:root{
  --primary:#0B3D91;
  --template-theme:{主题色};
  --primary-dark:#072a66;
  --primary-soft:#eaf2ff;
  --ink:#12213a;
  --muted:#60708a;
  --line:#dce4ef;
  --surface:#f5f7fb;
  --white:#fff;
  --success:#147d64;
  --warning:#f0a229;
  --shadow:0 18px 50px rgba(19,48,91,.12);
  --radius:20px;
}
*{box-sizing:border-box}
html{scroll-behaviour:smooth}
body{
  margin:0;
  color:var(--ink);
  background:var(--white);
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  line-height:1.6;
}
body.drawer-locked{overflow:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input{font:inherit}
button{cursor:pointer}
.container{width:min(1180px,calc(100% - 32px));margin-inline:auto}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--primary);
  font-size:.78rem;
  font-weight:800;
  letter-spacing:.12em;
  text-transform:uppercase;
}
.eyebrow::before{content:"";width:24px;height:2px;background:currentColor}
.section{padding:82px 0}
.section-soft{background:var(--surface)}
.section-head{
  display:flex;
  align-items:end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:30px;
}
.section-head h2{margin:7px 0 0;font-size:clamp(1.8rem,4vw,2.8rem);line-height:1.15}
.section-head p{max-width:590px;margin:0;color:var(--muted)}
.text-link{color:var(--primary);font-weight:800}
.btn{
  display:inline-flex;
  min-height:46px;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:10px 20px;
  border:1px solid transparent;
  border-radius:999px;
  font-weight:800;
  transition:.2s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--primary);color:var(--white);box-shadow:0 10px 25px rgba(11,61,145,.22)}
.btn-primary:hover{background:var(--primary-dark)}
.btn-light{background:var(--white);color:var(--primary);border-color:var(--line)}
.btn-outline{border-color:var(--primary);color:var(--primary);background:transparent}
.topbar{
  position:relative;
  z-index:50;
  background:#071a39;
  color:#dbe8ff;
  font-size:.82rem;
}
.topbar-inner{
  min-height:38px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
}
.topbar-links{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.topbar a:hover{color:#fff}
.header{
  position:sticky;
  top:0;
  z-index:45;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid rgba(220,228,239,.9);
  backdrop-filter:blur(15px);
}
.header-inner{
  min-height:78px;
  display:flex;
  align-items:center;
  gap:22px;
}
.logo{display:flex;align-items:center;gap:10px;min-width:max-content;font-weight:900;color:var(--primary)}
.logo img{width:42px;height:42px;object-fit:contain}
.main-nav{align-self:stretch;margin-left:auto}
.nav-list{height:100%;display:flex;align-items:stretch;gap:2px;margin:0;padding:0;list-style:none}
.nav-item{position:relative;display:flex;align-items:center}
.nav-link{
  height:100%;
  display:flex;
  align-items:center;
  gap:5px;
  padding:0 11px;
  color:#273852;
  font-size:.91rem;
  font-weight:750;
}
.nav-link:hover,.nav-item:focus-within>.nav-link{color:var(--primary)}
.nav-item.has-panel>.nav-link::after{content:"";width:6px;height:6px;border-right:1.5px solid;border-bottom:1.5px solid;transform:rotate(45deg) translateY(-2px)}
.dropdown-panel,.mega-menu{
  position:absolute;
  top:100%;
  left:50%;
  visibility:hidden;
  opacity:0;
  transform:translate(-50%,10px);
  transition:.18s ease;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:0 0 18px 18px;
  box-shadow:var(--shadow);
  pointer-events:none;
}
.nav-item:hover>.dropdown-panel,.nav-item:hover>.mega-menu,
.nav-item:focus-within>.dropdown-panel,.nav-item:focus-within>.mega-menu{
  visibility:visible;
  opacity:1;
  transform:translate(-50%,0);
  pointer-events:auto;
}
.dropdown-panel{width:340px;padding:20px}
.dropdown-panel::before,.mega-menu::before{
  content:"";
  position:absolute;
  left:0;
  right:0;
  top:-12px;
  height:12px;
}
.dropdown-title,.mega-title{
  margin:0 0 12px;
  color:var(--primary);
  font-size:.78rem;
  font-weight:900;
  letter-spacing:.1em;
  text-transform:uppercase;
}
.dropdown-list{display:grid;gap:5px}
.dropdown-list a{
  padding:10px 11px;
  border-radius:10px;
  color:#33445e;
  font-weight:700;
}
