/* roulang page: index */
:root{
  --green:#0C5B45;
  --green-dark:#083E2F;
  --lime:#C9F24D;
  --clay:#E4633A;
  --paper:#F6F5F1;
  --card:#FFFFFF;
  --dark:#101413;
  --ink:#16191B;
  --muted:#5B6360;
  --line:#E3E2DC;
  --line-dark:rgba(255,255,255,.12);
  --r-sm:8px;
  --r-md:14px;
  --r-lg:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,25,20,.04),0 12px 32px -18px rgba(16,25,20,.18);
  --sh-2:0 18px 44px -20px rgba(16,25,20,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
  --sans:"Noto Sans SC","PingFang SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:ui-monospace,"SF Mono",Consolas,"Liberation Mono",Menlo,monospace;
  --bs-primary:#0C5B45;
  --bs-body-bg:#F6F5F1;
  --bs-body-color:#16191B;
  --bs-body-font-family:var(--sans);
  --bs-link-color:#0C5B45;
  --bs-link-hover-color:#083E2F;
  --bs-border-color:#E3E2DC;
  --bs-border-radius:14px;
  --bs-border-radius-lg:22px;
  --bs-border-radius-sm:8px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:var(--sans);font-size:16.5px;line-height:1.8;
  font-weight:400;letter-spacing:.002em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--green);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--green-dark)}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.25}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button,input{font-family:inherit}
:focus-visible{outline:2px solid var(--green);outline-offset:2px;border-radius:4px}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.wrap-wide{width:100%;max-width:1280px;margin:0 auto;padding:0 24px}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums;letter-spacing:.04em}
.section{padding:96px 0}
.section-tight{padding:64px 0}
.eyebrow{
  font-family:var(--mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--green);font-weight:600;display:inline-flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--green);display:inline-block}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px}
.sec-head h2{font-size:clamp(24px,3vw,34px);margin-top:12px}
.sec-head .lead{color:var(--muted);font-size:15px;margin-top:10px;max-width:640px}
.link-more{
  font-size:14.5px;font-weight:600;color:var(--green);position:relative;white-space:nowrap;padding-bottom:2px;
}
.link-more::after{
  content:"";position:absolute;left:0;bottom:0;height:1.5px;width:0;background:var(--green);
  transition:width .28s var(--ease);
}
.link-more:hover::after{width:100%}

/* ---------- buttons ---------- */
.btn-c{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15.5px;font-weight:700;letter-spacing:.01em;border:1px solid transparent;
  cursor:pointer;transition:transform .24s var(--ease),background .24s var(--ease),color .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.btn-solid{background:var(--green);color:#fff;box-shadow:var(--sh-1)}
.btn-solid:hover{background:var(--green-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-line{background:transparent;color:var(--green);border-color:var(--green)}
.btn-line:hover{background:#EAF5EF;color:var(--green-dark);transform:translateY(-2px)}
.btn-lime{background:var(--lime);color:#0A2C22;font-weight:800}
.btn-lime:hover{background:#d8ff60;color:#0A2C22;transform:translateY(-2px);box-shadow:0 18px 40px -22px rgba(201,242,77,.9)}
.btn-ghost-light{background:transparent;color:#F2F4F1;border-color:rgba(255,255,255,.4)}
.btn-ghost-light:hover{background:rgba(255,255,255,.1);color:#fff;border-color:#fff;transform:translateY(-2px)}
.btn-cart{
  display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 18px;
  border:1px solid var(--green);border-radius:var(--r-pill);background:transparent;
  color:var(--green);font-size:14px;font-weight:700;transition:all .24s var(--ease);
}
.btn-cart:hover{background:#EAF5EF;transform:translateY(-2px)}
.btn-cart svg{width:16px;height:16px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;background:rgba(246,245,241,.92);
  backdrop-filter:saturate(160%) blur(6px);border-bottom:1px solid transparent;
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.site-header.is-stuck{border-bottom-color:var(--line);box-shadow:0 6px 24px -22px rgba(16,25,20,.5)}
.nav-inner{display:flex;align-items:center;gap:28px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--green);font-weight:900;font-size:17px;letter-spacing:-.01em;flex-shrink:0}
.brand:hover{color:var(--green-dark)}
.brand svg{width:26px;height:26px}
.brand small{display:block;font-size:10.5px;font-weight:600;letter-spacing:.14em;color:var(--muted);text-transform:uppercase;line-height:1}
.nav-menu{display:flex;align-items:center;gap:6px;flex:1}
.nav-menu a{
  position:relative;display:inline-flex;align-items:center;height:72px;padding:0 14px;
  font-size:15px;font-weight:600;color:var(--ink);transition:color .2s var(--ease);
}
.nav-menu a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:16px;height:2px;background:var(--lime);
  transform:scaleX(0);transform-origin:left;transition:transform .26s var(--ease);
}
.nav-menu a:hover{color:var(--green)}
.nav-menu a:hover::after{transform:scaleX(1)}
.nav-menu a.active{color:var(--green)}
.nav-menu a.active::after{transform:scaleX(1)}
.nav-side{display:flex;align-items:center;gap:14px;flex-shrink:0}
.search-pill{
  display:flex;align-items:center;gap:8px;height:42px;padding:0 16px;border:1px solid var(--line);
  border-radius:var(--r-pill);background:#fff;min-width:208px;transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.search-pill:focus-within{border-color:var(--green);box-shadow:0 0 0 3px rgba(12,91,69,.12)}
.search-pill svg{width:16px;height:16px;color:var(--muted);flex-shrink:0}
.search-pill input{border:0;outline:0;background:transparent;font-size:14px;width:100%;color:var(--ink)}
.search-pill input::placeholder{color:#9AA29E}
.nav-login{font-size:15px;font-weight:600;color:var(--ink);padding:8px 4px}
.nav-login:hover{color:var(--green)}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-sm);
  background:#fff;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink)}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.mobile-panel{display:none;border-top:1px solid var(--line);background:#fff;padding:18px 0 26px}
.mobile-panel .search-pill{width:100%;min-width:0;margin-bottom:14px}
.mobile-panel a.m-link{display:block;padding:14px 2px;font-size:16px;font-weight:600;color:var(--ink);border-bottom:1px solid var(--line)}
.mobile-panel a.m-link.active{color:var(--green)}
.mobile-panel .btn-c{width:100%;margin-top:18px}

/* ---------- hero ---------- */
.hero{padding:76px 0 84px;position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center right;opacity:.09;pointer-events:none;
}
.hero .wrap-wide{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center}
.hero h1{font-size:clamp(28px,4.6vw,52px);line-height:1.18;font-weight:900;letter-spacing:-.03em;margin:18px 0 0}
.hero h1 em{font-style:normal;color:var(--green);position:relative;white-space:nowrap}
.hero h1 em::after{content:"";position:absolute;left:0;right:0;bottom:6px;height:8px;background:rgba(201,242,77,.55);z-index:-1}
.hero-sub{font-size:17px;color:var(--muted);margin-top:18px;max-width:520px;line-height:1.7}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:46px;padding-top:26px;border-top:1px solid var(--line);max-width:640px}
.metrics .m-num{font-family:var(--mono);font-size:22px;font-weight:700;color:var(--green);letter-spacing:-.01em}
.metrics .m-lab{font-size:13px;color:var(--muted);margin-top:4px}
.hero-visual{position:relative}
.hero-figure{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);aspect-ratio:4/5;background:#DFE3DD}
.hero-figure img{width:100%;height:100%;object-fit:cover}
.hero-chip{
  position:absolute;left:-22px;bottom:28px;background:#fff;border-radius:var(--r-md);
  padding:16px 18px;box-shadow:var(--sh-2);border:1px solid var(--line);min-width:196px;
}
.hero-chip .c-top{font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:var(--muted);text-transform:uppercase}
.hero-chip .c-val{font-family:var(--mono);font-size:20px;font-weight:700;color:var(--clay);margin-top:6px}
.hero-chip .c-txt{font-size:13px;color:var(--muted);margin-top:2px}

/* ---------- product grid ---------- */
.p-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);height:100%;
  overflow:hidden;display:flex;flex-direction:column;transition:transform .28s var(--ease),box-shadow .28s var(--ease);
}
.p-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.p-media{overflow:hidden;background:#E7E9E4}
.p-media img{width:100%;height:100%;object-fit:cover;transition:transform .32s var(--ease)}
.p-card:hover .p-media img{transform:scale(1.03)}
.p-media.ratio-16x9{aspect-ratio:16/9}
.p-media.ratio-4x3{aspect-ratio:4/3}
.p-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1}
.p-big .p-body{padding:28px}
.p-title{font-size:19px;font-weight:800;letter-spacing:-.01em}
.p-big .p-title{font-size:25px}
.p-desc{font-size:14.5px;color:var(--muted);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.p-points{display:flex;flex-direction:column;gap:8px;font-size:14px;color:var(--muted)}
.p-points li{display:flex;gap:8px;align-items:flex-start}
.p-points svg{width:15px;height:15px;color:var(--green);flex-shrink:0;margin-top:5px}
.p-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:14px;padding-top:6px}
.p-price{font-family:var(--mono);font-size:21px;font-weight:700;color:var(--clay);letter-spacing:-.01em}
.p-price small{font-size:12px;color:var(--muted);font-weight:500;margin-left:4px;letter-spacing:0}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:6px;
  background:rgba(12,91,69,.09);color:var(--green);font-size:12.5px;font-weight:600;
}
.tag.hot{background:rgba(228,99,58,.12);color:#B5431F}
.tag.line{background:transparent;border:1px solid var(--line);color:var(--muted)}

/* ---------- benefits strip ---------- */
.strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:38px 0}
.strip-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.strip-item{display:flex;align-items:center;gap:14px;padding:0 22px;border-left:1px solid var(--line)}
.strip-item:first-child{border-left:0;padding-left:0}
.strip-item svg{width:26px;height:26px;color:var(--green);flex-shrink:0;stroke-width:1.6}
.strip-item .s-t{font-weight:700;font-size:15px;letter-spacing:-.01em}
.strip-item .s-d{font-size:13px;color:var(--muted);margin-top:2px}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:28px 24px;position:relative;transition:transform .28s var(--ease),box-shadow .28s var(--ease)}
.step:hover{transform:translateY(-3px);box-shadow:var(--sh-1)}
.step .num{font-family:var(--mono);font-size:34px;font-weight:700;color:rgba(12,91,69,.22);line-height:1}
.step h3{font-size:19px;margin-top:14px}
.step p{font-size:14.5px;color:var(--muted);margin-top:10px}

