/* roulang page: index */
:root{
  --brand:#1F7A6B;
  --brand-dark:#14584E;
  --brand-light:#4FB3A0;
  --accent:#F0874A;
  --accent-light:#F6B26B;
  --bg:#FAF8F4;
  --bg-alt:#F1EDE5;
  --dark:#0F1E1B;
  --text:#16211E;
  --text-2:#4A5754;
  --text-3:#7C8783;
  --line:#E3DDD2;
  --ok:#2E9E6B;
  --warn:#D9A02B;
  --err:#D9603B;
  --grad:linear-gradient(115deg,#1F7A6B 0%,#2E9C86 48%,#F0874A 100%);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-1:0 6px 24px rgba(15,30,27,.07);
  --sh-2:0 16px 40px rgba(15,30,27,.12);
  --sh-3:0 24px 60px rgba(15,30,27,.16);
  --font:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
  --num:"DIN Alternate",Oswald,ui-monospace,SFMono-Regular,Menlo,monospace;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .22s ease;}
a:hover{color:var(--brand-dark);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;letter-spacing:0;}
h1{font-size:44px;font-weight:800;line-height:1.25;}
h2{font-size:32px;line-height:1.35;}
h3{font-size:22px;font-weight:600;line-height:1.5;}
h4{font-size:18px;font-weight:600;}
p{margin:0 0 1.15em;}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:32px;padding-right:32px;}
.section{padding:96px 0;}
.section-tight{padding:72px 0;}
.sec-head{max-width:760px;margin-bottom:48px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--brand);
  background:rgba(31,122,107,.12);
  border-radius:var(--r-pill);padding:6px 16px;margin-bottom:18px;
}
.sec-head h2{margin-bottom:16px;}
.sec-head .lead{color:var(--text-2);font-size:17px;margin:0;}
.muted{color:var(--text-3);}

/* ===== Buttons ===== */
.btn-brand,.btn-outline-brand,.btn-light-brand,.btn-ghost-light{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 30px;
  border-radius:var(--r-pill);
  font-size:16px;font-weight:600;
  border:1.5px solid transparent;
  cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background-color .22s ease,color .22s ease,border-color .22s ease;
}
.btn-brand{background:var(--grad);background-size:160% 160%;color:#fff;box-shadow:0 8px 22px rgba(31,122,107,.24);}
.btn-brand:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);background-position:100% 0;}
.btn-brand:active{transform:translateY(1px);}
.btn-outline-brand{background:transparent;border-color:var(--brand);color:var(--brand);}
.btn-outline-brand:hover{background:rgba(31,122,107,.08);color:var(--brand-dark);transform:translateY(-2px);}
.btn-light-brand{background:#fff;color:var(--brand);box-shadow:var(--sh-1);}
.btn-light-brand:hover{background:var(--brand-dark);color:#fff;transform:translateY(-2px);}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.7);color:#fff;}
.btn-ghost-light:hover{background:rgba(255,255,255,.14);color:#fff;transform:translateY(-2px);}
.btn-brand:focus-visible,.btn-outline-brand:focus-visible,.btn-light-brand:focus-visible,.btn-ghost-light:focus-visible,
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:3px solid rgba(31,122,107,.4);outline-offset:2px;
}
.text-link{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--brand);font-size:15px;}
.text-link i{transition:transform .22s ease;}
.text-link:hover{color:var(--brand-dark);text-decoration:underline;text-underline-offset:4px;}
.text-link:hover i{transform:translateX(3px);}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(250,248,244,.92);
  border-bottom:1px solid var(--line);
  transition:background-color .28s ease,box-shadow .28s ease;
}
.site-header.is-scrolled{background:rgba(250,248,244,.98);box-shadow:var(--sh-1);}
.nav-wrap{
  display:flex;align-items:center;justify-content:space-between;
  min-height:76px;gap:20px;position:relative;
}
.nav-side{display:flex;align-items:center;gap:28px;flex:1;}
.nav-left{justify-content:flex-start;}
.nav-right{justify-content:flex-end;}
.nav-link{
  position:relative;font-size:15px;color:var(--text-2);font-weight:500;
  padding:8px 2px;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--brand);border-radius:2px;
  transform:scaleX(0);transform-origin:center;transition:transform .26s ease;
}
.nav-link:hover{color:var(--brand);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.active{color:var(--brand-dark);font-weight:700;}
.nav-link.active::after{height:3px;border-radius:3px;transform:scaleX(1);}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-name{font-size:19px;font-weight:700;color:var(--text);letter-spacing:.01em;white-space:nowrap;}
.brand:hover .brand-name{color:var(--brand-dark);}
.brand svg{flex:0 0 auto;}
.nav-cta{
  display:inline-flex;align-items:center;height:40px;padding:0 20px;
  border-radius:var(--r-pill);background:rgba(31,122,107,.1);
  color:var(--brand-dark);font-size:14px;font-weight:600;white-space:nowrap;
}
.nav-cta:hover{background:var(--brand);color:#fff;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:#fff;color:var(--brand-dark);
  font-size:18px;align-items:center;justify-content:center;
}
.mobile-panel{
  display:none;position:fixed;left:0;right:0;top:76px;bottom:0;z-index:1029;
  background:var(--bg);padding:20px 24px 32px;overflow-y:auto;
  opacity:0;transform:translateY(-10px);transition:opacity .24s ease,transform .24s ease;
}
.mobile-panel.is-open{display:block;opacity:1;transform:translateY(0);}
.mobile-panel a{
  display:flex;align-items:center;justify-content:space-between;
  font-size:18px;color:var(--text);padding:18px 4px;min-height:44px;
  border-bottom:1px solid var(--line);
}
.mobile-panel a:last-of-type{border-bottom:none;}
.mobile-panel a.active{color:var(--brand);font-weight:700;}
.mobile-panel .mobile-cta{margin-top:24px;width:100%;}

/* ===== Hero ===== */
.hero{
  position:relative;overflow:hidden;
  min-height:620px;display:flex;align-items:center;
  padding:80px 0 88px;
  background:
    radial-gradient(900px 480px at 88% 0%,rgba(240,135,74,.10),transparent 62%),
    radial-gradient(760px 520px at 0% 100%,rgba(31,122,107,.10),transparent 60%),
    var(--bg);
}
.hero-copy{padding-right:8px;}
.pill{
  display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 16px;
  border-radius:var(--r-pill);font-size:14px;font-weight:600;
  background:rgba(31,122,107,.12);color:var(--brand-dark);
}
.pill-ghost{background:#fff;border:1px solid var(--line);color:var(--text-2);}
.hero h1{margin:20px 0 18px;font-size:52px;}
.hero h1 .hl{
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:20px;line-height:1.6;color:var(--text-2);margin-bottom:12px;font-weight:500;}
.hero-note{font-size:14px;line-height:1.7;color:var(--text-3);margin-bottom:28px;max-width:520px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:34px;}
.stat-row{display:flex;flex-wrap:wrap;gap:12px;}
.stat-badge{
  display:inline-flex;align-items:baseline;gap:8px;
  height:44px;padding:0 18px;border-radius:var(--r-pill);
  font-size:14px;font-weight:600;color:var(--text-2);
  border:1.5px solid transparent;
  background-image:linear-gradient(#fff,#fff),var(--grad);
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:var(--sh-1);
}
.stat-badge b{font-family:var(--num);font-size:22px;font-weight:700;color:var(--brand);letter-spacing:-.02em;}
.hero-media{
  position:relative;border-radius:28px;overflow:hidden;
  box-shadow:var(--sh-2);
  box-shadow:var(--sh-2),inset 0 0 0 2px rgba(255,255,255,.65);
}
.hero-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(31,122,107,.55) 0%,rgba(31,122,107,.12) 42%,rgba(240,135,74,.18) 100%);
  pointer-events:none;
}
.hero-media-tag{
  position:absolute;left:20px;bottom:20px;z-index:2;
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(250,248,244,.94);color:var(--brand-dark);
  border-radius:var(--r-pill);padding:8px 18px;font-size:14px;font-weight:600;
}

/* ===== Pain timeline ===== */
.pain{background:var(--bg-alt);padding:96px 0;}
.timeline{position:relative;margin-top:8px;padding-left:36px;}
.timeline::before{content:"";position:absolute;left:9px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,var(--brand),var(--accent));border-radius:2px;}
.timeline-item{position:relative;padding:0 0 30px;}
.timeline-item:last-child{padding-bottom:0;}
.timeline-item::before{
  content:"";position:absolute;left:-35px;top:8px;width:20px;height:20px;border-radius:50%;
  background:#fff;border:3px solid var(--brand);box-shadow:0 0 0 4px rgba(31,122,107,.1);
}
.timeline-item h3{font-size:20px;margin-bottom:6px;}
.timeline-item p{margin:0;color:var(--text-2);font-size:16px;}
.pain-aside{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--sh-1);height:100%;
}
.pain-aside h3{font-size:20px;margin-bottom:14px;}
.pain-aside ul{list-style:none;margin:0;padding:0;}
.pain-aside li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--text-2);padding:9px 0;}
.pain-aside li i{color:var(--brand);margin-top:6px;font-size:13px;}

/* ===== Solutions ===== */
.solution-row{align-items:center;margin-bottom:56px;}
.solution-row:last-child{margin-bottom:0;}
.solution-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px;box-shadow:var(--sh-1);
  transition:transform .28s ease,box-shadow .28s ease;
}
.solution-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.num-badge{
  display:inline-flex;align-items:center;justify-content:center;
  width:52px;height:52px;border-radius:var(--r-pill);
  font-family:var(--num);font-weight:700;font-size:20px;letter-spacing:-.02em;
  border:1.5px solid transparent;color:var(--brand);
  background-image:linear-gradient(#fff,#fff),var(--grad);
  background-origin:border-box;background-clip:padding-box,border-box;
  margin-bottom:18px;
}
.solution-card h3{margin-bottom:12px;}
.solution-card p{color:var(--text-2);font-size:16px;margin-bottom:16px;}
.check-list{list-style:none;margin:0 0 20px;padding:0;}
.check-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--text-2);padding:6px 0;}
.check-list li i{color:var(--brand);font-size:13px;margin-top:7px;flex:0 0 auto;}
.figure-card{
  border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);
  border:1px solid var(--line);background:var(--bg-alt);
}
.figure-card img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .48s ease-out;}
.figure-card:hover img{transform:scale(1.03);}

/* ===== Results ===== */
.results{background:var(--dark);color:#E8E4DB;padding:96px 0;position:relative;overflow:hidden;}
.results::before{
  content:"";position:absolute;left:-10%;top:-40%;width:60%;height:120%;
  background:radial-gradient(closest-side,rgba(31,122,107,.35),transparent);
  pointer-events:none;
}
.results::after{
  content:"";position:absolute;right:-12%;bottom:-45%;width:55%;height:110%;
  background:radial-gradient(closest-side,rgba(240,135,74,.22),transparent);
  pointer-events:none;
}
.results .sec-head h2{color:#fff;}
.results .sec-head .lead{color:rgba(232,228,219,.78);}
.results .eyebrow{background:rgba(255,255,255,.08);color:var(--accent-light);}
.result-badge{
  border-radius:var(--r-lg);padding:28px 24px;height:100%;
  border:1.5px solid transparent;
  background-image:linear-gradient(#0F1E1B,#0F1E1B),var(--grad);
  background-origin:border-box;background-clip:padding-box,border-box;
}
.result-badge .num{
  font-family:var(--num);font-weight:700;font-size:40px;letter-spacing:-.02em;
  line-height:1.1;display:block;margin-bottom:10px;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.result-badge p{margin:0;font-size:14px;line-height:1.7;color:rgba(232,228,219,.78);}
.results-note{
  margin-top:40px;font-size:14px;color:rgba(232,228,219,.6);
  border-top:1px solid rgba(232,228,219,.16);padding-top:20px;
}

/* ===== Testimonials ===== */
.testi-row{display:flex;gap:24px;align-items:stretch;}
.testi-card{
  flex:1;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--sh-1);position:relative;
  transition:transform .28s ease,box-shadow .28s ease;
}
.testi-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.testi-wide{flex:1.3;}
.testi-quote{
  font-family:Georgia,serif;font-size:52px;line-height:1;color:rgba(31,122,107,.22);
  display:block;margin-bottom:6px;
}
.testi-card p{font-size:16px;color:var(--text-2);margin-bottom:22px;}
.testi-person{display:flex;align-items:center;gap:12px;}
.avatar{
  width:48px;height:48px;border-radius:50%;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
  background:var(--grad);color:#fff;font-weight:700;font-size:17px;
}
.testi-person .name{font-weight:600;font-size:15px;line-height:1.4;}
.testi-person .role{font-size:13px;color:var(--text-3);line-height:1.4;}

/* ===== Posts ===== */
.post-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;height:100%;display:flex;flex-direction:column;
  box-shadow:var(--sh-1);
  transition:transform .28s ease,box-shadow .28s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.post-thumb{position:relative;overflow:hidden;background:rgba(31,122,107,.08);aspect-ratio:16/9;}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .48s ease-out;}
.post-card:hover .post-thumb img{transform:scale(1.03);}
.post-body{padding:24px 28px 26px;display:flex;flex-direction:column;flex:1;}
.badge-cat{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;
  border-radius:var(--r-pill);background:rgba(31,122,107,.12);
  color:var(--brand-dark);font-size:14px;font-weight:600;
  margin-bottom:14px;align-self:flex-start;
}
.post-body h3{font-size:19px;line-height:1.5;margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-body h3 a{color:var(--text);}
.post-body h3 a:hover{color:var(--brand);}
.post-excerpt{
  font-size:15px;color:var(--text-2);line-height:1.75;margin-bottom:20px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.post-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  gap:12px;border-top:1px solid var(--line);padding-top:16px;
  font-size:13px;color:var(--text-3);
}
.empty-card{
  background:rgba(31,122,107,.06);border:1px dashed var(--line);border-radius:var(--r-lg);
  padding:48px 28px;text-align:center;
}
.empty-card i{font-size:30px;color:var(--brand);display:block;margin-bottom:14px;}
.empty-card p{color:var(--text-2);margin-bottom:12px;}

