/* roulang page: index */
:root{
  --brand:#17544C;
  --brand-dark:#0F3B35;
  --brand-mid:#2E8B7A;
  --brand-light:#7FD3BE;
  --accent:#E98343;
  --bg:#F6F4EF;
  --card:#FFFFFF;
  --soft:#EDF4F1;
  --line:#E3DED4;
  --ink:#12241F;
  --muted:#5B6B66;
  --grad:linear-gradient(135deg,#17544C 0%,#2E8B7A 55%,#7FD3BE 100%);
  --r-xl:28px;
  --r-lg:24px;
  --r-md:18px;
  --r-img:20px;
  --r-btn:12px;
  --r-pill:999px;
  --sh-1:0 8px 24px rgba(15,59,53,.08);
  --sh-2:0 18px 40px rgba(15,59,53,.16);
  --container:1240px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:'PingFang SC','Hiragino Sans GB','Microsoft YaHei','Noto Sans SC',system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.35;letter-spacing:-.02em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;}
strong{font-weight:800;}
:focus-visible{outline:2px solid var(--brand-mid);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}
.section{padding:88px 0;}
.section-soft{background:var(--soft);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{display:inline-block;font-size:13.5px;font-weight:700;color:var(--brand-mid);letter-spacing:.06em;margin-bottom:12px;}
.eyebrow::before{content:"";display:inline-block;width:18px;height:2px;background:var(--accent);vertical-align:middle;margin-right:8px;border-radius:2px;}
.section-head h2{font-size:clamp(24px,3vw,34px);}
.section-desc{margin-top:16px;color:var(--muted);font-size:16.5px;max-width:700px;}

/* 顶部细条 */
.topbar{background:var(--soft);border-bottom:1px solid var(--line);font-size:13.5px;color:var(--muted);}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:38px;}
.topbar-inner p{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-links{display:flex;gap:18px;flex:none;}
.topbar-links a{color:var(--brand);font-weight:600;transition:color .2s;}
.topbar-links a:hover{color:var(--accent);}

/* 导航 */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);transition:box-shadow .25s,background .25s;}
.site-header.is-scrolled{background:rgba(255,255,255,.98);box-shadow:var(--sh-1);}
.nav-inner{position:relative;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;min-height:74px;}
.logo{display:inline-flex;align-items:center;gap:10px;justify-self:center;}
.logo-mark{width:34px;height:34px;border-radius:11px;background:var(--grad);color:#fff;display:grid;place-items:center;font-weight:800;font-size:15px;letter-spacing:0;}
.logo-text{font-weight:800;font-size:20px;color:var(--brand-dark);letter-spacing:.01em;}
.nav-side{display:flex;align-items:center;gap:30px;}
.nav-right{justify-content:flex-end;}
.nav-link{position:relative;font-size:15.5px;font-weight:600;padding:8px 0;color:var(--ink);transition:color .2s;}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .25s var(--ease);}
.nav-link:hover{color:var(--brand-mid);}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1);}
.nav-link.active{color:var(--brand);}
.nav-cta{display:inline-flex;align-items:center;height:40px;padding:0 20px;border-radius:var(--r-pill);background:var(--grad);color:#fff;font-size:14.5px;font-weight:700;box-shadow:var(--sh-1);transition:transform .22s var(--ease),box-shadow .22s;}
.nav-cta:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.menu-toggle{display:none;position:absolute;right:0;top:50%;transform:translateY(-50%);width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:#fff;flex-direction:column;align-items:center;justify-content:center;gap:5px;padding:0;}
.menu-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--brand);transition:transform .25s,opacity .25s;}
.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.mobile-drawer{display:none;background:#fff;border-top:1px solid var(--line);padding:6px 0 18px;}
.m-link{display:block;padding:0 32px;height:48px;line-height:48px;font-weight:600;border-bottom:1px solid var(--soft);}
.m-link.active{color:var(--brand);}
.m-cta{display:inline-flex;align-items:center;justify-content:center;height:48px;margin:16px 32px 0;padding:0 24px;border-radius:var(--r-pill);background:var(--accent);color:#fff;font-weight:700;}

/* Hero */
.hero{position:relative;overflow:hidden;color:#fff;background:var(--brand-dark);padding:96px 0 104px;}
.hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center;opacity:.38;}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(15,59,53,.94) 0%,rgba(23,84,76,.86) 46%,rgba(46,139,122,.72) 100%);}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.hero-eyebrow{display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:var(--r-pill);background:rgba(255,255,255,.14);border:1px solid rgba(127,211,190,.45);font-size:13.5px;font-weight:600;color:#DFF5EE;}
.hero-copy h1{margin-top:20px;font-size:clamp(30px,4.2vw,52px);line-height:1.28;max-width:620px;}
.hero-sub{margin-top:18px;font-size:17px;line-height:1.8;color:rgba(255,255,255,.88);max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:52px;padding:0 28px;border-radius:var(--r-pill);font-weight:700;font-size:16px;border:1px solid transparent;transition:transform .22s var(--ease),box-shadow .22s,background .22s,color .22s;}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 10px 26px rgba(233,131,67,.32);}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(233,131,67,.42);}
.btn-primary:active{transform:translateY(-1px);}
.btn-ghost{background:rgba(255,255,255,.10);color:#fff;border-color:rgba(255,255,255,.5);}
.btn-ghost:hover{background:rgba(255,255,255,.20);transform:translateY(-3px);}
.hero-hint{margin-top:14px;font-size:13.5px;color:rgba(255,255,255,.7);}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px;}
.stat{background:#fff;border:1px solid var(--brand-light);border-radius:16px;padding:12px 18px;min-width:136px;box-shadow:0 10px 24px rgba(6,32,28,.26);}
.stat strong{display:block;font-size:26px;font-weight:800;color:var(--brand);line-height:1.2;font-variant-numeric:tabular-nums;}
.stat span{display:block;font-size:13px;color:var(--muted);margin-top:2px;}
.hero-media{position:relative;border-radius:var(--r-lg);}
.hero-media::after{content:"";position:absolute;left:26px;top:26px;width:100%;height:100%;border-radius:var(--r-lg);background:linear-gradient(135deg,rgba(127,211,190,.5),rgba(127,211,190,.06));z-index:1;}
.hero-media img{position:relative;z-index:2;width:100%;height:430px;object-fit:cover;border-radius:var(--r-lg);box-shadow:0 26px 60px rgba(6,32,28,.45);background:var(--soft);}

/* 保障条 */
.assure{background:#fff;border-bottom:1px solid var(--line);}
.assure-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.assure-item{display:flex;align-items:center;justify-content:center;gap:12px;padding:26px 12px;border-right:1px solid var(--line);}
.assure-item:last-child{border-right:0;}
.assure-ico{flex:none;width:38px;height:38px;border-radius:12px;background:var(--soft);color:var(--brand);display:grid;place-items:center;}
.assure-item p{font-weight:600;font-size:15px;}

/* 方案卡片 */
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.plan-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);transition:transform .3s var(--ease),box-shadow .3s var(--ease);}
.plan-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.plan-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--soft);}
.plan-media img{width:100%;height:100%;object-fit:cover;transition:transform .55s var(--ease);}
.plan-card:hover .plan-media img{transform:scale(1.03);}
.plan-badge{position:absolute;top:14px;right:14px;padding:6px 14px;border-radius:var(--r-pill);background:rgba(255,255,255,.94);border:1px solid rgba(23,84,76,.18);color:var(--brand);font-size:13px;font-weight:700;}
.plan-body{display:flex;flex-direction:column;gap:14px;flex:1;padding:24px;}
.plan-body h3{font-size:20px;}
.plan-body>p{color:var(--muted);font-size:15px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.plan-tags{display:flex;flex-wrap:wrap;gap:8px;}
.plan-tags li{font-size:13px;padding:4px 10px;border-radius:8px;background:var(--soft);color:var(--brand);}
.plan-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:16px;border-top:1px solid var(--line);}
.plan-meta span{display:block;font-size:12.5px;color:var(--muted);}
.plan-meta strong{font-size:16px;color:var(--brand-dark);font-variant-numeric:tabular-nums;}
.btn-pill{display:inline-flex;align-items:center;justify-content:center;height:44px;padding:0 22px;border-radius:var(--r-pill);background:var(--brand);color:#fff;font-size:15px;font-weight:700;border:0;transition:transform .22s var(--ease),background .22s,box-shadow .22s;}
.btn-pill:hover{background:var(--brand-mid);transform:translateY(-2px);box-shadow:var(--sh-1);}

