/* roulang page: index */
:root{
  --c-deep:#0E3B2F;
  --c-brand:#0F9D63;
  --c-accent:#C9F227;
  --c-warm:#FF6A2B;
  --bg:#F5F7F2;
  --bg-card:#FFFFFF;
  --bg-dark:#0E3B2F;
  --bg-strip:#EAF1E8;
  --t-1:#152018;
  --t-2:#5A6B60;
  --t-3:#8A968D;
  --line:#E1E8DF;
  --s1:8px;--s2:12px;--s3:16px;--s4:24px;--s5:32px;--s6:48px;--s7:72px;--s8:96px;
  --r-lg:18px;--r-sm:12px;--r-pill:999px;
  --sh-1:0 2px 8px rgba(14,59,47,.06);
  --sh-2:0 14px 30px rgba(14,59,47,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--t-1);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--c-brand);text-decoration:none;transition:color .22s var(--ease)}
a:hover{color:var(--c-deep)}
button{font-family:inherit;cursor:pointer;border:0;background:none}
input{font-family:inherit}
h1,h2,h3,h4{margin:0;color:var(--c-deep);font-weight:800;letter-spacing:0}
p{margin:0 0 1.2em}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
a:focus-visible,button:focus-visible,input:focus-visible,[tabindex]:focus-visible{
  outline:3px solid var(--c-accent);outline-offset:2px;
}
::selection{background:var(--c-accent);color:var(--c-deep)}

.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}
.sec{padding:96px 0}
.sec-tight{padding:72px 0}
.sec-strip{background:var(--bg-strip);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-dark{background:var(--bg-dark);color:#F2F6F0}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.04em;
  color:var(--c-brand);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--c-accent);display:block}
.sec-head{max-width:760px;margin-bottom:48px}
.sec-head h2{font-size:30px;line-height:1.3;font-weight:700;margin-bottom:12px}
.sec-head p{color:var(--t-2);font-size:16px;margin:0}
.sec-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:40px}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;text-decoration:none;white-space:nowrap;
  transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.btn-main{background:var(--c-accent);color:var(--c-deep);box-shadow:0 4px 14px rgba(201,242,39,.28)}
.btn-main:hover{background:var(--c-deep);color:var(--c-accent);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-ghost{background:transparent;color:var(--c-brand);border:1.5px solid var(--c-brand)}
.btn-ghost:hover{background:rgba(15,157,99,.08);color:var(--c-deep);border-color:var(--c-deep);transform:translateY(-2px)}
.btn-line{background:transparent;color:#F2F6F0;border:1.5px solid rgba(201,242,39,.45)}
.btn-line:hover{background:rgba(201,242,39,.12);color:var(--c-accent);border-color:var(--c-accent);transform:translateY(-2px)}
.btn-text{display:inline-flex;align-items:center;gap:8px;color:var(--c-brand);font-weight:700;font-size:15px}
.btn-text i{transition:transform .22s var(--ease)}
.btn-text:hover i{transform:translateX(4px)}

/* 徽章 */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;letter-spacing:.04em;
  padding:4px 10px;border-radius:6px;
}
.badge-green{background:rgba(15,157,99,.12);color:#0B7A4D}
.badge-warm{background:rgba(255,106,43,.13);color:#C44A13}
.badge-soft{background:var(--bg-strip);color:var(--t-2)}
.badge-accent{background:var(--c-accent);color:var(--c-deep)}

/* 头部导航 */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(245,247,242,.94);
  backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:box-shadow .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease);
}
.site-header.is-stuck{
  background:rgba(255,255,255,.97);
  border-bottom-color:var(--line);
  box-shadow:0 8px 24px rgba(14,59,47,.07);
}
.nav-top{display:flex;align-items:center;gap:28px;padding:16px 0;transition:padding .22s var(--ease)}
.site-header.is-stuck .nav-top{padding:9px 0}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--t-1)}
.brand:hover{color:var(--t-1)}
.brand-mark{
  width:36px;height:36px;border-radius:10px;background:var(--c-deep);
  display:grid;place-items:center;position:relative;overflow:hidden;flex:0 0 auto;
}
.brand-mark::before{
  content:"";width:19px;height:19px;border-radius:50%;
  border:3px solid var(--c-accent);border-right-color:transparent;
  transform:rotate(-38deg);
}
.brand-name{font-size:17px;font-weight:800;letter-spacing:0;line-height:1.2}
.brand-name small{display:block;font-size:11px;font-weight:600;color:var(--t-3);letter-spacing:.06em}

.nav-search{flex:1 1 auto;max-width:520px;position:relative}
.nav-search i{
  position:absolute;left:18px;top:50%;transform:translateY(-50%);
  color:var(--t-3);font-size:15px;pointer-events:none;
}
.nav-search input{
  width:100%;height:46px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;
  padding:0 20px 0 46px;font-size:15px;color:var(--t-1);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.nav-search input::placeholder{color:var(--t-3)}
.nav-search input:focus{
  outline:none;border-color:var(--c-brand);
  box-shadow:0 0 0 3px rgba(15,157,99,.16);
}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.icon-btn{
  width:44px;height:44px;border-radius:var(--r-pill);
  display:none;align-items:center;justify-content:center;
  border:1px solid var(--line);background:#fff;color:var(--c-deep);font-size:16px;
  transition:border-color .22s var(--ease),color .22s var(--ease);
}
.icon-btn:hover{border-color:var(--c-brand);color:var(--c-brand)}

.nav-tabs{
  display:flex;align-items:center;gap:4px;
  padding:0 0 8px;overflow-x:auto;scrollbar-width:none;
}
.nav-tabs::-webkit-scrollbar{display:none}
.nav-tabs a{
  position:relative;display:inline-block;padding:9px 14px;
  font-size:15px;font-weight:600;color:var(--t-2);white-space:nowrap;
  border-radius:8px;transition:color .22s var(--ease),transform .22s var(--ease);
}
.nav-tabs a:hover{color:var(--c-brand);transform:translateY(-1px)}
.nav-tabs a.is-active{color:var(--c-deep)}
.nav-tabs a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:1px;height:3px;
  border-radius:2px;background:var(--c-accent);
}

/* 移动端搜索层与抽屉 */
.mobile-search{
  display:none;padding:0 0 16px;
}
.mobile-search.is-open{display:block}
.mobile-search .nav-search{max-width:none;margin-bottom:12px}
.hot-tags{display:flex;flex-wrap:wrap;gap:8px}
.hot-tags span{font-size:12px;color:var(--t-3);font-weight:600;padding:5px 0}
.hot-tags a{
  font-size:13px;font-weight:600;color:var(--t-2);
  background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
  padding:5px 14px;transition:all .22s var(--ease);
}
.hot-tags a:hover{color:var(--c-deep);border-color:var(--c-brand)}

.mobile-drawer{
  display:none;border-top:1px solid var(--line);background:#fff;
  padding:8px 0 18px;
}
.mobile-drawer.is-open{display:block}
.mobile-drawer a{
  display:block;padding:13px 14px;font-size:15px;font-weight:600;
  color:var(--t-2);border-bottom:1px solid var(--line);
}
.mobile-drawer a:last-child{border-bottom:0}
.mobile-drawer a.is-active{
  color:var(--c-deep);border-left:3px solid var(--c-accent);
  background:var(--bg-strip);
}

/* Hero */
.hero{position:relative;padding:64px 0 0;overflow:hidden}
.hero-grid{row-gap:40px}
.hero-title{
  font-size:40px;line-height:1.25;font-weight:800;letter-spacing:0;margin-bottom:18px;
  color:var(--c-deep);
}
.hero-title em{
  font-style:normal;position:relative;white-space:nowrap;
}
.hero-title em::after{
  content:"";position:absolute;left:0;right:0;bottom:4px;height:10px;
  background:rgba(201,242,39,.55);border-radius:3px;z-index:-1;
}
.hero-sub{font-size:17px;line-height:1.8;color:var(--t-2);max-width:540px;margin-bottom:28px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:32px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px}
.hero-badges .badge{padding:7px 14px;font-size:13px}

.hero-visual{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  background:var(--c-deep);min-height:430px;height:100%;
  display:flex;flex-direction:column;justify-content:flex-end;
  padding:28px;
  box-shadow:var(--sh-2);
}
.hero-visual::before{
  content:"";position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-1.png);
  background-size:cover;background-position:center;
}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(170deg,rgba(14,59,47,.58),rgba(14,59,47,.84));
}
.hero-visual>*{position:relative;z-index:2}
.hero-visual-label{
  font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--c-accent);
  margin-bottom:10px;display:block;
}
.hero-visual h2{color:#F2F6F0;font-size:20px;line-height:1.5;font-weight:700;margin-bottom:20px}
.scoreboard{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:rgba(201,242,39,.18);
  border:1px solid rgba(201,242,39,.18);border-radius:var(--r-sm);
  overflow:hidden;
}
.score-item{background:rgba(14,59,47,.72);padding:16px 12px;text-align:center}
.score-num{
  font-size:26px;font-weight:800;color:var(--c-accent);line-height:1.2;
  font-variant-numeric:tabular-nums;
}
.score-label{font-size:12px;color:rgba(242,246,240,.78);margin-top:4px;letter-spacing:.02em}

.hero-track{
  height:64px;margin-top:56px;
  background:linear-gradient(180deg,transparent 0%,var(--bg-strip) 100%);
  border-bottom:1px solid var(--line);
}

/* 概览条 */
.overview{background:#fff;border-bottom:1px solid var(--line)}
.overview-grid{display:grid;grid-template-columns:5fr 7fr;gap:48px;padding:72px 0;align-items:start}
.overview h2{font-size:30px;line-height:1.3;font-weight:700;margin-bottom:14px}
.overview p{color:var(--t-2);margin-bottom:0}
.overview-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.mini-card{
  background:var(--bg);border:1px solid var(--line);border-radius:var(--r-sm);
  padding:22px;transition:box-shadow .22s var(--ease),transform .22s var(--ease),background .22s var(--ease);
}
.mini-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px);background:#fff}
.mini-card i{font-size:18px;color:var(--c-brand);margin-bottom:12px;display:block}
.mini-card h3{font-size:17px;font-weight:700;margin-bottom:8px;line-height:1.45}
.mini-card p{font-size:14.5px;color:var(--t-2);margin:0}

/* 三步走 */
.steps-row{position:relative;row-gap:28px}
.steps-row::before{
  content:"";position:absolute;left:10%;right:10%;top:52px;height:2px;
  background:linear-gradient(90deg,transparent,var(--c-brand) 15%,var(--c-brand) 85%,transparent);
  opacity:.4;z-index:0;
}
.step-card{
  position:relative;z-index:1;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);padding:30px 26px;height:100%;
  box-shadow:var(--sh-1);
  transition:box-shadow .22s var(--ease),transform .22s var(--ease);
}
.step-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.step-num{
  font-size:38px;font-weight:800;line-height:1;color:var(--c-brand);
  font-variant-numeric:tabular-nums;margin-bottom:16px;letter-spacing:.02em;
}
.step-card h3{font-size:20px;font-weight:700;margin-bottom:10px}
.step-card p{font-size:14.5px;color:var(--t-2);margin:0 0 14px}
.step-list li{
  font-size:14px;color:var(--t-2);padding-left:18px;position:relative;line-height:1.75;
}
.step-list li::before{
  content:"";position:absolute;left:0;top:11px;width:7px;height:7px;border-radius:2px;
  background:var(--c-brand);
}
.step-card.is-hi{
  background:var(--c-deep);border-color:var(--c-deep);
  color:rgba(242,246,240,.86);
}
.step-card.is-hi .step-num{color:var(--c-accent)}
.step-card.is-hi h3{color:#F2F6F0}
.step-card.is-hi p,.step-card.is-hi .step-list li{color:rgba(242,246,240,.82)}
.step-card.is-hi .step-list li::before{background:var(--c-accent)}
@media (min-width:1024px){
  .step-offset{margin-top:-16px}
  .step-offset .step-card{padding-top:38px}
}

/* 案例证明 */
.proof-grid{row-gap:24px}
.proof-main{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  background:var(--bg-strip);min-height:400px;height:100%;
  display:flex;flex-direction:column;justify-content:flex-end;padding:32px;
}
.proof-main img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  transition:transform .4s var(--ease);
}
.proof-main::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(14,59,47,.15),rgba(14,59,47,.86));
}
.proof-main:hover img{transform:scale(1.03)}
.proof-main>*{position:relative;z-index:2}
.proof-main h3{color:#F2F6F0;font-size:22px;line-height:1.45;font-weight:700;margin-bottom:12px}
.proof-main p{color:rgba(242,246,240,.82);font-size:14.5px;margin:0 0 16px}
.proof-main .badge{background:var(--c-accent);color:var(--c-deep)}
.proof-side{display:grid;grid-template-rows:1fr 1fr;gap:24px;height:100%}
.proof-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px;display:flex;flex-direction:column;justify-content:space-between;
  box-shadow:var(--sh-1);transition:box-shadow .22s var(--ease),transform .22s var(--ease);
}
.proof-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.proof-card h3{font-size:18px;font-weight:700;line-height:1.5;margin-bottom:10px}
.proof-card p{font-size:14.5px;color:var(--t-2);margin:0 0 18px}
.proof-meta{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-top:auto}
.proof-num{
  font-size:30px;font-weight:800;color:var(--c-brand);line-height:1;
  font-variant-numeric:tabular-nums;
}