/* ===== FAQ ===== */
.faq-accordion .accordion-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  margin-bottom:14px;overflow:hidden;box-shadow:var(--sh-1);
  transition:box-shadow .26s ease;
}
.faq-accordion .accordion-item:hover{box-shadow:var(--sh-2);}
.faq-accordion .accordion-item.is-open{border-left:4px solid var(--brand);}
.faq-accordion .accordion-button{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  width:100%;min-height:56px;padding:16px 22px;
  background:#fff;border:0;box-shadow:none;
  font-size:17px;font-weight:600;color:var(--text);text-align:left;
}
.faq-accordion .accordion-button::after{display:none;}
.faq-accordion .accordion-button:not(.collapsed){color:var(--brand);background:#fff;}
.faq-accordion .accordion-button:focus{box-shadow:none;outline:3px solid rgba(31,122,107,.4);outline-offset:-3px;}
.faq-arrow{color:var(--brand);transition:transform .24s ease;font-size:14px;flex:0 0 auto;}
.faq-accordion .accordion-button:not(.collapsed) .faq-arrow{transform:rotate(180deg);}
.faq-accordion .accordion-body{
  padding:0 22px 22px;font-size:16px;line-height:1.8;color:var(--text-2);
}

/* ===== CTA band ===== */
.cta-band{padding:0 0 96px;}
.cta-inner{
  background:var(--grad);border-radius:28px;padding:56px 48px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
  box-shadow:var(--sh-3);
}
.cta-inner h2{color:#fff;font-size:30px;margin-bottom:10px;}
.cta-inner p{color:rgba(255,255,255,.88);margin:0;font-size:16px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:16px;}

/* ===== Footer ===== */
.site-footer{background:var(--dark);color:#E8E4DB;border-radius:28px 28px 0 0;padding:72px 0 0;}
.footer-grid{display:grid;grid-template-columns:4fr 2fr 3fr 3fr;gap:40px;}
.footer-brand .brand-name{color:#fff;}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(232,228,219,.78);margin:16px 0 20px;max-width:340px;}
.footer-social{display:flex;gap:12px;}
.footer-social a{
  width:42px;height:42px;border-radius:var(--r-pill);
  display:flex;align-items:center;justify-content:center;
  background:rgba(232,228,219,.1);color:#E8E4DB;font-size:15px;
  transition:background-color .22s ease,color .22s ease,transform .22s ease;
}
.footer-social a:hover{background:var(--accent);color:#fff;transform:translateY(-2px);}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:18px;}
.footer-links{list-style:none;margin:0;padding:0;}
.footer-links li{margin-bottom:10px;}
.footer-links a{
  font-size:14px;color:rgba(232,228,219,.78);display:inline-block;
  transition:color .22s ease,transform .22s ease;
}
.footer-links a:hover{color:var(--accent-light);transform:translateX(2px);}
.footer-form .form-label{font-size:14px;color:rgba(232,228,219,.75);margin-bottom:6px;}
.footer-form .form-control{
  background:rgba(232,228,219,.08);border:1px solid rgba(232,228,219,.2);
  color:#fff;border-radius:var(--r-sm);min-height:48px;font-size:15px;
}
.footer-form textarea.form-control{min-height:88px;padding-top:12px;}
.footer-form .form-control::placeholder{color:rgba(232,228,219,.45);}
.footer-form .form-control:focus{
  background:rgba(232,228,219,.12);border-color:var(--brand-light);
  box-shadow:0 0 0 4px rgba(79,179,160,.18);color:#fff;
}
.footer-bottom{
  margin-top:56px;border-top:1px solid rgba(232,228,219,.16);
  padding:22px 0;font-size:13px;color:rgba(232,228,219,.6);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
}

/* ===== Responsive ===== */
@media (max-width:1199px){
  .section{padding:72px 0;}
  .pain,.results{padding:72px 0;}
  .hero h1{font-size:46px;}
  .hero{min-height:auto;padding:64px 0 72px;}
  .footer-grid{grid-template-columns:2fr 2fr;gap:36px;}
}
@media (max-width:991px){
  .nav-side,.nav-cta{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-wrap{justify-content:space-between;}
  .brand{position:absolute;left:50%;transform:translateX(-50%);}
  h1{font-size:34px;}
  .hero h1{font-size:34px;}
  h2{font-size:26px;}
  .hero-media{margin-top:32px;}
  .testi-row{overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:8px;}
  .testi-card,.testi-wide{flex:0 0 82%;scroll-snap-align:start;}
  .cta-inner{padding:40px 32px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .container{padding-left:20px;padding-right:20px;}
  .section{padding:56px 0;}
  .pain,.results{padding:56px 0;}
  h1{font-size:30px;line-height:1.3;font-weight:700;}
  .hero h1{font-size:30px;}
  h2{font-size:24px;}
  h3{font-size:19px;}
  .hero{min-height:520px;padding:48px 0 56px;}
  .hero-sub{font-size:17px;}
  .hero-actions{gap:12px;}
  .btn-brand,.btn-outline-brand,.btn-light-brand,.btn-ghost-light{width:100%;padding:0 22px;}
  .hero-actions .btn-brand,.hero-actions .btn-outline-brand{flex:1 1 100%;}
  .stat-row{gap:10px;}
  .stat-badge{height:40px;padding:0 14px;font-size:13px;}
  .stat-badge b{font-size:18px;}
  .solution-card{padding:24px;}
  .post-body{padding:20px;}
  .cta-inner{padding:32px 24px;flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;flex-direction:column;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .site-footer{padding-top:56px;border-radius:20px 20px 0 0;}
  .footer-bottom{flex-direction:column;}
  .timeline{padding-left:30px;}
}
@media (max-width:575px){
  .hero h1{font-size:28px;}
  .result-badge .num{font-size:32px;}
  .result-badge{padding:22px 18px;}
}

/* roulang page: article */
:root{
  --brand:#1F7A6B;
  --brand-dark:#14584E;
  --brand-light:#4FB3A0;
  --accent:#F0874A;
  --accent-light:#F6B26B;
  --bg:#FAF8F4;
  --bg-soft:#F1EDE5;
  --dark:#0F1E1B;
  --text:#16211E;
  --text-sub:#4A5754;
  --text-mut:#7C8783;
  --line:#E3DDD2;
  --success:#2E9E6B;
  --warn:#D9A02B;
  --danger:#D9603B;
  --grad:linear-gradient(115deg,#1F7A6B 0%,#2E9C86 48%,#F0874A 100%);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-1:0 6px 24px rgba(15,30,27,.07);
  --sh-2:0 16px 40px rgba(15,30,27,.12);
  --sh-3:0 24px 60px rgba(15,30,27,.16);
  --num:"DIN Alternate",Oswald,ui-monospace,SFMono-Regular,monospace;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .24s ease;}
a:hover{color:var(--brand-dark);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--text);letter-spacing:.01em;font-style:normal;}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
::selection{background:rgba(31,122,107,.16);}

/* ------- 导航 ------- */
.site-header{
  position:sticky;top:0;z-index:1080;
  background:rgba(250,248,244,.92);
  border-bottom:1px solid var(--line);
  transition:background .28s ease,box-shadow .28s ease;
}
.site-header.scrolled{background:rgba(250,248,244,.98);box-shadow:var(--sh-1);}
.nav-wrap{display:flex;align-items:center;height:76px;gap:16px;}
.nav-side{display:flex;align-items:center;gap:26px;flex:1 1 0;}
.nav-right{justify-content:flex-end;gap:22px;}
.nav-link{
  position:relative;font-size:15px;color:var(--text-sub);padding:6px 0;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:center;transition:transform .26s ease;
}
.nav-link:hover{color:var(--brand);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.active{color:var(--brand);font-weight:600;}
.nav-link.active::after{transform:scaleX(1);height:3px;}
.nav-cta{
  display:inline-flex;align-items:center;gap:6px;
  font-size:15px;font-weight:600;color:var(--brand);
  padding:9px 18px;border:1.5px solid var(--brand);border-radius:var(--r-pill);
  white-space:nowrap;transition:background .24s ease,color .24s ease,transform .24s ease;
}
.nav-cta:hover{background:rgba(31,122,107,.08);color:var(--brand-dark);transform:translateY(-1px);}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-name{font-size:19px;font-weight:700;color:var(--text);letter-spacing:.01em;}
.brand:hover .brand-name{color:var(--brand);}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-sm);
  background:#fff;color:var(--brand);font-size:18px;cursor:pointer;
  align-items:center;justify-content:center;transition:background .24s ease;
}
.nav-toggle:hover{background:rgba(31,122,107,.08);}
.mobile-panel{
  display:none;position:fixed;left:0;right:0;top:76px;z-index:1070;
  background:#FAF8F4;border-bottom:1px solid var(--line);
  padding:12px 20px 28px;box-shadow:var(--sh-2);
  opacity:0;transform:translateY(-8px);transition:opacity .24s ease,transform .24s ease;
}
.mobile-panel.open{display:block;opacity:1;transform:translateY(0);}
.mp-link{
  display:block;font-size:18px;color:var(--text-sub);padding:18px 4px;
  border-bottom:1px solid var(--line);min-height:44px;
}
.mp-link:hover{color:var(--brand);}
.mp-cta{display:flex;justify-content:center;margin-top:22px;}

/* ------- 按钮 ------- */
.btn-gradient{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--grad);color:#fff;font-size:16px;font-weight:600;
  padding:13px 28px;border:none;border-radius:var(--r-pill);cursor:pointer;
  box-shadow:0 8px 22px rgba(31,122,107,.26);
  transition:transform .24s ease,box-shadow .24s ease,background-position .4s ease,filter .24s ease;
}
.btn-gradient:hover{transform:translateY(-2px);box-shadow:var(--sh-2);color:#fff;filter:saturate(1.06);}
.btn-gradient:active{transform:translateY(1px);box-shadow:0 6px 16px rgba(31,122,107,.24);}
.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:var(--brand);font-size:16px;font-weight:600;
  padding:12px 26px;border:1.5px solid var(--brand);border-radius:var(--r-pill);cursor:pointer;
  transition:background .24s ease,transform .24s ease,color .24s ease;
}
.btn-outline:hover{background:rgba(31,122,107,.08);transform:translateY(-2px);color:var(--brand-dark);}
.btn-sm{padding:10px 20px;font-size:15px;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--brand);font-size:15px;}
.link-arrow i{transition:transform .24s ease;}
.link-arrow:hover{text-decoration:underline;}
.link-arrow:hover i{transform:translateX(3px);}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:3px solid rgba(31,122,107,.4);outline-offset:2px;border-radius:6px;
}

/* ------- 徽章 ------- */
.badge-cat{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;
  background:rgba(31,122,107,.12);color:var(--brand);
  font-size:14px;font-weight:600;border-radius:var(--r-pill);
}
.badge-soft{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;
  background:var(--bg-soft);color:var(--text-sub);
  font-size:14px;font-weight:600;border-radius:var(--r-pill);
}
.stat-pill{
  display:inline-flex;flex-direction:column;gap:2px;
  padding:14px 22px;border-radius:var(--r-pill);
  background:#fff;border:1.5px solid transparent;
  background-image:linear-gradient(#fff,#fff),var(--grad);
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:var(--sh-1);
}
.stat-num{font-family:var(--num);font-size:28px;font-weight:700;letter-spacing:-.02em;color:var(--brand);}
.stat-txt{font-size:13px;color:var(--text-mut);}

/* ------- 面包屑 ------- */
.crumb-bar{padding:22px 0 0;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--text-mut);}
.crumb a{color:var(--text-mut);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:#C8C2B6;}
.crumb .current{color:var(--brand);font-weight:600;}

/* ------- 文章头部条 ------- */
.page-hero{
  position:relative;overflow:hidden;
  margin-top:18px;border-radius:var(--r-lg);
  background-image:linear-gradient(115deg,rgba(241,237,229,.96) 0%,rgba(250,248,244,.9) 55%,rgba(246,178,107,.24) 100%),url("/assets/images/backpic/back-3.png");
  background-size:cover;background-position:center;
  border:1px solid var(--line);
  padding:44px 40px;
  min-height:220px;display:flex;flex-direction:column;justify-content:center;gap:16px;
}
.page-hero h1{
  font-size:38px;line-height:1.35;font-weight:800;max-width:880px;
}
.hero-rule{width:78px;height:4px;border-radius:2px;background:var(--grad);}
.meta-line{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:14px;color:var(--text-mut);}
.meta-line .dot{width:4px;height:4px;border-radius:50%;background:#C8C2B6;}

/* ------- 文章布局 ------- */
.article-section{padding:48px 0 56px;}
.article-layout{row-gap:36px;}
.article-main{min-width:0;}
.aside-col{align-self:flex-start;}
.aside-inner{position:sticky;top:100px;display:flex;flex-direction:column;gap:20px;}

