:root{
  --navy:#1E3A8A;--blue:#3B82F6;--red:#E63F26;--dark:#0F172A;
  --line:#E2E8F0;--ink:#1E293B;--muted:#64748B;--bg:#F8FAFC;
  --gold:#F59E0B
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:"Microsoft YaHei","PingFang SC",sans-serif;background:var(--bg);color:var(--ink);line-height:1.75}
a{color:var(--blue)}
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}

/* ========== HERO 区：全幅真图 + 暗遮罩（与官网保持一致） ========== */
.hero-img{
  position:relative;width:100%;min-height:480px;
  background-size:cover;background-position:center;
  display:flex;align-items:flex-end;color:#fff
}
.hero-mask{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(15,23,42,.35) 0%,rgba(15,23,42,.55) 60%,rgba(15,23,42,.85) 100%)
}
.hero-mask .wrap{position:relative;z-index:1;padding:80px 24px 40px;width:100%}
.hero .crumb{font-size:13px;opacity:.85;margin-bottom:14px}
.hero .crumb a{color:#fff;text-decoration:none;opacity:.9}
.hero .crumb span{opacity:.55;margin:0 8px}
.ey-en{font-size:13px;letter-spacing:3px;opacity:.75;font-weight:800}
.hero h1{font-size:38px;font-weight:800;letter-spacing:.5px;margin:8px 0 14px;text-shadow:0 2px 12px rgba(0,0,0,.4)}
.hero h1+p{font-size:16px;opacity:.95;max-width:780px;text-shadow:0 1px 8px rgba(0,0,0,.4);line-height:1.7}

/* ========== 主体区：板块卡 ========== */
.sec{margin-top:48px}
.sec .ey{color:var(--red);font-size:13px;font-weight:800;letter-spacing:2px}
.sec h2{font-size:24px;color:var(--navy);margin:6px 0 18px;font-weight:800}
.sec h2 .dot{display:inline-block;width:10px;height:10px;border-radius:50%;background:var(--red);margin-right:8px;vertical-align:middle}
.block{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px 28px;margin-bottom:20px;box-shadow:0 2px 10px rgba(15,23,42,.04)}
.block h3{color:var(--navy);font-size:18px;margin-bottom:10px;font-weight:800}
.block p{color:#33405A;font-size:15px;margin-top:8px}
.block ul{margin:12px 0 0 22px;color:#33405A;font-size:15px}
.block ul li{margin-bottom:8px;line-height:1.75}

/* ========== 图文交替板块 ========== */
.row{display:grid;grid-template-columns:1.05fr 1fr;gap:28px;margin-bottom:24px;align-items:stretch}
.row.reverse{grid-template-columns:1fr 1.05fr;direction:rtl}
.row.reverse .row-text{direction:ltr}
.row-img{
  border-radius:16px;background-size:cover;background-position:center;
  min-height:340px;position:relative;overflow:hidden;
  box-shadow:0 6px 20px rgba(15,23,42,.12)
}
.row-img::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(30,58,138,.18) 0%,rgba(15,23,42,.08) 100%);
  pointer-events:none
}
.row-text{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px 28px;box-shadow:0 2px 10px rgba(15,23,42,.04)}
.row-text .ey{color:var(--red);font-size:13px;font-weight:800;letter-spacing:2px;margin-bottom:6px}
.row-text h3{color:var(--navy);font-size:20px;margin-bottom:12px;font-weight:800;display:flex;align-items:center}
.row-text p{color:#33405A;font-size:15px;margin-top:8px}
.row-text ul{margin:12px 0 0 22px;color:#33405A;font-size:15px}
.row-text ul li{margin-bottom:8px;line-height:1.75}

/* ========== 全宽数据 banner ========== */
.banner-band{
  background:linear-gradient(120deg,#0F172A 0%,#1E3A8A 60%,#3B82F6 100%);
  color:#fff;border-radius:18px;padding:36px 32px;margin:36px 0;text-align:center;
  box-shadow:0 8px 28px rgba(30,58,138,.18)
}
.bb-ey{font-size:13px;letter-spacing:3px;opacity:.85;font-weight:800}
.bb-title{font-size:24px;font-weight:800;margin:8px 0 22px}
.bb-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.bb-item{background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);border-radius:14px;padding:18px 14px}
.bb-item .num{font-size:28px;font-weight:800;letter-spacing:-.5px}
.bb-item .lbl{font-size:13px;opacity:.88;margin-top:6px}