/* ---------- news ---------- */
.news-list{display:flex;flex-direction:column;gap:18px}
.news-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:transform .28s var(--ease),box-shadow .28s var(--ease)}
.news-item:hover{transform:translateY(-3px);box-shadow:var(--sh-1)}
.news-link{display:grid;grid-template-columns:280px 1fr;gap:24px;align-items:stretch;padding:16px;color:inherit}
.news-thumb{aspect-ratio:16/9;border-radius:var(--r-sm);overflow:hidden;background:#E7E9E4}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .32s var(--ease)}
.news-item:hover .news-thumb img{transform:scale(1.03)}
.news-body{display:flex;flex-direction:column;gap:10px;padding:4px 4px 4px 0}
.news-body h3{font-size:19px;line-height:1.45;transition:color .2s var(--ease)}
.news-item:hover .news-body h3{color:var(--green)}
.news-body .n-sum{font-size:14.5px;color:var(--muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;gap:14px;margin-top:auto;font-size:13px;color:var(--muted)}
.news-meta .dot{width:1px;height:12px;background:var(--line)}
.news-meta time{font-family:var(--mono)}
.empty-box{background:#fff;border:1px dashed var(--line);border-radius:var(--r-md);padding:44px 24px;text-align:center}
.empty-box p{color:var(--muted);font-size:15px}
.empty-box .btn-c{margin-top:18px}

/* ---------- reviews ---------- */
.reviews{background:var(--paper)}
.review-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:40px 44px;
  max-width:840px;margin:0 auto;position:relative;box-shadow:var(--sh-1);
}
.review-card .quote{font-family:var(--mono);font-size:56px;color:rgba(12,91,69,.14);line-height:1;position:absolute;top:20px;left:34px}
.review-card .r-text{font-size:17px;line-height:1.85;color:#2A302D;position:relative;z-index:1;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.stars{display:flex;gap:4px;margin-bottom:18px}
.stars svg{width:16px;height:16px;color:var(--clay)}
.review-user{display:flex;align-items:center;gap:14px;margin-top:26px;padding-top:22px;border-top:1px solid var(--line)}
.avatar{width:44px;height:44px;border-radius:50%;overflow:hidden;background:#E7E9E4;flex-shrink:0}
.avatar img{width:100%;height:100%;object-fit:cover}
.review-user .u-name{font-weight:700;font-size:15px}
.review-user .u-role{font-size:13px;color:var(--muted)}
#reviewCarousel .carousel-indicators{position:static;margin:26px 0 0;gap:8px}
#reviewCarousel .carousel-indicators [data-bs-target]{
  width:28px;height:3px;border:0;background:var(--line);opacity:1;border-radius:2px;
  transition:background .26s var(--ease),width .26s var(--ease);margin:0;
}
#reviewCarousel .carousel-indicators .active{background:var(--lime);width:48px}

/* ---------- assure band ---------- */
.assure{background:var(--green-dark);color:#F2F4F1;padding:66px 0}
.assure h2{font-size:clamp(22px,2.6vw,30px);color:#fff}
.assure .a-sub{color:rgba(242,244,241,.66);font-size:15px;margin-top:12px;max-width:560px}
.assure-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;margin-top:44px}
.assure-item{border-top:1px solid var(--line-dark);padding-top:22px}
.assure-item svg{width:26px;height:26px;color:var(--lime);stroke-width:1.6}
.assure-item h3{font-size:17px;color:#fff;margin-top:14px}
.assure-item p{font-size:14px;color:rgba(242,244,241,.62);margin-top:8px;line-height:1.7}

/* ---------- faq ---------- */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  width:100%;background:none;border:0;text-align:left;padding:24px 4px;cursor:pointer;
  font-size:17px;font-weight:700;color:var(--ink);position:relative;transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--green)}
.faq-q .icon{width:20px;height:20px;flex-shrink:0;color:var(--green);transition:transform .28s var(--ease)}
.faq-item.open .faq-q{color:var(--green)}
.faq-item.open .faq-q .icon{transform:rotate(45deg)}
.faq-q::before{
  content:"";position:absolute;left:-18px;top:24px;bottom:24px;width:3px;background:var(--lime);
  transform:scaleY(0);transform-origin:top;transition:transform .28s var(--ease);
}
.faq-item.open .faq-q::before{transform:scaleY(1)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s var(--ease)}
.faq-a p{padding:0 40px 26px 4px;font-size:15.5px;color:var(--muted);line-height:1.8}

/* ---------- cta band ---------- */
.cta-band{position:relative;background:var(--dark);color:#F2F4F1;overflow:hidden}
.cta-band::before{
  content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;opacity:.3;
}
.cta-band .inner{position:relative;z-index:1;padding:84px 0;display:grid;grid-template-columns:1.35fr 1fr;gap:44px;align-items:center}
.cta-band h2{font-size:clamp(24px,3.2vw,36px);color:#fff}
.cta-band .c-desc{color:rgba(242,244,241,.68);font-size:15.5px;margin-top:16px;max-width:520px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}

/* ---------- footer ---------- */
.site-footer{background:var(--green-dark);color:rgba(242,244,241,.72);padding:70px 0 0}
.f-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px}
.f-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:900;font-size:17px}
.f-brand svg{width:26px;height:26px}
.f-desc{font-size:14px;margin-top:16px;line-height:1.8;max-width:320px;color:rgba(242,244,241,.6)}
.f-col h4{font-size:14px;color:#fff;letter-spacing:.06em;margin-bottom:18px}
.f-col li{margin-bottom:12px}
.f-col a,.f-col span{font-size:14.5px;color:rgba(242,244,241,.66);position:relative}
.f-col a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:1px;background:var(--lime);transition:width .26s var(--ease)}
.f-col a:hover{color:var(--lime)}
.f-col a:hover::after{width:100%}
.f-bottom{
  margin-top:56px;border-top:1px solid var(--line-dark);padding:22px 0 28px;
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;font-size:13px;color:rgba(242,244,241,.5);
}
.f-bottom a{color:rgba(242,244,241,.6)}
.f-bottom a:hover{color:var(--lime)}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .hero{padding:60px 0 68px}
  .strip-item{padding:0 16px}
}
@media (max-width:991.98px){
  .nav-menu,.nav-side .search-pill,.nav-side .nav-login,.nav-side .btn-c{display:none}
  .nav-toggle{display:inline-flex}
  .nav-inner{height:60px;justify-content:space-between}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-figure{aspect-ratio:16/11}
  .hero-chip{left:16px;bottom:-20px}
  .metrics{grid-template-columns:repeat(2,1fr);gap:18px}
  .strip-grid{grid-template-columns:repeat(2,1fr);gap:22px}
  .strip-item{border-left:0;padding:0}
  .steps{grid-template-columns:1fr}
  .assure-grid{grid-template-columns:repeat(2,1fr)}
  .cta-band .inner{grid-template-columns:1fr;gap:28px;padding:64px 0}
  .cta-actions{justify-content:flex-start}
  .f-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767.98px){
  .section{padding:56px 0}
  .wrap,.wrap-wide{padding:0 18px}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:28px}
  .news-link{grid-template-columns:1fr;gap:16px;padding:14px}
  .news-thumb{aspect-ratio:16/9}
  .review-card{padding:28px 22px}
  .review-card .quote{font-size:40px;top:14px;left:18px}
  .assure-grid{grid-template-columns:1fr;gap:20px}
  .f-grid{grid-template-columns:1fr;gap:28px}
  .hero-chip{position:static;margin-top:16px;left:auto;bottom:auto}
}
@media (max-width:519.98px){
  body{font-size:16px}
  .metrics{grid-template-columns:repeat(2,1fr)}
  .strip-grid{grid-template-columns:1fr;gap:18px}
  .p-foot{flex-direction:column;align-items:flex-start;gap:12px}
  .p-foot .btn-cart{width:100%;justify-content:center}
  .hero-cta .btn-c{width:100%}
  .cta-actions .btn-c{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.001ms !important;animation-duration:.001ms !important}
}

/* roulang page: article */
:root{
  --green:#0C5B45;
  --green-dark:#083E2F;
  --green-soft:#EAF5EF;
  --lime:#C9F24D;
  --clay:#E4633A;
  --bg:#F6F5F1;
  --card:#FFFFFF;
  --dark:#101413;
  --inv:#F2F4F1;
  --ink:#16191B;
  --muted:#5B6360;
  --line:#E3E2DC;
  --line-dark:rgba(255,255,255,.12);
  --r-sm:8px;
  --r-md:14px;
  --r-lg:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,25,20,.04), 0 12px 32px -18px rgba(16,25,20,.18);
  --sh-2:0 18px 44px -20px rgba(16,25,20,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,"Roboto Mono",monospace;
}
*,
*::before,
*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Noto Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,p,ul,ol,figure,blockquote{margin:0}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input{font:inherit;color:inherit}
.btn,.card,.navbar,.form-control,.badge,.breadcrumb{border-radius:var(--r-md)}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums;letter-spacing:.02em}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.wrap-wide{width:100%;max-width:1280px;margin:0 auto;padding:0 24px}
.eyebrow{
  display:inline-block;
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--green);
  margin-bottom:12px;
}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px}
.sec-head h2{font-size:clamp(22px,2.4vw,30px);font-weight:800;letter-spacing:-.02em;line-height:1.3}
.sec-head p{font-size:14px;color:var(--muted);margin-top:8px}

/* 头部导航 */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(246,245,241,.94);
  border-bottom:1px solid transparent;
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:0 6px 24px -22px rgba(16,25,20,.45)}
.header-inner{
  height:72px;
  display:flex;
  align-items:center;
  gap:28px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand svg{width:28px;height:28px;color:var(--green);flex:0 0 auto}
.brand-text{font-size:18px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
.nav-menu{display:flex;align-items:center;gap:26px;flex:1 1 auto;min-width:0}
.nav-menu a{
  position:relative;
  font-size:15px;
  font-weight:500;
  color:#28302D;
  padding:6px 0;
  white-space:nowrap;
  transition:color .2s var(--ease);
}
.nav-menu a::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:-2px;
  height:2px;
  background:var(--lime);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .24s var(--ease);
}
.nav-menu a:hover{color:var(--green)}
.nav-menu a:hover::after,
.nav-menu a.active::after{transform:scaleX(1)}
.nav-menu a.active{color:var(--green);font-weight:700}
.header-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto}
.search-pill{
  display:flex;
  align-items:center;
  gap:8px;
  height:42px;
  padding:0 16px;
  width:210px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.search-pill:focus-within{border-color:var(--green);box-shadow:0 0 0 3px rgba(12,91,69,.12)}
.search-pill svg{width:16px;height:16px;color:var(--muted);flex:0 0 auto}
.search-pill input{
  border:0;
  outline:0;
  background:transparent;
  width:100%;
  font-size:14px;
  line-height:1;
}
.search-pill input::placeholder{color:#98A09C}
.link-login{font-size:15px;font-weight:600;color:#28302D;padding:8px 4px;transition:color .2s var(--ease)}
.link-login:hover{color:var(--green)}
.btn-head{height:42px;padding:0 20px;font-size:14px}

