/* roulang page: index */
:root{
  --brand:#DE4A22;
  --brand-hover:#C33C19;
  --brand-active:#A6351A;
  --green:#103D33;
  --green-soft:#17513F;
  --lime:#C8F53C;
  --ok:#2E9E6B;
  --idle:#8A8F8B;
  --bg:#FBFAF7;
  --surface:#FFFFFF;
  --sand:#F2EFE9;
  --line:#E4DFD6;
  --text:#1B2320;
  --muted:#5C6660;
  --radius-card:16px;
  --radius-img:14px;
  --radius-chip:6px;
  --shadow-sm:0 1px 2px rgba(16,61,51,.06);
  --shadow-md:0 8px 24px rgba(16,61,51,.08);
  --shadow-lg:0 20px 48px rgba(16,61,51,.12);
  --ease:180ms ease-out;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:17px;
  line-height:1.88;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand-active);text-decoration:none;transition:color var(--ease),background-color var(--ease),border-color var(--ease);}
a:hover{color:var(--brand);}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.3;color:var(--text);}
p{margin:0 0 1.1em;color:var(--muted);}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
button,input{font-family:inherit;}
.num{font-family:"Barlow Semi Condensed","Arial Narrow",sans-serif;font-weight:700;letter-spacing:.01em;}
.wrap{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:96px 0;}
.section--tight{padding:64px 0;}
.section--sand{background:var(--sand);}
.sec-head{max-width:760px;margin-bottom:40px;}
.sec-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.12em;
  color:var(--brand-active);text-transform:uppercase;margin-bottom:14px;
}
.sec-tag::before{content:"";width:22px;height:3px;background:var(--brand);border-radius:2px;}
.sec-head h2{font-size:32px;margin-bottom:14px;}
.sec-head p{font-size:16.5px;}
.sec-head__row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;border:1px solid transparent;
  font-size:16px;font-weight:700;line-height:1;
  padding:15px 28px;cursor:pointer;
  transition:background-color var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(222,74,34,.26);}
.btn-primary:hover{background:var(--brand-hover);color:#fff;transform:translateY(-2px);}
.btn-primary:active{background:var(--brand-active);transform:translateY(0);}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.72);}
.btn-ghost:hover{background:#fff;color:var(--green);border-color:#fff;}
.btn-outline{background:transparent;color:var(--green);border-color:var(--green);}
.btn-outline:hover{background:var(--green);color:#fff;}
.btn-sm{padding:11px 20px;font-size:14.5px;}
.btn-block{width:100%;}
btn:focus,button:focus{outline:none;}
.btn:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--brand);outline-offset:3px;box-shadow:0 0 0 3px rgba(222,74,34,.18);}
.link-more{font-size:15px;font-weight:700;color:var(--brand-active);display:inline-flex;align-items:center;gap:6px;}
.link-more:hover{color:var(--brand);gap:10px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;border-bottom:1px solid var(--line);
  box-shadow:var(--shadow-sm);
}
.header-inner{display:flex;align-items:center;gap:28px;height:70px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--text);}
.brand-mark{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(135deg,var(--brand),#F0763E);
  display:flex;align-items:center;justify-content:center;flex:0 0 auto;
  box-shadow:0 4px 12px rgba(222,74,34,.28);
}
.brand-mark svg{width:20px;height:20px;fill:#fff;}
.brand-name{font-size:17px;font-weight:800;letter-spacing:-.02em;white-space:nowrap;}
.brand-mini{display:none;font-size:16px;font-weight:800;white-space:nowrap;}
.brand-badge{
  display:none;font-size:11.5px;font-weight:700;line-height:1;
  padding:5px 8px;border-radius:6px;background:var(--sand);color:var(--green);
  border:1px solid var(--line);white-space:nowrap;
}
.main-nav{display:flex;align-items:center;gap:6px;flex:1 1 auto;}
.nav-link{
  position:relative;display:inline-block;
  padding:10px 14px;font-size:15.5px;font-weight:600;color:var(--text);
  border-radius:999px;white-space:nowrap;
}
.nav-link:hover{background:var(--sand);color:var(--brand-active);}
.nav-link.is-active{color:var(--brand-active);}
.nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:3px;
  background:var(--brand);border-radius:2px;
}
.header-tools{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.search-box{
  display:flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:8px 14px;transition:border-color var(--ease),box-shadow var(--ease),width var(--ease);
  width:200px;
}
.search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(222,74,34,.12);width:260px;}
.search-box svg{width:16px;height:16px;fill:none;stroke:var(--muted);stroke-width:2;flex:0 0 auto;}
.search-box input{
  border:0;outline:none;background:transparent;width:100%;
  font-size:14.5px;color:var(--text);
}
.search-box input::placeholder{color:#9AA29C;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:#fff;cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--green);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--green);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.mobile-drawer{
  display:none;border-top:1px solid var(--line);background:#fff;
  padding:16px 24px 22px;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{
  display:block;padding:13px 4px;font-size:16px;font-weight:600;color:var(--text);
  border-bottom:1px solid var(--line);
}
.mobile-drawer a.is-active{color:var(--brand-active);}
.mobile-drawer .drawer-cta{margin-top:18px;}
.mobile-drawer .drawer-cta a{border-bottom:0;padding:0;}

/* ---------- hero ---------- */
.hero{
  position:relative;
  min-height:600px;
  display:flex;align-items:flex-end;
  background-image:linear-gradient(102deg,rgba(16,61,51,.90) 0%,rgba(16,61,51,.72) 46%,rgba(16,61,51,.34) 100%),url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:180px;
  background:linear-gradient(180deg,rgba(16,61,51,0),rgba(16,61,51,.55));
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;padding:72px 0 56px;color:#fff;max-width:800px;}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13.5px;font-weight:700;letter-spacing:.1em;
  padding:8px 16px;border-radius:999px;
  background:rgba(200,245,60,.14);border:1px solid rgba(200,245,60,.55);color:#EAFBAE;
  margin-bottom:24px;
}
.hero h1{
  color:#fff;font-size:clamp(30px,4.2vw,52px);line-height:1.22;margin-bottom:20px;
}
.hero h1 em{font-style:normal;color:var(--lime);}
.hero-sub{color:rgba(255,255,255,.86);font-size:18px;line-height:1.7;margin-bottom:32px;max-width:620px;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:44px;}
.hero-facts{
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;
}
.fact{
  background:rgba(9,42,34,.72);
  border:1px solid rgba(255,255,255,.28);
  border-radius:12px;padding:16px 18px;
}
.fact b{display:block;font-size:15.5px;color:#fff;font-weight:700;margin-bottom:4px;}
.fact span{font-size:13.5px;color:rgba(255,255,255,.72);}

/* ---------- how to play ---------- */
.play-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:56px;align-items:center;}
.play-media{position:relative;border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-md);}
.play-media img{aspect-ratio:4/3;object-fit:cover;width:100%;transition:transform 240ms ease-out;}
.play-media:hover img{transform:scale(1.03);}
.play-media__tag{
  position:absolute;left:18px;top:18px;
  background:var(--lime);color:#1B2320;font-size:13px;font-weight:700;
  padding:7px 14px;border-radius:999px;
}
.steps{display:flex;flex-direction:column;gap:0;}
.step{display:flex;gap:20px;position:relative;padding-bottom:30px;}
.step:last-child{padding-bottom:0;}
.step::before{
  content:"";position:absolute;left:21px;top:48px;bottom:6px;
  border-left:2px dashed rgba(16,61,51,.22);
}
.step:last-child::before{display:none;}
.step-num{
  width:44px;height:44px;flex:0 0 auto;border-radius:50%;
  background:var(--lime);color:#1B2320;border:2px solid #9BC61F;
  display:flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:700;position:relative;z-index:2;
}
.step-body h3{font-size:21px;margin-bottom:8px;}
.step-body p{font-size:16px;margin-bottom:0;}

/* ---------- rewards ---------- */
.reward-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-sm);overflow:hidden;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#D8D2C6;}
.card-media{position:relative;overflow:hidden;background:var(--sand);}
.card-media img{aspect-ratio:3/2;object-fit:cover;width:100%;transition:transform 240ms ease-out;}
.card:hover .card-media img{transform:scale(1.03);}
.card-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1 1 auto;}
.chip{
  display:inline-flex;align-items:center;
  font-size:13px;font-weight:700;line-height:1;
  padding:7px 12px;border-radius:var(--radius-chip);
  background:var(--sand);color:var(--green);
}
.chip-lime{background:#F3FCD8;color:#3C5410;border:1px solid var(--lime);}
.chip-brand{background:rgba(222,74,34,.1);color:var(--brand-active);}
.card-body h3{font-size:19px;line-height:1.45;}
.card-body p{font-size:15.5px;line-height:1.75;margin-bottom:0;}
.card-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:6px;font-size:14px;color:var(--muted);}

/* ---------- progress band ---------- */
.band{background:var(--green);color:#fff;padding:88px 0;}
.band h2{color:#fff;font-size:32px;margin-bottom:12px;}
.band .band-sub{color:rgba(255,255,255,.76);font-size:16.5px;max-width:640px;margin-bottom:40px;}
.progress-track{
  position:relative;height:10px;border-radius:999px;background:rgba(255,255,255,.16);
  margin-bottom:36px;
}
.progress-fill{
  position:absolute;left:0;top:0;bottom:0;border-radius:999px;width:0;
  background:linear-gradient(90deg,var(--brand) 0%,#F0763E 55%,var(--lime) 100%);
  animation:grow 1.4s ease-out .15s forwards;
}
@keyframes grow{to{width:var(--p);}}
.progress-fill::after{
  content:"";position:absolute;right:-6px;top:50%;transform:translateY(-50%);
  width:18px;height:18px;border-radius:50%;background:var(--lime);
  border:3px solid var(--green);box-shadow:0 0 0 2px rgba(200,245,60,.35);
}
.milestones{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.milestone{
  border:1px solid rgba(255,255,255,.2);border-radius:14px;padding:20px;
  background:rgba(255,255,255,.04);
}
.milestone .m-top{display:flex;align-items:center;gap:10px;margin-bottom:12px;}
.dot{width:10px;height:10px;border-radius:50%;flex:0 0 auto;}
.milestone .m-title{font-size:16px;font-weight:700;color:#fff;}
.milestone .m-desc{font-size:14px;color:rgba(255,255,255,.7);margin-bottom:14px;line-height:1.7;}
.state{
  display:inline-block;font-size:12.5px;font-weight:700;line-height:1;
  padding:6px 11px;border-radius:999px;
}
.state-doing{background:rgba(222,74,34,.9);color:#fff;}
.state-done{background:rgba(46,158,107,.92);color:#fff;}
.state-todo{background:rgba(255,255,255,.16);color:rgba(255,255,255,.86);}
.milestone .m-num{font-size:26px;color:introspect;color:var(--lime);margin-top:14px;display:block;}

