: 18px; margin-bottom: 26px; }
.contact-block .icon {
  width: 52px; height: 52px;
  flex-shrink: 0;
  border-radius: 12px;
  background: var(--c-primary-light);
  color: var(--c-primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 24px;
}
.contact-block h3 { font-size: 16px; color: var(--c-primary-dark); margin-bottom: 4px; }
.contact-block p { color: var(--c-text-sub); font-size: 15px; }

/* ---------- 关于我们：时间线 ---------- */
.timeline { position: relative; padding-left: 28px; }
.timeline::before {
  content: "";
  position: absolute;
  left: 8px; top: 6px; bottom: 6px;
  width: 2px;
  background: var(--c-border);
}
.timeline-item { position: relative; padding-bottom: 30px; }
.timeline-item::before {
  content: "";
  position: absolute;
  left: -26px; top: 8px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--c-primary);
  border: 3px solid var(--c-primary-light);
}
.timeline-item .year { font-size: 18px; font-weight: 700; color: var(--c-primary); }
.timeline-item h4 { font-size: 16px; margin: 4px 0; }
.timeline-item p { font-size: 14.5px; color: var(--c-text-sub); }

/* ---------- 正文排版 ---------- */
.prose {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 40px 46px;
}
.prose h2 { font-size: 22px; color: var(--c-primary-dark); margin: 30px 0 12px; letter-spacing: 1px; }
.prose h2:first-child { margin-top: 0; }
.prose h3 { font-size: 17px; margin: 20px 0 8px; }
.prose p, .prose li { color: #3a4149; font-size: 15.5px; margin-bottom: 10px; }
.prose ul { margin: 0 0 14px 4px; }
.prose li { margin-bottom: 6px; list-style: disc; margin-left: 20px; }

/* ---------- 提示条 ---------- */
.notice {
  background: #fdf6e8;
  border: 1px solid #ecd9a8;
  border-radius: var(--radius);
  padding: 14px 20px;
  font-size: 14px;
  color: #7a5c13;
  margin-bottom: 28px;
}
.notice strong { color: #5e4708; }

/* ---------- 页脚 ---------- */
.site-footer {
  background: #14283f;
  color: #9fb2c8;
  margin-top: 0;
  font-size: 14px;
}
.footer-main {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.4fr;
  gap: 36px;
  padding: 52px 0 40px;
}
.site-footer h4 {
  color: #e7eef6;
  font-size: 16px;
  margin-bottom: 16px;
  letter-spacing: 2px;
}
.site-footer ul { list-style: none; }
.site-footer li { margin-bottom: 9px; }
.site-footer a { color: #9fb2c8; }
.site-footer a:hover { color: #fff; }
.footer-desc { line-height: 1.9; }
.footer-contact li { display: flex; gap: 8px; }
.footer-contact .ico { flex-shrink: 0; }
.footer-bottom {
  border-top: 1px solid #24405e;
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: #7e93ab;
  line-height: 2;
}
.footer-bottom a { color: #9fb2c8; margin: 0 6px; }
.beian { display: inline-flex; align-items: center; gap: 4px; }

/* ---------- 返回顶部 ---------- */
.back-top {
  position: fixed;
  right: 26px; bottom: 32px;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--c-primary);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s;
  z-index: 90;
}
.back-top.show { opacity: 1; pointer-events: auto; }
.back-top:hover { background: var(--c-primary-dark); text-decoration: none; }

/* ---------- 响应式 ---------- */
@media (max-width: 960px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-main { grid-template-columns: 1fr 1fr; }
  .hero h1 { font-size: 32px; }
  .main-nav {
    display: none;
    position: absolute;
    top: 76px; left: 0; right: 0;
    background: var(--c-white);
    flex-direction: column;
    padding: 10px 20px 16px;
    border-bottom: 3px solid var(--c-primary);
    box-shadow: var(--shadow-lg);
  }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 12px 16px; border-bottom: 1px solid var(--c-bg); }
  .nav-toggle {
    display: block;
    background: none;
    border: 1px solid var(--c-border);
    border-radius: 6px;
    font-size: 22px;
    color: var(--c-primary-dark);
    width: 44px; height: 40px;
    cursor: pointer;
  }
}
@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .footer-main { grid-template-columns: 1fr; gap: 26px; }
  .form-row { grid-template-columns: 1fr; }
  .hero { padding: 60px 0 66px; }
  .hero h1 { font-size: 26px; letter-spacing: 2px; }
  .section { padding: 48px 0; }
  .prose { padding: 26px 22px; }
  .page-banner h1 { font-size: 25px; }
  .brand-name { font-size: 18px; letter-spacing: 1px; }
  .stats .num { font-size: 30px; }
}

