/* roulang page: index */
:root{
  --green:#145A56;
  --green-dark:#123B3A;
  --coral:#F26440;
  --coral-hover:#E04E2F;
  --coral-active:#C93E24;
  --bg:#F6F5F1;
  --white:#FFFFFF;
  --text:#243532;
  --text-light:#6B7A77;
  --border:rgba(18,59,58,.08);
  --shadow:0 8px 30px rgba(18,59,58,.07);
  --shadow-hover:0 12px 40px rgba(18,59,58,.12);
  --radius-lg:20px;
  --radius-md:16px;
  --radius-sm:12px;
  --sidebar-w:240px;
  --sidebar-w-md:72px;
  --topbar-h:56px;
  --space:80px;
  --space-m:48px;
  --transition:all .25s ease;
}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  display:flex;
  min-height:100vh;
  overflow-x:hidden;
}
a{color:var(--green);text-decoration:none;transition:var(--transition);}
a:hover{color:var(--coral);}
img{max-width:100%;display:block;}
button{font-family:inherit;}
.container-custom{
  max-width:1320px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
.section{padding:var(--space) 0;}
.section-lg{padding:56px 0;}
.section-header{margin-bottom:48px;}
.section-tag{
  display:inline-block;
  font-size:13px;
  font-weight:600;
  letter-spacing:.08em;
  color:var(--coral);
  background:rgba(242,100,64,.08);
  padding:6px 16px;
  border-radius:100px;
  margin-bottom:12px;
}
.section-title{
  font-size:30px;
  font-weight:700;
  color:var(--green-dark);
  line-height:1.35;
  margin-bottom:10px;
}
.section-subtitle{
  font-size:16px;
  color:var(--text-light);
  max-width:640px;
}
/* Buttons */
.btn-app{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 32px;
  border-radius:12px;
  font-size:15px;
  font-weight:600;
  border:none;
  transition:var(--transition);
  cursor:pointer;
  text-decoration:none;
}
.btn-primary-app{
  background:var(--coral);
  color:#fff;
  box-shadow:0 6px 20px rgba(242,100,64,.25);
}
.btn-primary-app:hover{
  background:var(--coral-hover);
  color:#fff;
  transform:translateY(-2px);
  box-shadow:0 10px 28px rgba(242,100,64,.32);
}
.btn-primary-app:active{
  background:var(--coral-active);
  transform:translateY(0);
}
.btn-outline-app{
  background:transparent;
  border:1px solid var(--green);
  color:var(--green);
}
.btn-outline-app:hover{
  background:rgba(20,90,86,.06);
  color:var(--green);
  transform:translateY(-2px);
}
.btn-white-outline{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.55);
  color:#fff;
}
.btn-white-outline:hover{
  background:rgba(255,255,255,.16);
  border-color:#fff;
  color:#fff;
}
/* Sidebar */
.app-sidebar{
  position:fixed;
  top:0;left:0;
  width:var(--sidebar-w);
  height:100vh;
  background:var(--green-dark);
  display:flex;
  flex-direction:column;
  z-index:1040;
  border-right:1px solid rgba(255,255,255,.05);
}
.sidebar-logo{
  height:72px;
  display:flex;
  align-items:center;
  gap:10px;
  padding:0 20px;
  border-bottom:1px solid rgba(255,255,255,.08);
  flex-shrink:0;
}
.logo-icon{
  width:34px;height:34px;
  border-radius:10px;
  background:rgba(255,255,255,.12);
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--coral);
  font-size:16px;
  flex-shrink:0;
}
.logo-text{
  color:#fff;
  font-size:16px;
  font-weight:700;
  letter-spacing:.02em;
  line-height:1.3;
  white-space:nowrap;
}
.sidebar-nav{
  flex:1;
  padding:24px 14px;
  overflow-y:auto;
}
.sidebar-nav a.nav-item{
  display:flex;
  align-items:center;
  gap:12px;
  padding:13px 16px;
  color:rgba(255,255,255,.82);
  border-radius:10px;
  font-size:15px;
  font-weight:400;
  position:relative;
  margin-bottom:4px;
  transition:var(--transition);
  white-space:nowrap;
}
.sidebar-nav a.nav-item i{
  width:20px;
  text-align:center;
  font-size:16px;
  color:rgba(255,255,255,.55);
  transition:var(--transition);
}
.sidebar-nav a.nav-item:hover{
  background:rgba(255,255,255,.08);
  color:#fff;
}
.sidebar-nav a.nav-item:hover i{
  color:var(--coral);
}
.sidebar-nav a.nav-item.active{
  background:rgba(255,255,255,.06);
  color:#fff;
  font-weight:600;
}
.sidebar-nav a.nav-item.active i{
  color:var(--coral);
}
.sidebar-nav a.nav-item.active::before{
  content:"";
  position:absolute;
  left:0;
  top:50%;
  transform:translateY(-50%);
  width:3px;
  height:24px;
  background:var(--coral);
  border-radius:0 3px 3px 0;
}
.sidebar-footer{
  padding:20px;
  border-top:1px solid rgba(255,255,255,.06);
  flex-shrink:0;
}
.sidebar-footer a{
  color:rgba(255,255,255,.45);
  font-size:13px;
  display:flex;
  align-items:center;
  gap:8px;
  transition:var(--transition);
}
.sidebar-footer a:hover{color:#fff;}
/* Mobile topbar */
.mobile-topbar{
  display:none;
  position:fixed;
  top:0;left:0;
  width:100%;
  height:var(--topbar-h);
  background:var(--green-dark);
  z-index:1040;
  align-items:center;
  justify-content:space-between;
  padding:0 16px;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.mobile-topbar .logo-text{
  font-size:15px;
}
.mobile-burger{
  width:40px;height:40px;
  border-radius:10px;
  background:rgba(255,255,255,.1);
  border:none;
  color:#fff;
  font-size:18px;
  display:flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
}
/* Mobile drawer */
.mobile-drawer{
  position:fixed;
  top:0;left:-300px;
  width:300px;
  height:100vh;
  background:var(--green-dark);
  z-index:1052;
  transition:left .3s ease;
  display:flex;
  flex-direction:column;
  padding:24px 0;
  border-right:1px solid rgba(255,255,255,.06);
}
.mobile-drawer.open{left:0;}
.drawer-logo{
  padding:0 24px;
  margin-bottom:24px;
  display:flex;
  align-items:center;
  gap:10px;
}
.drawer-nav{
  flex:1;
  padding:0 14px;
}
.drawer-nav a.nav-item{
  display:flex;
  align-items:center;
  gap:12px;
  padding:14px 16px;
  color:rgba(255,255,255,.82);
  border-radius:10px;
  font-size:15px;
  position:relative;
  margin-bottom:4px;
}
.drawer-nav a.nav-item.active::before{
  content:"";
  position:absolute;
  left:0;top:50%;
  transform:translateY(-50%);
  width:3px;height:24px;
  background:var(--coral);
  border-radius:0 3px 3px 0;
}
.drawer-nav a.nav-item.active{
  background:rgba(255,255,255,.06);
  color:#fff;
  font-weight:600;
}
.drawer-nav a.nav-item i{
  width:20px;text-align:center;
  color:rgba(255,255,255,.55);
}
.drawer-nav a.nav-item.active i{color:var(--coral);}
.drawer-footer{
  padding:20px 24px;
  border-top:1px solid rgba(255,255,255,.06);
}
.drawer-footer a{
  color:rgba(255,255,255,.45);
  font-size:13px;
}
.drawer-overlay{
  position:fixed;
  top:0;left:0;
  width:100%;height:100%;
  background:rgba(0,0,0,.5);
  z-index:1051;
  opacity:0;
  visibility:hidden;
  transition:opacity .3s,visibility .3s;
}
.drawer-overlay.show{opacity:1;visibility:visible;}
/* Main content */
.main-content{
  flex:1;
  margin-left:var(--sidebar-w);
  width:calc(100% - var(--sidebar-w));
  min-width:0;
  min-height:100vh;
  display:flex;
  flex-direction:column;
}
/* Hero */
.hero-section{
  position:relative;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  padding:120px 0 100px;
  color:#fff;
}
.hero-section::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(105deg,rgba(18,59,58,.92) 15%,rgba(18,59,58,.72) 60%,rgba(18,59,58,.38) 100%);
}
.hero-content{
  position:relative;
  z-index:2;
  max-width:720px;
}
.hero-title{
  font-size:40px;
  font-weight:700;
  line-height:1.3;
  margin-bottom:20px;
  letter-spacing:.01em;
}
.hero-title span{
  color:var(--coral);
}
.hero-subtitle{
  font-size:17px;
  line-height:1.8;
  color:rgba(255,255,255,.85);
  margin-bottom:36px;
  max-width:560px;
}
.hero-actions{
  display:flex;
  gap:16px;
  flex-wrap:wrap;
  margin-bottom:56px;
}
.pain-points{
  display:flex;
  flex-wrap:wrap;
  gap:16px;
}
.pain-item{
  display:flex;
  align-items:center;
  gap:12px;
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.14);
  border-radius:12px;
  padding:14px 20px;
  backdrop-filter:blur(6px);
  font-size:14px;
  color:rgba(255,255,255,.92);
}
.pain-item i{
  color:var(--coral);
  font-size:16px;
  width:20px;
  text-align:center;
}
.pain-item strong{
  font-weight:600;
  color:#fff;
  display:block;
  font-size:14px;
  margin-bottom:2px;
}
.pain-item small{
  font-size:12.5px;
  color:rgba(255,255,255,.7);
}
/* Solutions */
.solutions-section{
  background:var(--bg);
}
.solution-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:24px;
}
.solution-card{
  background:var(--white);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:32px;
  display:flex;
  gap:24px;
  transition:var(--transition);
  position:relative;
  overflow:hidden;
}
.solution-card:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-hover);
  border-color:rgba(242,100,64,.25);
}
.solution-num{
  font-size:60px;
  font-weight:800;
  line-height:1;
  color:rgba(20,90,86,.12);
  flex-shrink:0;
  font-family:inherit;
  width:56px;
}
.solution-body{
  flex:1;
}
.solution-body h3{
  font-size:20px;
  font-weight:700;
  color:var(--green-dark);
  margin-bottom:12px;
}
.solution-body p{
  font-size:15px;
  color:var(--text-light);
  line-height:1.8;
  margin-bottom:16px;
}
.solution-link{
  font-size:14px;
  font-weight:600;
  color:var(--green);
  display:inline-flex;
  align-items:center;
  gap:6px;
  transition:var(--transition);
}
.solution-link:hover{
  color:var(--coral);
  gap:10px;
}
/* Stats */
.stats-section{
  background:var(--green-dark);
  padding:80px 0;
  position:relative;
}
.stats-intro{
  font-size:20px;
  color:rgba(255,255,255,.8);
  font-weight:500;
  text-align:center;
  margin-bottom:52px;
}
.stats-intro strong{
  color:var(--coral);
  font-weight:700;
}
.stats-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:32px;
}
.stat-item{
  text-align:center;
  padding:24px 16px;
  border-radius:var(--radius-lg);
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.06);
  transition:var(--transition);
}
.stat-item:hover{
  background:rgba(255,255,255,.07);
  transform:translateY(-2px);
}
.stat-num{
  font-size:44px;
  font-weight:700;
  color:#fff;