/* 最新信息 */
.news-list{display:grid;grid-template-columns:1fr 1fr;gap:0 40px}
.news-item{
  display:flex;align-items:flex-start;gap:18px;padding:24px 0;
  border-bottom:1px solid var(--line);color:inherit;
  transition:background .22s var(--ease);
}
.news-item:hover{background:var(--bg-strip)}
.news-thumb{
  flex:0 0 96px;width:96px;height:64px;border-radius:8px;overflow:hidden;
  background:var(--bg-strip);display:grid;place-items:center;color:var(--t-3);
}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.news-body{flex:1 1 auto;min-width:0}
.news-body h3{
  font-size:17px;font-weight:700;line-height:1.5;margin-bottom:6px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-item:hover .news-body h3{color:var(--c-brand)}
.news-body p{
  font-size:14px;color:var(--t-2);margin:0 0 10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:12.5px;color:var(--t-3)}
.news-arrow{flex:0 0 auto;color:var(--c-brand);font-size:14px;padding-top:6px;transition:transform .22s var(--ease)}
.news-item:hover .news-arrow{transform:translateX(4px)}
.news-empty{
  border:1px dashed var(--line);border-radius:var(--r-lg);background:#fff;
  padding:56px 24px;text-align:center;color:var(--t-2);grid-column:1/-1;
}
.news-empty i{font-size:26px;color:var(--c-brand);display:block;margin-bottom:14px}

/* FAQ */
.faq-list{max-width:920px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);
  overflow:hidden;transition:box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.faq-item:hover{box-shadow:var(--sh-1)}
.faq-item.is-open{border-color:rgba(15,157,99,.35);box-shadow:var(--sh-1);position:relative}
.faq-item.is-open::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--c-accent);z-index:2;
}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  text-align:left;padding:20px 22px;font-size:16.5px;font-weight:700;color:var(--c-deep);
  line-height:1.55;transition:color .22s var(--ease);
}
.faq-q:hover{color:var(--c-brand)}
.faq-toggle{
  flex:0 0 auto;width:22px;height:22px;position:relative;
}
.faq-toggle::before,.faq-toggle::after{
  content:"";position:absolute;background:var(--c-brand);border-radius:2px;
  transition:transform .22s var(--ease),opacity .22s var(--ease);
}
.faq-toggle::before{left:0;right:0;top:10px;height:2px}
.faq-toggle::after{top:0;bottom:0;left:10px;width:2px}
.faq-item.is-open .faq-toggle::after{transform:scaleY(0);opacity:0}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .28s var(--ease)}
.faq-item.is-open .faq-a{grid-template-rows:1fr}
.faq-a-inner{overflow:hidden}
.faq-a-inner .pad{padding:0 22px 22px;color:var(--t-2);font-size:15px}
.faq-a-inner p{margin:0 0 12px}
.faq-a-inner p:last-child{margin-bottom:0}

/* CTA */
.cta-band{
  position:relative;background:var(--c-deep);color:#F2F6F0;overflow:hidden;
  padding:80px 0;
}
.cta-band::before{
  content:"";position:absolute;top:-40px;right:-60px;width:340px;height:340px;
  border-radius:50%;border:1px solid rgba(201,242,39,.16);
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(45deg,rgba(201,242,39,.07) 0 2px,transparent 2px 10px);
  pointer-events:none;
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap}
.cta-copy{max-width:600px}
.cta-copy h2{color:#F2F6F0;font-size:30px;line-height:1.35;font-weight:700;margin-bottom:12px}
.cta-copy p{color:rgba(242,246,240,.8);margin:0}
.cta-trust{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.cta-trust span{
  font-size:12px;font-weight:600;letter-spacing:.04em;color:#F2F6F0;
  border:1px solid rgba(201,242,39,.3);border-radius:6px;padding:5px 11px;
}
.cta-action{display:flex;flex-direction:column;gap:14px;min-width:220px}

/* 页脚 */
.site-footer{background:var(--c-deep);color:#F2F6F0;padding:72px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px}
.footer-brand .brand-mark{background:rgba(201,242,39,.14)}
.footer-brand span{font-size:17px;font-weight:800;color:#F2F6F0}
.site-footer h4{
  font-size:14px;font-weight:700;color:var(--c-accent);letter-spacing:.04em;
  margin-bottom:18px;
}
.site-footer p{font-size:14px;color:rgba(242,246,240,.72);margin:0}
.footer-links li{margin-bottom:10px}
.footer-links a{
  font-size:14px;color:rgba(242,246,240,.76);
  transition:color .22s var(--ease),padding-left .22s var(--ease);
}
.footer-links a:hover{color:var(--c-accent);padding-left:4px}
.footer-contact li{
  font-size:14px;color:rgba(242,246,240,.72);margin-bottom:10px;
  display:flex;align-items:flex-start;gap:8px;
}
.footer-contact i{color:var(--c-accent);margin-top:5px;font-size:12px}
.footer-bottom{
  border-top:1px solid rgba(201,242,39,.18);
  padding:22px 0 28px;display:flex;flex-wrap:wrap;gap:12px;
  align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(242,246,240,.6);
}

/* 响应式 */
@media (max-width:1023px){
  .sec{padding:72px 0}
  .sec-tight{padding:56px 0}
  .hero{padding:44px 0 0}
  .hero-title{font-size:32px}
  .overview-grid{grid-template-columns:1fr;gap:32px;padding:56px 0}
  .proof-main{min-height:320px}
  .proof-side{grid-template-rows:auto;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .nav-search{max-width:320px}
  .cta-band{padding:64px 0}
}
@media (max-width:900px){
  .nav-search{display:none}
  .nav-tabs{display:none}
  .icon-btn{display:inline-flex}
  .nav-actions .btn-main{display:none}
  .news-list{grid-template-columns:1fr;gap:0}
}
@media (max-width:767px){
  .sec{padding:56px 0}
  .sec-tight{padding:48px 0}
  .hero-title{font-size:27px}
  .hero-sub{font-size:15.5px}
  .hero-visual{padding:22px;min-height:340px}
  .sec-head h2,.cta-copy h2,.overview h2{font-size:23px}
  .overview-cards{grid-template-columns:1fr}
  .hero-cta .btn{width:100%}
  .cta-action{width:100%;min-width:0}
  .cta-action .btn{width:100%}
  .steps-row::before{display:none}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .score-num{font-size:21px}
  .score-item{padding:13px 8px}
  .score-label{font-size:11px}
}
@media (max-width:520px){
  .wrap{padding:0 16px}
  .hero-title{font-size:24px}
  .brand-name{font-size:15px}
  .brand-name small{display:none}
  .proof-main{padding:22px}
  .step-card{padding:24px 20px}
  .news-thumb{flex:0 0 72px;width:72px;height:52px}
  .faq-q{font-size:15.5px;padding:17px 16px}
  .faq-a-inner .pad{padding:0 16px 18px}
}

/* roulang page: article */
:root{
  --c-deep:#0E3B2F;
  --c-brand:#0F9D63;
  --c-accent:#C9F227;
  --c-warm:#FF6A2B;
  --bg:#F5F7F2;
  --bg-card:#FFFFFF;
  --bg-dark:#0E3B2F;
  --bg-strip:#EAF1E8;
  --t-1:#152018;
  --t-2:#5A6B60;
  --t-3:#8A968D;
  --t-invert:#F2F6F0;
  --line:#E1E8DF;
  --line-dark:rgba(201,242,39,.18);
  --r-lg:18px;
  --r-sm:12px;
  --r-pill:999px;
  --r-badge:6px;
  --sh-1:0 2px 8px rgba(14,59,47,.06);
  --sh-2:0 14px 30px rgba(14,59,47,.14);
  --s1:8px; --s2:12px; --s3:16px; --s4:24px; --s5:32px; --s6:48px; --s7:72px; --s8:96px;
  --ease:cubic-bezier(.2,.7,.3,1);
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--t-1);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--c-brand);text-decoration:none;transition:color .22s var(--ease);}
a:hover{color:var(--c-deep);}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--c-deep);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;background:none;border:0;}
:focus-visible{outline:3px solid var(--c-accent);outline-offset:2px;}
.wrap{width:100%;max-width:1280px;margin:0 auto;padding:0 24px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(14,59,47,.10);}
.header-top{display:flex;align-items:center;gap:20px;padding:14px 0;}
.brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800;color:var(--c-deep);letter-spacing:0;white-space:nowrap;}
.brand:hover{color:var(--c-deep);}
.brand-mark{
  width:28px;height:28px;flex:0 0 28px;border-radius:9px 3px 9px 3px;
  background:linear-gradient(135deg,var(--c-brand) 0%,var(--c-deep) 100%);
  position:relative;overflow:hidden;
}
.brand-mark::after{
  content:"";position:absolute;inset:7px;border:2px solid var(--c-accent);
  border-radius:50%;border-right-color:transparent;transform:rotate(-30deg);
}
.nav-search{position:relative;flex:1 1 auto;max-width:520px;margin:0 auto;}
.nav-search input{
  width:100%;height:46px;padding:0 52px 0 46px;
  border:1px solid var(--line);border-radius:var(--r-pill);
  background:var(--bg);color:var(--t-1);font-size:15px;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.nav-search input::placeholder{color:var(--t-3);}
.nav-search input:focus{outline:none;background:#fff;border-color:var(--c-brand);box-shadow:0 0 0 3px rgba(15,157,99,.16);}
.nav-search .s-icon{position:absolute;left:18px;top:50%;transform:translateY(-50%);color:var(--t-3);font-size:15px;}
.nav-search .s-submit{position:absolute;right:6px;top:50%;transform:translateY(-50%);height:34px;padding:0 16px;border-radius:var(--r-pill);background:var(--c-deep);color:var(--c-accent);font-size:13px;font-weight:700;letter-spacing:.04em;transition:background .22s var(--ease);}
.nav-search .s-submit:hover{background:var(--c-brand);color:#fff;}
.header-cta{white-space:nowrap;}
.icon-btn{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:var(--r-pill);
  border:1px solid var(--line);color:var(--c-deep);font-size:17px;
  transition:border-color .22s var(--ease),color .22s var(--ease),background .22s var(--ease);
}
.icon-btn:hover{border-color:var(--c-brand);color:var(--c-brand);background:rgba(15,157,99,.06);}
.nav-tabs{display:flex;align-items:center;gap:30px;overflow-x:auto;scrollbar-width:none;}
.nav-tabs::-webkit-scrollbar{display:none;}
.nav-tabs a{
  position:relative;padding:16px 2px 15px;font-size:15px;color:var(--t-2);white-space:nowrap;
  border-bottom:3px solid transparent;transition:color .22s var(--ease),transform .22s var(--ease),border-color .22s var(--ease);
}
.nav-tabs a:hover{color:var(--c-brand);transform:translateY(-1px);}
.nav-tabs a.is-active{color:var(--c-deep);font-weight:700;border-bottom-color:var(--c-accent);}

/* mobile search layer + drawer */
.mobile-search{
  display:none;position:fixed;left:0;right:0;top:0;z-index:120;
  background:#fff;border-bottom:1px solid var(--line);
  padding:16px 0;box-shadow:var(--sh-1);
}
.mobile-search form{display:flex;align-items:center;gap:12px;}
.mobile-search input{flex:1 1 auto;height:46px;padding:0 18px;border:1px solid var(--line);border-radius:var(--r-pill);background:var(--bg);}
.mobile-search input:focus{outline:none;border-color:var(--c-brand);background:#fff;box-shadow:0 0 0 3px rgba(15,157,99,.16);}
body.search-open .mobile-search{display:block;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:82%;max-width:340px;z-index:130;
  background:#fff;border-left:1px solid var(--line);box-shadow:var(--sh-2);
  transform:translateX(102%);transition:transform .26s var(--ease);
  padding:20px 22px;overflow-y:auto;
}
body.drawer-open .drawer{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-head strong{font-size:16px;color:var(--c-deep);}
.drawer-list li + li{margin-top:4px;}
.drawer-list a{display:block;padding:13px 12px;border-radius:var(--r-sm);font-size:15px;color:var(--t-2);border-left:3px solid transparent;}
.drawer-list a:hover{background:var(--bg-strip);color:var(--c-deep);}
.drawer-list a.is-active{color:var(--c-deep);font-weight:700;border-left-color:var(--c-accent);background:var(--bg-strip);}
.drawer .btn{width:100%;margin-top:18px;}
.mask{position:fixed;inset:0;background:rgba(14,59,47,.42);z-index:110;opacity:0;pointer-events:none;transition:opacity .22s var(--ease);}
body.drawer-open .mask,body.search-open .mask{opacity:1;pointer-events:auto;}
@media (min-width:1024px){.drawer,.mask{display:none;}}