/* ---------- news (CMS) ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.news-card .meta{display:flex;align-items:center;gap:12px;font-size:13.5px;color:var(--muted);}
.empty-state{
  border:2px dashed var(--line);border-radius:var(--radius-card);
  padding:56px 24px;text-align:center;background:#fff;
}
.empty-state .icon{
  width:56px;height:56px;margin:0 auto 18px;border-radius:50%;
  background:var(--sand);display:flex;align-items:center;justify-content:center;
}
.empty-state .icon svg{width:26px;height:26px;stroke:var(--green);fill:none;stroke-width:1.8;}
.empty-state p{font-size:16px;margin-bottom:18px;}

/* ---------- proof ---------- */
.proof-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-bottom:36px;}
.quote{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px;box-shadow:var(--shadow-sm);
}
.quote p{font-size:15.5px;color:var(--text);line-height:1.8;margin-bottom:18px;}
.quote .who{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--muted);}
.quote .who span.avatar{
  width:34px;height:34px;border-radius:50%;background:var(--sand);color:var(--green);
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;
}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:28px;box-shadow:var(--shadow-sm);}
.stat b{display:block;font-size:32px;color:var(--brand-active);line-height:1.2;}
.stat span{font-size:14px;color:var(--muted);}

/* ---------- faq ---------- */
.faq-list.accordion{border:0;background:transparent;margin:0;}
.faq-list .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent;}
.faq-list .accordion-title{
  background:transparent;border:0;padding:22px 44px 22px 0;
  font-size:17px;font-weight:700;color:var(--text);position:relative;
  transition:color var(--ease);
}
.faq-list .accordion-title:hover{color:var(--brand-active);}
.faq-list .accordion-title::before{
  content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);
  font-size:24px;font-weight:400;color:var(--brand);width:auto;height:auto;
  line-height:1;border:0;margin:0;
}
.faq-list .accordion-item.is-active .accordion-title::before{content:"−";}
.faq-list .accordion-content{
  background:var(--sand);border:0;padding:20px 24px;border-radius:12px;margin-bottom:20px;
  color:var(--muted);font-size:15.5px;
}
.faq-list .accordion-content p{margin-bottom:.8em;}

/* ---------- cta ---------- */
.cta-band{
  background:linear-gradient(96deg,var(--brand-active) 0%,var(--brand) 55%,#EE6A34 100%);
  border-radius:20px;padding:44px 48px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  box-shadow:var(--shadow-lg);
}
.cta-band h2{color:#fff;font-size:28px;margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.86);font-size:16px;margin-bottom:0;max-width:600px;}
.cta-band .btn-ghost:hover{background:#fff;color:var(--brand-active);}

/* ---------- footer ---------- */
.site-footer{background:var(--green);color:rgba(255,255,255,.72);padding:72px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px;}
.footer-brand .brand{color:#fff;margin-bottom:18px;}
.footer-brand .brand-name{color:#fff;}
.footer-brand p{color:rgba(255,255,255,.66);font-size:14.5px;line-height:1.8;max-width:320px;}
.footer-col h4{color:#fff;font-size:15.5px;margin-bottom:18px;letter-spacing:.02em;}
.footer-col a{display:block;color:rgba(255,255,255,.72);font-size:14.5px;padding:6px 0;}
.footer-col a:hover{color:#fff;text-decoration:underline;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.16);
  padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.6);
}
.footer-bottom a{color:rgba(255,255,255,.72);}

/* ---------- mobile bar ---------- */
.mobile-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:#fff;border-top:1px solid var(--line);
  padding:9px 16px;display:none;align-items:center;gap:14px;
  box-shadow:0 -6px 20px rgba(16,61,51,.08);
  transform:translateY(110%);transition:transform 240ms ease-out;
}
.mobile-bar.is-visible{transform:translateY(0);}
.mobile-bar .mb-text{flex:1 1 auto;font-size:13px;line-height:1.4;color:var(--muted);}
.mobile-bar .mb-text b{display:block;color:var(--text);font-size:14px;}
.mobile-bar .btn{flex:0 0 auto;padding:12px 20px;font-size:14.5px;}

/* ---------- responsive ---------- */
@media screen and (max-width:1200px){
  .header-inner{gap:18px;}
  .search-box{width:170px;}
  .search-box:focus-within{width:210px;}
  .nav-link{padding:10px 10px;font-size:15px;}
}
@media screen and (max-width:1024px){
  .section{padding:76px 0;}
  .main-nav{display:none;}
  .search-box{display:none;}
  .nav-toggle{display:flex;}
  .brand-name{display:none;}
  .brand-mini{display:inline;}
  .brand-badge{display:inline-block;}
  .hero{min-height:520px;}
  .hero-facts{grid-template-columns:repeat(2,1fr);}
  .play-grid{grid-template-columns:1fr;gap:36px;}
  .reward-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .proof-grid{grid-template-columns:1fr;}
  .stats{grid-template-columns:repeat(2,1fr);gap:24px;}
  .milestones{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .mobile-bar{display:flex;}
}
@media screen and (max-width:768px){
  body{font-size:16px;}
  .wrap{padding:0 18px;}
  .section{padding:60px 0;}
  .sec-head h2{font-size:24px;}
  .hero{min-height:480px;background-position:62% center;}
  .hero-inner{padding:56px 0 44px;}
  .hero-sub{font-size:16px;}
  .hero-actions .btn{flex:1 1 auto;}
  .band{padding:60px 0;}
  .band h2{font-size:24px;}
  .cta-band{padding:30px 24px;border-radius:16px;}
  .cta-band h2{font-size:22px;}
  .cta-band .btn{width:100%;}
}
@media screen and (max-width:520px){
  .hero-facts{grid-template-columns:1fr;}
  .reward-grid,.news-grid{grid-template-columns:1fr;}
  .milestones{grid-template-columns:1fr;}
  .stats{grid-template-columns:1fr;gap:20px;}
  .footer-grid{grid-template-columns:1fr;}
  .hero h1{font-size:30px;}
  .sec-head h2{font-size:22px;}
  .footer-bottom{justify-content:flex-start;}
  .mobile-bar .mb-text{display:none;}
  .mobile-bar .btn{width:100%;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;}
  .progress-fill{width:var(--p);}
}

/* roulang page: article */
:root{
  --brand:#DE4A22;
  --brand-hover:#C33C19;
  --brand-active:#A6351A;
  --green:#103D33;
  --green-soft:#1B4F43;
  --lime:#C8F53C;
  --bg:#FBFAF7;
  --surface:#FFFFFF;
  --sand:#F2EFE9;
  --line:#E4DFD6;
  --text:#1B2320;
  --muted:#5C6660;
  --ok:#2E9E6B;
  --idle:#8A8F8B;
  --radius-card:16px;
  --radius-img:14px;
  --radius-pill:999px;
  --radius-tag:6px;
  --sh-sm:0 1px 2px rgba(16,61,51,.06);
  --sh-md:0 8px 24px rgba(16,61,51,.08);
  --sh-lg:0 20px 48px rgba(16,61,51,.12);
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  --font-num:"Barlow Semi Condensed","PingFang SC","Microsoft YaHei",sans-serif;
  --ease:180ms ease-out;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16.5px;
  line-height:1.88;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand-active);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--brand-hover);}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--brand);outline-offset:2px;box-shadow:0 0 0 3px rgba(222,74,34,.15);border-radius:4px;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.3;color:var(--text);}
p{margin:0 0 1.1em;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;}

/* ============ header / nav ============ */
.site-header{position:sticky;top:0;z-index:60;background:var(--surface);border-bottom:1px solid var(--line);box-shadow:var(--sh-sm);}
.header-inner{display:flex;align-items:center;gap:24px;min-height:70px;}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;flex:0 0 auto;}
.brand-mark{width:34px;height:34px;border-radius:10px;background:var(--green);display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;}
.brand-mark svg{width:20px;height:20px;fill:var(--lime);}
.brand-name{font-size:17px;font-weight:800;color:var(--green);letter-spacing:-.02em;white-space:nowrap;}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:8px;flex:1 1 auto;}
.nav-link{position:relative;display:inline-block;padding:10px 14px;font-size:15.5px;font-weight:600;color:var(--muted);border-radius:var(--radius-pill);white-space:nowrap;transition:color var(--ease),background var(--ease);}
.nav-link:hover{color:var(--green);background:var(--sand);}
.nav-link.is-active{color:var(--green);}
.nav-link.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:2px;height:3px;border-radius:3px;background:var(--brand);}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.nav-search{position:relative;display:flex;align-items:center;width:210px;transition:width var(--ease);}
.nav-search svg{position:absolute;left:14px;width:16px;height:16px;fill:var(--muted);pointer-events:none;}
.nav-search input{width:100%;height:40px;padding:0 16px 0 38px;font-size:14.5px;color:var(--text);background:var(--bg);border:1px solid var(--line);border-radius:var(--radius-pill);transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);}
.nav-search input::placeholder{color:#94a09a;}
.nav-search input:focus{outline:none;background:var(--surface);border-color:var(--brand);box-shadow:0 0 0 3px rgba(222,74,34,.14);}
.nav-search:focus-within{width:260px;}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--line);background:var(--surface);border-radius:12px;cursor:pointer;align-items:center;justify-content:center;}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--green);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--green);border-radius:2px;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.nav-drawer{display:none;border-top:1px solid var(--line);background:var(--surface);padding:12px 20px 20px;}
.nav-drawer.is-open{display:block;}
.nav-drawer .nav-link{display:block;padding:13px 12px;font-size:16px;border-bottom:1px solid var(--line);border-radius:0;}
.nav-drawer .nav-link.is-active::after{display:none;}
.nav-drawer .drawer-cta{margin-top:16px;}
.nav-drawer .drawer-cta .btn{width:100%;}

/* ============ buttons ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;font-size:15px;font-weight:700;line-height:1.2;border-radius:var(--radius-pill);border:1px solid transparent;cursor:pointer;text-decoration:none;transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);}
.btn-sm{padding:10px 20px;font-size:14px;}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--sh-sm);}
.btn-primary:hover{background:var(--brand-hover);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-md);}
.btn-primary:active{background:var(--brand-active);transform:translateY(0);}
.btn-outline{background:transparent;color:var(--green);border-color:var(--green);}
.btn-outline:hover{background:var(--green);color:#fff;}
.btn-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.7);}
.btn-light:hover{background:#fff;color:var(--green);}

/* ============ article hero ============ */
.article-hero{position:relative;background:var(--green) url('/assets/images/backpic/back-2.png') center/cover no-repeat;color:#fff;padding:56px 0 60px;}
.article-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(16,61,51,.92) 0%,rgba(16,61,51,.78) 45%,rgba(16,61,51,.55) 100%);}
.article-hero .wrap{position:relative;z-index:2;}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.72);margin-bottom:22px;}
.crumbs a{color:rgba(255,255,255,.82);}
.crumbs a:hover{color:#fff;text-decoration:underline;}
.crumbs .sep{opacity:.5;}
.crumbs .current{color:#C8F53C;font-weight:600;}
.article-hero h1{font-size:46px;line-height:1.24;color:#fff;max-width:960px;margin-bottom:20px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px;}
.hero-tags .tag{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.24);}
.meta-bar{display:flex;flex-wrap:wrap;align-items:center;gap:14px;font-size:14px;color:rgba(255,255,255,.78);}
.meta-bar .dot{width:6px;height:6px;border-radius:50%;background:var(--brand);display:inline-block;}
.meta-bar .cat-pill{background:rgba(200,245,60,.16);color:#DFF98A;border:1px solid rgba(200,245,60,.4);padding:4px 12px;border-radius:var(--radius-tag);font-weight:600;}