.article-body{
  max-width:760px;font-size:17px;line-height:1.9;color:var(--text-sub);
}
.article-body p{margin:0 0 1.15em;}
.article-body h2{
  font-size:28px;line-height:1.35;color:var(--text);
  margin:40px 0 20px;padding-left:16px;position:relative;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:8px;bottom:8px;width:4px;border-radius:2px;background:var(--grad);
}
.article-body h3{font-size:22px;line-height:1.5;color:var(--text);margin:28px 0 14px;}
.article-body h4{font-size:18px;color:var(--text);margin:24px 0 12px;}
.article-body ul{list-style:none;margin:0 0 1.3em;}
.article-body ul li{position:relative;padding-left:22px;line-height:1.8;margin-bottom:8px;}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:.75em;width:6px;height:6px;border-radius:50%;background:var(--brand);
}
.article-body ol{margin:0 0 1.3em;padding-left:22px;}
.article-body ol li{line-height:1.8;margin-bottom:8px;}
.article-body ol li::marker{color:var(--brand);font-weight:700;}
.article-body a{color:var(--brand);border-bottom:1px solid rgba(31,122,107,.32);}
.article-body a:hover{color:var(--brand-dark);border-bottom-color:var(--brand-dark);}
.article-body strong{color:var(--text);font-weight:700;}
.article-body img{border-radius:var(--r-md);margin:28px auto;box-shadow:var(--sh-1);}
.article-body figure{margin:28px 0;}
.article-body figcaption{margin-top:10px;text-align:center;font-size:13px;color:var(--text-mut);}
.article-body blockquote{
  margin:28px 0;padding:24px 26px;background:var(--bg-soft);
  border-left:4px solid var(--brand);border-radius:0 var(--r-md) var(--r-md) 0;
  color:var(--text-sub);font-size:16.5px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body table{
  display:block;width:100%;overflow-x:auto;border-collapse:collapse;
  margin:26px 0;font-size:15.5px;border:1px solid var(--line);border-radius:var(--r-md);
}
.article-body th{background:var(--bg-soft);color:var(--text);font-weight:700;text-align:left;}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--line);white-space:nowrap;}
.article-body tr:last-child td{border-bottom:none;}
.article-body code{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:15px;
  background:var(--bg-soft);color:var(--brand-dark);padding:2px 7px;border-radius:6px;
}
.article-body pre{
  background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px 22px;overflow-x:auto;margin:26px 0;font-size:15px;line-height:1.7;
}
.article-body pre code{background:none;padding:0;color:var(--text-sub);}

/* ------- 空态 ------- */
.empty-state{
  background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:56px 32px;text-align:center;
}
.empty-state i{font-size:34px;color:var(--brand);margin-bottom:16px;display:block;}
.empty-state p{color:var(--text-sub);margin-bottom:16px;}

/* ------- 侧栏 ------- */
.aside-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--sh-1);
}
.aside-title{font-size:17px;font-weight:700;color:var(--text);margin-bottom:14px;}
.toc-list{list-style:none;display:flex;flex-direction:column;gap:10px;}
.toc-list a{
  display:block;font-size:14.5px;color:var(--text-sub);line-height:1.6;
  padding-left:12px;border-left:2px solid var(--line);transition:all .22s ease;
}
.toc-list a:hover{color:var(--brand);border-left-color:var(--brand);padding-left:16px;}
.toc-list .toc-h3 a{padding-left:24px;font-size:14px;}
.check-list{list-style:none;display:flex;flex-direction:column;gap:12px;}
.check-list li{position:relative;padding-left:26px;font-size:14.5px;color:var(--text-sub);line-height:1.7;}
.check-list li i{position:absolute;left:0;top:4px;color:var(--brand);font-size:13px;}
.aside-cta{
  background:var(--dark);border-color:var(--dark);color:#E8E4DB;
}
.aside-cta .aside-title{color:#fff;}
.aside-cta p{font-size:14.5px;color:rgba(232,228,219,.78);margin-bottom:18px;line-height:1.75;}

/* ------- 标签行 / 文章导航 ------- */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin:44px 0 32px;padding-top:28px;border-top:1px solid var(--line);}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;
  background:rgba(31,122,107,.1);color:var(--brand);font-size:13.5px;font-weight:600;border-radius:var(--r-pill);
}
.tag.alt{background:rgba(240,135,74,.12);color:#C96A31;}
.post-nav{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 24px;background:var(--bg-soft);border-radius:var(--r-lg);
}
.post-nav .back-link{display:inline-flex;align-items:center;gap:8px;font-weight:600;color:var(--brand);}
.post-nav .back-link i{transition:transform .24s ease;}
.post-nav .back-link:hover i{transform:translateX(-3px);}
.post-nav .next-link{display:inline-flex;align-items:center;gap:8px;font-weight:600;color:var(--brand);}
.post-nav .next-link i{transition:transform .24s ease;}
.post-nav .next-link:hover i{transform:translateX(3px);}

/* ------- 相关推荐 ------- */
.related-section{padding:8px 0 64px;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;}
.sec-head h2{font-size:30px;}
.sec-head .sec-sub{font-size:15px;color:var(--text-mut);margin-top:6px;}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.related-card{
  display:flex;flex-direction:column;gap:12px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:20px;box-shadow:var(--sh-1);color:var(--text);
  transition:transform .3s ease,box-shadow .3s ease;
}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);color:var(--text);}
.related-card .thumb{
  display:block;aspect-ratio:16/9;overflow:hidden;border-radius:var(--r-md);
  background:rgba(31,122,107,.08);
}
.related-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .48s ease-out;}
.related-card:hover .thumb img{transform:scale(1.03);}
.related-card h3{font-size:18px;line-height:1.55;font-weight:600;}
.related-card:hover h3{color:var(--brand);}
.meta-mini{font-size:13.5px;color:var(--text-mut);}

/* ------- CTA 带 ------- */
.cta-band{padding:0 0 72px;}
.cta-inner{
  background:var(--grad);border-radius:28px;padding:52px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  box-shadow:var(--sh-2);
}
.cta-inner h2{color:#fff;font-size:30px;margin-bottom:10px;}
.cta-inner p{color:rgba(255,255,255,.9);margin:0;font-size:16px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}
.btn-light{
  display:inline-flex;align-items:center;gap:8px;background:#fff;color:var(--brand);
  font-weight:700;font-size:16px;padding:13px 28px;border-radius:var(--r-pill);border:none;cursor:pointer;
  transition:transform .24s ease,box-shadow .24s ease,color .24s ease;
}
.btn-light:hover{transform:translateY(-2px);box-shadow:var(--sh-2);color:var(--brand-dark);}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;background:transparent;color:#fff;
  font-weight:600;font-size:16px;padding:12px 26px;border:1.5px solid rgba(255,255,255,.75);
  border-radius:var(--r-pill);cursor:pointer;transition:background .24s ease,transform .24s ease;
}
.btn-ghost:hover{background:rgba(255,255,255,.14);transform:translateY(-2px);color:#fff;}

/* ------- 页脚 ------- */
.site-footer{
  background:var(--dark);color:#E8E4DB;border-radius:28px 28px 0 0;
  padding:72px 0 0;margin-top:24px;
}
.footer-grid{display:grid;grid-template-columns:4fr 2fr 3fr 3fr;gap:40px;}
.footer-brand .brand-name{color:#fff;}
.footer-brand p{font-size:14.5px;color:rgba(232,228,219,.78);line-height:1.8;margin:18px 0 20px;}
.footer-social{display:flex;gap:12px;}
.footer-social a{
  width:40px;height:40px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);color:#4FB3A0;font-size:15px;transition:background .24s ease,transform .24s ease;
}
.footer-social a:hover{background:rgba(79,179,160,.24);transform:translateY(-2px);color:#F6B26B;}
.footer-title{font-size:16px;color:#fff;margin-bottom:18px;}
.footer-links{list-style:none;display:flex;flex-direction:column;gap:12px;}
.footer-links a{
  font-size:14px;color:rgba(232,228,219,.78);transition:color .24s ease,transform .24s ease;display:inline-block;
}
.footer-links a:hover{color:var(--accent-light);transform:translateX(2px);}
.footer-form .form-label{font-size:14px;color:rgba(232,228,219,.85);margin-bottom:6px;display:block;}
.footer-form .form-control{
  width:100%;height:48px;border-radius:var(--r-sm);border:1px solid rgba(227,221,210,.24);
  background:rgba(255,255,255,.06);color:#fff;font-size:15px;padding:0 14px;
  transition:border-color .24s ease,box-shadow .24s ease;
}
.footer-form textarea.form-control{height:auto;padding:12px 14px;line-height:1.6;}
.footer-form .form-control::placeholder{color:rgba(232,228,219,.45);}
.footer-form .form-control:focus{
  background:rgba(255,255,255,.1);border-color:var(--brand-light);color:#fff;
  box-shadow:0 0 0 4px rgba(31,122,107,.18);outline:none;
}
.footer-bottom{
  margin-top:56px;padding:22px 0;border-top:1px solid rgba(227,221,210,.16);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(232,228,219,.62);
}

/* ------- 响应式 ------- */
@media (max-width:1199px){
  .container{padding:0 28px;}
  .footer-grid{grid-template-columns:2fr 1fr 1fr;gap:32px;}
  .footer-grid > div:last-child{grid-column:1 / -1;}
}
@media (max-width:991px){
  .nav-side.nav-left,.nav-side.nav-right .nav-link,.nav-cta{display:none;}
  .nav-side.nav-right{flex:0 0 auto;justify-content:flex-end;}
  .nav-toggle{display:inline-flex;}
  .nav-wrap{height:72px;justify-content:space-between;}
  .mobile-panel{top:72px;}
  .page-hero{padding:34px 26px;min-height:200px;}
  .page-hero h1{font-size:30px;}
  .aside-col{align-self:stretch;}
  .aside-inner{position:static;}
  .related-grid{grid-template-columns:1fr;gap:18px;}
  .cta-inner{padding:40px 28px;}
  .cta-inner h2{font-size:24px;}
  .article-section{padding:36px 0 48px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .container{padding:0 20px;}
  .page-hero{border-radius:20px;padding:28px 20px;}
  .page-hero h1{font-size:26px;}
  .article-body{font-size:16px;line-height:1.85;}
  .article-body h2{font-size:23px;margin:32px 0 16px;}
  .article-body h3{font-size:19px;}
  .sec-head h2{font-size:24px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .cta-inner{border-radius:22px;padding:32px 22px;}
  .post-nav{flex-direction:column;align-items:flex-start;}
}
@media (max-width:575px){
  .page-hero h1{font-size:23px;}
  .stat-pill{padding:12px 16px;}
  .btn-gradient,.btn-outline,.btn-light,.btn-ghost{width:100%;}
  .cta-actions{width:100%;flex-direction:column;}
}

/* roulang page: category1 */
:root{
  --main:#1F7A6B;
  --main-dark:#14584E;
  --main-light:#4FB3A0;
  --accent:#F0874A;
  --accent-light:#F6B26B;
  --bg:#FAF8F4;
  --bg-alt:#F1EDE5;
  --dark:#0F1E1B;
  --text:#16211E;
  --text-2:#4A5754;
  --text-3:#7C8783;
  --border:#E3DDD2;
  --ok:#2E9E6B;
  --warn:#D9A02B;
  --err:#D9603B;
  --grad:linear-gradient(115deg,#1F7A6B 0%,#2E9C86 48%,#F0874A 100%);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --sh1:0 6px 24px rgba(15,30,27,.07);
  --sh2:0 16px 40px rgba(15,30,27,.12);
  --sh3:0 24px 60px rgba(15,30,27,.16);
  --num:"DIN Alternate","Oswald",ui-monospace,SFMono-Regular,Menlo,monospace;
  --sec-pad:96px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--main);text-decoration:none;transition:color .24s ease,background-color .24s ease,transform .24s ease}
a:hover{color:var(--main-dark)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.01em;font-style:normal}
p{margin:0}
button{font-family:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(31,122,107,.4);outline-offset:2px}
.container{max-width:1200px;padding-left:32px;padding-right:32px}
section{position:relative}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(250,248,244,.92);
  border-bottom:1px solid var(--border);
  transition:background .3s ease,box-shadow .3s ease;
}
.site-header.scrolled{background:rgba(250,248,244,.98);box-shadow:var(--sh1)}
.nav-wrap{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:16px;
  min-height:76px;
}
.nav-side{display:flex;align-items:center;gap:26px}
.nav-left{grid-column:1;grid-row:1;justify-content:flex-start}
.nav-right{grid-column:3;grid-row:1;justify-content:flex-end}
.brand{
  grid-column:2;grid-row:1;justify-self:center;
  display:inline-flex;align-items:center;gap:9px;
  color:var(--text);
}
.brand:hover{color:var(--main-dark)}
.brand-name{font-size:19px;font-weight:700;letter-spacing:.01em;white-space:nowrap}
.nav-link{
  position:relative;
  font-size:15px;
  color:var(--text-2);
  padding:6px 2px;
  white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--main);border-radius:2px;
  transform:scaleX(0);transform-origin:center;transition:transform .28s ease;
}
.nav-link:hover{color:var(--main)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--main);font-weight:600}
.nav-link.active::after{transform:scaleX(1);height:3px;border-radius:3px}
.nav-cta{
  font-size:15px;font-weight:600;color:var(--main);
  border:1.5px solid var(--main);border-radius:var(--r-pill);
  padding:8px 20px;white-space:nowrap;
}
.nav-cta:hover{background:rgba(31,122,107,.08);color:var(--main-dark)}
.nav-toggle{
  display:none;
  width:44px;height:44px;align-items:center;justify-content:center;
  border:1px solid var(--border);border-radius:var(--r-sm);
  background:#fff;color:var(--main);font-size:18px;cursor:pointer;
}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;font-size:16px;border-radius:var(--r-pill);transition:all .28s ease;cursor:pointer;border:none}
.btn-main{
  background:var(--grad);color:#fff;padding:14px 30px;
  box-shadow:0 10px 26px rgba(31,122,107,.24);
}
.btn-main:hover{color:#fff;transform:translateY(-2px);box-shadow:0 18px 36px rgba(31,122,107,.3);background:linear-gradient(105deg,#1F7A6B 0%,#2E9C86 52%,#F0874A 100%)}
.btn-main:active{transform:translateY(1px)}
.btn-ghost{
  background:transparent;color:var(--main);border:1.5px solid var(--main);padding:12.5px 28px;
}
.btn-ghost:hover{background:rgba(31,122,107,.08);color:var(--main-dark)}
.btn-link{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--main)}
.btn-link i{transition:transform .24s ease}
.btn-link:hover i{transform:translateX(3px)}
.btn-link:hover{text-decoration:underline}