/* ---------- buttons & badges ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;line-height:1;border:1.5px solid transparent;
  transition:all .22s var(--ease);
}
.btn i{font-size:13px;transition:transform .22s var(--ease);}
.btn-main{background:var(--c-accent);color:var(--c-deep);}
.btn-main:hover{background:var(--c-deep);color:var(--c-accent);transform:translateY(-2px);}
.btn-ghost{background:transparent;border-color:var(--c-brand);color:var(--c-brand);}
.btn-ghost:hover{background:rgba(15,157,99,.08);color:var(--c-deep);transform:translateY(-2px);}
.btn-light{background:#fff;color:var(--c-deep);}
.btn-light:hover{background:var(--c-accent);color:var(--c-deep);transform:translateY(-2px);}
.btn-linkbtn{background:transparent;color:var(--t-2);border-color:var(--line);}
.btn-linkbtn:hover{color:var(--c-deep);border-color:var(--c-brand);}
.btn-arrow i{transform:translateX(0);}
.btn-arrow:hover i{transform:translateX(4px);}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 11px;border-radius:var(--r-badge);
  font-size:12px;font-weight:600;letter-spacing:.04em;line-height:1.5;
}
.badge-brand{background:rgba(15,157,99,.12);color:var(--c-brand);}
.badge-warm{background:rgba(255,106,43,.12);color:var(--c-warm);}
.badge-accent{background:var(--c-accent);color:var(--c-deep);}

/* ---------- article hero ---------- */
.article-hero{
  position:relative;overflow:hidden;
  background:
    linear-gradient(100deg,rgba(14,59,47,.88) 0%,rgba(14,59,47,.68) 62%,rgba(14,59,47,.58) 100%),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  color:var(--t-invert);
  padding:34px 0 56px;
}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:rgba(242,246,240,.7);}
.breadcrumb a{color:rgba(242,246,240,.86);}
.breadcrumb a:hover{color:var(--c-accent);}
.breadcrumb .sep{color:rgba(242,246,240,.42);}
.breadcrumb .current{color:rgba(242,246,240,.6);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.article-hero .badge{margin-top:22px;}
.article-title{
  margin:18px 0 18px;max-width:960px;
  font-size:40px;line-height:1.25;font-weight:800;letter-spacing:0;color:#fff;
}
.article-lead{margin:0 0 20px;max-width:760px;font-size:16px;line-height:1.8;color:rgba(242,246,240,.84);}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;font-size:14px;color:rgba(242,246,240,.78);}
.meta-row span{display:inline-flex;align-items:center;gap:7px;}
.meta-row i{color:var(--c-accent);font-size:13px;}

/* ---------- article layout ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr);gap:44px;
  padding:52px 0 0;
}
.article-cover{margin-bottom:var(--s5);border-radius:var(--r-sm);overflow:hidden;background:var(--bg-strip);}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.article-body{
  max-width:780px;font-size:16px;line-height:1.85;color:var(--t-1);
}
.article-body > * + *{margin-top:1.2em;}
.article-body h2{
  margin:2.2em 0 .7em;padding-left:14px;
  font-size:30px;line-height:1.3;font-weight:700;color:var(--c-deep);
  border-left:3px solid var(--c-accent);
}
.article-body h3{margin:1.9em 0 .5em;font-size:20px;line-height:1.45;font-weight:700;color:var(--c-deep);}
.article-body h4{margin:1.6em 0 .4em;font-size:17px;line-height:1.5;color:var(--c-deep);}
.article-body p{color:var(--t-1);}
.article-body a{color:var(--c-brand);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--c-deep);}
.article-body strong{color:var(--c-deep);}
.article-body ul,.article-body ol{padding-left:0;}
.article-body ul li{position:relative;padding-left:22px;margin:.5em 0;}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:.72em;
  width:8px;height:8px;border-radius:2px;background:var(--c-brand);
}
.article-body ol{counter-reset:item;}
.article-body ol li{position:relative;padding-left:30px;margin:.5em 0;counter-increment:item;}
.article-body ol li::before{
  content:counter(item);position:absolute;left:0;top:.35em;
  width:20px;height:20px;border-radius:6px;background:var(--bg-strip);
  color:var(--c-deep);font-size:12px;font-weight:700;line-height:20px;text-align:center;
}
.article-body blockquote{
  margin:1.6em 0;padding:16px 20px;border-left:3px solid var(--c-brand);
  background:var(--bg-strip);border-radius:0 var(--r-sm) var(--r-sm) 0;color:var(--t-2);
}
.article-body img{border-radius:var(--r-sm);width:100%;height:auto;}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{margin-top:10px;text-align:center;font-size:13px;color:var(--t-3);}
.article-body table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;}
.article-body th,.article-body td{border:1px solid var(--line);padding:11px 14px;text-align:left;vertical-align:top;}
.article-body th{background:var(--bg-strip);font-weight:700;color:var(--c-deep);}
.article-body code{background:var(--bg-strip);padding:2px 7px;border-radius:6px;font-size:14px;color:var(--c-deep);}
.article-note{
  margin:1.8em 0;padding:18px 20px;border-radius:var(--r-sm);
  background:var(--bg-strip);border:1px solid var(--line);
}
.article-note .note-label{display:inline-block;margin-bottom:8px;font-size:12px;font-weight:700;letter-spacing:.04em;color:var(--c-brand);}
.article-note p{font-size:15px;color:var(--t-2);}
.empty-state{
  max-width:780px;padding:44px 28px;text-align:center;
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);
}
.empty-state i{font-size:34px;color:var(--c-brand);}
.empty-state h2{margin:16px 0 8px;font-size:22px;}
.empty-state p{color:var(--t-2);margin-bottom:20px;}

/* ---------- sidebar ---------- */
.article-side{display:grid;gap:20px;align-content:start;}
.sticky-wrap{display:grid;gap:20px;}
.side-card{
  background:var(--bg-card);border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:22px;
  transition:box-shadow .22s var(--ease);
}
.side-card:hover{box-shadow:var(--sh-2);}
.side-card h3{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.side-card h3 i{color:var(--c-brand);font-size:14px;}
.side-nav li + li{margin-top:2px;}
.side-nav a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:9px 10px;border-radius:var(--r-sm);font-size:14.5px;color:var(--t-2);
  transition:background .22s var(--ease),color .22s var(--ease);
}
.side-nav a:hover{background:var(--bg-strip);color:var(--c-deep);}
.side-nav i{font-size:11px;color:var(--t-3);}
.side-links li + li{margin-top:12px;padding-top:12px;border-top:1px solid var(--line);}
.side-links a{display:block;font-size:15px;font-weight:600;color:var(--c-deep);}
.side-links a:hover{color:var(--c-brand);}
.side-links p{margin-top:4px;font-size:13px;color:var(--t-3);line-height:1.7;}
.side-card .btn{width:100%;margin-top:16px;}

/* ---------- related ---------- */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px;}
.section-head h2{font-size:30px;line-height:1.3;}
.section-head .eyebrow{display:block;margin-bottom:8px;font-size:12px;font-weight:700;letter-spacing:.06em;color:var(--c-brand);}
.related{padding:64px 0 0;}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.card-info{
  position:relative;display:flex;flex-direction:column;
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);overflow:hidden;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.card-info:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.card-info .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--bg-strip);}
.card-info .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.card-info:hover .thumb img{transform:scale(1.03);}
.card-info .body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.card-info h3{
  font-size:18px;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-info p{
  font-size:14px;line-height:1.75;color:var(--t-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-info .foot{
  margin-top:auto;padding-top:12px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--t-3);
}
.card-info .foot i{color:var(--c-brand);font-size:12px;}
.card-info .link-cover{position:absolute;inset:0;text-indent:-9999px;}

/* ---------- pager ---------- */
.pager{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;
  padding:44px 0 0;
}
.pager-item{
  display:flex;align-items:center;gap:14px;
  padding:20px 22px;background:var(--bg-card);border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--sh-1);
  transition:box-shadow .22s var(--ease),transform .22s var(--ease);
}
.pager-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.pager-item .pi-icon{
  flex:0 0 44px;width:44px;height:44px;border-radius:var(--r-pill);
  display:flex;align-items:center;justify-content:center;
  background:var(--bg-strip);color:var(--c-brand);font-size:15px;
}
.pager-item strong{display:block;font-size:16px;color:var(--c-deep);}
.pager-item span{display:block;font-size:13px;color:var(--t-3);margin-top:2px;}
.pager-item .pi-text{min-width:0;}

/* ---------- cta band ---------- */
.cta-band{
  position:relative;overflow:hidden;margin-top:72px;
  background:var(--bg-dark);color:var(--t-invert);padding:72px 0;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(45deg,rgba(201,242,39,.10) 0 3px,transparent 3px 16px);
  pointer-events:none;
}
.cta-inner{position:relative;display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:40px;align-items:center;}
.cta-inner h2{color:#fff;font-size:30px;line-height:1.3;}
.cta-inner p{margin-top:12px;font-size:15px;color:rgba(242,246,240,.82);max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}
.trust-row{
  grid-column:1 / -1;display:flex;flex-wrap:wrap;gap:12px 26px;
  padding-top:26px;border-top:1px solid var(--line-dark);
  font-size:14px;color:rgba(242,246,240,.82);
}
.trust-row span{display:inline-flex;align-items:center;gap:8px;}
.trust-row i{color:var(--c-accent);font-size:13px;}

/* ---------- footer ---------- */
.site-footer{background:var(--bg-dark);color:var(--t-invert);padding:66px 0 30px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:#fff;margin-bottom:16px;}
.footer-brand .brand-mark{background:linear-gradient(135deg,var(--c-accent) 0%,var(--c-brand) 100%);}
.site-footer p{font-size:14px;line-height:1.8;color:rgba(242,246,240,.76);max-width:360px;}
.site-footer h4{margin-bottom:16px;font-size:14px;font-weight:700;letter-spacing:.04em;color:var(--c-accent);}
.footer-links li + li,.footer-contact li + li{margin-top:10px;}
.footer-links a{font-size:14px;color:rgba(242,246,240,.82);}
.footer-links a:hover{color:var(--c-accent);}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:rgba(242,246,240,.82);line-height:1.7;}
.footer-contact i{color:var(--c-accent);font-size:13px;margin-top:.5em;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line-dark);
  font-size:13px;color:rgba(242,246,240,.62);
}

/* ---------- responsive ---------- */
@media (min-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr) 320px;gap:52px;padding-top:60px;}
  .article-side{position:sticky;top:104px;}
}
@media (max-width:1023px){
  .nav-search{display:none;}
  .header-cta{display:none;}
  .nav-tabs{display:none;}
  .icon-btn{display:inline-flex;}
  .header-top{justify-content:space-between;padding:12px 0;}
  .article-title{font-size:32px;}
  .article-side{grid-template-columns:repeat(2,minmax(0,1fr));}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
  .cta-inner{grid-template-columns:minmax(0,1fr);}
  .cta-actions{justify-content:flex-start;}
}
@media (max-width:767px){
  .wrap{padding:0 20px;}
  .article-hero{padding:26px 0 42px;background-position:center top;}
  .article-title{font-size:26px;margin:14px 0 14px;}
  .article-body h2{font-size:22px;}
  .article-body h3{font-size:17px;}
  .article-body{font-size:15px;}
  .article-layout{gap:34px;padding-top:40px;}
  .related{padding-top:48px;}
  .related-grid{grid-template-columns:minmax(0,1fr);}
  .pager{grid-template-columns:minmax(0,1fr);padding-top:34px;}
  .cta-band{padding:52px 0;margin-top:52px;}
  .footer-grid{grid-template-columns:minmax(0,1fr);}
  .article-side{grid-template-columns:minmax(0,1fr);}
  .article-body table{display:block;overflow-x:auto;white-space:nowrap;}
  .article-body th,.article-body td{white-space:normal;min-width:120px;}
  .btn{min-height:46px;}
}
@media (max-width:520px){
  .wrap{padding:0 16px;}
  .brand{font-size:17px;}
  .article-title{font-size:23px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .section-head h2{font-size:23px;}
  .nav-search .s-submit{display:none;}
  .trust-row{flex-direction:column;gap:10px;}
}
@media (hover:hover){
  .card-info:hover .link-cover{color:transparent;}
}

/* roulang page: category1 */
:root{
  --c-deep:#0E3B2F;
  --c-brand:#0F9D63;
  --c-accent:#C9F227;
  --c-warm:#FF6A2B;
  --bg:#F5F7F2;
  --bg-card:#FFFFFF;
  --bg-dark:#0E3B2F;
  --bg-strip:#EAF1E8;
  --t-1:#152018;
  --t-2:#5A6B60;
  --t-3:#8A968D;
  --line:#E1E8DF;
  --line-dark:rgba(201,242,39,.18);
  --s1:8px; --s2:12px; --s3:16px; --s4:24px; --s5:32px; --s6:48px; --s7:72px; --s8:96px;
  --r-lg:18px; --r-sm:12px; --r-pill:999px;
  --sh-1:0 2px 8px rgba(14,59,47,.06);
  --sh-2:0 14px 30px rgba(14,59,47,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
  --dur:.22s;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--t-1);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--c-brand);text-decoration:none;transition:color var(--dur) var(--ease),background-color var(--dur) var(--ease);}
a:hover{color:var(--c-deep);}
button{font-family:inherit;}
input,select,textarea{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--c-deep);}
p{margin:0 0 1.2em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;}
:focus-visible{outline:3px solid var(--c-accent);outline-offset:2px;border-radius:4px;}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1280px){.wrap{max-width:1280px;}}

