/* roulang page: index */
:root{
  --cat-brand:#0B6B5A;
  --cat-brand-dark:#075548;
  --cat-deep:#0B2D26;
  --cat-gold:#C9A227;
  --cat-cream:#F8F7F4;
  --cat-white:#FFFFFF;
  --cat-ink:#20201C;
  --cat-body:#5F5F57;
  --cat-soft:#8D8D82;
  --cat-line:#E7E5DF;
  --cat-shadow:0 1px 2px rgba(0,0,0,0.04), 0 4px 12px rgba(0,0,0,0.04);
  --cat-shadow-lg:0 6px 24px rgba(0,0,0,0.08);
  --cat-radius:6px;
  --cat-radius-lg:12px;
  --cat-radius-xl:18px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--cat-cream);
  color:var(--cat-ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;}
a{text-decoration:none;color:inherit;}
ul,ol{list-style:none;margin:0;padding:0;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
.cat-container{width:100%;max-width:1220px;margin:0 auto;padding-left:clamp(18px,4vw,48px);padding-right:clamp(18px,4vw,48px);}
::selection{background:rgba(11,107,90,0.18);color:var(--cat-ink);}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--cat-gold);outline-offset:2px;}

/* buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-weight:600;
  border-radius:var(--cat-radius);
  padding:0.8rem 1.55rem;
  transition:background .25s ease,color .25s ease,transform .2s ease,box-shadow .25s ease,border-color .25s ease;
}
.btn-cat{background:var(--cat-brand);color:#fff;border:1px solid transparent;}
.btn-cat:hover{background:var(--cat-brand-dark);color:#fff;transform:translateY(-2px);box-shadow:0 8px 20px rgba(11,107,90,0.22);}
.btn-cat:active{transform:scale(0.98);}
.btn-ghost-light{background:rgba(255,255,255,0.07);color:#fff;border:1px solid rgba(255,255,255,0.4);}
.btn-ghost-light:hover{background:rgba(255,255,255,0.15);color:#fff;border-color:rgba(255,255,255,0.7);transform:translateY(-2px);}
.btn-ghost-light:active{transform:scale(0.98);}

/* topbar */
.topbar{
  height:36px;
  background:var(--cat-deep);
  color:rgba(255,255,255,0.74);
  font-size:13px;
  position:relative;
  z-index:1031;
}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;height:36px;gap:20px;}
.topbar a{color:#fff;transition:opacity .25s;}
.topbar a:hover{opacity:.8;}
.topbar-left{display:inline-flex;align-items:center;gap:6px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}
.topbar-right{display:inline-flex;align-items:center;gap:18px;white-space:nowrap;}
.topbar i{color:var(--cat-gold);margin-right:4px;}

/* header nav */
.header-nav{position:sticky;top:0;z-index:1030;background:var(--cat-white);border-bottom:1px solid var(--cat-line);box-shadow:0 8px 30px rgba(0,0,0,0.03);}
.navbar{padding:0;min-height:72px;}
.header-inner{display:flex;align-items:center;justify-content:space-between;width:100%;min-height:72px;flex-wrap:wrap;}
.brand-logo{display:inline-flex;align-items:baseline;gap:4px;font-size:1.6rem;font-weight:700;letter-spacing:-0.03em;color:var(--cat-ink);line-height:1.2;}
.brand-logo .logo-mark{color:var(--cat-brand);}
.brand-logo .logo-dot{width:8px;height:8px;border-radius:50%;background:var(--cat-gold);display:inline-block;margin-left:2px;transform:translateY(-2px);}
.main-nav{gap:6px;}
.nav-link-cat{
  display:block;
  padding:10px 16px;
  font-weight:500;
  color:var(--cat-body);
  border-radius:var(--cat-radius);
  position:relative;
  transition:color .25s ease,background .25s ease;
}
.nav-link-cat:hover{color:var(--cat-brand);background:rgba(11,107,90,0.06);}
.nav-link-cat.active{color:var(--cat-brand);font-weight:600;background:rgba(11,107,90,0.08);}
.btn-nav-cta{margin-left:14px;padding:0.65rem 1.25rem;font-size:0.95rem;}
.navbar-toggler{border:1px solid var(--cat-line);padding:0.3rem 0.6rem;border-radius:var(--cat-radius);}
.navbar-toggler:focus{box-shadow:0 0 0 3px rgba(11,107,90,0.12);}