/* 能力区 */
.cap-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:56px;align-items:start;}
.cap-media{position:sticky;top:108px;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);}
.cap-media img{width:100%;height:470px;object-fit:cover;background:var(--soft);}
.cap-list{display:grid;gap:20px;}
.cap-item{display:flex;gap:16px;padding:22px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);transition:transform .28s var(--ease),box-shadow .28s; }
.cap-item:hover{transform:translateY(-3px);box-shadow:var(--sh-1);}
.cap-num{flex:none;width:42px;height:42px;border-radius:12px;background:var(--grad);color:#fff;font-weight:800;display:grid;place-items:center;font-variant-numeric:tabular-nums;}
.cap-item h3{font-size:18px;margin-bottom:6px;}
.cap-item p{color:var(--muted);font-size:15px;}

/* 评价轮播 */
.review-track{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:6px 0 18px;scrollbar-width:thin;}
.review-track::-webkit-scrollbar{height:6px;}
.review-track::-webkit-scrollbar-thumb{background:var(--line);border-radius:999px;}
.review-card{flex:0 0 calc((100% - 40px)/3);scroll-snap-align:start;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:26px;box-shadow:var(--sh-1);}
.review-head{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.avatar{flex:none;width:46px;height:46px;border-radius:50%;background:var(--grad);color:#fff;display:grid;place-items:center;font-weight:700;font-size:16px;}
.review-name{font-weight:700;font-size:15.5px;}
.review-role{font-size:13px;color:var(--muted);}
.review-stars{color:var(--accent);font-size:14px;letter-spacing:2px;margin-bottom:10px;}
.review-card p{font-size:15px;color:#2C3A36;}
.review-dots{display:flex;gap:8px;justify-content:center;margin-top:8px;}
.review-dots i{display:block;width:8px;height:8px;border-radius:999px;background:var(--line);transition:width .3s,background .3s;}
.review-dots i.on{width:24px;background:var(--brand-mid);}

/* 保障条二组 */
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.guard-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:28px 22px;text-align:center;transition:transform .28s var(--ease),box-shadow .28s;}
.guard-item:hover{transform:translateY(-4px);box-shadow:var(--sh-1);}
.guard-ico{width:56px;height:56px;margin:0 auto 16px;border-radius:50%;background:var(--soft);border:1px solid var(--brand-light);color:var(--brand);display:grid;place-items:center;}
.guard-item h3{font-size:17px;margin-bottom:8px;}
.guard-item p{font-size:14.5px;color:var(--muted);}

/* 资讯列表 */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-img);overflow:hidden;transition:transform .3s var(--ease),box-shadow .3s;}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.news-link{display:flex;flex-direction:column;height:100%;padding:24px;}
.news-tag{align-self:flex-start;font-size:12.5px;font-weight:700;color:var(--brand);background:var(--soft);padding:4px 12px;border-radius:var(--r-pill);margin-bottom:14px;}
.news-card h3{font-size:17.5px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card p{margin-top:10px;color:var(--muted);font-size:14.5px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{margin-top:auto;padding-top:16px;border-top:1px solid var(--soft);font-size:13px;color:var(--muted);display:flex;justify-content:space-between;gap:10px;}
.news-empty{grid-column:1/-1;text-align:center;padding:56px 24px;background:#fff;border:1px dashed var(--line);border-radius:var(--r-img);color:var(--muted);}
.news-empty a{color:var(--brand);font-weight:700;}
.news-more{display:flex;justify-content:center;margin-top:36px;}

/* FAQ */
.faq-list{max-width:880px;margin:0 auto;display:grid;gap:12px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:box-shadow .25s;}
.faq-item[open]{box-shadow:var(--sh-1);}
.faq-item summary{position:relative;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px 20px 24px;font-weight:700;font-size:16.5px;cursor:pointer;list-style:none;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::before{content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:0 3px 3px 0;background:var(--accent);opacity:0;transition:opacity .25s;}
.faq-item[open] summary::before{opacity:1;}
.faq-icon{flex:none;width:26px;height:26px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;color:var(--brand);font-size:16px;line-height:1;transition:transform .3s var(--ease),background .3s,color .3s,border-color .3s;}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--brand);color:#fff;border-color:var(--brand);}
.faq-answer{padding:0 24px 22px;color:var(--muted);font-size:15.5px;}

/* CTA */
.cta-section{padding:88px 0 96px;}
.cta-card{position:relative;overflow:hidden;display:grid;grid-template-columns:1fr 1fr;gap:48px;padding:52px;border-radius:var(--r-xl);color:#fff;background:var(--grad);box-shadow:0 30px 70px rgba(15,59,53,.28);}
.cta-card::before{content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-3.png');background-size:cover;background-position:center;opacity:.14;}
.cta-card::after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(15,59,53,.55),rgba(15,59,53,.05));}
.cta-copy,.cta-form{position:relative;z-index:2;}
.cta-copy h2{font-size:clamp(24px,3vw,32px);max-width:460px;}
.cta-copy>p{margin-top:16px;color:rgba(255,255,255,.88);font-size:16px;max-width:460px;}
.cta-points{margin-top:26px;display:grid;gap:12px;}
.cta-points li{display:flex;align-items:flex-start;gap:10px;font-size:15px;color:rgba(255,255,255,.94);}
.cta-points li::before{content:"";flex:none;width:8px;height:8px;margin-top:9px;border-radius:50%;background:var(--brand-light);}
.cta-contact{margin-top:28px;font-size:15px;color:rgba(255,255,255,.86);}
.cta-contact strong{display:block;font-size:24px;color:#fff;font-variant-numeric:tabular-nums;letter-spacing:.01em;}
.cta-form{display:grid;gap:16px;background:rgba(255,255,255,.98);border-radius:var(--r-img);padding:28px;color:var(--ink);box-shadow:0 20px 50px rgba(6,32,28,.24);}
.field{display:grid;gap:8px;}
.field label{font-size:13.5px;font-weight:700;color:var(--brand-dark);}
.field input,.field select,.field textarea{width:100%;height:48px;border-radius:var(--r-btn);border:1px solid var(--line);background:#fff;padding:0 14px;font-size:15px;transition:border-color .2s,box-shadow .2s;}
.field textarea{height:92px;padding:12px 14px;line-height:1.7;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand-mid);box-shadow:0 0 0 3px rgba(46,139,122,.16);}
.check{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--muted);}
.check input{flex:none;width:18px;height:18px;margin-top:2px;accent-color:var(--brand);}
.form-btn{height:52px;border:0;border-radius:var(--r-pill);background:var(--brand);color:#fff;font-weight:700;font-size:16px;transition:transform .22s var(--ease),background .22s,box-shadow .22s;}
.form-btn:hover{background:var(--brand-mid);transform:translateY(-2px);box-shadow:var(--sh-1);}
.form-btn:disabled{opacity:.5;transform:none;}

/* 页脚 */
.site-footer{margin-top:0;background:var(--brand-dark);color:rgba(255,255,255,.72);padding:72px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand .logo{justify-self:start;}
.footer-brand .logo-text{color:#fff;}
.footer-brand p{margin-top:16px;font-size:14.5px;line-height:1.9;color:rgba(255,255,255,.64);max-width:330px;}
.footer-col h4{color:#fff;font-size:16px;margin-bottom:18px;}
.footer-col li,.footer-col a{display:block;font-size:14px;line-height:2.05;color:rgba(255,255,255,.7);transition:color .2s;}
.footer-col a:hover{color:var(--brand-light);}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;border-top:1px solid rgba(255,255,255,.12);padding:22px 0;font-size:13.5px;color:rgba(255,255,255,.55);}

/* 浮动咨询 */
.float-cta{position:fixed;right:16px;bottom:calc(16px + env(safe-area-inset-bottom,0px));z-index:80;display:none;align-items:center;justify-content:center;height:48px;padding:0 22px;border-radius:var(--r-pill);background:var(--accent);color:#fff;font-weight:700;font-size:15px;box-shadow:0 12px 28px rgba(233,131,67,.42);}
.toast{position:fixed;left:50%;bottom:36px;z-index:120;transform:translate(-50%,20px);background:var(--soft);border:1px solid var(--brand-light);color:var(--brand-dark);padding:14px 24px;border-radius:14px;font-size:14.5px;font-weight:600;box-shadow:var(--sh-1);opacity:0;pointer-events:none;transition:opacity .3s,transform .3s;}
.toast.show{opacity:1;transform:translate(-50%,0);}