/* ============ header / nav ============ */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(245,247,242,.94);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:box-shadow var(--dur) var(--ease),background-color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.site-header.is-scrolled{background:#fff;border-bottom-color:var(--line);box-shadow:0 2px 12px rgba(14,59,47,.07);}
.nav-top{display:flex;align-items:center;gap:22px;padding:16px 0;transition:padding var(--dur) var(--ease);}
.site-header.is-scrolled .nav-top{padding:9px 0;}
.brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:var(--c-deep);letter-spacing:.01em;white-space:nowrap;flex:0 0 auto;}
.brand:hover{color:var(--c-deep);}
.brand-mark{
  position:relative;width:32px;height:32px;border-radius:10px;flex:0 0 auto;
  background:linear-gradient(140deg,var(--c-brand),var(--c-deep));
  overflow:hidden;
}
.brand-mark::after{
  content:"";position:absolute;left:8px;top:8px;width:16px;height:16px;
  border:2.5px solid var(--c-accent);border-radius:50% 50% 50% 0;transform:rotate(45deg);
}
.nav-search{
  flex:1 1 auto;max-width:520px;display:flex;align-items:center;gap:10px;
  height:44px;padding:0 18px;background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
  transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.nav-search i{color:var(--t-3);font-size:14px;}
.nav-search input{
  flex:1;height:100%;border:0;outline:0;background:transparent;font-size:14.5px;color:var(--t-1);
}
.nav-search input::placeholder{color:var(--t-3);}
.nav-search:focus-within{border-color:var(--c-brand);box-shadow:0 0 0 3px rgba(15,157,99,.13);}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 22px;border-radius:var(--r-pill);font-size:15px;font-weight:700;border:1.5px solid transparent;cursor:pointer;transition:all var(--dur) var(--ease);}
.btn-main{background:var(--c-accent);color:var(--c-deep);border-color:var(--c-accent);}
.btn-main:hover{background:var(--c-deep);color:var(--c-accent);border-color:var(--c-deep);transform:translateY(-2px);}
.btn-line{background:transparent;color:var(--c-brand);border-color:var(--c-brand);}
.btn-line:hover{background:rgba(15,157,99,.08);color:var(--c-deep);border-color:var(--c-deep);transform:translateY(-2px);}
.btn-ghost{background:transparent;color:var(--c-deep);border:0;padding:0 4px;min-height:44px;}
.btn-ghost i{transition:transform var(--dur) var(--ease);}
.btn-ghost:hover i{transform:translateX(4px);}
.nav-tabs{display:flex;align-items:center;gap:30px;padding:0 0 12px;overflow-x:auto;scrollbar-width:none;}
.nav-tabs::-webkit-scrollbar{display:none;}
.nav-tabs a{
  position:relative;display:inline-block;padding:6px 0;font-size:15px;color:var(--t-2);white-space:nowrap;
  transition:color var(--dur) var(--ease),transform var(--dur) var(--ease);
}
.nav-tabs a:hover{color:var(--c-brand);transform:translateY(-1px);}
.nav-tabs a.is-active{color:var(--c-deep);font-weight:700;}
.nav-tabs a.is-active::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:3px;border-radius:3px;background:var(--c-accent);}
.nav-burger,.nav-search-btn{display:none;width:44px;height:44px;align-items:center;justify-content:center;background:#fff;border:1px solid var(--line);border-radius:12px;color:var(--c-deep);cursor:pointer;font-size:16px;transition:all var(--dur) var(--ease);}
.nav-burger:hover,.nav-search-btn:hover{border-color:var(--c-brand);color:var(--c-brand);}
.mobile-search-layer{display:none;padding:0 0 18px;}
.mobile-search-layer.is-open{display:block;}
.mobile-search-layer .nav-search{max-width:100%;}
.hot-words{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;}
.hot-words span{font-size:12px;font-weight:600;letter-spacing:.04em;color:var(--t-3);}
.hot-words a{font-size:12.5px;padding:4px 12px;border-radius:6px;background:var(--bg-strip);color:var(--c-deep);}
.hot-words a:hover{background:var(--c-brand);color:#fff;}
.mobile-drawer{
  display:none;position:fixed;left:0;right:0;top:0;bottom:0;z-index:120;background:rgba(14,59,47,.45);
  opacity:0;pointer-events:none;transition:opacity var(--dur) var(--ease);
}
.mobile-drawer.is-open{opacity:1;pointer-events:auto;}
.mobile-drawer .drawer-panel{
  position:absolute;top:0;right:0;width:82%;max-width:340px;height:100%;background:#fff;
  padding:24px 20px;transform:translateX(100%);transition:transform var(--dur) var(--ease);
  overflow-y:auto;
}
.mobile-drawer.is-open .drawer-panel{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-head strong{font-size:16px;color:var(--c-deep);}
.drawer-close{width:40px;height:40px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--c-deep);cursor:pointer;}
.drawer-nav a{
  display:block;padding:14px 16px;border-radius:10px;font-size:15.5px;color:var(--t-1);border-left:3px solid transparent;
}
.drawer-nav a:hover{background:var(--bg-strip);}
.drawer-nav a.is-active{border-left-color:var(--c-accent);background:var(--bg-strip);font-weight:700;color:var(--c-deep);}
.drawer-cta{margin-top:22px;}
.drawer-cta .btn{width:100%;}

/* ============ hero ============ */
.page-hero{
  position:relative;padding:78px 0 68px;color:#F2F6F0;
  background-image:linear-gradient(rgba(14,59,47,.72),rgba(14,59,47,.72)),url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:56px;
  background:var(--bg);border-radius:50% 50% 0 0 / 100% 100% 0 0;
}
.hero-inner{position:relative;z-index:2;max-width:820px;}
.crumb{font-size:13px;color:rgba(242,246,240,.72);margin-bottom:18px;}
.crumb a{color:rgba(242,246,240,.86);}
.crumb a:hover{color:var(--c-accent);}
.crumb span{margin:0 8px;opacity:.6;}
.crumb .current{color:var(--c-accent);}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:6px;
  background:rgba(201,242,39,.14);border:1px solid var(--line-dark);color:var(--c-accent);
  font-size:12px;font-weight:600;letter-spacing:.04em;margin-bottom:20px;
}
.page-hero h1{font-size:40px;line-height:1.25;font-weight:800;color:#fff;margin-bottom:16px;}
.hero-sub{font-size:17px;line-height:1.8;color:rgba(242,246,240,.88);max-width:660px;margin-bottom:26px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;}
.hero-badges span{
  font-size:13px;padding:7px 14px;border-radius:6px;background:rgba(255,255,255,.1);
  border:1px solid var(--line-dark);color:#EEF4EC;
}
.hero-badges i{color:var(--c-accent);margin-right:6px;}

/* ============ sections ============ */
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section-head{max-width:720px;margin-bottom:44px;}
.section-head h2{font-size:30px;line-height:1.3;font-weight:700;margin-bottom:12px;}
.section-head p{color:var(--t-2);font-size:16px;}
.eyebrow{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.04em;color:var(--c-brand);margin-bottom:10px;}

/* 目录 */
.toc{position:sticky;top:120px;}
.toc-inner{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;box-shadow:var(--sh-1);}
.toc-title{font-size:13px;font-weight:600;letter-spacing:.04em;color:var(--t-3);margin-bottom:14px;}
.toc-list{list-style:none;margin:0;padding:0;}
.toc-list a{display:block;padding:9px 12px;font-size:14.5px;color:var(--t-2);border-left:2px solid transparent;border-radius:8px;}
.toc-list a:hover{background:var(--bg-strip);color:var(--c-brand);border-left-color:var(--c-brand);}
.toc-note{margin-top:18px;padding-top:16px;border-top:1px solid var(--line);font-size:13.5px;color:var(--t-3);line-height:1.7;}

/* 内容区 */
.content-col{max-width:820px;}
.article-block{margin-bottom:56px;}
.article-block:last-child{margin-bottom:0;}
.article-block h2{
  font-size:26px;line-height:1.35;font-weight:700;padding-left:14px;border-left:3px solid var(--c-accent);
  margin-bottom:18px;
}
.article-block h3{font-size:19px;font-weight:700;line-height:1.45;margin:28px 0 12px;}
.article-block p{color:var(--t-2);font-size:16px;}
.list-check{list-style:none;margin:18px 0 0;}
.list-check li{position:relative;padding-left:26px;margin-bottom:12px;color:var(--t-2);}
.list-check li::before{
  content:"";position:absolute;left:2px;top:.68em;width:8px;height:8px;border-radius:2px;background:var(--c-brand);
}
.list-check li strong{color:var(--t-1);font-weight:700;}
.note{
  margin-top:22px;padding:18px 20px;border-radius:var(--r-sm);background:var(--bg-strip);
  border-left:3px solid var(--c-brand);
}
.note .note-tag{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.04em;color:var(--c-brand);margin-bottom:6px;}
.note p{font-size:15px;color:var(--t-2);margin:0;}

/* 数据条 */
.stats-band{background:var(--bg-strip);padding:56px 0;}
.stats-head{margin-bottom:30px;}
.stats-head h2{font-size:26px;font-weight:700;}
.stats-head p{color:var(--t-2);font-size:15px;margin-top:8px;}
.stat-item{border-left:2px solid var(--c-brand);padding:4px 0 4px 18px;margin-bottom:26px;}
.stat-num{font-size:32px;font-weight:800;color:var(--c-deep);font-variant-numeric:tabular-nums;line-height:1.2;}
.stat-num em{font-style:normal;font-size:16px;font-weight:700;margin-left:4px;color:var(--c-brand);}
.stat-label{font-size:14.5px;color:var(--t-2);margin-top:4px;}
.stat-line{width:34px;height:3px;background:var(--c-accent);border-radius:3px;margin-top:10px;}

/* 场景图文 */
.scene-grid{display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:start;}
.scene-main{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);transition:box-shadow var(--dur) var(--ease),transform var(--dur) var(--ease);}
.scene-main:hover{box-shadow:var(--sh-2);transform:translateY(-2px);}
.scene-main figure{margin:0;aspect-ratio:16/10;overflow:hidden;background:var(--bg-strip);}
.scene-main img{width:100%;height:100%;object-fit:cover;transition:transform var(--dur) var(--ease);}
.scene-main:hover img{transform:scale(1.03);}
.scene-main .scene-body{padding:26px 28px;}
.scene-main h3{font-size:20px;font-weight:700;margin-bottom:12px;}
.scene-main p{color:var(--t-2);font-size:15.5px;}
.scene-side{display:flex;flex-direction:column;gap:24px;}
.scene-card{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;box-shadow:var(--sh-1);transition:box-shadow var(--dur) var(--ease),transform var(--dur) var(--ease);}
.scene-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px);}
.scene-card .badge{margin-bottom:12px;}
.scene-card h4{font-size:17px;font-weight:700;margin-bottom:10px;}
.scene-card p{font-size:14.8px;color:var(--t-2);margin:0;}
.badge{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.04em;padding:4px 10px;border-radius:6px;}
.badge-green{background:rgba(15,157,99,.12);color:var(--c-brand);}
.badge-warm{background:rgba(255,106,43,.13);color:var(--c-warm);}

/* FAQ */
.faq-wrap{max-width:860px;}
.faq-item{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-sm);margin-bottom:14px;overflow:hidden;transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);}
.faq-item.is-open{border-left:3px solid var(--c-accent);box-shadow:var(--sh-1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;
  padding:18px 22px;background:none;border:0;cursor:pointer;font-size:16.5px;font-weight:700;color:var(--c-deep);
  line-height:1.5;
}
.faq-icon{flex:0 0 auto;width:22px;height:22px;position:relative;}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--c-brand);border-radius:2px;transition:transform var(--dur) var(--ease),opacity var(--dur) var(--ease);}
.faq-icon::before{left:0;top:10px;width:22px;height:2px;}
.faq-icon::after{left:10px;top:0;width:2px;height:22px;}
.faq-item.is-open .faq-icon::after{transform:rotate(90deg);opacity:0;}
.faq-a{display:none;padding:0 22px 22px;color:var(--t-2);font-size:15.5px;line-height:1.85;}
.faq-item.is-open .faq-a{display:block;}

/* CTA */
.cta-band{position:relative;background:var(--bg-dark);color:#F2F6F0;padding:72px 0;overflow:hidden;}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(45deg,rgba(201,242,39,.07) 0 6px,transparent 6px 20px);
  pointer-events:none;
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;}
.cta-text{max-width:600px;}
.cta-text h2{color:#fff;font-size:28px;font-weight:700;line-height:1.35;margin-bottom:12px;}
.cta-text p{color:rgba(242,246,240,.82);font-size:15.5px;margin:0;}
.cta-actions{display:flex;flex-direction:column;gap:16px;align-items:flex-start;}
.trust-row{display:flex;flex-wrap:wrap;gap:10px;}
.trust-row span{font-size:12.5px;padding:5px 12px;border-radius:6px;border:1px solid var(--line-dark);color:rgba(242,246,240,.88);}
.cta-band .btn-main:hover{background:#fff;color:var(--c-deep);border-color:#fff;}

/* footer */
.site-footer{background:var(--bg-dark);color:rgba(242,246,240,.82);padding:64px 0 26px;border-top:1px solid var(--line-dark);}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:#fff;margin-bottom:14px;}
.footer-brand .brand-mark{width:28px;height:28px;border-radius:9px;}
.footer-brand .brand-mark::after{left:7px;top:7px;width:14px;height:14px;}
.site-footer p{font-size:14px;line-height:1.8;color:rgba(242,246,240,.7);}
.site-footer h4{font-size:14px;font-weight:600;letter-spacing:.04em;color:var(--c-accent);margin-bottom:16px;}
.footer-links,.footer-contact{list-style:none;margin:0;padding:0;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14px;color:rgba(242,246,240,.82);}
.footer-links a:hover{color:var(--c-accent);}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;margin-bottom:12px;line-height:1.7;}
.footer-contact i{color:var(--c-brand);margin-top:5px;}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid var(--line-dark);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(242,246,240,.6);
}