/* ============ tags ============ */
.tag{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;background:var(--sand);color:var(--green);border-radius:var(--radius-tag);font-size:13.5px;font-weight:600;line-height:1.5;}

/* ============ layout ============ */
.article-main{padding:56px 0 72px;}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:44px;align-items:start;}
.article-col{min-width:0;max-width:820px;}

/* ============ article body ============ */
.article-body{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--sh-sm);padding:44px 48px;}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 1.1em;color:#28302C;}
.article-body h2{position:relative;font-size:31px;margin:44px 0 18px;padding-left:16px;}
.article-body h2::before{content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:3px;background:var(--brand);}
.article-body h3{font-size:21px;margin:32px 0 14px;color:var(--green);}
.article-body h4{font-size:17.5px;margin:24px 0 10px;}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:4px;}
.article-body ul li,.article-body ol li{position:relative;padding-left:24px;margin-bottom:10px;color:#28302C;}
.article-body ul li::before{content:"";position:absolute;left:4px;top:.72em;width:8px;height:8px;border-radius:50%;background:var(--brand);}
.article-body ol{counter-reset:olc;}
.article-body ol li{padding-left:34px;counter-increment:olc;}
.article-body ol li::before{content:counter(olc);position:absolute;left:0;top:.35em;width:22px;height:22px;border-radius:50%;background:var(--lime);color:var(--green);font-family:var(--font-num);font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;}
.article-body img{border-radius:var(--radius-img);margin:22px auto;box-shadow:var(--sh-md);}
.article-body figure{margin:26px 0;}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px;}
.article-body blockquote{margin:26px 0;padding:20px 24px;background:var(--sand);border-left:4px solid var(--lime);border-radius:0 var(--radius-img) var(--radius-img) 0;color:#2F3A35;}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body a{color:var(--brand-active);font-weight:600;border-bottom:1px solid rgba(166,53,26,.35);}
.article-body a:hover{color:var(--brand-hover);border-bottom-color:var(--brand-hover);}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;display:block;overflow-x:auto;}
.article-body th,.article-body td{border:1px solid var(--line);padding:12px 14px;text-align:left;}
.article-body th{background:var(--sand);color:var(--green);font-weight:700;}
.article-body hr{border:none;border-top:1px solid var(--line);margin:34px 0;}
.article-body code{background:var(--sand);border-radius:6px;padding:2px 7px;font-size:14.5px;color:var(--brand-active);}
.empty-state{text-align:center;padding:48px 20px;border:1px dashed var(--line);border-radius:var(--radius-card);background:var(--bg);}
.empty-state h2{font-size:24px;padding:0;margin-bottom:12px;}
.empty-state h2::before{display:none;}
.empty-state p{color:var(--muted);margin-bottom:20px;}

/* ============ tag row + pager ============ */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;}
.pager{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:30px;}

/* ============ sidebar ============ */
.article-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:22px;}
.side-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--sh-sm);padding:24px;}
.side-card h3{font-size:17px;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--line);}
.side-list li{margin-bottom:6px;}
.side-list a{display:flex;align-items:center;gap:8px;padding:9px 10px;border-radius:10px;font-size:14.5px;font-weight:600;color:var(--muted);transition:background var(--ease),color var(--ease);}
.side-list a:hover{background:var(--sand);color:var(--green);}
.side-list a::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand);flex:0 0 auto;}
.mini{display:flex;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);}
.mini:last-child{border-bottom:none;padding-bottom:0;}
.mini img{width:76px;height:58px;object-fit:cover;border-radius:10px;flex:0 0 auto;}
.mini h4{font-size:14.5px;line-height:1.55;font-weight:700;margin-bottom:5px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.mini h4 a{color:var(--text);}
.mini h4 a:hover{color:var(--brand-hover);}
.mini span{font-size:12.5px;color:var(--muted);}
.side-cta{background:var(--green);color:#fff;border-radius:var(--radius-card);padding:26px 24px;box-shadow:var(--sh-md);}
.side-cta h3{color:#fff;font-size:18px;margin-bottom:8px;}
.side-cta p{color:rgba(255,255,255,.78);font-size:14px;margin-bottom:18px;}
.side-cta .btn{width:100%;}

/* ============ related ============ */
.section{padding:72px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:34px;}
.section-head h2{font-size:32px;position:relative;padding-left:16px;}
.section-head h2::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:3px;background:var(--brand);}
.section-head p{color:var(--muted);font-size:15px;margin:8px 0 0;padding-left:16px;}
.link-more{font-size:15px;font-weight:700;color:var(--brand-active);white-space:nowrap;}
.link-more:hover{color:var(--brand-hover);text-decoration:underline;}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--sh-md);transition:transform var(--ease),box-shadow var(--ease);}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg);}
.card-cover{position:relative;overflow:hidden;aspect-ratio:3/2;background:var(--sand);}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease);}
.card:hover .card-cover img{transform:scale(1.03);}
.card-cover .tag{position:absolute;left:12px;top:12px;background:rgba(255,255,255,.92);}
.card-body{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1 1 auto;}
.card-body h3{font-size:18.5px;line-height:1.5;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-body h3 a{color:var(--text);}
.card-body h3 a:hover{color:var(--brand-hover);}
.card-body p{font-size:14.5px;color:var(--muted);line-height:1.75;margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.card-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--muted);border-top:1px solid var(--line);padding-top:14px;}
.card-meta a{font-weight:700;color:var(--brand-active);}

/* ============ cta band ============ */
.cta-band{background:var(--green);color:#fff;border-radius:var(--radius-card);padding:44px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;box-shadow:var(--sh-md);}
.cta-band h2{color:#fff;font-size:30px;margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.78);margin:0;font-size:15.5px;}
.cta-band .cta-actions{display:flex;gap:14px;flex-wrap:wrap;flex:0 0 auto;}

/* ============ footer ============ */
.site-footer{background:var(--green);color:#fff;padding:64px 0 0;margin-top:24px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand .brand-name{color:#fff;}
.footer-brand .brand-mark{background:rgba(255,255,255,.12);}
.footer-brand p{color:rgba(255,255,255,.7);font-size:14.5px;line-height:1.8;max-width:340px;}
.footer-col h4{color:#fff;font-size:16px;margin-bottom:18px;}
.footer-col a{display:block;color:rgba(255,255,255,.72);font-size:14.5px;padding:6px 0;transition:color var(--ease);}
.footer-col a:hover{color:#fff;text-decoration:underline;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.16);padding:22px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13.5px;color:rgba(255,255,255,.62);}
.footer-bottom a{color:rgba(255,255,255,.82);}
.footer-bottom a:hover{color:#fff;text-decoration:underline;}

/* ============ mobile sticky cta ============ */
.mobile-cta-bar{position:fixed;left:0;right:0;bottom:0;z-index:70;display:none;align-items:center;justify-content:space-between;gap:14px;height:60px;padding:0 16px;background:var(--surface);border-top:1px solid var(--line);box-shadow:0 -6px 20px rgba(16,61,51,.08);transform:translateY(110%);transition:transform var(--ease);}
.mobile-cta-bar.is-visible{transform:translateY(0);}
.mobile-cta-bar span{font-size:13.5px;color:var(--muted);font-weight:600;}
.mobile-cta-bar .btn{flex:0 0 auto;padding:10px 22px;font-size:14px;}

/* ============ responsive ============ */
@media (max-width:1199px){
  .nav-search{width:180px;}
  .article-hero h1{font-size:40px;}
  .article-body{padding:38px 36px;}
}
@media (max-width:1023px){
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-search{display:none;}
  .header-actions{gap:10px;}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:32px;}
  .article-side{position:static;}
  .article-col{max-width:none;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px 32px;}
  .section{padding:60px 0;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .brand-name{font-size:13.5px;white-space:normal;line-height:1.3;max-width:150px;}
  .header-inner{min-height:60px;gap:12px;}
  .article-hero{padding:36px 0 40px;}
  .article-hero h1{font-size:31px;}
  .article-main{padding:36px 0 48px;}
  .article-body{padding:26px 20px;border-radius:14px;}
  .article-body h2{font-size:23px;}
  .article-body h3{font-size:19px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .section-head h2{font-size:24px;}
  .card-grid{grid-template-columns:minmax(0,1fr);}
  .cta-band{padding:30px 22px;}
  .cta-band h2{font-size:24px;}
  .cta-band .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:32px;}
  .footer-bottom{flex-direction:column;}
  .mobile-cta-bar{display:flex;}
  body{padding-bottom:60px;}
}
@media (max-width:519px){
  .wrap{padding:0 16px;}
  .article-hero h1{font-size:27px;}
  .meta-bar{font-size:13px;gap:10px;}
  .btn{padding:12px 22px;font-size:14.5px;}
  .mini img{width:64px;height:52px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category1 */
:root{
  --brand:#DE4A22;
  --brand-hover:#C33C19;
  --brand-active:#A6351A;
  --deep:#103D33;
  --lime:#C8F53C;
  --bg:#FBFAF7;
  --surface:#FFFFFF;
  --sand:#F2EFE9;
  --line:#E4DFD6;
  --text:#1B2320;
  --muted:#5C6660;
  --ok:#2E9E6B;
  --idle:#8A8F8B;
  --r-card:16px;
  --r-img:14px;
  --r-pill:999px;
  --r-tag:6px;
  --sh-sm:0 1px 2px rgba(16,61,51,.06);
  --sh-md:0 8px 24px rgba(16,61,51,.08);
  --sh-lg:0 20px 48px rgba(16,61,51,.12);
  --ease:200ms ease-out;
}
*,*::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","Helvetica Neue",Arial,sans-serif;
  font-size:16.5px;
  line-height:1.88;
  color:var(--text);
  background:var(--bg);
}
img{display:block;max-width:100%;height:auto}
a{color:var(--brand-active);text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--brand)}
p{margin:0 0 1.1em}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.015em;color:var(--text);line-height:1.28}
ul,ol{margin:0;padding:0;list-style:none}
button,input{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.num{font-family:"Barlow Semi Condensed","PingFang SC","Microsoft YaHei",sans-serif;font-variant-numeric:tabular-nums;letter-spacing:.01em}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--deep);color:#fff;padding:10px 16px;border-radius:0 0 12px 0;z-index:200}
.skip-link:focus{left:0}