/* hero */
.cat-hero{
  position:relative;
  background:var(--cat-deep);
  color:#fff;
  overflow:hidden;
}
.hero-bg{
  position:absolute;
  inset:0;
  background-size:cover;
  background-position:center 30%;
  opacity:0.18;
}
.cat-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(ellipse at 76% 40%,rgba(201,162,39,0.13),transparent 40%),
             linear-gradient(110deg,rgba(11,45,38,0.98),rgba(11,107,90,0.3) 70%,rgba(8,55,46,0.6));
}
.hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,390px);
  gap:2.5rem 4rem;
  align-items:center;
  padding:clamp(60px,8vw,122px) 0;
}
.hero-tag{margin-bottom:26px;}
.badge-new{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 14px;
  border-radius:999px;
  background:rgba(255,255,255,0.1);
  border:1px solid rgba(255,255,255,0.22);
  color:#fff;
  font-size:13px;
  font-weight:500;
  backdrop-filter:blur(6px);
}
.badge-new i{color:var(--cat-gold);}
.hero-copy h1{
  margin:0;
  font-size:clamp(2.3rem,4.8vw,3.75rem);
  font-weight:700;
  line-height:1.16;
  letter-spacing:-0.035em;
  color:#fff;
}
.hero-copy h1 span{color:#F0C662;}
.hero-sub{
  max-width:640px;
  margin:24px 0 0;
  font-size:1.08rem;
  line-height:1.85;
  color:rgba(255,255,255,0.78);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:36px;}
.hero-actions .btn{padding:0.95rem 1.8rem;}
.hero-bullets{
  display:flex;
  flex-wrap:wrap;
  gap:18px;
  margin-top:28px;
  color:rgba(255,255,255,0.7);
  font-size:0.92rem;
}
.hero-bullets i{color:var(--cat-gold);margin-right:5px;}
.ring-col{display:flex;justify-content:flex-end;}
.ring-card{
  width:100%;
  max-width:390px;
  background:rgba(255,255,255,0.97);
  color:var(--cat-ink);
  border-radius:var(--cat-radius-xl);
  border:1px solid rgba(255,255,255,0.4);
  box-shadow:0 24px 60px rgba(0,0,0,0.28);
  padding:32px 30px 28px;
  backdrop-filter:blur(10px);
}
.ring-card-head{display:flex;align-items:center;justify-content:space-between;font-weight:600;font-size:15px;color:var(--cat-brand);}
.ring-card-head i{color:var(--cat-gold);font-size:1.2rem;}
.orb-wrap{position:relative;width:188px;height:188px;margin:24px auto 14px;}
.orb-wrap svg{width:100%;height:100%;display:block;}
.ring-track{fill:none;stroke:rgba(11,107,90,0.12);stroke-width:9;}
.ring-bar{fill:none;stroke:var(--cat-brand);stroke-width:9;stroke-linecap:round;}
.orb-num{
  position:absolute;inset:0;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  font-size:2.8rem;font-weight:700;letter-spacing:-0.04em;line-height:1;
  font-variant-numeric:tabular-nums;
  color:var(--cat-ink);
}
.orb-num span{font-size:1rem;color:var(--cat-body);font-weight:500;margin-top:8px;}
.orb-note{text-align:center;color:var(--cat-body);font-size:0.92rem;margin-bottom:22px;}
.ring-card .btn{width:100%;}
.dot-step{display:flex;justify-content:center;gap:6px;margin-top:18px;}
.dot-step span{width:6px;height:6px;border-radius:50%;background:#D9D6CE;transition:background .25s;}
.dot-step span.active{background:var(--cat-gold);}

/* stats band */
.stat-band{background:var(--cat-cream);border-bottom:1px solid var(--cat-line);}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:2rem;padding:42px 0;}
.stat-item{position:relative;padding-left:0;}
.stat-item + .stat-item{border-left:1px solid var(--cat-line);padding-left:2rem;}
.stat-num{
  font-size:2.2rem;
  font-weight:700;
  line-height:1.15;
  letter-spacing:-0.03em;
  font-variant-numeric:tabular-nums;
  color:var(--cat-ink);
}
.stat-num small{font-size:1.05rem;color:var(--cat-body);font-weight:500;margin-left:3px;}
.stat-label{margin-top:6px;color:var(--cat-soft);font-size:0.86rem;letter-spacing:0.06em;}

/* section */
.section{padding:clamp(60px,8vw,108px) 0;}
.section-white{background:var(--cat-white);}
.section-tint{background:var(--cat-cream);}
.sec-head{margin-bottom:clamp(36px,5vw,58px);}
.sec-head.center{max-width:820px;margin-left:auto;margin-right:auto;text-align:center;}
.sec-title{
  margin:16px 0 14px;
  font-size:clamp(1.8rem,3.4vw,2.7rem);
  font-weight:700;
  letter-spacing:-0.025em;
  line-height:1.25;
  color:var(--cat-ink);
}
.sec-desc{
  font-size:1rem;
  color:var(--cat-body);
  max-width:700px;
  margin-bottom:0;
}
.sec-head.center .sec-desc{margin-left:auto;margin-right:auto;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:0.82rem;
  font-weight:600;
  letter-spacing:0.16em;
  color:var(--cat-brand);
  text-transform:uppercase;
}
.eyebrow::before{content:"";width:24px;height:2px;background:var(--cat-gold);flex:none;}
.sec-head.center .eyebrow::after{content:"";width:24px;height:2px;background:var(--cat-gold);flex:none;}

/* service matrix */
.service-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px;}
.service-card{
  position:relative;
  display:flex;
  flex-direction:column;
  padding:34px 32px 30px;
  background:var(--cat-white);
  border:1px solid var(--cat-line);
  border-radius:var(--cat-radius-lg);
  box-shadow:var(--cat-shadow);
  transition:box-shadow .3s ease,transform .3s ease,border-color .3s ease;
}
.sc-top{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:18px;}
.sc-icon{
  width:46px;height:46px;flex:none;
  display:flex;align-items:center;justify-content:center;
  border-radius:50%;
  background:rgba(11,107,90,0.09);
  border:1px solid rgba(11,107,90,0.14);
  color:var(--cat-brand);font-size:1.25rem;
}
.sc-num{font-size:12px;letter-spacing:0.2em;color:var(--cat-soft);font-variant-numeric:tabular-nums;}
.service-title{font-size:1.2rem;font-weight:650;margin-bottom:10px;color:var(--cat-ink);}
.service-card p{color:var(--cat-body);font-size:0.95rem;line-height:1.8;margin-bottom:18px;}
.sc-more{display:inline-flex;align-items:center;gap:6px;color:var(--cat-brand);font-weight:600;font-size:0.92rem;transition:gap .25s ease;margin-top:auto;}
.sc-more:hover{gap:12px;color:var(--cat-brand-dark);}
@media(min-width:992px){
  .service-card:nth-child(even){transform:translateY(32px);margin-bottom:32px;}
  .service-card:hover,.service-card:nth-child(even):hover{transform:translateY(-4px);box-shadow:var(--cat-shadow-lg);border-color:rgba(11,107,90,0.24);}
  .service-card:nth-child(even):hover{transform:translateY(28px);}
}