/* ============ responsive ============ */
@media (max-width:1023px){
  .scene-grid{grid-template-columns:1fr;}
  .toc{position:static;margin-bottom:32px;}
  .toc-inner{padding:16px 16px 12px;}
  .toc-list{display:flex;gap:8px;overflow-x:auto;padding-bottom:6px;scrollbar-width:none;}
  .toc-list::-webkit-scrollbar{display:none;}
  .toc-list a{white-space:nowrap;border:1px solid var(--line);border-radius:var(--r-pill);padding:8px 16px;}
  .toc-list a:hover{border-color:var(--c-brand);border-left-color:var(--c-brand);}
  .toc-note{display:none;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .section{padding:64px 0;}
}
@media (max-width:767px){
  .nav-search,.nav-actions .btn-main{display:none;}
  .nav-search-btn,.nav-burger{display:inline-flex;}
  .nav-tabs{display:none;}
  .nav-top{gap:12px;justify-content:space-between;}
  .brand{font-size:16.5px;}
  .page-hero{padding:52px 0 56px;}
  .page-hero h1{font-size:26px;}
  .hero-sub{font-size:15.5px;}
  .section{padding:48px 0;}
  .section-head h2,.stats-head h2{font-size:22px;}
  .article-block h2{font-size:21px;}
  .cta-band{padding:56px 0;}
  .cta-text h2{font-size:22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .wrap{padding:0 16px;}
}
@media (max-width:575px){
  .page-hero h1{font-size:24px;}
  .stat-num{font-size:27px;}
  .scene-main .scene-body{padding:20px;}
  .faq-q{font-size:15.5px;padding:16px 18px;}
  .faq-a{padding:0 18px 18px;}
}

/* roulang page: category2 */
:root{
  --c-deep:#0E3B2F;
  --c-brand:#0F9D63;
  --c-accent:#C9F227;
  --c-warm:#FF6A2B;
  --bg:#F5F7F2;
  --bg-card:#FFFFFF;
  --bg-dark:#0E3B2F;
  --bg-strip:#EAF1E8;
  --t-1:#152018;
  --t-2:#5A6B60;
  --t-3:#8A968D;
  --line:#E1E8DF;
  --line-dark:rgba(201,242,39,.18);
  --s1:8px;--s2:12px;--s3:16px;--s4:24px;--s5:32px;--s6:48px;--s7:72px;--s8:96px;
  --r-lg:18px;--r-sm:12px;--r-pill:999px;--r-badge:6px;
  --sh-1:0 2px 8px rgba(14,59,47,.06);
  --sh-2:0 14px 30px rgba(14,59,47,.14);
  --tr:.22s cubic-bezier(.2,.7,.3,1);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--t-1);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--c-brand);text-decoration:none;transition:color var(--tr)}
a:hover{color:var(--c-deep)}
h1,h2,h3,h4{margin:0;font-family:var(--font);color:var(--c-deep);letter-spacing:0}
h1{font-size:40px;line-height:1.25;font-weight:800}
h2{font-size:30px;line-height:1.3;font-weight:700}
h3{font-size:20px;line-height:1.45;font-weight:700}
p{margin:0 0 1.2em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
input,button{font-family:inherit}
:focus-visible{outline:3px solid var(--c-accent);outline-offset:2px}
::selection{background:var(--c-accent);color:var(--c-deep)}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1280px){.wrap{max-width:1280px}}

/* ---------- 按钮 ---------- */
.btn-main,.btn-ghost,.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;gap:var(--s1);
  min-height:44px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;line-height:1;border:1.5px solid transparent;
  transition:transform var(--tr),background-color var(--tr),color var(--tr),border-color var(--tr),box-shadow var(--tr);
  text-align:center;
}
.btn-main{background:var(--c-accent);color:var(--c-deep)}
.btn-main:hover,.btn-main:focus{background:var(--c-deep);color:var(--c-accent);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-outline{background:transparent;border-color:var(--c-brand);color:var(--c-brand)}
.btn-outline:hover,.btn-outline:focus{background:rgba(15,157,99,.1);color:var(--c-deep);border-color:var(--c-deep);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--c-deep);padding:0 8px;border-radius:var(--r-badge)}
.btn-ghost i{transition:transform var(--tr)}
.btn-ghost:hover i{transform:translateX(4px)}
.btn-sm{min-height:42px;padding:0 20px;font-size:14px}
.btn-block{width:100%}
.button,.button.primary,.button.secondary{background:transparent;border:0;color:inherit;padding:0;border-radius:0}

/* ---------- 页头 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--tr),padding var(--tr);
}
.site-header.is-scrolled{box-shadow:var(--sh-1)}
.header-top{display:flex;align-items:center;gap:var(--s4);padding:14px 0 6px;transition:padding var(--tr)}
.site-header.is-scrolled .header-top{padding:8px 0 2px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--c-deep);font-size:19px;font-weight:800;line-height:1.2}
.brand:hover{color:var(--c-deep)}
.brand-mark{position:relative;width:28px;height:28px;border-radius:9px;background:linear-gradient(135deg,var(--c-brand) 0%,var(--c-deep) 100%);flex:0 0 auto}
.brand-mark::after{content:"";position:absolute;left:7px;top:7px;width:12px;height:12px;border-radius:50%;border:2.5px solid var(--c-accent);border-right-color:transparent;border-bottom-color:transparent;transform:rotate(45deg)}
.nav-search{
  flex:1 1 auto;max-width:520px;display:flex;align-items:center;gap:10px;
  height:46px;padding:0 6px 0 18px;background:var(--bg-strip);
  border:1px solid var(--line);border-radius:var(--r-pill);transition:var(--tr);
}
.nav-search:focus-within{background:#fff;border-color:var(--c-brand);box-shadow:0 0 0 3px rgba(15,157,99,.14)}
.nav-search i{color:var(--t-3);font-size:15px}
.nav-search input{flex:1 1 auto;min-width:0;height:100%;border:0;background:transparent;outline:none;font-size:15px;color:var(--t-1)}
.nav-search input::placeholder{color:var(--t-3)}
.nav-search-btn{height:34px;padding:0 18px;border:0;border-radius:var(--r-pill);background:var(--c-deep);color:#F2F6F0;font-size:14px;font-weight:600;transition:var(--tr)}
.nav-search-btn:hover{background:var(--c-brand)}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.icon-btn{
  display:none;align-items:center;justify-content:center;width:44px;height:44px;
  border:1px solid var(--line);border-radius:var(--r-pill);background:#fff;color:var(--c-deep);
  font-size:16px;transition:var(--tr);
}
.icon-btn:hover{border-color:var(--c-brand);color:var(--c-brand)}
.nav-tabs{display:flex;gap:30px;padding:0 0 4px;flex-wrap:wrap}
.nav-tabs a{position:relative;display:inline-block;padding:12px 0 14px;font-size:15px;font-weight:600;color:var(--t-2)}
.nav-tabs a::after{content:"";position:absolute;left:0;right:0;bottom:8px;height:3px;border-radius:2px;background:var(--c-accent);transform:scaleX(0);transition:transform var(--tr)}
.nav-tabs a:hover{color:var(--c-brand);transform:translateY(-1px)}
.nav-tabs a.is-active{color:var(--c-deep)}
.nav-tabs a.is-active::after{transform:scaleX(1)}

.mobile-search{display:none;padding:0 0 16px}
.mobile-search.is-open{display:block}
.mobile-search .nav-search{max-width:100%;height:48px;margin-bottom:12px}
.hot-words{display:flex;flex-wrap:wrap;gap:8px}
.hot-words a{display:inline-block;padding:6px 12px;border-radius:var(--r-badge);background:var(--bg-strip);color:var(--t-2);font-size:13px}
.hot-words a:hover{background:var(--c-accent);color:var(--c-deep)}

.drawer{position:fixed;top:0;right:0;width:min(330px,86vw);height:100%;background:#fff;z-index:90;padding:24px 20px;overflow-y:auto;transform:translateX(101%);transition:transform .26s ease;box-shadow:-12px 0 34px rgba(14,59,47,.18)}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-title{font-size:15px;font-weight:800;color:var(--c-deep)}
.drawer-close{width:40px;height:40px;border:1px solid var(--line);border-radius:var(--r-pill);background:#fff;color:var(--c-deep)}
.drawer-links a{display:block;padding:14px 12px;border-radius:var(--r-sm);font-size:15px;font-weight:600;color:var(--t-1)}
.drawer-links a:hover{background:var(--bg-strip)}
.drawer-links a.is-active{background:var(--bg-strip);border-left:3px solid var(--c-accent);color:var(--c-deep)}
.drawer-sub{margin:22px 0 0;padding-top:18px;border-top:1px solid var(--line)}
.drawer-sub .btn-main{width:100%}
.drawer-mask{position:fixed;inset:0;z-index:80;background:rgba(14,59,47,.45);opacity:0;visibility:hidden;transition:opacity var(--tr),visibility var(--tr)}
.drawer-mask.is-open{opacity:1;visibility:visible}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0}
.section--strip{background:var(--bg-strip)}
.section--tight{padding:72px 0}
.section-head{max-width:760px;margin-bottom:44px}
.eyebrow{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.04em;color:var(--c-brand);margin-bottom:10px}
.section-head h2{margin-bottom:14px}
.section-head p{color:var(--t-2);font-size:16px}
.badge{display:inline-block;padding:4px 10px;border-radius:var(--r-badge);font-size:12px;font-weight:600;letter-spacing:.04em;line-height:1.6}
.badge--brand{background:rgba(15,157,99,.12);color:#0B7A4C}
.badge--warm{background:rgba(255,106,43,.14);color:#B94A18}
.badge--accent{background:var(--c-accent);color:var(--c-deep)}
.badge--deep{background:rgba(14,59,47,.08);color:var(--c-deep)}

/* ---------- Hero ---------- */
.hero-cat{
  position:relative;color:#F2F6F0;padding:88px 0 82px;
  background-image:linear-gradient(rgba(14,59,47,.80),rgba(14,59,47,.90)),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
}
.hero-cat h1{color:#FFFFFF;font-size:38px;max-width:16em}
.hero-sub{margin-top:16px;font-size:17px;color:#D5E2D9;max-width:34em}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-cat .btn-outline{border-color:var(--c-accent);color:var(--c-accent)}
.hero-cat .btn-outline:hover{background:var(--c-accent);color:var(--c-deep);border-color:var(--c-accent)}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.hero-chips li{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border:1px solid var(--line-dark);border-radius:var(--r-badge);font-size:13px;color:#DCE8DE;background:rgba(255,255,255,.04)}
.hero-chips i{color:var(--c-accent);font-size:12px}
.hero-panel{background:#10473A;border:1px solid var(--line-dark);border-radius:var(--r-lg);padding:26px}
.hero-panel h3{color:#FFFFFF;font-size:17px;margin-bottom:6px}
.hero-panel .panel-note{font-size:13px;color:#9FB9AC;margin-bottom:18px}
.step-mini{display:flex;gap:14px;padding:12px 0;border-bottom:1px dashed rgba(201,242,39,.16)}
.step-mini:last-child{border-bottom:0;padding-bottom:0}
.step-mini span.num{flex:0 0 auto;font-size:13px;font-weight:800;color:var(--c-accent);font-variant-numeric:tabular-nums;letter-spacing:.04em}
.step-mini div{font-size:14px;color:#D5E2D9;line-height:1.7}
.step-mini div strong{display:block;color:#FFFFFF;font-size:15px;font-weight:600}

/* ---------- 卡片网格 ---------- */
.cards-grid{margin-top:8px}
.card-flow{
  display:flex;flex-direction:column;height:auto;
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform var(--tr),box-shadow var(--tr),border-color var(--tr);
}
.card-flow:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#D3DFD1}
.card-media{aspect-ratio:16/10;background:var(--bg-strip);overflow:hidden}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--tr)}
.card-flow:hover .card-media img{transform:scale(1.03)}
.card-body{padding:24px;display:flex;flex-direction:column;gap:10px}
.card-body h3{font-size:18px}
.card-body p{font-size:14.5px;color:var(--t-2);line-height:1.8;margin:0;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:6px;padding-top:14px;border-top:1px solid var(--line)}
.card-meta span{font-size:13px;color:var(--t-3)}
.card-meta i{color:var(--c-brand);transition:transform var(--tr)}
.card-flow:hover .card-meta i{transform:translateX(4px)}
.card-plain{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--sh-1);display:flex;flex-direction:column;gap:12px;
  transition:transform var(--tr),box-shadow var(--tr),border-color var(--tr);
}
.card-plain:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#D3DFD1}
.card-plain .card-idx{font-size:34px;font-weight:800;color:var(--c-brand);line-height:1;font-variant-numeric:tabular-nums;letter-spacing:.02em}
.card-plain h3{font-size:18px}
.card-plain p{font-size:14.5px;color:var(--t-2);line-height:1.8;margin:0}
.card-plain .card-line{height:3px;width:44px;border-radius:2px;background:var(--c-accent)}