/* ---------- Header / Nav ---------- */
.site-header{position:sticky;top:0;z-index:90;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--sh-sm)}
.header-inner{display:flex;align-items:center;gap:20px;height:70px}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{width:36px;height:36px;border-radius:11px;background:var(--deep);display:grid;place-items:center;flex-shrink:0}
.brand-mark svg{width:22px;height:22px;fill:#fff}
.brand-name{font-size:16px;font-weight:800;color:var(--deep);letter-spacing:-.02em;white-space:nowrap}
.brand-tag{display:none;font-size:11px;font-weight:700;color:var(--deep);background:var(--lime);border-radius:var(--r-tag);padding:1px 6px;margin-left:6px;vertical-align:2px}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:10px}
.main-nav .nav-link{position:relative;display:inline-block;padding:9px 14px;font-size:15.5px;font-weight:500;color:var(--muted);border-radius:var(--r-pill);transition:color var(--ease),background var(--ease)}
.main-nav .nav-link::after{content:"";position:absolute;left:14px;right:14px;bottom:-15px;height:3px;border-radius:2px;background:var(--brand);opacity:0;transition:opacity var(--ease)}
.main-nav .nav-link:hover{color:var(--deep);background:var(--sand)}
.main-nav .nav-link.is-active{color:var(--deep);font-weight:700}
.main-nav .nav-link.is-active::after{opacity:1}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.search-box{display:flex;align-items:center;gap:8px;width:190px;padding:7px 14px;border:1px solid var(--line);border-radius:var(--r-pill);background:#fff;transition:width var(--ease),border-color var(--ease),box-shadow var(--ease)}
.search-box svg{width:16px;height:16px;fill:var(--muted);flex-shrink:0}
.search-box input{width:100%;border:0;outline:0;background:transparent;font-size:14.5px}
.search-box input::placeholder{color:#9AA29C}
.search-box:focus-within{width:250px;border-color:var(--brand);box-shadow:0 0 0 4px rgba(222,74,34,.12)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);align-items:center;justify-content:center;flex-direction:column;gap:5px}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--deep);border-radius:2px;transition:transform var(--ease),opacity var(--ease)}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 26px;border-radius:var(--r-pill);font-size:15.5px;font-weight:700;border:1px solid transparent;transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease)}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(222,74,34,.24)}
.btn-primary:hover{background:var(--brand-hover);color:#fff}
.btn-primary:active{background:var(--brand-active)}
.btn-outline{background:transparent;border-color:var(--deep);color:var(--deep)}
.btn-outline:hover{background:var(--deep);color:#fff}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.68);color:#fff}
.btn-ghost:hover{background:#fff;color:var(--deep)}
.btn-sm{padding:9px 18px;font-size:14.5px}
.btn-lg{padding:14px 32px;font-size:16.5px}
.btn-block{width:100%}

/* ---------- Drawer ---------- */
.drawer-mask{position:fixed;inset:0;background:rgba(16,61,51,.46);opacity:0;pointer-events:none;transition:opacity var(--ease);z-index:95}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(86vw,350px);background:#fff;z-index:100;display:flex;flex-direction:column;transform:translateX(100%);transition:transform 240ms ease-out;box-shadow:var(--sh-lg)}
.drawer.is-open{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line)}
.drawer-title{font-size:15px;font-weight:800;color:var(--deep)}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);font-size:18px;color:var(--muted);line-height:1;display:grid;place-items:center}
.drawer-nav{padding:14px 12px;display:flex;flex-direction:column;gap:4px;overflow-y:auto;flex:1}
.drawer-nav a{padding:13px 16px;border-radius:12px;font-size:16px;font-weight:600;color:var(--text)}
.drawer-nav a:hover{background:var(--sand)}
.drawer-nav a.is-active{background:var(--sand);color:var(--brand-active)}
.drawer-foot{padding:16px 20px 22px;border-top:1px solid var(--line)}

/* ---------- Hero ---------- */
.hero{position:relative;color:#fff;background-image:linear-gradient(105deg,rgba(16,61,51,.88) 0%,rgba(16,61,51,.72) 52%,rgba(16,61,51,.44) 100%),url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center;overflow:hidden}
.hero::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.16) 1px,transparent 1px);background-size:26px 26px;opacity:.3;pointer-events:none}
.hero-inner{position:relative;z-index:2;padding:74px 0 66px;max-width:800px}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.74);margin-bottom:22px}
.crumb a{color:rgba(255,255,255,.82)}
.crumb a:hover{color:#fff;text-decoration:underline}
.crumb .sep{opacity:.5}
.crumb .now{color:#fff;font-weight:600}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:5px 14px;border-radius:var(--r-pill);background:rgba(200,245,60,.16);border:1px solid rgba(200,245,60,.55);color:var(--lime);font-size:13px;font-weight:700;margin-bottom:20px}
.hero-badge i{width:6px;height:6px;border-radius:50%;background:var(--lime);display:block}
.hero h1{color:#fff;font-size:clamp(30px,4.4vw,50px);line-height:1.2;margin-bottom:18px}
.hero .lead{font-size:17px;line-height:1.85;color:rgba(255,255,255,.88);max-width:620px;margin-bottom:0}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-facts{position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);gap:14px;padding-bottom:52px}
.fact{background:rgba(16,61,51,.72);border:1px solid rgba(255,255,255,.26);border-radius:14px;padding:16px 18px;backdrop-filter:none}
.fact dt{font-size:13px;color:rgba(255,255,255,.68);margin-bottom:4px}
.fact dd{margin:0;font-size:19px;font-weight:700;color:#fff;line-height:1.4}

/* ---------- Section base ---------- */
.section{padding:96px 0}
.section--tight{padding:76px 0}
.section--sand{background:var(--sand)}
.section-head{max-width:760px;margin-bottom:40px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{display:inline-block;font-size:13px;font-weight:800;letter-spacing:.14em;color:var(--brand);text-transform:uppercase;margin-bottom:12px}
.section-head h2{font-size:clamp(24px,3vw,34px);margin-bottom:14px}
.section-head p{color:var(--muted);margin:0;font-size:16.5px}
.section-head h2::before{content:"";display:block;width:44px;height:4px;border-radius:2px;background:var(--brand);margin-bottom:16px}
.section-head.center h2::before{margin-left:auto;margin-right:auto}

/* ---------- Split blocks ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split + .split{margin-top:84px}
.split-media{border-radius:var(--r-img);overflow:hidden;box-shadow:var(--sh-md);position:relative}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform 320ms ease-out}
.split-media:hover img{transform:scale(1.03)}
.split-media .media-tag{position:absolute;left:16px;top:16px;background:rgba(16,61,51,.86);color:#fff;font-size:13px;font-weight:700;padding:6px 14px;border-radius:var(--r-pill)}
.split-body h3{font-size:clamp(20px,2.3vw,24px);margin-bottom:16px}
.split-body p{color:var(--muted)}
.split.reverse .split-media{order:2}
.checklist{margin-top:8px}
.checklist li{position:relative;padding-left:30px;margin-bottom:12px;color:var(--text)}
.checklist li::before{content:"";position:absolute;left:0;top:.62em;width:14px;height:8px;border-left:2.5px solid var(--brand);border-bottom:2.5px solid var(--brand);transform:rotate(-45deg)}
.checklist li span{color:var(--muted)}

/* ---------- Steps ---------- */
.steps{display:flex;align-items:flex-start;gap:0;margin-top:8px}
.step{flex:1;position:relative;padding-right:26px}
.step:last-child{padding-right:0}
.step::after{content:"";position:absolute;top:25px;left:58px;right:12px;height:0;border-top:2px dashed var(--line)}
.step:last-child::after{display:none}
.step-num{width:50px;height:50px;border-radius:50%;background:var(--lime);color:var(--deep);display:grid;place-items:center;font-size:21px;font-weight:700;box-shadow:0 0 0 6px rgba(200,245,60,.18);position:relative;z-index:2}
.step h4{font-size:18px;margin:18px 0 8px}
.step p{font-size:15px;color:var(--muted);margin:0}

/* ---------- Progress block ---------- */
.progress-block{background:var(--deep);color:#fff;padding:96px 0}
.progress-block .eyebrow{color:var(--lime)}
.progress-block h2{color:#fff;font-size:clamp(24px,3vw,34px);margin-bottom:14px}
.progress-block .section-head p{color:rgba(255,255,255,.76)}
.progress-block .section-head h2::before{background:var(--lime)}
.track{position:relative;height:10px;border-radius:var(--r-pill);background:rgba(255,255,255,.16);margin:38px 0 46px}
.track-fill{position:absolute;left:0;top:0;bottom:0;width:0;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--brand),var(--lime));transition:width 1200ms ease-out}
.track-fill.is-on{width:64%}
.track-dot{position:absolute;top:50%;width:14px;height:14px;border-radius:50%;background:var(--deep);border:3px solid rgba(255,255,255,.4);transform:translate(-50%,-50%)}
.track-dot.done{border-color:var(--lime);background:var(--lime)}
.track-dot.now{border-color:var(--brand);background:var(--brand);box-shadow:0 0 0 6px rgba(222,74,34,.24)}
.milestones{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.mile{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.18);border-radius:var(--r-card);padding:22px 20px}
.mile h4{color:#fff;font-size:17px;margin:14px 0 8px}
.mile p{color:rgba(255,255,255,.72);font-size:14.5px;margin:0}
.mile .val{font-size:26px;font-weight:700;color:#fff;line-height:1.2}

/* ---------- Badges / pills ---------- */
.pill{display:inline-block;background:var(--sand);color:var(--deep);font-size:13px;font-weight:700;padding:4px 12px;border-radius:var(--r-tag);border:1px solid var(--line)}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:700;padding:4px 12px;border-radius:var(--r-pill)}
.badge i{width:6px;height:6px;border-radius:50%;background:currentColor;display:block}
.badge--doing{background:rgba(222,74,34,.12);color:var(--brand-active)}
.badge--done{background:rgba(46,158,107,.12);color:var(--ok)}
.badge--todo{background:rgba(138,143,139,.16);color:#606762}
.badge--level{background:transparent;border:1px solid var(--lime);color:var(--deep)}

/* ---------- Cards ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-sm);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);display:flex;flex-direction:column}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-md);border-color:#D6CFC2}
.card-media{overflow:hidden;position:relative}
.card-media img{width:100%;aspect-ratio:3/2;object-fit:cover;transition:transform 320ms ease-out}
.card:hover .card-media img{transform:scale(1.03)}
.card-media .badge{position:absolute;left:14px;top:14px;background:rgba(255,255,255,.94)}
.card-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
.card-body h3{font-size:19px;line-height:1.42}
.card-body p{font-size:15px;color:var(--muted);margin:0}
.card-foot{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;font-size:13.5px;color:var(--muted)}
.card-foot a{font-weight:700}