/* compare */
.compare-panel{background:var(--cat-deep);color:#fff;position:relative;overflow:hidden;}
.compare-panel::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:radial-gradient(rgba(255,255,255,0.07) 1px,transparent 1px);
  background-size:28px 28px;
  opacity:0.5;
}
.compare-wrap{position:relative;}
.compare-panel .sec-title{color:#fff;}
.compare-panel .sec-desc{color:rgba(255,255,255,0.68);}
.cmp-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px;position:relative;}
.cmp-card{
  border-radius:var(--cat-radius-lg);
  padding:40px 38px;
  border:1px solid rgba(255,255,255,0.14);
  background:rgba(255,255,255,0.05);
}
.cmp-head{display:flex;align-items:center;gap:12px;margin-bottom:24px;}
.cmp-head-icon{width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,0.1);font-size:1.05rem;}
.cmp-head-title{font-size:1.2rem;font-weight:650;margin:0;}
.cmp-before .cmp-head-title{color:rgba(255,255,255,0.5);}
.cmp-after .cmp-head-title{color:#F0C662;}
.cmp-list li{
  position:relative;
  padding:10px 0 10px 34px;
  color:rgba(255,255,255,0.82);
  line-height:1.75;
  font-size:0.97rem;
}
.cmp-list li::before{
  font-family:"bootstrap-icons";
  content:"\F271";
  position:absolute;
  left:0;top:10px;
  color:rgba(255,255,255,0.35);
  font-size:1.05rem;
}
.cmp-after .cmp-list li{color:#fff;}
.cmp-after .cmp-list li::before{color:var(--cat-gold);content:"\F26A";}
.vs-badge{
  position:absolute;
  left:50%;top:50%;
  transform:translate(-50%,-50%);
  z-index:2;
  width:56px;height:56px;
  border-radius:50%;
  background:var(--cat-gold);
  color:var(--cat-deep);
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:0.95rem;
  box-shadow:0 0 0 7px rgba(201,162,39,0.18);
}

/* lead form */
.lead-grid{display:grid;grid-template-columns:1fr 0.92fr;gap:clamp(30px,6vw,76px);align-items:center;}
.lead-copy .sec-title{margin-top:14px;}
.lead-copy .sec-desc{font-size:1.05rem;}
.check-list{margin-top:28px;}
.check-list li{display:flex;gap:12px;align-items:center;padding:9px 0;color:var(--cat-body);font-size:0.98rem;}
.check-list li i{color:var(--cat-brand);font-size:1.15rem;line-height:1.6;}
.lead-card{
  background:var(--cat-white);
  border:1px solid var(--cat-line);
  border-radius:var(--cat-radius-lg);
  box-shadow:var(--cat-shadow-lg);
  padding:clamp(28px,4vw,44px);
}
.lead-card-title{font-size:1.45rem;font-weight:700;letter-spacing:-0.02em;}
.lead-card-sub{color:var(--cat-soft);font-size:0.95rem;margin-bottom:28px;}
.field-label{display:block;font-size:0.9rem;font-weight:500;margin:18px 0 8px;color:var(--cat-ink);}
.field-label:first-of-type{margin-top:0;}
.form-control-cat{
  width:100%;
  background:var(--cat-white);
  border:1px solid var(--cat-line);
  border-radius:var(--cat-radius);
  padding:0.8rem 1rem;
  color:var(--cat-ink);
  transition:border-color .25s ease,box-shadow .25s ease;
  box-shadow:none;
}
.form-control-cat:focus{border-color:var(--cat-brand);box-shadow:0 0 0 3px rgba(11,107,90,0.12);outline:none;}
textarea.form-control-cat{min-height:96px;resize:vertical;}
.form-note{font-size:0.82rem;color:var(--cat-soft);margin-top:14px;line-height:1.6;}

/* news */
.news-wrap{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,0.65fr);gap:clamp(30px,5vw,64px);}
.news-list{border-top:1px solid var(--cat-line);}
.news-item{border-bottom:1px solid var(--cat-line);padding:20px 0;display:flex;align-items:baseline;gap:16px;transition:padding-left .25s ease;}
.news-item:hover{padding-left:8px;}
.news-date{flex:none;color:var(--cat-soft);font-size:0.85rem;font-variant-numeric:tabular-nums;min-width:98px;}
.news-title{font-weight:600;color:var(--cat-ink);flex:1;}
.news-title:hover{color:var(--cat-brand);}
.news-arrow{color:var(--cat-soft);transition:color .25s,transform .25s;}
.news-item:hover .news-arrow{color:var(--cat-brand);transform:translateX(4px);}
.news-list-head{display:flex;align-items:center;gap:8px;color:var(--cat-soft);font-size:0.9rem;margin-bottom:10px;}
.news-list-head i{color:var(--cat-gold);}
.focus-card{
  display:block;
  background:var(--cat-white);
  border:1px solid var(--cat-line);
  border-radius:var(--cat-radius-lg);
  overflow:hidden;
  box-shadow:var(--cat-shadow);
  margin-bottom:26px;
  transition:transform .3s ease,box-shadow .3s ease;
}
.focus-card:hover{transform:translateY(-4px);box-shadow:var(--cat-shadow-lg);}
.focus-card img{width:100%;height:170px;object-fit:cover;}
.focus-body{padding:22px 24px 24px;}
.focus-tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:3px 10px;
  background:rgba(11,107,90,0.09);
  color:var(--cat-brand);
  font-size:0.78rem;
  font-weight:600;
  border-radius:99px;
  margin-bottom:12px;
}
.focus-card h3{font-size:1.12rem;font-weight:650;color:var(--cat-ink);line-height:1.5;margin-bottom:8px;}
.focus-card p{font-size:0.9rem;color:var(--cat-body);margin-bottom:16px;}
.focus-link{display:inline-flex;align-items:center;gap:6px;color:var(--cat-brand);font-weight:600;font-size:0.9rem;}
.focus-link:hover{color:var(--cat-brand-dark);gap:10px;}

/* faq */
.faq-wrap{max-width:880px;margin:0 auto;}
.accordion-faq .accordion-item{
  background:var(--cat-white);
  border:1px solid var(--cat-line) !important;
  border-radius:var(--cat-radius-lg) !important;
  overflow:hidden;
  margin-bottom:18px;
  box-shadow:var(--cat-shadow);
}
.accordion-faq .accordion-button{
  background:transparent;
  box-shadow:none;
  padding:1.4rem 1.6rem;
  font-weight:600;
  font-size:1.06rem;
  color:var(--cat-ink);
}
.accordion-faq .accordion-button:not(.collapsed){color:var(--cat-brand);background:rgba(11,107,90,0.04);}
.accordion-faq .accordion-button:focus{box-shadow:none;border-color:transparent;}
.accordion-faq .accordion-button::after{
  background-image:none;
  content:"\F282";
  font-family:"bootstrap-icons";
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:1.1rem;
  color:var(--cat-brand);
  transition:transform .3s ease;
}
.accordion-faq .accordion-button:not(.collapsed)::after{content:"\F286";transform:scale(1);}
.accordion-faq .accordion-body{padding:0.2rem 1.6rem 1.5rem;color:var(--cat-body);font-size:0.96rem;line-height:1.85;}
.accordion-faq .accordion-body p{margin-bottom:0;}