/* ---------- 图文分栏 ---------- */
.split-media{align-items:center}
.split-figure{border-radius:var(--r-lg);overflow:hidden;background:var(--bg-strip);box-shadow:var(--sh-1)}
.split-figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.check-list{margin-top:20px;display:flex;flex-direction:column;gap:14px}
.check-list li{position:relative;padding-left:30px;font-size:15px;color:var(--t-2);line-height:1.8}
.check-list li::before{content:"";position:absolute;left:0;top:9px;width:14px;height:14px;border-radius:4px;background:var(--c-accent)}
.check-list li strong{color:var(--c-deep);font-weight:700}

/* ---------- 数据条 ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:8px}
.stat{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 24px;box-shadow:var(--sh-1);transition:var(--tr)}
.stat:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.stat-num{font-size:34px;font-weight:800;color:var(--c-deep);line-height:1.1;font-variant-numeric:tabular-nums}
.stat-num em{font-style:normal;font-size:16px;font-weight:700;color:var(--c-brand);margin-left:4px}
.stat-label{margin-top:8px;font-size:14px;font-weight:600;color:var(--c-deep)}
.stat-desc{margin-top:6px;font-size:13.5px;color:var(--t-3);line-height:1.7}

/* ---------- FAQ ---------- */
.faq{margin-top:8px}
.faq-item{background:var(--bg-card);border:1px solid var(--line);border-left:3px solid transparent;border-radius:var(--r-sm);margin-bottom:12px;overflow:hidden;transition:border-color var(--tr),box-shadow var(--tr)}
.faq-item.is-open{border-left-color:var(--c-accent);box-shadow:var(--sh-1)}
.faq-q{width:100%;min-height:44px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;background:transparent;border:0;text-align:left;font-size:16px;font-weight:700;color:var(--c-deep)}
.faq-q i{color:var(--c-brand);font-size:15px;flex:0 0 auto}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease}
.faq-a-inner{padding:0 22px 20px;color:var(--t-2);font-size:15px;line-height:1.85}
.faq-a-inner p{margin-bottom:.9em}

/* ---------- CTA ---------- */
.cta-band{position:relative;background:var(--c-deep);color:#F2F6F0;padding:72px 0;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(45deg,rgba(201,242,39,.07) 0 2px,transparent 2px 14px)}
.cta-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-inner h2{color:#FFFFFF;font-size:28px;max-width:22em}
.cta-inner p{margin-top:10px;color:#C7D8CE;font-size:15px;max-width:34em}
.cta-actions{display:flex;flex-direction:column;align-items:flex-start;gap:16px}
.trust-tags{display:flex;flex-wrap:wrap;gap:10px}
.trust-tags span{display:inline-block;padding:6px 12px;border:1px solid var(--line-dark);border-radius:var(--r-badge);font-size:12.5px;color:#D5E2D9}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-deep);color:#F2F6F0;padding:72px 0 30px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:#FFFFFF;margin-bottom:16px}
.footer-brand .brand-mark{background:linear-gradient(135deg,var(--c-accent) 0%,var(--c-brand) 100%)}
.footer-brand .brand-mark::after{border-color:var(--c-deep);border-right-color:transparent;border-bottom-color:transparent}
.site-footer p{font-size:14px;color:#B9CCC1;line-height:1.9}
.site-footer h4{font-size:14px;font-weight:700;color:var(--c-accent);margin:0 0 16px}
.footer-links li{margin-bottom:4px}
.footer-links a{display:inline-block;font-size:14px;color:#C6D6CD;line-height:2.2}
.footer-links a:hover{color:var(--c-accent)}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:#C6D6CD;line-height:1.9;margin-bottom:10px}
.footer-contact i{color:var(--c-accent);margin-top:7px;flex:0 0 auto}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:48px;padding-top:20px;border-top:1px solid var(--line-dark);font-size:13px;color:#9FB4A8}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .section{padding:72px 0}
  .section-head{margin-bottom:34px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .stats{grid-template-columns:repeat(2,1fr)}
  h1{font-size:32px}
  h2{font-size:26px}
  .hero-cat{padding:72px 0 68px}
  .nav-tabs{gap:22px}
}
@media (max-width:767px){
  .nav-search{display:none}
  .nav-tabs{display:none}
  .icon-btn{display:inline-flex}
  .header-top{gap:12px;padding:12px 0}
  h1{font-size:26px}
  h2{font-size:22px}
  h3{font-size:17px}
  body{font-size:15px}
  .section{padding:56px 0}
  .section--tight{padding:48px 0}
  .hero-cat{padding:56px 0 52px}
  .hero-cat h1{font-size:26px}
  .hero-sub{font-size:15.5px}
  .hero-btns{gap:12px}
  .hero-btns .btn-main,.hero-btns .btn-outline{width:100%}
  .hero-chips li{font-size:12.5px}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%}
  .cta-actions .btn-main{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .card-body{padding:20px}
  .card-plain{padding:22px}
}
@media (max-width:575px){
  .header-actions .btn-main{display:none}
  .stats{grid-template-columns:1fr}
  .stats{gap:16px}
}

/* roulang page: category3 */
:root{
  --c-deep:#0E3B2F;
  --c-brand:#0F9D63;
  --c-brand-dark:#0B7A4C;
  --c-accent:#C9F227;
  --c-warm:#FF6A2B;
  --bg:#F5F7F2;
  --bg-card:#FFFFFF;
  --bg-dark:#0E3B2F;
  --bg-strip:#EAF1E8;
  --t-1:#152018;
  --t-2:#5A6B60;
  --t-3:#8A968D;
  --t-inv:#F2F6F0;
  --line:#E1E8DF;
  --line-dark:rgba(201,242,39,.18);
  --s1:8px;--s2:12px;--s3:16px;--s4:24px;--s5:32px;--s6:48px;--s7:72px;--s8:96px;
  --r-lg:18px;--r-sm:12px;--r-pill:999px;--r-badge:6px;
  --sh-1:0 2px 8px rgba(14,59,47,.06);
  --sh-2:0 14px 30px rgba(14,59,47,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;line-height:1.85;font-weight:400;
  color:var(--t-1);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
a{color:var(--c-brand);text-decoration:none;transition:color .22s var(--ease)}
a:hover{color:var(--c-brand-dark)}
img{max-width:100%;display:block;border:0}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none}
input{font-family:inherit}
:focus-visible{outline:3px solid var(--c-accent);outline-offset:2px;border-radius:4px}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section--strip{background:var(--bg-strip)}
.section--tight{padding-top:56px}
.eyebrow{
  display:inline-flex;align-items:center;gap:var(--s1);
  font-size:12px;font-weight:600;letter-spacing:.04em;
  color:var(--c-brand);text-transform:uppercase;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--c-accent);display:block}
.h1{font-size:40px;line-height:1.25;font-weight:800;letter-spacing:0}
.h2{font-size:30px;line-height:1.3;font-weight:700;letter-spacing:0}
.h3{font-size:20px;line-height:1.45;font-weight:700}
.lead{font-size:16px;color:var(--t-2);line-height:1.85;max-width:62ch}
.muted{font-size:14px;color:var(--t-3);line-height:1.7}
.section-head{margin-bottom:var(--s6)}
.section-head .h2{margin-top:var(--s2)}
.section-head p{margin-top:var(--s2)}

/* 按钮 */
.btn-main,.btn-ghost,.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;gap:var(--s1);
  min-height:44px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;letter-spacing:.01em;
  transition:background-color .22s var(--ease),color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
  white-space:nowrap;
}
.btn-main{background:var(--c-accent);color:var(--c-deep)}
.btn-main:hover{background:var(--c-deep);color:var(--c-accent);transform:translateY(-2px);box-shadow:0 10px 22px rgba(14,59,47,.24)}
.btn-main:active{transform:translateY(0)}
.btn-outline{border:1.5px solid var(--c-brand);color:var(--c-brand);background:transparent}
.btn-outline:hover{background:rgba(15,157,99,.08);color:var(--c-brand-dark);transform:translateY(-2px)}
.btn-ghost{color:var(--c-brand);padding:0;font-weight:600;gap:6px}
.btn-ghost i{transition:transform .22s var(--ease)}
.btn-ghost:hover i{transform:translateX(4px)}
.btn-main--inv{background:var(--c-accent);color:var(--c-deep)}
.btn-main--inv:hover{background:#ffffff;color:var(--c-deep)}

/* 徽章 */
.badge{
  display:inline-block;padding:3px 10px;border-radius:var(--r-badge);
  font-size:12px;font-weight:600;letter-spacing:.04em;line-height:1.6;
}
.badge--brand{background:rgba(15,157,99,.12);color:var(--c-brand-dark)}
.badge--warm{background:rgba(255,106,43,.14);color:#C24A16}
.badge--inv{background:rgba(201,242,39,.16);color:var(--c-accent)}

/* 头部 */
.site-header{
  position:sticky;top:0;z-index:80;background:var(--bg);
  border-bottom:1px solid transparent;
  transition:box-shadow .22s var(--ease),border-color .22s var(--ease),padding .22s var(--ease);
}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:0 8px 20px rgba(14,59,47,.08)}
.site-header.is-scrolled .head-top{padding-top:8px;padding-bottom:8px}
.head-top{
  display:flex;align-items:center;gap:var(--s4);
  padding:16px 0;transition:padding .22s var(--ease);
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--c-deep)}
.brand:hover{color:var(--c-deep)}
.brand-mark{
  width:26px;height:26px;border-radius:8px;
  background:var(--c-deep);position:relative;flex:0 0 auto;
}
.brand-mark::after{
  content:"";position:absolute;left:6px;top:6px;width:14px;height:14px;
  border-left:3px solid var(--c-accent);border-bottom:3px solid var(--c-accent);
  border-bottom-left-radius:8px;
}
.brand-text{font-size:18px;font-weight:800;letter-spacing:.01em;white-space:nowrap}
.nav-search{
  position:relative;flex:1 1 auto;max-width:520px;min-width:200px;
  display:flex;align-items:center;
}
.nav-search i{
  position:absolute;left:18px;font-size:14px;color:var(--t-3);pointer-events:none;
}
.nav-search input{
  width:100%;height:46px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:var(--bg-card);
  padding:0 20px 0 44px;font-size:14.5px;color:var(--t-1);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.nav-search input::placeholder{color:var(--t-3)}
.nav-search input:focus{
  outline:none;border-color:var(--c-brand);
  box-shadow:0 0 0 3px rgba(15,157,99,.16);
}
.head-actions{margin-left:auto;flex:0 0 auto;display:flex;align-items:center;gap:var(--s2)}
.icon-btn{
  width:44px;height:44px;border-radius:var(--r-pill);
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--c-deep);background:var(--bg-card);border:1px solid var(--line);
  transition:background-color .22s var(--ease),color .22s var(--ease);
}
.icon-btn:hover{background:var(--bg-strip);color:var(--c-brand)}
.mobile-actions{display:none;margin-left:auto;gap:var(--s1)}

.nav-tabs{
  display:flex;flex-wrap:wrap;align-items:center;gap:var(--s5);
  padding:0 0 12px;border-bottom:1px solid var(--line);
}
.nav-tabs a{
  position:relative;display:inline-block;padding:0 0 8px;
  font-size:15px;color:var(--t-2);font-weight:500;
  transition:color .22s var(--ease),transform .22s var(--ease);
}
.nav-tabs a:hover{color:var(--c-brand);transform:translateY(-1px)}
.nav-tabs a.is-active{color:var(--c-deep);font-weight:700}
.nav-tabs a.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:3px;
  background:var(--c-accent);border-radius:2px;
}

.search-layer{
  display:none;border-top:1px solid var(--line);background:var(--bg-card);
  padding:var(--s4) 0 var(--s5);
}
.search-layer.is-open{display:block}
.search-layer .layer-row{display:flex;gap:var(--s2);align-items:center}
.search-layer input{
  flex:1 1 auto;height:46px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:var(--bg);padding:0 20px;font-size:15px;
}
.search-layer input:focus{outline:none;border-color:var(--c-brand);box-shadow:0 0 0 3px rgba(15,157,99,.16)}
.hot-tags{margin-top:var(--s3);display:flex;flex-wrap:wrap;gap:var(--s1);align-items:center}
.hot-tags span{font-size:13px;color:var(--t-3)}
.hot-tags a{
  display:inline-block;padding:4px 12px;border-radius:var(--r-pill);
  background:var(--bg-strip);color:var(--t-2);font-size:13px;
}
.hot-tags a:hover{background:rgba(15,157,99,.12);color:var(--c-brand-dark)}

.nav-drawer{display:none;border-top:1px solid var(--line);background:var(--bg-card);padding:var(--s3) 0 var(--s5)}
.nav-drawer.is-open{display:block}
.nav-drawer a{
  display:block;padding:14px 0 14px 14px;font-size:16px;color:var(--t-1);
  border-bottom:1px solid var(--line);position:relative;
}
.nav-drawer a:hover{color:var(--c-brand)}
.nav-drawer a.is-active{font-weight:700;color:var(--c-deep)}
.nav-drawer a.is-active::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  background:var(--c-accent);border-radius:2px;
}