.dropdown-list a:hover{background:var(--primary-soft);color:var(--primary)}
.dropdown-footer{
  display:flex;
  justify-content:space-between;
  margin-top:12px;
  padding-top:12px;
  border-top:1px solid var(--line);
  color:var(--primary);
  font-weight:800;
}
.mega-menu{
  width:min(920px,calc(100vw - 32px));
  padding:24px;
}
.nav-item:nth-last-child(-n+3) .mega-menu{left:auto;right:-90px;transform:translateY(10px)}
.nav-item:nth-last-child(-n+3):hover>.mega-menu,
.nav-item:nth-last-child(-n+3):focus-within>.mega-menu{transform:translateY(0)}
.mega-top{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:16px}
.mega-top p{margin:0;color:var(--muted);font-size:.88rem}
.mega-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}
.mega-card{
  min-width:0;
  padding:14px;
  border:1px solid var(--line);
  border-radius:14px;
  background:#fff;
  transition:.2s ease;
}
.mega-card:hover{border-color:#9ab7e7;transform:translateY(-2px);box-shadow:0 10px 24px rgba(11,61,145,.09)}
.mega-card img{width:42px;height:42px;object-fit:contain;border-radius:9px;margin-bottom:9px}
.mega-card.video-card img,.mega-card.product-card img{width:100%;height:92px;object-fit:cover}
.mega-card strong{display:block;line-height:1.3}
.mega-card p{margin:5px 0 0;color:var(--muted);font-size:.79rem;line-height:1.45}
.mega-meta{display:flex;flex-wrap:wrap;gap:5px;margin-top:8px;color:var(--primary);font-size:.72rem;font-weight:800}
.mega-categories{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.mega-categories a{padding:6px 10px;border-radius:999px;background:var(--surface);font-size:.78rem;font-weight:750}
.tool-icon{background:var(--primary-soft);padding:7px}
.header-btns{display:flex;align-items:center;gap:8px;min-width:max-content}
.header-btns>a{font-size:.86rem}
.hamburger{
  display:none;
  width:44px;
  height:44px;
  padding:10px;
  border:1px solid var(--line);
  border-radius:12px;
  background:#fff;
}
.hamburger span{display:block;width:100%;height:2px;margin:5px 0;background:var(--ink);transition:.2s}
.hamburger.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.active span:nth-child(2){opacity:0}
.hamburger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.drawer-overlay{
  position:fixed;
  inset:0;
  z-index:70;
  visibility:hidden;
  opacity:0;
  background:rgba(4,15,35,.55);
  transition:.25s;
}
.drawer-overlay.open{visibility:visible;opacity:1}
.mobile-drawer{
  position:fixed;
  z-index:75;
  top:0;
  right:0;
  width:min(390px,92vw);
  height:100%;
  overflow-y:auto;
  background:#fff;
  box-shadow:-20px 0 60px rgba(0,0,0,.18);
  transform:translateX(105%);
  transition:.28s ease;
}
.mobile-drawer.open{transform:translateX(0)}
.drawer-head{
  position:sticky;
  top:0;
  z-index:2;
  display:flex;
  align-items:center;
  gap:8px;
  padding:16px;
  background:#fff;
  border-bottom:1px solid var(--line);
}
.drawer-head>a{padding:8px 11px;border-radius:999px;background:var(--primary-soft);color:var(--primary);font-size:.84rem;font-weight:800}
.drawer-close{margin-left:auto;border:0;background:transparent;font-size:2rem;line-height:1;color:var(--ink)}
.drawer-menu{padding:12px 16px 30px}
.drawer-link,.drawer-toggle{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:14px 4px;
  border:0;
  border-bottom:1px solid var(--line);
  background:transparent;
  color:var(--ink);
  text-align:left;
  font-weight:850;
}
.drawer-toggle::after{content:"+";font-size:1.2rem}
.drawer-toggle.active::after{content:"−"}
.drawer-submenu{display:none;padding:8px 0 10px 13px;border-bottom:1px solid var(--line)}
.drawer-submenu.open{display:grid}
.drawer-submenu a{padding:9px 8px;color:var(--muted);font-size:.91rem;border-radius:8px}
.drawer-submenu a:hover{background:var(--primary-soft);color:var(--primary)}
.hero-layout-23{
  position:relative;
  overflow:hidden;
  min-height:720px;
  padding:76px 0 48px;
  background:
    radial-gradient(circle at 12% 25%,rgba(96,165,250,.19),transparent 26%),
    radial-gradient(circle at 88% 75%,rgba(11,61,145,.13),transparent 27%),
    linear-gradient(180deg,#f7faff 0%,#fff 56%,#f4f7fb 100%);
}
.hero-layout-23::before{
  content:"";