/* ---------- 资讯门户版式 ---------- */
.headline-area {
  display: grid;
  grid-template-columns: 1.7fr 1fr;
  gap: 26px;
  align-items: start;
}

/* 头条 */
.hl-main {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-top: 3px solid var(--c-primary);
  border-radius: var(--radius);
  padding: 28px 30px;
  box-shadow: var(--shadow);
}
.hl-main .hl-tag {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--c-accent);
  border: 1px solid #ecd9a8;
  background: #fdf6e8;
  border-radius: 999px;
  padding: 2px 12px;
  margin-bottom: 14px;
}
.hl-main h2 { font-size: 24px; line-height: 1.5; margin-bottom: 10px; }
.hl-main h2 a { color: var(--c-primary-dark); }

/* 资讯行 */
.news-row {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 18px 24px;
  margin-bottom: 14px;
  transition: all .2s;
}
.news-row:hover { box-shadow: var(--shadow-lg); border-color: #c4d4e8; }
.news-row h3 { font-size: 17px; line-height: 1.6; margin-bottom: 6px; }
.news-row h3 a { color: var(--c-text); }
.news-row h3 a:hover { color: var(--c-primary); }
.news-row h3 .tag { vertical-align: 2px; }
.news-sum {
  font-size: 14px;
  color: var(--c-text-sub);
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-meta { font-size: 12.5px; color: #98a2ae; }
.news-meta i { font-style: normal; margin: 0 8px; color: #c8d0d9; }

/* 侧栏热点榜 */
.side-card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 22px 22px 16px;
}
.side-card > h3 {
  font-size: 17px;
  color: var(--c-primary-dark);
  padding-bottom: 12px;
  margin-bottom: 4px;
  border-bottom: 2px solid var(--c-primary);
}
.hot-item {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 11px 2px;
  border-bottom: 1px dashed var(--c-border);
}
.hot-item:last-of-type { border-bottom: none; }
.hot-item .rank {
  flex-shrink: 0;
  width: 21px; height: 21px;
  border-radius: 4px;
  background: #eef2f7;
  color: var(--c-text-sub);
  font-size: 12px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: center;
}
.hot-item .rank.top { background: var(--c-primary); color: #fff; }
.hot-item .hot-t {
  font-size: 14px;
  color: var(--c-text);
  line-height: 1.6;
}
.hot-item:hover .hot-t { color: var(--c-primary); }
.hot-item:hover { text-decoration: none; }

/* 栏目速览卡 */
.cat-card h3 { font-size: 17px; }
.cat-card h3 a { color: var(--c-primary-dark); }
.cat-card .cat-item {
  font-size: 13.5px;
  color: var(--c-text-sub);
  margin: 6px 0 4px;
  min-height: 66px;
}
.cat-card .cat-item a { color: var(--c-text-sub); }
.cat-card .cat-item a:hover { color: var(--c-primary); }

/* ---------- 资讯配图 ---------- */
.news-row { display: flex; gap: 16px; align-items: flex-start; }
.news-thumb {
  flex-shrink: 0;
  width: 138px;
  aspect-ratio: 16 / 9;
  border-radius: 6px;
  overflow: hidden;
  background: var(--c-primary-light);
}
.news-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .3s;
}
.news-row:hover .news-thumb img { transform: scale(1.05); }
.news-main { flex: 1; min-width: 0; }

.hl-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 14px;
  display: block;
  background: var(--c-primary-light);
}

/* 图片新闻卡 */
.photo-card {
  display: block;
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all .2s;
}
.photo-card:hover { box-shadow: var(--shadow-lg); text-decoration: none; transform: translateY(-2px); }
.photo-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
  background: var(--c-primary-light);
}
.photo-t {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  padding: 10px 12px 12px;
  font-size: 14px;
  line-height: 1.55;
  color: var(--c-text);
}
.photo-card:hover .photo-t { color: var(--c-primary); }

/* 栏目导航块（紧凑） */
.cat-block {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 14px 18px 10px;
}
.cat-block-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid var(--c-primary);
  padding-bottom: 8px;
  margin-bottom: 8px;
}
.cat-block-head .cb-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--c-primary-dark);
  letter-spacing: 2px;
}
.cat-block-head .cb-more { font-size: 12.5px; color: var(--c-text-sub); }
.cat-block-head .cb-more:hover { color: var(--c-primary); }
.cat-block ul { list-style: none; }
.cat-block li {
  padding: 6px 0;
  border-bottom: 1px dashed var(--c-bg);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.cat-block li:last-child { border-bottom: none; }
.cat-block li::before { content: "·"; color: var(--c-primary); font-weight: 700; margin-right: 7px; }
.cat-block li a { color: var(--c-text); font-size: 14px; }
.cat-block li a:hover { color: var(--c-primary); }

