/* roulang page: index */
:root{
  --lake:#0F5B53;
  --lake-deep:#0A443E;
  --clay:#C4763E;
  --sand:#F7F3EA;
  --sand-2:#EFE8DA;
  --card:#FFFFFF;
  --line:#DCD3C2;
  --ink:#1B2220;
  --ink-2:#4E5A56;
  --disabled:#9AA39F;
  --error:#A6442E;
  --ok:#2F7A5E;
  --footer:#14201D;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(27,34,32,.05);
  --sh-2:0 14px 30px -18px rgba(27,34,32,.22);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",SimSun,serif;
  --sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--sand);
  color:var(--ink);
  font-family:var(--sans);
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-md);border:1px solid var(--line);}
a{color:inherit;text-decoration:none;transition:color .18s ease-out,opacity .18s ease-out;}
a:hover{color:var(--lake);}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer;}
input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;letter-spacing:.01em;margin:0;line-height:1.35;}
p{margin:0 0 1.1em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--clay);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.tnum{font-variant-numeric:tabular-nums;}

/* ---------- 公告条 ---------- */
.topbar{
  border-bottom:1px solid var(--line);
  background:var(--sand);
  font-size:13px;
  color:var(--ink-2);
}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:40px;}
.topbar strong{color:var(--lake);font-weight:600;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,243,234,.92);
  backdrop-filter:blur(6px);
  border-bottom:1px solid transparent;
  transition:background .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out;
}
.site-header.scrolled{
  background:#FFFFFF;
  border-bottom-color:var(--line);
  box-shadow:var(--sh-1);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;height:84px;transition:height .2s ease-out;}
.site-header.scrolled .nav{height:70px;}
.logo{display:inline-flex;align-items:baseline;gap:8px;font-family:var(--serif);}
.logo-main{font-size:22px;font-weight:600;color:var(--lake);letter-spacing:.04em;}
.logo-sub{font-size:12px;color:var(--ink-2);letter-spacing:.08em;}
.nav-links{display:flex;align-items:center;gap:32px;}
.nav-link{
  position:relative;
  font-size:15px;font-weight:500;color:var(--ink);
  padding:6px 0;display:inline-block;
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:-2px;transform:translateX(-50%) scaleX(0);
  width:60%;height:2px;background:var(--lake);border-radius:2px;
  transition:transform .18s ease-out;
}
.nav-link:hover::after{transform:translateX(-50%) scaleX(1);}
.nav-link.active{color:var(--lake);}
.nav-link.active::after{transform:translateX(-50%) scaleX(1);}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:42px;padding:0 20px;border:1px solid var(--line);border-radius:var(--r-sm);
  font-size:14px;color:var(--ink);background:transparent;
  transition:background .18s ease-out,border-color .18s ease-out,transform .18s ease-out;
}
.nav-cta:hover{background:var(--sand-2);border-color:var(--lake);color:var(--lake);transform:translateY(-1px);}
.nav-toggle{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--r-sm);background:#fff;
}
.nav-toggle span{display:block;width:18px;height:1px;background:var(--ink);position:relative;}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:1px;background:var(--ink);}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0;z-index:80;background:#fff;
  display:flex;flex-direction:column;
  transform:translateY(-100%);opacity:0;pointer-events:none;
  transition:transform .24s ease-out,opacity .24s ease-out;
}
.drawer.open{transform:translateY(0);opacity:1;pointer-events:auto;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--line);}
.drawer-close{width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-sm);font-size:20px;line-height:1;color:var(--ink-2);}
.drawer-body{padding:8px 24px;flex:1;overflow:auto;}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  font-family:var(--serif);font-size:22px;padding:18px 0;border-bottom:1px solid var(--line);
}
.drawer-link span{font-size:13px;color:var(--clay);font-family:var(--sans);}
.drawer-foot{padding:24px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-2);}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:72px 0 88px;background:var(--sand);}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-radial-gradient(circle at 100% 0%,rgba(15,91,83,.06) 0 1px,transparent 1px 64px);
}
.hero-grid{position:relative;display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;}
.pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border:1px solid var(--line);border-radius:var(--r-pill);
  font-size:12px;letter-spacing:.02em;color:var(--ink-2);background:#fff;
}
.pill i{width:6px;height:6px;border-radius:50%;background:var(--clay);display:inline-block;}
.hero h1{
  font-size:clamp(40px,4.4vw,56px);
  line-height:1.24;margin:20px 0 0;
}
.hero h1 .hl{color:var(--lake);}
.hero-rule{width:40px;height:2px;background:var(--clay);margin:22px 0 20px;}
.hero-sub{font-size:17px;color:var(--ink-2);max-width:520px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 26px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:47px;padding:0 24px;border-radius:var(--r-sm);
  font-size:15px;font-weight:500;
  transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out;
}
.btn-primary{background:var(--lake);color:#F7F3EA;box-shadow:var(--sh-1);}
.btn-primary:hover{background:var(--lake-deep);color:#F7F3EA;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-primary:disabled{background:var(--disabled);cursor:not-allowed;transform:none;box-shadow:none;}
.btn-ghost{background:transparent;border:1px solid var(--line);color:var(--ink);}
.btn-ghost:hover{background:var(--sand-2);border-color:var(--lake);color:var(--lake);}
.btn-block{width:100%;}
.trust-row{display:flex;flex-wrap:wrap;align-items:center;gap:14px;font-size:13px;color:var(--ink-2);}
.trust-row span.sep{width:1px;height:12px;background:var(--line);display:inline-block;}
.hero-media{position:relative;}
.hero-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--r-lg);border:1px solid var(--line);
  box-shadow:var(--sh-1);
}
.hero-media::after{
  content:"";position:absolute;inset:0;border-radius:var(--r-lg);
  background:rgba(247,243,234,.16);pointer-events:none;
}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0;}
.section + .section{border-top:1px solid var(--line);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:40px;}
.section-head h2{font-size:clamp(28px,3vw,34px);}
.section-head p{margin:10px 0 0;color:var(--ink-2);font-size:15px;max-width:640px;}
.text-link{font-size:14px;color:var(--lake);display:inline-flex;align-items:center;gap:6px;white-space:nowrap;}
.text-link .arw{transition:transform .18s ease-out;}
.text-link:hover{text-decoration:underline;text-underline-offset:6px;}
.text-link:hover .arw{transform:translateX(4px);}

/* ---------- 痛点 ---------- */
.pain-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.pain-card{
  display:flex;gap:20px;padding:26px 26px;
  background:var(--card);border:1px solid var(--line);border-left:3px solid var(--lake);
  border-radius:var(--r-md);box-shadow:var(--sh-1);
  transition:box-shadow .2s ease-out,transform .2s ease-out,border-left-width .2s ease-out;
}
.pain-card:nth-child(2),.pain-card:nth-child(4){margin-top:24px;}
.pain-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px);border-left-width:6px;}
.pain-num{
  font-family:var(--serif);font-size:30px;line-height:1;color:var(--lake);opacity:.3;
  font-variant-numeric:tabular-nums;flex:0 0 auto;padding-top:4px;
}
.pain-card h3{font-size:18px;line-height:1.55;}
.pain-card p{margin:8px 0 0;font-size:14px;color:var(--ink-2);line-height:1.75;}

/* ---------- 方案卡片 ---------- */
.plan-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;}
.plan-main{grid-column:span 7;}
.plan-side{grid-column:span 5;display:grid;gap:24px;grid-template-rows:1fr 1fr;}
.plan-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);overflow:hidden;display:flex;flex-direction:column;
  transition:border-color .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out;
}
.plan-card:hover{border-color:rgba(15,91,83,.35);transform:translateY(-2px);box-shadow:var(--sh-2);}
.plan-main img{width:100%;aspect-ratio:16/9;object-fit:cover;border:none;border-radius:0;border-bottom:1px solid var(--line);}
.plan-main-body{padding:26px 28px;display:flex;flex-direction:column;justify-content:space-between;flex:1;}
.plan-side .plan-card{padding:24px 26px;}
.plan-tag{font-size:12px;letter-spacing:.02em;color:var(--clay);font-variant-numeric:tabular-nums;font-weight:600;}
.plan-card h3{font-size:21px;margin:10px 0 10px;}
.plan-card p{font-size:14.5px;color:var(--ink-2);}
.plan-link{
  margin-top:18px;font-size:14px;color:var(--lake);
  display:inline-flex;align-items:center;gap:6px;
}
.plan-link .arw{transition:transform .18s ease-out;}
.plan-card:hover .plan-link .arw{transform:translateX(4px);}
.plan-divider{height:1px;background:var(--line);margin:16px 0;}

/* ---------- 数据条 ---------- */
.stats{border:1px solid var(--line);border-radius:var(--r-md);background:var(--sand-2);}
.stats-inner{display:grid;grid-template-columns:repeat(4,1fr);}
.stat{padding:30px 26px;border-left:1px solid var(--line);}
.stat:first-child{border-left:none;}
.stat-num{font-family:var(--serif);font-size:clamp(34px,4vw,46px);line-height:1.1;color:var(--lake);font-variant-numeric:tabular-nums;font-weight:600;}
.stat-num small{font-size:15px;color:var(--ink-2);margin-left:4px;font-family:var(--sans);font-weight:500;}
.stat p{margin:8px 0 0;font-size:13px;color:var(--ink-2);line-height:1.6;}

/* ---------- 表单 ---------- */
.contact-grid{display:grid;grid-template-columns:6fr 6fr;gap:48px;align-items:start;}
.contact-copy h2{font-size:clamp(28px,3vw,34px);margin-bottom:16px;}
.contact-list{margin-top:26px;display:grid;gap:16px;}
.contact-list li{display:flex;gap:14px;font-size:15px;color:var(--ink-2);line-height:1.75;}
.contact-list b{color:var(--ink);font-weight:600;}
.dot{flex:0 0 auto;width:18px;height:18px;border:1px solid var(--lake);border-radius:50%;position:relative;margin-top:5px;}
.dot::after{content:"";position:absolute;inset:5px;border-radius:50%;background:var(--lake);opacity:.5;}
.form-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:28px;box-shadow:var(--sh-1);
}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;margin-bottom:8px;color:var(--ink);}
.field label em{color:var(--error);font-style:normal;margin-left:2px;}
.field input,.field select,.field textarea{
  width:100%;background:#FBF8F2;border:1px solid var(--line);border-radius:var(--r-sm);
  padding:0 14px;height:46px;transition:border-color .18s ease-out,box-shadow .18s ease-out;
}
.field textarea{height:112px;padding:12px 14px;resize:vertical;line-height:1.7;}
.field input::placeholder,.field textarea::placeholder{color:var(--disabled);}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--lake);box-shadow:0 0 0 2px rgba(15,91,83,.18);
}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--ink-2);line-height:1.7;}
.check-row input{width:18px;height:18px;accent-color:var(--lake);margin-top:3px;flex:0 0 auto;}
.err{display:none;font-size:12px;color:var(--error);margin-top:6px;}
.err.show{display:block;}
.form-note{font-size:13px;color:var(--ink-2);margin-top:14px;line-height:1.7;}
.form-success{
  display:none;margin-top:16px;padding:12px 14px;border-radius:var(--r-sm);
  background:rgba(47,122,94,.12);border:1px solid rgba(47,122,94,.32);
  font-size:13.5px;color:var(--ok);
}
.form-success.show{display:block;}

/* ---------- 隐私说明条 ---------- */
.privacy-line{
  margin-top:40px;padding-top:20px;border-top:1px solid var(--line);
  font-size:13px;color:var(--ink-2);display:flex;flex-wrap:wrap;gap:12px;align-items:center;
}
.privacy-line a{color:var(--lake);text-decoration:underline;text-underline-offset:4px;}