  position:absolute;
  inset:0;
  opacity:.45;
  background-image:linear-gradient(rgba(11,61,145,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(11,61,145,.04) 1px,transparent 1px);
  background-size:42px 42px;
  pointer-events:none;
}
.hero-intro{position:relative;z-index:1;max-width:850px;margin:0 auto;text-align:center}
.hero-kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 13px;
  border:1px solid #c9daf5;
  border-radius:999px;
  background:rgba(255,255,255,.85);
  color:var(--primary);
  font-size:.8rem;
  font-weight:850;
}
.hero-kicker::before{content:"";width:8px;height:8px;border-radius:50%;background:#25a783;box-shadow:0 0 0 5px rgba(37,167,131,.12)}
.hero-intro h1{
  margin:18px auto 14px;
  max-width:830px;
  font-size:clamp(2.45rem,6vw,4.65rem);
  line-height:1.04;
  letter-spacing:-.045em;
}
.hero-intro p{max-width:710px;margin:0 auto;color:var(--muted);font-size:clamp(1rem,2vw,1.16rem)}
.chat-flow{
  position:relative;
  z-index:1;
  width:min(1050px,100%);
  margin:42px auto 0;
  display:flex;
  flex-direction:column;
  gap:12px;
}
.chat-row{display:flex;width:100%}
.chat-row.question{justify-content:flex-start;padding-right:20%}
.chat-row.answer{justify-content:flex-end;padding-left:20%}
.chat-row:nth-child(3){padding-left:7%}
.chat-row:nth-child(4){padding-right:6%}
.chat-bubble{
  position:relative;
  max-width:650px;
  padding:14px 18px;
  border-radius:20px;
  box-shadow:0 12px 30px rgba(20,45,85,.09);
}
.question .chat-bubble{
  border:1px solid #e0e6ef;
  border-bottom-left-radius:6px;
  background:#eef2f7;
  color:#263750;
}
.answer .chat-bubble{
  border-bottom-right-radius:6px;
  background:var(--primary);
  color:#fff;
}
.chat-label{display:block;margin-bottom:3px;font-size:.7rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase;opacity:.72}
.chat-bubble p{margin:0;font-weight:680}
.hero-actions{
  position:relative;
  z-index:1;
  display:flex;
  justify-content:center;
  flex-wrap:wrap;
  gap:12px;
  margin-top:28px;
}
.hero-note{position:relative;z-index:1;margin:12px 0 0;text-align:center;color:var(--muted);font-size:.78rem}
.trust-strip{border-bottom:1px solid var(--line);background:#fff}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line)}
.trust-item{padding:24px;background:#fff;text-align:center}
.trust-item strong{display:block;color:var(--primary);font-size:1.2rem}
.trust-item span{color:var(--muted);font-size:.85rem}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.broker-card,.content-card,.tool-card,.product-showcase,.video-showcase{
  min-width:0;
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:#fff;
  box-shadow:0 10px 30px rgba(21,49,91,.06);
  transition:.2s ease;
}
.broker-card:hover,.content-card:hover,.tool-card:hover,.product-showcase:hover,.video-showcase:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.broker-card{padding:20px}
.broker-head{display:flex;align-items:center;gap:12px}
.broker-head img{width:52px;height:52px;object-fit:contain;border:1px solid var(--line);border-radius:12px}
.broker-head h3{margin:0;font-size:1.05rem}
.rating{color:#b76a00;font-size:.82rem;font-weight:850}
.broker-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:18px 0}
.broker-stats div{padding:10px 6px;border-radius:10px;background:var(--surface);text-align:center}
.broker-stats small{display:block;color:var(--muted);font-size:.68rem}
.broker-stats strong{font-size:.82rem}
.card-actions{display:flex;gap:8px}
.card-actions .btn{flex:1;min-height:40px;padding:7px 11px;font-size:.79rem}
.news-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.content-card{display:grid;grid-template-columns:190px 1fr}
.content-card img{width:100%;height:100%;min-height:200px;object-fit:cover}
.content-card-body{padding:20px}
.content-card-body h3{margin:7px 0 8px;line-height:1.3}
.content-card-body p{margin:0 0 14px;color:var(--muted);font-size:.91rem}
.card-meta{display:flex;gap:13px;flex-wrap:wrap;color:var(--muted);font-size:.76rem}
.tool-card{padding:22px}
.tool-card img{width:50px;height:50px;object-fit:contain;padding:8px;border-radius:13px;background:var(--primary-soft)}