/* 按钮体系 */
.btn-solid,
.btn-outline,
.btn-ghost-dark,
.btn-lime{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:48px;
  padding:0 26px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:700;
  letter-spacing:.01em;
  border:1px solid transparent;
  cursor:pointer;
  white-space:nowrap;
  transition:transform .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.btn-solid{background:var(--green);color:#fff;border-color:var(--green)}
.btn-solid:hover{background:#0A4E3B;border-color:#0A4E3B;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-outline{background:transparent;color:var(--green);border-color:var(--green)}
.btn-outline:hover{background:var(--green-soft);transform:translateY(-2px)}
.btn-ghost-dark{background:transparent;color:var(--inv);border-color:rgba(255,255,255,.3)}
.btn-ghost-dark:hover{background:rgba(255,255,255,.1);transform:translateY(-2px)}
.btn-lime{background:var(--lime);color:var(--green-dark);border-color:var(--lime)}
.btn-lime:hover{background:#BDE840;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-sm{min-height:42px;padding:0 20px;font-size:14px}
.btn-block{width:100%}
.btn-solid:focus-visible,
.btn-outline:focus-visible,
.btn-ghost-dark:focus-visible,
.btn-lime:focus-visible,
a:focus-visible,
button:focus-visible,
input:focus-visible{outline:2px solid var(--green);outline-offset:3px}

/* 移动端导航 */
.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  background:#fff;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
  cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .22s var(--ease),opacity .22s var(--ease)}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-panel{
  display:none;
  border-top:1px solid var(--line);
  background:#fff;
  padding:18px 24px 26px;
}
.mobile-panel.open{display:block}
.mp-search{margin-bottom:16px}
.mp-nav{display:flex;flex-direction:column;margin-bottom:18px}
.mp-nav a{padding:14px 0;border-bottom:1px solid var(--line);font-size:16px;font-weight:500}
.mp-nav a.active{color:var(--green);font-weight:700}

/* 文章头部 */
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 320px;
  gap:56px;
  align-items:start;
  padding:34px 0 84px;
}
.crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--muted);
  margin-bottom:26px;
}
.crumb a{color:var(--muted);transition:color .2s var(--ease)}
.crumb a:hover{color:var(--green)}
.crumb .sep{color:#C3C7C2}
.crumb .current{color:#3A423E;max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cat-tag{
  display:inline-flex;
  align-items:center;
  height:28px;
  padding:0 12px;
  border-radius:var(--r-sm);
  background:rgba(12,91,69,.1);
  color:var(--green);
  font-size:13px;
  font-weight:700;
  margin-bottom:16px;
}
.article-title{
  font-size:clamp(26px,3.4vw,38px);
  line-height:1.32;
  font-weight:800;
  letter-spacing:-.02em;
  margin-bottom:18px;
}
.meta-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px;
  font-size:13px;
  color:var(--muted);
  padding-bottom:26px;
  border-bottom:1px solid var(--line);
}
.meta-row i{display:inline-block;width:1px;height:12px;background:#CFD3CE}
.lead-box{
  display:flex;
  gap:16px;
  margin:28px 0 34px;
  padding:20px 22px;
  background:#FFFFFF;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  box-shadow:var(--sh-1);
}
.lead-box::before{
  content:"";
  flex:0 0 3px;
  border-radius:3px;
  background:var(--lime);
}
.lead-box p{font-size:15.5px;line-height:1.8;color:#3E4743}

/* 正文 */
.article-body{max-width:820px;font-size:17px;line-height:1.85;color:var(--ink)}
.article-body h2{
  position:relative;
  font-size:26px;
  line-height:1.4;
  font-weight:800;
  letter-spacing:-.01em;
  margin:50px 0 16px;
  padding-left:14px;
}
.article-body h2::before{
  content:"";
  position:absolute;
  left:0;
  top:.25em;
  bottom:.25em;
  width:3px;
  border-radius:3px;
  background:var(--green);
}
.article-body h3{font-size:20px;font-weight:700;margin:34px 0 12px}
.article-body p{margin:0 0 20px}
.article-body ul,
.article-body ol{margin:0 0 22px;padding-left:22px}
.article-body li{margin-bottom:10px}
.article-body blockquote{
  margin:28px 0;
  padding:18px 22px;
  background:#EDF6F1;
  border-left:3px solid var(--lime);
  border-radius:var(--r-md);
  color:#1F4538;
  font-size:16px;
}
.article-body img{width:100%;height:auto;border-radius:var(--r-md);margin:26px 0 10px}
.article-body figure{margin:26px 0}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px}
.article-body table{width:100%;border-collapse:collapse;margin:26px 0;font-size:15px}
.article-body th,
.article-body td{border-bottom:1px solid var(--line);padding:13px 10px;text-align:left;vertical-align:top}
.article-body th{font-weight:700;background:#FAFAF7;color:#2A322E}
.article-body a{color:var(--green);border-bottom:1px solid rgba(12,91,69,.35);transition:border-color .2s var(--ease)}
.article-body a:hover{border-bottom-color:var(--green)}
.article-body hr{border:0;border-top:1px solid var(--line);margin:40px 0}
.article-body strong{font-weight:700}
.empty-state{
  max-width:820px;
  padding:44px 30px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  box-shadow:var(--sh-1);
  text-align:center;
}
.empty-state h2{font-size:22px;font-weight:800;margin-bottom:12px;padding:0}
.empty-state h2::before{display:none}
.empty-state p{color:var(--muted);font-size:15px;margin-bottom:22px}

/* 文末 */
.article-foot{
  max-width:820px;
  margin-top:44px;
  padding-top:26px;
  border-top:1px solid var(--line);
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  align-items:center;
  gap:18px;
}
.tag-row{display:flex;flex-wrap:wrap;gap:10px}
.tag{
  display:inline-flex;
  align-items:center;
  height:30px;
  padding:0 14px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:#fff;
  font-size:13px;
  color:#3E4743;
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.tag:hover{border-color:var(--green);color:var(--green)}
.action-row{display:flex;gap:12px}
.post-nav{
  max-width:820px;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
  margin-top:26px;
}
.post-nav-item{
  display:flex;
  flex-direction:column;
  gap:6px;
  padding:18px 20px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  transition:border-color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease);
}
.post-nav-item:hover{border-color:var(--green);transform:translateY(-3px);box-shadow:var(--sh-1)}
.post-nav-item.next{text-align:right}
.pn-dir{font-family:var(--mono);font-size:12px;letter-spacing:.1em;color:var(--muted);text-transform:uppercase}
.pn-title{font-size:15px;font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* 相关推荐 */
.related{margin-top:64px;border-top:1px solid var(--line);padding-top:44px}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.rel-card{
  display:flex;
  flex-direction:column;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#D6D8D1}
.rel-thumb{aspect-ratio:16/9;overflow:hidden;background:#E9EBE5}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .32s var(--ease)}
.rel-card:hover .rel-thumb img{transform:scale(1.03)}
.rel-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.rel-body h3{font-size:16.5px;font-weight:700;line-height:1.5}
.rel-body p{font-size:14px;color:var(--muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--muted);margin-top:auto}
.rel-more{margin-top:30px;text-align:center}

/* 侧栏 */
.article-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:22px}
.side-card,
.login-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:22px;
  box-shadow:var(--sh-1);
}
.side-card h3,
.login-card h3{font-size:16px;font-weight:800;margin-bottom:16px}
.side-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column}
.side-list li{padding:14px 0;border-bottom:1px solid var(--line)}
.side-list li:last-child{border-bottom:0;padding-bottom:0}
.side-list li:first-child{padding-top:0}
.side-list a{display:block;font-size:14.5px;font-weight:600;line-height:1.6;transition:color .2s var(--ease)}
.side-list a:hover{color:var(--green)}
.side-list .side-time{display:block;margin-top:6px;font-size:12px;color:var(--muted)}
.login-card{background:var(--green-dark);border-color:var(--green-dark);color:var(--inv)}
.login-card h3{color:#fff}
.login-card p{font-size:14px;color:rgba(242,244,241,.75);margin-bottom:18px}

/* 转化区 */
.cta-band{background:var(--dark);color:var(--inv);padding:76px 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap}
.cta-inner h2{font-size:clamp(22px,2.6vw,32px);font-weight:800;letter-spacing:-.02em;line-height:1.35;margin-bottom:10px}
.cta-inner p{font-size:15px;color:rgba(242,244,241,.72)}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* 页脚 */
.site-footer{background:var(--green-dark);color:#CFDDD6;padding-top:64px}
.f-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px}
.f-brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:18px}
.f-brand svg{width:26px;height:26px;color:var(--lime);flex:0 0 auto}
.f-desc{margin-top:16px;font-size:14px;line-height:1.8;color:rgba(242,244,241,.7);max-width:36ch}
.f-col h4{margin:0 0 16px;font-size:14px;font-weight:700;color:#fff;letter-spacing:.06em}
.f-col ul{list-style:none;margin:0;padding:0}
.f-col li{margin-bottom:11px;font-size:14px;color:rgba(242,244,241,.72)}
.f-col a{color:rgba(242,244,241,.75);transition:color .2s var(--ease)}
.f-col a:hover{color:var(--lime)}
.f-bottom{
  border-top:1px solid var(--line-dark);
  padding:20px 0;
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(242,244,241,.6);
}

@media (max-width:1199px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:0}
  .article-side{display:none}
}
@media (max-width:991px){
  .wrap,.wrap-wide{padding:0 20px}
  .nav-menu,.search-pill,.link-login,.btn-head{display:none}
  .nav-toggle{display:flex}
  .header-inner{height:64px;justify-content:space-between;gap:16px}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .f-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-band{padding:60px 0}
}
@media (max-width:767px){
  body{font-size:16px}
  .article-layout{padding:24px 0 64px}
  .article-title{font-size:24px}
  .lead-box{padding:16px 18px}
  .article-body h2{font-size:22px;margin-top:40px}
  .article-body h3{font-size:18px}
  .post-nav{grid-template-columns:1fr}
  .post-nav-item.next{text-align:left}
  .rel-grid{grid-template-columns:1fr}
  .f-grid{grid-template-columns:1fr;gap:28px}
  .cta-actions{width:100%}
  .cta-actions .btn-solid,
  .cta-actions .btn-ghost-dark{flex:1 1 auto}
}
@media (max-width:520px){
  .wrap,.wrap-wide{padding:0 16px}
  .article-foot{flex-direction:column;align-items:flex-start}
  .action-row{width:100%}
  .action-row .btn-outline{flex:1 1 auto}
}
@media (prefers-reduced-motion:reduce){
  *,
  *::before,
  *::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}

/* roulang page: category1 */
:root{
  --ink:#0C5B45;
  --ink-deep:#083E2F;
  --lime:#C9F24D;
  --clay:#E4633A;
  --paper:#F6F5F1;
  --card:#FFFFFF;
  --dark:#101413;
  --text:#16191B;
  --muted:#5B6360;
  --line:#E3E2DC;
  --line-dark:rgba(255,255,255,.12);
  --r-s:8px;
  --r-m:14px;
  --r-l:22px;
  --pill:999px;
  --sh:0 1px 2px rgba(16,25,20,.04), 0 12px 32px -18px rgba(16,25,20,.18);
  --sh-h:0 18px 44px -20px rgba(16,25,20,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
  --mono:ui-monospace,"SF Mono","Cascadia Mono",Consolas,"Noto Sans SC",monospace;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.82;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .24s var(--ease)}
a:hover{color:var(--ink)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.22;color:var(--text)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--ink);outline-offset:3px;border-radius:4px}