/* ---------- Two-col list ---------- */
.twocol{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:28px 26px;box-shadow:var(--sh-sm)}
.panel h3{font-size:20px;margin-bottom:16px;display:flex;align-items:center;gap:10px}
.panel h3 span{width:30px;height:30px;border-radius:9px;background:var(--deep);color:#fff;display:grid;place-items:center;font-size:14px}
.panel ul li{position:relative;padding-left:18px;margin-bottom:12px;font-size:15.5px;color:var(--muted)}
.panel ul li::before{content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;border-radius:50%;background:var(--brand)}
.panel ul li strong{color:var(--text);font-weight:700}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
ul.accordion{margin:0;padding:0;list-style:none;background:transparent;border:0}
.accordion-item{border:0;border-top:1px solid var(--line);background:transparent}
.accordion-item:last-child{border-bottom:1px solid var(--line)}
.accordion-title{display:block;position:relative;padding:22px 56px 22px 4px;font-size:17px;font-weight:700;color:var(--text);background:transparent;border:0}
.accordion-title:hover{color:var(--brand-active)}
.accordion-title::before{display:none}
.accordion-title::after{content:"+";position:absolute;right:10px;top:50%;transform:translateY(-50%);font-size:24px;font-weight:400;color:var(--brand);line-height:1;transition:transform 200ms ease-out}
.accordion-item.is-active .accordion-title::after{content:"−"}
.accordion-content{display:none;background:var(--sand);padding:20px 24px;border:0;color:var(--muted);font-size:15.5px;border-radius:12px;margin-bottom:10px}
.accordion-item.is-active .accordion-content{display:block}

/* ---------- CTA band ---------- */
.cta-band{background:var(--deep);color:#fff;border-radius:20px;padding:46px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;position:relative;overflow:hidden}
.cta-band::after{content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;border:38px solid rgba(200,245,60,.12)}
.cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,30px);margin-bottom:12px;position:relative;z-index:2}
.cta-band p{color:rgba(255,255,255,.78);margin:0;max-width:560px;position:relative;z-index:2}
.cta-band .cta-actions{position:relative;z-index:2;flex-shrink:0}

/* ---------- Footer ---------- */
.site-footer{background:var(--deep);color:rgba(255,255,255,.78);padding:72px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:52px}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-mark{background:rgba(255,255,255,.12)}
.footer-brand p{margin-top:18px;font-size:15px;color:rgba(255,255,255,.68);max-width:340px}
.footer-col h4{color:#fff;font-size:15.5px;margin-bottom:18px;font-weight:700}
.footer-col a{display:block;color:rgba(255,255,255,.72);font-size:15px;padding:6px 0;transition:color var(--ease)}
.footer-col a:hover{color:#fff;text-decoration:underline}
.footer-bottom{border-top:1px solid rgba(255,255,255,.18);padding:22px 0 26px;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13.5px;color:rgba(255,255,255,.62)}
.footer-bottom a{color:rgba(255,255,255,.72)}
.footer-bottom a:hover{color:#fff}

/* ---------- Mobile sticky CTA ---------- */
.mobile-cta{position:fixed;left:0;right:0;bottom:0;height:60px;background:#fff;border-top:1px solid var(--line);box-shadow:0 -6px 20px rgba(16,61,51,.08);display:none;align-items:center;gap:12px;padding:0 16px;z-index:80;transform:translateY(120%);transition:transform 240ms ease-out}
.mobile-cta.is-visible{transform:none}
.mobile-cta span{font-size:14px;font-weight:700;color:var(--deep);flex:1}

/* ---------- Responsive ---------- */
@media (max-width:1023px){
  .wrap{padding:0 20px}
  .header-inner{height:60px;gap:12px}
  .brand-name{font-size:15px}
  .main-nav,.search-box{display:none}
  .nav-toggle{display:flex}
  .hero-inner{padding:56px 0 48px}
  .hero-facts{grid-template-columns:repeat(2,1fr);padding-bottom:40px}
  .section{padding:72px 0}
  .split{grid-template-columns:1fr;gap:32px}
  .split.reverse .split-media{order:0}
  .split + .split{margin-top:56px}
  .steps{flex-direction:column;gap:26px}
  .step{padding-right:0}
  .step::after{display:none}
  .milestones{grid-template-columns:repeat(2,1fr)}
  .cards{grid-template-columns:repeat(2,1fr)}
  .twocol{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:38px 32px}
  .mobile-cta{display:flex}
  body{padding-bottom:64px}
}
@media (max-width:640px){
  body{font-size:16px}
  .hero-inner{padding:44px 0 36px}
  .hero-facts{grid-template-columns:1fr 1fr;gap:10px}
  .fact{padding:12px 14px}
  .fact dd{font-size:17px}
  .section{padding:56px 0}
  .progress-block{padding:60px 0}
  .milestones{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .cta-band{padding:32px 24px;border-radius:18px}
  .cta-band .cta-actions{width:100%}
  .cta-band .btn{width:100%}
  .hero-actions .btn{width:100%}
  .brand-tag{display:inline-block}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .track-fill{transition:none}
}

/* roulang page: category2 */
:root{
  --brand:#DE4A22;
  --brand-hover:#C33C19;
  --brand-active:#A6351A;
  --brand-soft:rgba(222,74,34,.10);
  --ink:#103D33;
  --ink-soft:#1B4C41;
  --lemon:#C8F53C;
  --bg:#FBFAF7;
  --surface:#FFFFFF;
  --sand:#F2EFE9;
  --line:#E4DFD6;
  --text:#1B2320;
  --muted:#5C6660;
  --green:#2E9E6B;
  --grey:#8A8F8B;
  --r-card:16px;
  --r-img:14px;
  --r-btn:999px;
  --r-tag:6px;
  --sh-sm:0 1px 2px rgba(16,61,51,.06);
  --sh-md:0 8px 24px rgba(16,61,51,.08);
  --sh-lg:0 20px 48px rgba(16,61,51,.12);
  --dur:.22s;
  --ease:cubic-bezier(.2,.7,.3,1);
  --wrap:1200px;
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  --font-num:"Barlow Semi Condensed","PingFang SC","Microsoft YaHei",sans-serif;
}

*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16.5px;
  line-height:1.8;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-img);}
a{color:var(--brand-active);text-decoration:none;transition:color var(--dur) var(--ease);}
a:hover{color:var(--brand-hover);}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;color:var(--text);line-height:1.32;}
p{margin:0 0 1.1em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}
input{font-family:inherit;}
.num{font-family:var(--font-num);font-weight:600;letter-spacing:.02em;}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px;}
@media (min-width:1440px){.wrap{max-width:1280px;}}

/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--surface);
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 2px rgba(16,61,51,.04);
}
.header-bar{
  display:flex;align-items:center;gap:20px;
  height:70px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--text);}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 6px 14px rgba(222,74,34,.28);
  flex:0 0 auto;
}
.brand-mark svg{width:22px;height:22px;fill:#fff;}
.brand-name{font-size:17.5px;font-weight:800;white-space:nowrap;letter-spacing:-.01em;}
.brand-badge{
  display:none;
  font-size:11px;line-height:1;font-weight:700;
  padding:4px 7px;border-radius:var(--r-tag);
  color:var(--ink);background:var(--lemon);
  border:1px solid rgba(16,61,51,.18);
}
.brand-short{display:none;}

.main-nav{display:flex;align-items:center;gap:6px;margin-left:8px;flex:1 1 auto;}
.nav-link{
  position:relative;
  display:inline-block;
  padding:10px 12px;
  font-size:15.5px;font-weight:600;color:var(--muted);
  border-radius:8px;
  white-space:nowrap;
  transition:color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.nav-link:hover{color:var(--ink);background:var(--sand);}
.nav-link.is-active{color:var(--text);}
.nav-link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;
  border-radius:3px;background:var(--brand);
}

.header-tools{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.search-box{
  position:relative;display:flex;align-items:center;
  width:200px;height:40px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  padding:0 14px;
  transition:width var(--dur) var(--ease),border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.search-box svg{width:16px;height:16px;fill:none;stroke:var(--muted);stroke-width:2;flex:0 0 auto;}
.search-box input{
  border:0;outline:0;background:transparent;
  width:100%;margin-left:8px;font-size:14px;color:var(--text);
}
.search-box input::placeholder{color:#9AA29D;}
.search-box:focus-within{width:260px;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft);}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;
  font-size:15px;font-weight:700;line-height:1;
  border-radius:var(--r-btn);
  border:1.5px solid transparent;
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease),transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(222,74,34,.24);}
.btn-primary:hover{background:var(--brand-hover);color:#fff;transform:translateY(-1px);box-shadow:0 12px 24px rgba(222,74,34,.28);}
.btn-primary:active{background:var(--brand-active);transform:translateY(0);}
.btn-outline{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-outline:hover{background:var(--ink);color:#fff;}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.72);}
.btn-ghost:hover{background:#fff;color:var(--ink);border-color:#fff;}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-block{width:100%;}

.nav-toggle{
  display:none;
  width:42px;height:42px;border-radius:12px;
  background:var(--sand);border:1px solid var(--line);
  align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* drawer */
.drawer{
  position:fixed;inset:0;z-index:90;
  background:rgba(16,61,51,.42);
  opacity:0;visibility:hidden;
  transition:opacity var(--dur) var(--ease),visibility var(--dur) var(--ease);
}
.drawer.is-open{opacity:1;visibility:visible;}
.drawer-panel{
  position:absolute;top:0;right:0;bottom:0;
  width:min(86vw,340px);
  background:var(--surface);
  display:flex;flex-direction:column;
  transform:translateX(100%);
  transition:transform .28s var(--ease);
  box-shadow:var(--sh-lg);
}
.drawer.is-open .drawer-panel{transform:translateX(0);}
.drawer-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 20px;border-bottom:1px solid var(--line);
  font-weight:800;
}
.drawer-close{
  width:34px;height:34px;border-radius:10px;border:1px solid var(--line);
  background:var(--sand);color:var(--ink);font-size:20px;line-height:1;
}
.drawer-nav{display:flex;flex-direction:column;padding:12px;gap:4px;flex:1 1 auto;overflow:auto;}
.drawer-nav a{
  padding:14px 14px;border-radius:12px;
  font-size:16px;font-weight:700;color:var(--ink);
}
.drawer-nav a:hover{background:var(--sand);}
.drawer-nav a.is-active{background:var(--brand-soft);color:var(--brand-active);}
.drawer-search{padding:0 20px 12px;}
.drawer-cta{padding:16px 20px 24px;border-top:1px solid var(--line);}