@media (max-width:1080px){
  .container{padding:0 24px;}
  .section{padding:64px 0;}
  .nav-inner{display:flex;justify-content:center;min-height:64px;}
  .nav-side{display:none;}
  .menu-toggle{display:flex;}
  .mobile-drawer.open{display:block;}
  .hero{padding:72px 0 78px;}
  .hero-inner{grid-template-columns:1fr;gap:40px;}
  .hero-media img{height:340px;}
  .plan-grid{grid-template-columns:repeat(2,1fr);}
  .cap-grid{grid-template-columns:1fr;gap:36px;}
  .cap-media{position:static;}
  .cap-media img{height:320px;}
  .review-card{flex:0 0 calc((100% - 20px)/2);}
  .guard-grid{grid-template-columns:repeat(2,1fr);}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .cta-card{grid-template-columns:1fr;gap:32px;padding:36px;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
  .float-cta{display:inline-flex;}
}
@media (max-width:860px){
  .assure-grid{grid-template-columns:repeat(2,1fr);}
  .assure-item{border-right:0;border-bottom:1px solid var(--line);}
  .assure-item:nth-child(2n){border-right:0;}
  .assure-item:nth-last-child(-n+2){border-bottom:0;}
}
@media (max-width:640px){
  .container{padding:0 18px;}
  .section{padding:44px 0;}
  .topbar-inner{height:auto;padding:8px 0;flex-wrap:wrap;justify-content:center;gap:6px;font-size:12.5px;}
  .topbar-inner p{white-space:normal;text-align:center;}
  .logo-text{font-size:18px;}
  .hero{padding:56px 0 62px;}
  .hero-copy h1{font-size:clamp(26px,7.6vw,34px);}
  .hero-sub{font-size:15.5px;}
  .btn{height:48px;padding:0 22px;font-size:15px;}
  .hero-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:28px;}
  .stat{min-width:0;padding:10px 14px;}
  .stat strong{font-size:22px;}
  .hero-media img{height:250px;}
  .hero-media::after{left:14px;top:14px;border-radius:20px;}
  .plan-grid{grid-template-columns:1fr;}
  .guard-grid{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .review-card{flex:0 0 86%;}
  .cap-media img{height:240px;}
  .cta-card{padding:26px;border-radius:22px;}
  .cta-copy h2{font-size:23px;}
  .cta-form{padding:20px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:6px;}
  .m-link,.m-cta{padding-left:18px;padding-right:18px;}
  .m-cta{margin-left:18px;margin-right:18px;}
}
@media (max-width:420px){
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .plan-foot{flex-direction:column;align-items:flex-start;}
  .plan-foot .btn-pill{width:100%;}
}

/* roulang page: article */
:root{
  --brand:#17544C;
  --brand-deep:#0F3B35;
  --green:#2E8B7A;
  --green-light:#7FD3BE;
  --accent:#E98343;
  --bg:#F6F4EF;
  --card:#FFFFFF;
  --soft:#EDF4F1;
  --line:#E3DED4;
  --ink:#12241F;
  --ink-2:#5B6B66;
  --grad:linear-gradient(135deg,#17544C 0%,#2E8B7A 55%,#7FD3BE 100%);
  --r-lg:24px;
  --r-md:18px;
  --r-img:20px;
  --r-btn:12px;
  --sh-1:0 8px 24px rgba(15,59,53,.08);
  --sh-2:0 18px 40px rgba(15,59,53,.16);
  --max:1240px;
  --font:'PingFang SC','Hiragino Sans GB','Microsoft YaHei','Noto Sans SC',system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;background:var(--soft)}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{line-height:1.4;letter-spacing:-.02em;margin:0}
p{margin:0}
ul,ol{margin:0}
:focus-visible{outline:2px solid var(--green);outline-offset:2px;border-radius:6px}
::selection{background:rgba(127,211,190,.45)}

.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 32px}

/* ---------- 顶部细条 ---------- */
.topbar{background:var(--soft);border-bottom:1px solid var(--line);font-size:13.5px;color:var(--ink-2)}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px;height:auto;flex-wrap:wrap;padding-top:6px;padding-bottom:6px}
.topbar-note{display:inline-flex;align-items:center;gap:8px}
.topbar-note::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);display:inline-block}
.topbar-links a{margin-left:18px;color:var(--brand);font-weight:700}
.topbar-links a:hover{color:var(--accent)}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(246,244,239,.94);
  border-bottom:1px solid transparent;
  transition:background .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.site-header.is-stuck{background:rgba(255,255,255,.95);border-bottom-color:var(--line);box-shadow:0 8px 24px rgba(15,59,53,.07)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:76px}
.nav-side{display:flex;align-items:center;gap:26px;flex:1}
.nav-left{justify-content:flex-start}
.nav-right{justify-content:flex-end}
.nav-link{position:relative;font-size:15px;font-weight:600;color:var(--ink);padding:8px 2px;transition:color .22s ease}
.nav-link::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .25s ease}
.nav-link:hover{color:var(--green)}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1)}
.nav-link.active{color:var(--brand)}
.logo{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:19px;white-space:nowrap;letter-spacing:-.02em}
.logo-mark{
  width:34px;height:34px;border-radius:10px;background:var(--grad);color:#fff;
  display:grid;place-items:center;font-size:17px;font-weight:800;box-shadow:var(--sh-1)
}
.logo-text{color:var(--brand-deep)}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;height:42px;padding:0 22px;
  border-radius:999px;background:var(--grad);color:#fff;font-weight:700;font-size:14.5px;
  box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease;white-space:nowrap
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.menu-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:12px;
  align-items:center;justify-content:center;flex-direction:column;gap:4px;cursor:pointer
}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--brand-deep);border-radius:2px;transition:.25s ease}
.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:#fff;padding:10px 18px 18px}
.mobile-drawer.is-open{display:block}
.m-link{display:block;height:48px;line-height:48px;font-weight:600;border-bottom:1px solid var(--soft);color:var(--ink)}
.m-link.active{color:var(--brand)}
.m-cta{display:block;margin-top:14px;text-align:center;height:46px;line-height:46px;border-radius:999px;background:var(--grad);color:#fff;font-weight:700}

/* ---------- 通用组件 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;
  border-radius:999px;font-weight:700;font-size:15px;border:1px solid transparent;cursor:pointer;
  transition:transform .25s ease,box-shadow .25s ease,color .25s ease,border-color .25s ease
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--green);color:var(--green);transform:translateY(-2px)}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}
.tag{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;border-radius:999px;
  background:var(--soft);color:var(--brand);font-size:13px;font-weight:700;border:1px solid #D8E6E1
}
.section{padding:88px 0}
.section.soft{background:var(--soft)}
.section-head{max-width:720px;margin-bottom:40px}
.section-head h2{font-size:clamp(24px,3vw,34px);font-weight:800;color:var(--brand-deep)}
.section-head p{margin-top:14px;color:var(--ink-2);font-size:15.5px}

/* ---------- 面包屑 ---------- */
.crumb-bar{padding:20px 0 0}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-2)}
.breadcrumb a{color:var(--ink-2);transition:color .2s ease}
.breadcrumb a:hover{color:var(--green)}
.breadcrumb span.sep{color:#B6C3BF}
.breadcrumb .current{color:var(--ink);font-weight:600;max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- 文章布局 ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:48px;align-items:start;
  padding-top:26px;padding-bottom:88px
}
.article-main{min-width:0;max-width:860px}
.article-head{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:36px 40px;box-shadow:var(--sh-1)
}
.article-head h1{
  font-size:clamp(26px,3.2vw,38px);font-weight:800;color:var(--brand-deep);
  margin:16px 0 18px;line-height:1.35
}
.article-meta{
  display:flex;flex-wrap:wrap;gap:18px;font-size:13.5px;color:var(--ink-2);
  border-top:1px dashed var(--line);padding-top:16px
}
.article-meta b{color:var(--brand);font-weight:700}
.article-cover{margin-top:24px;border-radius:var(--r-img);overflow:hidden;border:1px solid var(--line)}
.article-cover img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover}