  line-height:1.2;
  margin-bottom:8px;
  letter-spacing:.02em;
}
.stat-label{
  font-size:14px;
  color:rgba(255,255,255,.6);
}
/* News */
.news-section{
  background:var(--bg);
}
.news-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:24px;
}
.news-card{
  background:var(--white);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:20px;
  display:flex;
  gap:20px;
  transition:var(--transition);
  height:100%;
}
.news-card:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-hover);
}
.news-thumb{
  width:160px;
  height:120px;
  flex-shrink:0;
  border-radius:var(--radius-sm);
  overflow:hidden;
  background:var(--bg);
}
.news-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.news-body{
  flex:1;
  display:flex;
  flex-direction:column;
  min-width:0;
}
.news-meta{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:8px;
  flex-wrap:wrap;
}
.news-badge{
  display:inline-block;
  font-size:12px;
  font-weight:600;
  color:var(--green);
  background:rgba(20,90,86,.08);
  padding:3px 10px;
  border-radius:100px;
}
.news-time{
  font-size:12px;
  color:var(--text-light);
}
.news-title{
  font-size:17px;
  font-weight:600;
  color:var(--text);
  line-height:1.45;
  margin-bottom:8px;
}
.news-title a{
  color:inherit;
}
.news-title a:hover{
  color:var(--coral);
}
.news-excerpt{
  font-size:14px;
  color:var(--text-light);
  line-height:1.7;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin-bottom:10px;
  flex:1;
}
.news-link{
  font-size:13px;
  font-weight:600;
  color:var(--green);
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.news-link:hover{color:var(--coral);gap:10px;}
.news-empty{
  grid-column:1/-1;
  text-align:center;
  padding:48px 24px;
  background:var(--white);
  border:1px dashed rgba(18,59,58,.15);
  border-radius:var(--radius-lg);
  color:var(--text-light);
  font-size:15px;
}
/* FAQ */
.faq-section{
  background:var(--white);
}
.faq-inner{
  max-width:860px;
  margin:0 auto;
}
.accordion-item{
  border:1px solid var(--border);
  border-radius:var(--radius-md);
  margin-bottom:16px;
  overflow:hidden;
  background:var(--bg);
  transition:var(--transition);
}
.accordion-item:has(.accordion-button:not(.collapsed)){
  border-color:rgba(242,100,64,.2);
  box-shadow:var(--shadow);
}
.accordion-button{
  background:transparent;
  color:var(--text);
  font-size:16px;
  font-weight:600;
  padding:20px 24px;
  box-shadow:none;
  border:none;
  border-left:3px solid transparent;
  transition:var(--transition);
  border-radius:var(--radius-md);
}
.accordion-button:not(.collapsed){
  color:var(--green-dark);
  background:transparent;
  border-left-color:var(--coral);
}
.accordion-button:focus{
  box-shadow:none;
  border-left-color:var(--coral);
}
.accordion-button::after{
  background-image:none;
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  content:"\2b";
  color:var(--green);
  font-size:16px;
  transition:var(--transition);
}
.accordion-button:not(.collapsed)::after{
  content:"\f068";
  color:var(--coral);
  transform:rotate(0deg);
}
.accordion-body{
  padding:0 24px 24px;
  color:var(--text-light);
  font-size:15px;
  line-height:1.8;
  border-left:3px solid rgba(242,100,64,.12);
}
/* CTA */
.cta-section{
  background:rgba(242,100,64,.06);
  border-top:1px solid rgba(242,100,64,.15);
  border-bottom:1px solid rgba(242,100,64,.15);
  padding:72px 0;
}
.cta-inner{
  text-align:center;
  max-width:680px;
  margin:0 auto;
}
.cta-title{
  font-size:28px;
  font-weight:700;
  color:var(--green-dark);
  margin-bottom:14px;
}
.cta-subtitle{
  font-size:16px;
  color:var(--text-light);
  margin-bottom:32px;
}
/* Privacy */
.privacy-section{
  background:var(--bg);
}
.privacy-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
  background:rgba(246,245,241,.92);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:32px;
}
.privacy-card h4{
  font-size:16px;
  font-weight:700;
  color:var(--green-dark);
  margin-bottom:10px;
  display:flex;
  align-items:center;
  gap:8px;
}
.privacy-card h4 i{
  color:var(--coral);
  font-size:16px;
}
.privacy-card p{
  font-size:13.5px;
  color:var(--text-light);
  line-height:1.8;
  margin:0;
}
/* Footer */
.site-footer{
  background:var(--green-dark);
  color:rgba(255,255,255,.7);
  padding:64px 0 0;
  margin-top:auto;
}
.footer-grid{
  display:grid;
  grid-template-columns:2fr 1fr 1.5fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand .logo-text{
  font-size:18px;
  margin-bottom:14px;
}
.footer-brand p{
  font-size:14px;
  line-height:1.8;
  color:rgba(255,255,255,.55);
  max-width:260px;
}
.footer-links h5,
.footer-contact h5{
  font-size:15px;
  font-weight:600;
  color:#fff;
  margin-bottom:18px;
}
.footer-links a{
  display:block;
  color:rgba(255,255,255,.55);
  font-size:14px;
  padding:6px 0;
  transition:var(--transition);
}
.footer-links a:hover{
  color:var(--coral);
  padding-left:4px;
}
.footer-contact p{
  font-size:14px;
  color:rgba(255,255,255,.55);
  line-height:1.9;
  margin:0;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding:20px 0;
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap:12px;
  font-size:13px;
  color:rgba(255,255,255,.4);
}
/* Float btn */
.float-btn{
  position:fixed;
  bottom:28px;
  right:28px;
  height:56px;
  padding:0 28px;
  border-radius:100px;
  background:var(--coral);
  color:#fff;
  font-size:15px;
  font-weight:600;
  display:flex;
  align-items:center;
  gap:10px;
  border:none;
  box-shadow:0 10px 32px rgba(242,100,64,.35);
  cursor:pointer;
  z-index:1035;
  transition:var(--transition);
}
.float-btn:hover{
  background:var(--coral-hover);
  transform:translateY(-2px);
  box-shadow:0 14px 38px rgba(242,100,64,.42);
  color:#fff;
}
.float-btn i{
  font-size:18px;
}
/* Modal custom */
.modal-content{
  border-radius:24px;
  border:none;
  box-shadow:0 24px 80px rgba(18,59,58,.25);
  overflow:hidden;
}
.modal-header{
  background:var(--green-dark);
  border-bottom:none;
  padding:24px 32px;
}
.modal-title{
  color:#fff;
  font-size:18px;
  font-weight:600;
}
.modal-header .btn-close{
  filter:invert(1);
  opacity:.7;
}
.modal-body{
  padding:32px;
}
.form-label{
  font-size:14px;
  font-weight:600;
  color:var(--text);
  margin-bottom:6px;
}
.form-control{
  height:48px;
  border-radius:10px;
  border:1px solid rgba(18,59,58,.15);
  padding:0 16px;
  font-size:15px;
  background:var(--bg);
  transition:var(--transition);
}
.form-control:focus{
  border-color:var(--green);
  box-shadow:0 0 0 2px rgba(20,90,86,.12);
  background:#fff;
}
textarea.form-control{
  height:auto;
  padding:12px 16px;
  resize:none;
}
.form-select{
  height:48px;
  border-radius:10px;
  border:1px solid rgba(18,59,58,.15);
  font-size:15px;
  background-color:var(--bg);
  color:var(--text);
}
.form-select:focus{
  border-color:var(--green);
  box-shadow:0 0 0 2px rgba(20,90,86,.12);
}
.privacy-check{
  font-size:13px;
  color:var(--text-light);
  display:flex;
  align-items:flex-start;
  gap:8px;
}
.privacy-check input{
  margin-top:3px;
  accent-color:var(--green);
}
.modal-footer{
  border-top:1px solid var(--border);
  padding:20px 32px;
  background:var(--bg);
}
.modal-footer .btn-primary-app{
  width:100%;
}
/* Responsive */
@media (max-width:1199px){
  .solution-card{padding:28px;}
  .news-grid{grid-template-columns:1fr;}
  .news-thumb{width:180px;height:130px;}
}
@media (max-width:991px){
  .app-sidebar{width:var(--sidebar-w-md);}
  .main-content{margin-left:var(--sidebar-w-md);width:calc(100% - var(--sidebar-w-md));}
  .sidebar-logo{justify-content:center;padding:0;}
  .sidebar-logo .logo-text{display:none;}
  .sidebar-nav{padding:20px 10px;}
  .sidebar-nav a.nav-item{justify-content:center;padding:14px;}
  .sidebar-nav a.nav-item span{display:none;}
  .sidebar-nav a.nav-item.active::before{left:-10px;}
  .sidebar-footer{display:none;}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:20px;}
  .solution-grid{grid-template-columns:1fr;}
  .hero-title{font-size:34px;}
  .privacy-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .container-custom{padding-left:20px;padding-right:20px;}
}
@media (max-width:767px){
  .app-sidebar{display:none;}
  .main-content{margin-left:0;width:100%;}
  .mobile-topbar{display:flex;}
  .main-content{padding-top:var(--topbar-h);}
  .hero-section{padding:72px 0 64px;}
  .hero-title{font-size:27px;}
  .hero-subtitle{font-size:15px;}
  .pain-points{flex-direction:column;}
  .pain-item{width:100%;}
  .hero-actions .btn-app{width:100%;}
  .section{padding:var(--space-m) 0;}
  .section-title{font-size:24px;}
  .section-subtitle{font-size:15px;}
  .solution-grid{grid-template-columns:1fr;gap:16px;}
  .solution-card{padding:24px;flex-direction:column;gap:12px;}
  .solution-num{font-size:44px;}
  .stats-section{padding:56px 0;}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:14px;}
  .stat-num{font-size:32px;}
  .news-card{flex-direction:column;padding:16px;}
  .news-thumb{width:100%;height:140px;}
  .cta-section{padding:48px 0;}
  .cta-title{font-size:22px;}
  .privacy-grid{padding:24px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;text-align:left;}
  .footer-bottom{flex-direction:column;text-align:center;justify-content:center;}
  .float-btn{padding:0 20px;height:50px;font-size:14px;bottom:16px;right:16px;}
  .float-btn .float-text{display:none;}
  .float-btn i{margin:0;}
  .modal-body{padding:24px;}
  .modal-header{padding:20px 24px;}
}
@media (max-width:520px){
  .container-custom{padding-left:16px;padding-right:16px;}
  .hero-title{font-size:23px;}
  .hero-subtitle{font-size:14px;}
  .pain-item{flex-wrap:wrap;}
  .stats-grid{grid-template-columns:1fr;}
  .stat-item{padding:16px;}
  .stat-num{font-size:36px;}
  .news-thumb{height:120px;}
  .solution-card{padding:20px;}
  .btn-app{padding:0 20px;height:44px;font-size:14px;}
  .float-btn{right:12px;bottom:12px;}
}