/* ---------- 资讯列表 ---------- */
.news-lead{
  display:grid;grid-template-columns:5fr 7fr;gap:28px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--sh-1);
  transition:border-color .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out;
}
.news-lead:hover{border-color:rgba(15,91,83,.35);transform:translateY(-2px);box-shadow:var(--sh-2);}
.news-lead img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-md);}
.news-lead h3{font-size:23px;margin:12px 0 10px;line-height:1.45;}
.news-lead p{font-size:14.5px;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.badge{
  display:inline-block;padding:3px 12px;border:1px solid var(--line);border-radius:var(--r-pill);
  font-size:12px;letter-spacing:.02em;color:var(--lake);background:#fff;
}
.news-meta{display:flex;align-items:center;gap:16px;margin-top:16px;font-size:13px;color:var(--ink-2);}
.news-meta time{font-variant-numeric:tabular-nums;}
.news-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:24px;}
.news-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;box-shadow:var(--sh-1);
  transition:border-color .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out;
  display:flex;flex-direction:column;
}
.news-card:hover{border-color:rgba(15,91,83,.35);transform:translateY(-2px);box-shadow:var(--sh-2);}
.news-card h3{font-size:18px;margin:12px 0 8px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card p{font-size:14px;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;max-height:4em;}
.news-list{margin-top:24px;border-top:1px solid var(--line);}
.news-row{
  display:grid;grid-template-columns:110px 96px 1fr 24px;gap:18px;align-items:center;
  padding:18px 6px;border-bottom:1px solid var(--line);
  transition:background .18s ease-out,padding-left .18s ease-out;
}
.news-row:hover{background:rgba(239,232,218,.55);padding-left:12px;}
.news-row time{font-size:13px;color:var(--ink-2);font-variant-numeric:tabular-nums;}
.news-row .row-cat{font-size:12px;color:var(--clay);}
.news-row h3{font-size:16px;font-weight:600;font-family:var(--sans);line-height:1.6;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.news-row .arw{color:var(--lake);}
.empty-box{
  border:1px solid var(--line);border-radius:var(--r-md);padding:44px 24px;text-align:center;background:var(--card);
}
.empty-box strong{display:block;font-family:var(--serif);font-size:18px;margin-bottom:8px;}
.empty-box span{font-size:13.5px;color:var(--ink-2);}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:9fr 3fr;gap:44px;align-items:start;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:first-child{border-top:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 4px;text-align:left;font-family:var(--serif);font-size:17px;font-weight:600;
}
.faq-q:hover{color:var(--lake);}
.faq-icon{position:relative;width:16px;height:16px;flex:0 0 auto;}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--ink-2);transition:transform .2s ease-out,opacity .2s ease-out;}
.faq-icon::before{left:0;top:7.5px;width:16px;height:1px;}
.faq-icon::after{left:7.5px;top:0;width:1px;height:16px;}
.faq-item.open .faq-icon::after{transform:scaleY(0);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .26s ease-out;}
.faq-a p{padding:0 4px 22px;font-size:15px;color:var(--ink-2);line-height:1.9;}
.faq-aside{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--sh-1);position:sticky;top:104px;
}
.faq-aside h3{font-size:17px;margin-bottom:10px;}
.faq-aside p{font-size:13.5px;color:var(--ink-2);}
.faq-aside .btn{margin-top:16px;height:42px;font-size:14px;}

/* ---------- CTA 带 ---------- */
.cta-band{
  background:var(--sand-2);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:44px;display:flex;align-items:center;justify-content:space-between;gap:32px;
}
.cta-band h2{font-size:clamp(24px,2.6vw,30px);}
.cta-band p{margin-top:10px;font-size:15px;color:var(--ink-2);max-width:560px;}

/* ---------- 悬浮留言 ---------- */
.float-btn{
  position:fixed;right:24px;bottom:24px;z-index:70;
  display:inline-flex;align-items:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--r-pill);
  background:var(--lake);color:#F7F3EA;font-size:14px;
  box-shadow:var(--sh-2);transition:background .18s ease-out,transform .18s ease-out;
}
.float-btn:hover{background:var(--lake-deep);transform:translateY(-2px);}
.modal-mask{
  position:fixed;inset:0;z-index:90;background:rgba(20,32,29,.42);
  display:flex;align-items:flex-end;justify-content:flex-end;
  padding:24px;opacity:0;pointer-events:none;transition:opacity .2s ease-out;
}
.modal-mask.open{opacity:1;pointer-events:auto;}
.modal-card{
  width:480px;max-width:100%;background:#fff;border-radius:12px;
  border:1px solid var(--line);box-shadow:var(--sh-2);padding:26px;
  transform:translateY(12px);transition:transform .22s ease-out;
}
.modal-mask.open .modal-card{transform:translateY(0);}
.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;}
.modal-head h3{font-size:19px;}
.modal-close{width:36px;height:36px;border:1px solid var(--line);border-radius:var(--r-sm);color:var(--ink-2);line-height:1;}
.modal-close:hover{border-color:var(--lake);color:var(--lake);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--footer);color:#E7E3D8;padding:64px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:0;}
.f-col{padding:0 28px;border-left:1px solid rgba(231,227,216,.14);}
.f-col:first-child{border-left:none;padding-left:0;}
.f-col:last-child{padding-right:0;}
.f-logo{display:inline-flex;align-items:baseline;gap:8px;font-family:var(--serif);margin-bottom:14px;}
.f-logo .m{font-size:22px;color:#F7F3EA;}
.f-logo .s{font-size:12px;color:rgba(231,227,216,.72);letter-spacing:.08em;}
.f-col p{font-size:13.5px;color:rgba(231,227,216,.72);line-height:1.8;}
.f-title{font-size:14px;color:#F7F3EA;margin-bottom:14px;font-weight:600;}
.f-links{display:grid;gap:10px;}
.f-links a{font-size:14px;color:rgba(231,227,216,.78);}
.f-links a:hover{color:#F7F3EA;}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(231,227,216,.14);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;
  font-size:13px;color:rgba(231,227,216,.6);
}
.footer-bottom a{color:rgba(231,227,216,.8);text-decoration:underline;text-underline-offset:4px;}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .container{padding:0 22px;}
  .section{padding:72px 0;}
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:inline-flex;}
  .hero{padding:52px 0 64px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-media img{max-height:340px;}
  .pain-grid{grid-template-columns:1fr;}
  .pain-card:nth-child(2),.pain-card:nth-child(4){margin-top:0;}
  .plan-grid{grid-template-columns:1fr;}
  .plan-main,.plan-side{grid-column:auto;}
  .plan-side{grid-template-rows:auto;gap:24px;}
  .stats-inner{grid-template-columns:1fr 1fr;}
  .stat:nth-child(3){border-left:none;}
  .stat:nth-child(3),.stat:nth-child(4){border-top:1px solid var(--line);}
  .contact-grid{grid-template-columns:1fr;gap:32px;}
  .faq-layout{grid-template-columns:1fr;gap:28px;}
  .faq-aside{position:static;}
  .news-lead{grid-template-columns:1fr;}
  .news-lead img{max-height:280px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px 0;}
  .f-col{padding:0 20px;}
  .f-col:nth-child(3){border-left:none;padding-left:0;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .container{padding:0 20px;}
  .section{padding:56px 0;}
  .news-grid{grid-template-columns:1fr;}
  .news-row{grid-template-columns:1fr;gap:6px;padding:16px 4px;}
  .news-row h3{white-space:normal;}
  .news-row .arw{display:none;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:28px;}
  .cta-band .btn{width:100%;}
  .btn{width:100%;}
  .hero-cta .btn{width:100%;}
  .float-btn{right:16px;bottom:16px;left:16px;justify-content:center;}
  .modal-mask{padding:0;}
  .modal-card{width:100%;height:100%;border-radius:0;overflow:auto;transform:translateY(24px);}
  .footer-grid{grid-template-columns:1fr;}
  .f-col{border-left:none;padding:0 0 24px;}
  .f-col:last-child{padding-bottom:0;}
  .stats-inner{grid-template-columns:1fr;}
  .stat{border-left:none;border-top:1px solid var(--line);}
  .stat:first-child{border-top:none;}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .form-card{padding:22px;}
  .topbar .container{flex-direction:column;align-items:flex-start;gap:2px;padding-top:8px;padding-bottom:8px;}
}
@media (max-width:420px){
  .container{padding:0 16px;}
  .hero h1{font-size:32px;}
  .section-head h2,.contact-copy h2{font-size:24px;}
  .pain-card{padding:20px;}
  .plan-main-body,.plan-side .plan-card{padding:20px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  a:hover,.btn:hover,.plan-card:hover,.news-card:hover,.news-lead:hover,.pain-card:hover{transform:none !important;}
}

/* roulang page: article */
:root{
  --lake:#0F5B53;
  --lake-deep:#0A443E;
  --clay:#C4763E;
  --sand:#F7F3EA;
  --sand-2:#EFE8DA;
  --card:#FFFFFF;
  --line:#DCD3C2;
  --ink:#1B2220;
  --ink-2:#4E5A56;
  --muted:#9AA39F;
  --err:#A6442E;
  --ok:#2F7A5E;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:10px;
  --sh-1:0 1px 2px rgba(27,34,32,.05);
  --sh-2:0 14px 30px -18px rgba(27,34,32,.22);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","STSong",serif;
  --sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--sand);
  color:var(--ink);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:600;letter-spacing:.01em;line-height:1.35}
p{margin:0 0 1.1em}
ul,ol{margin:0 0 1.1em;padding-left:1.4em}
:focus-visible{outline:2px solid var(--clay);outline-offset:2px;border-radius:4px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--lake);color:#fff;padding:10px 18px;border-radius:0 0 var(--r-sm) 0;z-index:99}
.skip-link:focus{left:0}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,243,234,.94);
  border-bottom:1px solid transparent;
  transition:background .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out;
}
.site-header.is-scrolled{background:#fff;border-bottom-color:var(--line);box-shadow:0 1px 2px rgba(27,34,32,.04)}
.nav{display:flex;align-items:center;gap:32px;height:80px;transition:height .2s ease-out}
.site-header.is-scrolled .nav{height:66px}
.logo{display:flex;align-items:baseline;gap:8px;flex-shrink:0}
.logo-main{font-family:var(--serif);font-size:23px;font-weight:600;color:var(--lake);letter-spacing:.04em}
.logo-sub{font-size:12px;letter-spacing:.16em;color:var(--ink-2)}
.nav-links{display:flex;align-items:center;gap:32px;margin-left:auto}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--ink-2);
  padding:6px 0;transition:color .18s ease-out;
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:-2px;width:60%;height:2px;
  background:var(--lake);transform:translateX(-50%) scaleX(0);
  transform-origin:center;transition:transform .2s ease-out;
}
.nav-link:hover{color:var(--ink)}
.nav-link:hover::after{transform:translateX(-50%) scaleX(1)}
.nav-link.active{color:var(--lake);font-weight:600}
.nav-link.active::after{transform:translateX(-50%) scaleX(1)}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:42px;padding:0 20px;border:1px solid var(--line);border-radius:var(--r-sm);
  font-size:14px;font-weight:500;color:var(--ink);background:transparent;
  transition:background .18s ease-out,border-color .18s ease-out,transform .18s ease-out;
}
.nav-cta:hover{background:var(--sand-2);border-color:var(--lake);transform:translateY(-1px)}
.nav-cta:active{transform:translateY(0)}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-sm);
  background:#fff;position:relative;cursor:pointer;padding:0;
}
.nav-toggle span,
.nav-toggle span::before{
  content:"";position:absolute;left:12px;width:18px;height:1.5px;background:var(--ink);
  transition:transform .2s ease-out,opacity .2s ease-out;
}
.nav-toggle span{top:21px}
.nav-toggle span::before{left:0;top:7px}
.nav-toggle[aria-expanded="true"] span{transform:rotate(45deg);top:21px}
.nav-toggle[aria-expanded="true"] span::before{transform:rotate(-90deg) translateX(7px);opacity:1}

/* ---------- breadcrumb ---------- */
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:14px;color:var(--ink-2);padding:26px 0 0;
}
.crumbs a{transition:color .18s ease-out}
.crumbs a:hover{color:var(--lake);text-decoration:underline;text-underline-offset:6px;text-decoration-thickness:1px}
.crumbs .sep{color:var(--muted)}
.crumbs .cur{color:var(--muted);max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- article layout ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,760px) 240px;
  gap:64px;justify-content:center;
  padding-top:34px;padding-bottom:8px;
  align-items:start;
}
.article-main{min-width:0}

.badge{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border:1px solid var(--lake);border-radius:999px;
  font-size:12px;letter-spacing:.02em;color:var(--lake);background:#fff;
}
.article-head h1{
  font-size:clamp(26px,3vw,34px);line-height:1.45;margin:18px 0 0;color:var(--ink);
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;
  margin-top:20px;padding-top:18px;border-top:1px solid var(--line);
  font-size:13.5px;color:var(--ink-2);
}
.article-meta .num{font-variant-numeric:tabular-nums;font-weight:600;color:var(--ink)}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--muted);display:inline-block}
.article-figure{
  margin:28px 0 0;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:var(--sand-2);
}
.article-figure img{width:100%;aspect-ratio:16/9;object-fit:cover}
.article-figure figcaption{font-size:13px;color:var(--ink-2);padding:10px 16px;background:#fff;border-top:1px solid var(--line)}