/* ---------- 正文排版 ---------- */
.article-body{
  margin-top:26px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:40px;font-size:16.5px;line-height:1.9;color:#1B2E29;overflow-wrap:break-word
}
.article-body>*+*{margin-top:20px}
.article-body h2{
  font-size:24px;font-weight:800;color:var(--brand-deep);line-height:1.4;
  margin-top:38px;padding-left:14px;border-left:3px solid var(--accent)
}
.article-body h3{font-size:19px;font-weight:700;color:var(--brand);margin-top:28px}
.article-body h4{font-size:17px;font-weight:700;color:var(--brand-deep);margin-top:22px}
.article-body ul,.article-body ol{padding-left:1.4em}
.article-body li{margin:8px 0}
.article-body strong{color:var(--brand-deep)}
.article-body img{border-radius:16px;margin:26px auto;width:100%;object-fit:cover}
.article-body a{color:var(--brand);border-bottom:1px solid rgba(46,139,122,.45)}
.article-body a:hover{color:var(--accent);border-bottom-color:var(--accent)}
.article-body blockquote{
  margin:26px 0;padding:16px 22px;border-left:3px solid var(--green);
  background:var(--soft);border-radius:0 14px 14px 0;color:#25403A
}
.article-body blockquote p+p{margin-top:10px}
.article-body .table-wrap{overflow-x:auto;border-radius:12px;border:1px solid var(--line)}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;min-width:480px}
.article-body th{background:var(--soft);text-align:left;font-weight:700;color:var(--brand-deep)}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--line)}
.article-body tbody tr:nth-child(even){background:#FAF9F6}
.article-body hr{border:0;border-top:1px dashed var(--line);margin:32px 0}

/* 空态 */
.empty-state{text-align:center;padding:52px 18px}
.empty-icon{
  width:64px;height:64px;margin:0 auto 18px;border-radius:50%;background:var(--soft);
  display:grid;place-items:center;color:var(--green);font-size:26px;font-weight:800
}
.empty-title{font-size:20px;font-weight:800;color:var(--brand-deep)}
.empty-desc{margin:12px auto 24px;max-width:44ch;color:var(--ink-2);font-size:15px}

/* 文章尾部导航 */
.article-foot{margin-top:26px;display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.share-note{margin-left:auto;font-size:13px;color:var(--ink-2)}

/* ---------- 相关推荐 ---------- */
.related{margin-top:52px}
.related h2{font-size:22px;font-weight:800;color:var(--brand-deep);margin-bottom:20px}
.related-list{display:grid;gap:16px}
.related-card{
  display:grid;grid-template-columns:190px minmax(0,1fr);gap:20px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:14px;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease
}
.related-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#D3E3DE}
.related-card .thumb{border-radius:14px;overflow:hidden;background:var(--soft)}
.related-card .thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .35s ease}
.related-card:hover .thumb img{transform:scale(1.03)}
.related-card h3{font-size:17.5px;font-weight:700;color:var(--brand-deep);margin-bottom:8px}
.related-card p{font-size:14.5px;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- 侧栏 ---------- */
.article-side{position:sticky;top:104px;display:grid;gap:20px}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:24px;box-shadow:var(--sh-1)}
.side-card h3{font-size:17px;font-weight:800;color:var(--brand-deep);margin-bottom:6px}
.side-card .side-sub{font-size:13.5px;color:var(--ink-2);margin-bottom:12px}
.side-links a{display:block;padding:12px 0;border-bottom:1px dashed var(--line);font-size:15px;font-weight:600;transition:padding .2s ease,color .2s ease}
.side-links a:last-child{border-bottom:0}
.side-links a:hover{color:var(--green);padding-left:6px}
.side-card.grad{background:var(--grad);border-color:transparent;color:#fff;box-shadow:var(--sh-2)}
.side-card.grad h3{color:#fff}
.side-card.grad p{font-size:14.5px;color:rgba(255,255,255,.9);margin-top:10px}
.side-card.grad .side-tel{display:block;margin-top:16px;font-size:20px;font-weight:800;color:#fff;letter-spacing:.01em}
.side-card.grad .btn{margin-top:18px;width:100%;background:#fff;color:var(--brand);box-shadow:none}
.side-card.grad .btn:hover{transform:translateY(-2px)}
.side-list{list-style:none;padding:0;margin:10px 0 0}
.side-list li{font-size:14.5px;color:var(--ink-2);padding:8px 0;border-bottom:1px dashed var(--line)}
.side-list li:last-child{border-bottom:0}

/* ---------- 咨询 CTA ---------- */
.cta-section{padding:0 0 88px}
.cta-card{
  position:relative;overflow:hidden;border-radius:28px;background:var(--grad);color:#fff;
  padding:48px;display:grid;grid-template-columns:1fr 1fr;gap:44px;box-shadow:var(--sh-2)
}
.cta-card::after{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  opacity:.08;pointer-events:none
}
.cta-copy{position:relative;z-index:1}
.cta-copy h2{font-size:clamp(24px,2.8vw,32px);font-weight:800;color:#fff}
.cta-copy p{margin-top:16px;color:rgba(255,255,255,.92);font-size:15.5px;max-width:40ch}
.cta-points{list-style:none;padding:0;margin:24px 0 0;display:grid;gap:10px}
.cta-points li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:rgba(255,255,255,.95)}
.cta-points li::before{content:"";width:8px;height:8px;margin-top:9px;border-radius:50%;background:var(--accent);flex:0 0 auto}
.cta-form{position:relative;z-index:1;background:rgba(255,255,255,.96);border-radius:var(--r-md);padding:26px;color:var(--ink);box-shadow:var(--sh-1)}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:700;color:var(--brand-deep);margin-bottom:8px}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 14px;border-radius:var(--r-btn);border:1px solid var(--line);
  background:#fff;color:var(--ink);transition:border-color .2s ease,box-shadow .2s ease
}
.field textarea{height:auto;min-height:96px;padding:12px 14px;resize:vertical;line-height:1.75}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--green);box-shadow:0 0 0 3px rgba(46,139,122,.16)}
.field .hint{font-size:12px;color:var(--ink-2);margin-top:6px;display:block}
.check{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--ink-2);margin:6px 0 18px}
.check input{width:16px;height:16px;margin-top:5px;flex:0 0 auto}
.cta-form .btn{width:100%}
.form-note{font-size:12.5px;color:var(--ink-2);text-align:center;margin-top:12px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-deep);color:#CFE0DB;padding:64px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand .logo-text{color:#fff}
.footer-brand p{font-size:14.5px;line-height:1.9;color:#A9C4BD;margin-top:16px}
.footer-col h4{color:#fff;font-size:15.5px;font-weight:700;margin-bottom:14px}
.footer-col a,.footer-col li{display:block;font-size:14px;line-height:2;color:#BBD2CC}
.footer-col ul{list-style:none;padding:0}
.footer-col a{transition:color .2s ease}
.footer-col a:hover{color:var(--green-light)}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:13px;color:#8FA9A2
}

/* ---------- 悬浮咨询 ---------- */
.floating-consult{
  position:fixed;right:24px;bottom:24px;z-index:80;display:inline-flex;align-items:center;gap:8px;
  height:50px;padding:0 22px;border-radius:999px;background:var(--brand-deep);color:#fff;
  font-weight:700;font-size:15px;box-shadow:var(--sh-2);transition:transform .25s ease,background .25s ease
}
.floating-consult:hover{transform:translateY(-3px);background:var(--brand)}

/* ---------- 响应式 ---------- */
@media (max-width:1280px){
  .article-layout{gap:36px}
}
@media (max-width:1080px){
  .container{padding:0 24px}
  .nav-side{display:none}
  .nav-inner{position:relative;justify-content:center;min-height:70px}
  .menu-toggle{display:flex;position:absolute;right:0;top:50%;transform:translateY(-50%)}
  .section{padding:64px 0}
  .article-layout{grid-template-columns:1fr;gap:30px;padding-bottom:64px}
  .article-side{position:static;grid-template-columns:repeat(2,minmax(0,1fr));display:grid}
  .article-main{max-width:none}
}
@media (max-width:860px){
  .article-head{padding:26px 24px}
  .article-body{padding:26px 24px;font-size:16px}
  .article-body h2{font-size:21px;margin-top:30px}
  .cta-card{grid-template-columns:1fr;padding:34px 26px;gap:28px}
  .related-card{grid-template-columns:140px minmax(0,1fr);gap:16px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:640px){
  .container{padding:0 18px}
  .topbar-note{font-size:12.5px}
  .topbar-links a{margin-left:12px}
  .section{padding:44px 0}
  .article-head{padding:22px 18px;border-radius:var(--r-md)}
  .article-body{padding:22px 18px;border-radius:var(--r-md)}
  .article-side{grid-template-columns:1fr}
  .related-card{grid-template-columns:1fr;gap:0}
  .related-card .thumb{margin-bottom:14px}
  .related-card .thumb img{aspect-ratio:16/9}
  .breadcrumb .current{max-width:100%;white-space:normal}
  .cta-section{padding-bottom:64px}
  .cta-card{border-radius:22px;padding:28px 18px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
  .floating-consult{right:16px;bottom:calc(16px + env(safe-area-inset-bottom));height:46px;padding:0 18px;font-size:14px}
}
@media (max-width:420px){
  .logo{font-size:17px}
  .logo-mark{width:30px;height:30px;font-size:15px}
  .nav-inner{min-height:64px}
  .article-meta{gap:12px}
  .article-foot{flex-direction:column;align-items:stretch}
  .article-foot .btn{width:100%}
  .share-note{margin-left:0;text-align:center}
}

