/* roulang page: index */
:root{
  --ink:#0E3B34;
  --green:#14876A;
  --green-l:#1FB98A;
  --orange:#FF6A2B;
  --lime:#C9F45B;
  --bg:#F5F4EF;
  --bg-alt:#EDEBE3;
  --card:#FFFFFF;
  --dark:#0B2A25;
  --text:#16201D;
  --text-2:#55635E;
  --text-3:#8C9A94;
  --line:#E3E1D8;
  --grad:linear-gradient(115deg,#0E3B34 0%,#14876A 55%,#1FB98A 100%);
  --grad-warm:linear-gradient(115deg,#FF8A3D 0%,#FF5A1F 100%);
  --r-card:20px;
  --r-lg:28px;
  --r-pill:999px;
  --r-input:14px;
  --sh-1:0 1px 2px rgba(14,59,52,.06);
  --sh-2:0 10px 30px -12px rgba(14,59,52,.18);
  --sh-3:0 24px 60px -20px rgba(14,59,52,.28);
  --sect:96px;
  --sidebar:240px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s ease}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
h1{font-size:48px;line-height:1.17;font-weight:700;letter-spacing:-.5px}
h2{font-size:32px;line-height:1.3;font-weight:650;letter-spacing:-.3px}
h3{font-size:20px;line-height:1.5;font-weight:600}
p{font-size:16px;line-height:1.85;color:var(--text-2)}
strong{font-weight:700}
.num{font-family:"Barlow","Inter",system-ui,sans-serif;font-variant-numeric:tabular-nums}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;box-shadow:0 0 0 4px rgba(201,244,91,.28);border-radius:6px}

/* ---------- App Shell ---------- */
.shell{min-height:100vh}
.sidebar{
  position:fixed;left:0;top:0;bottom:0;width:var(--sidebar);
  background:var(--ink);color:#F2F5F3;z-index:90;
  display:flex;flex-direction:column;
  padding:0 14px 18px;
  transition:transform .3s cubic-bezier(.2,.7,.3,1),width .3s ease;
}
.sidebar-head{height:88px;display:flex;align-items:center;gap:10px;padding:0 6px;flex:0 0 88px}
.logo{display:flex;align-items:center;gap:10px;min-width:0}
.logo-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:12px;background:var(--grad);
  display:flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:700;color:#fff;
  box-shadow:inset 0 0 0 1px rgba(201,244,91,.45);
}
.logo-text{font-size:16px;font-weight:700;letter-spacing:.3px;white-space:nowrap;color:#fff}
.sidebar-nav{flex:1;overflow-y:auto;padding:6px 0 12px}
.nav-group-title{
  font-size:12px;letter-spacing:1.4px;color:rgba(255,255,255,.42);
  padding:16px 12px 8px;text-transform:uppercase;
}
.nav-link{
  position:relative;display:flex;align-items:center;gap:12px;
  height:48px;padding:0 14px;border-radius:14px;
  font-size:14.5px;color:rgba(255,255,255,.78);
  transition:background .22s ease,color .22s ease;
}
.nav-link i{width:20px;text-align:center;font-size:16px;flex:0 0 20px}
.nav-link:hover{background:rgba(255,255,255,.08);color:#fff}
.nav-link.active{background:var(--grad);color:#fff;box-shadow:var(--sh-2)}
.nav-link.active::before{
  content:"";position:absolute;left:-14px;top:12px;bottom:12px;width:3px;
  border-radius:3px;background:var(--lime);
}
.nav-sep{height:1px;background:rgba(255,255,255,.12);margin:14px 12px}
.sidebar-foot{display:flex;flex-direction:column;gap:10px;padding-top:14px;border-top:1px solid rgba(255,255,255,.12)}
.btn-side{
  display:flex;align-items:center;justify-content:center;gap:8px;
  height:44px;border-radius:14px;font-size:14px;font-weight:600;
  background:var(--grad-warm);color:#fff;transition:transform .2s ease,filter .2s ease;
}
.btn-side:hover{transform:translateY(-2px);filter:brightness(1.05)}
.btn-side.ghost{background:transparent;border:1px solid rgba(255,255,255,.26);color:rgba(255,255,255,.86);font-weight:500}
.btn-side.ghost:hover{background:rgba(255,255,255,.08)}

.topbar{
  display:none;position:sticky;top:0;z-index:80;height:56px;
  background:rgba(14,59,52,.96);backdrop-filter:blur(10px);
  align-items:center;justify-content:space-between;padding:0 16px;color:#fff;
}
.topbar .logo-text{font-size:15px}
.burger{
  width:40px;height:40px;border-radius:12px;border:1px solid rgba(255,255,255,.24);
  background:transparent;color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;
}
.burger:hover{background:rgba(255,255,255,.1)}
.overlay{
  position:fixed;inset:0;background:rgba(11,42,37,.6);z-index:85;
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s;
}
.overlay.show{opacity:1;visibility:visible}

.main{margin-left:var(--sidebar);display:flex;flex-direction:column;min-height:100vh}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 40px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:50px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,filter .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--grad-warm);color:#fff;box-shadow:0 10px 24px -12px rgba(255,90,31,.75)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--sh-2);filter:brightness(1.05)}
.btn-primary:active{transform:translateY(1px)}
.btn-outline{background:transparent;border-color:var(--green);color:var(--ink)}
.btn-outline:hover{background:rgba(20,135,106,.08);transform:translateY(-2px)}
.btn-outline:active{transform:translateY(1px)}
.btn-ghost{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.35);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.2);transform:translateY(-2px)}
.btn-disabled,.btn[disabled]{filter:saturate(.4);opacity:.55;pointer-events:none}
.btn-sm{height:42px;padding:0 20px;font-size:14px}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(900px 420px at 88% -8%,rgba(31,185,138,.16),transparent 70%),
    linear-gradient(180deg,#FFFFFF 0%,var(--bg) 100%);
  padding:72px 0 84px;
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    radial-gradient(rgba(14,59,52,.055) 1px,transparent 1px);
  background-size:22px 22px;
  mask-image:linear-gradient(180deg,#000 0%,transparent 78%);
  -webkit-mask-image:linear-gradient(180deg,#000 0%,transparent 78%);
}
.hero::after{
  content:"";position:absolute;right:-160px;top:-120px;width:520px;height:520px;
  border:1px solid rgba(20,135,106,.10);border-radius:50%;pointer-events:none;
}
.hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:34px;padding:0 16px;border-radius:var(--r-pill);
  background:var(--bg-alt);color:var(--ink);
  font-size:13px;font-weight:600;letter-spacing:.4px;margin-bottom:20px;
}
.eyebrow i{color:var(--green)}
.hero h1{margin-bottom:18px}
.hero-sub{font-size:17px;color:var(--text-2);max-width:520px;margin-bottom:30px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:40px}
.hero-stats{display:flex;gap:12px;flex-wrap:wrap}
.hero-stats li{
  min-width:124px;padding:14px 18px;border-radius:18px;
  background:var(--grad);color:#fff;box-shadow:var(--sh-2);
}
.hero-stats strong{display:block;font-size:28px;line-height:1;color:var(--lime);font-family:"Barlow","Inter",system-ui,sans-serif}
.hero-stats span{display:block;font-size:12.5px;color:rgba(255,255,255,.82);margin-top:7px}
.hero-visual{position:relative}
.hero-media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  aspect-ratio:5/4;background:var(--bg-alt);box-shadow:var(--sh-3);
}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,42,37,0) 45%,rgba(11,42,37,.5) 100%);
}
.float-badge{
  position:absolute;right:-16px;bottom:74px;z-index:3;
  background:var(--grad);color:#fff;border-radius:18px;
  padding:16px 20px;box-shadow:var(--sh-3);min-width:150px;
}
.float-badge strong{display:block;font-size:30px;line-height:1;color:var(--lime);font-family:"Barlow","Inter",system-ui,sans-serif}
.float-badge span{display:block;font-size:12.5px;color:rgba(255,255,255,.82);margin-top:6px}
.float-card{
  position:absolute;left:-22px;bottom:-20px;z-index:3;
  display:flex;align-items:center;gap:12px;
  background:#fff;border-radius:16px;padding:14px 18px;box-shadow:var(--sh-3);
}
.float-card i{
  width:36px;height:36px;border-radius:12px;background:rgba(20,135,106,.12);
  color:var(--green);display:flex;align-items:center;justify-content:center;font-size:15px;
}
.float-card b{display:block;font-size:14px;color:var(--text)}
.float-card em{display:block;font-style:normal;font-size:12px;color:var(--text-3)}

/* ---------- 通用板块 ---------- */
.section{padding:var(--sect) 0}
.section-alt{background:var(--bg-alt)}
.section-head{margin-bottom:44px;max-width:760px}
.section-head.row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none}
.section-kicker{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:1.6px;
  color:var(--green);margin-bottom:12px;
}
.section-head p{margin-top:14px;font-size:16px}
.link-more{font-size:14px;font-weight:600;color:var(--green);display:inline-flex;align-items:center;gap:6px}
.link-more:hover{color:var(--orange);gap:10px}
.link-more i{transition:transform .2s ease}

/* ---------- 服务网格 ---------- */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.svc-card{
  display:flex;flex-direction:column;background:var(--card);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;
  transition:transform .4s cubic-bezier(.2,.7,.3,1),box-shadow .4s ease;
}
.svc-card:hover{transform:translateY(-3px);box-shadow:var(--sh-3)}
.svc-card.feature{grid-column:span 2}
.svc-media{position:relative;aspect-ratio:16/10;background:var(--bg-alt);overflow:hidden}
.svc-card.feature .svc-media{aspect-ratio:21/9}
.svc-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s cubic-bezier(.2,.7,.3,1)}
.svc-card:hover .svc-media img{transform:scale(1.03)}
.svc-body{padding:24px 26px 26px;display:flex;flex-direction:column;gap:12px;flex:1}
.svc-body h3{color:var(--text)}
.svc-body p{font-size:14.5px;line-height:1.75;color:var(--text-2)}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);
  background:rgba(20,135,106,.10);color:var(--green);font-size:12px;font-weight:600;
}
.tag.warm{background:rgba(255,106,43,.12);color:#D9501E}
.tag.lime{background:rgba(201,244,91,.35);color:#4E6B12}
.svc-foot{margin-top:auto;padding-top:6px}
.svc-link{
  display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--ink);
}
.svc-link:hover{color:var(--orange)}
.svc-link i{font-size:12px;transition:transform .2s ease}
.svc-link:hover i{transform:translateX(4px)}

/* ---------- 评价轮播 ---------- */
.carousel{position:relative}
.carousel-track{
  display:flex;gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:6px 4px 22px;scrollbar-width:none;
}
.carousel-track::-webkit-scrollbar{display:none}
.review-card{
  flex:0 0 calc((100% - 48px)/3);
  background:#fff;border-radius:var(--r-card);padding:26px;
  box-shadow:var(--sh-2);scroll-snap-align:start;
  display:flex;flex-direction:column;gap:14px;
}
.review-top{display:flex;align-items:center;gap:12px}
.avatar{
  width:46px;height:46px;flex:0 0 46px;border-radius:var(--r-pill);
  background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:15px;
}
.review-top b{display:block;font-size:15px;color:var(--text)}
.review-top em{display:block;font-style:normal;font-size:12.5px;color:var(--text-3)}
.stars{color:var(--orange);font-size:13px;letter-spacing:2px}
.review-card q{quotes:none;font-size:14.5px;line-height:1.8;color:var(--text-2)}
.carousel-nav{display:flex;align-items:center;gap:14px}
.carousel-btn{
  width:44px;height:44px;border-radius:var(--r-pill);border:1px solid var(--line);
  background:#fff;color:var(--ink);cursor:pointer;transition:all .2s ease;
}
.carousel-btn:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.dots{display:flex;gap:8px}
.dot{width:9px;height:9px;border-radius:var(--r-pill);background:var(--line);border:0;cursor:pointer;transition:all .25s ease}
.dot.active{width:26px;background:var(--green)}

/* ---------- 保障条 ---------- */
.guard{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:52px 0}
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.guard-item{padding:6px 26px;position:relative}
.guard-item+.guard-item::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:1px;background:var(--line)}
.guard-icon{
  width:44px;height:44px;border-radius:14px;background:#fff;color:var(--green);
  display:flex;align-items:center;justify-content:center;font-size:17px;margin-bottom:14px;box-shadow:var(--sh-1);
}
.guard-item h3{font-size:16px;margin-bottom:8px}
.guard-item p{font-size:13.5px;line-height:1.7;margin-bottom:12px}
.mini-badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 11px;border-radius:var(--r-pill);
  background:var(--grad);color:var(--lime);font-size:12px;font-weight:600;
}