/* safety */
.safety-strip{background:var(--cat-white);border-top:1px solid var(--cat-line);border-bottom:1px solid var(--cat-line);}
.safety-grid{display:grid;grid-template-columns:1.1fr 1fr 1fr 1fr;gap:30px;align-items:center;padding:clamp(44px,6vw,74px) 0;}
.safety-intro .eyebrow{color:var(--cat-brand);}
.safety-intro h3{font-size:clamp(1.4rem,2.4vw,1.95rem);font-weight:700;letter-spacing:-0.02em;margin:14px 0 10px;}
.safety-intro p{color:var(--cat-body);font-size:0.95rem;margin:0;}
.safety-item{display:flex;gap:16px;align-items:flex-start;}
.safety-icon{
  width:42px;height:42px;flex:none;
  display:flex;align-items:center;justify-content:center;
  border-radius:50%;
  background:rgba(11,107,90,0.09);
  color:var(--cat-brand);
  font-size:1.15rem;
}
.safety-item h4{font-size:1rem;font-weight:650;margin:0 0 5px;}
.safety-item p{font-size:0.88rem;color:var(--cat-body);margin:0;line-height:1.7;}

/* cta */
.cta-final{
  position:relative;
  background-size:cover;
  background-position:center;
  color:#fff;
  text-align:center;
  overflow:hidden;
}
.cta-final::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(115deg,rgba(11,45,38,0.96),rgba(11,107,90,0.72));
}
.cta-inner{position:relative;padding:clamp(70px,9vw,120px) 0;max-width:760px;margin:0 auto;}
.cta-inner .section-title{color:#fff;font-size:clamp(2rem,4vw,3rem);}
.cta-inner .section-desc{color:rgba(255,255,255,0.75);margin:18px auto 36px;font-size:1.05rem;}
.cta-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:16px;}

/* footer */
.site-footer{background:var(--cat-deep);color:rgba(255,255,255,0.72);font-size:0.94rem;}
.footer-grid{display:grid;grid-template-columns:1.4fr 0.8fr 0.9fr 1fr;gap:clamp(28px,5vw,60px);padding:clamp(56px,7vw,84px) 0 50px;}
.footer-brand{display:inline-flex;align-items:baseline;gap:5px;font-size:1.6rem;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-brand .logo-dot{width:7px;height:7px;background:var(--cat-gold);display:inline-block;border-radius:50%;}
.footer-intro{color:rgba(255,255,255,0.6);max-width:300px;font-size:0.92rem;line-height:1.85;margin-bottom:22px;}
.footer-title{display:block;color:#fff;font-weight:600;font-size:1rem;margin-bottom:14px;letter-spacing:0.04em;}
.footer-link{list-style:none;padding:0;margin:0;}
.footer-link li{margin-bottom:5px;}
.footer-link a{color:rgba(255,255,255,0.62);transition:color .25s,padding-left .25s;display:inline-block;}
.footer-link a:hover{color:var(--cat-gold);padding-left:4px;}
.footer-info{line-height:2;}
.footer-info i{color:var(--cat-gold);margin-right:8px;}
.footer-end{border-top:1px solid rgba(255,255,255,0.12);padding:22px 0;font-size:0.85rem;color:rgba(255,255,255,0.45);}
.footer-end-inner{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;}
.footer-end a{color:rgba(255,255,255,0.45);}
.footer-end a:hover{color:#fff;}

/* media queries */
@media(max-width:1199.98px){
  .safety-grid{grid-template-columns:1fr 1fr 1fr;gap:26px;}
  .safety-intro{grid-column:1 / -1;}
}
@media(max-width:991.98px){
  .header-inner{justify-content:space-between;}
  .navbar-collapse{flex-basis:100%;border-top:1px solid var(--cat-line);margin-top:10px;padding:14px 0 20px;}
  .main-nav{gap:4px;}
  .btn-nav-cta{margin-left:0;margin-top:6px;}
  .hero-grid{grid-template-columns:1fr;gap:42px;padding-top:52px;}
  .ring-col{justify-content:center;}
  .service-grid{gap:22px;}
  .service-card:nth-child(even){transform:none;}
  .compare-panel .sec-title,.compare-panel .sec-desc{margin-left:0;}
  .lead-grid{grid-template-columns:1fr;gap:40px;}
  .news-wrap{grid-template-columns:1fr;gap:44px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px 44px;}
  .safety-grid{grid-template-columns:1fr;gap:24px;}
}
@media(min-width:768px){
  .cmp-grid{margin-bottom:12px;}
}
@media(max-width:767.98px){
  .topbar-right span{display:none;}
  .topbar-right a{white-space:nowrap;}
  .stats-grid{grid-template-columns:1fr 1fr;gap:28px 22px;}
  .stat-item + .stat-item{border-left:0;padding-left:0;}
  .stat-item:nth-child(even){border-left:1px solid var(--cat-line);padding-left:22px;}
  .service-grid{grid-template-columns:1fr;}
  .cmp-grid{grid-template-columns:1fr;}
  .vs-badge{left:50%;top:0;transform:translate(-50%,-50%);}
  .cmp-card{padding:28px 24px;}
  .cmp-after{margin-top:28px;}
  .hero-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:34px;}
  .footer-intro{max-width:100%;}
  .footer-end-inner{flex-direction:column;align-items:flex-start;}
}
@media(max-width:575.98px){
  .brand-logo{font-size:1.35rem;}
  .nav-link-cat{padding:8px 14px;}
  .cat-hero .hero-copy h1{font-size:1.8rem;}
  .hero-sub{font-size:0.95rem;}
  .topbar-left{font-size:12px;}
  .ring-card{padding:24px 18px;}
  .sec-head.center{text-align:left;}
  .sec-head.center .eyebrow::after{display:none;}
  .news-grid{grid-template-columns:1fr;}
  .news-item{flex-direction:column;gap:4px;}
  .news-date{min-width:0;}
  .news-item:hover{padding-left:4px;}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category1 */
/* ========== 快猫设计系统 ========== */
:root{
  --cat-brand:#0B6B5A;
  --cat-brand-dark:#075548;
  --cat-deep:#0B2D26;
  --cat-gold:#C9A227;
  --cat-cream:#F8F7F4;
  --cat-white:#FFFFFF;
  --cat-ink:#20201C;
  --cat-body:#5F5F57;
  --cat-soft:#8D8D82;
  --cat-line:#E7E5DF;
  --cat-shadow:0 1px 2px rgba(0,0,0,0.04), 0 4px 12px rgba(0,0,0,0.04);
  --cat-shadow-lg:0 6px 24px rgba(0,0,0,0.08);
  --cat-radius:6px;
  --cat-radius-lg:12px;
  --cat-radius-xl:18px;
}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--cat-cream);
  color:var(--cat-ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;}
a{text-decoration:none;color:inherit;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
.cat-container{width:100%;max-width:1220px;margin:0 auto;padding-left:clamp(18px,4vw,48px);padding-right:clamp(18px,4vw,48px);}
ul,ol{margin:0;padding:0;list-style:none;}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--cat-gold);outline-offset:2px;}