/* ---------- article body ---------- */
.article-body{
  margin-top:34px;font-size:17px;line-height:1.9;color:var(--ink);
}
.article-body p{margin:0 0 1.1em}
.article-body h2{
  position:relative;font-size:clamp(22px,2.2vw,28px);margin:56px 0 18px;padding-left:18px;line-height:1.5;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.28em;width:3px;height:1.05em;background:var(--lake);border-radius:2px;
}
.article-body h3{font-size:20px;margin:36px 0 14px;color:var(--lake-deep)}
.article-body h4{font-size:17px;margin:26px 0 10px}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.5em}
.article-body li{margin:.35em 0}
.article-body ol{list-style:none;counter-reset:step;padding-left:0}
.article-body ol>li{counter-increment:step;position:relative;padding-left:38px;margin:.6em 0}
.article-body ol>li::before{
  content:counter(step,decimal-leading-zero);position:absolute;left:0;top:0;
  font-family:var(--serif);font-weight:600;font-size:15px;color:var(--clay);
  font-variant-numeric:tabular-nums;
}
.article-body blockquote{
  margin:28px 0;padding:20px 24px;background:var(--sand-2);
  border-left:3px solid var(--lake);border-radius:0 var(--r-md) var(--r-md) 0;
  color:var(--ink-2);font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border:1px solid var(--line);border-radius:var(--r-lg);margin:28px 0;width:100%}
.article-body a{color:var(--lake);border-bottom:1px solid rgba(15,91,83,.35);transition:border-color .18s ease-out}
.article-body a:hover{border-bottom-color:var(--lake)}
.article-body strong{font-weight:600;color:var(--lake-deep)}
.article-body table{width:100%;border-collapse:collapse;margin:26px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.article-body th{background:var(--sand-2);font-weight:600}
.article-body hr{border:0;border-top:1px solid var(--line);margin:40px 0}

/* empty state */
.empty-box{
  margin-top:34px;border:1px solid var(--line);border-radius:var(--r-md);
  background:#fff;padding:56px 24px;text-align:center;
}
.empty-box strong{display:block;font-family:var(--serif);font-size:20px;margin-bottom:10px}
.empty-box p{color:var(--ink-2);font-size:15px;margin-bottom:22px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--r-sm);border:1px solid transparent;
  font-size:15px;font-weight:500;cursor:pointer;
  transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out;
}
.btn-primary{background:var(--lake);color:#F7F3EA}
.btn-primary:hover{background:var(--lake-deep);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{background:var(--sand-2);border-color:var(--lake);transform:translateY(-1px)}
.btn[disabled],.btn:disabled{opacity:.6;cursor:default;filter:saturate(.4);transform:none;box-shadow:none}

/* tags */
.article-tags{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
}
.article-tags .label{font-size:13px;color:var(--muted);letter-spacing:.04em}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;
  border:1px solid var(--line);border-radius:999px;background:#fff;
  font-size:13px;color:var(--ink-2);
  transition:border-color .18s ease-out,color .18s ease-out,background .18s ease-out;
}
.tag:hover{border-color:var(--lake);color:var(--lake);background:var(--sand)}

/* ---------- sticky toc ---------- */
.article-side{position:relative}
.toc{
  position:sticky;top:96px;border:1px solid var(--line);border-radius:var(--r-md);
  background:#fff;padding:20px;box-shadow:var(--sh-1);
}
.toc-title{
  display:flex;align-items:center;gap:8px;
  font-family:var(--serif);font-size:15px;font-weight:600;color:var(--ink);
  padding-bottom:12px;margin-bottom:12px;border-bottom:1px solid var(--line);
}
.toc-title::before{content:"";width:4px;height:14px;background:var(--clay);border-radius:2px}
.toc-list{list-style:none;margin:0;padding:0;font-size:14px;line-height:1.7}
.toc-list li{margin:0 0 2px}
.toc-list a{
  display:block;padding:6px 10px;border-radius:8px;color:var(--ink-2);
  border-left:2px solid transparent;
  transition:color .18s ease-out,background .18s ease-out,border-color .18s ease-out;
}
.toc-list a:hover{color:var(--lake);background:var(--sand)}
.toc-list a.is-current{color:var(--lake);background:var(--sand);border-left-color:var(--lake);font-weight:600}
.toc-note{font-size:12.5px;color:var(--muted);margin:14px 0 0;line-height:1.7}
.toc-toggle{display:none}

/* ---------- related ---------- */
.section{padding:72px 0 0}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  padding-bottom:16px;border-bottom:1px solid var(--line);margin-bottom:30px;
}
.section-head h2{font-size:clamp(22px,2.4vw,28px)}
.section-head .more{
  font-size:14px;color:var(--lake);display:inline-flex;align-items:center;gap:6px;
  transition:gap .18s ease-out,color .18s ease-out;
}
.section-head .more:hover{gap:10px;color:var(--lake-deep);text-decoration:underline;text-underline-offset:6px;text-decoration-thickness:1px}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.rcard{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.rcard:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(15,91,83,.3)}
.rcard-media{aspect-ratio:4/3;overflow:hidden;background:var(--sand-2)}
.rcard-media img{width:100%;height:100%;object-fit:cover}
.rcard-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.rcard-body .badge{align-self:flex-start;border-color:var(--line);color:var(--ink-2)}
.rcard-body h3{font-size:18px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rcard-body p{font-size:14px;color:var(--ink-2);line-height:1.75;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rcard-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:12px;border-top:1px solid var(--line)}
.rcard-foot time{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
.rcard-foot .arrow{color:var(--lake);font-size:14px;transition:transform .18s ease-out}
.rcard:hover .rcard-foot .arrow{transform:translateX(4px)}

/* ---------- cta band ---------- */
.cta-band{
  margin:76px 0 0;border:1px solid var(--line);border-radius:var(--r-lg);
  background:linear-gradient(180deg,#FFFFFF 0%,#F7F3EA 100%);
  padding:44px 40px;display:flex;align-items:center;justify-content:space-between;gap:32px;
}
.cta-band h2{font-size:clamp(21px,2.2vw,26px);margin-bottom:8px}
.cta-band p{color:var(--ink-2);font-size:15px;margin:0}
.cta-actions{display:flex;gap:14px;flex-shrink:0}
.cta-actions .btn{white-space:nowrap}

/* ---------- footer ---------- */
.site-footer{background:#14201D;color:#E8E4DA;margin-top:96px;padding:64px 0 26px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:0}
.f-col{padding:0 26px;border-left:1px solid rgba(247,243,234,.14)}
.f-col:first-child{padding-left:0;border-left:0}
.f-col:last-child{padding-right:0}
.f-logo{display:inline-flex;align-items:baseline;gap:7px;margin-bottom:14px}
.f-logo .m{font-family:var(--serif);font-size:20px;font-weight:600;color:#F7F3EA;letter-spacing:.04em}
.f-logo .s{font-size:11px;letter-spacing:.14em;color:rgba(247,243,234,.6)}
.f-col p{color:rgba(232,228,218,.66);line-height:1.8;margin:0;font-size:13.5px}
.f-title{font-size:13px;letter-spacing:.08em;color:rgba(247,243,234,.55);margin-bottom:14px}
.f-links{display:flex;flex-direction:column;gap:10px}
.f-links a{color:rgba(232,228,218,.84);font-size:14px;transition:color .18s ease-out}
.f-links a:hover{color:#F7F3EA}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  margin-top:46px;padding-top:20px;border-top:1px solid rgba(247,243,234,.14);
  font-size:13px;color:rgba(232,228,218,.56);
}
.footer-bottom a{color:rgba(232,228,218,.8);border-bottom:1px solid rgba(247,243,234,.28);transition:color .18s ease-out}
.footer-bottom a:hover{color:#F7F3EA}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .container{max-width:96%}
}
@media (max-width:1023px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:32px}
  .article-side{order:2}
  .toc{
    position:static;top:auto;padding:0;border-radius:var(--r-md);overflow:hidden;
  }
  .toc-title{
    padding:16px 20px;margin:0;border-bottom:1px solid var(--line);cursor:pointer;
    justify-content:flex-start;
  }
  .toc-title::after{content:"＋";margin-left:auto;font-family:var(--sans);font-size:16px;color:var(--ink-2)}
  .toc.is-open .toc-title::after{content:"－"}
  .toc-inner{display:none;padding:14px 20px 18px}
  .toc.is-open .toc-inner{display:block}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-band{flex-direction:column;align-items:flex-start;gap:24px;padding:34px 26px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px 0}
  .f-col:nth-child(3){padding-left:0;border-left:0}
  .f-col{padding:0 22px}
  .nav-links{gap:22px}
}
@media (max-width:860px){
  .nav-links,.nav-cta{display:none}
  .nav-toggle{display:block;margin-left:auto}
  .site-header .nav{gap:0}
  .nav-open .nav-links{
    display:flex;position:fixed;left:0;right:0;top:66px;bottom:0;
    flex-direction:column;align-items:stretch;gap:0;margin:0;
    background:#fff;padding:12px 24px 40px;overflow-y:auto;z-index:55;
  }
  .nav-open .nav-link{
    font-family:var(--serif);font-size:22px;font-weight:600;padding:20px 0;border-bottom:1px solid var(--line);
  }
  .nav-open .nav-link::after{display:none}
  .nav-open .nav-link.active{color:var(--lake)}
}
@media (max-width:767px){
  body{font-size:16px}
  .container{padding:0 20px}
  .crumbs{padding-top:20px;font-size:13px}
  .article-layout{padding-top:24px}
  .article-head h1{font-size:26px}
  .article-meta{gap:8px 16px;font-size:13px}
  .article-body{font-size:16px;line-height:1.88}
  .article-body h2{margin-top:44px}
  .card-grid{grid-template-columns:minmax(0,1fr)}
  .section{padding-top:56px}
  .site-footer{padding:48px 0 24px;margin-top:72px}
  .footer-grid{grid-template-columns:1fr;gap:0}
  .f-col{padding:24px 0;border-left:0;border-top:1px solid rgba(247,243,234,.14)}
  .f-col:first-child{padding-top:0;border-top:0}
  .cta-actions{flex-direction:column;width:100%}
  .cta-actions .btn{width:100%}
  .empty-box{padding:44px 18px}
}
@media (max-width:420px){
  .container{padding:0 16px}
  .logo-main{font-size:20px}
  .logo-sub{font-size:10.5px;letter-spacing:.1em}
  .article-head h1{font-size:23px}
  .rcard-body{padding:16px 18px 18px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .rcard:hover,.btn:hover,.nav-cta:hover{transform:none}
}

