/* ============ 基础重置 ============ */
:root{
  --gold:#D4AF37;
  --gold-light:#F5C24D;
  --gold-dark:#B8960C;
  --gold-bg:#FDF8E8;
  --dark:#1A1A2E;
  --body:#333;
  --muted:#777;
  --white:#fff;
  --border:#EEE3C8;
  --radius:8px;
  --shadow:0 2px 12px rgba(0,0,0,.08);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{-webkit-text-size-adjust:100%;}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Segoe UI",sans-serif;
  font-size:15px;line-height:1.7;color:var(--body);background:#FAFAFA;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--gold-dark);text-decoration:none;}
a:hover{color:var(--gold);}
ul{list-style:none;}
.container{max-width:1200px;margin:0 auto;padding:0 16px;width:100%;}

/* ============ 头部 ============ */
.site-header{background:var(--white);box-shadow:0 1px 6px rgba(0,0,0,.06);position:sticky;top:0;z-index:999;}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:68px;gap:12px;flex-wrap:nowrap;}

.logo{display:flex;align-items:center;gap:8px;flex-shrink:0;}
.logo-img{height:38px;width:auto;}
.logo-text{font-size:20px;font-weight:800;color:var(--gold-dark);white-space:nowrap;letter-spacing:.5px;}

.main-nav{flex:1;display:flex;justify-content:center;}
.main-nav > ul{display:flex;align-items:center;gap:2px;flex-wrap:nowrap;}
.nav-item{position:relative;}
.nav-item > a{
  display:inline-flex;align-items:center;gap:4px;padding:10px 14px;
  font-size:15px;font-weight:500;color:var(--dark);border-radius:6px;
  white-space:nowrap;transition:.2s;
}
.nav-item > a:hover,
.nav-item.active > a{background:var(--gold-bg);color:var(--gold-dark);}
.caret{font-size:9px;opacity:.7;}

.sub-menu{
  position:absolute;top:100%;left:50%;transform:translateX(-50%);
  min-width:170px;background:var(--white);border-radius:6px;
  box-shadow:0 8px 24px rgba(0,0,0,.12);padding:8px 0;
  opacity:0;visibility:hidden;transition:.2s;z-index:1000;
}
.has-sub:hover .sub-menu{opacity:1;visibility:visible;}
.sub-menu li a{display:block;padding:9px 18px;font-size:14px;color:var(--body);white-space:nowrap;}
.sub-menu li a:hover{background:var(--gold-bg);color:var(--gold-dark);}

.header-actions{display:flex;align-items:center;gap:8px;flex-shrink:0;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:4px;
  padding:9px 18px;border-radius:50px;font-size:14px;font-weight:600;
  cursor:pointer;transition:.25s;border:2px solid transparent;white-space:nowrap;
  line-height:1;text-align:center;
}
.btn-primary{background:linear-gradient(135deg,var(--gold),var(--gold-light));color:#fff;}
.btn-primary:hover{background:linear-gradient(135deg,var(--gold-dark),var(--gold));color:#fff;transform:translateY(-1px);}
.btn-outline{border-color:var(--gold);color:var(--gold-dark);background:transparent;}
.btn-outline:hover{background:var(--gold-bg);}

.header-qq{background:var(--gold-bg);font-size:12px;color:var(--muted);padding:4px 0;text-align:right;}

.mobile-toggle{
  display:none;background:none;border:none;cursor:pointer;
  width:36px;height:36px;padding:8px;
}
.mobile-toggle span{display:block;width:100%;height:2px;background:var(--dark);margin:5px 0;transition:.3s;}

/* ============ 主体 ============ */
.site-main{min-height:50vh;}

.page-banner{
  background:linear-gradient(135deg,var(--gold-dark),var(--gold),var(--gold-light));
  color:#fff;padding:50px 0;text-align:center;
}
.page-banner h1{font-size:30px;font-weight:800;margin-bottom:8px;}
.page-banner p{font-size:15px;opacity:.92;}