.wrap-wide{width:100%;max-width:1280px;margin:0 auto;padding:0 24px}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.band{padding:96px 0}
.band-sm{padding:64px 0}
.divider{height:1px;background:var(--line);border:0;margin:0}
.eyebrow{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--ink);
  font-weight:700;
  margin-bottom:14px;
  display:flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--lime);display:inline-block}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.sec-head h2{font-size:clamp(24px,3vw,33px);font-weight:900}
.sec-head p{color:var(--muted);font-size:15px;max-width:560px;margin-top:10px}
.text-link{
  font-weight:700;font-size:15px;color:var(--ink);
  position:relative;padding-bottom:3px;white-space:nowrap;
}
.text-link::after{
  content:"";position:absolute;left:0;bottom:0;height:1.5px;width:0;background:var(--ink);
  transition:width .28s var(--ease);
}
.text-link:hover::after{width:100%}

/* ---------- buttons ---------- */
.btn-ink,.btn-ghost,.btn-lime{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:12px 26px;border-radius:var(--pill);
  font-weight:700;font-size:15px;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:transform .24s var(--ease),background-color .24s var(--ease),color .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.btn-ink{background:var(--ink);color:#fff;box-shadow:var(--sh)}
.btn-ink:hover{background:var(--ink-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-h)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-ghost:hover{background:#EAF5EF;color:var(--ink);transform:translateY(-2px)}
.btn-lime{background:var(--lime);color:var(--ink-deep)}
.btn-lime:hover{background:#dbfa74;color:var(--ink-deep);transform:translateY(-2px)}
.btn-sm{min-height:44px;padding:10px 20px;font-size:14px}
.btn-line{
  display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:10px 18px;
  border:1px solid var(--line);border-radius:var(--pill);background:#fff;
  font-size:14px;font-weight:700;color:var(--text);
  transition:border-color .24s var(--ease),color .24s var(--ease),transform .24s var(--ease);
}
.btn-line:hover{border-color:var(--ink);color:var(--ink);transform:translateY(-2px)}

.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--pill);
  font-size:12.5px;font-weight:700;letter-spacing:.02em;
  background:rgba(12,91,69,.09);color:var(--ink);
}
.tag-clay{background:rgba(228,99,58,.12);color:#B74425}
.tag-lime{background:rgba(201,242,77,.28);color:#3D5510}
.tag-plain{background:#F1F0EA;color:var(--muted)}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(246,245,241,.92);
  backdrop-filter:saturate(150%) blur(6px);
  border-bottom:1px solid transparent;
  transition:border-color .28s var(--ease),background-color .28s var(--ease);
}
.site-header.is-scrolled{border-bottom-color:var(--line);background:rgba(246,245,241,.96)}
.nav-inner{display:flex;align-items:center;gap:28px;min-height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:900;font-size:17.5px;color:var(--ink);letter-spacing:-.01em}
.brand svg{width:30px;height:30px;flex:none}
.brand em{font-style:normal;font-weight:600;font-size:13px;color:var(--muted);letter-spacing:0}
.nav-collapse{display:flex;flex:1;align-items:center;justify-content:space-between;gap:24px}
.nav-menu{display:flex;align-items:center;gap:26px;flex-wrap:wrap}
.nav-menu a{
  position:relative;font-size:15px;font-weight:600;color:var(--text);padding:6px 2px;
}
.nav-menu a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--lime);
  transform:scaleX(0);transform-origin:left;transition:transform .28s var(--ease);
}
.nav-menu a:hover::after,.nav-menu a.active::after{transform:scaleX(1)}
.nav-menu a.active{color:var(--ink)}
.nav-tools{display:flex;align-items:center;gap:14px}
.nav-search{
  display:flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);border-radius:var(--pill);
  padding:0 14px;height:44px;min-width:238px;
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.nav-search:focus-within{border-color:var(--ink);box-shadow:0 0 0 2px rgba(12,91,69,.15)}
.nav-search svg{width:17px;height:17px;color:var(--muted);flex:none}
.nav-search input{border:0;background:transparent;outline:none;width:100%;font-size:14px;height:42px}
.nav-search input::placeholder{color:#9AA29E}
.link-login{font-size:15px;font-weight:700;color:var(--text);padding:8px 4px}
.link-login:hover{color:var(--ink)}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-s);
  background:#fff;margin-left:auto;
}
.nav-toggle svg{width:20px;height:20px;stroke:var(--ink);caret-color:var(--ink)}

/* ---------- hero band ---------- */
.hero-band{
  position:relative;
  background-image:linear-gradient(100deg,rgba(246,245,241,.97) 0%,rgba(246,245,241,.88) 46%,rgba(246,245,241,.66) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center right;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.hero-band::after{
  content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;
  border:1px solid rgba(12,91,69,.14);border-radius:50%;
  pointer-events:none;
}
.hero-inner{padding:78px 0 72px;max-width:760px;position:relative}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:22px;flex-wrap:wrap}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--ink)}
.crumb span[aria-current]{color:var(--text);font-weight:600}
.hero-inner h1{font-size:clamp(28px,5vw,52px);font-weight:900;letter-spacing:-.025em}
.hero-inner .lead{
  font-size:17.5px;color:var(--muted);margin-top:18px;max-width:560px;line-height:1.8;
}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.hero-meta{
  display:flex;gap:36px;flex-wrap:wrap;margin-top:44px;padding-top:24px;border-top:1px solid var(--line);
}
.hero-meta li{min-width:120px}
.hero-meta b{
  display:block;font-family:var(--mono);font-size:24px;font-weight:700;color:var(--ink);letter-spacing:-.01em;
}
.hero-meta span{font-size:13px;color:var(--muted);letter-spacing:.02em}

/* ---------- steps ---------- */
.steps{border-top:1px solid var(--line)}
.step{
  display:grid;grid-template-columns:96px 1fr;gap:28px;
  padding:32px 0;border-bottom:1px solid var(--line);
  transition:background-color .28s var(--ease);
}
.step:hover{background:rgba(255,255,255,.7)}
.step-no{
  font-family:var(--mono);font-size:34px;font-weight:700;color:var(--ink);
  letter-spacing:-.02em;line-height:1;
}
.step-body h3{font-size:20px;font-weight:800;margin-bottom:8px}
.step-body p{color:var(--muted);font-size:15.5px;max-width:760px}
.step-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}

/* ---------- identity cards ---------- */
.id-grid{display:grid;grid-template-columns:5fr 4fr;gap:24px;align-items:start}
.id-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-m);
  overflow:hidden;box-shadow:var(--sh);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease);
  display:flex;flex-direction:column;
}
.id-card:hover{transform:translateY(-3px);box-shadow:var(--sh-h)}
.id-card figure{margin:0;aspect-ratio:16/9;overflow:hidden;background:#EDECE6}
.id-card.tall figure{aspect-ratio:4/3}
.id-card img{width:100%;height:100%;object-fit:cover;transition:transform .32s var(--ease)}
.id-card:hover img{transform:scale(1.03)}
.id-card .body{padding:22px 24px 26px}
.id-card h3{font-size:20px;font-weight:800;margin-bottom:10px}
.id-card p{color:var(--muted);font-size:15px}
.id-card ul{margin-top:16px;display:grid;gap:10px}
.id-card ul li{display:flex;gap:10px;font-size:14.5px;color:var(--text)}
.id-card ul li svg{width:16px;height:16px;flex:none;margin-top:5px;color:var(--ink)}

/* ---------- prep section ---------- */
.prep{display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:center}
.prep figure{
  margin:0;border-radius:var(--r-l);overflow:hidden;border:1px solid var(--line);
  aspect-ratio:4/3;background:#EDECE6;box-shadow:var(--sh);
}
.prep figure img{width:100%;height:100%;object-fit:cover}
.checklist{display:grid;gap:0;margin-top:28px;border-top:1px solid var(--line)}
.checklist li{
  display:grid;grid-template-columns:26px 1fr;gap:14px;
  padding:18px 0;border-bottom:1px solid var(--line);font-size:15.5px;
}
.checklist li strong{display:block;font-weight:700;margin-bottom:4px}
.checklist li span{color:var(--muted);font-size:14.5px}
.checklist li svg{width:20px;height:20px;color:var(--ink);margin-top:5px}

/* ---------- table ---------- */
.table-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-m);
  overflow:hidden;box-shadow:var(--sh);
}
.tbl{width:100%;border-collapse:collapse}
.tbl th,.tbl td{padding:18px 22px;text-align:left;font-size:15px;vertical-align:top}
.tbl thead th{
  font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--muted);font-weight:700;background:#FAFAF7;border-bottom:1px solid var(--line);
}
.tbl tbody tr{border-bottom:1px solid var(--line)}
.tbl tbody tr:last-child{border-bottom:0}
.tbl tbody tr:hover{background:#FBFBF8}
.tbl td:first-child{font-weight:700;width:26%}
.tbl td:nth-child(2){color:var(--muted);width:32%}
.tbl td:last-child{color:var(--text)}

/* ---------- faq ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.accordion.faq-list{--bs-accordion-border-width:0;--bs-accordion-bg:transparent;--bs-accordion-border-radius:0;--bs-accordion-inner-border-radius:0}
.faq-list .accordion-item{
  background:transparent;border:0;border-bottom:1px solid var(--line);border-radius:0;
}
.faq-list .accordion-header{margin:0}
.faq-list .accordion-button{
  background:transparent;box-shadow:none;border-radius:0;
  padding:22px 46px 22px 16px;
  font-size:17px;font-weight:700;color:var(--text);line-height:1.5;
  transition:color .24s var(--ease),box-shadow .24s var(--ease),background-color .24s var(--ease);
}
.faq-list .accordion-button:hover{color:var(--ink)}
.faq-list .accordion-button:not(.collapsed){
  color:var(--ink);background:transparent;box-shadow:inset 3px 0 0 var(--lime);
}
.faq-list .accordion-button:focus{box-shadow:inset 3px 0 0 var(--lime),0 0 0 2px rgba(12,91,69,.18)}
.faq-list .accordion-button::after{
  --bs-accordion-btn-icon:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%230C5B45' stroke-width='1.8' stroke-linecap='round'%3E%3Cpath d='M3.5 6.2 8 10.7l4.5-4.5'/%3E%3C/svg%3E");
  --bs-accordion-btn-active-icon:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%230C5B45' stroke-width='1.8' stroke-linecap='round'%3E%3Cpath d='M3.5 6.2 8 10.7l4.5-4.5'/%3E%3C/svg%3E");
  width:18px;height:18px;background-size:18px;
  transition:transform .28s var(--ease);
}
.faq-list .accordion-body{
  padding:2px 46px 26px 19px;color:var(--muted);font-size:15.5px;line-height:1.85;
}
.faq-list .accordion-body strong{color:var(--text)}