/* ========== 按钮 ========== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-weight:600;
  border-radius:var(--cat-radius);
  padding:0.8rem 1.55rem;
  transition:background .25s ease,color .25s ease,transform .2s ease,box-shadow .25s ease,border-color .25s ease;
}
.btn-cat{background:var(--cat-brand);color:#fff;border:1px solid transparent;}
.btn-cat:hover{background:var(--cat-brand-dark);color:#fff;transform:translateY(-2px);box-shadow:0 8px 20px rgba(11,107,90,0.22);}
.btn-cat:active{transform:scale(0.98);}
.btn-ghost-light{background:rgba(255,255,255,0.07);color:#fff;border:1px solid rgba(255,255,255,0.4);}
.btn-ghost-light:hover{background:rgba(255,255,255,0.15);color:#fff;border-color:rgba(255,255,255,0.7);transform:translateY(-2px);}
.btn-ghost-light:active{transform:scale(0.98);}
.btn-outline-cat{background:transparent;color:var(--cat-brand);border:1px solid rgba(11,107,90,0.35);}
.btn-outline-cat:hover{background:rgba(11,107,90,0.06);color:var(--cat-brand-dark);border-color:var(--cat-brand);transform:translateY(-2px);}
.btn-outline-cat:active{transform:scale(0.98);}
.btn-lg-cat{padding:0.95rem 1.9rem;font-size:1rem;border-radius:var(--cat-radius-lg);}

/* ========== 顶部信息条 ========== */
.topbar{
  height:36px;
  background:var(--cat-deep);
  color:rgba(255,255,255,0.74);
  font-size:13px;
  position:relative;
  z-index:1031;
}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;height:36px;gap:20px;}
.topbar a{color:#fff;transition:opacity .25s;}
.topbar a:hover{opacity:.8;}
.topbar-left{display:inline-flex;align-items:center;gap:6px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}
.topbar-left i{color:var(--cat-gold);margin-right:4px;}
.topbar-right{display:inline-flex;align-items:center;gap:18px;white-space:nowrap;}
.topbar-right span i{color:var(--cat-gold);margin-right:4px;}

/* ========== 主导航 ========== */
.header-nav{
  position:sticky;
  top:0;
  z-index:1030;
  background:var(--cat-white);
  border-bottom:1px solid var(--cat-line);
  box-shadow:0 8px 30px rgba(0,0,0,0.03);
}
.navbar{padding:0;min-height:72px;}
.header-inner{display:flex;align-items:center;justify-content:space-between;width:100%;min-height:72px;flex-wrap:wrap;}
.brand-logo{display:inline-flex;align-items:baseline;gap:4px;font-size:1.6rem;font-weight:700;letter-spacing:-0.03em;color:var(--cat-ink);line-height:1.2;}
.brand-logo .logo-mark{color:var(--cat-brand);}
.brand-logo .logo-dot{width:8px;height:8px;border-radius:50%;background:var(--cat-gold);display:inline-block;margin-left:2px;transform:translateY(-2px);}
.main-nav{gap:6px;}
.nav-link-cat{
  display:block;
  padding:10px 16px;
  font-weight:500;
  color:var(--cat-body);
  border-radius:var(--cat-radius);
  position:relative;
  transition:color .25s ease,background .25s ease;
}
.nav-link-cat:hover{color:var(--cat-brand);background:rgba(11,107,90,0.06);}
.nav-link-cat.active{color:var(--cat-brand);font-weight:600;background:rgba(11,107,90,0.08);}
.btn-nav-cta{margin-left:14px;padding:0.65rem 1.25rem;font-size:0.95rem;}
.navbar-toggler{border:1px solid var(--cat-line);padding:0.3rem 0.6rem;border-radius:var(--cat-radius);}
.navbar-toggler:focus{box-shadow:0 0 0 3px rgba(11,107,90,0.12);box-shadow:none;}

/* ========== 通用版块 ========== */
.section{padding:clamp(56px,8vw,112px) 0;}
.section-white{background:var(--cat-white);}
.section-tint{background:var(--cat-cream);}
.sec-kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:700;
  letter-spacing:.12em;
  color:var(--cat-brand);
  margin-bottom:10px;
}
.sec-kicker::before{content:"";width:22px;height:2px;background:var(--cat-gold);border-radius:2px;}
.sec-kicker.center::after{content:"";width:22px;height:2px;background:var(--cat-gold);border-radius:2px;margin-left:8px;}
.sec-title{
  margin:0 0 14px;
  font-size:clamp(1.8rem,3.4vw,2.7rem);
  font-weight:700;
  line-height:1.22;
  letter-spacing:-0.025em;
}
.sec-desc{
  max-width:680px;
  margin:0;
  color:var(--cat-body);
  font-size:1.03rem;
}
.sec-desc.center{margin-left:auto;margin-right:auto;}