.section{padding:52px 0;}
.section-alt{background:var(--gold-bg);}
.section-title{text-align:center;margin-bottom:36px;}
.section-title h2{
  font-size:26px;font-weight:800;color:var(--dark);
  position:relative;padding-bottom:14px;display:inline-block;
}
.section-title h2::after{
  content:'';position:absolute;left:50%;bottom:0;transform:translateX(-50%);
  width:48px;height:3px;border-radius:2px;
  background:linear-gradient(90deg,var(--gold),var(--gold-light));
}
.section-title p{color:var(--muted);font-size:14px;margin-top:8px;}

/* ============ 产品卡片 ============ */
.product-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px;
}
.product-card{
  background:var(--white);border-radius:var(--radius);padding:26px;
  box-shadow:var(--shadow);border-top:3px solid var(--gold);
  transition:.3s;display:block;color:inherit;
}
.product-card:hover{transform:translateY(-4px);box-shadow:0 10px 28px rgba(0,0,0,.12);}
.product-card .icon{
  width:52px;height:52px;border-radius:12px;
  background:linear-gradient(135deg,var(--gold-bg),#FFF3D6);
  display:flex;align-items:center;justify-content:center;
  font-size:22px;color:var(--gold-dark);margin-bottom:14px;
  font-weight:800;
}
.product-card h3{font-size:17px;font-weight:700;color:var(--dark);margin-bottom:8px;}
.product-card p{font-size:13px;color:var(--muted);line-height:1.65;}

/* ============ 表格 ============ */
.product-table{
  width:100%;border-collapse:collapse;background:var(--white);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
}
.product-table thead{background:linear-gradient(135deg,var(--gold-dark),var(--gold));}
.product-table th{padding:13px 14px;color:#fff;font-size:13px;font-weight:600;text-align:left;white-space:nowrap;}
.product-table td{padding:12px 14px;font-size:14px;border-bottom:1px solid var(--border);}
.product-table tbody tr:hover{background:var(--gold-bg);}
.product-table .symbol{font-weight:700;color:var(--gold-dark);}

/* ============ 文章 ============ */
.article-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:22px;}
.article-card{background:var(--white);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.3s;}
.article-card:hover{transform:translateY(-3px);}
.article-card .thumb{height:180px;overflow:hidden;background:var(--gold-bg);}
.article-card .thumb img{width:100%;height:100%;object-fit:cover;}
.article-card .info{padding:18px;}
.article-card .date{font-size:12px;color:var(--gold-dark);margin-bottom:6px;}
.article-card h3{font-size:16px;font-weight:700;line-height:1.5;margin-bottom:8px;}
.article-card h3 a{color:var(--dark);}
.article-card h3 a:hover{color:var(--gold-dark);}
.article-card .excerpt{
  font-size:13px;color:var(--muted);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;
  overflow:hidden;
}
.article-card .read-more{display:inline-block;margin-top:12px;font-size:13px;font-weight:600;color:var(--gold-dark);}

.article-detail{background:var(--white);border-radius:var(--radius);padding:32px 36px;box-shadow:var(--shadow);}
.article-detail h1{font-size:24px;color:var(--dark);margin-bottom:12px;line-height:1.4;}
.article-detail .meta{font-size:13px;color:var(--muted);margin-bottom:20px;padding-bottom:14px;border-bottom:1px solid var(--border);}
.article-detail .content{font-size:15px;line-height:1.9;color:var(--body);word-wrap:break-word;overflow-wrap:break-word;}
.article-detail .content p{margin-bottom:16px;}
.article-detail .content img{max-width:100%;height:auto;border-radius:var(--radius);margin:14px 0;}
.article-detail .content h2{font-size:19px;margin:22px 0 10px;color:var(--dark);}
.article-detail .content h3{font-size:17px;margin:18px 0 8px;color:var(--dark);}
.article-detail .content ul,.article-detail .content ol{margin:12px 0;padding-left:22px;}
.article-detail .content li{margin-bottom:6px;}

/* ============ 分页 ============ */
.pagination{display:flex;justify-content:center;gap:6px;margin-top:34px;flex-wrap:wrap;}
.pagination a,.pagination span{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:38px;height:38px;padding:0 12px;border-radius:var(--radius);
  font-size:14px;font-weight:500;background:var(--white);color:var(--body);
  box-shadow:var(--shadow);
}
.pagination a:hover{background:var(--gold-bg);color:var(--gold-dark);}
.pagination .current{background:linear-gradient(135deg,var(--gold-dark),var(--gold));color:#fff;}