/* ============ 徽章 ============ */
.badge-pill{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 14px;border-radius:var(--r-pill);
  background:rgba(31,122,107,.12);color:var(--main);
  font-size:14px;font-weight:600;line-height:1;
}
.badge-soft{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;border-radius:var(--r-pill);
  background:var(--bg-alt);color:var(--text-2);font-size:14px;font-weight:600;line-height:1;
}
.badge-stat{
  background:#fff;border-radius:var(--r-pill);
  padding:12px 22px;position:relative;
  box-shadow:var(--sh1);
}
.badge-stat::before{
  content:"";position:absolute;inset:0;border-radius:var(--r-pill);
  padding:1.5px;background:var(--grad);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none;
}
.badge-stat .num{font-family:var(--num);font-size:30px;font-weight:700;letter-spacing:-.02em;color:var(--main-dark);line-height:1.1;display:block}
.badge-stat .lbl{font-size:14px;color:var(--text-2);display:block}

/* ============ 页头 ============ */
.page-hero{background:var(--bg-alt);padding:56px 0 76px;overflow:hidden}
.page-hero-bg{
  position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-2.png);
  background-size:cover;background-position:center;
  opacity:.16;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(250,248,244,.95) 0%,rgba(250,248,244,.86) 48%,rgba(240,135,74,.14) 100%);
}
.page-hero-inner{position:relative;z-index:2;max-width:840px}
.grad-line{width:92px;height:4px;border-radius:4px;background:var(--grad);margin-bottom:22px}
.breadcrumb-bar{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--text-3);margin-bottom:20px}
.breadcrumb-bar a{color:var(--text-3)}
.breadcrumb-bar a:hover{color:var(--main)}
.breadcrumb-bar .sep{color:var(--border)}
.breadcrumb-bar .current{color:var(--main);font-weight:600}
.page-hero h1{font-size:clamp(30px,4vw,44px);line-height:1.25;font-weight:800;margin:16px 0 16px}
.page-hero .lead{font-size:18px;color:var(--text-2);max-width:640px;line-height:1.8}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:30px}

/* ============ 板块通用 ============ */
.section{padding:var(--sec-pad) 0}
.section-alt{background:var(--bg-alt)}
.section-head{max-width:760px;margin-bottom:48px}
.section-head .badge-pill{margin-bottom:16px}
.section-head h2{font-size:clamp(24px,2.6vw,32px);line-height:1.35;margin-bottom:14px}
.section-head p{color:var(--text-2)}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}

/* ============ 步骤路径 ============ */
.steps{
  display:grid;
  grid-template-columns:1fr auto 1fr auto 1fr;
  align-items:stretch;
  gap:10px;
}
.step-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--sh1);
  display:flex;flex-direction:column;gap:12px;
  transition:transform .3s ease,box-shadow .3s ease;
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:var(--r-pill);
  background:var(--grad);color:#fff;font-family:var(--num);font-size:19px;font-weight:700;
}
.step-card h3{font-size:22px;line-height:1.5;font-weight:600}
.step-card p{font-size:15px;color:var(--text-2);line-height:1.8}
.step-card .btn-link{margin-top:auto;padding-top:6px}
.step-arrow{display:flex;align-items:center;justify-content:center;color:var(--main-light);font-size:20px}
.step-arrow i{animation:none}

/* ============ 注意事项 ============ */
.note-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.note-card{
  display:flex;gap:20px;align-items:flex-start;
  background:#fff;border:1px solid var(--border);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--sh1);transition:transform .3s ease,box-shadow .3s ease;
}
.note-card:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.note-icon{
  flex:0 0 auto;width:52px;height:52px;border-radius:var(--r-md);
  display:flex;align-items:center;justify-content:center;
  background:rgba(31,122,107,.1);color:var(--main);font-size:20px;
}
.note-card h3{font-size:19px;font-weight:600;margin-bottom:8px}
.note-card p{font-size:15px;color:var(--text-2);line-height:1.8}

/* ============ 核对清单（6/6 交替） ============ */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split-media{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--border);box-shadow:var(--sh1)}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-lg);transition:transform .48s ease-out}
.split-media:hover img{transform:scale(1.03)}
.media-veil{
  position:absolute;inset:0;border-radius:var(--r-lg);
  background:linear-gradient(115deg,rgba(31,122,107,.5) 0%,rgba(31,122,107,0) 62%);
  pointer-events:none;
}
.checklist{display:flex;flex-direction:column;gap:14px;margin-top:24px}
.checklist li{
  display:flex;gap:12px;align-items:flex-start;
  background:#fff;border:1px solid var(--border);border-radius:var(--r-md);
  padding:16px 20px;font-size:15px;color:var(--text-2);line-height:1.75;
}
.checklist li i{color:var(--ok);font-size:15px;margin-top:6px}
.checklist li strong{color:var(--text);font-weight:600}
.stat-row{display:flex;flex-wrap:wrap;gap:16px;margin-top:28px}

/* ============ 时间线 ============ */
.timeline{position:relative;padding-left:30px}
.timeline::before{content:"";position:absolute;left:8px;top:10px;bottom:10px;width:2px;background:linear-gradient(180deg,var(--main),var(--accent))}
.timeline li{position:relative;padding:0 0 30px 16px}
.timeline li:last-child{padding-bottom:0}
.timeline li::before{
  content:"";position:absolute;left:-28px;top:9px;width:14px;height:14px;border-radius:50%;
  background:#fff;border:3px solid var(--main-light);
}
.timeline h3{font-size:18px;font-weight:600;margin-bottom:6px}
.timeline p{font-size:15px;color:var(--text-2);line-height:1.8}
.timeline-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-lg);
  padding:32px 32px 32px 36px;box-shadow:var(--sh1);
}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;margin:0 auto}
.accordion-item{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-lg)!important;
  margin-bottom:16px;overflow:hidden;box-shadow:var(--sh1);
}
.accordion-button{
  position:relative;
  width:100%;min-height:56px;padding:18px 56px 18px 24px;
  font-size:17px;font-weight:600;color:var(--text);background:#fff;
  border:none;box-shadow:none!important;
}
.accordion-button::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:4px;border-radius:0 4px 4px 0;
  background:var(--grad);opacity:0;transition:opacity .24s ease;
}
.accordion-button:not(.collapsed){background:rgba(31,122,107,.06);color:var(--main)}
.accordion-button:not(.collapsed)::before{opacity:1}
.accordion-button::after{
  position:absolute;right:24px;top:50%;transform:translateY(-50%);
  width:14px;height:14px;background-size:14px;
  transition:transform .24s ease;
  filter:invert(38%) sepia(21%) saturate(1400%) hue-rotate(120deg);
}
.accordion-button:not(.collapsed)::after{transform:translateY(-50%) rotate(180deg)}
.accordion-body{padding:4px 24px 22px;font-size:15.5px;line-height:1.8;color:var(--text-2)}

/* ============ CTA ============ */
.cta-band{padding:0 0 var(--sec-pad)}
.cta-inner{
  background:var(--grad);border-radius:28px;padding:56px 48px;
  display:flex;flex-wrap:wrap;gap:28px;align-items:center;justify-content:space-between;
  box-shadow:var(--sh2);
}
.cta-inner h2{color:#fff;font-size:clamp(22px,2.4vw,30px);line-height:1.35}
.cta-inner p{color:rgba(255,255,255,.88);font-size:16px;margin-top:10px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
.btn-light{background:#fff;color:var(--main);padding:14px 30px;box-shadow:0 10px 24px rgba(15,30,27,.16)}
.btn-light:hover{background:var(--dark);color:#fff;transform:translateY(-2px)}
.btn-line{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.85);padding:12.5px 28px}
.btn-line:hover{background:rgba(255,255,255,.14);color:#fff}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:#E8E4DB;border-radius:28px 28px 0 0;padding:72px 0 28px}
.footer-grid{display:grid;grid-template-columns:4fr 2fr 3fr 3fr;gap:40px}
.footer-brand .brand{color:#E8E4DB;margin-bottom:18px}
.footer-brand .brand-name{color:#E8E4DB}
.footer-brand p{font-size:14px;line-height:1.9;color:rgba(232,228,219,.78);margin-bottom:20px}
.footer-social{display:flex;gap:12px}
.footer-social a{
  width:40px;height:40px;border-radius:var(--r-pill);
  display:flex;align-items:center;justify-content:center;
  background:rgba(232,228,219,.1);color:#E8E4DB;font-size:15px;
}
.footer-social a:hover{background:rgba(240,135,74,.9);color:#fff}
.footer-title{font-size:15px;font-weight:600;color:#fff;margin-bottom:18px}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:14px;color:rgba(232,228,219,.78);display:inline-block}
.footer-links a:hover{color:var(--accent-light);transform:translateX(2px)}
.footer-form .form-label{font-size:14px;color:rgba(232,228,219,.86);margin-bottom:6px;display:block}
.footer-form .form-control{
  height:48px;border-radius:var(--r-sm);border:1px solid rgba(232,228,219,.24);
  background:rgba(255,255,255,.06);color:#fff;font-size:15px;padding:0 14px;
}
.footer-form textarea.form-control{height:auto;padding:12px 14px;resize:vertical}
.footer-form .form-control::placeholder{color:rgba(232,228,219,.5)}
.footer-form .form-control:focus{
  background:rgba(255,255,255,.1);border-color:var(--main-light);color:#fff;
  box-shadow:0 0 0 4px rgba(79,179,160,.18);
}
.footer-form .btn-main{width:100%;padding:13px 20px;font-size:15px}
.footer-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid rgba(232,228,219,.16);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(232,228,219,.62);
}
.footer-bottom a{color:rgba(232,228,219,.62)}
.footer-bottom a:hover{color:var(--accent-light)}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  :root{--sec-pad:72px}
  .split{gap:40px}
  .footer-grid{grid-template-columns:4fr 3fr 3fr;gap:32px}
}
@media (max-width:991.98px){
  :root{--sec-pad:72px}
  .nav-wrap{grid-template-columns:1fr auto 1fr;min-height:64px;position:relative}
  .nav-side{display:none}
  .nav-toggle{display:inline-flex;position:absolute;right:0;top:50%;transform:translateY(-50%)}
  body.nav-open .nav-left,
  body.nav-open .nav-right{
    display:flex;flex-direction:column;align-items:stretch;gap:0;
    grid-column:1 / -1;background:var(--bg);
    animation:panelIn .24s ease-out;
  }
  body.nav-open .nav-left{grid-row:2;margin-top:8px}
  body.nav-open .nav-right{grid-row:3;margin-bottom:12px}
  body.nav-open .nav-link,
  body.nav-open .nav-cta{
    display:block;font-size:18px;padding:18px 4px;
    border-bottom:1px solid var(--border);border-radius:0;
  }
  body.nav-open .nav-link::after{display:none}
  body.nav-open .nav-link.active{color:var(--main)}
  body.nav-open .nav-cta{
    margin-top:20px;text-align:center;border:1.5px solid var(--main);border-radius:var(--r-pill);
  }
  .steps{grid-template-columns:1fr;gap:18px}
  .step-arrow{transform:rotate(90deg);height:26px}
  .note-grid{grid-template-columns:1fr}
  .split{grid-template-columns:1fr;gap:32px}
  .split-media{order:-1}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-inner{padding:44px 32px}
}
@media (max-width:767.98px){
  :root{--sec-pad:56px}
  body{font-size:16px}
  .container{padding-left:20px;padding-right:20px}
  .page-hero{padding:40px 0 56px}
  .page-hero .lead{font-size:16px}
  .hero-actions{gap:12px}
  .btn-main,.btn-ghost,.btn-light,.btn-line{padding:12px 22px;font-size:15px}
  .step-card,.note-card,.timeline-card{padding:22px}
  .badge-stat{padding:10px 18px}
  .badge-stat .num{font-size:26px}
  .cta-inner{padding:36px 22px;border-radius:24px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 auto}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .site-footer{border-radius:24px 24px 0 0;padding:52px 0 24px}
  .accordion-button{font-size:16px;padding:16px 48px 16px 20px}
  .accordion-body{padding:0 20px 20px}
  .accordion-button::after{right:18px}
  .footer-bottom{flex-direction:column;gap:8px}
}
@keyframes panelIn{
  from{opacity:0;transform:translateY(-8px)}
  to{opacity:1;transform:translateY(0)}
}