/* ========== 分类 Hero ========== */
.clist-hero{
  position:relative;
  background:var(--cat-deep);
  color:#fff;
  overflow:hidden;
}
.cl-hero-bg{
  position:absolute;
  inset:0;
  background-size:cover;
  background-position:center 32%;
  opacity:0.22;
}
.clist-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(ellipse at 74% 38%,rgba(201,162,39,0.16),transparent 42%),
    linear-gradient(118deg,rgba(11,45,38,0.98),rgba(11,107,90,0.32) 72%,rgba(8,55,46,0.82));
}
.clist-hero::after{
  content:"";
  position:absolute;
  top:0;left:0;
  width:100%;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,0.25),transparent);
}
.cl-hero-container{
  position:relative;
  z-index:2;
  padding:24px 0 clamp(68px,9vw,116px);
}
.cl-breadcrumb{border-bottom:1px solid rgba(255,255,255,0.18);padding-bottom:20px;margin-bottom:42px;}
.cl-breadcrumb .breadcrumb{margin:0;}
.cl-breadcrumb .breadcrumb-item{font-size:13.5px;color:rgba(255,255,255,0.6);}
.cl-breadcrumb .breadcrumb-item a{color:rgba(255,255,255,0.78);transition:color .25s;}
.cl-breadcrumb .breadcrumb-item a:hover{color:#fff;}
.cl-breadcrumb .breadcrumb-item.active{color:var(--cat-gold);}
.breadcrumb-item+.breadcrumb-item::before{content:"/";color:rgba(255,255,255,0.45);}
.cl-hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1.18fr) minmax(0,410px);
  gap:clamp(2.4rem,6vw,5.2rem);
  align-items:center;
}
.hero-copy-mobile{ margin-bottom:28px; }
.cl-hero-title{
  margin:18px 0 0;
  font-size:clamp(2.1rem,4.6vw,3.55rem);
  font-weight:700;
  line-height:1.16;
  letter-spacing:-0.035em;
  color:#fff;
}
.cl-hero-title span{color:#F0C662;}
.cl-lead-text{
  max-width:690px;
  margin:20px 0 0;
  font-size:1.05rem;
  line-height:1.9;
  color:rgba(255,255,255,0.8);
}
.cl-hero-tag{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:6px 13px;
  border-radius:999px;
  background:rgba(255,255,255,0.09);
  border:1px solid rgba(255,255,255,0.22);
  font-size:12.5px;
  color:rgba(255,255,255,0.86);
}
.cl-hero-tag i{color:var(--cat-gold);}
.cl-hero-feature{
  display:flex;
  flex-wrap:wrap;
  gap:8px 20px;
  margin-top:24px;
  font-size:0.92rem;
  color:rgba(255,255,255,0.66);
}
.cl-hero-feature i{color:var(--cat-gold);margin-right:4px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-actions .btn{align-items:center;}

/* 右侧信号卡 */
.cl-signal-card{
  width:100%;
  background:var(--cat-white);
  color:var(--cat-ink);
  border-radius:var(--cat-radius-xl);
  box-shadow:0 30px 60px rgba(0,0,0,0.28);
  overflow:hidden;
  border:1px solid rgba(255,255,255,0.52);
}
.sig-card-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:16px 20px;
  border-bottom:1px solid var(--cat-line);
  background:rgba(248,247,244,0.64);
  font-size:13px;
  font-weight:600;
  color:var(--cat-brand);
}
.sig-card-head .sig-live{display:inline-flex;align-items:center;gap:7px;color:var(--cat-body);font-weight:500;}
.sig-live i{color:var(--cat-brand);}
.sig-card-media{padding:0;position:relative;}
.sig-card-media img{width:100%;height:150px;object-fit:cover;}
.sig-card-media::after{
  content:"快猫极速热榜 · 当前批次信号";
  position:absolute;
  bottom:12px;left:12px;
  padding:5px 11px;
  border-radius:999px;
  font-size:12px;
  background:rgba(11,45,38,0.78);
  color:#fff;
  backdrop-filter:blur(4px);
}
.sig-body{padding:18px 20px 20px;}
.sig-types{display:flex;flex-wrap:wrap;gap:7px;}
.sig-types span{
  padding:3px 10px;
  border-radius:999px;
  font-size:12px;
  background:rgba(11,107,90,0.08);
  color:var(--cat-brand);
  border:1px solid rgba(11,107,90,0.12);
}
.sig-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:17px;}
.sig-num{background:var(--cat-cream);border:1px solid var(--cat-line);border-radius:var(--cat-radius-lg);padding:12px 8px;text-align:center;}
.sig-num strong{display:block;font-size:1.35rem;font-weight:700;color:var(--cat-ink);font-variant-numeric:tabular-nums;letter-spacing:-0.02em;}
.sig-num span{display:block;margin-top:2px;font-size:12px;color:var(--cat-soft);}
.sig-note{
  margin-top:16px;
  font-size:13px;
  color:var(--cat-body);
  border-top:1px dashed var(--cat-line);
  padding-top:13px;
  display:flex;
  gap:6px;
}
.sig-note i{color:var(--cat-gold);}

/* ========== Hero 指标条 ========== */
.cl-metric-strip{
  background:rgba(255,255,255,0.08);
  border-top:1px solid rgba(255,255,255,0.16);
  margin-top:56px;
  padding:24px 22px;
  border-radius:var(--cat-radius-xl);
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
  backdrop-filter:blur(6px);
}
.cl-metric-item{display:flex;gap:13px;align-items:center;}
.cl-metric-item .m-icon{
  width:42px;height:42px;
  flex:0 0 42px;
  border-radius:var(--cat-radius-lg);
  background:rgba(255,255,255,0.12);
  color:var(--cat-gold);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:1.1rem;
}
.cl-metric-item b{display:block;color:#fff;font-size:1.32rem;font-weight:700;line-height:1.12;font-variant-numeric:tabular-nums;}
.cl-metric-item small{display:block;font-size:12.5px;color:rgba(255,255,255,0.54);}