/* roulang page: category1 */
:root{
  --primary:#17544C;
  --primary-deep:#0F3B35;
  --green:#2E8B7A;
  --mint:#7FD3BE;
  --accent:#E98343;
  --bg:#F6F4EF;
  --card:#FFFFFF;
  --tint:#EDF4F1;
  --line:#E3DED4;
  --ink:#12241F;
  --muted:#5B6B66;
  --r-lg:24px;
  --r-md:18px;
  --r-img:20px;
  --r-btn:12px;
  --r-pill:999px;
  --sh-rest:0 8px 24px rgba(15,59,53,.08);
  --sh-hover:0 18px 40px rgba(15,59,53,.16);
  --grad:linear-gradient(135deg,#17544C 0%,#2E8B7A 55%,#7FD3BE 100%);
  --container:1240px;
  --pad-d:32px;
  --pad-t:24px;
  --pad-m:18px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:'PingFang SC','Hiragino Sans GB','Microsoft YaHei','Noto Sans SC',system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
}
img{max-width:100%;display:block;background:#EDF4F1;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4{margin:0;line-height:1.35;font-weight:700;letter-spacing:-0.02em;}
h1{font-size:clamp(30px,4.2vw,52px);font-weight:800;}
h2{font-size:clamp(24px,3vw,34px);font-weight:800;}
h3{font-size:20px;}
p{margin:0 0 16px;}
ul{margin:0;padding:0;list-style:none;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:none;background:none;}
:focus-visible{outline:2px solid var(--green);outline-offset:2px;}
.container{max-width:var(--container);margin:0 auto;padding:0 var(--pad-d);}

/* 顶部细条 */
.topbar{background:var(--tint);border-bottom:1px solid var(--line);font-size:14px;}
.topbar-inner{display:flex;justify-content:space-between;align-items:center;height:36px;gap:16px;}
.topbar-left{color:var(--primary);font-weight:600;}
.topbar-right{display:flex;gap:22px;color:var(--muted);align-items:center;}
.topbar-right a{color:var(--primary);font-weight:600;}
.topbar-right a:hover{color:var(--accent);}

/* 导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(246,244,239,.96);
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,background .25s ease,border-color .25s ease;
}
.site-header.scrolled{
  background:rgba(255,255,255,.94);
  border-bottom:1px solid var(--line);
  box-shadow:0 6px 18px rgba(15,59,53,.06);
}
.nav-inner{
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;
  min-height:76px;gap:18px;
}
.nav-side{display:flex;align-items:center;gap:26px;}
.nav-left{justify-content:flex-start;}
.nav-right{justify-content:flex-end;}
.nav-link{
  position:relative;font-size:15px;font-weight:600;color:var(--ink);
  padding:6px 2px;transition:color .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;
  transition:transform .22s ease;
}
.nav-link:hover{color:var(--green);}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1);}
.nav-link.active{color:var(--primary);}
.logo{display:flex;align-items:center;gap:10px;justify-self:center;}
.logo-mark{
  width:34px;height:34px;border-radius:10px;background:var(--grad);
  color:#fff;display:grid;place-items:center;font-weight:800;font-size:17px;
  box-shadow:var(--sh-rest);
}
.logo-text{font-weight:800;font-size:19px;letter-spacing:-0.01em;color:var(--primary-deep);}
.nav-cta{
  display:inline-flex;align-items:center;gap:6px;
  padding:10px 20px;border-radius:var(--r-pill);
  background:var(--primary);color:#fff;font-size:14px;font-weight:700;
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.nav-cta:hover{background:var(--green);transform:translateY(-2px);box-shadow:var(--sh-rest);}
.menu-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;justify-self:end;}
.menu-toggle span{display:block;width:20px;height:2px;background:var(--primary);margin:4px auto;border-radius:2px;transition:.2s;}
.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
.mobile-drawer{display:none;background:#fff;border-top:1px solid var(--line);padding:10px 18px 18px;}
.mobile-drawer.open{display:block;}
.m-link,.m-cta{display:flex;align-items:center;height:48px;font-size:15px;font-weight:600;border-bottom:1px solid var(--line);}
.m-link.active{color:var(--primary);}
.m-cta{margin-top:12px;justify-content:center;background:var(--grad);color:#fff;border-radius:var(--r-pill);border-bottom:none;}

/* 面包屑 */
.breadcrumb{padding:22px 0 0;font-size:14px;color:var(--muted);}
.breadcrumb a{color:var(--primary);}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb span.sep{margin:0 8px;color:var(--line);}
.breadcrumb strong{color:var(--ink);font-weight:600;}

/* 栏目头 */
.page-hero{
  position:relative;margin-top:20px;border-radius:var(--r-lg);overflow:hidden;
  background:var(--grad);color:#fff;padding:56px 48px;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  opacity:.14;mix-blend-mode:luminosity;pointer-events:none;
}
.page-hero > *{position:relative;z-index:2;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 16px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.4);
  font-size:13px;font-weight:600;margin-bottom:18px;
}
.page-hero h1{max-width:860px;}
.page-hero .sub{max-width:720px;font-size:17px;line-height:1.85;color:rgba(255,255,255,.92);margin:18px 0 26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;border-radius:var(--r-pill);font-size:15px;font-weight:700;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
  border:1px solid transparent;
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 10px 24px rgba(233,131,67,.28);}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(233,131,67,.36);}
.btn-light{background:#fff;color:var(--primary);}
.btn-light:hover{transform:translateY(-3px);box-shadow:var(--sh-rest);}
.btn-outline{border-color:rgba(255,255,255,.6);color:#fff;}
.btn-outline:hover{background:rgba(255,255,255,.14);}
.btn-ghost-sm{
  display:inline-flex;align-items:center;gap:6px;padding:9px 20px;border-radius:var(--r-pill);
  background:var(--tint);color:var(--primary);font-size:14px;font-weight:700;
  border:1px solid var(--line);transition:.2s ease;
}
.btn-ghost-sm:hover{background:var(--primary);color:#fff;border-color:var(--primary);transform:translateY(-2px);}
.hero-note{font-size:13px;color:rgba(255,255,255,.82);}

/* 数据徽章 */
.hero-badges{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}
.badge-item{
  background:#fff;border-radius:var(--r-md);padding:14px 20px;min-width:140px;
  position:relative;box-shadow:var(--sh-rest);
  border:1px solid transparent;
  background-image:linear-gradient(#fff,#fff),var(--grad);
  background-origin:border-box;background-clip:padding-box,border-box;
}
.badge-item b{display:block;font-size:26px;font-weight:800;color:var(--primary);font-variant-numeric:tabular-nums;line-height:1.2;}
.badge-item small{font-size:13px;color:var(--muted);}

/* 主体布局 */
.section{padding:88px 0;}
.section.tint{background:var(--tint);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head .eyebrow{
  display:inline-block;font-size:13px;font-weight:700;color:var(--green);
  letter-spacing:.08em;margin-bottom:12px;
}
.section-head h2{margin-bottom:14px;}
.section-head p{color:var(--muted);margin:0;}

.layout{display:grid;grid-template-columns:264px minmax(0,1fr);gap:44px;align-items:start;}
.side-nav{
  position:sticky;top:104px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px 20px;box-shadow:var(--sh-rest);
}
.side-nav h4{font-size:14px;color:var(--muted);font-weight:700;margin-bottom:14px;letter-spacing:.04em;}
.side-nav a{
  display:block;padding:10px 12px;border-radius:10px;font-size:15px;color:var(--ink);
  border-left:3px solid transparent;transition:.2s ease;
}
.side-nav a:hover{background:var(--tint);color:var(--primary);border-left-color:var(--accent);}
.side-nav .side-cta{margin-top:18px;padding-top:18px;border-top:1px solid var(--line);}
.side-nav .side-cta .btn{width:100%;padding:12px 16px;}
.side-nav .side-cta p{font-size:13px;color:var(--muted);margin:10px 0 0;text-align:center;}