/* roulang page: category2 */
:root{
  --brand:#1F7A6B;
  --brand-dark:#14584E;
  --brand-light:#4FB3A0;
  --accent:#F0874A;
  --accent-light:#F6B26B;
  --bg:#FAF8F4;
  --bg-soft:#F1EDE5;
  --ink:#0F1E1B;
  --text:#16211E;
  --text-2:#4A5754;
  --text-3:#7C8783;
  --line:#E3DDD2;
  --success:#2E9E6B;
  --warn:#D9A02B;
  --error:#D9603B;
  --grad:linear-gradient(115deg,#1F7A6B 0%,#2E9C86 48%,#F0874A 100%);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-1:0 6px 24px rgba(15,30,27,.07);
  --sh-2:0 16px 40px rgba(15,30,27,.12);
  --sh-3:0 24px 60px rgba(15,30,27,.16);
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
  --font-num:"DIN Alternate","Oswald",ui-monospace,SFMono-Regular,Menlo,monospace;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .24s ease;}
a:hover{color:var(--brand-dark);}
h1,h2,h3,h4{margin:0;color:var(--text);font-style:normal;letter-spacing:.01em;}
p{margin:0 0 1em;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(31,122,107,.4);outline-offset:2px;border-radius:6px;}

.container{max-width:1200px;padding-left:32px;padding-right:32px;margin:0 auto;width:100%;}

/* ============ Header / Nav ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(250,248,244,.92);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(10px);
  transition:background .3s ease,box-shadow .3s ease;
}
.site-header.scrolled{
  background:rgba(250,248,244,.98);
  box-shadow:var(--sh-1);
}
.nav-wrap{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  height:76px;
  gap:16px;
}
.nav-side{display:flex;align-items:center;gap:28px;}
.nav-left{justify-content:flex-start;}
.nav-right{justify-content:flex-end;gap:24px;}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  justify-self:center;
  color:var(--text);
  font-weight:700;
  letter-spacing:.01em;
}
.brand:hover{color:var(--brand-dark);}
.brand-name{font-size:19px;font-weight:700;line-height:1;white-space:nowrap;}
.nav-link{
  position:relative;
  font-size:15px;
  color:var(--text-2);
  padding:6px 2px;
  line-height:1.4;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:2px;
  border-radius:2px;
  background:var(--brand);
  transform:scaleX(0);
  transform-origin:center;
  transition:transform .26s ease;
}
.nav-link:hover{color:var(--brand);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.active{color:var(--brand);font-weight:600;}
.nav-link.active::after{
  height:3px;
  border-radius:3px;
  transform:scaleX(1);
}
.nav-cta{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:15px;
  font-weight:600;
  color:var(--brand);
  padding:9px 18px;
  border-radius:var(--r-pill);
  border:1.5px solid rgba(31,122,107,.35);
  transition:background .24s ease,border-color .24s ease,transform .24s ease;
}
.nav-cta:hover{background:rgba(31,122,107,.08);border-color:var(--brand);color:var(--brand-dark);transform:translateY(-1px);}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  align-items:center;justify-content:center;
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  background:#fff;
  color:var(--brand);
  font-size:18px;
  cursor:pointer;
}

/* ============ Buttons ============ */
.btn-main{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:14px 30px;
  border:0;
  border-radius:var(--r-pill);
  background:var(--grad);
  color:#fff;
  font-size:16px;
  font-weight:600;
  cursor:pointer;
  box-shadow:0 10px 26px rgba(31,122,107,.24);
  transition:transform .24s ease,box-shadow .24s ease,background-position .4s ease;
  background-size:150% 150%;
  background-position:0% 50%;
}
.btn-main:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);background-position:100% 50%;}
.btn-main:active{transform:translateY(1px);box-shadow:0 6px 16px rgba(31,122,107,.22);}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:13px 28px;
  border:1.5px solid var(--brand);
  border-radius:var(--r-pill);
  background:transparent;
  color:var(--brand);
  font-size:16px;
  font-weight:600;
  transition:background .24s ease,color .24s ease,transform .24s ease;
}
.btn-ghost:hover{background:rgba(31,122,107,.08);color:var(--brand-dark);transform:translateY(-2px);}
.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:15px;
  font-weight:600;
  color:var(--brand);
}
.link-arrow i{transition:transform .24s ease;}
.link-arrow:hover{color:var(--brand-dark);text-decoration:underline;text-underline-offset:4px;}
.link-arrow:hover i{transform:translateX(3px);}

/* ============ Mini Hero ============ */
.mini-hero{
  position:relative;
  padding:64px 0 56px;
  background:var(--bg-soft);
  overflow:hidden;
}
.mini-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  opacity:.16;
}
.mini-hero::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:4px;
  background:var(--grad);
}
.mini-hero .container{position:relative;z-index:1;}
.crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:var(--text-3);
  margin-bottom:20px;
}
.crumb a{color:var(--text-3);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:var(--line);}
.crumb .now{color:var(--brand);font-weight:600;}
.mini-hero h1{
  font-size:44px;
  line-height:1.25;
  font-weight:800;
  max-width:820px;
}
.mini-hero .lead{
  margin-top:16px;
  font-size:17px;
  color:var(--text-2);
  max-width:660px;
}
.hero-badges{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:26px;
}
.badge-pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:36px;
  padding:0 18px;
  border-radius:var(--r-pill);
  background:rgba(31,122,107,.12);
  color:var(--brand-dark);
  font-size:14px;
  font-weight:600;
}
.badge-pill i{font-size:13px;color:var(--brand);}
.badge-soft{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:36px;
  padding:0 18px;
  border-radius:var(--r-pill);
  background:#F1EDE5;
  color:var(--text-2);
  font-size:14px;
  font-weight:600;
}

/* ============ Section ============ */
.section{padding:96px 0;}
.section-soft{background:var(--bg-soft);}
.section-head{max-width:760px;margin-bottom:44px;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  font-weight:600;
  color:var(--brand);
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";
  width:22px;height:3px;border-radius:3px;
  background:var(--grad);
  display:inline-block;
}
h2.sec-title{font-size:32px;line-height:1.35;font-weight:700;}
.sec-desc{margin-top:14px;color:var(--text-2);font-size:16px;line-height:1.85;}

/* ============ Support Layout ============ */
.support-grid{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:32px;align-items:start;}
.anchor-card{
  position:sticky;
  top:104px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:28px;
  box-shadow:var(--sh-1);
}
.anchor-card h3{font-size:18px;font-weight:600;margin-bottom:18px;}
.anchor-list li+li{margin-top:6px;}
.anchor-list a{
  display:flex;
  align-items:center;
  gap:10px;
  padding:11px 14px;
  border-radius:var(--r-sm);
  font-size:15px;
  color:var(--text-2);
  border-left:3px solid transparent;
  transition:background .22s ease,color .22s ease,border-color .22s ease;
}
.anchor-list a i{font-size:11px;color:var(--text-3);transition:color .22s ease;}
.anchor-list a:hover{background:var(--bg-soft);color:var(--brand-dark);}
.anchor-list a.current{
  background:rgba(31,122,107,.08);
  border-left:4px solid var(--brand);
  color:var(--brand-dark);
  font-weight:600;
}
.anchor-list a.current i{color:var(--brand);}
.anchor-side-card{
  margin-top:22px;
  padding:22px;
  border-radius:var(--r-md);
  background:linear-gradient(150deg,rgba(31,122,107,.10),rgba(240,135,74,.10));
  border:1px solid rgba(31,122,107,.18);
}
.anchor-side-card p{font-size:14px;color:var(--text-2);margin:0 0 14px;line-height:1.7;}
.anchor-side-card .btn-main{width:100%;justify-content:center;padding:12px 20px;font-size:15px;}

.content-stack{display:flex;flex-direction:column;gap:32px;}
.block-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:32px;
  box-shadow:var(--sh-1);
  transition:transform .3s ease,box-shadow .3s ease;
}
.block-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.block-inner{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center;}
.block-inner.reverse .block-media{order:2;}
.block-num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:44px;height:44px;
  border-radius:var(--r-pill);
  background:rgba(31,122,107,.12);
  color:var(--brand-dark);
  font-family:var(--font-num);
  font-weight:700;
  font-size:15px;
  letter-spacing:-.02em;
  margin-bottom:14px;
}
.block-card h2{font-size:24px;line-height:1.4;font-weight:700;margin-bottom:12px;}
.block-card p{font-size:16px;color:var(--text-2);}
.tick-list{margin-top:6px;display:flex;flex-direction:column;gap:10px;}
.tick-list li{
  position:relative;
  padding-left:26px;
  font-size:15px;
  color:var(--text-2);
  line-height:1.75;
}
.tick-list li::before{
  content:"";
  position:absolute;
  left:0;top:11px;
  width:8px;height:8px;
  border-radius:50%;
  background:var(--brand-light);
}
.block-media img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:var(--r-md);
  transition:transform .48s ease-out;
}
.block-card:hover .block-media img{transform:scale(1.03);}
.block-media{overflow:hidden;border-radius:var(--r-md);}

/* ============ Form ============ */
.form-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:32px;
  box-shadow:var(--sh-1);
}
.form-card h2{font-size:24px;font-weight:700;margin-bottom:10px;}
.form-card .form-intro{font-size:15px;color:var(--text-2);margin-bottom:24px;}
.form-label{font-size:14px;font-weight:600;color:var(--text-2);margin-bottom:8px;display:block;}
.form-control{
  width:100%;
  height:48px;
  padding:0 16px;
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  background:#fff;
  font-size:15px;
  color:var(--text);
  transition:border-color .22s ease,box-shadow .22s ease;
}
textarea.form-control{height:auto;min-height:120px;padding:14px 16px;line-height:1.75;resize:vertical;}
.form-control::placeholder{color:var(--text-3);}
.form-control:focus{
  outline:none;
  border-color:var(--brand);
  box-shadow:0 0 0 4px rgba(31,122,107,.12);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.form-hint{font-size:13px;color:var(--text-3);margin-top:8px;}
.form-actions{margin-top:26px;display:flex;align-items:center;gap:18px;flex-wrap:wrap;}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;}
.accordion-item{
  background:#fff;
  border:1px solid var(--line) !important;
  border-radius:var(--r-md) !important;
  margin-bottom:16px;
  overflow:hidden;
  box-shadow:var(--sh-1);
}
.accordion-button{
  min-height:56px;
  padding:18px 24px;
  font-size:17px;
  font-weight:600;
  color:var(--text);
  background:#fff;
  box-shadow:none !important;
  border:0;
  transition:color .24s ease,box-shadow .24s ease;
}
.accordion-button:not(.collapsed){
  color:var(--brand);
  background:#fff;
  box-shadow:inset 4px 0 0 var(--brand) !important;
}
.accordion-button:focus{outline:none;box-shadow:inset 4px 0 0 var(--brand) !important;}
.accordion-button::after{
  background-image:none;
  width:10px;height:10px;
  border-right:2px solid var(--brand);
  border-bottom:2px solid var(--brand);
  transform:rotate(45deg);
  margin-left:auto;
  transition:transform .24s ease;
  flex:none;
}
.accordion-button:not(.collapsed)::after{transform:rotate(-135deg);}
.accordion-body{
  padding:4px 24px 24px 24px;
  font-size:16px;
  line-height:1.8;
  color:var(--text-2);
  border-top:1px solid var(--line);
  padding-top:18px;
}

/* ============ CTA Band ============ */
.cta-band{padding:0 0 96px;}
.cta-inner{
  border-radius:28px;
  background:var(--grad);
  padding:56px 48px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  box-shadow:var(--sh-2);
}
.cta-inner h2{color:#fff;font-size:30px;line-height:1.35;font-weight:700;}
.cta-inner p{color:rgba(255,255,255,.86);margin:12px 0 0;font-size:16px;max-width:520px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}
.btn-cta-main{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 30px;
  border:0;border-radius:var(--r-pill);
  background:#FAF8F4;
  color:var(--brand-dark);
  font-weight:700;font-size:16px;
  transition:background .24s ease,color .24s ease,transform .24s ease;
}
.btn-cta-main:hover{background:#fff;color:var(--brand);transform:translateY(-2px);}
.btn-cta-ghost{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 28px;
  border:1.5px solid rgba(255,255,255,.8);
  border-radius:var(--r-pill);
  color:#fff;font-weight:600;font-size:16px;
  transition:background .24s ease,transform .24s ease;
}
.btn-cta-ghost:hover{background:rgba(255,255,255,.16);color:#fff;transform:translateY(-2px);}