/* roulang page: category1 */
:root{
  --lake:#0F5B53;
  --lake-deep:#0A443E;
  --clay:#C4763E;
  --sand:#F7F3EA;
  --sand-2:#EFE8DA;
  --card:#FFFFFF;
  --line:#DCD3C2;
  --ink:#1B2220;
  --ink-2:#4E5A56;
  --muted:#9AA39F;
  --err:#A6442E;
  --ok:#2F7A5E;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:10px;
  --sh-1:0 1px 2px rgba(27,34,32,.05);
  --sh-2:0 14px 30px -18px rgba(27,34,32,.22);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--sand);
  color:var(--ink);
  font-family:var(--sans);
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;letter-spacing:.01em;margin:0;color:var(--ink);}
h1{font-size:clamp(34px,4.4vw,52px);line-height:1.28;}
h2{font-size:clamp(26px,3vw,33px);line-height:1.38;}
h3{font-size:clamp(19px,2vw,22px);line-height:1.5;}
p{margin:0 0 1.1em;}
p:last-child{margin-bottom:0;}
a{color:var(--lake);text-decoration:none;transition:color .18s ease-out,border-color .18s ease-out;}
a:hover{color:var(--lake-deep);}
img{max-width:100%;display:block;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font:inherit;cursor:pointer;}
input,select,textarea{font:inherit;color:var(--ink);}
:focus-visible{outline:2px solid var(--clay);outline-offset:2px;border-radius:4px;}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
.skip-link{
  position:absolute;left:-9999px;top:0;background:var(--lake);color:#fff;
  padding:10px 18px;border-radius:0 0 var(--r-sm) 0;z-index:200;
}
.skip-link:focus{left:0;color:#fff;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(247,243,234,.92);
  backdrop-filter:blur(6px);
  border-bottom:1px solid transparent;
  transition:background .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out;
}
.site-header.is-stuck{
  background:#fff;
  border-bottom-color:var(--line);
  box-shadow:0 1px 0 rgba(27,34,32,.02);
}
.nav{
  display:flex;
  align-items:center;
  gap:32px;
  min-height:76px;
  transition:min-height .2s ease-out;
}
.site-header.is-stuck .nav{min-height:66px;}
.logo{display:flex;align-items:baseline;gap:6px;color:var(--ink);flex-shrink:0;}
.logo:hover{color:var(--ink);}
.logo-main{font-family:var(--serif);font-size:23px;font-weight:600;letter-spacing:.04em;}
.logo-sub{font-size:12.5px;color:var(--ink-2);letter-spacing:.02em;}
.nav-links{display:flex;align-items:center;gap:32px;margin-left:auto;}
.nav-link{
  position:relative;
  font-size:15px;
  font-weight:500;
  color:var(--ink-2);
  padding:6px 0;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;left:50%;bottom:0;
  width:0;height:2px;background:var(--lake);
  transform:translateX(-50%);
  transition:width .2s ease-out;
}
.nav-link:hover{color:var(--ink);}
.nav-link:hover::after{width:60%;}
.nav-link.active{color:var(--lake);}
.nav-link.active::after{width:60%;background:var(--lake);}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:40px;padding:0 18px;
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  font-size:14px;font-weight:500;color:var(--ink);
  background:transparent;
  transition:background .18s ease-out,border-color .18s ease-out,color .18s ease-out;
  white-space:nowrap;
}
.nav-cta:hover{background:var(--sand-2);border-color:var(--lake);color:var(--lake-deep);}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  align-items:center;justify-content:center;
  background:transparent;border:1px solid var(--line);border-radius:var(--r-sm);
  margin-left:auto;
}
.nav-toggle span{
  display:block;width:18px;height:1.5px;background:var(--ink);position:relative;
}
.nav-toggle span::before{
  content:"";position:absolute;left:0;top:-6px;width:18px;height:1.5px;background:var(--ink);
}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0;}
.section-line{border-top:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:56px;}
.section-head .eyebrow{
  display:inline-block;
  font-size:13px;letter-spacing:.08em;color:var(--clay);
  font-weight:600;margin-bottom:14px;
}
.section-head h2{margin-bottom:16px;}
.section-head p{color:var(--ink-2);font-size:16.5px;}
.pill{
  display:inline-flex;align-items:center;
  height:30px;padding:0 14px;
  border:1px solid var(--line);
  border-radius:999px;
  background:#fff;
  font-size:12.5px;
  letter-spacing:.02em;
  color:var(--ink-2);
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;
  border-radius:var(--r-sm);
  font-size:15px;font-weight:500;
  border:1px solid transparent;
  transition:background .18s ease-out,border-color .18s ease-out,color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out;
}
.btn-primary{background:var(--lake);color:#F7F3EA;box-shadow:var(--sh-1);}
.btn-primary:hover{background:var(--lake-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1);}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink);}
.btn-ghost:hover{background:var(--sand-2);border-color:var(--lake);color:var(--lake-deep);}
.btn-block{width:100%;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14.5px;font-weight:500;color:var(--lake);
  border-bottom:1px solid transparent;
}
.link-arrow svg{transition:transform .18s ease-out;}
.link-arrow:hover{border-bottom-color:var(--lake);padding-bottom:1px;}
.link-arrow:hover svg{transform:translateX(4px);}

/* ---------- 标题带 ---------- */
.page-hero{
  padding:44px 0 0;
  position:relative;
  overflow:hidden;
}
.page-hero::before{
  content:"";
  position:absolute;
  right:-160px;top:-120px;
  width:520px;height:520px;
  border-radius:50%;
  border:1px solid rgba(15,91,83,.07);
  box-shadow:0 0 0 46px rgba(15,91,83,.03),0 0 0 92px rgba(15,91,83,.02);
  pointer-events:none;
}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:14px;color:var(--ink-2);
  padding:8px 0 26px;
}
.breadcrumb a{color:var(--ink-2);}
.breadcrumb a:hover{color:var(--lake);}
.breadcrumb .sep{color:var(--muted);}
.breadcrumb .current{color:var(--ink);}
.hero-grid{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:48px;
  align-items:center;
  padding-bottom:80px;
}
.hero-text h1{margin:18px 0 20px;}
.hero-text h1 .accent{position:relative;white-space:nowrap;}
.hero-text h1 .accent::after{
  content:"";position:absolute;left:0;bottom:-12px;
  width:40px;height:2px;background:var(--clay);
}
.hero-lead{
  font-size:17px;color:var(--ink-2);max-width:520px;margin-bottom:30px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px;}
.hero-trust{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;
  font-size:13.5px;color:var(--ink-2);
}
.hero-trust .dot{width:1px;height:12px;background:var(--line);}
.hero-figure{
  margin:0;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  background:var(--sand-2);
  box-shadow:var(--sh-1);
  position:relative;
}
.hero-figure img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover;}
.hero-figure figcaption{
  position:absolute;left:0;right:0;bottom:0;
  padding:14px 18px;
  font-size:13px;color:var(--ink-2);
  background:rgba(247,243,234,.88);
  border-top:1px solid var(--line);
}

/* ---------- 步骤流 ---------- */
.steps{margin-top:8px;}
.step{
  display:grid;
  grid-template-columns:96px 1fr;
  gap:32px;
  padding:34px 0;
  border-bottom:1px dashed var(--line);
}
.step:last-child{border-bottom:0;padding-bottom:0;}
.step:first-child{padding-top:0;}
.step-num{
  font-family:var(--serif);
  font-size:38px;
  line-height:1;
  color:var(--clay);
  font-variant-numeric:tabular-nums;
  font-weight:600;
}
.step-body h3{margin-bottom:10px;}
.step-body p{color:var(--ink-2);max-width:660px;}
.step-note{
  margin-top:14px;
  display:inline-flex;align-items:center;gap:8px;
  font-size:13.5px;color:var(--lake);
  border-left:3px solid var(--lake);
  padding-left:12px;
}

/* ---------- 自检清单 ---------- */
.checklist-wrap{
  display:grid;
  grid-template-columns:5fr 7fr;
  gap:56px;
  align-items:start;
}
.checklist{
  display:grid;
  gap:14px;
}
.check-item{
  display:flex;align-items:flex-start;gap:14px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:18px 20px;
  box-shadow:var(--sh-1);
  transition:border-color .18s ease-out,transform .18s ease-out;
  cursor:pointer;
}
.check-item:hover{border-color:rgba(15,91,83,.3);transform:translateY(-2px);}
.check-item input{
  appearance:none;
  width:20px;height:20px;flex-shrink:0;margin-top:2px;
  border:1px solid var(--line);
  border-radius:6px;
  background:#fff;
  position:relative;
  cursor:pointer;
  transition:background .18s ease-out,border-color .18s ease-out;
}
.check-item input:checked{background:var(--lake);border-color:var(--lake);}
.check-item input:checked::after{
  content:"";
  position:absolute;left:6px;top:2px;
  width:5px;height:10px;
  border-right:2px solid #fff;
  border-bottom:2px solid #fff;
  transform:rotate(45deg);
}
.check-item span{font-size:15.5px;color:var(--ink);}
.check-item small{display:block;font-size:13.5px;color:var(--ink-2);margin-top:2px;}

/* ---------- 表单 ---------- */
.form-band{
  background:linear-gradient(180deg,var(--sand) 0%,#FFFFFF 100%);
  border-top:1px solid var(--line);
}
.form-grid{
  display:grid;
  grid-template-columns:6fr 6fr;
  gap:56px;
  align-items:start;
}
.form-points{margin-top:24px;display:grid;gap:16px;}
.form-points li{
  display:flex;gap:12px;
  font-size:15.5px;color:var(--ink-2);
}
.form-points li::before{
  content:"";
  width:6px;height:6px;border-radius:50%;
  background:var(--clay);flex-shrink:0;margin-top:11px;
}
.form-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:26px;
  box-shadow:var(--sh-1);
}
.field{margin-bottom:18px;}
.field label{
  display:block;
  font-size:14px;
  color:var(--ink-2);
  margin-bottom:8px;
}
.field input,.field select,.field textarea{
  width:100%;
  min-height:46px;
  padding:11px 14px;
  background:#FCFAF5;
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  transition:border-color .18s ease-out,box-shadow .18s ease-out,background .18s ease-out;
}
.field textarea{min-height:104px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;
  background:#fff;
  border-color:var(--lake);
  box-shadow:0 0 0 2px rgba(15,91,83,.18);
}
.field input::placeholder,.field textarea::placeholder{color:var(--muted);}
.consent{
  display:flex;align-items:flex-start;gap:10px;
  font-size:13.5px;color:var(--ink-2);line-height:1.7;
  margin:6px 0 18px;
}
.consent input{width:18px;height:18px;margin-top:3px;flex-shrink:0;accent-color:var(--lake);}
.form-hint{font-size:12.5px;color:var(--err);margin-top:10px;display:none;}
.form-hint.show{display:block;}
.form-success{
  display:none;
  margin-top:16px;
  padding:12px 14px;
  background:rgba(47,122,94,.10);
  border:1px solid rgba(47,122,94,.28);
  border-radius:var(--r-sm);
  color:var(--ok);
  font-size:13.5px;
}
.form-success.show{display:block;}

/* ---------- 隐私说明 ---------- */
.privacy-note{
  border-top:1px solid var(--line);
  padding:22px 0 0;
  margin-top:56px;
  display:flex;flex-wrap:wrap;gap:10px;align-items:baseline;
  font-size:13px;color:var(--ink-2);
}
.privacy-note a{color:var(--lake);text-decoration:underline;text-underline-offset:4px;}