/* ---------- cta ---------- */
.cta-band{
  position:relative;background:var(--dark);color:#F2F4F1;
  background-image:linear-gradient(90deg,rgba(16,20,19,.95) 0%,rgba(16,20,19,.86) 55%,rgba(16,20,19,.72) 100%),url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;
  border-radius:var(--r-l);
  overflow:hidden;
}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:40px;padding:56px 48px;flex-wrap:wrap}
.cta-inner h2{font-size:clamp(24px,3vw,34px);color:#fff;font-weight:900}
.cta-inner p{color:rgba(242,244,241,.7);margin-top:12px;font-size:15.5px;max-width:520px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}
.cta-band .btn-ghost{color:#F2F4F1;border-color:rgba(255,255,255,.3)}
.cta-band .btn-ghost:hover{background:rgba(255,255,255,.08);color:#fff}

/* ---------- footer ---------- */
.site-footer{background:var(--ink-deep);color:#DCE6E1;margin-top:96px;padding:72px 0 28px}
.f-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;gap:40px}
.f-brand{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:900;color:#fff;margin-bottom:16px}
.f-brand svg{width:30px;height:30px;color:var(--lime)}
.f-desc{font-size:14px;line-height:1.85;color:rgba(220,230,225,.72);max-width:360px}
.f-col h4{font-size:14px;font-weight:800;color:#fff;letter-spacing:.06em;margin-bottom:18px}
.f-col ul{display:grid;gap:12px}
.f-col a,.f-col span{font-size:14px;color:rgba(220,230,225,.75);line-height:1.6}
.f-col a{position:relative;display:inline-block}
.f-col a::after{
  content:"";position:absolute;left:0;bottom:-2px;height:1px;width:0;background:var(--lime);
  transition:width .28s var(--ease);
}
.f-col a:hover{color:#fff}
.f-col a:hover::after{width:100%}
.f-bottom{
  margin-top:56px;padding-top:22px;border-top:1px solid var(--line-dark);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(220,230,225,.6);font-family:var(--mono);letter-spacing:.02em;
}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .f-grid{grid-template-columns:1.6fr 1fr 1fr;gap:34px}
  .f-col:last-child{grid-column:span 3}
}
@media (max-width:991.98px){
  .nav-inner{min-height:60px;gap:12px;flex-wrap:wrap}
  .nav-toggle{display:inline-flex}
  .nav-collapse.collapse:not(.show){display:none}
  .nav-collapse.collapse.show{display:block}
  .nav-collapse{
    flex-direction:column;align-items:stretch;gap:16px;
    padding:18px 0 22px;border-top:1px solid var(--line);
  }
  .nav-menu{flex-direction:column;align-items:stretch;gap:0}
  .nav-menu a{padding:14px 4px;border-bottom:1px solid var(--line);font-size:16px}
  .nav-menu a::after{display:none}
  .nav-menu a.active{box-shadow:inset 3px 0 0 var(--lime);padding-left:12px}
  .nav-tools{flex-direction:column;align-items:stretch;gap:12px}
  .nav-search{width:100%;min-width:0;order:-1}
  .link-login{text-align:center;border:1px solid var(--line);border-radius:var(--pill);padding:12px}
  .nav-tools .btn-ink{width:100%}
  .band{padding:64px 0}
  .hero-inner{padding:56px 0 52px}
  .id-grid{grid-template-columns:1fr}
  .prep{grid-template-columns:1fr;gap:32px}
  .prep figure{order:-1;aspect-ratio:16/9}
  .cta-inner{padding:40px 28px}
}
@media (max-width:767.98px){
  body{font-size:16px}
  .wrap-wide,.wrap{padding:0 18px}
  .step{grid-template-columns:1fr;gap:12px;padding:26px 0}
  .step-no{font-size:26px}
  .tbl thead{display:none}
  .tbl tbody tr{display:block;padding:18px 0;border-bottom:1px solid var(--line)}
  .tbl td{display:block;width:auto!important;padding:4px 20px}
  .tbl td:first-child{font-size:16px}
  .tbl td:nth-child(2)::before{content:"原因：";font-weight:700;color:var(--text);margin-right:4px}
  .tbl td:last-child::before{content:"处理：";font-weight:700;color:var(--text);margin-right:4px}
  .hero-meta{gap:24px}
  .hero-meta b{font-size:20px}
  .sec-head{margin-bottom:28px}
  .f-grid{grid-template-columns:1fr 1fr;gap:30px}
  .f-col:last-child{grid-column:span 2}
  .f-bottom{flex-direction:column}
  .site-footer{margin-top:64px;padding-top:56px}
}
@media (max-width:520px){
  .hero-actions .btn-ink,.hero-actions .btn-ghost{width:100%}
  .cta-actions .btn-ink,.cta-actions .btn-ghost,.cta-actions .btn-lime{width:100%}
  .f-grid{grid-template-columns:1fr}
  .f-col:last-child{grid-column:span 1}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* roulang page: category2 */
:root{
  --green:#0C5B45;
  --green-deep:#083E2F;
  --green-soft:#EAF5EF;
  --lime:#C9F24D;
  --clay:#E4633A;
  --paper:#F6F5F1;
  --card:#FFFFFF;
  --dark:#101413;
  --ink:#16191B;
  --muted:#5B6360;
  --line:#E3E2DC;
  --line-dark:rgba(255,255,255,.12);
  --inv:#F2F4F1;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:22px;
  --pill:999px;
  --sh-1:0 1px 2px rgba(16,25,20,.04), 0 12px 32px -18px rgba(16,25,20,.18);
  --sh-2:0 18px 44px -20px rgba(16,25,20,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
  --ff:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --fm:ui-monospace,"SF Mono","Roboto Mono",Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:104px}
body{
  margin:0;font-family:var(--ff);font-size:17px;line-height:1.8;
  color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;letter-spacing:-.02em;line-height:1.3}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0}
button,input{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--green);outline-offset:3px;border-radius:4px}
.dark-zone :focus-visible{outline-color:var(--lime)}
::selection{background:var(--lime);color:var(--green-deep)}

/* ---------- 布局容器 ---------- */
.wrap{width:min(1200px,calc(100% - 48px));margin-inline:auto}
.wrap-wide{width:min(1280px,calc(100% - 48px));margin-inline:auto}
.section{padding:96px 0}
.section-tight{padding:60px 0}

/* ---------- Bootstrap 覆写 ---------- */
.btn{--bs-btn-border-radius:var(--pill);--bs-btn-font-weight:700;border-radius:var(--pill)}
.btn-primary{
  --bs-btn-bg:var(--green);--bs-btn-border-color:var(--green);
  --bs-btn-hover-bg:var(--green-deep);--bs-btn-hover-border-color:var(--green-deep);
  --bs-btn-active-bg:var(--green-deep);--bs-btn-active-border-color:var(--green-deep);
}
.card{border-radius:var(--r-md);border-color:var(--line)}
.accordion{--bs-accordion-border-width:0;--bs-accordion-bg:transparent;--bs-accordion-btn-focus-box-shadow:none}
.badge{border-radius:6px;font-weight:700}
.breadcrumb{--bs-breadcrumb-divider:'/';margin:0;font-size:13px}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(246,245,241,.94);
  border-bottom:1px solid transparent;
  transition:border-color .28s var(--ease), background .28s var(--ease);
}
.site-header.is-stuck{border-bottom-color:var(--line);background:rgba(246,245,241,.9);backdrop-filter:saturate(150%) blur(6px)}
.header-inner{display:flex;align-items:center;gap:26px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;color:var(--green-deep);font-weight:800;font-size:19px;letter-spacing:-.02em}
.brand svg{width:30px;height:30px;color:var(--green);flex-shrink:0}
.brand .brand-sub{
  font-family:var(--fm);font-size:11px;font-weight:600;letter-spacing:.14em;
  color:var(--muted);text-transform:uppercase;padding-left:10px;border-left:1px solid var(--line);
}
.nav-menu{display:flex;align-items:center;gap:4px}
.nav-menu a{
  position:relative;display:inline-flex;align-items:center;height:40px;padding:0 13px;
  font-size:15.5px;font-weight:600;color:var(--muted);border-radius:var(--r-sm);
  transition:color .22s var(--ease);
}
.nav-menu a::after{
  content:"";position:absolute;left:13px;right:13px;bottom:2px;height:2px;
  background:var(--lime);transform:scaleX(0);transform-origin:left;
  transition:transform .28s var(--ease);
}
.nav-menu a:hover{color:var(--green-deep)}
.nav-menu a:hover::after{transform:scaleX(1)}
.nav-menu a.active{color:var(--green-deep);font-weight:700}
.nav-menu a.active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:14px;margin-left:auto}
.search-pill{
  display:flex;align-items:center;gap:8px;height:44px;padding:0 16px;
  background:#fff;border:1px solid var(--line);border-radius:var(--pill);
  transition:border-color .22s var(--ease), box-shadow .22s var(--ease);
}
.search-pill svg{width:17px;height:17px;color:var(--muted);flex-shrink:0}
.search-pill input{
  width:168px;border:0;outline:0;background:transparent;font-size:14.5px;color:var(--ink);
}
.search-pill input::placeholder{color:#9AA29E}
.search-pill:focus-within{border-color:var(--green);box-shadow:0 0 0 3px rgba(12,91,69,.12)}
.link-login{
  font-size:15px;font-weight:600;color:var(--green-deep);position:relative;
  display:inline-flex;align-items:center;height:44px;padding:0 4px;
}
.link-login::after{
  content:"";position:absolute;left:4px;right:4px;bottom:8px;height:1px;background:var(--green);
  transform:scaleX(0);transform-origin:left;transition:transform .28s var(--ease);
}
.link-login:hover::after{transform:scaleX(1)}

/* 按钮体系 */
.btn-base{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--pill);border:1px solid transparent;
  font-size:15.5px;font-weight:700;cursor:pointer;
  transition:transform .24s var(--ease), background .24s var(--ease), color .24s var(--ease), box-shadow .24s var(--ease), border-color .24s var(--ease);
}
.btn-base svg{width:18px;height:18px}
.btn-main{background:var(--green);color:#fff;box-shadow:var(--sh-1)}
.btn-main:hover{background:var(--green-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-main:active{transform:translateY(0)}
.btn-ghost{border-color:var(--green);color:var(--green-deep);background:transparent}
.btn-ghost:hover{background:var(--green-soft);transform:translateY(-2px)}
.btn-lime{background:var(--lime);color:var(--green-deep)}
.btn-lime:hover{background:#d8f76d;transform:translateY(-2px);box-shadow:0 18px 40px -22px rgba(201,242,77,.9)}
.btn-sm{height:42px;padding:0 20px;font-size:14.5px}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:700;color:var(--green-deep);
  position:relative;
}
.link-arrow::after{
  content:"";position:absolute;left:0;right:0;bottom:-3px;height:1px;background:var(--green);
  transform:scaleX(0);transform-origin:left;transition:transform .28s var(--ease);
}
.link-arrow:hover::after{transform:scaleX(1)}