/* ============ 底部 ============ */
.site-footer{background:var(--dark);color:#ccc;margin-top:0;}
.footer-inner{
  display:grid;grid-template-columns:2fr 1fr 1.5fr;gap:36px;padding:44px 16px;
}
.footer-col h4{
  font-size:15px;font-weight:700;color:var(--gold-light);
  margin-bottom:14px;position:relative;padding-bottom:8px;
}
.footer-col h4::after{content:'';position:absolute;bottom:0;left:0;width:28px;height:2px;background:var(--gold);}
.footer-about p{font-size:13px;line-height:1.8;color:#aaa;}
.footer-col ul li{margin-bottom:8px;}
.footer-col ul li a{color:#bbb;font-size:13px;}
.footer-col ul li a:hover{color:var(--gold-light);}
.contact-list li{font-size:13px;color:#bbb;}
.footer-links{margin-top:12px;font-size:12px;}
.footer-links a{color:#999;}
.footer-links a:hover{color:var(--gold-light);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:16px 0;text-align:center;font-size:12px;color:#888;}

/* ============ 手机底部固定条 ============ */
.mobile-bottom-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:1000;
  background:var(--white);box-shadow:0 -2px 10px rgba(0,0,0,.1);
  padding:8px 12px;gap:10px;
}
.mobile-btn{
  flex:1;display:flex;align-items:center;justify-content:center;
  padding:12px 0;border-radius:50px;font-size:15px;font-weight:700;
}
.mobile-btn-primary{background:linear-gradient(135deg,var(--gold),var(--gold-light));color:#fff;}
.mobile-btn-outline{border:2px solid var(--gold);color:var(--gold-dark);}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .nav-item > a{padding:10px 10px;font-size:14px;}
  .logo-text{font-size:18px;}
}

@media (max-width:900px){
  .footer-inner{grid-template-columns:1fr 1fr;}
}

@media (max-width:768px){
  body{padding-bottom:70px;}

  .header-inner{height:58px;}
  .logo-img{height:30px;}
  .logo-text{font-size:17px;}

  /* 手机端导航抽屉 */
  .main-nav{
    position:fixed;top:58px;left:0;right:0;bottom:70px;
    background:var(--white);flex-direction:column;
    display:none;overflow-y:auto;z-index:999;
    box-shadow:0 4px 12px rgba(0,0,0,.1);
    justify-content:flex-start;
  }
  .main-nav.open{display:block;}
  .main-nav > ul{flex-direction:column;width:100%;gap:0;padding:8px 0;}
  .nav-item{width:100%;}
  .nav-item > a{
    padding:14px 20px;border-radius:0;width:100%;justify-content:space-between;
    font-size:15px;
  }
  .sub-menu{
    position:static;transform:none;opacity:1;visibility:visible;
    box-shadow:none;background:#fafafa;border-radius:0;padding:0;
    display:none;
  }
  .has-sub.open .sub-menu{display:block;}
  .sub-menu li a{padding:12px 36px;}

  .header-actions{display:none;}
  .mobile-toggle{display:block;}

  .header-qq{display:none;}

  .page-banner{padding:32px 0;}
  .page-banner h1{font-size:22px;}
  .page-banner p{font-size:14px;}

  .section{padding:32px 0;}
  .section-title{margin-bottom:24px;}
  .section-title h2{font-size:20px;}
  .section-title p{font-size:13px;}

  .product-grid,.article-grid{grid-template-columns:1fr;}

  .article-detail{padding:22px 18px;}
  .article-detail h1{font-size:19px;}
  .article-detail .content{font-size:14px;}

  .footer-inner{grid-template-columns:1fr;gap:24px;padding:32px 16px;}

  .mobile-bottom-bar{display:flex;}

  /* 表格横向滚动 */
  .product-table{display:block;overflow-x:auto;white-space:nowrap;-webkit-overflow-scrolling:touch;}
}