/* ============ Footer ============ */
.site-footer{
  background:var(--ink);
  color:#E8E4DB;
  padding:72px 0 28px;
  border-radius:28px 28px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:4fr 2fr 3fr 3fr;
  gap:40px;
}
.site-footer .brand{color:#E8E4DB;justify-self:flex-start;}
.site-footer .brand:hover{color:var(--accent-light);}
.site-footer .brand-name{color:#E8E4DB;}
.footer-brand p{
  margin-top:18px;
  font-size:14px;
  line-height:1.9;
  color:rgba(232,228,219,.78);
}
.footer-social{display:flex;gap:12px;margin-top:20px;}
.footer-social a{
  width:42px;height:42px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.08);
  color:#E8E4DB;
  transition:background .24s ease,color .24s ease,transform .24s ease;
}
.footer-social a:hover{background:var(--brand);color:#fff;transform:translateY(-2px);}
.footer-title{font-size:16px;font-weight:600;color:#fff;margin-bottom:18px;}
.footer-links li+li{margin-top:12px;}
.footer-links a{
  font-size:14px;
  color:rgba(232,228,219,.78);
  transition:color .22s ease,transform .22s ease;
  display:inline-block;
}
.footer-links a:hover{color:var(--accent-light);transform:translateX(2px);}
.footer-form .form-label{color:rgba(232,228,219,.8);font-size:13px;}
.footer-form .form-control{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  color:#E8E4DB;
  height:44px;
  font-size:14px;
}
.footer-form textarea.form-control{min-height:76px;padding:10px 14px;}
.footer-form .form-control::placeholder{color:rgba(232,228,219,.45);}
.footer-form .form-control:focus{
  border-color:var(--brand-light);
  box-shadow:0 0 0 4px rgba(79,179,160,.18);
  background:rgba(255,255,255,.08);
}
.footer-form .btn-main{width:100%;justify-content:center;padding:12px 20px;font-size:15px;}
.footer-bottom{
  margin-top:48px;
  padding-top:24px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;
  flex-wrap:wrap;
  gap:10px 24px;
  justify-content:space-between;
  font-size:13px;
  color:rgba(232,228,219,.62);
}
.footer-bottom p{margin:0;}

/* ============ Responsive ============ */
@media (max-width:1199.98px){
  .mini-hero h1{font-size:38px;}
  h2.sec-title{font-size:28px;}
}
@media (max-width:991.98px){
  .container{padding-left:20px;padding-right:20px;}
  .section{padding:72px 0;}
  .mini-hero{padding:48px 0 44px;}
  .mini-hero h1{font-size:30px;font-weight:700;}
  .support-grid{grid-template-columns:1fr;gap:24px;}
  .anchor-card{position:static;}
  .block-inner{grid-template-columns:1fr;gap:22px;}
  .block-inner.reverse .block-media{order:0;}
  .block-card{padding:24px;}
  .form-card{padding:24px;}
  .cta-inner{padding:40px 28px;}
  .cta-inner h2{font-size:24px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .footer-bottom{font-size:12px;}

  .nav-wrap{display:flex;flex-wrap:wrap;align-items:center;height:auto;min-height:68px;padding-top:10px;padding-bottom:10px;gap:0;}
  .brand{order:1;margin-right:auto;justify-self:flex-start;}
  .nav-right{display:contents;}
  .nav-toggle{order:2;display:inline-flex;}
  .nav-left{order:3;flex:1 1 100%;}
  .nav-right .nav-link{order:4;flex:1 1 100%;}
  .nav-right .nav-cta{order:5;flex:1 1 100%;justify-content:center;}

  .nav-left,.nav-right .nav-link,.nav-right .nav-cta{
    opacity:0;
    visibility:hidden;
    transform:translateY(-8px);
    max-height:0;
    overflow:hidden;
    padding:0;
    margin:0;
    border:0;
    transition:opacity .24s ease,transform .24s ease,max-height .24s ease,visibility .24s;
  }
  .site-header.menu-open .nav-left,
  .site-header.menu-open .nav-right .nav-link,
  .site-header.menu-open .nav-right .nav-cta{
    opacity:1;
    visibility:visible;
    transform:none;
    max-height:80px;
    border-top:1px solid var(--line);
    padding:16px 4px;
  }
  .site-header.menu-open .nav-left{max-height:200px;display:flex;flex-direction:column;align-items:flex-start;gap:0;}
  .site-header.menu-open .nav-left .nav-link{width:100%;font-size:18px;}
  .site-header.menu-open .nav-right .nav-link{font-size:18px;}
  .site-header.menu-open .nav-right .nav-cta{margin-top:16px;border-top:0;max-height:70px;padding:14px 4px;}
  .nav-link::after{display:none;}
  .nav-link.active{font-weight:700;}
}
@media (max-width:575.98px){
  .mini-hero{padding:40px 0 36px;}
  .mini-hero h1{font-size:27px;}
  .mini-hero .lead{font-size:15px;}
  h2.sec-title{font-size:24px;}
  .section{padding:56px 0;}
  .block-card,.form-card,.anchor-card{padding:20px;}
  .form-row{grid-template-columns:1fr;}
  .form-actions{flex-direction:column;align-items:stretch;}
  .form-actions .btn-main{justify-content:center;}
  .cta-band{padding:0 0 56px;}
  .cta-inner{padding:32px 22px;border-radius:24px;}
  .cta-actions{width:100%;flex-direction:column;}
  .btn-cta-main,.btn-cta-ghost{justify-content:center;width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .hero-badges{gap:10px;}
  .badge-pill,.badge-soft{height:34px;font-size:13px;padding:0 14px;}
}

/* roulang page: category4 */
:root{
  --brand:#1F7A6B;
  --brand-dark:#14584E;
  --brand-light:#4FB3A0;
  --accent:#F0874A;
  --accent-light:#F6B26B;
  --bg:#FAF8F4;
  --bg-section:#F1EDE5;
  --dark:#0F1E1B;
  --text:#16211E;
  --text-2:#4A5754;
  --text-3:#7C8783;
  --border:#E3DDD2;
  --ok:#2E9E6B;
  --warn:#D9A02B;
  --err:#D9603B;
  --grad:linear-gradient(115deg,#1F7A6B 0%,#2E9C86 48%,#F0874A 100%);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-1:0 6px 24px rgba(15,30,27,.07);
  --sh-2:0 16px 40px rgba(15,30,27,.12);
  --sh-3:0 24px 60px rgba(15,30,27,.16);
  --font-num:"DIN Alternate","Oswald",ui-monospace,SFMono-Regular,Menlo,monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-dark)}
p{margin:0 0 16px}
ul{list-style:none;margin:0;padding:0}
button{font-family:inherit}
h1,h2,h3,h4{margin:0 0 16px;font-weight:700;line-height:1.35;letter-spacing:0}
h1{font-size:44px;font-weight:800;line-height:1.25}
h2{font-size:32px}
h3{font-size:22px;font-weight:600}
h4{font-size:18px;font-weight:600}
strong{font-weight:700}

a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
  outline:3px solid rgba(31,122,107,.4);
  outline-offset:2px;
}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}

/* ============ Header ============ */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:rgba(250,248,244,.92);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-scrolled{background:rgba(250,248,244,.98);box-shadow:var(--sh-1)}
.nav-wrap{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  height:76px;
  gap:16px;
}
.nav-side{display:flex;align-items:center;gap:26px;min-width:0}
.nav-left{justify-content:flex-start}
.nav-right{justify-content:flex-end}
.nav-link{
  position:relative;
  display:inline-block;
  font-size:15px;
  font-weight:500;
  color:var(--text-2);
  padding:6px 2px;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:2px;
  border-radius:3px;
  background:var(--brand);
  transform:scaleX(0);
  transform-origin:center;
  transition:transform .25s ease;
}
.nav-link:hover{color:var(--brand)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--brand-dark);font-weight:600}
.nav-link.active::after{height:3px;transform:scaleX(1)}
.brand{display:flex;align-items:center;gap:10px;justify-self:center}
.brand-name{font-size:19px;font-weight:700;color:var(--text);white-space:nowrap;letter-spacing:.01em}
.brand:hover .brand-name{color:var(--brand-dark)}
.nav-cta{
  display:inline-flex;align-items:center;
  height:38px;padding:0 20px;
  border:1.5px solid var(--brand);
  border-radius:var(--r-pill);
  color:var(--brand);
  font-size:14px;font-weight:600;
  white-space:nowrap;
  transition:background .22s ease,color .22s ease,border-color .22s ease;
}
.nav-cta:hover{background:rgba(31,122,107,.08);color:var(--brand-dark)}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  align-items:center;justify-content:center;
  border:1px solid var(--border);
  border-radius:12px;
  background:#fff;
  color:var(--brand);
  font-size:18px;
  cursor:pointer;
  transition:background .2s ease,box-shadow .2s ease;
}
.nav-toggle:hover{background:rgba(31,122,107,.08);box-shadow:var(--sh-1)}

.mobile-panel{
  position:fixed;
  left:0;right:0;top:64px;
  height:calc(100vh - 64px);
  background:rgba(250,248,244,.99);
  z-index:1035;
  padding:12px 0 36px;
  overflow-y:auto;
  opacity:0;
  transform:translateY(-12px);
  pointer-events:none;
  transition:opacity .24s ease,transform .24s ease;
}
.mobile-panel.open{opacity:1;transform:translateY(0);pointer-events:auto}
.m-link{
  display:block;
  font-size:18px;
  color:var(--text);
  padding:16px 0;
  border-bottom:1px solid var(--border);
}
.m-link.active{color:var(--brand-dark);font-weight:600}
.mobile-panel .btn-kl{width:100%;justify-content:center;margin-top:24px}

/* ============ Buttons ============ */
.btn-kl,.btn-outline-kl,.btn-light-kl{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:14px 30px;
  border-radius:var(--r-pill);
  font-size:16px;
  font-weight:600;
  line-height:1;
  cursor:pointer;
  border:0;
  transition:transform .22s ease,box-shadow .22s ease,background-position .45s ease,background-color .22s ease,color .22s ease;
}
.btn-kl{
  background:var(--grad);
  background-size:170% 100%;
  background-position:0 0;
  color:#fff;
  box-shadow:0 10px 26px rgba(31,122,107,.24);
}
.btn-kl:hover{transform:translateY(-2px);box-shadow:var(--sh-2);background-position:100% 0;color:#fff}
.btn-kl:active{transform:translateY(1px)}
.btn-outline-kl{
  background:transparent;
  border:1.5px solid var(--brand);
  color:var(--brand);
  padding:12.5px 28px;
}
.btn-outline-kl:hover{background:rgba(31,122,107,.08);color:var(--brand-dark);transform:translateY(-2px)}
.btn-outline-kl:active{transform:translateY(1px)}
.btn-light-kl{background:#fff;color:var(--brand-dark);box-shadow:var(--sh-1)}
.btn-light-kl:hover{background:var(--brand);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-ghost-white{
  display:inline-flex;align-items:center;gap:8px;
  padding:12.5px 28px;
  border-radius:var(--r-pill);
  border:1.5px solid rgba(255,255,255,.7);
  color:#fff;font-size:16px;font-weight:600;background:transparent;
  transition:background .22s ease,transform .22s ease;
}
.btn-ghost-white:hover{background:rgba(255,255,255,.14);color:#fff;transform:translateY(-2px)}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand);font-size:15px;font-weight:600;
}
.link-arrow i{transition:transform .22s ease}
.link-arrow:hover i{transform:translateX(3px)}
.link-arrow:hover{text-decoration:underline}

/* ============ Badges ============ */
.badge-cat{
  display:inline-flex;align-items:center;
  height:28px;padding:0 14px;
  border-radius:var(--r-pill);
  background:rgba(31,122,107,.12);
  color:var(--brand-dark);
  font-size:14px;font-weight:600;
  white-space:nowrap;
}
.badge-status{
  display:inline-flex;align-items:center;
  height:28px;padding:0 14px;
  border-radius:var(--r-pill);
  background:var(--bg-section);
  color:var(--text-2);
  font-size:14px;font-weight:600;
}
.badge-data{
  display:inline-flex;flex-direction:column;
  padding:18px 24px;
  border-radius:var(--r-pill);
  border:2px solid transparent;
  background:linear-gradient(#fff,#fff) padding-box,var(--grad) border-box;
  box-shadow:var(--sh-1);
  min-width:170px;
}
.badge-data .num{
  font-family:var(--font-num);
  font-size:34px;font-weight:700;
  letter-spacing:-.02em;
  line-height:1.1;
  color:var(--brand-dark);
}
.badge-data .lbl{font-size:13px;color:var(--text-3);line-height:1.6;margin-top:6px}

/* ============ Page hero ============ */
.page-hero{
  position:relative;
  padding:56px 0 68px;
  background:#F1EDE5 url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  overflow:hidden;
}
.page-hero::before{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(250,248,244,.95) 0%,rgba(250,248,244,.86) 52%,rgba(31,122,107,.20) 100%);
}
.page-hero .container{position:relative;z-index:1}
.crumb{font-size:14px;color:var(--text-3);margin-bottom:18px;display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.crumb a{color:var(--text-3)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:#C6BFB2}
.crumb .now{color:var(--brand);font-weight:600}
.page-hero h1{max-width:820px;margin-bottom:14px}
.page-hero .lead{max-width:700px;font-size:18px;color:var(--text-2);margin:0}
.hero-strip{
  margin-top:32px;
  height:6px;width:120px;
  border-radius:var(--r-pill);
  background:var(--grad);
}

/* ============ Sections ============ */
.section{padding:96px 0}
.section-alt{background:var(--bg-section)}
.section-head{max-width:760px;margin-bottom:48px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-kicker{
  display:inline-flex;align-items:center;
  height:28px;padding:0 14px;
  border-radius:var(--r-pill);
  background:rgba(31,122,107,.12);
  color:var(--brand-dark);
  font-size:14px;font-weight:600;
  margin-bottom:16px;
}
.section-head h2{margin-bottom:14px}
.section-head p{color:var(--text-2);font-size:16px;margin:0}