/* ---------- CTA 带 ---------- */
.cta-band{padding:0 0 var(--sect)}
.cta-inner{
  background:var(--grad);border-radius:var(--r-lg);
  padding:46px 48px;display:flex;align-items:center;justify-content:space-between;gap:36px;
  position:relative;overflow:hidden;box-shadow:var(--sh-3);
}
.cta-inner::after{
  content:"";position:absolute;right:-90px;bottom:-120px;width:340px;height:340px;
  border:1px solid rgba(201,244,91,.35);border-radius:50%;
}
.cta-inner h2{color:#fff;font-size:28px;margin-bottom:10px;position:relative;z-index:2}
.cta-inner p{color:rgba(255,255,255,.78);font-size:15px;max-width:620px;position:relative;z-index:2}
.cta-actions{position:relative;z-index:2;flex:0 0 auto}

/* ---------- 最新信息 ---------- */
.news-wrap{display:grid;grid-template-columns:1.05fr 1.35fr;gap:24px}
.news-lead{
  background:#fff;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .35s cubic-bezier(.2,.7,.3,1),box-shadow .35s ease;
}
.news-lead:hover{transform:translateY(-3px);box-shadow:var(--sh-3)}
.news-lead-media{aspect-ratio:16/9;background:var(--bg-alt);overflow:hidden}
.news-lead-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s cubic-bezier(.2,.7,.3,1)}
.news-lead:hover .news-lead-media img{transform:scale(1.03)}
.news-lead-body{padding:26px;display:flex;flex-direction:column;gap:12px}
.news-lead-body h3{
  font-size:21px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-lead-body p{
  font-size:14.5px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{display:flex;align-items:center;gap:14px;font-size:13px;color:var(--text-3);margin-top:4px}
.news-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.news-card{
  background:#fff;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  display:flex;flex-direction:column;
  transition:transform .35s cubic-bezier(.2,.7,.3,1),box-shadow .35s ease;
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--sh-3)}
.news-card-media{aspect-ratio:16/10;background:var(--bg-alt);overflow:hidden}
.news-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s cubic-bezier(.2,.7,.3,1)}
.news-card:hover .news-card-media img{transform:scale(1.03)}
.news-card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-card-body h3{
  font-size:16.5px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card-body p{
  font-size:13.5px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.empty-state{
  grid-column:1/-1;background:#fff;border-radius:var(--r-card);box-shadow:var(--sh-1);
  min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:40px;
}
.empty-state i{font-size:28px;color:var(--green-l)}
.empty-state p{font-size:14.5px;color:var(--text-3)}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:16px;max-width:940px}
.faq-item{
  position:relative;background:#fff;border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--lime);
  transform:scaleY(0);transform-origin:top;transition:transform .25s ease;
}
.faq-item[open]::before{transform:scaleY(1)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:22px 26px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  font-size:16.5px;font-weight:600;color:var(--text);transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item[open] summary{color:var(--ink)}
.faq-toggle{position:relative;width:22px;height:22px;flex:0 0 22px;color:var(--green)}
.faq-toggle::before,.faq-toggle::after{content:"";position:absolute;background:currentColor;border-radius:2px;transition:transform .25s ease}
.faq-toggle::before{left:0;right:0;top:10px;height:2px}
.faq-toggle::after{top:0;bottom:0;left:10px;width:2px}
.faq-item[open] .faq-toggle::after{transform:scaleY(0)}
.faq-answer{padding:0 26px 26px;border-top:1px solid var(--line);margin-top:-2px}
.faq-answer p{padding-top:18px;font-size:14.8px}

/* ---------- 品牌条 ---------- */
.brand-strip{
  background:var(--ink);color:#F2F5F3;padding:44px 0;
}
.brand-strip .container{display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap}
.brand-strip h2{font-size:22px;color:#fff}
.brand-strip p{font-size:14px;color:rgba(255,255,255,.68);max-width:620px;margin-top:8px}

/* ---------- 页脚 ---------- */
.footer{background:var(--dark);color:rgba(255,255,255,.68);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer h3{
  font-size:14px;color:var(--green-l);letter-spacing:.6px;margin-bottom:18px;font-weight:600;
}
.footer p{font-size:13px;line-height:1.9;color:rgba(255,255,255,.62)}
.footer li{margin-bottom:11px}
.footer li a{font-size:13.5px;color:rgba(255,255,255,.72)}
.footer li a:hover{color:var(--lime)}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .logo-mark{width:34px;height:34px;flex:0 0 34px;font-size:16px}
.footer-brand b{color:#fff;font-size:15.5px}
.footer-info li{font-size:13.5px;color:rgba(255,255,255,.62)}
.footer-info li i{width:18px;color:var(--green-l);margin-right:8px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:rgba(255,255,255,.5);
}
.footer-bottom .site-url{font-family:"Barlow","Inter",system-ui,sans-serif;letter-spacing:.4px}

/* ---------- 移动底栏 ---------- */
.mobile-cta{
  display:none;position:fixed;left:0;right:0;bottom:0;height:64px;z-index:70;
  background:rgba(11,42,37,.97);backdrop-filter:blur(10px);
  align-items:center;justify-content:space-between;gap:14px;padding:0 16px;
  border-top:1px solid rgba(255,255,255,.12);
}
.mobile-cta span{font-size:13px;color:rgba(255,255,255,.72)}

/* ---------- 断点 ---------- */
@media (max-width:1439px){
  .container{padding:0 32px}
}
@media (max-width:1279px) and (min-width:1024px){
  :root{--sidebar:84px}
  .sidebar{padding:0 12px 16px}
  .sidebar-head{justify-content:center;padding:0}
  .logo{justify-content:center}
  .logo-text{display:none}
  .nav-link{justify-content:center;padding:0;gap:0}
  .nav-text{display:none}
  .nav-link:hover .nav-text{
    display:block;position:absolute;left:calc(100% + 12px);top:50%;transform:translateY(-50%);
    background:var(--dark);color:#fff;padding:8px 14px;border-radius:10px;
    white-space:nowrap;font-size:13px;z-index:99;box-shadow:var(--sh-2);
  }
  .nav-link.active::before{left:-12px}
  .nav-group-title{text-align:center;padding:16px 0 8px;font-size:10px;letter-spacing:0}
  .btn-side span{display:none}
  .btn-side{height:48px}
  .news-wrap{grid-template-columns:1fr}
  .svc-grid{grid-template-columns:repeat(2,1fr)}
  .svc-card.feature{grid-column:span 2}
  .review-card{flex:0 0 calc((100% - 24px)/2)}
  .guard-grid{grid-template-columns:repeat(2,1fr)}
  .guard-item:nth-child(3)::before,.guard-item:nth-child(1)::before{display:none}
  .guard-item{padding:18px 22px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:1023px){
  .sidebar{width:82%;max-width:320px;transform:translateX(-100%);box-shadow:var(--sh-3)}
  .sidebar.open{transform:translateX(0)}
  .topbar{display:flex}
  .main{margin-left:0}
  .hero{padding:52px 0 64px}
  .hero-grid{grid-template-columns:1fr;gap:44px}
  .hero-media{aspect-ratio:16/11}
  .float-badge{right:12px;bottom:16px}
  .float-card{left:12px;bottom:-22px}
  .section{padding:72px 0}
  .svc-grid{grid-template-columns:1fr 1fr}
  .news-grid{grid-template-columns:1fr 1fr}
  .cta-inner{flex-direction:column;align-items:flex-start;padding:36px 32px;gap:24px}
  .footer-grid{gap:30px}
}
@media (max-width:767px){
  .container{padding:0 16px}
  h1{font-size:28px;line-height:1.35}
  h2{font-size:22px}
  h3{font-size:17px;line-height:1.55}
  p{font-size:15px;line-height:1.8}
  .hero{padding:40px 0 52px}
  .hero-sub{font-size:15px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .hero-stats{display:grid;grid-template-columns:1fr 1fr;gap:10px}
  .hero-stats li{min-width:0;padding:12px 14px}
  .hero-stats strong{font-size:22px}
  .float-badge{padding:12px 16px;min-width:120px;border-radius:14px}
  .float-badge strong{font-size:22px}
  .float-card{padding:11px 14px;gap:9px}
  .float-card i{width:30px;height:30px;font-size:13px}
  .section{padding:56px 0}
  .section-head{margin-bottom:30px}
  .section-head.row{flex-direction:column;align-items:flex-start;gap:12px}
  .svc-grid{grid-template-columns:1fr}
  .svc-card.feature{grid-column:span 1}
  .svc-card.feature .svc-media{aspect-ratio:16/10}
  .svc-body{padding:18px}
  .review-card{flex:0 0 82%}
  .guard-grid{grid-template-columns:1fr 1fr}
  .guard-item{padding:16px}
  .guard-item+.guard-item::before{display:none}
  .guard{padding:38px 0}
  .news-wrap{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .news-lead-body{padding:18px}
  .cta-band{padding-bottom:56px}
  .cta-inner{padding:28px 22px;border-radius:22px}
  .cta-inner h2{font-size:20px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .faq-item summary{padding:18px;font-size:15px;gap:14px}
  .faq-answer{padding:0 18px 20px}
  .brand-strip{padding:34px 0}
  .footer{padding:48px 0 0}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:34px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .mobile-cta{display:flex}
  .main{padding-bottom:76px}
}
@media (max-width:479px){
  .hero-stats{grid-template-columns:1fr}
  .hero-stats strong{font-size:24px}
  .review-card{flex:0 0 88%}
}

/* roulang page: article */
:root{
  --brand-dark:#0E3B34;
  --brand-mid:#14876A;
  --brand-light:#1FB98A;
  --orange:#FF6A2B;
  --lime:#C9F45B;
  --bg:#F5F4EF;
  --bg-alt:#EDEBE3;
  --card:#FFFFFF;
  --dark-zone:#0B2A25;
  --text:#16201D;
  --text-2:#55635E;
  --text-3:#8C9A94;
  --line:#E3E1D8;
  --grad-brand:linear-gradient(115deg,#0E3B34 0%,#14876A 55%,#1FB98A 100%);
  --grad-warm:linear-gradient(115deg,#FF8A3D 0%,#FF5A1F 100%);
  --r-sm:14px;
  --r-md:20px;
  --r-lg:28px;
  --sh-1:0 1px 2px rgba(14,59,52,.06);
  --sh-2:0 10px 30px -12px rgba(14,59,52,.18);
  --sh-3:0 24px 60px -20px rgba(14,59,52,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul{list-style:none;padding:0;}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid var(--lime);
  outline-offset:2px;
}
::selection{background:rgba(201,244,91,.55);color:var(--brand-dark);}

/* ============ 布局骨架 ============ */
.app{display:flex;align-items:flex-start;min-height:100vh;}
.main{flex:1 1 auto;min-width:0;padding-bottom:0;}
.container{max-width:1240px;margin:0 auto;padding:0 40px;}
.main-inner{max-width:1240px;margin:0 auto;padding:26px 40px 0;}