/* Hero */
.cat-hero{
  position:relative;color:var(--t-inv);
  background-image:linear-gradient(180deg,rgba(14,59,47,.78),rgba(14,59,47,.62)),url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
  padding:76px 0 82px;
}
.cat-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:46px;
  background:var(--bg);
  border-top-left-radius:50% 100%;border-top-right-radius:50% 100%;
}
.crumb{
  display:flex;flex-wrap:wrap;gap:8px;align-items:center;
  font-size:13px;color:rgba(242,246,240,.72);margin-bottom:var(--s4);
}
.crumb a{color:rgba(242,246,240,.86)}
.crumb a:hover{color:var(--c-accent)}
.crumb .sep{opacity:.5}
.crumb .now{color:rgba(242,246,240,.6)}
.cat-hero .h1{margin:var(--s3) 0 0;max-width:22ch;color:#fff}
.cat-hero .lead{color:rgba(242,246,240,.86);margin-top:var(--s3);max-width:60ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:var(--s3);margin-top:var(--s5)}
.hero-facts{
  display:flex;flex-wrap:wrap;gap:var(--s5);margin-top:var(--s6);
  padding-top:var(--s5);border-top:1px solid var(--line-dark);
}
.fact{min-width:120px}
.fact b{
  display:block;font-size:28px;font-weight:800;line-height:1.2;
  color:var(--c-accent);font-variant-numeric:tabular-nums;
}
.fact span{display:block;font-size:13.5px;color:rgba(242,246,240,.78);margin-top:4px}

/* 准备区 */
.prep{display:grid;grid-template-columns:5fr 7fr;gap:var(--s7);align-items:start}
.prep-list li{
  display:grid;grid-template-columns:auto 1fr;gap:var(--s3);
  padding:18px 0;border-bottom:1px solid var(--line);
}
.prep-list li:first-child{padding-top:0}
.prep-list .dot{
  width:34px;height:34px;border-radius:10px;background:var(--bg-strip);
  color:var(--c-brand-dark);display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;
}
.prep-list strong{display:block;font-size:16.5px;font-weight:700;color:var(--t-1)}
.prep-list p{font-size:14.5px;color:var(--t-2);margin-top:2px}

/* 步骤 */
.step-list{display:grid;gap:var(--s3);counter-reset:step}
.step-item{
  display:grid;grid-template-columns:64px minmax(0,1fr);gap:var(--s4);
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 28px;box-shadow:var(--sh-1);
  transition:box-shadow .22s var(--ease),transform .22s var(--ease),border-color .22s var(--ease);
}
.step-item:hover{box-shadow:var(--sh-2);transform:translateY(-2px);border-color:#D6E1D3}
.step-num{
  width:56px;height:56px;border-radius:var(--r-sm);
  background:var(--c-deep);color:var(--c-accent);
  display:flex;align-items:center;justify-content:center;
  font-size:19px;font-weight:800;letter-spacing:.02em;
  font-variant-numeric:tabular-nums;
}
.step-body h3{font-size:19px;font-weight:700;line-height:1.5}
.step-body > p{font-size:15px;color:var(--t-2);margin-top:8px;max-width:70ch}
.step-meta{display:flex;flex-wrap:wrap;gap:var(--s2);margin-top:var(--s3)}

details.step-more{margin-top:var(--s3);border-top:1px dashed var(--line);padding-top:var(--s2)}
details.step-more summary{
  list-style:none;cursor:pointer;display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--c-brand);padding:6px 0;
}
details.step-more summary::-webkit-details-marker{display:none}
details.step-more summary::after{
  content:"+";font-size:16px;font-weight:700;color:var(--c-brand);line-height:1;
}
details.step-more[open] summary::after{content:"−"}
details.step-more summary:hover{color:var(--c-brand-dark)}
.step-more-body{
  margin-top:var(--s2);padding-left:14px;border-left:3px solid var(--c-accent);
}
.step-more-body p{font-size:14.5px;color:var(--t-2);line-height:1.85}
.step-more-body p + p{margin-top:12px}

/* 图文区 */
.split{display:grid;grid-template-columns:7fr 5fr;gap:var(--s7);align-items:center}
.split--rev{grid-template-columns:5fr 7fr}
.media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--sh-1);background:var(--bg-strip);
  aspect-ratio:16/10;
}
.media img{width:100%;height:100%;object-fit:cover;transition:transform .22s var(--ease)}
.media:hover img{transform:scale(1.03)}
.media figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:14px 18px;
  font-size:13px;color:rgba(242,246,240,.9);
  background:linear-gradient(180deg,rgba(14,59,47,0),rgba(14,59,47,.82));
}
.checklist li{
  display:grid;grid-template-columns:auto 1fr;gap:var(--s3);
  padding:14px 0;border-bottom:1px solid var(--line);
}
.checklist li:last-child{border-bottom:0}
.checklist i{color:var(--c-brand);font-size:15px;margin-top:6px}
.checklist strong{display:block;font-weight:700;font-size:16px}
.checklist span{display:block;font-size:14.5px;color:var(--t-2);margin-top:2px}

/* FAQ */
.faq{display:grid;gap:var(--s2);max-width:920px}
.faq-item{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--r-sm);
  box-shadow:var(--sh-1);overflow:hidden;position:relative;
  transition:box-shadow .22s var(--ease);
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:transparent;transition:background-color .22s var(--ease);
}
.faq-item.is-open::before{background:var(--c-accent)}
.faq-item:hover{box-shadow:var(--sh-2)}
.faq-q{
  width:100%;text-align:left;display:flex;align-items:center;justify-content:space-between;
  gap:var(--s3);padding:20px 24px;font-size:16.5px;font-weight:700;color:var(--t-1);
  line-height:1.6;
}
.faq-q:hover{color:var(--c-brand-dark)}
.faq-q .sign{font-size:20px;font-weight:600;color:var(--c-brand);flex:0 0 auto;line-height:1}
.faq-a{display:none;padding:0 24px 22px;border-top:1px solid var(--line)}
.faq-item.is-open .faq-a{display:block}
.faq-a p{font-size:15px;color:var(--t-2);margin-top:14px}
.faq-a ul{margin-top:12px;display:grid;gap:8px}
.faq-a ul li{position:relative;padding-left:18px;font-size:14.5px;color:var(--t-2)}
.faq-a ul li::before{
  content:"";position:absolute;left:0;top:11px;width:7px;height:7px;
  background:var(--c-brand);border-radius:2px;
}

/* CTA */
.cta-band{
  position:relative;overflow:hidden;background:var(--bg-dark);color:var(--t-inv);
  padding:76px 0;
}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(45deg,rgba(201,242,39,.07) 0 6px,transparent 6px 18px);
}
.cta-grid{position:relative;display:grid;grid-template-columns:7fr 5fr;gap:var(--s6);align-items:center}
.cta-grid h2{font-size:30px;line-height:1.3;font-weight:700;color:#fff}
.cta-grid p{margin-top:var(--s2);color:rgba(242,246,240,.82);max-width:52ch}
.cta-side{display:flex;flex-direction:column;gap:var(--s4);align-items:flex-start}
.trust-tags{display:flex;flex-wrap:wrap;gap:var(--s2)}
.trust-tags span{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 12px;border-radius:var(--r-badge);
  border:1px solid var(--line-dark);color:rgba(242,246,240,.9);font-size:12.5px;font-weight:600;
}
.trust-tags i{color:var(--c-accent)}

/* 页脚 */
.site-footer{background:var(--bg-dark);color:var(--t-inv);padding:var(--s7) 0 var(--s4)}
.footer-grid{display:grid;grid-template-columns:5fr 4fr 4fr 5fr;gap:var(--s6)}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:#fff;margin-bottom:var(--s3)}
.footer-brand .brand-mark{width:24px;height:24px;background:#fff}
.footer-brand .brand-mark::after{border-color:var(--c-deep);left:5px;top:5px;width:12px;height:12px;border-left-width:3px;border-bottom-width:3px}
.site-footer p{font-size:14px;line-height:1.8;color:rgba(242,246,240,.72);max-width:36ch}
.site-footer h4{font-size:14px;font-weight:700;color:var(--c-accent);margin-bottom:var(--s3);letter-spacing:.04em}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:14px;color:rgba(242,246,240,.82)}
.footer-links a:hover{color:var(--c-accent)}
.footer-contact li{display:grid;grid-template-columns:auto 1fr;gap:10px;font-size:14px;color:rgba(242,246,240,.82);margin-bottom:12px;line-height:1.7}
.footer-contact i{color:var(--c-accent);margin-top:5px;font-size:13px}
.footer-bottom{
  margin-top:var(--s6);padding-top:var(--s4);border-top:1px solid var(--line-dark);
  display:flex;flex-wrap:wrap;gap:var(--s2) var(--s5);justify-content:space-between;
  font-size:13px;color:rgba(242,246,240,.62);
}

/* 响应式 */
@media (max-width:1023px){
  .h1{font-size:32px}
  .h2{font-size:25px}
  .section{padding:64px 0}
  .prep,.split,.split--rev{grid-template-columns:1fr;gap:var(--s5)}
  .split--rev .media{order:-1}
  .cta-grid{grid-template-columns:1fr;gap:var(--s5)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:var(--s5)}
  .cat-hero{padding:56px 0 66px}
}
@media (max-width:767px){
  .wrap{padding:0 16px}
  .nav-search,.nav-tabs,.head-actions{display:none}
  .mobile-actions{display:flex}
  .brand-text{font-size:16px}
  .h1{font-size:26px}
  .h2{font-size:22px}
  .h3{font-size:17px}
  .lead{font-size:15px}
  .section{padding:48px 0}
  .step-item{grid-template-columns:48px minmax(0,1fr);gap:var(--s3);padding:20px 18px}
  .step-num{width:44px;height:44px;font-size:16px;border-radius:10px}
  .hero-actions .btn-main,.hero-actions .btn-outline{width:100%}
  .hero-facts{gap:var(--s4)}
  .fact b{font-size:24px}
  .faq-q{font-size:15.5px;padding:18px 18px}
  .faq-a{padding:0 18px 18px}
  .cta-band{padding:56px 0}
  .cta-side{align-items:stretch}
  .cta-side .btn-main{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:var(--s5)}
  .site-footer p{max-width:none}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:520px){
  .brand-text{font-size:15px}
  .crumb{font-size:12.5px}
  .prep-list li{grid-template-columns:1fr;gap:8px}
  .checklist li{grid-template-columns:1fr}
  .checklist i{display:none}
}