/* ============ page hero ============ */
.page-hero{
  position:relative;
  color:#fff;
  background-image:linear-gradient(100deg,rgba(16,61,51,.88) 0%,rgba(16,61,51,.66) 48%,rgba(16,61,51,.38) 100%),url("/assets/images/backpic/back-2.png");
  background-size:cover;
  background-position:center;
  padding:64px 0 56px;
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;right:-120px;bottom:-160px;width:420px;height:420px;
  border:2px dashed rgba(200,245,60,.28);border-radius:50%;
  pointer-events:none;
}
.page-hero .wrap{position:relative;z-index:1;}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.72);margin-bottom:22px;}
.crumbs a{color:rgba(255,255,255,.82);}
.crumbs a:hover{color:#fff;text-decoration:underline;}
.crumbs .sep{opacity:.55;}
.crumbs .now{color:#fff;font-weight:600;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--lemon);
  padding:7px 14px;border-radius:var(--r-btn);
  border:1px solid rgba(200,245,60,.45);
  background:rgba(16,61,51,.42);
  margin-bottom:18px;
}
.page-hero h1{
  color:#fff;
  font-size:46px;
  line-height:1.22;
  max-width:15em;
  margin-bottom:16px;
}
.page-hero .lead{
  font-size:17px;color:rgba(255,255,255,.86);
  max-width:640px;margin-bottom:30px;line-height:1.75;
}
.hero-facts{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;
  max-width:900px;
}
.fact{
  background:rgba(9,42,35,.62);
  border:1px solid rgba(255,255,255,.22);
  border-radius:12px;
  padding:14px 16px;
}
.fact .k{display:block;font-size:13px;color:rgba(255,255,255,.7);margin-bottom:6px;}
.fact .v{display:block;font-family:var(--font-num);font-size:24px;font-weight:700;color:#fff;line-height:1.1;}
.fact .v small{font-size:13px;font-weight:600;color:rgba(255,255,255,.75);margin-left:4px;font-family:var(--font-cn);}

/* ============ sections ============ */
.section{padding:92px 0;}
.section.tight{padding:72px 0;}
.section.sand{background:var(--sand);}
.section-head{max-width:760px;margin-bottom:36px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-title{font-size:32px;margin-bottom:12px;position:relative;padding-left:18px;}
.section-title::before{
  content:"";position:absolute;left:0;top:8px;bottom:8px;width:5px;border-radius:4px;background:var(--brand);
}
.section-head.center .section-title{padding-left:0;}
.section-head.center .section-title::before{display:none;}
.section-sub{color:var(--muted);font-size:16px;line-height:1.85;}

/* ============ table ============ */
.table-scroll{
  overflow-x:auto;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  background:var(--surface);
  box-shadow:var(--sh-sm);
  -webkit-overflow-scrolling:touch;
}
.rule-table{width:100%;min-width:820px;border-collapse:collapse;font-size:15px;}
.rule-table caption{
  text-align:left;padding:18px 20px 0;font-size:13.5px;color:var(--muted);
}
.rule-table th{
  background:var(--sand);
  color:var(--ink);
  font-weight:700;font-size:14px;
  text-align:left;
  padding:15px 18px;
  border-bottom:1px solid var(--line);
  white-space:nowrap;
}
.rule-table td{
  padding:16px 18px;
  border-bottom:1px solid var(--line);
  color:var(--text);
  line-height:1.7;
  vertical-align:top;
}
.rule-table tbody tr:last-child td{border-bottom:0;}
.rule-table tbody tr:hover td{background:#FCFAF6;}
.rule-table .t-name{font-weight:700;color:var(--ink);white-space:nowrap;}
.tag{
  display:inline-block;
  font-size:12.5px;font-weight:700;line-height:1;
  padding:6px 10px;border-radius:var(--r-tag);
  background:var(--sand);color:var(--ink);border:1px solid var(--line);
}
.tag-orange{background:rgba(222,74,34,.12);color:var(--brand-active);border-color:rgba(222,74,34,.24);}
.tag-green{background:rgba(46,158,107,.12);color:#227A52;border-color:rgba(46,158,107,.24);}
.tag-grey{background:#EFEFED;color:#6B726E;border-color:#E1E1DD;}

/* ============ two column ============ */
.two-col{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;}
.figure-frame{
  border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-md);border:1px solid var(--line);
  background:var(--surface);
}
.figure-frame img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.figure-frame:hover img{transform:scale(1.03);}
.figcaption{font-size:13px;color:var(--muted);padding:12px 4px 0;}

.list-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);padding:28px 26px;box-shadow:var(--sh-sm);
  height:100%;
}
.list-card h3{font-size:20px;margin-bottom:16px;display:flex;align-items:center;gap:10px;}
.list-card h3 .dot{width:10px;height:10px;border-radius:50%;background:var(--brand);flex:0 0 auto;}
.check-list li{
  position:relative;padding:11px 0 11px 26px;
  border-bottom:1px dashed var(--line);
  font-size:15.5px;color:var(--text);line-height:1.7;
}
.check-list li:last-child{border-bottom:0;}
.check-list li::before{
  content:"";position:absolute;left:0;top:19px;
  width:12px;height:7px;border-left:2.5px solid var(--brand);border-bottom:2.5px solid var(--brand);
  transform:rotate(-45deg);
}

/* ============ level badges ============ */
.badge-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.lv-badge{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:24px 22px;
  box-shadow:var(--sh-sm);
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.lv-badge:hover{transform:translateY(-4px);box-shadow:var(--sh-md);}
.lv-chip{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:52px;height:52px;padding:0 12px;
  border-radius:14px;
  font-family:var(--font-num);font-size:20px;font-weight:700;
  color:var(--ink);
  background:#fff;
  border:2px solid var(--lemon);
  box-shadow:0 6px 14px rgba(200,245,60,.28);
  margin-bottom:16px;
}
.lv-badge h3{font-size:19px;margin-bottom:8px;}
.lv-badge p{font-size:14.5px;color:var(--muted);line-height:1.75;margin:0;}

/* ============ progress band ============ */
.progress-band{
  background:var(--ink);
  color:#fff;
  padding:80px 0;
}
.progress-band .section-title{color:#fff;}
.progress-band .section-title::before{background:var(--lemon);}
.progress-band .section-sub{color:rgba(255,255,255,.74);}
.progress-track{
  position:relative;height:10px;border-radius:999px;
  background:rgba(255,255,255,.16);
  margin:44px 0 0;
}
.progress-fill{
  height:100%;width:0;border-radius:999px;
  background:linear-gradient(90deg,var(--brand) 0%,#F07A2E 55%,var(--lemon) 100%);
  transition:width 1.2s var(--ease);
}
.progress-dots{position:relative;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-top:-5px;}
.pdot{position:relative;padding-top:34px;}
.pdot::before{
  content:"";position:absolute;left:0;top:0;
  width:16px;height:16px;border-radius:50%;
  background:var(--ink);border:3px solid rgba(255,255,255,.4);
}
.pdot.done::before{background:var(--lemon);border-color:var(--lemon);}
.pdot.doing::before{background:var(--brand);border-color:#fff;box-shadow:0 0 0 5px rgba(222,74,34,.28);}
.pdot h4{font-size:16px;color:#fff;margin-bottom:6px;}
.pdot span{display:block;font-size:13.5px;color:rgba(255,255,255,.66);line-height:1.7;}
.pdot .state{
  display:inline-block;margin-bottom:10px;font-size:12px;font-weight:700;
  padding:4px 9px;border-radius:var(--r-tag);
}
.state-doing{background:var(--brand);color:#fff;}
.state-done{background:rgba(200,245,60,.18);color:var(--lemon);border:1px solid rgba(200,245,60,.5);}
.state-todo{background:rgba(255,255,255,.12);color:rgba(255,255,255,.72);border:1px solid rgba(255,255,255,.22);}

/* ============ steps ============ */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;counter-reset:step;}
.step{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);padding:26px 22px;
  box-shadow:var(--sh-sm);position:relative;
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-md);}
.step .idx{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:50%;
  background:var(--lemon);color:var(--ink);
  font-family:var(--font-num);font-size:18px;font-weight:700;
  margin-bottom:16px;
}
.step h3{font-size:18px;margin-bottom:8px;}
.step p{font-size:14.5px;color:var(--muted);line-height:1.75;margin:0;}

/* ============ faq ============ */
.rule-faq{border-top:1px solid var(--line);background:transparent;}
.rule-faq .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent;}
.rule-faq .accordion-title{
  position:relative;
  padding:22px 48px 22px 0;
  font-size:17px;font-weight:700;color:var(--text);
  background:transparent;border:0;
  line-height:1.6;
}
.rule-faq .accordion-title:hover{color:var(--brand-active);background:transparent;}
.rule-faq .accordion-title::before{
  content:"+";
  position:absolute;right:8px;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:600;color:var(--brand);
  transition:transform var(--dur) var(--ease);
}
.rule-faq .accordion-item.is-active .accordion-title::before{content:"–";transform:translateY(-50%) rotate(180deg);}
.rule-faq .accordion-content{
  background:var(--sand);
  border:0;padding:18px 22px;border-radius:12px;
  color:var(--muted);font-size:15.5px;line-height:1.8;
  margin-bottom:18px;
}
.rule-faq .accordion-content p{margin:0;}

/* ============ related nav ============ */
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.rel-card{
  display:flex;gap:16px;align-items:center;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);padding:16px;
  box-shadow:var(--sh-sm);
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-md);border-color:#D8D2C6;}
.rel-card img{width:76px;height:76px;border-radius:12px;object-fit:cover;flex:0 0 auto;}
.rel-card h3{font-size:16.5px;margin-bottom:6px;color:var(--text);}
.rel-card span{font-size:13.5px;color:var(--muted);line-height:1.7;display:block;}

/* ============ cta band ============ */
.cta-band{
  background:linear-gradient(115deg,var(--ink) 0%,#175344 100%);
  color:#fff;border-radius:20px;
  padding:44px 46px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  box-shadow:var(--sh-lg);
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-70px;top:-90px;width:260px;height:260px;
  border:2px dashed rgba(200,245,60,.26);border-radius:50%;
}
.cta-band h2{color:#fff;font-size:28px;margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.78);font-size:15.5px;margin:0;max-width:52ch;}
.cta-actions{display:flex;gap:14px;flex:0 0 auto;position:relative;z-index:1;}

/* ============ footer ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:72px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px;}
.footer-brand .brand{color:#fff;margin-bottom:16px;}
.footer-brand .brand-name{color:#fff;}
.footer-brand p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.68);max-width:36ch;}
.footer-col h4{color:#fff;font-size:15.5px;margin-bottom:18px;letter-spacing:.02em;}
.footer-col a{
  display:block;color:rgba(255,255,255,.72);
  font-size:14.5px;padding:6px 0;
}
.footer-col a:hover{color:#fff;text-decoration:underline;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);
  padding:22px 0;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13.5px;color:rgba(255,255,255,.6);
}
.footer-bottom a{color:rgba(255,255,255,.72);}
.footer-bottom a:hover{color:#fff;}

/* ============ mobile sticky cta ============ */
.mobile-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:80;
  display:none;align-items:center;justify-content:space-between;gap:14px;
  height:60px;padding:0 16px;
  background:var(--surface);
  border-top:1px solid var(--line);
  box-shadow:0 -6px 18px rgba(16,61,51,.08);
  transform:translateY(100%);
  transition:transform .26s var(--ease);
}
.mobile-cta.is-visible{transform:translateY(0);}
.mobile-cta span{font-size:13.5px;color:var(--muted);font-weight:600;}