/* ============ Cards ============ */
.card-kl{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  transition:transform .28s ease,box-shadow .28s ease;
  overflow:hidden;
  height:100%;
}
.card-kl:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.img-wrap{
  overflow:hidden;
  border-radius:var(--r-md);
  background:rgba(31,122,107,.08);
}
.img-wrap img{width:100%;height:100%;object-fit:cover;transition:transform .48s ease-out}
.card-kl:hover .img-wrap img,
.notice-row:hover .notice-thumb img{transform:scale(1.03)}

.feature-card{
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);
}
.feature-card .feature-media{height:100%;min-height:340px;overflow:hidden;background:rgba(31,122,107,.08)}
.feature-card .feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .48s ease-out}
.feature-card:hover .feature-media img{transform:scale(1.03)}
.feature-body{padding:36px 34px;display:flex;flex-direction:column;justify-content:center}
.feature-body h3{font-size:24px;margin:14px 0 12px}
.feature-body p{color:var(--text-2);font-size:16px;margin:0 0 20px}
.card-meta{display:flex;align-items:center;gap:14px;font-size:14px;color:var(--text-3);flex-wrap:wrap}
.card-meta .dot{color:#C6BFB2}

.mini-card{display:grid;grid-template-columns:112px minmax(0,1fr);gap:18px;padding:20px;align-items:center}
.mini-card .img-wrap{aspect-ratio:1/1;height:112px}
.mini-card h3{font-size:18px;margin:10px 0 6px}
.mini-card p{font-size:14px;color:var(--text-3);margin:0;line-height:1.7}

/* ============ Notice list ============ */
.notice-row{
  display:grid;
  grid-template-columns:240px minmax(0,1fr);
  gap:26px;
  align-items:center;
  padding:20px;
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  margin-bottom:16px;
  color:inherit;
  transition:transform .28s ease,box-shadow .28s ease;
}
.notice-row:hover{transform:translateY(-4px);box-shadow:var(--sh-2);color:inherit}
.notice-thumb{
  border-radius:var(--r-md);
  overflow:hidden;
  aspect-ratio:4/3;
  background:rgba(31,122,107,.08);
}
.notice-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .48s ease-out}
.notice-body h3{font-size:20px;margin:12px 0 8px}
.notice-body p{color:var(--text-2);font-size:15px;margin:0 0 12px;line-height:1.8}
.notice-meta{display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:14px;color:var(--text-3);flex-wrap:wrap}

/* ============ Steps ============ */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;position:relative}
.step-card{
  position:relative;
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  padding:32px 28px;
  transition:transform .28s ease,box-shadow .28s ease;
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:52px;height:52px;
  border-radius:50%;
  background:var(--grad);
  color:#fff;
  font-family:var(--font-num);
  font-size:20px;font-weight:700;
  margin-bottom:20px;
}
.step-card h3{font-size:20px;margin-bottom:10px}
.step-card p{color:var(--text-2);font-size:15px;margin:0 0 14px;line-height:1.8}
.step-arrow{
  position:absolute;top:50%;right:-19px;
  width:38px;height:38px;
  display:flex;align-items:center;justify-content:center;
  border-radius:50%;
  background:#fff;
  border:1px solid var(--border);
  color:var(--accent);
  font-size:14px;
  z-index:2;
  box-shadow:var(--sh-1);
}
.step-card:last-child .step-arrow{display:none}

/* ============ Data badges ============ */
.data-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:56px}
.data-note{margin-top:28px;font-size:14px;color:var(--text-3)}

/* ============ Form ============ */
.form-panel{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  padding:40px;
}
.form-label{display:block;font-size:14px;font-weight:600;color:var(--text-2);margin-bottom:8px}
.form-control,.form-select{
  width:100%;
  min-height:48px;
  padding:12px 16px;
  border:1px solid var(--border);
  border-radius:var(--r-sm);
  background:#fff;
  color:var(--text);
  font-size:15px;
  line-height:1.6;
  transition:border-color .2s ease,box-shadow .2s ease;
}
textarea.form-control{min-height:110px;resize:vertical}
.form-control::placeholder{color:#A9B0AC}
.form-control:focus,.form-select:focus{
  border-color:var(--brand);
  box-shadow:0 0 0 4px rgba(31,122,107,.12);
  background:#fff;
  color:var(--text);
}
.form-hint{font-size:13px;color:var(--text-3);margin-top:8px}
.info-side{
  background:var(--bg-section);
  border-radius:var(--r-lg);
  padding:34px 30px;
  height:100%;
  border:1px solid var(--border);
}
.info-side h3{font-size:20px;margin-bottom:16px}
.info-side ul li{
  position:relative;
  padding-left:24px;
  font-size:15px;
  color:var(--text-2);
  line-height:1.8;
  margin-bottom:12px;
}
.info-side ul li::before{
  content:"";
  position:absolute;
  left:4px;top:11px;
  width:8px;height:8px;
  border-radius:50%;
  background:var(--brand);
}
.info-side ul li:last-child{margin-bottom:0}

/* ============ FAQ ============ */
.faq-accordion .accordion-item{
  border:1px solid var(--border);
  border-radius:20px;
  margin-bottom:12px;
  overflow:hidden;
  background:#fff;
  box-shadow:var(--sh-1);
  transition:box-shadow .24s ease;
}
.faq-accordion .accordion-item:hover{box-shadow:var(--sh-2)}
.faq-accordion .accordion-button{
  min-height:56px;
  padding:16px 26px;
  font-size:17px;
  font-weight:600;
  color:var(--text);
  background:#fff;
  box-shadow:none;
  transition:color .2s ease,box-shadow .24s ease;
}
.faq-accordion .accordion-button:focus{box-shadow:none;border-color:transparent}
.faq-accordion .accordion-button:not(.collapsed){
  color:var(--brand-dark);
  background:#fff;
  box-shadow:inset 4px 0 0 var(--brand);
}
.faq-accordion .accordion-button::after{
  background-image:none;
  content:"";
  width:12px;height:12px;
  border-right:2px solid var(--brand);
  border-bottom:2px solid var(--brand);
  transform:rotate(45deg);
  margin-top:-5px;
  transition:transform .24s ease,margin-top .24s ease;
  flex:0 0 auto;
}
.faq-accordion .accordion-button:not(.collapsed)::after{
  background-image:none;
  transform:rotate(-135deg);
  margin-top:5px;
}
.faq-accordion .accordion-body{
  padding:0 26px 22px 30px;
  font-size:16px;
  line-height:1.8;
  color:var(--text-2);
}
.faq-accordion .accordion-collapse.show .accordion-body{box-shadow:inset 4px 0 0 var(--brand)}

/* ============ CTA band ============ */
.cta-band{background:var(--grad);padding:72px 0}
.cta-inner{
  background:rgba(15,30,27,.92);
  border-radius:28px;
  padding:56px 48px;
  text-align:center;
  box-shadow:var(--sh-3);
}
.cta-inner h2{color:#fff;margin-bottom:14px}
.cta-inner p{color:rgba(232,228,219,.8);max-width:620px;margin:0 auto 30px;font-size:16px}
.cta-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* ============ Footer ============ */
.site-footer{
  background:var(--dark);
  color:#E8E4DB;
  padding:72px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:4fr 2fr 3fr 3fr;
  gap:40px;
}
.site-footer .brand{justify-self:flex-start;margin-bottom:18px}
.site-footer .brand-name{color:#fff}
.footer-brand p{
  font-size:14px;
  line-height:1.85;
  color:rgba(232,228,219,.72);
  margin:0 0 20px;
}
.footer-social{display:flex;gap:12px}
.footer-social a{
  width:40px;height:40px;
  display:flex;align-items:center;justify-content:center;
  border-radius:50%;
  background:rgba(255,255,255,.08);
  color:#E8E4DB;
  font-size:15px;
  transition:background .22s ease,color .22s ease,transform .22s ease;
}
.footer-social a:hover{background:rgba(240,135,74,.22);color:var(--accent-light);transform:translateY(-2px)}
.footer-title{font-size:16px;font-weight:600;color:#fff;margin-bottom:18px}
.footer-links li{margin-bottom:12px}
.footer-links a{
  display:inline-block;
  font-size:14px;
  color:rgba(232,228,219,.78);
  transition:color .2s ease,transform .2s ease;
}
.footer-links a:hover{color:var(--accent-light);transform:translateX(2px)}
.footer-form .form-label{color:rgba(232,228,219,.78)}
.footer-form .form-control{
  background:rgba(255,255,255,.06);
  border-color:rgba(232,228,219,.18);
  color:#fff;
}
.footer-form .form-control::placeholder{color:rgba(232,228,219,.42)}
.footer-form .form-control:focus{
  background:rgba(255,255,255,.1);
  border-color:var(--brand-light);
  box-shadow:0 0 0 4px rgba(79,179,160,.18);
  color:#fff;
}
.footer-form .btn-kl{width:100%;padding:13px 24px;font-size:15px}
.footer-bottom{
  margin-top:56px;
  border-top:1px solid rgba(232,228,219,.14);
  padding:22px 0;
  font-size:13px;
  color:rgba(232,228,219,.6);
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
}

/* ============ Responsive ============ */
@media (max-width:1199px){
  h1{font-size:40px}
  .section{padding:80px 0}
}
@media (max-width:991px){
  .nav-side .nav-link,.nav-side .nav-cta{display:none}
  .nav-toggle{display:inline-flex}
  .nav-wrap{height:64px}
  .brand-name{font-size:17px}
  h1{font-size:34px}
  h2{font-size:27px}
  .section{padding:72px 0}
  .feature-card{grid-template-columns:1fr}
  .feature-card .feature-media{min-height:240px;aspect-ratio:16/9;height:auto}
  .footer-grid{grid-template-columns:2fr 2fr;gap:36px}
  .steps{grid-template-columns:1fr}
  .step-arrow{display:none}
  .data-row{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
  .cta-inner{padding:44px 28px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  body{font-size:16px}
  h1{font-size:30px;font-weight:700;line-height:1.3}
  h2{font-size:24px;line-height:1.4}
  h3{font-size:19px}
  .page-hero{padding:36px 0 48px}
  .page-hero .lead{font-size:16px}
  .section{padding:56px 0}
  .section-head{margin-bottom:32px}
  .notice-row{grid-template-columns:1fr;gap:16px;padding:16px}
  .notice-thumb{aspect-ratio:16/9}
  .form-panel{padding:24px 20px}
  .info-side{padding:26px 22px}
  .mini-card{grid-template-columns:88px minmax(0,1fr);gap:14px;padding:16px}
  .mini-card .img-wrap{height:88px}
  .feature-body{padding:24px 20px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;gap:8px}
  .cta-band{padding:48px 0}
  .cta-inner{padding:36px 22px}
  .cta-actions .btn-kl,.cta-actions .btn-ghost-white{width:100%}
  .data-row{grid-template-columns:1fr}
  .badge-data{min-width:0}
}
@media (max-width:575px){
  .btn-kl,.btn-outline-kl{padding:13px 24px;font-size:15px}
  .step-card{padding:24px 20px}
  .accordion-button{font-size:16px}
  .faq-accordion .accordion-button{padding:14px 20px}
  .faq-accordion .accordion-body{padding:0 20px 18px 24px}
}

/* roulang page: category3 */
:root{
  --brand-1:#1F7A6B;
  --brand-2:#14584E;
  --brand-3:#4FB3A0;
  --accent:#F0874A;
  --accent-2:#F6B26B;
  --bg:#FAF8F4;
  --bg-alt:#F1EDE5;
  --dark:#0F1E1B;
  --text:#16211E;
  --text-2:#4A5754;
  --text-3:#7C8783;
  --line:#E3DDD2;
  --success:#2E9E6B;
  --warn:#D9A02B;
  --danger:#D9603B;
  --grad:linear-gradient(115deg,#1F7A6B 0%,#2E9C86 48%,#F0874A 100%);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-1:0 6px 24px rgba(15,30,27,.07);
  --sh-2:0 16px 40px rgba(15,30,27,.12);
  --sh-3:0 24px 60px rgba(15,30,27,.16);
  --sans:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
  --mono:"DIN Alternate","Oswald",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--sans);
  font-size:17px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand-1);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-2);}
button{font-family:inherit;}
h1,h2,h3,h4{font-family:var(--sans);font-weight:700;color:var(--text);font-style:normal;letter-spacing:.01em;margin:0;}
h1{font-size:44px;line-height:1.25;font-weight:800;}
h2{font-size:32px;line-height:1.35;}
h3{font-size:22px;line-height:1.5;font-weight:600;}
h4{font-size:18px;font-weight:600;}
p{margin:0 0 16px;}
.container{max-width:1200px;padding-left:32px;padding-right:32px;margin:0 auto;width:100%;}
.section{padding:96px 0;}
.section-alt{background:var(--bg-alt);}
.num{font-family:var(--mono);font-weight:700;letter-spacing:-.02em;}

/* ============ 按钮 ============ */
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 26px;border:0;border-radius:var(--r-pill);
  background:var(--grad);color:#fff;font-size:16px;font-weight:600;
  box-shadow:0 8px 22px rgba(31,122,107,.22);
  transition:transform .22s ease,box-shadow .22s ease,background-position .4s ease;
  background-size:150% 150%;
}
.btn-brand:hover{color:#fff;transform:translateY(-2px);box-shadow:0 14px 32px rgba(31,122,107,.3);background-position:100% 0;}
.btn-brand:active{transform:translateY(1px);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border:1.5px solid var(--brand-1);border-radius:var(--r-pill);
  background:transparent;color:var(--brand-2);font-size:16px;font-weight:600;
  transition:background .22s ease,transform .22s ease,color .22s ease;
}
.btn-ghost:hover{background:rgba(31,122,107,.08);color:var(--brand-2);transform:translateY(-2px);}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--brand-1);
  border-bottom:1px solid transparent;transition:border-color .2s ease,color .2s ease;
}
.link-arrow i{transition:transform .22s ease;}
.link-arrow:hover{border-color:var(--brand-1);}
.link-arrow:hover i{transform:translateX(3px);}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:3px solid rgba(31,122,107,.4);outline-offset:2px;border-radius:6px;
}