/* 移动端折叠 */
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:44px;height:44px;margin-left:auto;border:1px solid var(--line);border-radius:var(--r-sm);
  background:#fff;cursor:pointer;padding:0 11px;
}
.nav-toggle span{display:block;height:2px;background:var(--green-deep);border-radius:2px;transition:transform .25s var(--ease)}
.mobile-panel{display:none;border-top:1px solid var(--line);background:#fff;padding:18px 0 26px}
.mobile-panel.show{display:block}
.mobile-panel .m-search{
  display:flex;align-items:center;gap:8px;height:48px;padding:0 16px;margin-bottom:16px;
  border:1px solid var(--line);border-radius:var(--r-sm);background:var(--paper);
}
.mobile-panel .m-search input{flex:1;border:0;outline:0;background:transparent;font-size:15px}
.mobile-panel .m-search svg{width:17px;height:17px;color:var(--muted)}
.mobile-nav{display:flex;flex-direction:column}
.mobile-nav a{
  display:flex;align-items:center;min-height:48px;padding:0 4px;font-size:16px;font-weight:600;
  color:var(--ink);border-bottom:1px solid var(--line);
}
.mobile-nav a.active{color:var(--green-deep);font-weight:800;box-shadow:inset 3px 0 0 var(--lime);padding-left:12px}
.mobile-actions{display:flex;flex-direction:column;gap:12px;margin-top:20px}
.mobile-actions .btn-base{width:100%}

/* ---------- 面包屑与 Hero ---------- */
.page-hero{padding:44px 0 72px;background:var(--paper)}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);font-family:var(--fm);letter-spacing:.02em;flex-wrap:wrap}
.crumb a{transition:color .2s var(--ease)}
.crumb a:hover{color:var(--green)}
.crumb .sep{color:#C4C7C1}
.crumb .now{color:var(--ink);font-weight:600}
.hero-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:56px;align-items:center;margin-top:26px}
.h1{font-size:clamp(30px,4.4vw,52px);font-weight:900;line-height:1.16;letter-spacing:-.03em;margin-bottom:18px}
.h1 em{font-style:normal;color:var(--green);position:relative;white-space:nowrap}
.h1 em::after{
  content:"";position:absolute;left:0;right:0;bottom:4px;height:8px;background:rgba(201,242,77,.55);
  z-index:-1;border-radius:2px;
}
.hero-lead{font-size:17px;color:var(--muted);max-width:48ch;margin-bottom:30px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px}
.hero-media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;aspect-ratio:16/11;box-shadow:var(--sh-1);
  border:1px solid var(--line);
}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media .media-tag{
  position:absolute;left:18px;bottom:18px;background:rgba(8,62,47,.86);color:var(--inv);
  font-size:13px;font-weight:600;padding:9px 14px;border-radius:var(--pill);backdrop-filter:blur(3px);
}
.hero-stats{display:flex;flex-wrap:wrap;gap:44px;margin-top:40px;padding-top:28px;border-top:1px solid var(--line)}
.hero-stats .stat .num{
  font-family:var(--fm);font-size:26px;font-weight:700;color:var(--green);letter-spacing:-.01em;line-height:1.2;
}
.hero-stats .stat .num small{font-size:14px;font-weight:600;margin-left:2px}
.hero-stats .stat .lbl{font-size:13.5px;color:var(--muted);margin-top:4px}

/* ---------- 双栏与目录 ---------- */
.layout{display:grid;grid-template-columns:236px minmax(0,1fr);gap:56px;align-items:start}
.toc{position:sticky;top:104px;border-left:1px solid var(--line);padding-left:20px}
.toc h2{font-family:var(--fm);font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);font-weight:600;margin-bottom:16px}
.toc a{
  display:block;position:relative;padding:9px 0;font-size:14.5px;font-weight:600;color:var(--muted);
  transition:color .22s var(--ease), padding-left .22s var(--ease);
}
.toc a:hover{color:var(--green-deep);padding-left:6px}
.toc a.active{color:var(--green-deep)}
.toc a.active::before{content:"";position:absolute;left:-21px;top:50%;transform:translateY(-50%);width:3px;height:18px;background:var(--lime);border-radius:2px}
.toc .toc-note{margin-top:22px;padding-top:18px;border-top:1px solid var(--line);font-size:13px;color:var(--muted);line-height:1.75}

.content-block{padding-bottom:60px;border-bottom:1px solid var(--line);margin-bottom:60px}
.content-block:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0}
.eyebrow{font-family:var(--fm);font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--green);font-weight:600}
.block-title{
  font-size:clamp(23px,2.6vw,32px);font-weight:800;margin:12px 0 12px;padding-left:16px;position:relative;
}
.block-title::before{content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:2px;background:var(--green)}
.block-desc{color:var(--muted);font-size:16px;max-width:72ch;margin-bottom:30px}

/* ---------- 权益卡片 ---------- */
.benefit-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:24px;align-items:start}
.bcard{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .28s var(--ease), box-shadow .28s var(--ease);
}
.bcard:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.bcard-img{aspect-ratio:16/9;overflow:hidden;background:var(--green-soft)}
.bcard.tall .bcard-img{aspect-ratio:16/10}
.bcard-img img{width:100%;height:100%;object-fit:cover;transition:transform .32s var(--ease)}
.bcard:hover .bcard-img img{transform:scale(1.03)}
.bcard-body{padding:24px 26px 28px}
.tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:6px;
  background:rgba(12,91,69,.1);color:var(--green);
  font-size:12.5px;font-weight:700;font-family:var(--fm);letter-spacing:.04em;
}
.tag.clay{background:rgba(228,99,58,.12);color:var(--clay)}
.tag.line{background:transparent;border:1px solid var(--line);color:var(--muted)}
.bcard h3{font-size:20px;font-weight:800;margin-bottom:10px}
.bcard p{color:var(--muted);font-size:15.5px;margin-bottom:0}
ul.ticks{list-style:none;margin-top:18px}
ul.ticks li{position:relative;padding-left:24px;font-size:15.5px;color:var(--muted);margin-bottom:11px}
ul.ticks li:last-child{margin-bottom:0}
ul.ticks li::before{
  content:"";position:absolute;left:4px;top:.6em;width:8px;height:8px;border-radius:50%;
  border:1.6px solid var(--green);background:transparent;
}
.bcard .price-line{
  display:flex;align-items:baseline;gap:10px;margin-top:22px;padding-top:18px;border-top:1px solid var(--line);
}
.bcard .price{font-family:var(--fm);font-size:24px;font-weight:700;color:var(--clay);letter-spacing:-.01em}
.bcard .price-unit{font-size:13.5px;color:var(--muted)}

/* ---------- 对比表 ---------- */
.table-wrap{overflow-x:auto;border-radius:var(--r-md);background:var(--card);border:1px solid var(--line);box-shadow:var(--sh-1)}
.cmp{width:100%;min-width:680px;border-collapse:collapse;font-size:15.5px}
.cmp th,.cmp td{text-align:left;padding:17px 22px;border-bottom:1px solid var(--line);vertical-align:top}
.cmp thead th{
  font-family:var(--fm);font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--muted);font-weight:600;border-bottom:1px solid var(--ink);background:var(--paper);
}
.cmp tbody th{font-weight:700;color:var(--ink);width:24%;font-size:15.5px}
.cmp tbody td{color:var(--muted)}
.cmp tbody td.strong{color:var(--green-deep);font-weight:700}
.cmp tbody tr:last-child th,.cmp tbody tr:last-child td{border-bottom:0}
.cmp tbody tr:hover{background:#FBFAF7}
.cmp .yes{display:inline-flex;align-items:center;gap:7px}
.cmp .yes svg{width:16px;height:16px;color:var(--green);flex-shrink:0}
.cmp .no{color:#A9AFAB}

/* ---------- 流程 ---------- */
.steps{list-style:none;border-top:1px solid var(--line)}
.steps li{display:grid;grid-template-columns:76px 1fr;gap:20px;padding:24px 0;border-bottom:1px solid var(--line)}
.steps .no{font-family:var(--fm);font-size:22px;font-weight:700;color:var(--green);letter-spacing:.02em;line-height:1.4}
.steps h3{font-size:19px;font-weight:800;margin-bottom:8px}
.steps p{color:var(--muted);font-size:15.5px;margin:0}
.steps .step-meta{font-family:var(--fm);font-size:12.5px;color:var(--clay);letter-spacing:.06em;margin-top:10px;display:block}

/* ---------- 适用人群 ---------- */
.audience{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 44px}
.audience .item{display:flex;gap:16px;padding:24px 0;border-bottom:1px solid var(--line)}
.audience .ico{
  flex-shrink:0;width:44px;height:44px;border-radius:var(--r-sm);background:var(--green-soft);
  display:flex;align-items:center;justify-content:center;color:var(--green);
}
.audience .ico svg{width:22px;height:22px}
.audience h3{font-size:17.5px;font-weight:800;margin-bottom:6px}
.audience p{font-size:15px;color:var(--muted);margin:0}

/* ---------- 服务说明细线行 ---------- */
.assure{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;border-top:1px solid var(--line)}
.assure .cell{padding:26px 26px 26px 0;border-bottom:1px solid var(--line)}
.assure .cell + .cell{padding-left:26px;border-left:1px solid var(--line)}
.assure h3{font-size:16.5px;font-weight:800;margin-bottom:8px;display:flex;align-items:center;gap:9px}
.assure h3 svg{width:18px;height:18px;color:var(--green);flex-shrink:0}
.assure p{font-size:14.5px;color:var(--muted);margin:0}