/* ---------- FAQ ---------- */
.faq-layout{
  display:grid;
  grid-template-columns:9fr 3fr;
  gap:56px;
  align-items:start;
}
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  width:100%;
  padding:24px 0;
  background:transparent;border:0;
  text-align:left;
  font-family:var(--serif);
  font-size:17px;
  font-weight:600;
  color:var(--ink);
  transition:color .18s ease-out;
}
.faq-q:hover{color:var(--lake);}
.faq-icon{
  position:relative;
  width:18px;height:18px;flex-shrink:0;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--ink-2);transition:transform .2s ease-out,opacity .2s ease-out;
}
.faq-icon::before{left:0;top:8.5px;width:18px;height:1px;}
.faq-icon::after{left:8.5px;top:0;width:1px;height:18px;}
.faq-item.open .faq-icon::after{transform:rotate(90deg);opacity:0;}
.faq-a{
  display:none;
  padding:0 0 26px;
  max-width:720px;
  font-size:15px;
  line-height:1.9;
  color:var(--ink-2);
}
.faq-item.open .faq-a{display:block;}
.faq-aside{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:24px;
  box-shadow:var(--sh-1);
}
.faq-aside h3{font-size:18px;margin-bottom:10px;}
.faq-aside p{font-size:14px;color:var(--ink-2);margin-bottom:16px;}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--sand-2);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:64px 0;
}
.cta-inner{
  display:flex;flex-wrap:wrap;
  align-items:center;justify-content:space-between;
  gap:28px;
}
.cta-inner h2{max-width:620px;font-size:clamp(24px,2.6vw,30px);}
.cta-inner p{color:var(--ink-2);margin-top:10px;font-size:15.5px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:#14201D;
  color:rgba(247,243,234,.78);
  padding:72px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:0;
  padding-bottom:52px;
}
.f-col{
  padding:0 28px;
  border-left:1px solid rgba(247,243,234,.12);
}
.f-col:first-child{padding-left:0;border-left:0;}
.f-col:last-child{padding-right:0;}
.f-logo{display:flex;align-items:baseline;gap:6px;margin-bottom:16px;}
.f-logo .m{font-family:var(--serif);font-size:21px;color:#F7F3EA;letter-spacing:.04em;}
.f-logo .s{font-size:12px;color:rgba(247,243,234,.6);}
.f-col p{font-size:14px;line-height:1.8;color:rgba(247,243,234,.62);}
.f-title{
  font-family:var(--serif);
  font-size:15px;color:#F7F3EA;
  margin-bottom:16px;
  letter-spacing:.02em;
}
.f-links{display:grid;gap:11px;}
.f-links a{
  font-size:14px;color:rgba(247,243,234,.68);
  transition:color .18s ease-out;
}
.f-links a:hover{color:#F7F3EA;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px 28px;
  align-items:center;justify-content:space-between;
  border-top:1px solid rgba(247,243,234,.12);
  padding:22px 0 28px;
  font-size:13px;
  color:rgba(247,243,234,.55);
}
.footer-bottom a{color:rgba(247,243,234,.7);}
.footer-bottom a:hover{color:#F7F3EA;}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{max-width:96%;}
}
@media (max-width:1023px){
  .nav-links{gap:22px;}
  .logo-sub{display:none;}
  .hero-grid{grid-template-columns:1fr;gap:36px;padding-bottom:64px;}
  .hero-figure{max-width:560px;}
  .checklist-wrap{grid-template-columns:1fr;gap:32px;}
  .form-grid{grid-template-columns:1fr;gap:32px;}
  .faq-layout{grid-template-columns:1fr;gap:32px;}
  .faq-aside{max-width:420px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px 0;}
  .f-col{padding:0 24px;}
  .f-col:nth-child(odd){padding-left:0;border-left:0;}
  .f-col:nth-child(even){padding-right:0;}
  .section{padding:72px 0;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  .nav{gap:16px;min-height:64px;}
  .nav-links{
    position:fixed;inset:0;
    display:flex;flex-direction:column;align-items:stretch;
    gap:0;
    margin:0;
    padding:92px 22px 32px;
    background:#fff;
    opacity:0;transform:translateY(-8px);pointer-events:none;
    transition:opacity .2s ease-out,transform .2s ease-out;
    z-index:90;
    overflow-y:auto;
  }
  body.nav-open .nav-links{opacity:1;transform:none;pointer-events:auto;}
  body.nav-open{overflow:hidden;}
  .nav-link{
    width:100%;text-align:left;
    font-family:var(--serif);
    font-size:22px;
    padding:18px 0;
    border-bottom:1px solid var(--line);
    color:var(--ink);
  }
  .nav-link::after{display:none;}
  .nav-link.active{color:var(--lake);}
  .nav-cta{display:none;}
  .nav-toggle{display:inline-flex;position:relative;z-index:95;}
  body.nav-open .nav-toggle span,
  body.nav-open .nav-toggle span::before{background:var(--ink);}
  .page-hero{padding-top:24px;}
  .breadcrumb{padding-bottom:18px;}
  .hero-grid{padding-bottom:56px;}
  .hero-figure img{aspect-ratio:4/3;max-height:240px;object-fit:cover;}
  .hero-lead{font-size:16px;}
  .hero-actions .btn{width:100%;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:36px;}
  .step{grid-template-columns:1fr;gap:10px;padding:26px 0;}
  .step-num{font-size:30px;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .f-col,.f-col:first-child,.f-col:nth-child(odd),.f-col:nth-child(even){
    padding:0;border-left:0;padding-top:26px;border-top:1px solid rgba(247,243,234,.12);
  }
  .f-col:first-child{padding-top:0;border-top:0;}
  .faq-aside{max-width:100%;}
  .privacy-note{font-size:12.5px;}
}
@media (max-width:420px){
  .container{padding:0 16px;}
  h1{font-size:30px;}
  .hero-text h1 .accent{white-space:normal;}
  .form-card{padding:20px;}
  .check-item{padding:16px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category3 */
:root{
  --ink:#1B2220;
  --ink-2:#4E5A56;
  --bg:#F7F3EA;
  --surface:#FFFFFF;
  --surface-2:#EFE8DA;
  --line:#DCD3C2;
  --green:#0F5B53;
  --green-deep:#0A443E;
  --amber:#C4763E;
  --disabled:#9AA39F;
  --error:#A6442E;
  --success:#2F7A5E;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-sm:0 1px 2px rgba(27,34,32,.05);
  --sh-lg:0 14px 30px -18px rgba(27,34,32,.22);
  --ease:cubic-bezier(.2,.7,.3,1);
  --sp-1:8px; --sp-2:16px; --sp-3:24px; --sp-4:32px; --sp-5:48px; --sp-6:72px; --sp-7:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--green);text-decoration:none}
a:hover{text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4,p,figure,blockquote{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px;border-radius:4px}
::selection{background:rgba(15,91,83,.16)}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,243,234,.94);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:background .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.97);
  border-bottom-color:var(--line);
  box-shadow:0 1px 2px rgba(27,34,32,.05);
}
.nav{display:flex;align-items:center;gap:var(--sp-4);height:76px;transition:height .22s var(--ease)}
.site-header.is-scrolled .nav{height:66px}
.logo{display:inline-flex;align-items:baseline;gap:8px;color:var(--ink);flex:0 0 auto}
.logo-main{font-family:var(--serif);font-size:24px;font-weight:600;letter-spacing:.02em;color:var(--green)}
.logo-sub{font-size:12px;letter-spacing:.14em;color:var(--ink-2)}
.nav-links{display:flex;align-items:center;gap:32px;margin-left:auto}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--ink-2);
  padding:6px 0;transition:color .18s var(--ease);white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:-2px;transform:translateX(-50%) scaleX(0);
  width:60%;height:2px;background:var(--green);border-radius:2px;
  transition:transform .2s var(--ease);
}
.nav-link:hover{color:var(--ink)}
.nav-link:hover::after{transform:translateX(-50%) scaleX(1)}
.nav-link.active{color:var(--ink);font-weight:600}
.nav-link.active::after{transform:translateX(-50%) scaleX(1)}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:42px;padding:0 20px;border:1px solid var(--line);border-radius:var(--r-sm);
  font-size:14px;color:var(--ink);background:transparent;white-space:nowrap;
  transition:background .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease);
}
.nav-cta:hover{background:var(--surface-2);border-color:var(--green);color:var(--green-deep)}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:44px;height:44px;padding:0 11px;margin-left:auto;
  border:1px solid var(--line);border-radius:var(--r-sm);background:transparent;cursor:pointer;
}
.nav-toggle span{display:block;height:1.5px;width:20px;background:var(--ink);border-radius:2px;transition:transform .2s var(--ease)}

/* ---------- drawer ---------- */
.drawer{display:none;position:fixed;inset:0;z-index:120;background:#FFFFFF;padding:20px 24px 32px;flex-direction:column}
.drawer.is-open{display:flex}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:20px;border-bottom:1px solid var(--line)}
.drawer-close{width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-sm);background:transparent;font-size:20px;line-height:1;color:var(--ink);cursor:pointer}
.drawer-links{display:flex;flex-direction:column;margin-top:8px}
.drawer-links a{
  font-family:var(--serif);font-size:22px;font-weight:600;color:var(--ink);
  padding:18px 0;border-bottom:1px solid var(--line);
}
.drawer-links a.active{color:var(--green)}
.drawer-foot{margin-top:auto;padding-top:24px;font-size:13px;color:var(--ink-2);line-height:1.8}
body.no-scroll{overflow:hidden}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--r-sm);
  font-size:15px;font-weight:500;border:1px solid transparent;cursor:pointer;
  transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),
             transform .18s var(--ease),box-shadow .18s var(--ease);
}
.btn-primary{background:var(--green);color:#F7F3EA;box-shadow:var(--sh-sm)}
.btn-primary:hover{background:var(--green-deep);transform:translateY(-1px);box-shadow:var(--sh-lg)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{background:var(--surface-2);border-color:var(--green)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn:disabled{background:var(--disabled);border-color:var(--disabled);color:#fff;cursor:not-allowed;transform:none;box-shadow:none}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--green);font-weight:500}
.link-arrow .arw{transition:transform .18s var(--ease)}
.link-arrow:hover{text-decoration:underline;text-underline-offset:6px}
.link-arrow:hover .arw{transform:translateX(4px)}

/* ---------- category hero ---------- */
.cat-hero{padding:40px 0 56px;position:relative;overflow:hidden}
.cat-hero::before{
  content:"";position:absolute;right:-160px;top:-160px;width:520px;height:520px;
  border-radius:50%;border:1px solid rgba(15,91,83,.06);
  box-shadow:0 0 0 40px rgba(15,91,83,.02),0 0 0 90px rgba(15,91,83,.015);
  pointer-events:none;
}
.cat-hero-inner{position:relative;display:grid;grid-template-columns:7fr 5fr;gap:var(--sp-5);align-items:center}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--ink-2);margin-bottom:20px;flex-wrap:wrap}
.breadcrumb a{color:var(--ink-2)}
.breadcrumb a:hover{color:var(--green);text-decoration:underline;text-underline-offset:6px}
.breadcrumb .sep{color:var(--disabled)}
.eyebrow{
  display:inline-block;padding:5px 14px;border:1px solid var(--line);border-radius:var(--r-pill);
  font-size:12px;letter-spacing:.02em;color:var(--ink-2);background:rgba(255,255,255,.6);
  margin-bottom:20px;
}
.cat-hero h1{
  font-family:var(--serif);font-weight:600;font-size:clamp(34px,4.2vw,50px);
  line-height:1.28;letter-spacing:.01em;color:var(--ink);
}
.cat-hero h1::after{
  content:"";display:block;width:40px;height:2px;background:var(--amber);margin-top:20px;
}
.lead{margin-top:22px;font-size:17px;line-height:1.85;color:var(--ink-2);max-width:34em}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-trust{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:22px;font-size:13px;color:var(--ink-2)}
.hero-trust i{width:1px;height:12px;background:var(--line);display:inline-block}
.cat-hero-media{position:relative}
.cat-hero-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-lg);
  border:1px solid var(--line);box-shadow:var(--sh-sm);
}

/* ---------- anchor bar ---------- */
.anchor-bar{
  position:sticky;top:76px;z-index:40;background:rgba(247,243,234,.96);
  backdrop-filter:blur(8px);border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  transition:top .22s var(--ease);
}
.site-header.is-scrolled ~ .anchor-bar{top:66px}
.anchor-inner{display:flex;align-items:center;gap:10px;padding:14px 0;overflow-x:auto;scrollbar-width:none}
.anchor-inner::-webkit-scrollbar{display:none}
.anchor-label{font-size:13px;color:var(--ink-2);letter-spacing:.04em;flex:0 0 auto;margin-right:6px}
.chip{
  flex:0 0 auto;display:inline-flex;align-items:center;height:36px;padding:0 16px;
  border:1px solid var(--line);border-radius:var(--r-pill);background:var(--surface);
  font-size:14px;color:var(--ink-2);white-space:nowrap;
  transition:border-color .18s var(--ease),color .18s var(--ease),background .18s var(--ease);
}
.chip:hover{border-color:var(--green);color:var(--green);background:#fff}

/* ---------- qa layout ---------- */
.qa-layout{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:56px;padding:var(--sp-7) 0 var(--sp-6)}
.qa-group{margin-bottom:56px;scroll-margin-top:160px}
.qa-group:last-child{margin-bottom:0}
.group-head{display:flex;align-items:center;gap:16px;margin-bottom:8px}
.group-index{
  font-family:var(--serif);font-size:20px;font-weight:600;color:var(--amber);
  font-variant-numeric:tabular-nums;letter-spacing:.02em;flex:0 0 auto;
}
.group-title{font-family:var(--serif);font-size:clamp(24px,2.4vw,30px);font-weight:600;color:var(--ink);letter-spacing:.01em}
.group-desc{font-size:14px;color:var(--ink-2);margin-bottom:14px;max-width:52em}
.qa-item{border-top:1px solid var(--line)}
.qa-item:last-child{border-bottom:1px solid var(--line)}
.qa-item summary{
  display:flex;align-items:flex-start;gap:16px;padding:22px 0;cursor:pointer;
  font-family:var(--serif);font-size:17px;font-weight:600;color:var(--ink);
  list-style:none;line-height:1.6;transition:color .18s var(--ease);
}
.qa-item summary::-webkit-details-marker{display:none}
.qa-item summary:hover{color:var(--green)}
.qa-icon{position:relative;width:14px;height:14px;flex:0 0 auto;margin-left:auto;margin-top:6px}
.qa-icon::before,.qa-icon::after{content:"";position:absolute;background:var(--ink-2);transition:opacity .18s var(--ease),transform .18s var(--ease)}
.qa-icon::before{left:0;top:6.5px;width:14px;height:1px}
.qa-icon::after{left:6.5px;top:0;width:1px;height:14px}
.qa-item[open] .qa-icon::after{opacity:0;transform:scaleY(.4)}
.qa-body{padding:0 0 24px 30px;font-size:15px;line-height:1.9;color:var(--ink-2)}
.qa-body p+p{margin-top:.7em}
.qa-body strong{color:var(--ink);font-weight:600}
.qa-points{margin-top:12px;display:grid;gap:8px}
.qa-points li{position:relative;padding-left:16px;font-size:14.5px}
.qa-points li::before{content:"";position:absolute;left:0;top:.72em;width:6px;height:1px;background:var(--amber)}