/* ============ 左侧 App Shell ============ */
.sidebar{
  position:sticky;
  top:0;
  height:100vh;
  width:248px;
  flex:0 0 248px;
  background:var(--brand-dark);
  color:#F2F5F3;
  display:flex;
  flex-direction:column;
  padding:0 14px 20px;
  overflow-y:auto;
  z-index:60;
}
.sidebar::-webkit-scrollbar{width:6px;}
.sidebar::-webkit-scrollbar-thumb{background:rgba(255,255,255,.16);border-radius:6px;}
.brand{display:flex;align-items:center;gap:12px;height:88px;padding:0 10px;color:#fff;}
.logo-mark{
  width:38px;height:38px;flex:0 0 38px;
  border-radius:12px;
  background:linear-gradient(135deg,#14876A 0%,#1FB98A 100%);
  display:grid;place-items:center;
  font-size:17px;font-weight:700;color:var(--lime);
  box-shadow:inset 0 0 0 1px rgba(201,244,91,.35);
}
.brand-text b{display:block;font-size:15px;letter-spacing:.4px;line-height:1.2;}
.brand-text small{display:block;font-size:11px;color:rgba(255,255,255,.5);margin-top:3px;letter-spacing:.5px;}
.sidebar-nav{display:flex;flex-direction:column;gap:4px;margin-top:4px;}
.nav-group-title{
  font-size:11px;letter-spacing:1.8px;text-transform:uppercase;
  color:rgba(255,255,255,.42);margin:14px 14px 6px;font-weight:600;
}
.nav-sep{height:1px;background:rgba(255,255,255,.1);margin:14px 12px;}
.nav-link{
  position:relative;
  display:flex;align-items:center;gap:12px;
  height:48px;padding:0 14px;border-radius:14px;
  color:rgba(255,255,255,.76);
  font-size:14.5px;
  transition:background .25s var(--ease),color .25s var(--ease),transform .25s var(--ease);
}
.nav-link i{width:20px;text-align:center;font-size:15px;color:rgba(255,255,255,.6);transition:color .25s;}
.nav-link:hover{background:rgba(255,255,255,.08);color:#fff;transform:translateX(2px);}
.nav-link:hover i{color:var(--lime);}
.nav-link.active{background:var(--grad-brand);color:#fff;box-shadow:0 12px 26px -16px rgba(31,185,138,.9);}
.nav-link.active i{color:#fff;}
.nav-link.active::before{
  content:"";position:absolute;left:-14px;top:12px;bottom:12px;width:3px;
  border-radius:0 3px 3px 0;background:var(--lime);
}
.sidebar-foot{margin-top:auto;padding:18px 4px 0;display:flex;flex-direction:column;gap:10px;}
.side-support{
  display:flex;align-items:center;justify-content:center;gap:8px;
  height:44px;border-radius:14px;font-size:13.5px;
  color:rgba(255,255,255,.78);
  border:1px solid rgba(255,255,255,.16);
  transition:.25s var(--ease);
}
.side-support:hover{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(201,244,91,.45);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;
  border:1px solid transparent;cursor:pointer;
  font-size:15px;font-weight:600;letter-spacing:.2px;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease);
}
.btn-primary{background:var(--grad-warm);color:#fff;box-shadow:0 12px 26px -14px rgba(255,90,31,.85);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 34px -14px rgba(255,90,31,.9);filter:brightness(1.04);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--brand-mid);color:var(--brand-mid);background:rgba(20,135,106,.06);}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.42);}
.btn-outline-light:hover{background:rgba(255,255,255,.14);}
.btn-block{width:100%;}
.btn-sm{height:40px;padding:0 18px;font-size:13.5px;}
.text-link{display:inline-flex;align-items:center;gap:7px;color:var(--brand-mid);font-size:14px;font-weight:600;transition:.22s;}
.text-link:hover{color:var(--brand-dark);gap:11px;}

/* ============ 顶部移动栏 ============ */
.topbar{
  display:none;position:sticky;top:0;z-index:55;
  height:56px;align-items:center;justify-content:space-between;
  padding:0 16px;
  background:rgba(245,244,239,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.topbar .logo-mark{width:32px;height:32px;flex:0 0 32px;font-size:14px;border-radius:10px;}
.topbar .brand{height:56px;padding:0;gap:10px;}
.topbar .brand-text b{font-size:15px;color:var(--brand-dark);}
.menu-toggle{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  width:42px;height:42px;border-radius:12px;
  background:#fff;border:1px solid var(--line);cursor:pointer;
  transition:.25s var(--ease);
}
.menu-toggle:hover{border-color:var(--brand-mid);}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--brand-dark);border-radius:2px;transition:.25s var(--ease);}
.menu-toggle.open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.menu-toggle.open span:nth-child(2){opacity:0;}
.menu-toggle.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
.scrim{
  position:fixed;inset:0;background:rgba(11,42,37,.6);
  opacity:0;visibility:hidden;transition:.3s var(--ease);z-index:58;
}
.scrim.show{opacity:1;visibility:visible;}

/* ============ 面包屑 ============ */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--text-3);margin:4px 0 18px;
}
.breadcrumb a{color:var(--text-2);transition:.2s;}
.breadcrumb a:hover{color:var(--brand-mid);}
.breadcrumb i{font-size:10px;color:var(--text-3);}
.breadcrumb .crumb-current{
  max-width:22em;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
  color:var(--brand-dark);font-weight:600;
}

/* ============ 文章头部 ============ */
.article-head{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);
  background:var(--dark-zone);
  color:#fff;
  padding:44px 40px 38px;
  box-shadow:var(--sh-2);
}
.article-head::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  opacity:.24;
}
.article-head::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(11,42,37,.97) 0%,rgba(14,59,52,.88) 48%,rgba(31,185,138,.58) 100%);
}
.article-head > *{position:relative;z-index:2;}
.head-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.8px;color:var(--lime);font-weight:600;
}
.article-head h1{
  font-size:clamp(26px,3.1vw,40px);
  line-height:1.32;font-weight:700;letter-spacing:-.4px;
  margin:14px 0 22px;max-width:24em;
}
.meta-row{display:flex;flex-wrap:wrap;gap:10px;}
.meta-chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 13px;border-radius:999px;
  font-size:12.5px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.2);
  color:rgba(255,255,255,.88);
}
.meta-chip i{font-size:11.5px;opacity:.85;}
.meta-chip.cat{background:var(--lime);border-color:transparent;color:#0E3B34;font-weight:600;}

/* ============ 双栏阅读版式 ============ */
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 320px;
  gap:32px;
  margin-top:28px;
  align-items:start;
}
.article-content{
  min-width:0;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:42px 44px 48px;
  box-shadow:var(--sh-1);
}
.article-content h2{
  font-size:32px;line-height:1.34;font-weight:650;letter-spacing:-.3px;
  margin:44px 0 16px;color:var(--brand-dark);
}
.article-content h2:first-child{margin-top:0;}
.article-content h3{
  font-size:20px;line-height:1.5;font-weight:600;
  margin:32px 0 12px;color:var(--text);
}
.article-content h4{font-size:17px;font-weight:600;margin:24px 0 10px;}
.article-content p{
  margin:0 0 18px;
  font-size:16px;line-height:1.85;color:#22312C;
  text-align:left;
}
.article-content ul,.article-content ol{margin:0 0 20px;padding-left:24px;color:#22312C;}
.article-content ul li{list-style:disc;margin:9px 0;line-height:1.8;}
.article-content ol li{list-style:decimal;margin:9px 0;line-height:1.8;}
.article-content strong{font-weight:600;color:var(--brand-dark);}
.article-content a{
  color:var(--brand-mid);
  border-bottom:1px solid rgba(20,135,106,.35);
  transition:.2s;
}
.article-content a:hover{color:var(--brand-dark);border-bottom-color:var(--brand-dark);}
.article-content blockquote{
  margin:26px 0;padding:18px 24px;
  background:var(--bg-alt);
  border-left:4px solid var(--brand-light);
  border-radius:0 16px 16px 0;
  color:var(--text-2);font-size:15.5px;line-height:1.85;
}
.article-content blockquote p:last-child{margin-bottom:0;}
.article-content img{
  width:100%;height:auto;border-radius:20px;
  margin:26px 0 10px;box-shadow:var(--sh-2);
  background:var(--bg-alt);
}
.article-content figure{margin:26px 0;}
.article-content figure img{margin-bottom:12px;}
.article-content figcaption{
  font-size:13px;color:var(--text-3);text-align:center;line-height:1.7;
}
.article-content table{
  width:100%;border-collapse:collapse;margin:26px 0;
  font-size:14.5px;border:1px solid var(--line);
  border-radius:14px;overflow:hidden;
}
.article-content thead th{
  background:var(--bg-alt);color:var(--text);font-weight:600;
  text-align:left;padding:13px 16px;
}
.article-content td{
  padding:13px 16px;border-top:1px solid var(--line);color:var(--text-2);
}
.article-content tbody tr:nth-child(even){background:#FAFAF7;}
.article-content code{
  background:var(--bg-alt);padding:2px 7px;border-radius:6px;
  font-size:.9em;color:var(--brand-dark);
  font-family:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
}
.article-content pre{
  background:var(--dark-zone);color:#E6F2EE;
  padding:20px 22px;border-radius:16px;overflow-x:auto;
  font-size:14px;line-height:1.7;margin:24px 0;
}
.article-content pre code{background:none;color:inherit;padding:0;}
.article-content hr{border:none;height:1px;background:var(--line);margin:34px 0;}

/* 空态 */
.empty-state{
  text-align:center;padding:44px 20px 40px;max-width:520px;margin:0 auto;
}
.empty-icon{
  width:72px;height:72px;border-radius:22px;margin:0 auto 20px;
  background:var(--bg-alt);display:grid;place-items:center;
  font-size:26px;color:var(--brand-mid);
}
.empty-title{font-size:19px;font-weight:650;color:var(--brand-dark);margin-bottom:8px;}
.empty-text{font-size:14px;color:var(--text-2);line-height:1.8;margin-bottom:22px;}

/* ============ 侧栏 ============ */
.article-side{position:sticky;top:24px;display:flex;flex-direction:column;gap:20px;}
.side-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:20px 20px 18px;
  box-shadow:var(--sh-1);
}
.side-title{
  display:flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.6px;
  color:var(--text-3);margin-bottom:14px;
}
.side-title i{color:var(--brand-mid);}
.toc-list li{margin-bottom:2px;}
.toc-list a{
  display:flex;align-items:center;gap:10px;
  padding:9px 12px;border-radius:12px;
  font-size:14px;color:var(--text-2);
  transition:.22s var(--ease);
}
.toc-list a i{font-size:11px;color:var(--text-3);transition:.22s;}
.toc-list a:hover{background:var(--bg-alt);color:var(--brand-dark);}
.toc-list a:hover i{color:var(--brand-mid);}
.entry-list li + li{border-top:1px solid var(--line);}
.entry-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:12px 2px;font-size:14px;color:var(--text-2);
  transition:.22s var(--ease);
}
.entry-list a i{font-size:11px;color:var(--text-3);transition:.22s;}
.entry-list a:hover{color:var(--brand-dark);padding-left:6px;}
.entry-list a:hover i{color:var(--brand-mid);}
.brand-card{
  position:relative;overflow:hidden;
  background:var(--grad-brand);
  border:none;color:#fff;
  box-shadow:var(--sh-2);
}
.brand-card::after{
  content:"";position:absolute;right:-46px;top:-46px;
  width:132px;height:132px;border-radius:50%;
  background:rgba(201,244,91,.16);
}
.brand-card > *{position:relative;z-index:1;}
.brand-card .logo-mark{background:rgba(255,255,255,.16);box-shadow:inset 0 0 0 1px rgba(201,244,91,.5);margin-bottom:14px;}
.brand-card-title{font-size:16px;font-weight:650;margin-bottom:8px;}
.brand-card p{font-size:13px;line-height:1.75;color:rgba(255,255,255,.78);margin-bottom:16px;}

/* ============ 通用区块 ============ */
.section{margin-top:56px;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:16px;
  margin-bottom:22px;flex-wrap:wrap;
}
.section-head h2{
  font-size:26px;line-height:1.4;font-weight:650;letter-spacing:-.3px;color:var(--brand-dark);
}
.section-head .section-sub{font-size:14px;color:var(--text-2);margin-top:6px;}

/* 相关推荐卡片 */
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.rel-card{
  display:flex;flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .35s var(--ease),box-shadow .35s var(--ease);
}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.rel-thumb{aspect-ratio:16/10;background:var(--bg-alt);overflow:hidden;}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.rel-card:hover .rel-thumb img{transform:scale(1.03);}
.rel-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1 1 auto;}
.tag{
  display:inline-flex;align-items:center;
  padding:4px 11px;border-radius:999px;
  font-size:12px;font-weight:600;
  background:rgba(20,135,106,.1);color:var(--brand-mid);
  margin-bottom:12px;align-self:flex-start;
}
.rel-body h3{
  font-size:17px;line-height:1.5;font-weight:600;color:var(--text);
  margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rel-body p{
  font-size:13.5px;line-height:1.75;color:var(--text-2);
  margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.rel-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:12.5px;color:var(--text-3);
  padding-top:14px;border-top:1px solid var(--line);
}
.rel-meta i{color:var(--brand-mid);font-size:11px;}

/* 返回行 */
.back-row{
  margin-top:36px;display:flex;justify-content:center;
}

/* CTA 带 */
.cta-band{
  margin-top:56px;
  position:relative;overflow:hidden;
  background:var(--grad-brand);
  border-radius:var(--r-lg);
  padding:38px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  box-shadow:var(--sh-3);
  color:#fff;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;bottom:-80px;
  width:240px;height:240px;border-radius:50%;
  background:rgba(201,244,91,.14);
}
.cta-band > *{position:relative;z-index:1;}
.cta-band h2{font-size:24px;line-height:1.45;font-weight:650;color:#fff;margin-bottom:8px;}
.cta-band p{font-size:14px;line-height:1.7;color:rgba(255,255,255,.8);}