/* ============ responsive ============ */
@media (max-width:1024px){
  .main-nav{display:none;}
  .search-box{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-bar{height:64px;gap:12px;}
  .brand-badge{display:none;}
  .two-col{grid-template-columns:1fr;gap:32px;}
  .badge-row{grid-template-columns:repeat(2,minmax(0,1fr));}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .page-hero h1{font-size:36px;}
  .hero-facts{grid-template-columns:repeat(2,minmax(0,1fr));}
  .rel-grid{grid-template-columns:1fr;}
  .section{padding:72px 0;}
}
@media (max-width:768px){
  .mobile-cta{display:flex;}
  .header-tools .btn{display:none;}
  .brand-long{display:none;}
  .brand-short{display:inline;}
  .brand-badge{display:inline-block;}
  .brand-name{font-size:16px;}
  .page-hero{padding:44px 0 40px;}
  .page-hero h1{font-size:31px;}
  .page-hero .lead{font-size:15.5px;}
  .section{padding:60px 0;}
  .section.tight{padding:52px 0;}
  .section-title{font-size:24px;}
  .progress-dots{grid-template-columns:1fr;gap:14px;}
  .pdot{padding-top:30px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:32px 26px;}
  .cta-actions{width:100%;flex-direction:column;}
  .cta-actions .btn{width:100%;}
  .badge-row{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  body{font-size:16px;line-height:1.8;}
  .site-footer{padding-top:56px;}
  .footer-grid{grid-template-columns:1fr;}
  .wrap{padding:0 18px;}
}
@media (max-width:520px){
  .page-hero h1{font-size:28px;}
  .hero-facts{grid-template-columns:1fr 1fr;gap:10px;}
  .fact{padding:12px;}
  .fact .v{font-size:20px;}
  .rule-table{min-width:700px;}
  .brand-name{font-size:15px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;}
}

/* roulang page: category3 */
/* ========== 设计变量 ========== */
:root{
  --brand:#DE4A22;
  --brand-hover:#C33C19;
  --brand-active:#A6351A;
  --green:#103D33;
  --green-soft:#1A5045;
  --lemon:#C8F53C;
  --bg:#FBFAF7;
  --surface:#FFFFFF;
  --sand:#F2EFE9;
  --line:#E4DFD6;
  --text:#1B2320;
  --text-2:#5C6660;
  --ok:#2E9E6B;
  --off:#8A8F8B;
  --r-card:16px;
  --r-img:14px;
  --r-pill:999px;
  --r-tag:6px;
  --sh-sm:0 1px 2px rgba(16,61,51,.06);
  --sh-md:0 8px 24px rgba(16,61,51,.08);
  --sh-lg:0 20px 48px rgba(16,61,51,.12);
  --wrap:1200px;
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",sans-serif;
  --font-num:"Barlow Semi Condensed","PingFang SC","Microsoft YaHei",sans-serif;
  --t:220ms ease-out;
}

/* ========== 基础 reset ========== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.88;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-radius:var(--r-img);}
a{color:var(--brand-active);text-decoration:none;transition:color var(--t);}
a:hover{color:var(--brand);}
button,input{font-family:inherit;}
p{margin:0 0 1.1em;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;color:var(--text);line-height:1.32;}
h1{font-size:46px;}
h2{font-size:32px;}
h3{font-size:22px;}
h4{font-size:17px;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:4px;}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px;}
.wide{max-width:1280px;}
.skip{position:absolute;left:-9999px;top:0;background:#fff;color:var(--brand-active);padding:10px 16px;z-index:999;}
.skip:focus{left:12px;top:12px;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.02em;}

/* Foundation 覆盖 */
.button,button,ul.accordion,.card,.top-bar,table{border-radius:0;box-shadow:none;font-family:inherit;}
.button{margin:0;}

/* ========== 按钮 ========== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;border-radius:var(--r-pill);
  font-size:16px;font-weight:700;line-height:1.2;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:background-color var(--t),color var(--t),border-color var(--t),transform var(--t),box-shadow var(--t);
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(222,74,34,.24);}
.btn-primary:hover{background:var(--brand-hover);color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(222,74,34,.28);}
.btn-primary:active{background:var(--brand-active);transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--green);border-color:var(--green);}
.btn-ghost:hover{background:var(--green);color:#fff;transform:translateY(-2px);}
.btn-ghost-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.7);}
.btn-ghost-light:hover{background:#fff;color:var(--green);border-color:#fff;}
.btn-sm{padding:9px 20px;font-size:14px;}
.btn-block{width:100%;}

/* ========== 顶部导航 ========== */
.site-header{
  position:sticky;top:0;z-index:90;
  background:#fff;border-bottom:1px solid var(--line);
  box-shadow:0 1px 0 rgba(16,61,51,.03);
}
.header-inner{
  display:flex;align-items:center;gap:28px;
  min-height:70px;
}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);flex-shrink:0;}
.brand:hover{color:var(--text);}
.brand-mark{
  width:34px;height:34px;border-radius:10px;flex-shrink:0;
  background:linear-gradient(140deg,var(--brand),#F0713E);
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 4px 12px rgba(222,74,34,.28);
}
.brand-mark svg{width:20px;height:20px;fill:#fff;}
.brand-name{font-size:17px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;}
.brand-tag{
  font-size:11px;font-weight:700;color:var(--green);
  background:var(--lemon);border-radius:var(--r-tag);
  padding:2px 6px;line-height:1.5;flex-shrink:0;
}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:8px;}
.nav-link{
  position:relative;display:inline-block;
  padding:24px 14px;font-size:15.5px;font-weight:600;color:var(--text-2);
  transition:color var(--t);
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:16px;height:3px;
  border-radius:3px;background:var(--brand);
  transform:scaleX(0);transform-origin:left;transition:transform var(--t);
}
.nav-link:hover{color:var(--text);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--brand-active);}
.nav-link.is-active::after{transform:scaleX(1);}
.header-right{display:flex;align-items:center;gap:14px;margin-left:auto;}
.nav-search{
  display:flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
  padding:9px 16px;width:210px;transition:border-color var(--t),box-shadow var(--t),width var(--t);
}
.nav-search i{color:var(--text-2);font-size:13px;}
.nav-search input{border:0;outline:0;background:transparent;font-size:14px;width:100%;color:var(--text);}
.nav-search input::placeholder{color:#9AA29C;}
.nav-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(222,74,34,.12);width:258px;}
.nav-toggle{
  display:none;background:transparent;border:1px solid var(--line);
  width:42px;height:42px;border-radius:12px;color:var(--text);font-size:17px;cursor:pointer;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand);}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0;z-index:120;
  background:rgba(16,61,51,.42);
  opacity:0;visibility:hidden;transition:opacity var(--t),visibility var(--t);
}
.drawer.is-open{opacity:1;visibility:visible;}
.drawer-panel{
  position:absolute;top:0;right:0;bottom:0;width:82%;max-width:340px;
  background:#fff;padding:22px 22px 0;display:flex;flex-direction:column;
  transform:translateX(100%);transition:transform 260ms ease-out;
}
.drawer.is-open .drawer-panel{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--line);}
.drawer-close{background:transparent;border:0;font-size:22px;color:var(--text-2);cursor:pointer;line-height:1;}
.drawer-nav{display:flex;flex-direction:column;padding:10px 0;flex:1;overflow-y:auto;}
.drawer-nav a{
  padding:15px 4px;font-size:16.5px;font-weight:600;color:var(--text);
  border-bottom:1px solid var(--line);
}
.drawer-nav a:hover,.drawer-nav a.is-active{color:var(--brand-active);}
.drawer-foot{padding:16px 0 22px;border-top:1px solid var(--line);}

/* 移动底部吸附条 */
.mobile-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:95;
  height:60px;display:none;align-items:center;justify-content:space-between;gap:12px;
  padding:0 16px;background:#fff;border-top:1px solid var(--line);
  box-shadow:0 -6px 20px rgba(16,61,51,.08);
  transform:translateY(110%);transition:transform 260ms ease-out;
}
.mobile-bar.is-visible{transform:translateY(0);}
.mobile-bar span{font-size:13.5px;color:var(--text-2);font-weight:600;}

/* ========== 面包屑 ========== */
.crumbs{background:var(--bg);padding:18px 0 0;}
.crumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--text-2);}
.crumbs a{color:var(--text-2);}
.crumbs a:hover{color:var(--brand);}
.crumbs li:not(:last-child)::after{content:"/";margin-left:8px;color:#B6BDB8;}
.crumbs li[aria-current]{color:var(--text);font-weight:600;}

/* ========== 页面头图 ========== */
.page-hero{position:relative;margin-top:18px;border-radius:20px;overflow:hidden;}
.page-hero-media{
  position:relative;aspect-ratio:16/9;min-height:280px;
  background-image:url("/assets/images/backpic/back-3.webp");
  background-size:cover;background-position:center;
}
.page-hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(16,61,51,.88) 0%,rgba(16,61,51,.66) 48%,rgba(16,61,51,.34) 100%);
}
.page-hero-body{
  position:absolute;inset:0;z-index:2;
  display:flex;flex-direction:column;justify-content:flex-end;
  padding:48px 52px;
  max-width:820px;
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;align-self:flex-start;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--lemon);border:1px solid rgba(200,245,60,.55);
  border-radius:var(--r-pill);padding:6px 14px;margin-bottom:20px;
}
.page-hero h1{color:#fff;font-size:44px;line-height:1.28;text-shadow:0 2px 18px rgba(0,0,0,.18);}
.page-hero .hero-sub{
  margin:18px 0 0;color:rgba(255,255,255,.86);font-size:16.5px;line-height:1.8;max-width:620px;
}
.hero-sub strong{color:var(--lemon);font-weight:700;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}

/* ========== 通用板块 ========== */
.section{padding:96px 0;}
.section-sand{background:var(--sand);}
.section-dark{background:var(--green);color:#fff;}
.section-tight{padding:72px 0;}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head .kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.1em;color:var(--brand-active);
  margin-bottom:14px;
}
.section-head .kicker::before{content:"";width:22px;height:3px;border-radius:3px;background:var(--brand);}
.section-head h2{font-size:32px;margin-bottom:14px;position:relative;}
.section-head p{color:var(--text-2);font-size:16px;margin:0;}
.section-dark .section-head h2,.section-dark h2{color:#fff;}
.section-dark .section-head p{color:rgba(255,255,255,.76);}
.section-dark .section-head .kicker{color:var(--lemon);}
.section-dark .section-head .kicker::before{background:var(--lemon);}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.text-link{font-size:14.5px;font-weight:700;color:var(--brand-active);display:inline-flex;align-items:center;gap:6px;}
.text-link:hover{color:var(--brand);}
.text-link i{font-size:12px;transition:transform var(--t);}
.text-link:hover i{transform:translateX(3px);}