/* roulang page: article */
:root {
  --teal: #145A56;
  --teal-dark: #123B3A;
  --coral: #F26440;
  --coral-hover: #E04E2F;
  --coral-active: #C93E24;
  --warm-white: #F6F5F1;
  --white: #FFFFFF;
  --text-main: #243532;
  --text-sub: #6B7A77;
  --border-soft: rgba(18, 59, 58, 0.08);
  --radius-lg: 20px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --shadow-card: 0 8px 30px rgba(18, 59, 58, 0.07);
  --shadow-hover: 0 12px 40px rgba(18, 59, 58, 0.12);
  --font-main: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --sidebar-w: 240px;
  --sidebar-w-sm: 72px;
  --topbar-h: 56px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-main);
  background: var(--warm-white);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--teal); text-decoration: none; transition: color .25s ease; }
a:hover { color: var(--coral); }
img { max-width: 100%; display: block; }
button { font-family: inherit; }
ul, ol { list-style: none; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding: 0 32px;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  line-height: 48px;
  border: 1px solid transparent;
  transition: all .25s ease;
  cursor: pointer;
}
.btn-primary {
  background: var(--coral);
  color: #fff;
  border-color: var(--coral);
}
.btn-primary:hover {
  background: var(--coral-hover);
  border-color: var(--coral-hover);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(242, 100, 64, 0.25);
}
.btn-primary:active {
  background: var(--coral-active);
  border-color: var(--coral-active);
  transform: translateY(0);
  box-shadow: none;
}
.btn-outline {
  background: transparent;
  color: var(--teal);
  border-color: var(--teal);
}
.btn-outline:hover {
  background: rgba(20, 90, 86, 0.06);
  color: var(--teal);
  border-color: var(--teal);
}