/* ============ 页脚 ============ */
.footer{
  background:var(--brand-dark);
  color:#F2F5F3;
  margin-top:64px;
  padding:56px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:34px;
  padding-bottom:44px;
}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px;}
.footer-brand .logo-mark{width:34px;height:34px;flex:0 0 34px;font-size:15px;border-radius:11px;}
.footer-brand b{font-size:16px;color:#fff;letter-spacing:.4px;}
.footer h3{
  font-size:14px;font-weight:600;color:var(--lime);
  margin-bottom:16px;letter-spacing:.5px;
}
.footer p{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.68);}
.footer li{margin-bottom:11px;}
.footer li a{font-size:13.5px;color:rgba(255,255,255,.68);transition:.22s var(--ease);}
.footer li a:hover{color:#fff;padding-left:4px;}
.footer-info li{
  display:flex;align-items:center;gap:10px;
  font-size:13.5px;color:rgba(255,255,255,.68);
}
.footer-info i{color:var(--brand-light);width:16px;text-align:center;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:12.5px;color:rgba(255,255,255,.5);
}
.site-url{font-family:"SFMono-Regular",Consolas,Menlo,monospace;letter-spacing:.4px;}

/* ============ 移动端底部转化条 ============ */
.mobile-cta{display:none;}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .article-layout{grid-template-columns:minmax(0,1fr) 286px;gap:26px;}
  .article-content{padding:36px 34px 42px;}
}
@media (max-width:1023px){
  .topbar{display:flex;}
  .sidebar{
    position:fixed;left:0;top:0;bottom:0;height:100%;
    width:82%;max-width:304px;flex:none;
    transform:translateX(-105%);
    transition:transform .32s var(--ease);
    box-shadow:var(--sh-3);
  }
  .sidebar.open{transform:translateX(0);}
  .main-inner{padding:20px 24px 0;}
  .container{padding:0 24px;}
  .article-head{padding:34px 26px 30px;border-radius:24px;}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:24px;}
  .article-side{position:static;order:2;flex-direction:column;}
  .article-content{padding:30px 26px 34px;border-radius:24px;}
  .article-content h2{font-size:26px;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-band{flex-direction:column;align-items:flex-start;padding:30px 26px;border-radius:24px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
}
@media (max-width:767px){
  body{font-size:15px;}
  .main-inner{padding:16px 16px 0;}
  .container{padding:0 16px;}
  .article-head{padding:28px 20px 26px;border-radius:20px;}
  .article-content{padding:24px 18px 28px;border-radius:20px;}
  .article-content h2{font-size:22px;margin-top:34px;}
  .article-content h3{font-size:17px;margin-top:26px;}
  .article-content p{font-size:15px;line-height:1.82;}
  .section-head h2{font-size:21px;}
  .related-grid{grid-template-columns:minmax(0,1fr);}
  .section{margin-top:44px;}
  .cta-band{margin-top:44px;}
  .footer{margin-top:48px;padding-top:42px;padding-bottom:76px;}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:24px;}
  .mobile-cta{
    position:fixed;left:0;right:0;bottom:0;height:64px;z-index:72;
    display:flex;align-items:center;gap:10px;
    padding:0 16px;
    background:rgba(255,255,255,.97);
    backdrop-filter:blur(10px);
    border-top:1px solid var(--line);
  }
  .mobile-cta .mc-text{flex:1 1 auto;min-width:0;}
  .mobile-cta .mc-text b{display:block;font-size:13.5px;color:var(--brand-dark);line-height:1.3;}
  .mobile-cta .mc-text span{display:block;font-size:11.5px;color:var(--text-3);}
  .mobile-cta .btn{height:42px;padding:0 18px;font-size:13.5px;flex:0 0 auto;}
}
@media (max-width:520px){
  .article-head h1{font-size:23px;line-height:1.4;}
  .meta-chip{font-size:11.5px;padding:5px 11px;}
  .article-content h2{font-size:20px;}
  .breadcrumb{font-size:12px;}
  .btn{height:46px;padding:0 20px;font-size:14px;}
  .cta-band h2{font-size:20px;}
}