/* ========== 榜单阅读目录区 ========== */
.guide-shell{
  display:grid;
  grid-template-columns:280px minmax(0,1fr);
  gap:clamp(2rem,6vw,5rem);
  margin-top:clamp(32px,5vw,58px);
  align-items:start;
}
.guide-index{
  position:sticky;
  top:104px;
  background:var(--cat-cream);
  border:1px solid var(--cat-line);
  border-radius:var(--cat-radius-lg);
  padding:28px 24px;
}
.guide-index .index-title{
  display:block;
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.12em;
  color:var(--cat-soft);
  padding-bottom:12px;
  border-bottom:1px solid var(--cat-line);
}
.guide-index ul{margin-top:14px;}
.guide-index li{margin:3px 0;}
.anchor-btn{
  display:block;
  padding:8px 12px;
  border-radius:var(--cat-radius);
  color:var(--cat-body);
  font-size:14.5px;
  font-weight:500;
  border-left:2px solid transparent;
  transition:background .25s ease,color .25s ease,border-color .25s ease;
}
.anchor-btn:hover{background:rgba(11,107,90,0.06);color:var(--cat-brand);}
.anchor-btn i{color:var(--cat-gold);margin-right:8px;font-size:0.75em;}
.guide-index .index-card-note{
  background:var(--cat-white);
  border-radius:var(--cat-radius);
  padding:14px;
  margin-top:18px;
  font-size:13px;
  line-height:1.7;
  color:var(--cat-body);
}
.index-card-note i{color:var(--cat-brand);margin-right:6px;}
.guide-detail > article{
  padding:38px 0;
  border-bottom:1px solid var(--cat-line);
  display:grid;
  grid-template-columns:64px minmax(0,1fr);
  gap:24px;
}
.guide-detail > article:first-child{padding-top:0;}
.guide-detail > article:last-child{border-bottom:0;padding-bottom:0;}
.g-num{
  font-size:1rem;
  color:var(--cat-gold);
  font-weight:700;
  letter-spacing:.06em;
  padding-top:6px;
}
.guide-content h3{font-size:1.3rem;font-weight:700;margin:0 0 8px;}
.guide-content p{margin:0;color:var(--cat-body);font-size:0.98rem;}
.guide-content .channel-chip{margin-top:10px;display:inline-flex;gap:6px;flex-wrap:wrap;}
.channel-chip span{font-size:12px;background:rgba(11,107,90,0.08);color:var(--cat-brand);border-radius:999px;padding:2px 10px;}

/* ========== 图字对照板块 ========== */
.split-feature{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,560px);
  gap:clamp(2rem,6vw,5.2rem);
  align-items:center;
}
.split-media{
  border-radius:var(--cat-radius-xl);
  overflow:hidden;
  position:relative;
  box-shadow:0 20px 50px rgba(0,0,0,0.10);
}
.split-media img{width:100%;height:100%;min-height:390px;object-fit:cover;}
.split-media .media-tag{
  position:absolute;
  left:18px;top:18px;
  background:rgba(11,45,38,0.84);
  color:#fff;
  border-radius:999px;
  padding:6px 13px;
  font-size:12.5px;
  backdrop-filter:blur(4px);
}
.split-body{padding:18px 0;}
.split-body h2{font-size:clamp(1.7rem,3vw,2.5rem);font-weight:700;line-height:1.25;letter-spacing:-0.025em;margin:0 0 18px;}
.split-body p{color:var(--cat-body);max-width:620px;}
.tick-list{margin-top:22px;display:grid;gap:12px;}
.tick-list li{display:flex;gap:10px;align-items:flex-start;}
.tick-list i{color:var(--cat-brand);margin-top:4px;font-size:1.05rem;}
.tick-list span{color:var(--cat-ink);font-weight:500;}
.tick-list small{display:block;color:var(--cat-body);font-weight:400;font-size:0.9rem;}

/* ========== 快速上手时间线 ========== */
.path-head{margin-bottom:clamp(28px,4vw,46px);}
.path-list{
  counter-reset:path;
  border-top:1px solid var(--cat-line);
}
.path-list li{
  display:grid;
  grid-template-columns:76px minmax(0,1fr);
  gap:30px;
  padding:36px 0 38px;
  border-bottom:1px solid var(--cat-line);
  transition:padding-left .3s ease;
}
.path-list li:hover{padding-left:6px;}
.path-list .p-num{
  font-size:2rem;
  font-weight:700;
  color:var(--cat-line);
  line-height:1;
  font-variant-numeric:tabular-nums;
  transition:color .3s ease;
  padding-top:4px;
}
.path-list li:hover .p-num{color:var(--cat-gold);}
.path-body{max-width:780px;}
.path-body h3{font-size:1.28rem;font-weight:700;margin:0 0 8px;}
.path-body p{margin:0;color:var(--cat-body);font-size:0.98rem;max-width:680px;}
.path-body .path-mini{display:block;margin-top:12px;font-size:13px;color:var(--cat-brand);font-weight:600;}

/* ========== FAQ ========== */
.faq-wrap{max-width:880px;margin-top:clamp(28px,5vw,48px);}
.accordion-item{
  background:var(--cat-white);
  border:1px solid var(--cat-line) !important;
  border-radius:var(--cat-radius-lg) !important;
  margin-bottom:14px;
  overflow:hidden;
  box-shadow:0 1px 0 rgba(0,0,0,0.01);
  transition:box-shadow .3s ease,border-color .3s ease;
}
.accordion-item:hover{border-color:rgba(11,107,90,0.24) !important;box-shadow:0 6px 18px rgba(0,0,0,0.04);}
.accordion-button{
  background:transparent !important;
  box-shadow:none !important;
  color:var(--cat-ink);
  font-weight:600;
  font-size:1rem;
  padding:1.1rem 1.4rem;
}
.accordion-button:not(.collapsed){color:var(--cat-brand) !important;}
.accordion-button:focus{box-shadow:none;outline:2px solid rgba(201,162,39,0.55);outline-offset:-2px;}
.accordion-button::after{background-image:none;width:0;height:0;}
.accordion-button .faq-icon{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:26px;height:26px;
  border-radius:50%;
  background:rgba(11,107,90,0.08);
  color:var(--cat-brand);
  margin-left:auto;
  transition:transform .3s ease;
  flex:0 0 26px;
}
.accordion-button:not(.collapsed) .faq-icon{transform:rotate(180deg);}
.accordion-button .faq-icon::after{content:"\f106";font-family:"bootstrap-icons" !important;}
.accordion-body{color:var(--cat-body);padding:0.2rem 1.4rem 1.35rem;line-height:1.9;font-size:0.95rem;}