@media (max-width:480px){
  .container{padding:0 12px;}
  .btn{padding:8px 14px;font-size:13px;}
}
/* ============ 移动端QQ徽章 ============ */
.mobile-qq{display:none;}
.header-qq{
  font-size:13px;color:#12B7F5;font-weight:600;
  padding:6px 12px;border:1px solid #12B7F5;border-radius:50px;
  white-space:nowrap;cursor:pointer;transition:.2s;
}
.header-qq:hover{background:#E8F7FE;}
.qq-copy{cursor:pointer;}

/* ============ 复制Toast ============ */
.copy-toast{
  position:fixed;left:50%;top:50%;transform:translate(-50%,-50%) scale(.9);
  background:rgba(26,26,46,.92);color:#fff;padding:12px 22px;
  border-radius:50px;font-size:14px;font-weight:600;z-index:99999;
  opacity:0;pointer-events:none;transition:.25s;
}
.copy-toast.show{opacity:1;transform:translate(-50%,-50%) scale(1);}

/* ============ 数据统计条 ============ */
.stats-row{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));
  gap:16px;margin-top:32px;
}
.stat-item{
  background:var(--white);border-radius:var(--radius);padding:22px 16px;
  text-align:center;box-shadow:var(--shadow);border-top:3px solid var(--gold);
}
.stat-item .num{
  font-size:28px;font-weight:900;line-height:1.1;
  background:linear-gradient(135deg,var(--gold-dark),var(--gold-light));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.stat-item .lbl{font-size:13px;color:var(--muted);margin-top:6px;}

/* ============ 两栏图文 ============ */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center;}
.two-col h3{font-size:20px;color:var(--gold-dark);margin-bottom:14px;}
.two-col p{font-size:14.5px;color:var(--body);line-height:1.9;margin-bottom:12px;}

/* ============ 全球办公室 ============ */
.office-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;}
.office-card{
  background:var(--white);border-radius:var(--radius);padding:22px;
  box-shadow:var(--shadow);border-left:4px solid var(--gold);
}
.office-card h4{font-size:16px;color:var(--dark);margin-bottom:6px;}
.office-card .city{font-size:13px;color:var(--gold-dark);font-weight:600;margin-bottom:8px;}
.office-card p{font-size:13px;color:var(--muted);line-height:1.7;}

/* ============ 奖项 ============ */
.award-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;}
.award-item{
  background:linear-gradient(135deg,#FFFDF5,#FDF4D8);
  border-radius:var(--radius);padding:20px;border:1px solid var(--border);
  display:flex;gap:14px;align-items:flex-start;
}
.award-item .year{
  flex-shrink:0;width:52px;height:52px;border-radius:50%;
  background:linear-gradient(135deg,var(--gold-dark),var(--gold-light));
  color:#fff;font-weight:800;font-size:13px;
  display:flex;align-items:center;justify-content:center;text-align:center;line-height:1.1;
}
.award-item h4{font-size:15px;color:var(--dark);margin-bottom:4px;}
.award-item p{font-size:12.5px;color:var(--muted);line-height:1.6;}

/* ============ 软件 ============ */
.software-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px;}
.software-card{
  background:var(--white);border-radius:var(--radius);padding:26px;
  box-shadow:var(--shadow);border-top:3px solid var(--gold);
  transition:.3s;
}
.software-card:hover{transform:translateY(-4px);box-shadow:0 10px 28px rgba(0,0,0,.12);}
.software-card h4{font-size:17px;color:var(--dark);margin-bottom:6px;}
.software-card .tag{
  display:inline-block;font-size:11px;font-weight:700;
  background:var(--gold-bg);color:var(--gold-dark);
  padding:2px 10px;border-radius:50px;margin-bottom:10px;
}
.software-card p{font-size:13px;color:var(--muted);line-height:1.75;}
.software-card ul{margin-top:10px;padding-left:0;}
.software-card ul li{
  font-size:13px;color:var(--body);padding-left:16px;position:relative;margin-bottom:4px;
}
.software-card ul li::before{
  content:'✓';position:absolute;left:0;color:var(--gold);
  font-weight:800;font-size:12px;
}