/* roulang page: category1 */
/* ========== 设计变量 ========== */
:root{
  --ink:#0E3B34;
  --green:#14876A;
  --green-lt:#1FB98A;
  --orange:#FF6A2B;
  --lime:#C9F45B;
  --bg:#F5F4EF;
  --bg-alt:#EDEBE3;
  --card:#FFFFFF;
  --dark:#0B2A25;
  --text:#16201D;
  --text-2:#55635E;
  --text-3:#8C9A94;
  --line:#E3E1D8;
  --grad-brand:linear-gradient(115deg,#0E3B34 0%,#14876A 55%,#1FB98A 100%);
  --grad-warm:linear-gradient(115deg,#FF8A3D 0%,#FF5A1F 100%);
  --r-sm:14px;
  --r-md:20px;
  --r-lg:28px;
  --sh-1:0 1px 2px rgba(14,59,52,.06);
  --sh-2:0 10px 30px -12px rgba(14,59,52,.18);
  --sh-3:0 24px 60px -20px rgba(14,59,52,.28);
  --sidebar-w:264px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
/* ========== 基础重置 ========== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",Inter,system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
input{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1,h2,h3{line-height:1.3;font-weight:600}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:6px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:10px 18px;border-radius:0 0 12px 0;z-index:200}
.skip-link:focus{left:0}
.tnum{font-variant-numeric:tabular-nums}
/* ========== 布局骨架 ========== */
.app-shell{display:flex;min-height:100vh}
.main-wrap{
  margin-left:var(--sidebar-w);
  flex:1 1 auto;
  min-width:0;
  display:flex;
  flex-direction:column;
}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 40px}
/* ========== 左侧 App Shell ========== */
.sidebar{
  position:fixed;
  top:0;bottom:0;left:0;
  width:var(--sidebar-w);
  background:var(--ink);
  color:#F2F5F3;
  display:flex;
  flex-direction:column;
  padding:0 16px 20px;
  overflow-y:auto;
  z-index:60;
  transition:width .25s var(--ease);
}
.sidebar::-webkit-scrollbar{width:6px}
.sidebar::-webkit-scrollbar-thumb{background:rgba(255,255,255,.14);border-radius:99px}
.sidebar-brand{
  height:88px;
  display:flex;
  align-items:center;
  gap:12px;
  padding:0 8px;
  flex:0 0 auto;
}
.logo-mark{
  width:42px;height:42px;
  flex:0 0 auto;
  border-radius:13px;
  background:var(--grad-brand);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.22);
  display:grid;place-items:center;
  font-size:18px;font-weight:700;color:#fff;
}
.brand-text b{display:block;font-size:16px;font-weight:700;letter-spacing:.4px;white-space:nowrap}
.brand-text span{display:block;font-size:11.5px;color:rgba(255,255,255,.55);white-space:nowrap}
.sidebar-nav{display:flex;flex-direction:column;flex:1 1 auto}
.nav-group-title{
  margin:0;
  padding:14px 12px 8px;
  font-size:11.5px;
  letter-spacing:.14em;
  color:rgba(255,255,255,.4);
}
.nav-link{
  position:relative;
  display:flex;
  align-items:center;
  gap:12px;
  height:48px;
  padding:0 14px;
  border-radius:var(--r-sm);
  font-size:14.5px;
  color:rgba(255,255,255,.78);
  transition:background .22s var(--ease),color .22s var(--ease);
}
.nav-link i{width:20px;text-align:center;font-size:15px;flex:0 0 auto}
.nav-link .nav-text{white-space:nowrap}
.nav-link:hover{background:rgba(255,255,255,.08);color:#fff}
.nav-link.active{
  background:linear-gradient(115deg,rgba(31,185,138,.4),rgba(14,59,52,.15));
  color:#fff;
  box-shadow:inset 0 0 0 1px rgba(31,185,138,.4);
}
.nav-link.active::before{
  content:"";
  position:absolute;
  left:-16px;top:11px;bottom:11px;
  width:3px;
  border-radius:0 3px 3px 0;
  background:var(--lime);
}
.nav-sep{height:1px;background:rgba(255,255,255,.1);margin:16px 12px}
.sidebar-footer{margin-top:auto;padding-top:18px;display:grid;gap:10px}
.sidebar-cta{
  display:flex;align-items:center;justify-content:center;gap:9px;
  height:48px;border-radius:var(--r-sm);
  background:var(--grad-warm);
  color:#fff;font-weight:600;font-size:14.5px;
  box-shadow:0 12px 26px -14px rgba(255,90,31,.85);
  transition:transform .2s var(--ease),filter .2s var(--ease);
}
.sidebar-cta:hover{transform:translateY(-2px);filter:brightness(1.06)}
.sidebar-cta:active{transform:translateY(1px)}
.sidebar-contact{
  display:flex;align-items:center;justify-content:center;gap:9px;
  height:46px;border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.22);
  color:rgba(255,255,255,.86);font-size:14px;
  transition:background .2s var(--ease),border-color .2s var(--ease);
}
.sidebar-contact:hover{background:rgba(255,255,255,.08);border-color:rgba(201,244,91,.5)}
.nav-mask{display:none}
/* ========== 移动端顶栏 ========== */
.topbar{
  display:none;
  position:sticky;top:0;z-index:50;
  height:64px;
  align-items:center;gap:14px;
  padding:0 16px;
  background:rgba(245,244,239,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-toggle{
  width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  display:grid;place-items:center;
  font-size:16px;color:var(--ink);
}
.nav-toggle:hover{border-color:var(--green-lt)}
.topbar-brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:15px;color:var(--ink)}
.topbar-brand .logo-mark{width:34px;height:34px;border-radius:10px;font-size:15px}
/* ========== 分类 Hero 条 ========== */
.cat-hero{
  position:relative;
  isolation:isolate;
  overflow:hidden;
  margin-top:32px;
  padding:44px 44px 40px;
  border-radius:var(--r-lg);
  background:var(--grad-brand);
  color:#F2F5F3;
  box-shadow:var(--sh-3);
}
.cat-hero::before{
  content:"";position:absolute;inset:0;z-index:-2;
  background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  opacity:.2;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:radial-gradient(120% 120% at 100% 0,rgba(201,244,91,.2),transparent 58%);
}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);margin-bottom:18px}
.crumbs a{color:rgba(255,255,255,.82);transition:color .2s var(--ease)}
.crumbs a:hover{color:var(--lime)}
.crumbs span[aria-current]{color:rgba(255,255,255,.6)}
.cat-hero h1{
  font-size:44px;
  line-height:1.24;
  font-weight:700;
  letter-spacing:-.4px;
  max-width:820px;
}
.hero-sub{
  margin-top:14px;
  font-size:17px;
  color:rgba(255,255,255,.84);
  max-width:660px;
}
.badge-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.badge{
  display:flex;align-items:baseline;gap:9px;
  padding:12px 20px;
  border-radius:999px;
  background:rgba(11,42,37,.5);
  box-shadow:inset 0 0 0 1px rgba(201,244,91,.28);
}
.badge-num{font-size:22px;font-weight:700;color:var(--lime);font-variant-numeric:tabular-nums;letter-spacing:.4px}
.badge-label{font-size:13px;color:rgba(255,255,255,.78)}
/* ========== 页内锚点导航 ========== */
.anchor-nav{
  position:sticky;top:0;z-index:40;
  margin-top:28px;
  padding:12px 0;
  background:rgba(245,244,239,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.anchor-nav ul{display:flex;gap:10px;overflow-x:auto;scrollbar-width:none}
.anchor-nav ul::-webkit-scrollbar{display:none}
.anchor-nav a{
  display:inline-flex;align-items:center;gap:8px;
  height:40px;padding:0 18px;
  border-radius:999px;
  border:1px solid var(--line);
  background:#fff;
  font-size:14px;color:var(--text-2);
  white-space:nowrap;
  transition:all .22s var(--ease);
}
.anchor-nav a:hover{border-color:var(--green-lt);color:var(--ink);transform:translateY(-1px)}
.anchor-nav a i{font-size:12px;color:var(--green)}
/* ========== 通用板块 ========== */
.section{padding:72px 0 0}
.section-head{max-width:760px;margin-bottom:36px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.06em;
  color:var(--green);
  padding:5px 14px;
  border-radius:999px;
  background:rgba(31,185,138,.1);
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime)}
.section-head h2{font-size:32px;font-weight:650;letter-spacing:-.3px;margin-top:16px}
.section-desc{margin-top:12px;color:var(--text-2);font-size:15.5px}
/* ========== 步骤时间轴 + 右侧入口卡 ========== */
.steps-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 340px;
  gap:32px;
  align-items:start;
}
.timeline{position:relative;padding-left:0}
.timeline::before{
  content:"";position:absolute;
  left:23px;top:16px;bottom:26px;
  width:2px;
  background:linear-gradient(180deg,var(--green-lt),var(--lime));
  opacity:.5;
}
.step{position:relative;padding:0 0 26px 68px}
.step:last-child{padding-bottom:0}
.step-num{
  position:absolute;left:0;top:0;
  width:48px;height:48px;
  border-radius:16px;
  background:#fff;
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  display:grid;place-items:center;
  font-size:16px;font-weight:700;color:var(--ink);
  font-variant-numeric:tabular-nums;
}
.step-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:22px 24px;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.step-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(31,185,138,.4)}
.step-card h3{font-size:19px;font-weight:600}
.step-card p{margin-top:8px;color:var(--text-2);font-size:15px}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;
  font-size:12.5px;
  color:var(--green);
  background:rgba(31,185,138,.1);
  border-radius:999px;
}
.entry-card{
  position:sticky;top:96px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:26px 24px;
  box-shadow:var(--sh-2);
}
.entry-card h3{font-size:18px;font-weight:650}
.entry-card > p{margin-top:8px;font-size:13.5px;color:var(--text-2)}
.entry-form{margin-top:20px;display:grid;gap:14px}
.field{display:grid;gap:7px}
.field label{font-size:13px;color:var(--text-2)}
.field input{
  height:48px;
  padding:0 14px;
  border-radius:var(--r-sm);
  border:1px solid var(--line);
  background:#FCFCFA;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field input::placeholder{color:var(--text-3)}
.field input:focus{outline:none;border-color:var(--green);box-shadow:0 0 0 4px rgba(31,185,138,.14)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:48px;padding:0 24px;
  border-radius:999px;
  font-size:15px;font-weight:600;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),filter .2s var(--ease),background .2s var(--ease),color .2s var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--grad-warm);color:#fff;box-shadow:0 14px 28px -16px rgba(255,90,31,.9)}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.05);box-shadow:0 20px 34px -16px rgba(255,90,31,.95)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{border:1.5px solid rgba(31,185,138,.55);color:var(--green)}
.btn-ghost:hover{background:rgba(31,185,138,.09);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-block{width:100%}
.btn:disabled{filter:saturate(.4);opacity:.6;pointer-events:none}
.form-tip{
  display:none;
  margin-top:12px;
  padding:12px 14px;
  border-radius:var(--r-sm);
  background:rgba(31,185,138,.1);
  border:1px solid rgba(31,185,138,.35);
  font-size:13px;
  color:var(--ink);
}
.form-tip.show{display:block}
.entry-divider{height:1px;background:var(--line);margin:22px 0 18px}
.entry-links{display:grid;gap:8px}
.entry-links a{
  display:flex;align-items:center;justify-content:space-between;
  gap:10px;
  padding:11px 14px;
  border-radius:var(--r-sm);
  background:var(--bg);
  font-size:14px;color:var(--text-2);
  transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.entry-links a:hover{background:rgba(31,185,138,.12);color:var(--ink);transform:translateX(3px)}
.entry-links a i{font-size:12px;color:var(--green)}
.entry-note{margin-top:16px;font-size:12.5px;color:var(--text-3);line-height:1.7}
/* ========== 适用场景 ========== */
.scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.scene-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  display:flex;flex-direction:column;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.scene-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(31,185,138,.35)}
.scene-cover{
  aspect-ratio:16/10;
  background:var(--bg-alt);
  overflow:hidden;
}
.scene-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.scene-card:hover .scene-cover img{transform:scale(1.03)}
.scene-body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1 1 auto}
.scene-body h3{font-size:17.5px}
.scene-body p{margin-top:8px;font-size:14px;color:var(--text-2);flex:1 1 auto}
.scene-link{
  margin-top:16px;
  display:inline-flex;align-items:center;gap:7px;
  font-size:13.5px;font-weight:600;color:var(--green);
}
.scene-link i{transition:transform .25s var(--ease);font-size:12px}
.scene-link:hover i{transform:translateX(4px)}
/* ========== 安全要点 ========== */
.safety-wrap{
  background:var(--bg-alt);
  border-radius:var(--r-lg);
  padding:44px 40px;
}
.safety-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 32px;margin-top:8px}
.safety-item{display:flex;gap:14px;align-items:flex-start}
.safety-item i{
  flex:0 0 auto;
  width:34px;height:34px;border-radius:11px;
  display:grid;place-items:center;
  background:#fff;color:var(--green);
  font-size:14px;
  box-shadow:var(--sh-1);
}
.safety-item h3{font-size:16.5px;font-weight:600}
.safety-item p{margin-top:5px;font-size:14px;color:var(--text-2)}
.metric-row{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:34px}
.metric{
  border-radius:var(--r-md);
  padding:22px 20px;
  background:var(--grad-brand);
  color:#F2F5F3;
  box-shadow:inset 0 0 0 1px rgba(201,244,91,.22);
}
.metric b{display:block;font-size:30px;font-weight:700;color:var(--lime);font-variant-numeric:tabular-nums;line-height:1.1}
.metric span{display:block;margin-top:8px;font-size:13px;color:rgba(255,255,255,.78)}
/* ========== FAQ ========== */
.faq-list{display:grid;gap:14px}
.faq-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.faq-item:hover{border-color:rgba(31,185,138,.35)}
.faq-item.open{box-shadow:var(--sh-2);border-color:rgba(31,185,138,.45)}
.faq-q{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;
  text-align:left;
  font-size:16.5px;
  font-weight:600;
  color:var(--text);
  position:relative;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:0;
  background:var(--lime);border-radius:0 4px 4px 0;transition:width .25s var(--ease);
}
.faq-item.open .faq-q{color:var(--ink)}
.faq-item.open .faq-q::before{width:4px}
.faq-q i{
  flex:0 0 auto;
  width:30px;height:30px;border-radius:999px;
  display:grid;place-items:center;
  background:var(--bg-alt);color:var(--green);font-size:12px;
  transition:transform .25s var(--ease),background .25s var(--ease);
}
.faq-item.open .faq-q i{transform:rotate(45deg);background:rgba(201,244,91,.55);color:var(--ink)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s var(--ease)}
.faq-item.open .faq-a{max-height:340px}
.faq-a-inner{padding:0 24px 22px;border-top:1px solid var(--line);margin-top:-1px}
.faq-a-inner p{padding-top:16px;font-size:14.5px;color:var(--text-2);line-height:1.85}
/* ========== 转化 CTA 带 ========== */
.cta-band{
  margin-top:72px;
  border-radius:var(--r-lg);
  padding:40px 44px;
  background:linear-gradient(115deg,#0B2A25 0%,#0E3B34 45%,#14876A 100%);
  color:#F2F5F3;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  box-shadow:var(--sh-3);
  position:relative;
  overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(201,244,91,.22),transparent 68%);
}
.cta-band h2{font-size:26px;font-weight:650;letter-spacing:-.2px;position:relative;z-index:1}
.cta-band p{margin-top:8px;font-size:14.5px;color:rgba(255,255,255,.72);position:relative;z-index:1}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1}
.btn-outline-light{border:1.5px solid rgba(255,255,255,.7);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.12);transform:translateY(-2px)}
.btn-outline-light:active{transform:translateY(1px)}
/* ========== 页脚 ========== */
.footer{margin-top:72px;background:var(--dark);color:rgba(255,255,255,.68);padding:56px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:12px;color:#fff;margin-bottom:16px}
.footer-brand b{font-size:17px;letter-spacing:.4px}
.footer p{font-size:13.5px;line-height:1.85;max-width:340px}
.footer h3{font-size:14px;color:var(--lime);font-weight:600;letter-spacing:.04em;margin-bottom:16px}
.footer ul{display:grid;gap:11px}
.footer ul a{font-size:13.5px;color:rgba(255,255,255,.68);transition:color .2s var(--ease),padding-left .2s var(--ease)}
.footer ul a:hover{color:var(--lime);padding-left:4px}
.footer-info li{display:flex;align-items:center;gap:10px;font-size:13.5px}
.footer-info i{color:var(--green-lt);font-size:13px;width:16px}
.footer-bottom{
  margin-top:40px;padding-top:20px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}
.site-url{font-variant-numeric:tabular-nums}
/* ========== 移动端底部转化条 ========== */
.mobile-cta-bar{
  display:none;
  position:fixed;left:0;right:0;bottom:0;
  height:64px;
  align-items:center;gap:12px;
  padding:0 16px;
  background:rgba(255,255,255,.97);
  border-top:1px solid var(--line);
  box-shadow:0 -8px 26px -16px rgba(14,59,52,.5);
  z-index:45;
}
.mobile-cta-bar .btn{flex:1 1 0;height:44px;font-size:14.5px;padding:0 12px}
/* ========== 响应式 ========== */
@media (max-width:1279px) and (min-width:1024px){
  .sidebar{width:84px;padding:0 12px 20px}
  .sidebar:hover{width:var(--sidebar-w);padding:0 16px 20px;box-shadow:var(--sh-3)}
  .sidebar:not(:hover) .nav-text,
  .sidebar:not(:hover) .brand-text,
  .sidebar:not(:hover) .nav-group-title,
  .sidebar:not(:hover) .sidebar-cta span,
  .sidebar:not(:hover) .sidebar-contact span{display:none}
  .sidebar:not(:hover) .sidebar-brand{justify-content:center;padding:0}
  .sidebar:not(:hover) .nav-link{justify-content:center;padding:0}
  .sidebar:not(:hover) .nav-sep{margin:16px 4px}
  .main-wrap{margin-left:84px}
  .container{padding:0 24px}
  .steps-layout{grid-template-columns:minmax(0,1fr) 320px;gap:26px}
}
@media (max-width:1023px){
  .sidebar{
    transform:translateX(-100%);
    transition:transform .28s var(--ease);
    width:82%;
    max-width:320px;
    box-shadow:var(--sh-3);
  }
  .sidebar.open{transform:translateX(0)}
  .main-wrap{margin-left:0}
  .topbar{display:flex}
  .nav-mask{
    display:block;
    position:fixed;inset:0;
    background:rgba(11,42,37,.6);
    opacity:0;visibility:hidden;
    transition:opacity .25s var(--ease),visibility .25s var(--ease);
    z-index:55;
  }
  .nav-mask.show{opacity:1;visibility:visible}
  .container{padding:0 24px}
  .section{padding:60px 0 0}
  .cat-hero{padding:36px 32px 34px;margin-top:24px}
  .cat-hero h1{font-size:34px}
  .hero-sub{font-size:16px}
  .section-head h2{font-size:26px}
  .steps-layout{grid-template-columns:1fr;gap:26px}
  .entry-card{position:static}
  .scene-grid{grid-template-columns:repeat(2,1fr);gap:20px}
  .safety-grid{grid-template-columns:1fr}
  .metric-row{grid-template-columns:repeat(2,1fr)}
  .cta-band{flex-direction:column;align-items:flex-start;padding:34px 32px}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:28px}
}
@media (max-width:767px){
  body{font-size:15px}
  .container{padding:0 16px}
  .cat-hero{margin-top:18px;padding:28px 20px 26px;border-radius:22px}
  .cat-hero h1{font-size:26px;line-height:1.3}
  .hero-sub{font-size:14.5px;margin-top:10px}
  .badge-row{gap:8px;margin-top:20px}
  .badge{padding:9px 15px}
  .badge-num{font-size:18px}
  .badge-label{font-size:12px}
  .anchor-nav{margin-top:18px}
  .section{padding:48px 0 0}
  .section-head h2{font-size:22px}
  .section-desc{font-size:14.5px}
  .step{padding-left:58px}
  .step-num{width:42px;height:42px;border-radius:14px;font-size:15px}
  .timeline::before{left:20px}
  .step-card{padding:18px 18px}
  .step-card h3{font-size:17px;line-height:1.4}
  .scene-grid{grid-template-columns:1fr}
  .safety-wrap{padding:28px 20px;border-radius:22px}
  .metric-row{grid-template-columns:repeat(2,1fr);gap:12px}
  .metric{padding:16px 14px;border-radius:16px}
  .metric b{font-size:24px}
  .faq-q{padding:16px 18px;font-size:15.5px;gap:12px}
  .faq-a-inner{padding:0 18px 18px}
  .cta-band{padding:28px 20px;border-radius:22px;margin-top:48px}
  .cta-band h2{font-size:20px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer{margin-top:48px;padding:40px 0 84px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer p{max-width:100%}
  .mobile-cta-bar{display:flex}
  .entry-card{padding:22px 18px;border-radius:22px}
}
@media (max-width:479px){
  .cat-hero h1{font-size:23px}
  .badge-num{font-size:16px}
  .metric-row{grid-template-columns:1fr}
  .topbar-brand span{font-size:14px}
}