/* 图文块 */
.feature-block{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px;margin-bottom:28px;box-shadow:var(--sh-rest);
  transition:transform .25s ease,box-shadow .25s ease;
}
.feature-block:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);}
.feature-block:last-child{margin-bottom:0;}
.fb-head{display:flex;align-items:center;gap:14px;margin-bottom:18px;}
.fb-index{
  width:42px;height:42px;flex:0 0 42px;border-radius:12px;background:var(--grad);
  color:#fff;display:grid;place-items:center;font-weight:800;font-size:17px;
}
.fb-head h3{font-size:22px;}
.fb-body p{color:#2A3B36;}
.fb-media{
  margin:22px 0;border-radius:var(--r-img);overflow:hidden;
  box-shadow:0 10px 26px rgba(15,59,53,.10);
}
.fb-media img{width:100%;height:320px;object-fit:cover;transition:transform .35s ease;}
.feature-block:hover .fb-media img{transform:scale(1.03);}
.check-list{display:grid;gap:12px;margin:18px 0 22px;}
.check-list li{
  position:relative;padding-left:30px;font-size:15px;color:var(--ink);
}
.check-list li::before{
  content:"";position:absolute;left:0;top:9px;width:16px;height:16px;border-radius:50%;
  background:var(--tint);border:2px solid var(--green);
}
.check-list li::after{
  content:"";position:absolute;left:5px;top:13px;width:5px;height:8px;
  border-right:2px solid var(--primary);border-bottom:2px solid var(--primary);
  transform:rotate(45deg);
}
.fb-cta{display:flex;align-items:center;gap:14px;flex-wrap:wrap;}
.fb-cta span{font-size:13px;color:var(--muted);}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px;}
.tag{
  font-size:13px;padding:5px 14px;border-radius:var(--r-pill);
  background:var(--tint);color:var(--primary);font-weight:600;border:1px solid var(--line);
}

/* 流程步骤 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.step{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px 22px;position:relative;transition:.25s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);}
.step b{
  display:inline-grid;place-items:center;width:36px;height:36px;border-radius:50%;
  background:var(--grad);color:#fff;font-size:15px;margin-bottom:14px;
}
.step h3{font-size:17px;margin-bottom:10px;}
.step p{font-size:14px;color:var(--muted);margin:0;}

/* 保障条 */
.guard-bar{background:var(--primary-deep);color:#fff;padding:52px 0;}
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;}
.guard-item{display:flex;gap:14px;align-items:flex-start;}
.guard-icon{
  width:44px;height:44px;flex:0 0 44px;border-radius:50%;
  background:rgba(127,211,190,.16);border:1px solid rgba(127,211,190,.5);
  display:grid;place-items:center;color:var(--mint);font-weight:800;font-size:15px;
}
.guard-item h4{font-size:16px;margin-bottom:6px;color:#fff;}
.guard-item p{font-size:13.5px;color:rgba(255,255,255,.76);margin:0;}

/* FAQ */
.faq-list{display:grid;gap:14px;max-width:900px;}
.faq-list details{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:0 22px;transition:box-shadow .25s ease;
}
.faq-list details[open]{box-shadow:var(--sh-rest);border-left:3px solid var(--accent);}
.faq-list summary{
  list-style:none;cursor:pointer;padding:20px 34px 20px 0;position:relative;
  font-size:16.5px;font-weight:700;color:var(--ink);
}
.faq-list summary::-webkit-details-marker{display:none;}
.faq-list summary::after{
  content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);
  width:26px;height:26px;border-radius:50%;background:var(--tint);color:var(--primary);
  display:grid;place-items:center;font-size:17px;font-weight:700;
  transition:transform .25s ease,background .25s ease,color .25s ease;
}
.faq-list details[open] summary::after{transform:translateY(-50%) rotate(45deg);background:var(--accent);color:#fff;}
.faq-list .faq-body{padding:0 0 22px;color:var(--muted);font-size:15px;}
.faq-list .faq-body p:last-child{margin-bottom:0;}

/* CTA 表单 */
.cta-card{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  background:var(--grad);color:#fff;padding:48px;
  display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start;
}
.cta-card::after{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;opacity:.12;pointer-events:none;
}
.cta-card > *{position:relative;z-index:2;}
.cta-left h2{margin-bottom:16px;}
.cta-left p{color:rgba(255,255,255,.9);font-size:15.5px;}
.cta-points{display:grid;gap:12px;margin-top:22px;}
.cta-points li{position:relative;padding-left:24px;font-size:15px;color:rgba(255,255,255,.94);}
.cta-points li::before{
  content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:50%;
  background:var(--accent);
}
.cta-form{background:rgba(255,255,255,.97);border-radius:var(--r-md);padding:28px;color:var(--ink);}
.cta-form h3{font-size:19px;margin-bottom:6px;}
.cta-form .form-hint{font-size:13px;color:var(--muted);margin-bottom:18px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13.5px;font-weight:700;margin-bottom:7px;color:#2A3B36;}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 14px;border-radius:var(--r-btn);
  border:1px solid var(--line);background:#fff;font-size:15px;transition:.2s ease;
}
.field textarea{height:96px;padding:12px 14px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--green);box-shadow:0 0 0 2px rgba(46,139,122,.22);
}
.field input.err,.field select.err{border-color:#C0392B;}
.field .err-msg{display:none;font-size:12px;color:#C0392B;margin-top:6px;}
.field.has-err .err-msg{display:block;}
.checkbox-row{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--muted);margin:4px 0 18px;}
.checkbox-row input{width:16px;height:16px;margin-top:4px;flex:0 0 16px;}
.cta-form .btn{width:100%;}
.toast{
  display:none;margin-top:14px;padding:12px 16px;border-radius:var(--r-btn);
  background:var(--tint);color:var(--primary);font-size:14px;font-weight:600;
}
.toast.show{display:block;}

/* 页脚 */
.site-footer{background:var(--primary-deep);color:rgba(255,255,255,.82);padding:68px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand .logo{margin-bottom:18px;justify-self:start;}
.footer-brand .logo-text{color:#fff;}
.footer-brand p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.7);}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;}
.footer-col a{display:block;font-size:14px;line-height:2;color:rgba(255,255,255,.76);transition:color .2s ease;}
.footer-col a:hover{color:var(--mint);}
.footer-col ul li{font-size:14px;line-height:2;color:rgba(255,255,255,.76);}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.6);
}

/* 悬浮咨询 */
.float-consult{
  position:fixed;right:24px;bottom:24px;z-index:70;
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 24px;border-radius:var(--r-pill);
  background:var(--grad);color:#fff;font-weight:700;font-size:15px;
  box-shadow:0 12px 30px rgba(15,59,53,.32);transition:.25s ease;
}
.float-consult:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(15,59,53,.4);}

/* 响应式 */
@media (max-width:1280px){
  .container{padding:0 24px;}
  .nav-side{gap:18px;}
}
@media (max-width:1080px){
  .nav-side{display:none;}
  .nav-inner{display:flex;justify-content:space-between;min-height:68px;}
  .logo{justify-self:center;}
  .menu-toggle{display:block;}
  .layout{grid-template-columns:1fr;}
  .side-nav{position:static;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .guard-grid{grid-template-columns:repeat(2,1fr);}
  .cta-card{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:860px){
  .section{padding:64px 0;}
  .page-hero{padding:44px 28px;}
  .hero-badges{gap:12px;}
  .badge-item{flex:1 1 44%;}
  .footer-grid{gap:30px;}
}
@media (max-width:640px){
  .container{padding:0 18px;}
  .section{padding:44px 0;}
  .topbar-right{display:none;}
  .page-hero{padding:36px 22px;border-radius:var(--r-md);}
  .feature-block{padding:24px 20px;}
  .fb-media img{height:220px;}
  .steps{grid-template-columns:1fr;}
  .guard-grid{grid-template-columns:1fr;}
  .cta-card{padding:30px 22px;gap:28px;}
  .cta-form{padding:22px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .float-consult{right:16px;bottom:16px;padding:12px 20px;font-size:14px;}
}
@media (max-width:420px){
  .hero-badges{flex-direction:column;}
  .badge-item{flex:1 1 auto;width:100%;}
  h1{font-size:28px;}
}

/* roulang page: category2 */
:root{
  --brand:#17544C;
  --brand-deep:#0F3B35;
  --brand-mid:#2E8B7A;
  --brand-light:#7FD3BE;
  --accent:#E98343;
  --accent-deep:#D26F30;
  --bg:#F6F4EF;
  --card:#FFFFFF;
  --tint:#EDF4F1;
  --line:#E3DED4;
  --ink:#12241F;
  --muted:#5B6B66;
  --grad:linear-gradient(135deg,#17544C 0%,#2E8B7A 55%,#7FD3BE 100%);
  --shadow:0 8px 24px rgba(15,59,53,.08);
  --shadow-hover:0 18px 40px rgba(15,59,53,.16);
  --r-lg:24px;
  --r-md:18px;
  --r-img:20px;
  --r-btn:12px;
  --max:1240px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:'PingFang SC','Hiragino Sans GB','Microsoft YaHei','Noto Sans SC',system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
}
img{max-width:100%;display:block;height:auto;background:var(--tint)}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.35;letter-spacing:-.02em;font-weight:800}
p{margin:0 0 16px}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand-mid);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 32px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* 顶部细条 */
.topbar{background:var(--tint);border-bottom:1px solid var(--line);font-size:13px;color:var(--muted)}
.topbar .container{display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:36px}
.topbar strong{color:var(--brand);font-weight:700}
.topbar-links{display:flex;align-items:center;gap:18px}
.topbar-links a{color:var(--brand);font-weight:600;transition:color .2s}
.topbar-links a:hover{color:var(--accent-deep)}