/* ---------- side ---------- */
.qa-side{position:relative}
.side-card{
  position:sticky;top:150px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-md);padding:22px;box-shadow:var(--sh-sm);
}
.side-card+.side-card{margin-top:20px;top:auto;position:relative}
.side-title{font-family:var(--serif);font-size:15px;font-weight:600;color:var(--ink);margin-bottom:14px;letter-spacing:.02em}
.side-link{
  display:flex;align-items:center;gap:10px;padding:10px 0;font-size:14px;color:var(--ink-2);
  border-bottom:1px solid rgba(220,211,194,.6);transition:color .18s var(--ease),padding-left .18s var(--ease);
}
.side-link:last-child{border-bottom:0}
.side-link:hover{color:var(--green);padding-left:4px}
.side-link span{font-variant-numeric:tabular-nums;font-size:12px;color:var(--amber);font-weight:600}
.side-help p{font-size:14px;color:var(--ink-2);line-height:1.8;margin-bottom:16px}
.side-help .btn{width:100%}

/* ---------- privacy ---------- */
.privacy-note{
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:20px 0;display:flex;flex-wrap:wrap;gap:8px 20px;align-items:center;
  font-size:13px;color:var(--ink-2);line-height:1.8;
}
.privacy-note a{color:var(--green);text-decoration:underline;text-underline-offset:4px}
.privacy-note .time{font-variant-numeric:tabular-nums;color:var(--disabled)}

/* ---------- cta band ---------- */
.cta-band{padding:var(--sp-6) 0 var(--sp-7)}
.cta-inner{
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  background:linear-gradient(180deg,#FFFFFF 0%,#FBF8F1 100%);
  border:1px solid var(--line);border-radius:var(--r-lg);padding:40px 44px;box-shadow:var(--sh-sm);
}
.cta-inner h2{font-family:var(--serif);font-size:clamp(24px,2.4vw,30px);font-weight:600;color:var(--ink);letter-spacing:.01em}
.cta-inner p{margin-top:10px;font-size:15px;color:var(--ink-2);max-width:46em}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- footer ---------- */
.site-footer{background:#14201D;color:rgba(247,243,234,.72);padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px}
.f-col{padding-left:24px;border-left:1px solid rgba(247,243,234,.12)}
.f-col:first-child{padding-left:0;border-left:0}
.f-logo{display:inline-flex;align-items:baseline;gap:8px;margin-bottom:14px}
.f-logo .m{font-family:var(--serif);font-size:22px;font-weight:600;color:#F7F3EA}
.f-logo .s{font-size:11px;letter-spacing:.14em;color:rgba(247,243,234,.6)}
.f-col p{font-size:14px;line-height:1.85;color:rgba(247,243,234,.66)}
.f-title{font-size:14px;font-weight:600;color:#F7F3EA;margin-bottom:14px;letter-spacing:.04em}
.f-links{display:flex;flex-direction:column;gap:4px}
.f-links a{display:inline-block;font-size:14px;color:rgba(247,243,234,.7);padding:6px 0;transition:color .18s var(--ease)}
.f-links a:hover{color:#F7F3EA}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(247,243,234,.12);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:13px;color:rgba(247,243,234,.55);line-height:1.8;
}
.footer-bottom a{color:rgba(247,243,234,.75);text-decoration:underline;text-underline-offset:4px}
.footer-bottom a:hover{color:#F7F3EA}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .container{max-width:96%}
}
@media (max-width:1023px){
  .nav-links,.nav-cta{display:none}
  .nav-toggle{display:flex}
  .cat-hero-inner{grid-template-columns:1fr;gap:32px}
  .cat-hero-media{max-width:520px}
  .qa-layout{grid-template-columns:1fr;gap:40px;padding:56px 0}
  .side-card{position:relative;top:auto}
  .side-card+.side-card{margin-top:20px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .f-col:nth-child(3){padding-left:0;border-left:0}
  .cta-inner{padding:32px 28px}
}
@media (max-width:767px){
  .nav{height:66px}
  .logo-main{font-size:21px}
  .logo-sub{font-size:11px}
  .cat-hero{padding:24px 0 40px}
  .cat-hero-media img{aspect-ratio:4/3;max-height:240px}
  .anchor-bar{top:66px}
  .site-header.is-scrolled ~ .anchor-bar{top:66px}
  .qa-layout{padding:40px 0}
  .qa-group{margin-bottom:44px}
  .qa-body{padding-left:0}
  .btn{width:100%}
  .hero-actions .btn,.cta-actions .btn{width:100%}
  .cta-actions{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .f-col{padding-left:0;border-left:0;padding-top:20px;border-top:1px solid rgba(247,243,234,.12)}
  .f-col:first-child{padding-top:0;border-top:0}
  .footer-bottom{flex-direction:column}
  .cta-inner{padding:28px 22px}
}
@media (max-width:420px){
  .container{padding:0 16px}
  .cat-hero h1{font-size:30px}
  .group-title{font-size:22px}
  .qa-item summary{font-size:16px;padding:18px 0}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .btn-primary:hover{transform:none}
}

/* roulang page: category2 */
:root{
  --teal:#0F5B53;
  --teal-dark:#0A443E;
  --orange:#C4763E;
  --sand:#F7F3EA;
  --sand-2:#EFE8DA;
  --card:#FFFFFF;
  --line:#DCD3C2;
  --ink:#1B2220;
  --ink-2:#4E5A56;
  --muted:#9AA39F;
  --error:#A6442E;
  --ok:#2F7A5E;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(27,34,32,.05);
  --sh-2:0 14px 30px -18px rgba(27,34,32,.22);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--sand);
  color:var(--ink);
  font-family:var(--sans);
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}
h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:600;letter-spacing:.01em;line-height:1.35}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--orange);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--r-sm);
  font-size:15.5px;font-weight:500;line-height:1;cursor:pointer;
  border:1px solid transparent;background:none;
  transition:background-color .18s ease-out,border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out,color .18s ease-out;
}
.btn-primary{background:var(--teal);border-color:var(--teal);color:#F7F3EA}
.btn-primary:hover{background:var(--teal-dark);border-color:var(--teal-dark);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{background:var(--sand-2);border-color:var(--teal);color:var(--teal)}
.btn-ghost:active{transform:translateY(1px)}
.btn[disabled],.btn.is-disabled{opacity:.6;filter:saturate(.6);cursor:default;transform:none;box-shadow:none}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:15px;font-weight:500;color:var(--teal);
  transition:color .18s ease-out;
}
.link-arrow svg{transition:transform .18s ease-out}
.link-arrow:hover{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:6px}
.link-arrow:hover svg{transform:translateX(4px)}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,243,234,.94);
  border-bottom:1px solid transparent;
  transition:background-color .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out;
}
.site-header.is-scrolled{background:#fff;border-bottom-color:var(--line);box-shadow:var(--sh-1)}
.nav{display:flex;align-items:center;gap:32px;height:84px;transition:height .2s ease-out}
.site-header.is-scrolled .nav{height:68px}
.logo{display:flex;align-items:baseline;gap:7px;flex-shrink:0}
.logo-main{font-family:var(--serif);font-size:24px;font-weight:600;color:var(--teal);letter-spacing:.02em}
.logo-sub{font-size:12.5px;letter-spacing:.16em;color:var(--ink-2)}
.nav-links{display:flex;align-items:center;gap:32px;margin-left:auto}
.nav-link{
  position:relative;display:inline-block;padding:6px 0;
  font-size:15px;font-weight:500;color:var(--ink-2);
  transition:color .18s ease-out;
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:-1px;width:0;height:2px;
  background:var(--teal);transform:translateX(-50%);
  transition:width .18s ease-out;
}
.nav-link:hover{color:var(--ink)}
.nav-link:hover::after{width:60%}
.nav-link.active{color:var(--teal)}
.nav-link.active::after{width:60%}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:40px;padding:0 18px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:transparent;
  font-size:14.5px;font-weight:500;color:var(--ink);white-space:nowrap;
  transition:background-color .18s ease-out,border-color .18s ease-out,color .18s ease-out;
}
.nav-cta:hover{background:var(--sand-2);border-color:var(--teal);color:var(--teal)}
.nav-toggle{
  display:none;position:relative;z-index:80;
  width:44px;height:44px;border:0;background:none;
  cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle span,.nav-toggle span::before{
  content:"";display:block;width:22px;height:1.5px;background:var(--ink);
  transition:transform .2s ease-out,opacity .2s ease-out;
}
.nav-toggle span{position:relative}
.nav-toggle span::before{position:absolute;left:0;top:-7px}
.nav.is-open .nav-toggle span{transform:rotate(45deg)}
.nav.is-open .nav-toggle span::before{top:0;transform:rotate(-90deg)}
.drawer-foot{display:none}

/* ---------- 页面头部 ---------- */
.page-banner{position:relative;overflow:hidden;background:var(--sand-2);border-bottom:1px solid var(--line)}
.banner-media{position:absolute;inset:0}
.banner-media img{width:100%;height:100%;object-fit:cover;border-radius:0}
.page-banner::after{content:"";position:absolute;inset:0;background:rgba(247,243,234,.88)}
.page-banner .container{position:relative;z-index:2;display:flex;flex-direction:column;justify-content:center;min-height:270px;padding-top:36px;padding-bottom:44px}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--ink-2);margin-bottom:20px;flex-wrap:wrap}
.breadcrumb a{color:var(--ink-2);transition:color .18s ease-out}
.breadcrumb a:hover{color:var(--teal);text-decoration:underline;text-underline-offset:5px}
.breadcrumb .sep{color:var(--muted)}
.breadcrumb .cur{color:var(--teal);font-weight:500}
.pill{
  display:inline-flex;align-items:center;align-self:flex-start;
  height:28px;padding:0 14px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:rgba(255,255,255,.7);
  font-size:12px;letter-spacing:.02em;color:var(--ink-2);
}
.page-banner h1{
  margin:16px 0 0;
  font-size:clamp(28px,4vw,46px);
  line-height:1.28;
  max-width:20em;
}
.page-banner .lead{margin-top:14px;font-size:16.5px;color:var(--ink-2);max-width:34em}
.rule-line{width:40px;height:2px;background:var(--orange);border-radius:2px;margin-top:22px}

/* ---------- 板块通用 ---------- */
.section{padding:96px 0;border-top:1px solid var(--line)}
.section.no-line{border-top:0}
.sec-head{max-width:44em;margin-bottom:44px}
.sec-head h2{font-size:clamp(26px,3vw,34px);line-height:1.4}
.sec-head p{margin-top:14px;color:var(--ink-2);font-size:16px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.06em;color:var(--orange);
  margin-bottom:14px;font-weight:600;
}
.eyebrow::before{content:"";width:18px;height:1px;background:var(--orange)}

/* ---------- 对照双栏 ---------- */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}
.compare-card{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);padding:28px;box-shadow:var(--sh-1);
  transition:box-shadow .2s ease-out,transform .2s ease-out,border-color .2s ease-out;
}
.compare-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.compare-card.is-do{border-color:rgba(15,91,83,.42);border-top:3px solid var(--teal)}
.compare-card.is-avoid{border-color:rgba(166,68,46,.38);border-top:3px solid var(--error)}
.compare-head{display:flex;align-items:center;gap:12px;margin-bottom:8px}
.compare-card h3{font-size:22px}
.compare-note{font-size:14px;color:var(--ink-2);margin:0 0 20px}
.badge{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:var(--r-pill);font-size:12px;letter-spacing:.02em;
  border:1px solid var(--line);color:var(--ink-2);background:var(--sand);
}
.badge-do{border-color:rgba(15,91,83,.4);color:var(--teal);background:rgba(15,91,83,.06)}
.badge-avoid{border-color:rgba(166,68,46,.35);color:var(--error);background:rgba(166,68,46,.06)}
.compare-list li{display:flex;gap:14px;padding:16px 0;border-top:1px dashed var(--line)}
.compare-list li:first-child{border-top:0;padding-top:4px}
.li-mark{flex:0 0 22px;margin-top:4px;color:var(--teal)}
.is-avoid .li-mark{color:var(--error)}
.li-mark svg{display:block}
.compare-list strong{display:block;font-size:16px;font-weight:600;margin-bottom:4px}
.compare-list p{font-size:14.5px;line-height:1.85;color:var(--ink-2);margin:0}