/* roulang page: category2 */
:root{
  --ink:#0E3B34;
  --teal:#14876A;
  --teal-l:#1FB98A;
  --orange:#FF6A2B;
  --orange-l:#FF8A3D;
  --orange-d:#FF5A1F;
  --lime:#C9F45B;
  --bg:#F5F4EF;
  --bg-alt:#EDEBE3;
  --card:#FFFFFF;
  --dark:#0B2A25;
  --t1:#16201D;
  --t2:#55635E;
  --t3:#8C9A94;
  --line:#E3E1D8;
  --grad:linear-gradient(115deg,#0E3B34 0%,#14876A 55%,#1FB98A 100%);
  --grad-warm:linear-gradient(115deg,#FF8A3D 0%,#FF5A1F 100%);
  --r-sm:14px;
  --r:20px;
  --r-lg:28px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(14,59,52,.06);
  --sh-2:0 10px 30px -12px rgba(14,59,52,.18);
  --sh-3:0 24px 60px -20px rgba(14,59,52,.28);
  --sidebar-w:248px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--t1);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;object-fit:cover}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button,input,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;box-shadow:0 0 0 4px rgba(201,244,91,.35)}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:10px 16px;border-radius:0 0 var(--r-sm) 0;z-index:200}
.skip-link:focus{left:0}

/* ---------- 布局骨架 ---------- */
.main-area{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 40px}
main{flex:1}

/* ---------- 左侧导航 ---------- */
.topbar{
  display:none;position:fixed;inset:0 0 auto 0;height:56px;z-index:70;
  background:linear-gradient(115deg,#0E3B34,#0B2A25);
  align-items:center;justify-content:space-between;padding:0 16px;
}
.topbar-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:15px}
.topbar-toggle{
  width:40px;height:40px;border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.06);
  color:#fff;border-radius:12px;cursor:pointer;display:grid;place-items:center;transition:background .25s;
}
.topbar-toggle:hover{background:rgba(255,255,255,.14)}

.sidebar{
  position:fixed;top:0;left:0;width:var(--sidebar-w);height:100vh;z-index:80;
  background:linear-gradient(180deg,#0E3B34 0%,#0B2A25 100%);
  display:flex;flex-direction:column;padding:0 14px 18px;
  transition:width .28s var(--ease);
}
.sidebar-brand{
  height:88px;display:flex;align-items:center;gap:12px;padding:0 10px;flex-shrink:0;
}
.logo-mark{
  width:40px;height:40px;border-radius:13px;display:grid;place-items:center;flex-shrink:0;
  background:var(--grad-warm);color:#fff;font-weight:700;font-size:18px;
  box-shadow:0 8px 20px -8px rgba(255,90,31,.7);
}
.brand-text{color:#fff;font-weight:700;font-size:15.5px;letter-spacing:.3px;white-space:nowrap}
.brand-sub{display:block;font-size:11.5px;font-weight:400;color:rgba(255,255,255,.55);letter-spacing:.6px}

.sidebar-nav{flex:1;overflow-y:auto;padding-bottom:12px}
.sidebar-nav::-webkit-scrollbar{width:5px}
.sidebar-nav::-webkit-scrollbar-thumb{background:rgba(255,255,255,.18);border-radius:3px}
.nav-group-title{
  margin:14px 12px 8px;font-size:11.5px;letter-spacing:1.4px;
  color:rgba(255,255,255,.42);
}
.nav-link{
  position:relative;display:flex;align-items:center;gap:12px;
  height:48px;padding:0 14px;margin-bottom:4px;border-radius:14px;
  color:rgba(242,245,243,.78);font-size:14.5px;
  transition:background .22s,color .22s,transform .22s;
}
.nav-link i{width:20px;text-align:center;font-size:15.5px;flex-shrink:0}
.nav-link:hover{background:rgba(255,255,255,.09);color:#fff}
.nav-link.active{
  background:var(--grad);color:#fff;font-weight:600;
  box-shadow:0 10px 24px -14px rgba(31,185,138,.9);
}
.nav-link.active::before{
  content:"";position:absolute;left:0;top:11px;bottom:11px;width:3px;
  border-radius:0 3px 3px 0;background:var(--lime);
}
.nav-sep{height:1px;background:rgba(255,255,255,.12);margin:14px 12px}
.sidebar-foot{flex-shrink:0;padding-top:14px;border-top:1px solid rgba(255,255,255,.12)}
.side-cta{
  display:flex;align-items:center;gap:12px;height:46px;padding:0 14px;border-radius:14px;
  background:var(--grad-warm);color:#fff;font-weight:600;font-size:14.5px;
  box-shadow:0 12px 26px -14px rgba(255,90,31,.95);transition:transform .22s,filter .22s;
}
.side-cta:hover{transform:translateY(-2px);filter:brightness(1.05)}
.side-support{
  display:flex;align-items:center;gap:12px;height:42px;padding:0 14px;margin-top:8px;border-radius:14px;
  color:rgba(255,255,255,.72);font-size:13.5px;transition:background .22s,color .22s;
}
.side-support:hover{background:rgba(255,255,255,.08);color:#fff}
.side-cta i,.side-support i{width:20px;text-align:center}

.drawer-mask{
  display:none;position:fixed;inset:0;background:rgba(11,42,37,.6);z-index:75;
  opacity:0;pointer-events:none;transition:opacity .3s;
}
.drawer-mask.show{opacity:1;pointer-events:auto}

/* ---------- 分类 Hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;
  background-image:linear-gradient(115deg,rgba(11,42,37,.94),rgba(20,135,106,.86)),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  color:#F2F5F3;padding:72px 0 64px;
}
.cat-hero::after{
  content:"";position:absolute;right:-120px;top:-80px;width:420px;height:420px;border-radius:50%;
  border:1px solid rgba(201,244,91,.18);
}
.cat-hero-inner{position:relative;z-index:2;max-width:820px}
.crumb{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:rgba(255,255,255,.62);margin-bottom:20px}
.crumb a:hover{color:var(--lime)}
.crumb span.sep{opacity:.5}
.cat-hero h1{
  font-size:48px;line-height:1.18;font-weight:700;letter-spacing:-.5px;margin-bottom:16px;
}
.cat-hero h1 em{font-style:normal;color:var(--lime)}
.cat-hero .lede{font-size:17px;line-height:1.8;color:rgba(255,255,255,.82);max-width:640px}
.hero-badges{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-badge{
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  border-radius:var(--r-pill);padding:10px 20px;display:flex;align-items:baseline;gap:8px;
  backdrop-filter:blur(2px);
}
.hero-badge b{font-size:22px;color:var(--lime);font-weight:700}
.hero-badge span{font-size:13px;color:rgba(255,255,255,.72)}

/* ---------- 页内锚点导航 ---------- */
.anchor-nav{
  position:sticky;top:0;z-index:50;
  background:rgba(245,244,239,.92);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.anchor-nav .container{display:flex;gap:8px;overflow-x:auto;padding-top:12px;padding-bottom:12px}
.anchor-nav::-webkit-scrollbar{height:0}
.anchor-nav a{
  flex-shrink:0;padding:8px 16px;border-radius:var(--r-pill);font-size:13.5px;
  color:var(--t2);border:1px solid transparent;transition:all .22s;white-space:nowrap;
}
.anchor-nav a:hover{background:#fff;border-color:var(--line);color:var(--ink);box-shadow:var(--sh-1)}

/* ---------- 板块通用 ---------- */
.section{padding:88px 0}
.section.alt{background:var(--bg-alt)}
.section-head{max-width:720px;margin-bottom:52px}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:1.6px;
  color:var(--teal);font-weight:600;margin-bottom:14px;
}
.section-head .eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--lime)}
.section-head h2{font-size:32px;line-height:1.32;font-weight:650;letter-spacing:-.3px}
.section-head p{margin-top:14px;color:var(--t2);font-size:15.5px}

/* ---------- Zigzag 图文 ---------- */
.zz-row{
  display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;
  scroll-margin-top:110px;
}
.zz-row + .zz-row{margin-top:96px}
.zz-row.flip .zz-media{order:2}
.zz-media{position:relative;border-radius:var(--r-lg);overflow:hidden;background:var(--bg-alt);box-shadow:var(--sh-2)}
.zz-media img{width:100%;aspect-ratio:16/11;object-fit:cover;transition:transform .6s var(--ease)}
.zz-row:hover .zz-media img{transform:scale(1.03)}
.zz-media .tag-float{
  position:absolute;left:20px;bottom:20px;background:rgba(11,42,37,.86);
  color:#fff;font-size:12.5px;padding:8px 16px;border-radius:var(--r-pill);
  display:flex;align-items:center;gap:8px;
}
.zz-media .tag-float i{color:var(--lime)}
.zz-index{
  display:inline-flex;align-items:center;gap:10px;font-size:12.5px;color:var(--teal);
  font-weight:600;letter-spacing:1.2px;margin-bottom:16px;
}
.zz-index b{
  display:inline-grid;place-items:center;width:30px;height:30px;border-radius:10px;
  background:rgba(31,185,138,.12);color:var(--teal);font-size:13px;
}
.zz-body h2{font-size:29px;line-height:1.35;font-weight:650;margin-bottom:18px}
.zz-body p{color:var(--t2);font-size:15.5px;margin-bottom:16px}
.zz-list{margin-top:22px;display:grid;gap:12px}
.zz-list li{display:flex;gap:12px;font-size:14.5px;color:var(--t2)}
.zz-list li i{color:var(--teal);margin-top:6px;font-size:13px}
.zz-list li b{color:var(--t1);font-weight:600}

/* ---------- 数据徽章组 ---------- */
.badge-row{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  margin:84px 0 0;
}
.badge-card{
  background:var(--grad);color:#fff;border-radius:var(--r);
  padding:26px 24px;position:relative;overflow:hidden;
  box-shadow:var(--sh-2);
}
.badge-card::after{
  content:"";position:absolute;right:-30px;bottom:-40px;width:120px;height:120px;border-radius:50%;
  border:1px solid rgba(201,244,91,.28);
}
.badge-card b{display:block;font-size:30px;font-weight:700;color:var(--lime);line-height:1.15;letter-spacing:-.5px}
.badge-card span{display:block;margin-top:8px;font-size:13px;color:rgba(255,255,255,.74)}

/* ---------- 对照清单 ---------- */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.compare-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px 30px;box-shadow:var(--sh-1);transition:box-shadow .3s,transform .3s;
}
.compare-card:hover{box-shadow:var(--sh-2);transform:translateY(-3px)}
.compare-card.hl{background:#fff;border-color:rgba(31,185,138,.4)}
.compare-head{display:flex;align-items:center;gap:12px;margin-bottom:20px}
.compare-head .dot{
  width:36px;height:36px;border-radius:12px;display:grid;place-items:center;
  background:rgba(31,185,138,.12);color:var(--teal);font-size:15px;
}
.compare-card.hl .compare-head .dot{background:var(--grad-warm);color:#fff}
.compare-head h3{font-size:18px;font-weight:600}
.compare-card ul{display:grid;gap:12px}
.compare-card li{display:flex;gap:11px;font-size:14.5px;color:var(--t2);line-height:1.7}
.compare-card li i{color:var(--teal);margin-top:6px;font-size:12px}
.compare-card.hl li i{color:var(--orange)}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  margin-bottom:14px;overflow:hidden;transition:box-shadow .28s,border-color .28s;
}
.faq-item[open]{box-shadow:var(--sh-2);border-color:transparent}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  padding:20px 56px 20px 26px;font-size:16.5px;font-weight:600;
  display:flex;align-items:center;gap:12px;transition:color .25s;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--teal)}
.faq-item summary::after{
  content:"+";position:absolute;right:24px;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:400;color:var(--teal);transition:transform .25s,color .25s;
}
.faq-item[open] summary{color:var(--ink)}
.faq-item[open] summary::after{content:"−";color:var(--teal)}
.faq-item[open] summary::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  border-radius:0 3px 3px 0;background:var(--lime);
}
.faq-body{padding:0 56px 22px 26px;color:var(--t2);font-size:15px;border-top:1px solid var(--line);padding-top:16px;margin:0 26px 0 26px;padding-left:0;padding-right:0}