.app-shell { min-height: 100vh; }
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-w);
  height: 100vh;
  background: var(--teal-dark);
  z-index: 1050;
  display: flex;
  flex-direction: column;
  transition: width .3s ease;
}
.sidebar-brand {
  height: 72px;
  display: flex;
  align-items: center;
  padding: 0 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  flex-shrink: 0;
}
.logo-text {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.5px;
  white-space: nowrap;
}
.logo-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--coral);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: #fff;
  flex-shrink: 0;
}
.sidebar-nav {
  flex: 1;
  padding: 24px 0;
  overflow-y: auto;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 13px 24px;
  color: rgba(255, 255, 255, 0.85);
  font-size: 16px;
  font-weight: 400;
  border-left: 3px solid transparent;
  transition: background .25s ease, color .25s ease;
  white-space: nowrap;
}
.nav-item i { width: 20px; text-align: center; font-size: 18px; flex-shrink: 0; }
.nav-item span { flex-shrink: 0; }
.nav-item:hover { background: rgba(255, 255, 255, 0.08); color: #fff; }
.nav-item.active {
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
  font-weight: 600;
  border-left-color: var(--coral);
}
.sidebar-bottom {
  padding: 20px 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.55);
  font-size: 13px;
  line-height: 1.6;
}

.main-content {
  margin-left: var(--sidebar-w);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: margin-left .3s ease;
}