/* ---------- FAQ ---------- */
.acc{border-top:1px solid var(--line)}
.acc .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--line);border-radius:0}
.acc .accordion-header{background:transparent;border:0}
.acc .accordion-button{
  background:transparent;border:0;border-radius:0;box-shadow:none;
  padding:22px 48px 22px 0;font-size:17px;font-weight:700;color:var(--ink);
  line-height:1.55;transition:color .22s var(--ease);
}
.acc .accordion-button:not(.collapsed){color:var(--green-deep);background:transparent;box-shadow:none}
.acc .accordion-button:hover{color:var(--green)}
.acc .accordion-button::after{display:none}
.acc .accordion-button .qmark{
  position:absolute;right:6px;top:50%;transform:translateY(-50%);
  width:26px;height:26px;border-radius:50%;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;color:var(--green-deep);
  transition:transform .3s var(--ease), background .25s var(--ease), border-color .25s var(--ease);
}
.acc .accordion-button .qmark::before,.acc .accordion-button .qmark::after{
  content:"";position:absolute;background:currentColor;border-radius:1px;
}
.acc .accordion-button .qmark::before{width:11px;height:1.6px}
.acc .accordion-button .qmark::after{width:1.6px;height:11px;transition:transform .3s var(--ease)}
.acc .accordion-button:not(.collapsed) .qmark{background:var(--green);border-color:var(--green);color:#fff;transform:translateY(-50%) rotate(180deg)}
.acc .accordion-button:not(.collapsed) .qmark::after{transform:scaleY(0)}
.acc .accordion-body{padding:0 60px 26px 0;color:var(--muted);font-size:15.5px;line-height:1.85}
.acc .accordion-collapse{border-left:3px solid transparent;transition:border-color .25s var(--ease)}
.acc .accordion-collapse.show,.acc .accordion-collapse.collapsing{border-left-color:var(--lime)}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:var(--green-deep);
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  color:var(--inv);
}
.cta-band::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(8,62,47,.95) 0%,rgba(8,62,47,.86) 55%,rgba(8,62,47,.72) 100%)}
.cta-inner{position:relative;display:grid;grid-template-columns:1fr auto;gap:44px;align-items:center;padding:56px 56px}
.cta-inner h2{font-size:clamp(24px,3vw,34px);font-weight:900;margin-bottom:12px;letter-spacing:-.02em}
.cta-inner p{color:rgba(242,244,241,.78);font-size:16px;margin:0;max-width:56ch}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}
.cta-band .btn-ghost{border-color:rgba(242,244,241,.5);color:var(--inv)}
.cta-band .btn-ghost:hover{background:rgba(242,244,241,.12);color:#fff}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--green-deep);color:var(--inv);padding-top:76px;margin-top:0}
.f-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:44px;padding-bottom:52px}
.f-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:18px;letter-spacing:-.02em}
.f-brand svg{width:28px;height:28px;color:var(--lime);flex-shrink:0}
.f-desc{color:rgba(242,244,241,.72);font-size:14.5px;line-height:1.9;margin:16px 0 0;max-width:42ch}
.f-col h4{
  font-family:var(--fm);font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--lime);font-weight:600;margin-bottom:18px;
}
.f-col ul{list-style:none}
.f-col li{margin-bottom:12px}
.f-col a,.f-col span{color:rgba(242,244,241,.78);font-size:14.5px;transition:color .22s var(--ease)}
.f-col a{position:relative}
.f-col a::after{
  content:"";position:absolute;left:0;right:0;bottom:-3px;height:1px;background:var(--lime);
  transform:scaleX(0);transform-origin:left;transition:transform .28s var(--ease);
}
.f-col a:hover{color:var(--lime)}
.f-col a:hover::after{transform:scaleX(1)}
.f-bottom{
  border-top:1px solid var(--line-dark);padding:22px 0;display:flex;justify-content:space-between;
  gap:14px;flex-wrap:wrap;font-size:13.5px;color:rgba(242,244,241,.6);font-family:var(--fm);letter-spacing:.02em;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .layout{grid-template-columns:200px minmax(0,1fr);gap:40px}
  .hero-grid{gap:40px}
  .cta-inner{padding:48px 40px}
}
@media (max-width:991px){
  .wrap,.wrap-wide{width:min(100%,calc(100% - 36px))}
  .nav-menu,.header-actions{display:none}
  .nav-toggle{display:flex}
  .header-inner{height:60px;gap:14px}
  .brand{font-size:17px}
  .brand svg{width:26px;height:26px}
  .brand .brand-sub{display:none}
  .page-hero{padding:28px 0 52px}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-stats{gap:30px;margin-top:30px}
  .section{padding:56px 0}
  .layout{grid-template-columns:1fr;gap:30px}
  .toc{position:static;border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:18px;display:flex;gap:10px;overflow-x:auto;scrollbar-width:thin}
  .toc h2,.toc .toc-note{display:none}
  .toc a{white-space:nowrap;padding:9px 15px;border:1px solid var(--line);border-radius:var(--pill);font-size:14px;background:#fff}
  .toc a.active{border-color:var(--green);background:var(--green-soft);padding-left:15px}
  .toc a.active::before{display:none}
  .benefit-grid{grid-template-columns:1fr;gap:20px}
  .audience{grid-template-columns:1fr;gap:0}
  .assure{grid-template-columns:1fr}
  .assure .cell{padding:22px 0}
  .assure .cell + .cell{padding-left:0;border-left:0}
  .cta-inner{grid-template-columns:1fr;gap:28px;padding:40px 28px}
  .f-grid{grid-template-columns:1fr 1fr;gap:36px}
  .content-block{padding-bottom:48px;margin-bottom:48px}
}
@media (max-width:575px){
  body{font-size:16px}
  .wrap,.wrap-wide{width:calc(100% - 28px)}
  .h1{font-size:clamp(27px,7.6vw,36px)}
  .hero-lead{font-size:16px}
  .hero-cta .btn-base{width:100%}
  .hero-stats{gap:22px 32px}
  .hero-stats .stat .num{font-size:22px}
  .steps li{grid-template-columns:1fr;gap:8px}
  .steps .no{font-size:19px}
  .cmp th,.cmp td{padding:14px 16px;font-size:14.5px}
  .cta-actions .btn-base{width:100%}
  .f-grid{grid-template-columns:1fr;gap:32px;padding-bottom:40px}
  .f-bottom{flex-direction:column;gap:8px}
  .acc .accordion-button{font-size:16px;padding-right:40px}
  .acc .accordion-body{padding-right:16px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
}

/* roulang page: category3 */
:root{
  --ink:#0C5B45;
  --ink-deep:#083E2F;
  --lime:#C9F24D;
  --clay:#E4633A;
  --paper:#F6F5F1;
  --card:#FFFFFF;
  --dark:#101413;
  --text:#16191B;
  --muted:#5B6360;
  --line:#E3E2DC;
  --line-dark:rgba(255,255,255,.12);
  --soft:#EAF5EF;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,25,20,.04),0 12px 32px -18px rgba(16,25,20,.18);
  --sh-2:0 18px 44px -20px rgba(16,25,20,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
  --wrap:1200px;
  --wrap-wide:1280px;
  --font-sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:ui-monospace,"SF Mono","JetBrains Mono",Consolas,"Liberation Mono",monospace;
  --bs-body-font-family:var(--font-sans);
  --bs-body-color:#16191B;
  --bs-body-bg:#F6F5F1;
  --bs-primary:#0C5B45;
  --bs-primary-rgb:12,91,69;
  --bs-border-color:#E3E2DC;
  --bs-border-radius:14px;
  --bs-link-color:#0C5B45;
  --bs-link-hover-color:#083E2F;
  --bs-emphasis-color:#16191B;
  --bs-secondary-color:#5B6360;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16.5px;
  line-height:1.8;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--ink);text-decoration:none;transition:color .22s var(--ease)}
a:hover{color:var(--ink-deep)}
ul,ol{margin:0;padding:0}
button{font:inherit}
:focus-visible{outline:2px solid var(--ink);outline-offset:2px}
h1,h2,h3,h4{font-weight:800;letter-spacing:-.02em;line-height:1.28;margin:0 0 14px;color:var(--text)}
h1{font-size:clamp(28px,5vw,52px);font-weight:900;line-height:1.18}
h2{font-size:clamp(24px,3.2vw,34px)}
h3{font-size:20px;font-weight:700}
p{margin:0 0 16px}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.wrap-wide{width:100%;max-width:var(--wrap-wide);margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.band-soft{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:.06em}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--ink);font-weight:700;margin-bottom:16px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--ink);display:block}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:44px}
.sec-head h2{margin:0}
.sec-head p{margin:12px 0 0;color:var(--muted);font-size:15.5px;max-width:58ch}

/* 按钮系统 */
.btn-ink,.btn-line,.btn-lime{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:46px;padding:0 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.btn-ink{background:var(--ink);border-color:var(--ink);color:#fff}
.btn-ink:hover{background:var(--ink-deep);border-color:var(--ink-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-line{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn-line:hover{background:var(--soft);color:var(--ink-deep);transform:translateY(-2px)}
.btn-lime{background:var(--lime);border-color:var(--lime);color:var(--ink-deep)}
.btn-lime:hover{background:#dcff6b;border-color:#dcff6b;color:var(--ink-deep);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-ink svg,.btn-line svg,.btn-lime svg{width:17px;height:17px;flex:0 0 auto}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.link-underline{
  position:relative;display:inline-flex;align-items:center;gap:7px;
  font-size:15px;font-weight:700;color:var(--ink);padding-bottom:3px;
}
.link-underline::after{
  content:"";position:absolute;left:0;bottom:0;height:1.5px;width:0;
  background:currentColor;transition:width .28s var(--ease);
}
.link-underline:hover::after{width:100%}
.link-underline svg{width:15px;height:15px}

/* Bootstrap 组件覆写 */
.btn{border-radius:var(--r-pill);font-weight:700;box-shadow:none}
.btn:focus,.btn:active{box-shadow:none}
.form-control,.form-select{
  height:48px;border-radius:10px;border:1px solid var(--line);
  background:#fff;color:var(--text);font-size:15px;box-shadow:none;
}
.form-control:focus,.form-select:focus{border-color:var(--ink);box-shadow:0 0 0 3px rgba(12,91,69,.14)}
.badge{border-radius:6px;font-weight:700;letter-spacing:.02em}
.card{border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--sh-1);background:var(--card)}
.breadcrumb{font-size:13px;margin:0;--bs-breadcrumb-divider:"/";--bs-breadcrumb-item-padding-x:8px}
.breadcrumb-item a{color:var(--muted)}
.breadcrumb-item a:hover{color:var(--ink)}
.breadcrumb-item.active{color:var(--text)}

/* 头部导航 */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(246,245,241,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid transparent;
  transition:border-color .25s var(--ease),background .25s var(--ease),box-shadow .25s var(--ease);
}
.site-header.is-scrolled{border-bottom-color:var(--line);background:rgba(246,245,241,.97);box-shadow:0 6px 24px -22px rgba(16,25,20,.5)}
.header-inner{display:flex;align-items:center;gap:26px;height:72px}
.brand{
  display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;
  font-size:18px;font-weight:800;letter-spacing:-.01em;color:var(--ink);
}
.brand svg{width:28px;height:28px;color:var(--ink);flex:0 0 auto}
.nav-menu{display:flex;align-items:center;gap:26px;margin-left:6px}
.nav-menu a{
  position:relative;display:inline-block;padding:6px 0;
  font-size:15.5px;color:var(--text);
}
.nav-menu a::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--lime);transition:width .28s var(--ease);
}
.nav-menu a:hover,.nav-menu a.active{color:var(--ink)}
.nav-menu a:hover::after,.nav-menu a.active::after{width:100%}
.nav-menu a.active{font-weight:700}
.header-tools{display:flex;align-items:center;gap:14px;margin-left:auto}
.search-pill{
  display:flex;align-items:center;gap:9px;
  height:44px;padding:0 16px;min-width:238px;
  border:1px solid var(--line);border-radius:var(--r-pill);background:#fff;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.search-pill:focus-within{border-color:var(--ink);box-shadow:0 0 0 3px rgba(12,91,69,.12)}
.search-pill svg{width:17px;height:17px;color:var(--muted);flex:0 0 auto}
.search-pill input{
  width:100%;border:0;outline:0;background:transparent;
  font-size:14.5px;color:var(--text);
}
.search-pill input::placeholder{color:#9aa29d}
.tool-link{position:relative;font-size:15px;color:var(--text);padding:6px 0}
.tool-link::after{
  content:"";position:absolute;left:0;bottom:0;height:1.5px;width:0;
  background:currentColor;transition:width .28s var(--ease);
}
.tool-link:hover::after{width:100%}
.nav-toggle{
  display:none;width:44px;height:44px;margin-left:auto;
  border:1px solid var(--line);border-radius:12px;background:#fff;
  align-items:center;justify-content:center;flex-direction:column;gap:5px;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);transition:transform .25s var(--ease),opacity .2s var(--ease)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-panel{display:none;background:#fff;border-top:1px solid var(--line);padding:18px 24px 26px}
.mobile-panel.open{display:block}
.mobile-panel .search-pill{min-width:0;width:100%}
.mobile-nav{display:flex;flex-direction:column;margin:16px 0 18px}
.mobile-nav a{padding:13px 0;border-bottom:1px solid var(--line);font-size:16px;color:var(--text)}
.mobile-nav a.active{color:var(--ink);font-weight:700}
.mobile-panel .btn-ink{width:100%}