/* ---------- CTA 带 ---------- */
.cta-band{
  background:var(--grad);border-radius:var(--r-lg);color:#fff;
  padding:48px 52px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  position:relative;overflow:hidden;box-shadow:var(--sh-3);
}
.cta-band::before{
  content:"";position:absolute;right:-80px;top:-100px;width:320px;height:320px;border-radius:50%;
  border:1px solid rgba(201,244,91,.25);
}
.cta-band h2{font-size:27px;font-weight:650;line-height:1.4;position:relative;z-index:2}
.cta-band p{margin-top:10px;color:rgba(255,255,255,.78);font-size:14.5px;position:relative;z-index:2}
.cta-band .cta-actions{display:flex;gap:14px;flex-shrink:0;position:relative;z-index:2}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 28px;border-radius:var(--r-pill);font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:transform .22s,box-shadow .22s,filter .22s,background .22s,color .22s;
  white-space:nowrap;
}
.btn-primary{background:var(--grad-warm);color:#fff;box-shadow:0 14px 28px -16px rgba(255,90,31,.95)}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.05);box-shadow:0 20px 34px -16px rgba(255,90,31,.95)}
.btn-primary:active{transform:translateY(1px)}
.btn-outline{border-color:rgba(20,135,106,.45);color:var(--ink);background:#fff}
.btn-outline:hover{background:rgba(20,135,106,.08);transform:translateY(-2px)}
.btn-outline:active{transform:translateY(1px)}
.btn-ghost{border-color:rgba(255,255,255,.4);color:#fff;background:rgba(255,255,255,.06)}
.btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
.btn:disabled{opacity:.4;cursor:not-allowed;filter:saturate(.4)}

/* ---------- 页脚 ---------- */
.footer{background:linear-gradient(180deg,#0E3B34,#0B2A25);color:rgba(242,245,243,.72);padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:12px;color:#fff;font-size:16px;margin-bottom:16px}
.footer-brand .logo-mark{width:36px;height:36px;border-radius:12px;font-size:16px}
.footer p{font-size:13.5px;line-height:1.9;color:rgba(242,245,243,.62);max-width:340px}
.footer h3{font-size:14px;color:var(--lime);margin-bottom:18px;font-weight:600;letter-spacing:.5px}
.footer ul{display:grid;gap:11px}
.footer ul a{font-size:13.5px;color:rgba(242,245,243,.7);transition:color .22s}
.footer ul a:hover{color:var(--lime)}
.footer-info li{display:flex;align-items:center;gap:10px;font-size:13.5px}
.footer-info i{color:var(--teal-l);width:16px;text-align:center}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 28px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:12.5px;color:rgba(242,245,243,.52);
}
.footer-bottom .site-url{font-variant-numeric:tabular-nums}

/* ---------- 移动端底部转化条 ---------- */
.mobile-cta{
  display:none;position:fixed;left:0;right:0;bottom:0;height:64px;z-index:65;
  background:rgba(11,42,37,.96);backdrop-filter:blur(8px);
  align-items:center;justify-content:space-between;gap:14px;padding:0 16px;
  border-top:1px solid rgba(255,255,255,.12);
}
.mobile-cta span{color:rgba(255,255,255,.74);font-size:13px}

/* ---------- 响应式 ---------- */
@media (max-width:1439px){
  .container{max-width:1160px}
}
@media (max-width:1279px) and (min-width:1025px){
  :root{--sidebar-w:240px}
  .zz-row{gap:48px}
}
@media (max-width:1279px) and (min-width:768px){
  :root{--sidebar-w:84px}
  .sidebar{padding:0 12px 18px;overflow:hidden}
  .sidebar:hover{width:248px;box-shadow:var(--sh-3);padding:0 14px 18px}
  .brand-text,.nav-group-title,.nav-text,.brand-sub{opacity:0;transition:opacity .18s .05s}
  .sidebar:hover .brand-text,.sidebar:hover .nav-text,.sidebar:hover .nav-group-title,.sidebar:hover .brand-sub{opacity:1}
  .nav-link{justify-content:center}
  .sidebar:hover .nav-link{justify-content:flex-start}
  .side-cta,.side-support{justify-content:center}
  .sidebar:hover .side-cta,.sidebar:hover .side-support{justify-content:flex-start}
}
@media (max-width:1024px){
  .cat-hero{padding:56px 0 48px}
  .cat-hero h1{font-size:36px}
  .section{padding:72px 0}
  .section-head h2{font-size:28px}
  .zz-row{grid-template-columns:1fr;gap:32px}
  .zz-row.flip .zz-media{order:0}
  .zz-row + .zz-row{margin-top:72px}
  .badge-row{grid-template-columns:repeat(2,1fr);margin-top:64px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:40px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  :root{--sidebar-w:0px}
  .topbar{display:flex}
  .sidebar{
    width:82%;max-width:320px;padding:0 16px 20px;
    transform:translateX(-100%);transition:transform .3s var(--ease);
    box-shadow:var(--sh-3);
  }
  .sidebar.open{transform:translateX(0)}
  .drawer-mask{display:block}
  .sidebar-brand{height:72px}
  .main-area{margin-left:0;padding-top:56px;padding-bottom:72px}
  .container{padding:0 16px}
  .cat-hero{padding:44px 0 40px}
  .cat-hero h1{font-size:28px;line-height:1.3}
  .cat-hero .lede{font-size:15px}
  .hero-badges{gap:10px}
  .hero-badge{padding:8px 16px}
  .hero-badge b{font-size:19px}
  .anchor-nav{top:56px}
  .section{padding:56px 0}
  .section-head{margin-bottom:36px}
  .section-head h2{font-size:22px}
  .section-head p{font-size:14.5px}
  .zz-body h2{font-size:22px}
  .zz-body p{font-size:14.5px}
  .badge-row{grid-template-columns:1fr 1fr;gap:14px;margin-top:52px}
  .badge-card{padding:20px 18px}
  .badge-card b{font-size:24px}
  .compare-grid{grid-template-columns:1fr}
  .compare-card{padding:24px 20px}
  .faq-item summary{padding:18px 48px 18px 20px;font-size:15.5px}
  .faq-body{padding-bottom:18px;margin:0 20px 0 20px}
  .cta-band{padding:32px 24px;border-radius:var(--r)}
  .cta-band h2{font-size:21px}
  .cta-band .cta-actions{width:100%;flex-direction:column}
  .cta-band .btn{width:100%}
  .footer{padding-top:48px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding-bottom:32px}
  .footer-grid > div:first-child{grid-column:1/-1}
  .mobile-cta{display:flex}
}
@media (max-width:520px){
  .cat-hero h1{font-size:25px}
  .hero-badges{flex-direction:column;align-items:flex-start}
  .badge-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .mobile-cta span{display:none}
  .mobile-cta{justify-content:center}
}

/* roulang page: category3 */
:root{
  --ink:#0E3B34;
  --teal:#14876A;
  --teal-l:#1FB98A;
  --orange:#FF6A2B;
  --orange-l:#FF8A3D;
  --orange-d:#FF5A1F;
  --lime:#C9F45B;
  --bg:#F5F4EF;
  --bg-alt:#EDEBE3;
  --card:#FFFFFF;
  --dark:#0B2A25;
  --t1:#16201D;
  --t2:#55635E;
  --t3:#8C9A94;
  --line:#E3E1D8;
  --r-card:20px;
  --r-big:28px;
  --r-input:14px;
  --sh-1:0 1px 2px rgba(14,59,52,.06);
  --sh-2:0 10px 30px -12px rgba(14,59,52,.18);
  --sh-3:0 24px 60px -20px rgba(14,59,52,.28);
  --grad:linear-gradient(115deg,#0E3B34,#14876A,#1FB98A);
  --grad-warm:linear-gradient(115deg,#FF8A3D,#FF5A1F);
  --sidebar-w:240px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--t1);
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
h1{font-size:48px;line-height:1.17;font-weight:700;letter-spacing:-.5px;}
h2{font-size:32px;line-height:1.31;font-weight:650;letter-spacing:-.3px;}
h3{font-size:20px;line-height:1.5;font-weight:600;}
p{font-size:16px;line-height:1.75;color:var(--t2);}
.num{font-variant-numeric:tabular-nums;font-family:Inter,Barlow,system-ui,sans-serif;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;box-shadow:0 0 0 4px rgba(201,244,91,.28);border-radius:6px;}

/* ---------- 布局骨架 ---------- */
.shell{display:flex;min-height:100vh;}
.main-wrap{
  flex:1;min-width:0;margin-left:var(--sidebar-w);
  display:flex;flex-direction:column;
}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 40px;}

/* ---------- 左侧导航 ---------- */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);
  background:var(--ink);color:#F2F5F3;
  display:flex;flex-direction:column;
  padding:0 14px 18px;z-index:60;
}
.brand{
  height:88px;display:flex;align-items:center;gap:12px;
  padding:0 8px;flex:0 0 auto;
}
.logo-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:12px;
  background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:17px;letter-spacing:0;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.18);
}
.brand-text{font-weight:700;font-size:16px;letter-spacing:.3px;white-space:nowrap;}
.nav-group-title{
  font-size:12px;letter-spacing:1.4px;color:rgba(255,255,255,.42);
  padding:14px 12px 8px;margin:0;font-weight:500;white-space:nowrap;
}
.nav-sep{height:1px;background:rgba(255,255,255,.1);margin:14px 10px;}
.sidebar-nav{display:flex;flex-direction:column;gap:4px;overflow-y:auto;flex:1 1 auto;}
.nav-link{
  position:relative;display:flex;align-items:center;gap:12px;
  height:48px;padding:0 14px;border-radius:14px;
  color:rgba(255,255,255,.74);font-size:14.5px;
  transition:background .22s ease,color .22s ease,transform .22s ease;
  white-space:nowrap;
}
.nav-link i{width:20px;text-align:center;font-size:15px;flex:0 0 20px;}
.nav-link:hover{background:rgba(255,255,255,.08);color:#fff;}
.nav-link.active{background:var(--grad);color:#fff;box-shadow:var(--sh-2);}
.nav-link.active::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;
  border-radius:0 3px 3px 0;background:var(--lime);
}
.sidebar-foot{flex:0 0 auto;padding-top:16px;display:flex;flex-direction:column;gap:10px;}
.side-link{
  display:flex;align-items:center;gap:10px;height:44px;padding:0 14px;
  border-radius:14px;border:1px solid rgba(255,255,255,.18);
  color:rgba(255,255,255,.82);font-size:14px;
  transition:background .22s ease,color .22s ease;
  white-space:nowrap;
}
.side-link:hover{background:rgba(255,255,255,.09);color:#fff;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,filter .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--grad-warm);color:#fff;box-shadow:var(--sh-2);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--sh-3);filter:brightness(1.04);}
.btn-primary:active{transform:translateY(-1px);}
.btn-outline{background:transparent;color:var(--teal);border-color:rgba(20,135,106,.42);}
.btn-outline:hover{background:rgba(20,135,106,.08);transform:translateY(-2px);}
.btn-ghost{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.28);}
.btn-ghost:hover{background:rgba(255,255,255,.18);transform:translateY(-2px);}
.btn-block{width:100%;}
.btn:disabled{filter:saturate(.4);cursor:not-allowed;transform:none;box-shadow:none;}

/* ---------- 顶部栏（移动端） ---------- */
.topbar{
  display:none;align-items:center;gap:14px;
  height:56px;padding:0 16px;position:sticky;top:0;z-index:55;
  background:var(--ink);color:#F2F5F3;box-shadow:var(--sh-2);
}
.hamburger{
  width:40px;height:40px;border-radius:12px;border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.06);color:#fff;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
}
.topbar-title{font-weight:700;font-size:15.5px;flex:1;}
.topbar-cta{
  font-size:13px;font-weight:600;padding:8px 14px;border-radius:999px;
  background:var(--grad-warm);color:#fff;
}

/* ---------- 页首 ---------- */
.page-hero{
  position:relative;color:#F2F5F3;overflow:hidden;
  background:var(--ink) url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(14,59,52,.95) 0%,rgba(20,135,106,.88) 55%,rgba(31,185,138,.72) 100%);
}
.hero-inner{position:relative;z-index:2;padding:64px 0 44px;}
.crumb{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:rgba(255,255,255,.66);margin-bottom:16px;
}
.crumb a{color:rgba(255,255,255,.8);}
.crumb a:hover{color:var(--lime);}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:44px;align-items:center;}
.hero-copy h1{max-width:15em;}
.hero-copy .lead{
  margin-top:16px;font-size:17px;color:rgba(255,255,255,.82);max-width:32em;
}
.badges{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.badge{
  display:flex;flex-direction:column;gap:2px;
  padding:12px 20px;border-radius:18px;
  background:linear-gradient(115deg,rgba(11,42,37,.72),rgba(20,135,106,.6));
  border:1px solid rgba(201,244,91,.28);
  min-width:132px;
}
.badge .badge-num{
  font-size:26px;font-weight:700;line-height:1.1;color:var(--lime);
  letter-spacing:.5px;
}
.badge .badge-label{font-size:12.5px;color:rgba(255,255,255,.76);}
.hero-media{
  border-radius:var(--r-big);overflow:hidden;background:#EDEBE3;
  box-shadow:var(--sh-3);
}
.hero-media img{width:100%;height:300px;object-fit:cover;}
.anchor-nav{
  position:relative;z-index:2;
  display:flex;flex-wrap:wrap;gap:10px;
  padding:0 0 34px;margin-top:36px;
}
.anchor-nav a{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 18px;border-radius:999px;font-size:14px;
  background:rgba(255,255,255,.1);color:#F2F5F3;
  border:1px solid rgba(255,255,255,.2);
  transition:background .22s ease,transform .22s ease,color .22s ease;
}
.anchor-nav a:hover{background:var(--lime);color:var(--ink);transform:translateY(-2px);}