.article-page {
  padding: 48px 40px 64px;
}
.article-container {
  max-width: 900px;
  margin: 0 auto;
}
.breadcrumb-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  color: var(--text-sub);
  margin-bottom: 28px;
}
.breadcrumb-nav a { color: var(--text-sub); }
.breadcrumb-nav a:hover { color: var(--coral); }
.breadcrumb-nav .divider { color: rgba(18, 59, 58, 0.25); }
.breadcrumb-nav .current { color: var(--teal); font-weight: 500; }

.article-header {
  margin-bottom: 36px;
}
.article-title {
  font-size: 36px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--text-main);
  margin: 0 0 18px;
  letter-spacing: -0.5px;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  color: var(--text-sub);
  font-size: 14px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-soft);
}
.article-meta i { margin-right: 4px; color: var(--coral); }

.article-body {
  max-width: 760px;
  font-size: 17px;
  line-height: 1.85;
  color: var(--text-main);
  padding-top: 32px;
}
.article-body p {
  margin: 0 0 1.5em;
}
.article-body h2 {
  font-size: 26px;
  font-weight: 700;
  color: var(--teal-dark);
  margin: 2em 0 0.8em;
  padding-bottom: 10px;
  position: relative;
}
.article-body h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--teal);
  margin: 1.6em 0 0.6em;
}
.article-body h4 {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-main);
  margin: 1.4em 0 0.5em;
}
.article-body ul {
  margin: 0 0 1.5em;
  padding-left: 0;
}
.article-body ul li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 8px;
}
.article-body ul li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 12px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--coral);
  opacity: 0.7;
}
.article-body ol {
  margin: 0 0 1.5em;
  padding-left: 0;
  counter-reset: item;
}
.article-body ol li {
  position: relative;
  padding-left: 32px;
  margin-bottom: 8px;
  counter-increment: item;
}
.article-body ol li::before {
  content: counter(item);
  position: absolute;
  left: 0;
  top: 4px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--teal);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
}
.article-body blockquote {
  margin: 1.8em 0;
  padding: 18px 24px;
  background: rgba(20, 90, 86, 0.05);
  border-left: 4px solid var(--teal);
  border-radius: 0 12px 12px 0;
  color: var(--text-sub);
  font-size: 15px;
}
.article-body blockquote p:last-child { margin-bottom: 0; }
.article-body img {
  border-radius: 12px;
  border: 1px solid rgba(18, 59, 58, 0.06);
  margin: 1.8em 0;
  width: 100%;
  height: auto;
}
.article-body table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: 1.8em 0;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border-soft);
  font-size: 15px;
}
.article-body table th,
.article-body table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-soft);
  text-align: left;
}
.article-body table th {
  background: rgba(20, 90, 86, 0.06);
  color: var(--teal);
  font-weight: 600;
}
.article-body table tr:last-child td { border-bottom: none; }
.article-body code {
  background: rgba(20, 90, 86, 0.08);
  color: var(--teal-dark);
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 14px;
}
.article-body pre {
  background: var(--teal-dark);
  color: #f0f0f0;
  padding: 20px 24px;
  border-radius: 12px;
  overflow-x: auto;
  margin: 1.8em 0;
  font-size: 14px;
  line-height: 1.7;
}
.article-body pre code { background: transparent; color: inherit; padding: 0; }

.content-not-found {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-soft);
  padding: 48px 40px;
  text-align: center;
  box-shadow: var(--shadow-card);
}
.content-not-found h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--teal-dark);
  margin-bottom: 12px;
}
.content-not-found p {
  color: var(--text-sub);
  margin-bottom: 24px;
  font-size: 16px;
}

.related-section {
  max-width: 900px;
  margin: 56px auto 0;
  padding-top: 40px;
  border-top: 1px solid var(--border-soft);
}
.section-heading h2 {
  font-size: 24px;
  font-weight: 700;
  color: var(--teal-dark);
  margin-bottom: 4px;
}
.section-heading p {
  color: var(--text-sub);
  font-size: 15px;
  margin-bottom: 24px;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.related-card {
  background: #fff;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: all .3s ease;
  display: block;
  color: var(--text-main);
}
.related-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(242, 100, 64, 0.35);
  color: var(--text-main);
}
.related-thumb {
  height: 120px;
  overflow: hidden;
}
.related-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border: none;
  border-radius: 0;
}
.related-info {
  padding: 18px 20px 20px;
}
.badge-cat {
  display: inline-block;
  font-size: 13px;
  font-weight: 500;
  color: var(--coral);
  background: rgba(242, 100, 64, 0.08);
  padding: 3px 10px;
  border-radius: 20px;
  margin-bottom: 10px;
}
.related-info h3 {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
  margin: 0 0 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.related-date {
  font-size: 13px;
  color: var(--text-sub);
}