/* ============ 时间线（发展历程） ============ */
.timeline{position:relative;padding-left:30px;}
.timeline::before{
  content:'';position:absolute;left:8px;top:6px;bottom:6px;
  width:2px;background:linear-gradient(to bottom,var(--gold-light),var(--gold-dark));
}
.timeline-item{position:relative;padding-bottom:26px;}
.timeline-item::before{
  content:'';position:absolute;left:-30px;top:6px;
  width:14px;height:14px;border-radius:50%;
  background:var(--white);border:3px solid var(--gold);
}
.timeline-item .yr{font-size:15px;font-weight:800;color:var(--gold-dark);margin-bottom:4px;}
.timeline-item p{font-size:14px;color:var(--body);line-height:1.8;}

/* ============ 开户流程步骤 ============ */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;}
.step-item{
  background:var(--white);border-radius:var(--radius);padding:24px 20px;
  box-shadow:var(--shadow);text-align:center;position:relative;
}
.step-item .no{
  width:44px;height:44px;border-radius:50%;margin:0 auto 14px;
  background:linear-gradient(135deg,var(--gold-dark),var(--gold-light));
  color:#fff;font-weight:900;font-size:18px;
  display:flex;align-items:center;justify-content:center;
}
.step-item h4{font-size:15px;color:var(--dark);margin-bottom:6px;}
.step-item p{font-size:13px;color:var(--muted);line-height:1.7;}

/* ============ FAQ ============ */
.faq-list{max-width:900px;margin:0 auto;}
.faq-item{
  background:var(--white);border-radius:var(--radius);margin-bottom:12px;
  box-shadow:var(--shadow);overflow:hidden;border-left:4px solid var(--gold);
}
.faq-q{
  padding:16px 20px;font-size:15px;font-weight:700;color:var(--dark);
  cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px;
  user-select:none;
}
.faq-q::after{
  content:'＋';font-size:18px;color:var(--gold-dark);font-weight:400;
  transition:.25s;flex-shrink:0;
}
.faq-item.open .faq-q::after{content:'−';}
.faq-a{
  display:none;padding:0 20px 18px;font-size:14px;color:var(--body);
  line-height:1.85;border-top:1px dashed var(--border);
  padding-top:14px;
}
.faq-item.open .faq-a{display:block;}

/* ============ 产品介绍块 ============ */
.intro-block{
  background:var(--white);border-radius:var(--radius);padding:30px 34px;
  box-shadow:var(--shadow);margin-bottom:36px;border-left:4px solid var(--gold);
}
.intro-block h2{font-size:20px;color:var(--gold-dark);margin-bottom:14px;}
.intro-block p{font-size:14.5px;color:var(--body);line-height:1.9;margin-bottom:12px;}
.intro-block ul{margin:10px 0 0;padding-left:0;}
.intro-block ul li{
  font-size:14px;color:var(--body);padding-left:20px;position:relative;margin-bottom:6px;
}
.intro-block ul li::before{
  content:'◆';position:absolute;left:0;color:var(--gold);font-size:11px;top:3px;
}

/* ============ 热门文章 ============ */
.hot-section{margin-top:36px;}
.hot-section h3{
  font-size:18px;color:var(--dark);margin-bottom:16px;
  padding-left:12px;border-left:4px solid var(--gold);
}
.hot-list{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;}
.hot-item{
  display:flex;gap:14px;padding:14px 18px;border-bottom:1px solid var(--border);
  transition:.2s;
}
.hot-item:last-child{border-bottom:none;}
.hot-item:hover{background:var(--gold-bg);}
.hot-item .rank{
  flex-shrink:0;width:24px;height:24px;border-radius:6px;
  background:var(--gold-bg);color:var(--gold-dark);
  font-size:12px;font-weight:800;
  display:flex;align-items:center;justify-content:center;
}
.hot-item:nth-child(1) .rank{background:linear-gradient(135deg,#B8960C,#D4AF37);color:#fff;}
.hot-item:nth-child(2) .rank{background:linear-gradient(135deg,#C9A227,#E5BE4A);color:#fff;}
.hot-item:nth-child(3) .rank{background:linear-gradient(135deg,#D4AF37,#F5C24D);color:#fff;}
.hot-item .title{flex:1;font-size:14px;color:var(--dark);font-weight:500;line-height:1.5;}
.hot-item .title a{color:var(--dark);}
.hot-item .title a:hover{color:var(--gold-dark);}
.hot-item .meta{font-size:12px;color:var(--muted);margin-top:4px;}