/* roulang page: category4 */
:root{
  --c-deep:#0E3B2F;
  --c-brand:#0F9D63;
  --c-accent:#C9F227;
  --c-warm:#FF6A2B;
  --bg:#F5F7F2;
  --bg-card:#FFFFFF;
  --bg-dark:#0E3B2F;
  --bg-strip:#EAF1E8;
  --t-1:#152018;
  --t-2:#5A6B60;
  --t-3:#8A968D;
  --t-inv:#F2F6F0;
  --line:#E1E8DF;
  --line-dark:rgba(201,242,39,.18);
  --r-lg:18px;
  --r-sm:12px;
  --shadow:0 2px 8px rgba(14,59,47,.06);
  --shadow-h:0 14px 30px rgba(14,59,47,.14);
  --ease:.22s cubic-bezier(.2,.7,.3,1);
  --s1:8px; --s2:12px; --s3:16px; --s4:24px; --s5:32px; --s6:48px; --s7:72px; --s8:96px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--t-1);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--c-brand);text-decoration:none;transition:color var(--ease),background var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease)}
a:hover{color:var(--c-deep)}
button{font-family:inherit;cursor:pointer}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--t-1);letter-spacing:0}
p{margin:0 0 1.2em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0}
:focus-visible{outline:3px solid var(--c-accent);outline-offset:2px}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.97);
  backdrop-filter:saturate(160%) blur(6px);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease),border-color var(--ease);
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(14,59,47,.08);border-color:#D8E2D6}
.header-top{display:flex;align-items:center;gap:24px;padding:16px 0;transition:padding var(--ease)}
.site-header.is-scrolled .header-top{padding:8px 0}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--t-1)}
.brand-mark{
  position:relative;width:28px;height:28px;border-radius:9px;background:var(--c-deep);flex:0 0 auto;
}
.brand-mark::after{content:"";position:absolute;inset:8px;border-radius:3px;background:var(--c-accent)}
.brand-text{font-weight:800;font-size:18px;line-height:1.2;white-space:nowrap}
.site-header.is-scrolled .brand-text{font-size:17px}
.nav-search{
  display:flex;align-items:center;gap:10px;
  flex:1 1 auto;max-width:520px;height:44px;
  background:var(--bg-strip);
  border:1px solid var(--line);
  border-radius:999px;
  padding:0 18px;
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.nav-search:hover{border-color:#BFD3C3;background:#fff}
.nav-search:focus-within{border-color:var(--c-brand);background:#fff;box-shadow:0 0 0 3px rgba(15,157,99,.14)}
.nav-search i{color:var(--c-brand);font-size:15px;line-height:1}
.nav-search input{
  flex:1;border:0;outline:0;background:transparent;
  font-family:inherit;font-size:15px;color:var(--t-1);height:100%;min-width:0;
}
.nav-search input::placeholder{color:var(--t-3)}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.icon-btn{
  width:44px;height:44px;border-radius:999px;border:1px solid var(--line);
  background:#fff;color:var(--c-deep);display:none;align-items:center;justify-content:center;
  font-size:16px;transition:all var(--ease);
}
.icon-btn:hover{background:var(--bg-strip);border-color:#C6D6C9;color:var(--c-deep)}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:12px 24px;border-radius:999px;
  background:var(--c-accent);color:var(--c-deep);border:1px solid var(--c-accent);
  font-size:15px;font-weight:700;white-space:nowrap;
}
.btn-main:hover{background:var(--c-deep);color:var(--c-accent);border-color:var(--c-deep);transform:translateY(-2px);box-shadow:var(--shadow-h)}
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:11px 22px;border-radius:999px;
  background:transparent;border:1.5px solid var(--c-brand);color:var(--c-brand);
  font-size:15px;font-weight:700;white-space:nowrap;
}
.btn-line:hover{background:rgba(15,157,99,.08);color:var(--c-brand);transform:translateY(-2px)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;color:var(--c-brand);
  font-size:15px;font-weight:700;min-height:44px;padding:0 4px;
}
.btn-ghost i{transition:transform var(--ease)}
.btn-ghost:hover i{transform:translateX(4px)}
.nav-tabs{
  display:flex;align-items:center;gap:30px;
  border-top:1px solid var(--line);
  overflow-x:auto;scrollbar-width:none;
}
.nav-tabs::-webkit-scrollbar{display:none}
.nav-tabs a{
  position:relative;padding:14px 2px;font-size:15px;font-weight:600;
  color:var(--t-2);white-space:nowrap;
}
.nav-tabs a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:3px;
  border-radius:3px;background:transparent;transition:background var(--ease);
}
.nav-tabs a:hover{color:var(--c-brand);transform:translateY(-1px)}
.nav-tabs a.is-active{color:var(--c-deep)}
.nav-tabs a.is-active::after{background:var(--c-accent)}
.search-layer{
  display:none;background:#fff;border-bottom:1px solid var(--line);
  box-shadow:0 16px 30px rgba(14,59,47,.10);padding:20px 0;
}
.search-layer.is-open{display:block}
.search-layer .layer-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.search-layer .layer-head strong{font-size:15px;color:var(--t-1)}
.layer-close{margin-left:auto;border:1px solid var(--line);background:#fff;border-radius:999px;width:40px;height:40px;color:var(--t-2)}
.layer-close:hover{background:var(--bg-strip);color:var(--c-deep)}
.hot-tags{display:flex;flex-wrap:wrap;gap:10px}
.hot-tags a{
  display:inline-flex;align-items:center;min-height:34px;padding:4px 14px;border-radius:6px;
  background:var(--bg-strip);color:var(--t-2);font-size:13.5px;
}
.hot-tags a:hover{background:var(--c-brand);color:#fff}
.drawer-mask{
  position:fixed;inset:0;background:rgba(14,59,47,.45);opacity:0;visibility:hidden;
  transition:opacity var(--ease),visibility var(--ease);z-index:65;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:84%;max-width:340px;
  background:#fff;z-index:70;padding:22px 18px 32px;overflow-y:auto;
  transform:translateX(101%);transition:transform .28s cubic-bezier(.2,.7,.3,1);
  box-shadow:-12px 0 32px rgba(14,59,47,.18);
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;gap:10px;padding-bottom:16px;border-bottom:1px solid var(--line);margin-bottom:14px}
.drawer-head .brand-text{font-size:16px}
.drawer-head button{margin-left:auto;border:1px solid var(--line);background:#fff;border-radius:999px;width:40px;height:40px;color:var(--t-2)}
.drawer-nav{display:flex;flex-direction:column;gap:4px}
.drawer-nav a{
  display:block;padding:13px 12px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;color:var(--t-1);border-left:3px solid transparent;
}
.drawer-nav a:hover{background:var(--bg-strip)}
.drawer-nav a.is-active{background:var(--bg-strip);border-left-color:var(--c-accent);color:var(--c-deep)}
.drawer-cta{margin-top:20px}
.drawer-cta .btn-main{width:100%}

/* ---------- hero ---------- */
.page-hero{
  position:relative;color:var(--t-inv);
  background-image:linear-gradient(rgba(14,59,47,.74),rgba(14,59,47,.74)),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;background-repeat:no-repeat;
  padding:76px 0 66px;
  border-bottom:1px solid rgba(201,242,39,.18);
}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(242,246,240,.72);margin-bottom:20px}
.crumbs a{color:rgba(242,246,240,.72)}
.crumbs a:hover{color:var(--c-accent)}
.crumbs .cur{color:rgba(242,246,240,.52)}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:6px;font-size:12px;font-weight:600;letter-spacing:.04em;
}
.badge-warm{background:var(--c-warm);color:#fff}
.badge-brand{background:var(--c-brand);color:#fff}
.badge-soft{background:var(--bg-strip);color:var(--c-deep)}
.page-hero h1{font-size:40px;line-height:1.25;font-weight:800;color:#fff;margin:16px 0 14px;max-width:880px}
.hero-sub{font-size:16px;line-height:1.85;color:rgba(242,246,240,.86);max-width:720px;margin:0 0 26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.page-hero .btn-line{border-color:rgba(242,246,240,.5);color:#fff}
.page-hero .btn-line:hover{background:rgba(242,246,240,.12);color:#fff}
.anchor-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.anchor-chips a{
  display:inline-flex;align-items:center;gap:6px;min-height:36px;padding:5px 14px;border-radius:999px;
  border:1px solid rgba(201,242,39,.3);color:var(--t-inv);font-size:13.5px;
}
.anchor-chips a:hover{background:var(--c-accent);color:var(--c-deep);border-color:var(--c-accent)}

/* ---------- sections ---------- */
.section{padding:92px 0}
.section-strip{background:var(--bg-strip)}
.section-white{background:#fff}
.sec-head{max-width:760px;margin-bottom:var(--s6)}
.sec-head .badge{margin-bottom:14px}
.sec-title{font-size:30px;line-height:1.3;font-weight:700;margin-bottom:12px}
.sec-desc{color:var(--t-2);margin:0;font-size:16px}
.eyebrow{font-size:12px;font-weight:600;letter-spacing:.04em;color:var(--c-brand);text-transform:uppercase}

/* ---------- alternating feature ---------- */
.feature-row{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;
  padding:var(--s6) 0;
}
.feature-row + .feature-row{border-top:1px solid var(--line)}
.feature-row .feature-media img{
  width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-sm);
  box-shadow:var(--shadow);transition:transform var(--ease),box-shadow var(--ease);
}
.feature-row .feature-media img:hover{transform:scale(1.02);box-shadow:var(--shadow-h)}
.feature-row.reverse .feature-media{order:2}
.feature-body h2{font-size:24px;line-height:1.4;margin-bottom:14px}
.feature-body p{color:var(--t-2);margin-bottom:18px}
.check-list{list-style:none;display:flex;flex-direction:column;gap:10px}
.check-list li{position:relative;padding-left:26px;color:var(--t-2);font-size:15.5px}
.check-list li::before{
  content:"";position:absolute;left:0;top:.62em;width:10px;height:10px;border-radius:2px;background:var(--c-brand);
}
.feature-tag{
  display:inline-flex;align-items:center;gap:6px;margin-bottom:14px;
  font-size:12px;font-weight:600;letter-spacing:.04em;color:var(--c-warm);
  border:1px solid rgba(255,106,43,.35);border-radius:6px;padding:3px 10px;
}
.tip-line{
  margin-top:18px;padding:14px 18px;border-radius:var(--r-sm);
  background:var(--bg-strip);border-left:3px solid var(--c-brand);
  color:var(--t-2);font-size:14.5px;
}

/* ---------- table ---------- */
.table-scroll{
  overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-sm);background:#fff;
  box-shadow:var(--shadow);
}
table.compare{width:100%;border-collapse:collapse;min-width:680px}
table.compare th,table.compare td{
  padding:16px 20px;text-align:left;border-bottom:1px solid var(--line);
  font-size:15px;vertical-align:top;
}
table.compare thead th{background:var(--bg-strip);color:var(--c-deep);font-weight:700;font-size:14.5px}
table.compare tbody tr:last-child td{border-bottom:0}
table.compare tbody tr:hover{background:#FBFAF5}
table.compare td:first-child{font-weight:600;color:var(--t-1)}
table.compare td{color:var(--t-2)}
.table-note{margin-top:14px;font-size:13.5px;color:var(--t-3)}

/* ---------- faq ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px}
.faq-item{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);
  box-shadow:var(--shadow);overflow:hidden;transition:box-shadow var(--ease);
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--c-accent);
  opacity:0;transition:opacity var(--ease);
}
.faq-item.is-open::before{opacity:1}
.faq-item:hover{box-shadow:var(--shadow-h)}
.faq-q{
  width:100%;display:flex;align-items:center;gap:16px;text-align:left;
  background:transparent;border:0;padding:20px 24px;
  font-size:16.5px;font-weight:700;color:var(--t-1);line-height:1.6;
}
.faq-icon{
  margin-left:auto;flex:0 0 auto;width:26px;height:26px;border-radius:6px;
  background:var(--bg-strip);color:var(--c-deep);
  display:inline-flex;align-items:center;justify-content:center;font-size:16px;font-weight:600;
}
.faq-item.is-open .faq-icon{background:var(--c-accent)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s cubic-bezier(.2,.7,.3,1)}
.faq-a-inner{padding:0 24px 22px;color:var(--t-2);font-size:15.5px;line-height:1.85}

/* ---------- related entries ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.entry-card{
  display:flex;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);padding:22px 24px;box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.entry-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-h);border-color:#CFE0D3}
.entry-card .num{
  flex:0 0 auto;width:44px;height:44px;border-radius:12px;background:var(--bg-strip);
  color:var(--c-deep);display:flex;align-items:center;justify-content:center;
  font-weight:700;font-variant-numeric:tabular-nums;
}
.entry-card h3{font-size:16px;margin-bottom:2px;font-weight:700}
.entry-card p{margin:0;font-size:13.5px;color:var(--t-2);line-height:1.7}
.entry-card i.go{margin-left:auto;color:var(--c-brand);transition:transform var(--ease)}
.entry-card:hover i.go{transform:translateX(4px)}

/* ---------- cta band ---------- */
.cta-band{
  position:relative;background:var(--c-deep);color:var(--t-inv);overflow:hidden;
  padding:66px 0;
}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(45deg,rgba(201,242,39,.10) 0 2px,transparent 2px 14px);
}
.cta-inner{position:relative;display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:center}
.cta-band h2{color:#fff;font-size:28px;line-height:1.35;margin-bottom:12px}
.cta-band p{color:rgba(242,246,240,.82);margin:0}
.cta-side{display:flex;flex-direction:column;align-items:flex-start;gap:14px}
.cta-trust{display:flex;flex-wrap:wrap;gap:10px}
.cta-trust span{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;letter-spacing:.04em;
  padding:4px 12px;border-radius:6px;border:1px solid rgba(201,242,39,.28);color:var(--t-inv);
}

/* ---------- footer ---------- */
.site-footer{background:var(--c-deep);color:var(--t-inv);padding:70px 0 26px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;color:#fff;margin-bottom:16px}
.footer-brand .brand-mark{width:26px;height:26px}
.footer-brand .brand-mark::after{inset:7px}
.site-footer p{color:rgba(242,246,240,.76);line-height:1.85;margin:0}
.site-footer h4{font-size:14px;color:var(--c-accent);margin-bottom:16px;letter-spacing:.04em}
.footer-links,.footer-contact{list-style:none;display:flex;flex-direction:column;gap:11px}
.footer-links a{color:rgba(242,246,240,.82)}
.footer-links a:hover{color:var(--c-accent)}
.footer-contact li{display:flex;gap:10px;color:rgba(242,246,240,.76);line-height:1.7}
.footer-contact i{color:var(--c-accent);margin-top:4px;font-size:13px;flex:0 0 auto}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid var(--line-dark);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  color:rgba(242,246,240,.62);font-size:13px;
}

/* ---------- responsive ---------- */
@media (max-width:1023px){
  .feature-row{gap:36px}
  .entry-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
  .page-hero h1{font-size:32px}
  .cta-inner{grid-template-columns:1fr;gap:26px}
}
@media (max-width:767px){
  .wrap{padding:0 16px}
  .header-top{gap:12px;padding:12px 0}
  .site-header.is-scrolled .header-top{padding:8px 0}
  .brand-text{font-size:16px}
  .site-header.is-scrolled .brand-text{font-size:15.5px}
  .nav-search{display:none}
  .nav-tabs{display:none}
  .icon-btn{display:inline-flex}
  .header-actions .btn-main{display:none}
  .section{padding:52px 0}
  .page-hero{padding:48px 0 44px}
  .page-hero h1{font-size:26px}
  .sec-title{font-size:22px}
  .feature-row{grid-template-columns:1fr;gap:22px;padding:36px 0}
  .feature-row.reverse .feature-media{order:0}
  .feature-body h2{font-size:19px}
  .faq-q{padding:16px 18px;font-size:15.5px}
  .faq-a-inner{padding:0 18px 18px;font-size:15px}
  .entry-grid{grid-template-columns:1fr}
  .cta-band{padding:48px 0}
  .cta-band h2{font-size:22px}
  .cta-side{width:100%}
  .cta-side .btn-main{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;gap:8px}
  .anchor-chips{gap:8px}
}
@media (max-width:519px){
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn-main,.hero-actions .btn-line{width:100%}
  .anchor-chips a{font-size:12.5px}
  table.compare th,table.compare td{padding:13px 14px;font-size:14px}
}