.back-links {
  max-width: 900px;
  margin: 40px auto 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
}
.back-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--teal);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 0;
  border-bottom: 2px solid transparent;
  transition: all .25s ease;
}
.back-link:hover {
  color: var(--coral);
  border-bottom-color: var(--coral);
}

.site-footer {
  background: var(--teal-dark);
  color: rgba(255, 255, 255, 0.85);
  padding: 56px 40px 24px;
  margin-left: var(--sidebar-w);
  transition: margin-left .3s ease;
}
.container-custom {
  max-width: 1320px;
  margin: 0 auto;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand .logo-text {
  font-size: 20px;
  margin-bottom: 16px;
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.65);
  max-width: 360px;
}
.footer-links h5,
.footer-contact h5 {
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
}
.footer-links a {
  display: block;
  color: rgba(255, 255, 255, 0.65);
  font-size: 14px;
  padding: 5px 0;
  transition: color .25s ease, padding-left .25s ease;
}
.footer-links a:hover {
  color: var(--coral);
  padding-left: 6px;
}
.footer-contact p {
  font-size: 14px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.65);
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.45);
}

.mobile-topbar {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--topbar-h);
  background: var(--teal-dark);
  z-index: 1060;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  box-shadow: 0 4px 16px rgba(18, 59, 58, 0.25);
}
.topbar-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.3px;
}
.topbar-logo .logo-icon {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  font-size: 14px;
}
.hamburger-btn {
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
  color: #fff;
  font-size: 20px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background .25s ease;
}
.hamburger-btn:hover { background: rgba(255, 255, 255, 0.1); }

.mobile-drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: 280px;
  height: 100vh;
  background: var(--teal-dark);
  z-index: 1080;
  transform: translateX(-100%);
  transition: transform .35s ease;
  display: flex;
  flex-direction: column;
  padding-top: 72px;
}
.mobile-drawer.open { transform: translateX(0); }
.drawer-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(18, 59, 58, 0.55);
  z-index: 1070;
  opacity: 0;
  visibility: hidden;
  transition: opacity .3s ease;
}
.drawer-overlay.show { opacity: 1; visibility: visible; }

@media (max-width: 1200px) {
  .article-page { padding: 40px 32px 56px; }
  .related-grid { grid-template-columns: repeat(3, 1fr); gap: 18px; }
  .site-footer { padding: 48px 32px 24px; }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .sidebar { width: var(--sidebar-w-sm); }
  .sidebar-brand { padding: 0 16px; }
  .sidebar-brand .logo-text span { display: none; }
  .sidebar-brand .logo-text { justify-content: center; }
  .nav-item { justify-content: center; padding: 14px 16px; }
  .nav-item span { display: none; }
  .sidebar-bottom { padding: 16px; text-align: center; }
  .main-content { margin-left: var(--sidebar-w-sm); }
  .site-footer { margin-left: var(--sidebar-w-sm); }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .sidebar { display: none; }
  .mobile-topbar { display: flex; }
  .main-content { margin-left: 0; padding-top: var(--topbar-h); }
  .site-footer { margin-left: 0; padding: 40px 16px 20px; }
  .article-page { padding: 28px 16px 48px; }
  .article-title { font-size: 26px; }
  .article-body { font-size: 16px; }
  .related-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; align-items: center; text-align: center; }
  .back-links { gap: 8px 20px; }
}

/* roulang page: category1 */
/* ========== 设计变量 ========== */
        :root {
            --primary: #145A56;
            --primary-dark: #0E4542;
            --accent: #F26440;
            --accent-hover: #E04E2F;
            --accent-active: #C93E24;
            --dark: #123B3A;
            --bg: #F6F5F1;
            --white: #FFFFFF;
            --text: #243532;
            --text-muted: #6B7A77;
            --border: rgba(18, 59, 58, .10);
            --radius-lg: 18px;
            --radius-md: 12px;
            --radius-sm: 10px;
            --shadow-card: 0 8px 30px rgba(18, 59, 58, .07);
            --shadow-hover: 0 12px 40px rgba(18, 59, 58, .12);
            --sidebar-w: 240px;
            --transition: all .25s ease;
        }

        /* ========== Reset & Base ========== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            display: block;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            color: var(--text);
            line-height: 1.3;
            margin-top: 0;
        }
        p {
            margin-top: 0;
            margin-bottom: 1em;
        }

        /* ========== 布局 ========== */
        .app-shell {
            display: flex;
            min-height: 100vh;
        }
        .main-content {
            margin-left: var(--sidebar-w);
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
        }
        .container-custom {
            max-width: 1320px;
            margin: 0 auto;
            padding: 0 40px;
            width: 100%;
        }
        .section {
            padding: 80px 0;
        }