/* ============ 客服介绍 ============ */
.service-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;}
.service-card{
  background:var(--white);border-radius:var(--radius);padding:24px;
  box-shadow:var(--shadow);border-top:3px solid var(--gold);text-align:center;
}
.service-card .ic{
  width:56px;height:56px;border-radius:50%;margin:0 auto 14px;
  background:linear-gradient(135deg,var(--gold-bg),#FFF3D6);
  display:flex;align-items:center;justify-content:center;
  font-size:22px;font-weight:800;color:var(--gold-dark);
}
.service-card h4{font-size:16px;color:var(--dark);margin-bottom:8px;}
.service-card p{font-size:13px;color:var(--muted);line-height:1.7;}

/* ============ 响应式补丁 ============ */
@media (max-width:768px){
  .mobile-qq{
    display:inline-flex;align-items:center;gap:5px;
    font-size:12px;color:#12B7F5;font-weight:600;
    padding:4px 10px;border:1px solid #12B7F5;border-radius:50px;
    margin-left:auto;margin-right:8px;white-space:nowrap;
    cursor:pointer;
  }
  .mobile-qq-icon{
    background:#12B7F5;color:#fff;font-size:10px;
    padding:1px 4px;border-radius:3px;font-weight:700;
  }
  .header-qq{display:none;}
  .two-col{grid-template-columns:1fr;gap:20px;}
  .intro-block{padding:22px 18px;}
  .article-detail{padding:22px 18px;}
}
/* ============ Logo ============ */
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;text-decoration:none;}
.logo-mark{width:40px;height:40px;flex-shrink:0;display:block;}
.logo-img{height:40px;width:auto;display:block;}
.logo-text{
  font-size:20px;font-weight:900;letter-spacing:.5px;
  color:#1A1A2E;line-height:1;white-space:nowrap;
  font-family:-apple-system,"Segoe UI",Arial,sans-serif;
}
.logo-text .logo-sub{
  font-size:13px;color:#B8960C;margin-left:6px;
  font-weight:700;letter-spacing:2px;
  font-family:"PingFang SC","Microsoft YaHei",sans-serif;
}
@media (max-width:768px){
  .logo-mark{width:34px;height:34px;}
  .logo-text{font-size:16px;}
  .logo-text .logo-sub{font-size:11px;letter-spacing:1px;margin-left:4px;}
}
/* ============ 2.2 产品介绍段升级 ============ */
.intro-block h2{
  font-size:20px;color:var(--gold-dark);margin-bottom:16px;
  padding-left:12px;border-left:4px solid var(--gold);
}
.intro-block .lead{
  font-size:15px;color:#1A1A2E;line-height:1.9;font-weight:500;
  margin-bottom:14px;padding:14px 18px;background:#FDF8E8;
  border-radius:6px;border-left:3px solid var(--gold-light);
}
.intro-block p{font-size:14.5px;color:var(--body);line-height:1.9;margin-bottom:14px;}
.intro-block .audience{
  margin-top:16px;padding:16px 20px;background:#FFFBF0;
  border-radius:8px;border:1px dashed var(--border);
}
.intro-block .audience strong{color:var(--gold-dark);display:block;margin-bottom:8px;font-size:14px;}
.intro-block .audience p{font-size:14px;margin-bottom:0;color:var(--body);}

/* ============ 2.3 时效性标注 ============ */
.update-time{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;color:#888;background:#F5F5F5;
  padding:4px 12px;border-radius:50px;margin-bottom:14px;
}
.update-time::before{content:'🕐';font-size:13px;}
.page-banner .update-time{
  background:rgba(255,255,255,.2);color:#fff;margin-top:8px;
}
.page-banner .update-time::before{content:'🕐';}
.article-detail .update-time{margin-bottom:0;}
.article-detail .meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  font-size:13px;color:var(--muted);margin-bottom:20px;
  padding-bottom:14px;border-bottom:1px solid var(--border);
}