/* Hero */
.cat-hero{position:relative;padding:72px 0 84px;background:var(--paper);overflow:hidden}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:url(/assets/images/backpic/back-2.png) center right/cover no-repeat;
  opacity:.10;pointer-events:none;
}
.hero-grid{position:relative;display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center}
.hero-copy .lead{font-size:17px;color:var(--muted);max-width:38ch;margin:0 0 30px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:38px}
.hero-stats{
  display:flex;gap:44px;flex-wrap:wrap;
  list-style:none;border-top:1px solid var(--line);padding-top:26px;margin:0;
}
.hero-stats li{min-width:96px}
.hero-stats strong{
  display:block;font-family:var(--font-mono);font-size:26px;
  font-weight:700;letter-spacing:0;color:var(--text);line-height:1.3;
}
.hero-stats span{display:block;font-size:13px;color:var(--muted)}
.hero-visual{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  aspect-ratio:4/3;box-shadow:var(--sh-1);background:#e8e7e2;
}
.hero-visual img{width:100%;height:100%;object-fit:cover}
.hero-visual figcaption{
  position:absolute;left:18px;bottom:18px;
  background:rgba(8,62,47,.86);color:#F2F4F1;
  font-size:13px;padding:8px 14px;border-radius:var(--r-pill);
}

/* 杂志式主图 */
.feature-card{
  display:grid;grid-template-columns:1.05fr 1fr;
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  background:#fff;box-shadow:var(--sh-1);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);
}
.feature-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.feature-media{overflow:hidden;aspect-ratio:16/11;background:#ecebe6}
.feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .32s var(--ease)}
.feature-card:hover .feature-media img{transform:scale(1.03)}
.feature-body{padding:48px;display:flex;flex-direction:column;justify-content:center}
.feature-body h2{margin:14px 0 18px}
.feature-body p{color:var(--muted);font-size:15.5px;margin-bottom:22px}
.entry-meta{display:flex;align-items:center;gap:14px;flex-wrap:wrap;font-size:13px;color:var(--muted);margin-bottom:20px}
.entry-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line);display:inline-block}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 11px;
  border-radius:6px;background:rgba(12,91,69,.09);color:var(--ink);
  font-size:12.5px;font-weight:700;letter-spacing:.02em;white-space:nowrap;
}
.tag-warm{background:rgba(227,99,58,.1);color:var(--clay)}
.tag-lime{background:rgba(201,242,77,.34);color:#3B5A16}

/* 横排列表 */
.venue-list{list-style:none;border-top:1px solid var(--line)}
.venue-item{
  display:grid;grid-template-columns:66px 230px 1fr auto;
  gap:30px;align-items:center;
  padding:28px 0;border-bottom:1px solid var(--line);
}
.venue-num{
  font-family:var(--font-mono);font-size:24px;font-weight:700;
  color:var(--ink);opacity:.5;letter-spacing:0;
}
.venue-thumb{overflow:hidden;border-radius:var(--r-md);aspect-ratio:16/10;background:#ecebe6}
.venue-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .32s var(--ease)}
.venue-item:hover .venue-thumb img{transform:scale(1.03)}
.venue-body h3{margin:0 0 8px;font-size:20px}
.venue-body h3 a{color:var(--text)}
.venue-body h3 a:hover{color:var(--ink)}
.venue-body p{
  margin:0 0 12px;color:var(--muted);font-size:15px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.venue-action{display:flex;align-items:center}
.icon-btn{
  width:46px;height:46px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  transition:background .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease);
}
.icon-btn svg{width:18px;height:18px}
.icon-btn:hover{background:var(--soft);border-color:var(--ink);transform:translateY(-2px);color:var(--ink-deep)}

/* 时间线 */
.timeline-wrap{display:grid;grid-template-columns:1fr 1fr;gap:0 64px}
.tl-col{list-style:none;padding-left:30px;border-left:1px solid var(--line)}
.tl-item{position:relative;padding-bottom:36px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-37px;top:9px;
  width:12px;height:12px;border-radius:50%;
  background:var(--paper);border:2px solid var(--ink);
  transition:background .22s var(--ease);
}
.tl-item:hover::before{background:var(--lime)}
.tl-date{
  display:block;font-family:var(--font-mono);font-size:13px;font-weight:700;
  letter-spacing:.08em;color:var(--clay);margin-bottom:6px;
}
.tl-item h3{font-size:17.5px;margin:0 0 8px}
.tl-item h3 a{color:var(--text)}
.tl-item h3 a:hover{color:var(--ink)}
.tl-item p{margin:0 0 10px;color:var(--muted);font-size:14.5px}
.tl-foot{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:13px;color:var(--muted)}
.tl-col-title{
  font-size:13px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--muted);font-weight:700;margin:0 0 26px;padding-left:30px;
}

/* FAQ */
.faq .accordion{
  --bs-accordion-border-width:0;
  --bs-accordion-bg:transparent;
  --bs-accordion-border-radius:0;
  --bs-accordion-inner-border-radius:0;
  --bs-accordion-btn-focus-box-shadow:none;
  --bs-accordion-btn-padding-x:18px;
  --bs-accordion-btn-padding-y:22px;
  --bs-accordion-body-padding-x:18px;
  --bs-accordion-body-padding-y:0;
  --bs-accordion-active-bg:transparent;
  --bs-accordion-active-color:var(--ink);
  border-top:1px solid var(--line);
}
.faq .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
.faq .accordion-button{
  position:relative;background:transparent;color:var(--text);
  font-size:17px;font-weight:700;line-height:1.5;
  padding:22px 54px 22px 18px;
}
.faq .accordion-button:not(.collapsed){
  color:var(--ink);box-shadow:inset 3px 0 0 var(--lime);
}
.faq .accordion-button:focus{outline:2px solid var(--ink);outline-offset:-2px;box-shadow:inset 3px 0 0 var(--lime)}
.faq .accordion-button::after{
  content:"";position:absolute;right:20px;top:50%;
  width:12px;height:12px;margin:0;
  border-right:2px solid var(--ink);border-bottom:2px solid var(--ink);
  transform:translateY(-70%) rotate(45deg);
  transition:transform .3s var(--ease);
  background-image:none;
}
.faq .accordion-button:not(.collapsed)::after{transform:translateY(-25%) rotate(-135deg)}
.faq .accordion-body{padding:0 54px 26px 18px;color:var(--muted);font-size:15.5px;line-height:1.85}
.faq .accordion-body p:last-child{margin-bottom:0}

/* 转化区 */
.cta-band{
  position:relative;padding:92px 0;color:#F2F4F1;
  background:var(--ink-deep) url(/assets/images/backpic/back-3.png) center/cover no-repeat;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(92deg,rgba(8,62,47,.95) 0%,rgba(8,62,47,.72) 62%,rgba(8,62,47,.55) 100%);
}
.cta-inner{
  position:relative;display:flex;align-items:center;justify-content:space-between;
  gap:40px;flex-wrap:wrap;
}
.cta-inner h2{color:#fff;margin:0 0 12px}
.cta-inner p{color:rgba(242,244,241,.78);margin:0;max-width:52ch;font-size:15.5px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}
.cta-band .btn-line{border-color:rgba(242,244,241,.55);color:#F2F4F1}
.cta-band .btn-line:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff}
.cta-band .eyebrow{color:var(--lime)}
.cta-band .eyebrow::before{background:var(--lime)}

/* 页脚 */
.site-footer{background:var(--ink-deep);color:#F2F4F1;padding:76px 0 28px}
.f-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;gap:44px}
.f-brand{
  display:inline-flex;align-items:center;gap:10px;
  font-size:18px;font-weight:800;color:#fff;margin-bottom:18px;
}
.f-brand svg{width:26px;height:26px;color:var(--lime);flex:0 0 auto}
.f-desc{color:rgba(242,244,241,.7);font-size:14.5px;line-height:1.85;max-width:36ch;margin:0}
.f-col h4{font-size:13.5px;letter-spacing:.1em;color:#fff;margin:0 0 18px;text-transform:uppercase}
.f-col ul{list-style:none;margin:0;padding:0}
.f-col li{margin-bottom:11px}
.f-col a,.f-col span{color:rgba(242,244,241,.72);font-size:14.5px}
.f-col a{position:relative}
.f-col a::after{
  content:"";position:absolute;left:0;bottom:-3px;height:1.5px;width:0;
  background:var(--lime);transition:width .28s var(--ease);
}
.f-col a:hover{color:var(--lime)}
.f-col a:hover::after{width:100%}
.f-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:56px;padding-top:22px;border-top:1px solid var(--line-dark);
  font-size:13px;color:rgba(242,244,241,.6);
}

@media (max-width:1199px){
  .header-inner{gap:18px}
  .nav-menu{gap:18px}
  .search-pill{min-width:180px}
}
@media (max-width:991px){
  .nav-menu,.header-tools{display:none}
  .nav-toggle{display:inline-flex}
  .header-inner{height:60px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .feature-card{grid-template-columns:1fr}
  .feature-body{padding:32px}
  .venue-item{grid-template-columns:56px 180px 1fr;gap:20px}
  .venue-action{grid-column:3;justify-content:flex-start}
  .timeline-wrap{grid-template-columns:1fr;gap:0}
  .tl-col{padding-left:26px}
  .tl-item::before{left:-33px}
  .tl-col-title{padding-left:26px}
  .f-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:767px){
  body{font-size:16px}
  .section{padding:56px 0}
  .wrap,.wrap-wide{padding:0 20px}
  .cat-hero{padding:48px 0 56px}
  .hero-stats{gap:28px}
  .hero-stats li{min-width:80px}
  .sec-head{margin-bottom:32px}
  .venue-item{grid-template-columns:1fr;gap:14px;padding:22px 0}
  .venue-num{font-size:18px;opacity:.6}
  .venue-thumb{aspect-ratio:16/9}
  .venue-body h3{font-size:18px}
  .faq .accordion-button{font-size:16px;padding:20px 48px 20px 14px}
  .faq .accordion-body{padding:0 48px 22px 14px}
  .cta-band{padding:64px 0}
  .cta-actions{width:100%}
  .cta-actions .btn-ink,.cta-actions .btn-line{flex:1 1 auto}
  .f-grid{grid-template-columns:1fr;gap:32px}
  .f-bottom{margin-top:36px}
}
@media (max-width:420px){
  .hero-stats{gap:20px}
  .hero-stats strong{font-size:22px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
}