        /* ========== 侧边导航 ========== */
        .sidebar {
            position: fixed;
            left: 0;
            top: 0;
            bottom: 0;
            width: var(--sidebar-w);
            background: var(--dark);
            z-index: 1040;
            display: flex;
            flex-direction: column;
            transition: width .25s ease;
        }
        .sidebar-brand {
            height: 72px;
            display: flex;
            align-items: center;
            justify-content: flex-start;
            padding: 0 20px;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
            flex-shrink: 0;
        }
        .logo-link {
            display: flex;
            align-items: center;
            gap: 12px;
            color: #fff;
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--accent);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: #fff;
            flex-shrink: 0;
        }
        .logo-text {
            font-size: 18px;
            font-weight: 600;
            color: #fff;
            white-space: nowrap;
        }
        .sidebar-nav {
            padding: 16px 12px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .nav-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            color: rgba(255, 255, 255, .72);
            font-size: 15px;
            font-weight: 500;
            border-radius: 10px;
            position: relative;
            transition: var(--transition);
        }
        .nav-item i {
            width: 20px;
            text-align: center;
            font-size: 16px;
            flex-shrink: 0;
        }
        .nav-item:hover {
            background: rgba(255, 255, 255, .08);
            color: #fff;
        }
        .nav-item.active {
            background: rgba(255, 255, 255, .1);
            color: #fff;
            font-weight: 600;
        }
        .nav-item.active::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 3px;
            height: 24px;
            background: var(--accent);
            border-radius: 0 4px 4px 0;
        }
        .sidebar-foot {
            padding: 20px;
            border-top: 1px solid rgba(255, 255, 255, .05);
            font-size: 13px;
            flex-shrink: 0;
        }
        .sidebar-foot a {
            color: rgba(255, 255, 255, .55);
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 8px 12px;
            border-radius: 8px;
            transition: var(--transition);
        }
        .sidebar-foot a:hover {
            color: #fff;
            background: rgba(255, 255, 255, .06);
        }

        /* ========== 移动端头部 ========== */
        .mobile-header {
            display: none;
            height: 56px;
            padding: 0 16px;
            background: var(--dark);
            align-items: center;
            justify-content: space-between;
            position: sticky;
            top: 0;
            z-index: 1030;
        }
        .mobile-logo {
            color: #fff;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 16px;
        }
        .mobile-logo i {
            color: var(--accent);
            font-size: 20px;
        }
        .menu-toggle {
            width: 40px;
            height: 40px;
            background: transparent;
            border: none;
            color: #fff;
            font-size: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            transition: var(--transition);
        }
        .menu-toggle:hover {
            background: rgba(255, 255, 255, .1);
        }

        /* ========== 抽屉菜单 ========== */
        .drawer-backdrop {
            position: fixed;
            inset: 0;
            background: rgba(18, 59, 58, .5);
            z-index: 1045;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
        }
        .drawer-backdrop.show {
            opacity: 1;
            visibility: visible;
        }
        .drawer-menu {
            position: fixed;
            left: 0;
            top: 0;
            bottom: 0;
            width: 280px;
            background: var(--dark);
            z-index: 1050;
            transform: translateX(-100%);
            transition: transform .3s ease;
            display: flex;
            flex-direction: column;
        }
        .drawer-menu.open {
            transform: translateX(0);
        }
        .drawer-brand {
            height: 72px;
            display: flex;
            align-items: center;
            padding: 0 20px;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }
        .drawer-brand a {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-weight: 600;
        }
        .drawer-nav {
            padding: 16px 12px;
            flex: 1;
        }
        .drawer-nav a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 14px 16px;
            color: rgba(255, 255, 255, .75);
            font-size: 15px;
            border-radius: 10px;
            transition: var(--transition);
        }
        .drawer-nav a:hover {
            background: rgba(255, 255, 255, .08);
            color: #fff;
        }
        .drawer-nav a.active {
            background: rgba(255, 255, 255, .1);
            color: #fff;
            font-weight: 600;
        }
        .drawer-foot {
            padding: 12px 20px 24px;
            font-size: 13px;
        }
        .drawer-foot a {
            color: rgba(255, 255, 255, .55);
        }

        /* ========== 按钮 ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 48px;
            padding: 0 32px;
            border-radius: var(--radius-md);
            font-size: 16px;
            font-weight: 600;
            border: 1px solid transparent;
            transition: var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
        }
        .btn-primary:hover {
            background: var(--accent-hover);
            border-color: var(--accent-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(242, 100, 64, .25);
        }
        .btn-primary:active {
            background: var(--accent-active) !important;
            border-color: var(--accent-active) !important;
            color: #fff !important;
            transform: translateY(0) !important;
            box-shadow: none !important;
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-outline:hover {
            background: rgba(20, 90, 86, .06);
            color: var(--primary);
            transform: translateY(-2px);
        }

        /* ========== Hero ========== */
        .page-hero {
            position: relative;
            padding: 100px 0;
            background: linear-gradient(rgba(18, 59, 58, .82), rgba(18, 59, 58, .88)), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            color: #fff;
        }
        .hero-content {
            max-width: 720px;
        }
        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .12);
            border: 1px solid rgba(255, 255, 255, .18);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 40px;
            margin-bottom: 24px;
        }
        .page-hero h1 {
            color: #fff;
            font-size: 38px;
            line-height: 1.3;
            margin-bottom: 20px;
        }
        .hero-sub {
            color: rgba(255, 255, 255, .82);
            font-size: 18px;
            line-height: 1.7;
            margin-bottom: 32px;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .page-hero .btn-outline {
            color: #fff;
            border-color: rgba(255, 255, 255, .4);
        }
        .page-hero .btn-outline:hover {
            background: rgba(255, 255, 255, .1);
            border-color: #fff;
            color: #fff;
        }

        /* ========== Section Head ========== */
        .section-head {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 48px;
        }
        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            background: rgba(20, 90, 86, .08);
            border-radius: 40px;
            padding: 6px 16px;
            margin-bottom: 16px;
        }
        .section-head h2 {
            font-size: 30px;
            margin-bottom: 12px;
        }
        .section-head p {
            color: var(--text-muted);
            font-size: 16px;
            line-height: 1.7;
        }

        /* ========== 入口方式卡片 ========== */
        .method-card {
            position: relative;
            background: var(--white);
            border: 1px solid rgba(18, 59, 58, .08);
            border-radius: var(--radius-lg);
            padding: 32px 32px 32px 88px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            height: 100%;
        }
        .method-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(242, 100, 64, .2);
        }
        .method-num {
            position: absolute;
            left: 20px;
            top: 24px;
            font-size: 64px;
            font-weight: 700;
            line-height: 1;
            color: rgba(20, 90, 86, .10);
            pointer-events: none;
        }
        .method-content h3 {
            font-size: 20px;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .method-icon {
            color: var(--accent);
            font-size: 18px;
        }
        .method-content p {
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.8;
            margin-bottom: 16px;
        }
        .method-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .method-link:hover {
            color: var(--accent);
        }
        .method-link i {
            font-size: 13px;
            transition: transform .25s ease;
        }
        .method-link:hover i {
            transform: translateX(4px);
        }