/* ---------- 微博相关 ---------- */
.wb-ico {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px; height: 18px;
  border-radius: 4px;
  background: #e6162d;
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  vertical-align: -3px;
  margin-right: 4px;
}
.wb-ico-lg { width: 22px; height: 22px; font-size: 14px; border-radius: 5px; }
.wb-top-link { color: #ffd9a0 !important; }
.wb-top-link:hover { color: #fff !important; }

.share-wb {
  float: right;
  font-size: 12px;
  color: #e6162d;
  border: 1px solid #f3b7be;
  border-radius: 999px;
  padding: 1px 10px;
  margin-left: 10px;
}
.share-wb:hover { background: #e6162d; color: #fff; text-decoration: none; border-color: #e6162d; }

.side-col { display: flex; flex-direction: column; gap: 20px; }
.wb-card > h3 { display: flex; align-items: center; gap: 6px; }
.wb-card .wb-src { font-size: 11px; font-weight: 400; color: var(--c-text-sub); margin-left: auto; letter-spacing: 0; }
.wb-hot-tag {
  flex-shrink: 0;
  font-size: 11px;
  color: #e6162d;
  border: 1px solid #f3b7be;
  border-radius: 3px;
  padding: 0 4px;
  align-self: center;
}
.wb-more {
  display: block;
  text-align: center;
  font-size: 13px;
  padding-top: 10px;
  border-top: 1px dashed var(--c-border);
  margin-top: 6px;
}

.wb-follow { text-align: center; }
.wb-follow-inner { display: flex; align-items: center; gap: 12px; text-align: left; margin-bottom: 14px; }
.wb-follow-inner b { font-size: 15px; color: var(--c-primary-dark); display: block; }
.wb-follow-inner p { font-size: 12.5px; color: var(--c-text-sub); margin: 2px 0 0; }
.wb-follow-btn {
  display: block;
  background: #e6162d;
  color: #fff !important;
  border-radius: 6px;
  padding: 9px 0;
  font-size: 14px;
  font-weight: 600;
}
.wb-follow-btn:hover { background: #c1121f; text-decoration: none; }

.friend-links {
  font-size: 12.5px;
  color: #7e93ab;
  padding-bottom: 12px;
  margin-bottom: 12px;
  border-bottom: 1px solid #24405e;
}
.friend-links a { color: #9fb2c8; margin: 0 2px; }
.friend-links a:hover { color: #fff; }
.friend-links b { color: #9fb2c8; font-weight: 600; }

/* ---------- 文章详情页 ---------- */
.article-title {
  font-size: 25px;
  line-height: 1.55;
  color: var(--c-primary-dark);
  margin-bottom: 14px;
  letter-spacing: 0.5px;
}
.article-meta {
  font-size: 13.5px;
  color: #98a2ae;
  padding-bottom: 16px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--c-border);
}
.article-meta i { font-style: normal; margin: 0 8px; color: #c8d0d9; }
.article-meta .share-wb { float: none; margin-left: 14px; }
.article-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 22px;
  display: block;
  background: var(--c-primary-light);
}
.article-text p {
  font-size: 16px;
  line-height: 2;
  color: #333a42;
  text-indent: 2em;
  margin-bottom: 18px;
}
.article-text p:first-child {
  font-size: 16.5px;
  color: var(--c-primary-dark);
  font-weight: 600;
  text-indent: 0;
}
.article-declare {
  margin-top: 26px;
  padding-top: 14px;
  border-top: 1px dashed var(--c-border);
  font-size: 13px;
  color: #98a2ae;
}
#related-list li {
  padding: 9px 0;
  border-bottom: 1px dashed var(--c-bg);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
#related-list li::before { content: "·"; color: var(--c-primary); font-weight: 700; margin-right: 7px; }
#related-list li:last-child { border-bottom: none; }
#related-list li a { color: var(--c-text); font-size: 14px; }
#related-list li a:hover { color: var(--c-primary); }

/* ---------- 移动端文章适配 ---------- */
@media (max-width: 640px) {
  .article-title { font-size: 20px; }
  .article-text p { font-size: 15px; line-height: 1.9; margin-bottom: 14px; }
  .article-meta { font-size: 12.5px; }
  .article-meta .share-wb { float: none; display: inline-block; margin-left: 6px; }
}