.tool-card h3{margin:15px 0 7px}
.tool-card p{margin:0 0 15px;color:var(--muted)}
.category-chips{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:24px}
.category-chips a{padding:7px 12px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--primary);font-size:.82rem;font-weight:800}
.product-showcase img,.video-showcase img{width:100%;height:190px;object-fit:cover}
.showcase-body{padding:18px}
.showcase-body h3{margin:0 0 7px;line-height:1.3}
.showcase-body p{margin:0 0 14px;color:var(--muted);font-size:.9rem}
.video-cover{position:relative}
.play-mark{
  position:absolute;
  left:16px;
  bottom:16px;
  width:44px;
  height:44px;
  display:grid;
  place-items:center;
  border-radius:50%;
  background:#fff;
  color:var(--primary);
  box-shadow:0 8px 20px rgba(0,0,0,.2);
}
.duration{position:absolute;right:12px;bottom:12px;padding:4px 7px;border-radius:6px;background:rgba(3,12,27,.8);color:#fff;font-size:.73rem}
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.process-step{position:relative;padding:22px;border:1px solid var(--line);border-radius:18px;background:#fff}
.process-step b{display:grid;width:38px;height:38px;place-items:center;border-radius:50%;background:var(--primary);color:#fff}
.process-step h3{margin:14px 0 6px}
.process-step p{margin:0;color:var(--muted);font-size:.89rem}
.faq-wrap{display:grid;gap:12px;max-width:900px;margin:0 auto}
.faq-item{border:1px solid var(--line);border-radius:16px;background:#fff}
.faq-item summary{padding:18px 20px;cursor:pointer;font-weight:850}
.faq-item p{margin:0;padding:0 20px 20px;color:var(--muted)}
.cta-panel{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:25px;
  padding:38px;
  border-radius:26px;
  background:linear-gradient(135deg,var(--primary-dark),var(--primary));
  color:#fff;
  box-shadow:var(--shadow);
}
.cta-panel h2{margin:0 0 8px;font-size:clamp(1.7rem,4vw,2.5rem)}
.cta-panel p{margin:0;color:#d7e5ff}
.footer{margin-top:82px;background:#071a39;color:#d7e2f5}
.footer-main{display:grid;grid-template-columns:1.35fr 1fr 1fr 1.1fr;gap:36px;padding:60px 0 40px}
.footer-brand .logo{color:#fff}
.footer-brand p{max-width:350px;color:#aebdd4}
.footer h3{margin:0 0 16px;color:#fff;font-size:.95rem}
.footer-links{display:grid;gap:9px}
.footer-links a{color:#c1cee0;font-size:.9rem}
.footer-links a:hover{color:#fff}
.footer-contact{display:grid;gap:9px;color:#c1cee0;font-size:.9rem}
.footer-social{margin-top:13px}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding:20px 0;border-top:1px solid rgba(255,255,255,.12);color:#9eacc0;font-size:.82rem}
.footer-bottom a{color:#c7d5e8}
@media (max-width:1100px){
  .main-nav{display:none}
  .hamburger{display:block}
  .header-btns{margin-left:auto}
  .header-btns>.btn{display:none}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-main{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:800px){
  .section{padding:62px 0}
  .section-head{display:block}
  .section-head p{margin-top:12px}
  .hero-layout-23{min-height:auto;padding-top:58px}
  .chat-row.question,.chat-row.answer{padding-left:0;padding-right:0}
  .chat-bubble{max-width:88%}
  .trust-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:1fr}
  .process-grid{grid-template-columns:repeat(2,1fr)}
  .cta-panel{display:block;text-align:center}
  .cta-panel .btn{margin-top:22px}
}
@media (max-width:560px){
  .container{width:min(100% - 22px,1180px)}
  .topbar-inner{justify-content:center;padding:7px 0;text-align:center}
  .topbar-inner>span{display:none}
  .topbar-links{justify-content:center;gap:10px}
  .header-inner{min-height:68px}
  .logo img{width:36px;height:36px}
  .logo span{max-width:145px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .hero-intro h1{font-size:2.48rem}
  .chat-flow{margin-top:32px}
  .chat-bubble{max-width:94%;padding:12px 14px}
  .card-grid,.process-grid{grid-template-columns:1fr}
  .content-card{grid-template-columns:1fr}
  .content-card img{height:190px}
  .trust-item{padding:18px 8px}
  .footer-main{grid-template-columns:1fr;gap:28px}
  .footer-bottom{display:block;text-align:center}
  .footer-bottom span{display:block;margin-bottom:8px}
}