/* ========== 提示卡（橙色/蓝色框） ========== */
.note{background:#FFF7ED;border-left:4px solid var(--red);padding:14px 18px;border-radius:8px;color:#7A3B16;font-size:14px;margin:18px 0}
.tip{background:#EFF4FF;border-left:4px solid var(--blue);padding:14px 18px;border-radius:8px;color:#1E40AF;font-size:14px;margin:18px 0}

/* ========== KPI 数据卡组 ========== */
.kpis{display:flex;gap:14px;flex-wrap:wrap;margin:18px 0}
.kpi{flex:1;min-width:170px;background:linear-gradient(120deg,#EFF4FF,#DBEAFE);border:1px solid #C9DCF7;border-radius:14px;padding:16px;text-align:center}
.kpi .n{font-size:24px;font-weight:800;color:var(--navy)}
.kpi .l{font-size:13px;color:var(--muted);margin-top:4px}

/* ========== 相关阅读 6 卡 ========== */
.rel{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px 26px;margin-top:18px;box-shadow:0 2px 10px rgba(15,23,42,.04)}
.rel h3{color:var(--navy);font-size:17px;margin-bottom:14px;font-weight:800}
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.rel a{
  display:block;background:#F8FAFC;border:1px solid var(--line);border-radius:12px;
  padding:14px 16px;color:var(--navy);text-decoration:none;font-weight:700;font-size:14px;
  transition:all .18s
}
.rel a:hover{background:#EFF4FF;border-color:var(--blue);transform:translateY(-2px);box-shadow:0 4px 12px rgba(30,58,138,.10)}
.rel a small{display:block;color:var(--muted);font-weight:500;font-size:12px;margin-top:4px}

/* ========== CTA 报名区 ========== */
.cta{background:linear-gradient(120deg,#1E3A8A,#3B82F6);border-radius:18px;padding:36px 30px;text-align:center;color:#fff;margin-top:36px;box-shadow:0 8px 28px rgba(30,58,138,.18)}
.cta h3{font-size:24px;margin-bottom:10px;font-weight:800;color:#fff}
.cta p{opacity:.92;margin-bottom:20px;font-size:14px}
.cta a{display:inline-block;background:var(--red);color:#fff;font-weight:800;font-size:16px;padding:14px 38px;border-radius:30px;text-decoration:none;margin:0 6px}
.cta a.ghost{background:transparent;border:2px solid #fff}

/* ========== 返回 + 页脚 ========== */
.back{display:inline-block;margin:24px 0 0;color:var(--blue);text-decoration:none;font-weight:700;font-size:14px}
.back:hover{color:var(--navy);text-decoration:underline}
.foot{text-align:center;color:var(--muted);font-size:13px;margin-top:30px;padding:20px 0;border-top:1px solid var(--line)}