/* ---------- 移动端配图适配 ---------- */
@media (max-width: 960px) {
  #photo-strip { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .news-row { gap: 10px; }
  .news-thumb { width: 104px; }
  .hl-main h2 { margin-top: 4px; }
  .photo-t { font-size: 13px; padding: 8px 10px 10px; }
  .cat-block li a { font-size: 13.5px; }
}
@media (max-width: 380px) {
  .news-thumb { width: 88px; }
}

/* ============================================================
   移动端适配（置于文件末尾，确保覆盖前面所有规则）
   ============================================================ */

/* 平板及以下（≤960px）：双栏布局压平 + 汉堡菜单 */
@media (max-width: 960px) {
  /* 头部：压缩高度，下拉菜单贴住头部位移 */
  .site-header .container { height: 62px; }
  .brand-logo { width: 40px; height: 40px; font-size: 19px; }
  .main-nav {
    top: 100%;
    max-height: 70vh;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  /* 门户双栏压平：资讯在上，热点榜在下 */
  .headline-area { grid-template-columns: 1fr; }

  /* 栏目速览：三列改两列 */
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

/* 手机（≤640px） */
@media (max-width: 640px) {
  /* 顶栏：单列居中、缩小字号 */
  .topbar { font-size: 12px; }
  .topbar .container {
    flex-direction: column;
    justify-content: center;
    text-align: center;
    padding-top: 5px;
    padding-bottom: 5px;
  }

  /* 头部：进一步压缩 */
  .site-header .container { height: 56px; gap: 10px; }
  .brand { gap: 8px; }
  .brand-logo { width: 36px; height: 36px; font-size: 17px; border-radius: 8px; }
  .brand-name { font-size: 16px; letter-spacing: 1px; }
  .brand-sub { display: none; }
  .nav-toggle { width: 40px; height: 36px; font-size: 19px; }
  .main-nav { padding: 6px 14px 12px; }
  .main-nav a { padding: 11px 14px; font-size: 15px; }

  /* 横幅与区块 */
  .page-banner { padding: 34px 0 30px; }
  .page-banner h1 { font-size: 22px; letter-spacing: 2px; }
  .section { padding: 36px 0; }
  .section-head { margin-bottom: 28px; }
  .section-head h2 { font-size: 22px; letter-spacing: 2px; }
  .section-head p.sub { font-size: 14px; }

  /* 头条区 */
  .hl-main { padding: 18px 16px; }
  .hl-main h2 { font-size: 19px; }
  .faq-group-title { font-size: 17px; }

  /* 资讯行 */
  .news-row { padding: 13px 14px; margin-bottom: 10px; }
  .news-row h3 { font-size: 15.5px; }
  .news-sum { font-size: 13px; margin-bottom: 6px; }
  .news-meta { font-size: 12px; }
  .news-meta i { margin: 0 5px; }

  /* 热点榜 */
  .side-card { padding: 16px 14px 10px; }
  .side-card > h3 { font-size: 15.5px; padding-bottom: 9px; }
  .hot-item { padding: 9px 1px; gap: 9px; }
  .hot-item .hot-t { font-size: 13.5px; }

  /* 栏目速览卡 */
  .cat-card { padding: 20px 18px; }
  .cat-card .cat-item { min-height: 0; }

  /* 时间线（关于我们） */
  .timeline { padding-left: 22px; }

  /* 表单 */
  .form-card { padding: 20px 16px; }
  .form-group input, .form-group select, .form-group textarea { font-size: 16px; } /* 16px 防止 iOS 聚焦自动放大 */

  /* 页脚 */
  .footer-main { gap: 22px; padding: 34px 0 26px; }
  .footer-bottom { font-size: 12px; padding: 14px 0; }
  .footer-bottom a { margin: 0 3px; }

  /* 按钮 */
  .btn { padding: 11px 22px; font-size: 15px; }

  /* 正文页 */
  .prose { padding: 20px 16px; }
  .prose h2 { font-size: 19px; }
  .prose p, .prose li { font-size: 14.5px; }
}

/* 小屏手机（≤380px） */
@media (max-width: 380px) {
  .brand-name { font-size: 14px; }
  .container { padding: 0 14px; }
  .hl-main h2 { font-size: 17px; }
  .page-banner h1 { font-size: 19px; }
  .stats .num { font-size: 24px; }
  .grid { gap: 16px; }
}

/* ===== 游戏区（首页置顶全屏） ===== */
.game-hero {
  width: 100vw;
  height: 100vh;
  margin: 0;
  padding: 0;
  position: relative;
  background: #000;
}
.game-hero iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}