/* 导航 */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.95);border-bottom:1px solid transparent;transition:border-color .25s,box-shadow .25s}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:0 6px 20px rgba(15,59,53,.07)}
.nav-inner{position:relative;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;min-height:74px}
.nav-side{display:flex;align-items:center;gap:26px}
.nav-right{justify-content:flex-end}
.nav-link{position:relative;font-size:15px;font-weight:600;color:var(--ink);padding:6px 0;transition:color .2s}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .25s}
.nav-link:hover{color:var(--brand-mid)}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1)}
.nav-link.active{color:var(--brand)}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:20px;font-weight:800;color:var(--brand-deep);letter-spacing:-.02em}
.logo-mark{width:34px;height:34px;border-radius:10px;background:var(--grad);color:#fff;display:grid;place-items:center;font-size:17px;font-weight:800}
.nav-cta{display:inline-flex;align-items:center;background:var(--brand-deep);color:#fff;border-radius:999px;padding:10px 22px;font-size:15px;font-weight:700;transition:background .25s,transform .25s,box-shadow .25s}
.nav-cta:hover{background:var(--brand-mid);transform:translateY(-2px);box-shadow:var(--shadow)}
.menu-toggle{display:none;position:absolute;right:0;top:50%;transform:translateY(-50%);width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:#fff;flex-direction:column;justify-content:center;align-items:center;gap:5px}
.menu-toggle span{display:block;width:20px;height:2px;background:var(--brand-deep);border-radius:2px;transition:transform .25s,opacity .25s}
.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:#fff;padding:8px 0 18px}
.mobile-drawer.open{display:block}
.mobile-drawer a{display:block;padding:14px 32px;font-size:15px;font-weight:600;border-bottom:1px solid var(--line);transition:background .2s,color .2s}
.mobile-drawer a:hover{background:var(--tint);color:var(--brand)}
.mobile-drawer .m-link.active{color:var(--brand);background:var(--tint)}
.mobile-drawer .m-cta{margin:16px 32px 0;border:0;text-align:center;background:var(--brand-deep);color:#fff;border-radius:999px;padding:13px 20px}

/* 页面头 */
.page-hero{position:relative;color:#fff;padding:56px 0 68px;background-image:linear-gradient(135deg,rgba(15,59,53,.9) 0%,rgba(23,84,76,.82) 50%,rgba(46,139,122,.74) 100%),url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center}
.page-hero::after{content:"";position:absolute;inset:0;background-image:radial-gradient(circle at 88% 12%,rgba(127,211,190,.5) 0%,rgba(127,211,190,0) 46%),radial-gradient(circle at 6% 92%,rgba(127,211,190,.4) 0%,rgba(127,211,190,0) 40%);opacity:.08;pointer-events:none}
.page-hero .container{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.78);margin-bottom:18px}
.crumb a{color:rgba(255,255,255,.9);transition:color .2s}
.crumb a:hover{color:#fff;text-decoration:underline}
.crumb span.sep{opacity:.6}
.crumb .current{color:#fff;font-weight:600}
.page-hero h1{font-size:clamp(30px,4.2vw,52px);color:#fff;max-width:840px;margin-bottom:18px}
.page-hero .lead{font-size:clamp(16px,1.6vw,19px);color:rgba(255,255,255,.88);max-width:660px;margin-bottom:0}
.hero-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hbadge{display:flex;align-items:baseline;gap:8px;background:rgba(255,255,255,.96);border:1px solid rgba(127,211,190,.9);border-radius:999px;padding:10px 20px;box-shadow:var(--shadow)}
.hbadge b{font-size:24px;line-height:1;font-weight:800;color:var(--accent);font-variant-numeric:tabular-nums}
.hbadge span{font-size:13px;color:var(--muted);font-weight:600}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:999px;padding:13px 30px;font-size:15px;font-weight:700;transition:transform .22s,box-shadow .22s,background .22s,color .22s,border-color .22s}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 10px 24px rgba(233,131,67,.28)}
.btn-primary:hover{background:var(--accent-deep);transform:translateY(-3px);box-shadow:0 16px 32px rgba(233,131,67,.34)}
.btn-ghost{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.55)}
.btn-ghost:hover{background:#fff;color:var(--brand-deep);transform:translateY(-3px)}
.btn-pill{background:var(--brand);color:#fff;border-radius:999px;padding:12px 26px;font-size:15px;font-weight:700;display:inline-flex;align-items:center;gap:8px;transition:background .22s,transform .22s,box-shadow .22s}
.btn-pill:hover{background:var(--brand-mid);transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.btn:disabled{opacity:.5;transform:none;box-shadow:none;cursor:not-allowed}

/* 主体布局：左锚点 + 右内容 */
.layout{display:grid;grid-template-columns:248px minmax(0,1fr);gap:56px;align-items:start;padding-top:88px;padding-bottom:88px}
.side-nav{position:sticky;top:104px;align-self:start;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:22px;box-shadow:var(--shadow)}
.side-nav h2{font-size:12px;letter-spacing:.16em;color:var(--muted);font-weight:800;text-transform:uppercase;margin-bottom:14px}
.side-nav a{display:block;font-size:15px;font-weight:600;color:var(--ink);padding:10px 12px;border-left:3px solid transparent;border-radius:10px;transition:background .2s,color .2s,border-color .2s}
.side-nav a:hover{background:var(--tint);color:var(--brand);border-left-color:var(--accent)}
.side-nav .side-cta{display:block;margin-top:16px;text-align:center;background:var(--brand-deep);color:#fff;border-radius:999px;padding:12px 16px;font-weight:700;transition:background .2s,transform .2s}
.side-nav .side-cta:hover{background:var(--brand-mid);transform:translateY(-2px);border-left-color:transparent}

.doc-block{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:40px;box-shadow:var(--shadow);margin-bottom:32px;scroll-margin-top:110px;transition:box-shadow .3s,transform .3s}
.doc-block:hover{box-shadow:var(--shadow-hover)}
.doc-block h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:14px}
.tag{display:inline-block;font-size:13px;font-weight:700;color:var(--brand);background:var(--tint);border:1px solid rgba(46,139,122,.28);border-radius:999px;padding:5px 14px;margin-bottom:14px}
.doc-block p{color:#26362F}
.doc-block .muted{color:var(--muted)}
.doc-media{margin:22px 0 24px}
.doc-media img{width:100%;height:280px;object-fit:cover;border-radius:var(--r-img);border:1px solid var(--line)}
.doc-media figcaption{font-size:13px;color:var(--muted);margin-top:10px}
.point-list{display:grid;gap:12px;margin:20px 0 26px}
.point-list li{position:relative;padding-left:32px;color:#22332E;line-height:1.75}
.point-list li::before{content:"";position:absolute;left:0;top:7px;width:18px;height:18px;border-radius:50%;background:var(--grad)}
.point-list li::after{content:"";position:absolute;left:5.5px;top:12px;width:7px;height:3px;border-left:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(-45deg)}
.note{background:var(--tint);border-left:3px solid var(--brand-mid);border-radius:12px;padding:16px 20px;font-size:15px;color:var(--brand-deep);margin:0 0 26px}
.note strong{color:var(--brand)}
.block-actions{display:flex;flex-wrap:wrap;align-items:center;gap:14px}
.block-actions .hint{font-size:13px;color:var(--muted)}

/* 常见模块 */
.modules{background:var(--tint);padding:88px 0}
.section-head{max-width:760px;margin-bottom:36px}
.section-head .eyebrow{display:inline-block;font-size:13px;font-weight:800;letter-spacing:.12em;color:var(--brand-mid);margin-bottom:12px}
.section-head h2{font-size:clamp(24px,3vw,34px);margin-bottom:14px}
.section-head p{color:var(--muted);margin:0}
.module-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.module-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:28px 24px;box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s,border-color .25s}
.module-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(46,139,122,.4)}
.module-ico{width:46px;height:46px;border-radius:14px;background:var(--tint);border:1px solid rgba(46,139,122,.3);display:grid;place-items:center;color:var(--brand);margin-bottom:16px}
.module-card h3{font-size:18px;margin-bottom:10px}
.module-card p{font-size:14px;color:var(--muted);margin:0 0 16px}
.chip-row{display:flex;flex-wrap:wrap;gap:8px}
.chip{font-size:12px;font-weight:600;color:var(--brand);background:var(--tint);border-radius:999px;padding:4px 12px}