/* ========== 搜索入口 ========== */
.search-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-md);padding:30px 32px;margin-top:-46px;
  position:relative;z-index:5;
}
.search-panel h2{font-size:19px;margin-bottom:8px;}
.search-panel p{font-size:14px;color:var(--text-2);margin-bottom:18px;}
.search-row{display:flex;gap:12px;flex-wrap:wrap;}
.search-field{
  flex:1 1 320px;display:flex;align-items:center;gap:10px;
  border:1px solid var(--line);border-radius:var(--r-pill);
  padding:6px 8px 6px 18px;background:#fff;transition:border-color var(--t),box-shadow var(--t);
}
.search-field i{color:var(--text-2);font-size:14px;}
.search-field input{border:0;outline:0;background:transparent;font-size:15px;padding:10px 0;width:100%;color:var(--text);}
.search-field input::placeholder{color:#9AA29C;}
.search-field:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px rgba(222,74,34,.12);}
.hot-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
.tag{
  display:inline-block;background:var(--sand);color:var(--green);
  font-size:13px;font-weight:600;border-radius:var(--r-tag);padding:5px 12px;
  transition:background-color var(--t),color var(--t);
}
.tag:hover{background:var(--green);color:#fff;}

/* ========== 帮助卡片瀑布 ========== */
.waterfall{column-count:2;column-gap:24px;}
.help-card{
  break-inside:avoid;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);box-shadow:var(--sh-sm);
  padding:28px 28px 24px;margin-bottom:24px;
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.help-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg);border-color:#DAD3C7;}
.help-card .hc-top{display:flex;align-items:center;gap:14px;margin-bottom:16px;}
.hc-icon{
  width:44px;height:44px;border-radius:12px;flex-shrink:0;
  background:var(--sand);color:var(--green);
  display:inline-flex;align-items:center;justify-content:center;font-size:17px;
}
.help-card.tone-brand .hc-icon{background:rgba(222,74,34,.1);color:var(--brand-active);}
.help-card.tone-lemon .hc-icon{background:rgba(200,245,60,.28);color:#3C5210;}
.help-card h3{font-size:20px;margin-bottom:6px;}
.hc-meta{font-size:12.5px;font-weight:600;color:var(--text-2);display:flex;gap:10px;flex-wrap:wrap;align-items:center;}
.hc-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--brand);display:inline-block;}
.help-card p{font-size:15px;color:var(--text-2);margin:0 0 16px;}
.hc-steps{border-top:1px dashed var(--line);padding-top:16px;margin-bottom:16px;}
.hc-steps li{
  position:relative;padding-left:26px;font-size:14.5px;color:var(--text);
  margin-bottom:9px;line-height:1.75;
}
.hc-steps li:last-child{margin-bottom:0;}
.hc-steps li::before{
  content:"";position:absolute;left:0;top:9px;
  width:14px;height:14px;border-radius:50%;
  background:rgba(200,245,60,.6);border:1.5px solid #8FB828;
}
.hc-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;}
.badge{
  display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:700;
  padding:4px 11px;border-radius:var(--r-pill);line-height:1.6;
}
.badge-run{background:rgba(222,74,34,.12);color:var(--brand-active);}
.badge-ok{background:rgba(46,158,107,.14);color:#1E7A50;}
.badge-off{background:#EEECE7;color:#6E756F;}
.badge-lemon{background:transparent;border:1.5px solid #A5CE2E;color:#4B6510;}

/* ========== 时间线 ========== */
.timeline{position:relative;padding-left:44px;}
.timeline::before{
  content:"";position:absolute;left:15px;top:10px;bottom:10px;width:2px;
  background:linear-gradient(180deg,var(--lemon),rgba(200,245,60,.05));
}
.tl-item{position:relative;padding-bottom:34px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-37px;top:6px;
  width:16px;height:16px;border-radius:50%;
  background:var(--lemon);border:3px solid var(--green);
}
.tl-time{
  font-family:var(--font-num);font-size:14px;font-weight:700;
  color:var(--lemon);letter-spacing:.04em;margin-bottom:6px;display:block;
}
.tl-item h3{color:#fff;font-size:19px;margin-bottom:8px;}
.tl-item p{color:rgba(255,255,255,.76);font-size:15px;margin:0;}
.tl-panel{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-card);padding:34px 34px 28px;
}

/* ========== 状态信息条 ========== */
.info-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.18);
  border-radius:var(--r-card);overflow:hidden;margin-top:34px;
}
.info-strip > div{background:rgba(16,61,51,.86);padding:20px 22px;}
.info-strip .num{display:block;font-size:26px;font-weight:700;color:var(--lemon);line-height:1.2;}
.info-strip span.label{font-size:13.5px;color:rgba(255,255,255,.72);}

/* ========== FAQ 手风琴 ========== */
.help-accordion{border:0;background:transparent;margin:0;}
.help-accordion .accordion-item{border:0;border-top:1px solid var(--line);background:transparent;}
.help-accordion .accordion-item:last-child{border-bottom:1px solid var(--line);}
.help-accordion .accordion-title{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 4px;font-size:17px;font-weight:700;color:var(--text);
  background:transparent;border:0;line-height:1.6;transition:color var(--t);
}
.help-accordion .accordion-title:hover{color:var(--brand-active);background:transparent;}
.help-accordion .accordion-title::before{display:none;}
.help-accordion .accordion-title::after{
  content:"+";font-family:var(--font-num);font-size:24px;font-weight:600;
  color:var(--brand);line-height:1;flex-shrink:0;transition:transform var(--t);
}
.help-accordion .accordion-item.is-active > .accordion-title{color:var(--brand-active);}
.help-accordion .accordion-item.is-active > .accordion-title::after{content:"−";transform:rotate(180deg);}
.help-accordion .accordion-content{
  background:var(--sand);border:0;padding:6px 26px 24px;color:var(--text-2);
  font-size:15.5px;border-radius:0 0 10px 10px;
}
.help-accordion .accordion-content p:last-child{margin-bottom:0;}
.help-accordion .accordion-content a{font-weight:700;}

/* ========== CTA 条 ========== */
.cta-band{
  background:var(--green);border-radius:20px;overflow:hidden;position:relative;
  padding:46px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-band::after{
  content:"";position:absolute;right:-70px;top:-70px;width:240px;height:240px;border-radius:50%;
  border:26px solid rgba(200,245,60,.12);
}
.cta-band h2{color:#fff;font-size:28px;margin-bottom:10px;position:relative;z-index:2;}
.cta-band p{color:rgba(255,255,255,.76);margin:0;font-size:15.5px;position:relative;z-index:2;max-width:620px;}
.cta-band .cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:2;}

/* ========== 相关分类 ========== */
.related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.related-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-sm);
  transition:transform var(--t),box-shadow var(--t);
}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lg);}
.rc-media{aspect-ratio:16/9;overflow:hidden;}
.rc-media img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform var(--t);}
.related-card:hover .rc-media img{transform:scale(1.03);}
.rc-body{padding:24px 26px 26px;}
.rc-body h3{font-size:20px;margin-bottom:10px;}
.rc-body p{font-size:15px;color:var(--text-2);margin-bottom:16px;}

/* ========== 数据/证据 ========== */
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.stat-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 26px 22px;box-shadow:var(--sh-sm);
}
.stat-card .value{font-family:var(--font-num);font-size:34px;font-weight:700;color:var(--brand);line-height:1.1;}
.stat-card .unit{font-size:15px;font-weight:700;color:var(--brand);margin-left:4px;}
.stat-card h3{font-size:17px;margin:10px 0 8px;}
.stat-card p{font-size:14.5px;color:var(--text-2);margin:0;}
.quote-box{
  background:#fff;border:1px solid var(--line);border-left:5px solid var(--lemon);
  border-radius:var(--r-card);padding:26px 28px;box-shadow:var(--sh-sm);
}
.quote-box p{font-size:16px;color:var(--text);margin:0 0 12px;}
.quote-box .who{font-size:13.5px;color:var(--text-2);font-weight:600;}

/* ========== 页脚 ========== */
.site-footer{background:var(--green);color:rgba(255,255,255,.72);padding:72px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:44px;padding-bottom:52px;}
.footer-brand .brand{color:#fff;margin-bottom:16px;}
.footer-brand .brand-name{color:#fff;}
.footer-brand p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.72);margin:0;max-width:340px;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:18px;letter-spacing:.02em;}
.footer-col a{display:block;font-size:14.5px;color:rgba(255,255,255,.72);padding:6px 0;transition:color var(--t);}
.footer-col a:hover{color:#fff;text-decoration:underline;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.18);padding:22px 0 28px;
  font-size:13.5px;color:rgba(255,255,255,.6);
}
.footer-bottom a{color:rgba(255,255,255,.78);}
.footer-bottom a:hover{color:#fff;text-decoration:underline;}

/* ========== 响应式 ========== */
@media screen and (max-width:1200px){
  h1{font-size:42px;}
  .page-hero h1{font-size:38px;}
  .page-hero-body{padding:40px 40px;}
  .nav-search{width:170px;}
  .nav-search:focus-within{width:200px;}
  .nav-link{padding:24px 11px;font-size:15px;}
}
@media screen and (max-width:1024px){
  .main-nav{display:none;}
  .nav-search{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .header-inner{min-height:62px;gap:16px;}
  .mobile-bar{display:flex;}
  .section{padding:76px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .footer-brand{grid-column:1 / -1;}
  .info-strip{grid-template-columns:repeat(2,1fr);}
  .stat-grid{grid-template-columns:1fr;}
}
@media screen and (max-width:768px){
  body{font-size:16px;}
  .wrap{padding:0 18px;}
  h1{font-size:32px;}
  h2{font-size:24px;}
  h3{font-size:19px;}
  .page-hero-media{aspect-ratio:4/3;}
  .page-hero-body{padding:30px 24px 34px;}
  .page-hero h1{font-size:30px;}
  .page-hero .hero-sub{font-size:15px;margin-top:14px;}
  .section{padding:58px 0;}
  .section-head{margin-bottom:30px;}
  .section-head h2{font-size:23px;}
  .waterfall{column-count:1;}
  .related-grid{grid-template-columns:1fr;}
  .cta-band{padding:32px 24px;border-radius:16px;}
  .cta-band h2{font-size:22px;}
  .cta-band .cta-actions{width:100%;}
  .cta-band .cta-actions .btn{flex:1 1 100%;}
  .search-panel{padding:22px 20px;margin-top:-32px;}
  .timeline{padding-left:36px;}
  .tl-panel{padding:26px 22px 22px;}
  .help-card{padding:22px 20px;}
  .help-accordion .accordion-title{font-size:16px;padding:18px 2px;}
  .help-accordion .accordion-content{padding:4px 18px 20px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:34px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  body.has-mobile-bar{padding-bottom:60px;}
}
@media screen and (max-width:520px){
  .brand-name{font-size:15px;white-space:normal;}
  .header-inner{min-height:58px;}
  .page-hero h1{font-size:26px;}
  .hero-actions .btn{flex:1 1 100%;}
  .info-strip{grid-template-columns:1fr;}
  .btn{padding:12px 22px;font-size:15px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}