/* ========== CTA ========== */
.cta-box{
  border-radius:var(--cat-radius-xl);
  background:var(--cat-deep);
  overflow:hidden;
  position:relative;
  padding:clamp(46px,7vw,78px) clamp(20px,5vw,72px);
  color:#fff;
}
.cta-box::before{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(circle at 18% 40%,rgba(201,162,39,0.15),transparent 24%),radial-gradient(circle at 82% 30%,rgba(11,107,90,0.42),transparent 36%);
}
.cta-box .cta-inner{position:relative;z-index:2;max-width:760px;}
.cta-box h2{font-size:clamp(1.7rem,3.2vw,2.7rem);font-weight:700;letter-spacing:-0.02em;line-height:1.24;margin:0 0 16px;}
.cta-box p{color:rgba(255,255,255,0.75);margin:0 0 28px;line-height:1.9;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ========== 页脚 ========== */
.site-footer{
  background:var(--cat-deep);
  color:rgba(255,255,255,0.72);
  border-top:1px solid rgba(255,255,255,0.06);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 0.8fr 0.9fr 1fr;
  gap:clamp(24px,4vw,56px);
  padding:clamp(48px,6vw,72px) 0 38px;
}
.footer-brand{
  display:inline-flex;
  align-items:baseline;
  gap:4px;
  color:#fff;
  font-size:1.65rem;
  font-weight:700;
  letter-spacing:-0.03em;
  margin-bottom:12px;
}
.footer-brand span{color:var(--cat-gold);}
.footer-brand .logo-dot{width:8px;height:8px;border-radius:50%;background:var(--cat-gold);display:inline-block;}
.footer-intro{margin:0;font-size:0.95rem;line-height:1.9;color:rgba(255,255,255,0.6);max-width:400px;}
.footer-title{
  display:block;
  color:#fff;
  font-weight:600;
  margin-bottom:16px;
  font-size:1rem;
}
.footer-link li,.footer-info li{margin-bottom:9px;}
.footer-link a,.footer-info li{
  color:rgba(255,255,255,0.6);
  font-size:0.92rem;
  transition:color .25s ease,transform .25s ease;
  display:inline-flex;
  align-items:center;
  gap:7px;
}
.footer-link a:hover{
  color:var(--cat-gold);
  transform:translateX(3px);
}
.footer-info i{color:rgba(201,162,39,0.85);}
.footer-end{
  border-top:1px solid rgba(255,255,255,0.1);
}
.footer-end-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:10px;
  padding:18px 0;
  font-size:0.88rem;
  color:rgba(255,255,255,0.46);
}
.footer-end-inner i{color:var(--cat-gold);}
.footer-lights{display:flex;flex-wrap:wrap;gap:8px 14px;}
.footer-lights span{background:rgba(255,255,255,0.08);padding:3px 12px;border-radius:999px;font-size:12px;}

/* ========== 响应式 ========== */
@media (max-width:1199.98px){
  .cl-hero-grid{grid-template-columns:minmax(0,1.1fr) minmax(0,380px);gap:2.4rem;}
  .cl-metric-item{display:block;}
  .cl-metric-item .m-icon{margin-bottom:8px;}
  .split-feature{grid-template-columns:minmax(0,0.92fr) minmax(0,1fr);gap:2.2rem;}
  .split-media img{min-height:340px;}
}
@media (max-width:991.98px){
  .navbar-collapse{padding:10px 0 18px;border-top:1px solid var(--cat-line);}
  .navbar-nav.main-nav{margin-left:0;padding-top:8px;gap:2px;}
  .btn-nav-cta{margin:12px 0 0 0;width:fit-content;}
  .cl-hero-container{padding-top:18px;}
  .cl-hero-grid{grid-template-columns:1fr;gap:2.4rem;}
  .cl-signal-card{max-width:480px;}
  .cl-metric-strip{grid-template-columns:repeat(2,1fr);gap:18px;}
  .cl-metric-item+.cl-metric-item{display:flex;}
  .guide-shell{grid-template-columns:1fr;gap:2rem;}
  .guide-index{position:relative;top:auto;}
  .split-feature{grid-template-columns:1fr;}
  .split-media{max-width:600px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:767.98px){
  .topbar-right{display:none;}
  .topbar-left{justify-content:center;width:100%;font-size:12.5px;}
  .section{padding:clamp(46px,8vw,80px) 0;}
  .cl-hero-title{letter-spacing:-0.02em;}
  .hero-actions .btn{width:100%;}
  .cl-metric-strip{grid-template-columns:1fr 1fr;padding:18px;}
  .cl-metric-item{display:block;text-align:left;}
  .cl-metric-item .m-icon{margin-bottom:8px;}
  .guide-detail > article{grid-template-columns:56px 1fr;gap:16px;}
  .split-media img{min-height:260px;}
  .path-list li{grid-template-columns:60px 1fr;gap:16px;padding:28px 0;}
  .footer-grid{grid-template-columns:1fr;padding:40px 0 30px;}
  .footer-end-inner{justify-content:center;text-align:center;}
}
@media (max-width:575.98px){
  .topbar-left{width:100%;justify-content:center;}
  .cl-metric-strip{grid-template-columns:1fr;}
  .sig-stats{grid-template-columns:1fr 1fr;}
  .cl-hero-feature{gap:8px 12px;}
  .guide-detail > article{grid-template-columns:1fr;gap:8px;}
  .g-num{padding-top:0;}
  .cta-actions .btn{width:100%;}
  .footer-end-inner>span:last-child{font-size:0.8rem;}
  .navbar-toggler{display:inline-flex;align-items:center;}
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}