/* ============ 徽章 ============ */
.badge-cat{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;border-radius:var(--r-pill);
  background:rgba(31,122,107,.12);color:var(--brand-2);font-size:13px;font-weight:600;
}
.badge-status{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;border-radius:var(--r-pill);
  background:var(--bg-alt);color:var(--text-2);font-size:13px;font-weight:600;
}
.badge-num{
  display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:var(--r-pill);
  font-family:var(--mono);font-weight:700;font-size:15px;color:#fff;background:var(--grad);
}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(250,248,244,.92);
  -webkit-backdrop-filter:saturate(150%) blur(12px);
  backdrop-filter:saturate(150%) blur(12px);
  border-bottom:1px solid var(--line);
  transition:background .3s ease,box-shadow .3s ease;
}
.site-header.scrolled{background:rgba(250,248,244,.98);box-shadow:var(--sh-1);}
.nav-wrap{
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:20px;min-height:76px;
}
.nav-side{display:flex;align-items:center;gap:6px;}
.nav-left{justify-content:flex-start;}
.nav-right{justify-content:flex-end;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;min-height:40px;
  padding:6px 12px;font-size:15px;color:var(--text-2);font-weight:500;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;
  background:var(--brand-1);transform:scaleX(0);transform-origin:center;transition:transform .24s ease;
}
.nav-link:hover{color:var(--brand-1);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.active{color:var(--brand-2);font-weight:700;}
.nav-link.active::after{transform:scaleX(1);height:3px;}
.nav-cta{
  display:inline-flex;align-items:center;min-height:40px;padding:6px 16px;margin-left:6px;
  font-size:15px;font-weight:600;color:var(--brand-1);border-radius:var(--r-pill);
  transition:background .22s ease,color .22s ease;
}
.nav-cta:hover{background:rgba(31,122,107,.1);color:var(--brand-2);}
.brand{display:inline-flex;align-items:center;gap:10px;}
.brand-name{font-size:19px;font-weight:700;color:var(--text);letter-spacing:.01em;}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:var(--r-sm);border:1px solid var(--line);
  background:#fff;color:var(--brand-2);font-size:18px;
}
.nav-panel{
  display:none;position:fixed;left:0;right:0;top:77px;bottom:0;z-index:1029;
  background:var(--bg);padding:16px 20px 28px;overflow-y:auto;
}
.nav-panel a.panel-link{
  display:flex;align-items:center;justify-content:space-between;
  min-height:56px;font-size:18px;color:var(--text);border-bottom:1px solid var(--line);padding:0 4px;
}
.nav-panel a.panel-link.is-active{color:var(--brand-1);font-weight:700;}
.nav-panel .panel-cta{margin-top:24px;width:100%;}
@keyframes fadeDown{from{opacity:0;transform:translateY(-10px);}to{opacity:1;transform:translateY(0);}}
.nav-panel.open{display:block;animation:fadeDown .24s ease;}

/* ============ 页头 ============ */
.page-hero{
  position:relative;padding:44px 0 0;
  background:linear-gradient(180deg,#F7F4EE 0%,var(--bg) 100%);
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;right:-120px;top:-80px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(79,179,160,.22),rgba(240,135,74,.06) 60%,transparent 72%);
  pointer-events:none;
}
.crumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text-3);margin-bottom:22px;flex-wrap:wrap;}
.crumb a{color:var(--text-3);}
.crumb a:hover{color:var(--brand-1);}
.crumb .sep{color:#C9C2B6;}
.crumb .current{color:var(--brand-1);font-weight:600;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px;}
.page-hero h1{max-width:900px;margin-bottom:16px;}
.hero-line{
  width:96px;height:6px;border-radius:var(--r-pill);background:var(--grad);margin:18px 0 18px;
}
.hero-sub{font-size:17px;color:var(--text-2);max-width:720px;margin-bottom:26px;}
.hero-strip{
  height:8px;border-radius:var(--r-pill) var(--r-pill) 0 0;background:var(--grad);
  opacity:.85;max-width:220px;
}

/* ============ 筛选胶囊 ============ */
.filter-bar{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 40px;}
.filter-pill{
  display:inline-flex;align-items:center;gap:8px;min-height:42px;padding:0 20px;
  border-radius:var(--r-pill);border:1px solid var(--line);background:#fff;
  font-size:14px;font-weight:600;color:var(--text-2);
  transition:transform .2s ease,border-color .2s ease,color .2s ease,box-shadow .2s ease;
}
.filter-pill i{color:var(--brand-3);}
.filter-pill:hover{transform:translateY(-1px);border-color:var(--brand-3);color:var(--brand-2);box-shadow:var(--sh-1);}
.filter-pill.is-current{background:var(--grad);border-color:transparent;color:#fff;}
.filter-pill.is-current i{color:#fff;}

/* ============ FAQ 手风琴 ============ */
.faq-group{margin-bottom:52px;scroll-margin-top:110px;}
.faq-group-head{display:flex;align-items:center;gap:14px;margin-bottom:22px;}
.faq-group-head h2{font-size:26px;}
.faq-group-head .line{flex:1;height:1px;background:var(--line);}
.faq-item{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);margin-bottom:14px;overflow:hidden;
  transition:box-shadow .24s ease,transform .24s ease,border-color .24s ease;
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--brand-1);
  transform:scaleY(0);transform-origin:top;transition:transform .24s ease;
}
.faq-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.faq-item.is-open{border-color:rgba(31,122,107,.35);box-shadow:var(--sh-2);}
.faq-item.is-open::before{transform:scaleY(1);}
.faq-btn{
  width:100%;min-height:56px;padding:16px 20px;border:0;background:transparent;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  text-align:left;font-size:17px;font-weight:600;color:var(--text);
  transition:color .22s ease;
}
.faq-btn:hover{color:var(--brand-1);}
.faq-item.is-open .faq-btn{color:var(--brand-1);}
.faq-btn .faq-ic{flex:0 0 auto;color:var(--text-3);transition:transform .24s ease,color .24s ease;}
.faq-item.is-open .faq-ic{transform:rotate(180deg);color:var(--brand-1);}
.faq-body{padding:0 20px 20px;font-size:16px;line-height:1.8;color:var(--text-2);}

/* ============ 侧栏 ============ */
.side-col{position:sticky;top:100px;}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);padding:24px;margin-bottom:24px;
}
.side-card h3{font-size:18px;margin-bottom:14px;}
.side-figure{position:relative;border-radius:var(--r-md);overflow:hidden;aspect-ratio:4/3;margin-bottom:18px;background:rgba(31,122,107,.08);}
.side-figure img{width:100%;height:100%;object-fit:cover;opacity:.55;transition:transform .48s ease-out,opacity .3s ease;}
.side-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(150deg,rgba(250,248,244,.72),rgba(79,179,160,.28));
}
.side-figure:hover img{transform:scale(1.03);opacity:.7;}
.side-list{list-style:none;padding:0;margin:0;}
.side-list li{margin-bottom:10px;}
.side-list a{display:flex;align-items:center;gap:10px;font-size:15px;color:var(--text-2);padding:6px 0;transition:color .2s ease,transform .2s ease;}
.side-list a i{color:var(--brand-3);font-size:13px;}
.side-list a:hover{color:var(--brand-1);transform:translateX(3px);}
.check-list{list-style:none;padding:0;margin:0;}
.check-list li{
  position:relative;padding-left:26px;font-size:15px;color:var(--text-2);margin-bottom:12px;line-height:1.7;
}
.check-list li::before{
  content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;font-size:11px;color:var(--brand-1);
  position:absolute;left:0;top:5px;
}

/* ============ 三步核对 ============ */
.steps-wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;position:relative;}
.step-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);padding:28px;transition:transform .24s ease,box-shadow .24s ease;
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.step-top{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.step-card h3{font-size:19px;margin-bottom:10px;}
.step-card p{font-size:15px;color:var(--text-2);margin:0;}
.step-media{
  margin-top:28px;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--sh-1);background:rgba(31,122,107,.08);
}
.step-media img{width:100%;aspect-ratio:16/6;object-fit:cover;transition:transform .48s ease-out;}
.step-media:hover img{transform:scale(1.03);}

/* ============ CTA 带 ============ */
.cta-band{
  background:var(--grad);border-radius:28px;padding:52px 48px;color:#fff;
  box-shadow:var(--sh-3);position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;bottom:-120px;width:320px;height:320px;border-radius:50%;
  background:rgba(255,255,255,.12);
}
.cta-band h2{color:#fff;margin-bottom:12px;}
.cta-band p{color:rgba(255,255,255,.88);max-width:560px;margin-bottom:26px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:16px;position:relative;z-index:2;}
.btn-light-brand{
  display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 26px;
  border-radius:var(--r-pill);background:#FAF8F4;color:var(--brand-2);font-weight:700;font-size:16px;
  transition:transform .22s ease,background .22s ease,color .22s ease;
}
.btn-light-brand:hover{background:#fff;color:var(--brand-1);transform:translateY(-2px);}
.btn-line-white{
  display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 24px;
  border-radius:var(--r-pill);border:1.5px solid rgba(255,255,255,.75);color:#fff;font-weight:600;font-size:16px;
  transition:background .22s ease,transform .22s ease;
}
.btn-line-white:hover{background:rgba(255,255,255,.16);color:#fff;transform:translateY(-2px);}

/* ============ 表单 ============ */
.form-label{font-size:14px;color:var(--text-2);font-weight:600;margin-bottom:6px;}
.form-control{
  min-height:48px;border-radius:var(--r-sm);border:1px solid var(--line);background:#fff;
  font-size:15px;color:var(--text);padding:10px 14px;transition:border-color .2s ease,box-shadow .2s ease;
}
.form-control:focus{border-color:var(--brand-1);box-shadow:0 0 0 4px rgba(31,122,107,.12);}
.form-control::placeholder{color:#A9B1AE;}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:#E8E4DB;padding:72px 0 28px;margin-top:96px;border-radius:28px 28px 0 0;}
.footer-grid{display:grid;grid-template-columns:4fr 2fr 3fr 3fr;gap:40px;}
.footer-brand .brand-name{color:#fff;}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(232,228,219,.72);margin:16px 0 20px;}
.footer-social{display:flex;gap:12px;}
.footer-social a{
  display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:var(--r-pill);
  background:rgba(232,228,219,.1);color:#E8E4DB;transition:background .22s ease,color .22s ease,transform .22s ease;
}
.footer-social a:hover{background:rgba(240,135,74,.9);color:#fff;transform:translateY(-2px);}
.footer-title{color:#fff;font-size:16px;margin-bottom:18px;}
.footer-links{list-style:none;padding:0;margin:0;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14px;color:rgba(232,228,219,.78);}
.footer-links a:hover{color:var(--accent-2);transform:translateX(2px);display:inline-block;}
.footer-form .form-control{background:rgba(232,228,219,.08);border-color:rgba(232,228,219,.22);color:#fff;}
.footer-form .form-control::placeholder{color:rgba(232,228,219,.5);}
.footer-form .form-label{color:rgba(232,228,219,.78);}
.footer-form .btn-brand{width:100%;}
.footer-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid rgba(232,228,219,.16);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:rgba(232,228,219,.62);
}
.footer-bottom a{color:rgba(232,228,219,.72);}
.footer-bottom a:hover{color:var(--accent-2);}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  h1{font-size:40px;}
  .footer-grid{grid-template-columns:2fr 1fr 1.4fr 1.6fr;gap:28px;}
}
@media (max-width:991.98px){
  .section{padding:72px 0;}
  .nav-wrap{grid-template-columns:1fr auto 1fr;}
  .nav-left{display:none;}
  .nav-right .nav-link,.nav-right .nav-cta{display:none;}
  .nav-toggle{display:inline-flex;justify-self:end;}
  h1{font-size:34px;}
  h2{font-size:26px;}
  .side-col{position:static;margin-top:40px;}
  .steps-wrap{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{padding:40px 28px;border-radius:24px;}
}
@media (max-width:767.98px){
  body{font-size:16px;}
  .container{padding-left:20px;padding-right:20px;}
  h1{font-size:30px;line-height:1.3;font-weight:700;}
  h2{font-size:24px;}
  h3{font-size:19px;}
  .section{padding:56px 0;}
  .page-hero{padding-top:32px;}
  .hero-line{width:72px;height:5px;}
  .faq-btn{font-size:16px;padding:14px 16px;}
  .faq-body{padding:0 16px 18px;font-size:15px;}
  .filter-bar{gap:10px;}
  .filter-pill{min-height:40px;padding:0 16px;font-size:13px;}
  .footer-grid{grid-template-columns:1fr;}
  .site-footer{padding:52px 0 24px;margin-top:64px;border-radius:20px 20px 0 0;}
  .step-card{padding:22px;}
}
@media (max-width:575.98px){
  .cta-actions{flex-direction:column;align-items:stretch;}
  .btn-light-brand,.btn-line-white,.btn-brand,.btn-ghost{width:100%;}
  .footer-bottom{flex-direction:column;gap:6px;}
}