/* ---------- 区块通用 ---------- */
.section{padding:88px 0;}
.section--alt{background:var(--bg-alt);}
.section-head{max-width:760px;margin-bottom:44px;}
.eyebrow{
  display:inline-block;font-size:12.5px;font-weight:600;letter-spacing:1.6px;
  color:var(--teal);background:rgba(31,185,138,.12);
  padding:6px 14px;border-radius:999px;margin-bottom:16px;
}
.section-head p{margin-top:14px;}

/* ---------- 支持数据条 ---------- */
.assure{
  background:var(--bg-alt);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.assure-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.assure-item{
  padding:26px 24px;display:flex;align-items:center;gap:16px;
  border-right:1px solid var(--line);
}
.assure-item:last-child{border-right:0;}
.assure-icon{
  width:44px;height:44px;flex:0 0 44px;border-radius:14px;
  background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:17px;
}
.assure-title{font-size:14px;font-weight:600;color:var(--t1);}
.assure-sub{font-size:12.5px;color:var(--t3);}
.assure-num{font-size:19px;font-weight:700;color:var(--teal);line-height:1.2;}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:920px;}
.faq-item{
  position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.faq-item:hover{box-shadow:var(--sh-2);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:flex-start;justify-content:space-between;gap:18px;
  padding:22px 26px;font-size:16.5px;font-weight:600;color:var(--t1);
  transition:color .25s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";flex:0 0 28px;
  width:28px;height:28px;border-radius:999px;
  background:rgba(20,135,106,.1);color:var(--teal);
  display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:600;line-height:1;
  transition:transform .25s ease,background .25s ease,color .25s ease;
}
.faq-item[open] summary{color:var(--ink);}
.faq-item[open] summary::after{
  content:"−";transform:rotate(180deg);
  background:var(--lime);color:var(--ink);
}
.faq-item[open]::before{
  content:"";position:absolute;left:0;top:20px;bottom:20px;width:4px;
  border-radius:0 4px 4px 0;background:var(--lime);
}
.faq-item[open]{box-shadow:var(--sh-2);}
.faq-body{
  padding:0 26px 24px 26px;
  border-top:1px solid var(--line);margin-top:2px;padding-top:18px;
}
.faq-body p{font-size:15px;color:var(--t2);}
.faq-body p + p{margin-top:10px;}

/* ---------- 对比清单 ---------- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.compare-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-big);
  padding:32px;box-shadow:var(--sh-1);
  display:flex;flex-direction:column;
  transition:transform .3s ease,box-shadow .3s ease;
}
.compare-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.compare-card--accent{
  background:linear-gradient(160deg,#0E3B34,#14876A 70%,#1FB98A);
  color:#F2F5F3;border-color:transparent;
}
.compare-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;letter-spacing:.6px;
  padding:6px 14px;border-radius:999px;margin-bottom:18px;
  background:rgba(20,135,106,.1);color:var(--teal);align-self:flex-start;
}
.compare-card--accent .compare-tag{background:rgba(201,244,91,.16);color:var(--lime);}
.compare-card h3{margin-bottom:8px;font-size:22px;}
.compare-card--accent h3{color:#fff;}
.compare-card .compare-desc{font-size:14px;color:var(--t3);}
.compare-card--accent .compare-desc{color:rgba(255,255,255,.7);}
.compare-list{margin:22px 0 0;display:flex;flex-direction:column;gap:12px;}
.compare-list li{
  display:flex;gap:12px;align-items:flex-start;
  font-size:14.5px;color:var(--t2);line-height:1.65;
}
.compare-card--accent .compare-list li{color:rgba(255,255,255,.86);}
.compare-list i{margin-top:5px;font-size:13px;color:var(--teal);}
.compare-card--accent .compare-list i{color:var(--lime);}
.compare-note{
  margin-top:26px;padding-top:20px;border-top:1px dashed var(--line);
  font-size:13.5px;color:var(--t3);
}
.compare-card--accent .compare-note{
  border-top-color:rgba(255,255,255,.2);color:rgba(255,255,255,.72);
}

/* ---------- 表单 ---------- */
.contact-wrap{
  display:grid;grid-template-columns:1.55fr 1fr;gap:28px;align-items:start;
}
.form-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-big);
  padding:36px;box-shadow:var(--sh-2);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:24px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field--full{grid-column:1 / -1;}
.field label{font-size:13px;color:var(--t2);font-weight:500;}
.field .req{color:var(--orange);}
.field input,.field select,.field textarea{
  height:48px;padding:0 16px;border-radius:var(--r-input);
  border:1px solid var(--line);background:#FCFBF8;color:var(--t1);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field textarea{height:auto;min-height:124px;padding:14px 16px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--teal-l);background:#fff;
  box-shadow:0 0 0 4px rgba(31,185,138,.16);
}
.field .hint{font-size:12px;color:var(--t3);}
.form-actions{
  display:flex;align-items:center;gap:16px;margin-top:26px;flex-wrap:wrap;
}
.form-actions .tip{font-size:12.5px;color:var(--t3);}
.form-success{
  display:flex;align-items:center;gap:12px;
  background:rgba(31,185,138,.1);border:1px solid rgba(31,185,138,.4);
  color:var(--ink);border-radius:var(--r-input);
  padding:14px 18px;font-size:14px;margin-bottom:22px;
}
.form-success i{color:var(--teal);}
.info-card{
  background:var(--dark);color:#F2F5F3;border-radius:var(--r-big);
  padding:32px;box-shadow:var(--sh-2);
  display:flex;flex-direction:column;gap:22px;
}
.info-card h3{color:#fff;}
.info-card > p{color:rgba(255,255,255,.7);font-size:14px;}
.info-list{display:flex;flex-direction:column;gap:16px;}
.info-list li{display:flex;gap:14px;align-items:flex-start;}
.info-list .ic{
  width:38px;height:38px;flex:0 0 38px;border-radius:12px;
  background:rgba(201,244,91,.14);color:var(--lime);
  display:flex;align-items:center;justify-content:center;font-size:15px;
}
.info-list b{display:block;font-size:14px;color:#fff;font-weight:600;}
.info-list span{font-size:13px;color:rgba(255,255,255,.68);line-height:1.6;}

/* ---------- CTA 带 ---------- */
.cta-band{
  position:relative;overflow:hidden;color:#F2F5F3;
  background:linear-gradient(115deg,#0E3B34 0%,#14876A 60%,#1FB98A 100%);
}
.cta-band::before{
  content:"";position:absolute;right:-80px;top:-120px;width:420px;height:420px;
  border-radius:50%;border:1px solid rgba(255,255,255,.1);
}
.cta-band::after{
  content:"";position:absolute;right:80px;bottom:-180px;width:340px;height:340px;
  border-radius:50%;border:1px solid rgba(201,244,91,.16);
}
.cta-inner{
  position:relative;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  padding:56px 0;
}
.cta-inner h2{color:#fff;font-size:30px;}
.cta-inner p{color:rgba(255,255,255,.78);margin-top:10px;font-size:15px;max-width:44em;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;flex:0 0 auto;}

/* ---------- 页脚 ---------- */
.footer{background:var(--ink);color:rgba(255,255,255,.72);padding:64px 0 0;margin-top:0;}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
  padding-bottom:48px;
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand b{color:#fff;font-size:16.5px;letter-spacing:.3px;}
.footer h3{
  font-size:14px;color:var(--teal-l);letter-spacing:.6px;
  margin-bottom:18px;font-weight:600;
}
.footer p{font-size:13px;color:rgba(255,255,255,.62);line-height:1.8;}
.footer ul{display:flex;flex-direction:column;gap:11px;}
.footer ul li a{
  font-size:13px;color:rgba(255,255,255,.72);
  transition:color .2s ease,padding-left .2s ease;
}
.footer ul li a:hover{color:var(--lime);padding-left:4px;}
.footer-info li{
  display:flex;align-items:center;gap:10px;
  font-size:13px;color:rgba(255,255,255,.72);
}
.footer-info i{color:var(--teal-l);width:16px;text-align:center;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;font-size:12.5px;color:rgba(255,255,255,.52);
}
.footer-bottom .site-url{font-family:Inter,system-ui,sans-serif;letter-spacing:.4px;}

/* ---------- 抽屉与移动条 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(11,42,37,.6);
  opacity:0;visibility:hidden;transition:opacity .28s ease,visibility .28s ease;
  z-index:58;
}
.drawer-mask.show{opacity:1;visibility:visible;}
.mobile-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;height:64px;z-index:70;
  background:rgba(11,42,37,.97);border-top:1px solid rgba(255,255,255,.12);
  align-items:center;gap:12px;padding:0 16px;
}
.mobile-bar .mb-text{flex:1;color:rgba(255,255,255,.8);font-size:13px;line-height:1.4;}
.mobile-bar .mb-text b{display:block;color:#fff;font-size:14px;}

/* ---------- 响应式 ---------- */
@media (max-width:1439px){
  .container{padding:0 32px;}
}
@media (min-width:1024px) and (max-width:1279px){
  :root{--sidebar-w:84px;}
  .sidebar{width:84px;overflow:hidden;transition:width .28s ease;}
  .sidebar:hover{width:240px;box-shadow:var(--sh-3);}
  .brand-text,.nav-group-title,.nav-text,.side-link span,.sidebar .btn span{
    opacity:0;transition:opacity .2s ease;white-space:nowrap;
  }
  .sidebar:hover .brand-text,
  .sidebar:hover .nav-group-title,
  .sidebar:hover .nav-text,
  .sidebar:hover .side-link span,
  .sidebar:hover .btn span{opacity:1;}
  .container{padding:0 24px;}
}
@media (max-width:1023px){
  :root{--sidebar-w:0px;}
  .sidebar{
    width:82%;max-width:320px;transform:translateX(-104%);
    transition:transform .3s ease;padding-top:6px;
  }
  .sidebar.open{transform:none;box-shadow:var(--sh-3);}
  .main-wrap{margin-left:0;}
  .topbar{display:flex;}
  .container{padding:0 24px;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-media img{height:250px;}
  .assure-grid{grid-template-columns:1fr 1fr;}
  .assure-item:nth-child(2){border-right:0;}
  .assure-item:nth-child(1),.assure-item:nth-child(2){border-bottom:1px solid var(--line);}
  .contact-wrap{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-inner{flex-direction:column;align-items:flex-start;padding:48px 0;}
  .section{padding:72px 0;}
  h1{font-size:36px;}
  h2{font-size:26px;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .main-wrap{padding-bottom:64px;}
  .mobile-bar{display:flex;}
  .hero-inner{padding:44px 0 34px;}
  h1{font-size:28px;line-height:1.36;}
  h2{font-size:22px;}
  h3{font-size:17px;}
  body{font-size:15px;}
  .section{padding:56px 0;}
  .badges{gap:10px;}
  .badge{min-width:0;flex:1 1 44%;padding:10px 16px;border-radius:16px;}
  .badge .badge-num{font-size:22px;}
  .assure-grid{grid-template-columns:1fr;}
  .assure-item{border-right:0;border-bottom:1px solid var(--line);}
  .assure-item:last-child{border-bottom:0;}
  .compare{grid-template-columns:1fr;}
  .compare-card{padding:24px;}
  .form-card{padding:22px;}
  .form-grid{grid-template-columns:1fr;gap:16px;}
  .faq-item summary{padding:18px;font-size:15.5px;}
  .faq-body{padding:16px 18px 20px;}
  .info-card{padding:24px;}
  .cta-inner h2{font-size:22px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .anchor-nav a{padding:8px 14px;font-size:13px;}
}
@media (max-width:479px){
  .hero-media img{height:200px;}
  .btn{height:46px;padding:0 20px;font-size:14.5px;}
  .badge .badge-num{font-size:20px;}
}