/* ---------- 风险提示条 ---------- */
.risk-bar{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.65fr);
  gap:28px;align-items:start;
  background:var(--sand-2);border:1px solid var(--line);
  border-left:3px solid var(--orange);border-radius:var(--r-md);
  padding:28px;
}
.risk-bar h3{font-size:20px;margin-bottom:6px}
.risk-bar .risk-sub{font-size:13.5px;color:var(--ink-2);margin:0}
.risk-points li{
  display:flex;gap:12px;padding:12px 0;border-top:1px solid rgba(220,211,194,.85);
  font-size:15px;color:var(--ink);
}
.risk-points li:first-child{border-top:0;padding-top:0}
.risk-num{
  font-family:var(--serif);font-size:15px;font-weight:600;color:var(--orange);
  font-variant-numeric:tabular-nums;flex:0 0 22px;line-height:1.8;
}

/* ---------- 折叠说明 ---------- */
.faq-layout{display:grid;grid-template-columns:minmax(0,8fr) minmax(0,3fr);gap:48px;align-items:start}
.acc{border-top:1px solid var(--line)}
.acc-item{border-bottom:1px solid var(--line)}
.acc-btn{
  display:flex;align-items:flex-start;justify-content:space-between;gap:20px;
  width:100%;padding:22px 0;background:none;border:0;text-align:left;cursor:pointer;
  font-family:var(--serif);font-size:17px;font-weight:600;color:var(--ink);line-height:1.6;
  transition:color .18s ease-out;
}
.acc-btn:hover{color:var(--teal)}
.acc-sign{position:relative;flex:0 0 18px;width:18px;height:18px;margin-top:5px}
.acc-sign::before,.acc-sign::after{
  content:"";position:absolute;background:var(--teal);
  transition:transform .2s ease-out,opacity .2s ease-out;
}
.acc-sign::before{left:0;right:0;top:8.5px;height:1px}
.acc-sign::after{top:0;bottom:0;left:8.5px;width:1px}
.acc-item.is-open .acc-sign::after{transform:scaleY(0);opacity:0}
.acc-panel{max-height:0;overflow:hidden;transition:max-height .22s ease-out}
.acc-panel p{padding:0 44px 22px 0;font-size:15px;line-height:1.9;color:var(--ink-2);margin:0}
.aside-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--sh-1);position:sticky;top:96px;
}
.aside-card h3{font-size:19px;margin-bottom:10px}
.aside-card p{font-size:14px;color:var(--ink-2);margin-bottom:18px}
.aside-card .btn{width:100%}

/* ---------- 自检清单 ---------- */
.check-wrap{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:36px;box-shadow:var(--sh-1);
}
.check-list li{border-top:1px dashed var(--line)}
.check-list li:first-child{border-top:0}
.chk-label{display:flex;align-items:flex-start;gap:14px;padding:18px 0;cursor:pointer;min-height:44px}
.chk-label:first-child{padding-top:0}
.chk{
  appearance:none;-webkit-appearance:none;
  flex:0 0 20px;width:20px;height:20px;margin:3px 0 0;
  border:1px solid var(--line);border-radius:6px;background:var(--sand);
  cursor:pointer;transition:background-color .18s ease-out,border-color .18s ease-out;
  position:relative;
}
.chk:hover{border-color:var(--teal)}
.chk:checked{background:var(--teal);border-color:var(--teal)}
.chk:checked::after{
  content:"";position:absolute;left:6px;top:2px;width:5px;height:10px;
  border-right:1.6px solid #F7F3EA;border-bottom:1.6px solid #F7F3EA;
  transform:rotate(40deg);
}
.chk-text{font-size:15.5px;color:var(--ink);line-height:1.8}
.chk-text em{display:block;font-style:normal;font-size:13.5px;color:var(--ink-2);margin-top:2px}
.check-tip{margin-top:22px;font-size:13px;color:var(--muted)}

/* ---------- CTA 带 ---------- */
.cta-band{
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:40px;box-shadow:var(--sh-1);
}
.cta-band h2{font-size:clamp(22px,2.4vw,28px);margin-bottom:10px}
.cta-band p{color:var(--ink-2);font-size:15.5px;max-width:36em}
.cta-actions{display:flex;gap:12px;flex-shrink:0;flex-wrap:wrap}
.cta-note{margin-top:26px;font-size:13px;color:var(--ink-2);border-top:1px solid var(--line);padding-top:18px}
.cta-note a{color:var(--teal);text-decoration:underline;text-underline-offset:5px;text-decoration-thickness:1px}

/* ---------- 页脚 ---------- */
.site-footer{background:#14201D;color:rgba(247,243,234,.78);padding:72px 0 28px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.f-col{border-left:1px solid rgba(247,243,234,.12);padding-left:28px}
.f-col:first-child{border-left:0;padding-left:0}
.f-logo{display:inline-flex;align-items:baseline;gap:7px;margin-bottom:16px}
.f-logo .m{font-family:var(--serif);font-size:22px;font-weight:600;color:#F7F3EA}
.f-logo .s{font-size:12px;letter-spacing:.14em;color:rgba(247,243,234,.62)}
.f-col p{color:rgba(247,243,234,.62);line-height:1.85;margin:0}
.f-title{font-size:14px;font-weight:600;color:#F7F3EA;margin-bottom:16px;letter-spacing:.02em}
.f-links{display:flex;flex-direction:column;gap:10px}
.f-links a{color:rgba(247,243,234,.72);font-size:14px;transition:color .18s ease-out}
.f-links a:hover{color:#F7F3EA;text-decoration:underline;text-underline-offset:5px}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(247,243,234,.12);
  font-size:13px;color:rgba(247,243,234,.55);
}
.footer-bottom a{color:rgba(247,243,234,.75);transition:color .18s ease-out}
.footer-bottom a:hover{color:#F7F3EA;text-decoration:underline;text-underline-offset:4px}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{max-width:96%}
}
@media (max-width:1023px){
  .section{padding:72px 0}
  .nav{gap:20px;height:74px}
  .nav-links{gap:22px}
  .nav-cta{display:none}
  .compare-grid{grid-template-columns:1fr}
  .faq-layout{grid-template-columns:1fr;gap:32px}
  .aside-card{position:static}
  .risk-bar{grid-template-columns:1fr;gap:18px}
  .cta-band{flex-direction:column;align-items:flex-start;gap:24px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .f-col:nth-child(3){border-left:0;padding-left:0}
}
@media (max-width:900px){
  .nav-toggle{display:inline-flex;margin-left:auto}
  .nav-links{
    position:fixed;inset:0;z-index:70;
    margin:0;padding:96px 24px 40px;
    flex-direction:column;align-items:stretch;gap:0;
    background:#fff;overflow-y:auto;
    opacity:0;visibility:hidden;transform:translateY(-10px);
    transition:opacity .2s ease-out,transform .2s ease-out,visibility .2s;
  }
  .nav.is-open .nav-links{opacity:1;visibility:visible;transform:none}
  .nav-link{
    font-family:var(--serif);font-size:22px;font-weight:600;color:var(--ink);
    padding:20px 0;border-bottom:1px solid var(--line);
  }
  .nav-link::after{display:none}
  .nav-link.active{color:var(--teal)}
  .drawer-foot{display:block;margin-top:auto;padding-top:28px;font-size:13px;color:var(--ink-2);line-height:1.9}
  .drawer-foot a{color:var(--teal);text-decoration:underline;text-underline-offset:4px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .section{padding:56px 0}
  .page-banner .container{min-height:230px;padding-top:28px;padding-bottom:34px}
  .page-banner .lead{font-size:15.5px}
  .sec-head{margin-bottom:32px}
  .compare-card{padding:22px}
  .check-wrap{padding:24px}
  .risk-bar{padding:22px}
  .cta-band{padding:26px}
  .btn{width:100%}
  .cta-actions{width:100%;flex-direction:column}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .f-col{border-left:0;padding-left:0;border-top:1px solid rgba(247,243,234,.12);padding-top:24px}
  .f-col:first-child{border-top:0;padding-top:0}
  .site-footer{padding:52px 0 24px}
  .acc-panel p{padding-right:0}
  .nav-link{font-size:20px}
}
@media (max-width:420px){
  .container{padding:0 16px}
  .page-banner h1{font-size:26px}
  .sec-head h2{font-size:23px}
  .compare-card h3{font-size:20px}
  .check-wrap{padding:18px}
  .logo-main{font-size:21px}
  .logo-sub{font-size:11px;letter-spacing:.1em}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
  .btn:hover,.compare-card:hover{transform:none}
  .link-arrow:hover svg{transform:none}
}

/* roulang page: category4 */
:root{
  --primary:#0F5B53;
  --primary-deep:#0A443E;
  --accent:#C4763E;
  --bg:#F7F3EA;
  --bg-soft:#FBF8F1;
  --surface:#FFFFFF;
  --surface-2:#EFE8DA;
  --line:#DCD3C2;
  --ink:#1B2220;
  --ink-2:#4E5A56;
  --muted:#9AA39F;
  --err:#A6442E;
  --ok:#2F7A5E;
  --footer:#14201D;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,"Times New Roman",serif;
  --sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(27,34,32,.05);
  --sh-2:0 14px 30px -18px rgba(27,34,32,.22);
  --ease:200ms ease-out;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0 0 1.1em}
h1,h2,h3,h4{margin:0;font-family:var(--serif);font-weight:600;letter-spacing:.01em;line-height:1.35}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
.container{width:min(1200px,100% - 48px);margin-inline:auto}
.section{padding:96px 0;border-top:1px solid var(--line)}
.section:first-of-type{border-top:0}
.section-head{max-width:720px;margin-bottom:40px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.06em;color:var(--primary);
  padding:5px 14px;border:1px solid rgba(15,91,83,.28);border-radius:var(--r-pill);
  background:rgba(15,91,83,.05);margin-bottom:18px;
}
.section-head h2{font-size:clamp(28px,3vw,34px);margin-bottom:14px}
.section-head p{color:var(--ink-2);font-size:16px;margin:0}
.lead{font-size:17px;color:var(--ink-2)}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(251,248,241,.92);
  border-bottom:1px solid transparent;
  transition:background var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.site-header.is-scrolled{background:var(--bg-soft);border-bottom-color:var(--line);box-shadow:var(--sh-1)}
.nav{display:flex;align-items:center;gap:28px;min-height:78px}
.logo{display:flex;align-items:baseline;gap:7px;flex-shrink:0}
.logo-main{font-family:var(--serif);font-size:24px;font-weight:600;letter-spacing:.06em;color:var(--primary-deep)}
.logo-sub{font-size:12.5px;color:var(--ink-2);letter-spacing:.1em}
.nav-links{display:flex;align-items:center;gap:32px;margin-left:auto}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--ink-2);
  padding:6px 0;transition:color var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:20%;right:20%;bottom:0;height:2px;
  background:var(--primary);border-radius:2px;
  transform:scaleX(0);transform-origin:center;transition:transform var(--ease);
}
.nav-link:hover{color:var(--primary-deep)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--primary-deep)}
.nav-link.active::after{transform:scaleX(1)}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:42px;padding:0 20px;border-radius:var(--r-sm);
  border:1px solid var(--line);color:var(--ink);font-size:14.5px;font-weight:500;
  background:transparent;transition:background var(--ease),border-color var(--ease),color var(--ease),transform var(--ease);
}
.nav-cta:hover{background:var(--bg);border-color:var(--primary);color:var(--primary-deep);transform:translateY(-1px)}
.nav-cta:active{transform:translateY(0)}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-sm);
  background:var(--surface);place-items:center;cursor:pointer;position:relative;z-index:80;
  transition:border-color var(--ease);
}
.nav-toggle:hover{border-color:var(--primary)}
.nav-toggle span,.nav-toggle span::before{
  display:block;content:"";width:18px;height:1.5px;background:var(--ink);border-radius:2px;
  transition:transform var(--ease),opacity var(--ease);
}
.nav-toggle span::before{transform:translateY(-5px)}
.nav-toggle[aria-expanded="true"] span{transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] span::before{transform:rotate(-90deg)}