/* ========== 响应式 ========== */
@media (max-width:820px){
  .hero h1{font-size:28px}
  .row,.row.reverse{grid-template-columns:1fr;direction:ltr}
  .row-img{min-height:220px}
  .bb-grid{grid-template-columns:repeat(2,1fr)}
  .rel-grid{grid-template-columns:1fr}
}
/* ========== 统一顶部导航(子页用) — v20260906-3 终极稳定版 ========== */
.xtnav{position:fixed !important;top:0;left:0;right:0;z-index:2147483600 !important;background:linear-gradient(180deg,#0F172A 0%,#1E293B 100%);box-shadow:0 2px 18px rgba(15,23,42,.35);border-bottom:1px solid rgba(255,255,255,.06);display:block !important;visibility:visible !important;opacity:1 !important;height:64px;min-height:64px}
.xtnav *{visibility:visible !important;opacity:1 !important}
.xtnav-inner{max-width:1240px;margin:0 auto;padding:0 28px;display:flex;align-items:center;gap:24px;height:64px;line-height:1}
.xt-brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:#fff;flex-shrink:0;white-space:nowrap}
.xt-logo{height:36px !important;width:36px !important;max-width:36px !important;max-height:36px !important;border-radius:8px;object-fit:cover;display:block;flex-shrink:0}
.xt-bn{display:flex;flex-direction:column;line-height:1.2}
.xt-bn b{color:#fff;font-size:14px;font-weight:700;letter-spacing:0;white-space:nowrap}
.xt-bn em{font-style:normal;color:var(--gold,#F59E0B);font-size:10px;letter-spacing:1.8px;margin-top:2px;white-space:nowrap;opacity:.92}
.xt-menu{display:flex;gap:16px;flex:1;justify-content:center;flex-wrap:nowrap;overflow:hidden}
.xt-menu a{color:rgba(255,255,255,.86);font-size:13.5px;font-weight:500;letter-spacing:0;text-decoration:none;padding:8px 4px;position:relative;white-space:nowrap;transition:color .25s}
.xt-menu a:hover{color:#F59E0B}
.xt-menu a::after{content:"";position:absolute;left:4px;right:4px;bottom:2px;height:2px;background:#F59E0B;transform:scaleX(0);transition:transform .25s;transform-origin:center}
.xt-menu a:hover::after{transform:scaleX(1)}
.xt-menu a.active{color:#F59E0B}
.xt-menu a.active::after{transform:scaleX(1)}
.xtnav-cta{background:var(--red,#E63F26);color:#fff;font-weight:800;font-size:13.5px;padding:9px 20px;border-radius:22px;text-decoration:none;white-space:nowrap;flex-shrink:0;transition:transform .2s,box-shadow .2s;margin-left:6px}
.xtnav-cta:hover{transform:translateY(-1px);box-shadow:0 6px 16px rgba(230,63,38,.45);color:#fff}
@media(max-width:1180px){.xt-menu{gap:12px}.xt-menu a{font-size:13px;letter-spacing:0}}
@media(max-width:980px){.xt-bn{display:none}.xt-menu{gap:8px}.xt-menu a{font-size:12.5px}.xtnav-cta{font-size:12.5px;padding:8px 14px}}
@media(max-width:780px){.xt-menu{display:none}.xtnav-inner{gap:0;justify-content:space-between}.xtnav-cta{margin-left:0}}

/* ========== 浮动返回按钮(子页用,左下角) ========== */
.xt-back{position:fixed;left:18px;bottom:22px;display:inline-flex;align-items:center;gap:6px;background:var(--navy);color:#fff !important;text-decoration:none;font-weight:700;font-size:14px;padding:11px 18px;border-radius:24px;box-shadow:0 6px 24px rgba(15,23,42,.30);z-index:9999;transition:transform .2s,box-shadow .2s}
.xt-back:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(30,58,138,.45);color:#fff !important;text-decoration:none}

/* ========== 企业微信在线客服浮动按钮(子页用,右下角) ========== */
/* 防御性兜底：宽高硬约束 + overflow:hidden + svg 强制25px,
   即便未来某个子页模板把内联 <style> 写废,也不会再撑爆视口 */
.xt-kf{
  position:fixed !important;right:20px;bottom:96px;z-index:9998;
  display:flex !important;flex-direction:column;align-items:center;justify-content:center;
  width:60px !important;height:60px !important;max-width:60px;max-height:60px;
  border-radius:50%;overflow:hidden;
  background:linear-gradient(135deg,#C8161D,#8E1420);color:#fff;
  text-decoration:none;box-shadow:0 6px 20px rgba(200,22,29,.42);
  transition:transform .25s,box-shadow .25s
}
.xt-kf:hover{transform:translateY(-3px);box-shadow:0 10px 28px rgba(200,22,29,.55)}
.xt-kf svg{width:25px !important;height:25px !important;max-width:25px;max-height:25px;fill:#fff;display:block;flex-shrink:0}
.xt-kf span{font-size:11px;margin-top:2px;letter-spacing:1px;line-height:1}
@media(max-width:768px){
  .xt-kf{width:52px !important;height:52px !important;max-width:52px;max-height:52px;right:12px;bottom:84px}
  .xt-kf svg{width:21px !important;height:21px !important;max-width:21px;max-height:21px}
  .xt-kf span{font-size:10px}
}