/* 保障条 */
.assure{background:#fff;padding:72px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.assure-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.assure-item{text-align:center;padding:0 8px}
.assure-ico{width:56px;height:56px;border-radius:50%;background:var(--tint);border:1px solid rgba(46,139,122,.3);display:grid;place-items:center;margin:0 auto 14px;color:var(--brand-mid)}
.assure-item h3{font-size:16px;margin-bottom:6px}
.assure-item p{font-size:14px;color:var(--muted);margin:0}

/* FAQ */
.faq-section{padding:88px 0}
.faq{max-width:880px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);margin-bottom:14px;overflow:hidden;transition:box-shadow .25s,border-color .25s}
.faq-item.open{border-color:rgba(46,139,122,.45);box-shadow:var(--shadow)}
.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;background:none;border:0;text-align:left;padding:20px 24px;font-size:17px;font-weight:700;color:var(--ink);transition:background .25s,color .25s}
.faq-q:hover{color:var(--brand);background:var(--tint)}
.faq-item.open .faq-q{background:var(--tint);color:var(--brand)}
.pm{position:relative;flex:0 0 18px;width:18px;height:18px;transition:transform .3s}
.pm::before,.pm::after{content:"";position:absolute;background:var(--brand-mid);border-radius:2px;transition:background .25s}
.pm::before{left:0;top:8px;width:18px;height:2px}
.pm::after{left:8px;top:0;width:2px;height:18px}
.faq-item.open .pm{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease}
.faq-a p{margin:0;padding:18px 24px 22px;color:var(--muted);border-left:3px solid var(--accent)}

/* CTA 表单 */
.cta-band{padding:0 0 88px}
.cta-card{position:relative;overflow:hidden;background:var(--grad);border-radius:var(--r-lg);padding:48px;display:grid;grid-template-columns:1fr 1fr;gap:48px;color:#fff;box-shadow:var(--shadow-hover);scroll-margin-top:110px}
.cta-card::before{content:"";position:absolute;right:-150px;top:-170px;width:430px;height:430px;border-radius:50%;background:rgba(255,255,255,.09);pointer-events:none}
.cta-left{position:relative;z-index:2}
.cta-left h2{font-size:clamp(24px,2.8vw,32px);color:#fff;margin-bottom:16px}
.cta-left p{color:rgba(255,255,255,.88)}
.trust-list{margin-top:22px;display:grid;gap:12px}
.trust-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:rgba(255,255,255,.92)}
.trust-list li::before{content:"";flex:0 0 8px;width:8px;height:8px;margin-top:9px;border-radius:50%;background:var(--brand-light)}
.cta-form{position:relative;z-index:2;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.28);border-radius:var(--r-md);padding:28px}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;color:rgba(255,255,255,.94)}
.field input,.field select,.field textarea{width:100%;height:48px;border-radius:var(--r-btn);border:1px solid rgba(255,255,255,.45);background:rgba(255,255,255,.97);padding:0 14px;color:var(--ink);transition:border-color .2s,box-shadow .2s}
.field textarea{height:auto;min-height:96px;padding:12px 14px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand-light);box-shadow:0 0 0 3px rgba(127,211,190,.45)}
.field.error input,.field.error select{border-color:#C0392B;box-shadow:0 0 0 3px rgba(192,57,43,.18)}
.err-msg{display:none;font-size:12px;color:#FFD9CF;margin-top:6px}
.field.error .err-msg{display:block}
.field.checkbox-field{margin-bottom:20px}
.checkbox{display:flex;gap:10px;align-items:flex-start;font-size:13px;line-height:1.7;color:rgba(255,255,255,.88);font-weight:400}
.checkbox input{flex:0 0 18px;width:18px;height:18px;margin-top:5px}
.cta-form .btn{width:100%}
.form-hint{font-size:13px;color:rgba(255,255,255,.76);text-align:center;margin:12px 0 0}

/* 页脚 */
.site-footer{background:var(--brand-deep);color:rgba(255,255,255,.82);padding:64px 0 28px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:36px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.14)}
.footer-brand .logo{color:#fff;margin-bottom:16px}
.footer-brand p{color:rgba(255,255,255,.72);margin:0;line-height:1.9}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px}
.site-footer .footer-col a{display:block;color:rgba(255,255,255,.78);line-height:2;transition:color .2s}
.site-footer .footer-col a:hover{color:var(--brand-light)}
.site-footer .footer-col ul li{line-height:2;color:rgba(255,255,255,.76)}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding-top:22px;font-size:13px;color:rgba(255,255,255,.6)}

/* 悬浮咨询 */
.float-consult{display:none;position:fixed;left:50%;bottom:calc(16px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);z-index:70;background:var(--accent);color:#fff;border-radius:999px;padding:12px 28px;font-weight:700;box-shadow:0 12px 28px rgba(15,59,53,.3);transition:background .2s,transform .2s}
.float-consult:hover{background:var(--accent-deep);transform:translateX(-50%) translateY(-2px)}

/* 提示条 */
.toast{position:fixed;left:50%;bottom:32px;transform:translate(-50%,20px);z-index:90;background:var(--brand-deep);color:#fff;padding:14px 26px;border-radius:999px;box-shadow:var(--shadow-hover);opacity:0;pointer-events:none;transition:opacity .3s,transform .3s;font-size:15px}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* 响应式 */
@media (max-width:1080px){
  .nav-side,.nav-cta{display:none}
  .menu-toggle{display:flex}
  .nav-inner{display:flex;justify-content:center}
  .float-consult{display:inline-flex}
  .layout{grid-template-columns:1fr;gap:32px;padding-top:64px;padding-bottom:64px}
  .side-nav{position:static;display:flex;gap:10px;overflow-x:auto;padding:12px;border-radius:16px}
  .side-nav h2{display:none}
  .side-nav a{white-space:nowrap;border-left:0;border:1px solid var(--line);border-radius:999px;padding:8px 16px}
  .side-nav .side-cta{margin-top:0;white-space:nowrap;padding:8px 18px;border-radius:999px}
  .module-grid{grid-template-columns:repeat(2,1fr)}
  .assure-grid{grid-template-columns:repeat(2,1fr);gap:32px 24px}
  .cta-card{grid-template-columns:1fr;gap:32px;padding:40px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .modules,.faq-section{padding:64px 0}
  .assure{padding:56px 0}
  .cta-band{padding-bottom:64px}
}
@media (max-width:860px){
  .container{padding:0 24px}
  .mobile-drawer a{padding-left:24px}
  .mobile-drawer .m-cta{margin-left:24px;margin-right:24px}
  .doc-block{padding:32px 28px}
  .page-hero{padding:48px 0 56px}
}
@media (max-width:640px){
  body{font-size:15.5px}
  .container{padding:0 18px}
  .topbar .container{flex-direction:column;align-items:flex-start;gap:2px;padding-top:8px;padding-bottom:8px}
  .mobile-drawer a{padding-left:18px;padding-right:18px}
  .mobile-drawer .m-cta{margin-left:18px;margin-right:18px}
  .page-hero{padding:40px 0 48px}
  .hero-badges{gap:10px}
  .hbadge{padding:8px 16px}
  .hbadge b{font-size:20px}
  .hero-actions .btn{width:100%}
  .doc-block{padding:26px 20px;border-radius:var(--r-md)}
  .doc-media img{height:210px}
  .module-grid{grid-template-columns:1fr}
  .assure-grid{grid-template-columns:1fr;gap:28px}
  .cta-card{padding:28px 20px;border-radius:var(--r-md)}
  .cta-form{padding:22px 18px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column}
  .faq-q{font-size:16px;padding:18px}
  .faq-a p{padding:16px 18px 20px}
  .modules,.faq-section{padding:48px 0}
  .assure{padding:44px 0}
  .cta-band{padding-bottom:48px}
  .float-consult{bottom:calc(12px + env(safe-area-inset-bottom,0px));padding:11px 22px;font-size:14px}
}
@media (max-width:420px){
  .hero-badges{display:grid;grid-template-columns:1fr 1fr;gap:10px}
  .hbadge{justify-content:center}
  .section-head h2{font-size:23px}
}