/* ---------- Buttons & links ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--r-sm);
  font-size:15px;font-weight:500;cursor:pointer;border:1px solid transparent;
  transition:background var(--ease),color var(--ease),border-color var(--ease),box-shadow var(--ease),transform var(--ease);
}
.btn-primary{background:var(--primary);color:#F7F3EA;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--primary-deep);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{background:var(--bg);border-color:var(--primary);color:var(--primary-deep)}
.btn[disabled]{opacity:.55;cursor:default;transform:none;box-shadow:none}
.btn-block{width:100%}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:500;color:var(--primary-deep);
  transition:color var(--ease);
}
.link-arrow .arw{display:inline-block;transition:transform var(--ease)}
.link-arrow:hover{color:var(--primary);text-decoration:underline;text-underline-offset:6px;text-decoration-thickness:1px}
.link-arrow:hover .arw{transform:translateX(4px)}

/* ---------- Page head ---------- */
.page-head{position:relative;overflow:hidden;border-bottom:1px solid var(--line);background:linear-gradient(180deg,var(--bg-soft),var(--bg))}
.page-head-media{position:absolute;inset:0;background:url('/assets/images/coverpic/cover-3.webp') center/cover no-repeat;opacity:.14;pointer-events:none}
.page-head::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(90deg,rgba(247,243,234,.94) 0%,rgba(247,243,234,.72) 52%,rgba(247,243,234,.28) 100%);
}
.page-head::before{
  content:"";position:absolute;right:-160px;top:-200px;width:560px;height:560px;border-radius:50%;
  border:1px solid rgba(15,91,83,.10);box-shadow:0 0 0 40px rgba(15,91,83,.04),0 0 0 90px rgba(15,91,83,.03);
  pointer-events:none;
}
.page-head-inner{
  position:relative;z-index:2;min-height:286px;display:flex;flex-direction:column;justify-content:center;
  padding:56px 0 60px;
}
.breadcrumb{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--ink-2);margin-bottom:22px}
.breadcrumb a{color:var(--ink-2);transition:color var(--ease)}
.breadcrumb a:hover{color:var(--primary-deep)}
.breadcrumb .sep{color:var(--muted)}
.breadcrumb [aria-current]{color:var(--primary-deep);font-weight:500}
.page-head h1{font-size:clamp(34px,4.4vw,52px);margin-bottom:16px;max-width:18em}
.page-sub{font-size:17px;color:var(--ink-2);max-width:32em;margin:0}

/* ---------- Channel matrix ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.channel-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px 28px;box-shadow:var(--sh-1);display:flex;flex-direction:column;gap:12px;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.channel-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(15,91,83,.32)}
.channel-top{display:flex;align-items:center;gap:14px}
.channel-icon{
  width:44px;height:44px;flex-shrink:0;border:1px solid var(--line);border-radius:12px;
  display:grid;place-items:center;color:var(--primary);background:var(--surface-2);
}
.channel-icon svg{width:22px;height:22px}
.channel-title{font-family:var(--serif);font-size:20px;font-weight:600}
.channel-meta{font-size:13.5px;color:var(--ink-2);font-variant-numeric:tabular-nums}
.channel-card p{font-size:15px;color:var(--ink-2);margin:0}
.channel-foot{margin-top:auto;padding-top:6px}

/* ---------- Flow ---------- */
.flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;border-top:1px solid var(--line);padding-top:34px}
.flow-step{padding:0 24px;border-left:1px dashed var(--line)}
.flow-step:first-child{border-left:0;padding-left:0}
.flow-num{
  font-family:var(--serif);font-size:26px;font-weight:600;color:var(--accent);
  font-variant-numeric:tabular-nums;line-height:1;margin-bottom:14px;display:block;
}
.flow-step h3{font-size:19px;margin-bottom:8px}
.flow-step p{font-size:15px;color:var(--ink-2);margin:0}

/* ---------- Record block ---------- */
.record{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center}
.record-media{border-radius:var(--r-lg);border:1px solid var(--line);overflow:hidden;background:var(--surface-2)}
.record-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.record-list{margin-top:22px;display:grid;gap:14px}
.record-item{display:flex;gap:14px;align-items:flex-start;padding-bottom:14px;border-bottom:1px solid var(--line)}
.record-item:last-child{border-bottom:0;padding-bottom:0}
.record-idx{
  font-family:var(--serif);font-size:15px;font-weight:600;color:var(--primary);
  border:1px solid rgba(15,91,83,.3);border-radius:var(--r-pill);
  width:30px;height:30px;display:grid;place-items:center;flex-shrink:0;margin-top:2px;
  font-variant-numeric:tabular-nums;
}
.record-item strong{display:block;font-size:16px;font-weight:600;margin-bottom:2px}
.record-item span{font-size:14.5px;color:var(--ink-2)}

/* ---------- Form ---------- */
.form-wrap{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.form-aside h2{font-size:clamp(28px,3vw,34px);margin-bottom:14px}
.point-list{display:grid;gap:16px;margin-top:24px}
.point-list li{display:flex;gap:12px;font-size:15px;color:var(--ink-2)}
.point-list li::before{
  content:"";flex-shrink:0;width:8px;height:8px;border-radius:50%;
  background:var(--accent);margin-top:11px;
}
.form-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--sh-1);
}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:7px;color:var(--ink)}
.field .req{color:var(--err);margin-left:3px}
.input,.select,.textarea{
  width:100%;height:46px;padding:0 14px;border:1px solid var(--line);border-radius:var(--r-sm);
  background:var(--bg-soft);color:var(--ink);font-family:inherit;font-size:15px;
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.textarea{height:auto;min-height:118px;padding:12px 14px;line-height:1.75;resize:vertical}
.select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--ink-2) 50%),linear-gradient(135deg,var(--ink-2) 50%,transparent 50%);background-position:calc(100% - 20px) 20px,calc(100% - 14px) 20px;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
.input:focus,.select:focus,.textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(15,91,83,.14);background:#fff}
.input:disabled,.select:disabled,.textarea:disabled{color:var(--muted);background:var(--surface-2);cursor:not-allowed}
.check-row{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--ink-2);line-height:1.7}
.check-row input{width:18px;height:18px;margin-top:4px;accent-color:var(--primary);flex-shrink:0}
.check-row a{color:var(--primary-deep);text-decoration:underline;text-underline-offset:3px}
.form-note{font-size:12.5px;color:var(--muted);margin-top:12px;margin-bottom:0}
.form-success{
  margin-top:16px;padding:12px 16px;border-radius:var(--r-sm);
  background:rgba(47,122,94,.1);border:1px solid rgba(47,122,94,.28);color:var(--ok);font-size:14px;
}
.form-error{color:var(--err);font-size:12.5px;margin-top:6px}

/* ---------- Privacy strip ---------- */
.privacy-strip{
  margin-top:32px;padding-top:18px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:10px 18px;align-items:baseline;
  font-size:13px;color:var(--ink-2);
}
.privacy-strip a{color:var(--primary-deep);text-decoration:underline;text-underline-offset:4px}
.privacy-strip .upd{color:var(--muted);font-variant-numeric:tabular-nums}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:flex-start;justify-content:space-between;gap:20px;
  background:none;border:0;padding:22px 0;text-align:left;cursor:pointer;
  font-family:var(--serif);font-size:17px;font-weight:600;color:var(--ink);line-height:1.6;
  transition:color var(--ease);
}
.faq-q:hover{color:var(--primary-deep)}
.faq-sign{position:relative;width:18px;height:18px;flex-shrink:0;margin-top:5px}
.faq-sign::before,.faq-sign::after{
  content:"";position:absolute;background:var(--primary);border-radius:2px;
  transition:transform var(--ease),opacity var(--ease);
}
.faq-sign::before{left:0;top:8px;width:18px;height:1px}
.faq-sign::after{left:8px;top:0;width:1px;height:18px}
.faq-item.open .faq-sign::after{transform:scaleY(0);opacity:0}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows 220ms ease-out}
.faq-a > div{overflow:hidden}
.faq-a p{font-size:15px;line-height:1.9;color:var(--ink-2);margin:0 0 22px;max-width:46em}
.faq-item.open .faq-a{grid-template-rows:1fr}

/* ---------- CTA band ---------- */
.cta-band{
  background:var(--surface-2);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:44px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(24px,2.6vw,30px);margin-bottom:8px}
.cta-band p{margin:0;color:var(--ink-2);font-size:15.5px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- Footer ---------- */
.site-footer{background:var(--footer);color:#D8DEDA;padding:72px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:0}
.f-col{padding:0 28px;border-left:1px solid rgba(255,255,255,.1)}
.f-col:first-child{border-left:0;padding-left:0}
.f-col:last-child{padding-right:0}
.f-logo{display:flex;align-items:baseline;gap:7px;margin-bottom:14px}
.f-logo .m{font-family:var(--serif);font-size:22px;font-weight:600;color:#F7F3EA;letter-spacing:.06em}
.f-logo .s{font-size:12px;color:#A9B4AF;letter-spacing:.1em}
.f-col p{font-size:14px;line-height:1.9;color:#A9B4AF;margin:0}
.f-title{font-size:14px;font-weight:600;color:#F7F3EA;letter-spacing:.04em;margin-bottom:14px}
.f-links{display:grid;gap:10px}
.f-links a{font-size:14px;color:#A9B4AF;transition:color var(--ease)}
.f-links a:hover{color:#F7F3EA}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:13px;color:#8E9A95;
}
.footer-bottom a{color:#C7D0CC;text-decoration:underline;text-underline-offset:3px}
.footer-bottom a:hover{color:#F7F3EA}

/* ---------- Responsive ---------- */
@media (max-width:1279px){
  .container{width:min(1200px,100% - 48px)}
}
@media (max-width:1023px){
  .section{padding:72px 0}
  .channel-grid{grid-template-columns:1fr}
  .flow{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:32px}
  .flow-step:nth-child(3){border-left:0;padding-left:0}
  .record{grid-template-columns:1fr;gap:32px}
  .form-wrap{grid-template-columns:1fr;gap:36px}
  .footer-grid{grid-template-columns:1fr 1fr;row-gap:36px}
  .f-col{padding:0 24px}
  .f-col:nth-child(3){border-left:0;padding-left:0}
}
@media (max-width:900px){
  .nav-links{
    display:none;position:fixed;inset:0;z-index:70;background:#FFFFFF;
    flex-direction:column;align-items:stretch;gap:0;
    padding:96px 24px 32px;overflow-y:auto;margin-left:0;
  }
  .nav-links.is-open{display:flex}
  .nav-link{
    font-family:var(--serif);font-size:22px;font-weight:600;color:var(--ink);
    padding:18px 0;border-bottom:1px solid var(--line);width:100%;
  }
  .nav-link::after{display:none}
  .nav-link.active{color:var(--primary-deep)}
  .nav-cta{display:none}
  .nav-toggle{display:grid;margin-left:auto}
  .nav{gap:16px}
}
@media (max-width:767px){
  body{font-size:16px}
  .container{width:calc(100% - 40px)}
  .section{padding:56px 0}
  .page-head-inner{padding:44px 0 48px;min-height:0}
  .page-head::before{display:none}
  .flow{grid-template-columns:1fr;row-gap:26px}
  .flow-step{border-left:0;padding-left:0;border-top:1px dashed var(--line);padding-top:22px}
  .flow-step:first-child{border-top:0;padding-top:0}
  .cta-band{padding:30px 24px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .form-card{padding:22px}
  .footer-grid{grid-template-columns:1fr}
  .f-col{padding:0;border-left:0;padding-top:26px;border-top:1px solid rgba(255,255,255,.1)}
  .f-col:first-child{padding-top:0;border-top:0}
  .footer-bottom{flex-direction:column}
}
@media (max-width:420px){
  .container{width:calc(100% - 32px);padding-inline:0}
  .page-head h1{font-size:30px}
  .channel-card{padding:20px}
  .btn{padding:0 18px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .channel-card:hover,.btn-primary:hover,.nav-cta:hover{transform:none}
}