        /* ========== 适用场景 ========== */
        .scenario-section {
            background: var(--white);
        }
        .scenario-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            margin-bottom: 56px;
        }
        .scenario-row:last-child {
            margin-bottom: 0;
        }
        .scenario-row.reverse .scenario-img {
            order: 2;
        }
        .scenario-img img {
            border-radius: 16px;
            width: 100%;
            height: 300px;
            object-fit: cover;
            border: 1px solid rgba(18, 59, 58, .08);
            box-shadow: var(--shadow-card);
        }
        .scenario-text h3 {
            font-size: 22px;
            margin-bottom: 16px;
        }
        .scenario-text p {
            color: var(--text-muted);
            margin-bottom: 20px;
            font-size: 16px;
        }
        .check-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .check-list li {
            padding: 6px 0;
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 15px;
            color: var(--text);
        }
        .check-list li::before {
            content: '';
            width: 6px;
            height: 6px;
            background: var(--accent);
            border-radius: 50%;
            flex-shrink: 0;
        }

        /* ========== 操作流程 ========== */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 48px;
        }
        .process-step {
            background: var(--white);
            border: 1px solid rgba(18, 59, 58, .08);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            text-align: center;
            transition: var(--transition);
            box-shadow: var(--shadow-card);
        }
        .process-step:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(242, 100, 64, .18);
        }
        .step-icon {
            width: 56px;
            height: 56px;
            margin: 0 auto 20px;
            background: var(--primary);
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: #fff;
        }
        .process-step h3 {
            font-size: 18px;
            margin-bottom: 10px;
        }
        .process-step p {
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* ========== 数据带 ========== */
        .stats-band {
            background: var(--dark);
            padding: 72px 0;
            color: #fff;
        }
        .stats-lead {
            text-align: center;
            font-size: 20px;
            color: rgba(255, 255, 255, .8);
            margin-bottom: 48px;
            font-weight: 500;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
        }
        .stat-item {
            text-align: center;
        }
        .stat-num {
            font-size: 44px;
            font-weight: 700;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 8px;
        }
        .stat-label {
            color: rgba(255, 255, 255, .55);
            font-size: 15px;
        }

        /* ========== FAQ ========== */
        .custom-accordion {
            max-width: 860px;
            margin: 0 auto;
        }
        .custom-accordion .accordion-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg) !important;
            margin-bottom: 16px;
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(18, 59, 58, .04);
            border-left: 3px solid transparent;
        }
        .custom-accordion .accordion-item:has(.accordion-button:not(.collapsed)) {
            border-left-color: var(--accent);
        }
        .custom-accordion .accordion-button {
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            background: var(--white);
            border: none;
            outline: none;
            box-shadow: none;
            position: relative;
            transition: var(--transition);
        }
        .custom-accordion .accordion-button::after {
            content: '+';
            font-family: inherit;
            font-size: 24px;
            font-weight: 400;
            background: none;
            width: auto;
            height: auto;
            color: var(--primary);
            transform: none;
            transition: transform .25s ease;
        }
        .custom-accordion .accordion-button:not(.collapsed)::after {
            content: '−';
            transform: none;
            color: var(--accent);
        }
        .custom-accordion .accordion-button:not(.collapsed) {
            color: var(--primary);
            background: rgba(20, 90, 86, .03);
        }
        .custom-accordion .accordion-button:focus {
            box-shadow: none;
        }
        .accordion-body {
            padding: 0 24px 24px;
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.8;
        }

        /* ========== CTA 横条 ========== */
        .cta-band {
            padding: 56px 0;
            background: rgba(242, 100, 64, .06);
            border-top: 1px solid rgba(242, 100, 64, .15);
            border-bottom: 1px solid rgba(242, 100, 64, .15);
        }
        .cta-inner {
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
        }
        .cta-inner h2 {
            font-size: 24px;
            margin-bottom: 12px;
            color: var(--text);
        }
        .cta-inner p {
            color: var(--text-muted);
            font-size: 16px;
            margin-bottom: 28px;
        }

        /* ========== 隐私说明 ========== */
        .privacy-note {
            padding: 56px 0;
            background: var(--bg);
        }
        .privacy-inner {
            background: rgba(246, 245, 241, .9);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px;
            line-height: 1.8;
            font-size: 14px;
            color: var(--text-muted);
        }
        .privacy-inner h3 {
            font-size: 18px;
            color: var(--text);
            margin-bottom: 16px;
        }
        .privacy-inner p {
            margin-bottom: 0;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, .75);
            padding: 56px 0 24px;
            margin-top: auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1.2fr;
            gap: 48px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }
        .footer-brand .logo-text {
            color: #fff;
            font-size: 20px;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .footer-brand .logo-icon {
            width: 38px;
            height: 38px;
            background: var(--accent);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .6);
            margin-top: 16px;
            max-width: 360px;
        }
        .footer-links h5,
        .footer-contact h5 {
            color: #fff;
            font-size: 16px;
            margin-bottom: 16px;
            font-weight: 600;
        }
        .footer-links a {
            display: block;
            color: rgba(255, 255, 255, .65);
            font-size: 14px;
            padding: 4px 0;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent);
        }
        .footer-contact p {
            color: rgba(255, 255, 255, .6);
            font-size: 14px;
            line-height: 1.8;
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 24px;
            font-size: 13px;
            color: rgba(255, 255, 255, .45);
        }

        /* ========== 浮动按钮 ========== */
        .float-cta {
            position: fixed;
            right: 24px;
            bottom: 24px;
            z-index: 1020;
            height: 56px;
            padding: 0 28px;
            background: var(--accent);
            color: #fff;
            border: none;
            border-radius: 40px;
            font-size: 15px;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 8px 24px rgba(242, 100, 64, .35);
            transition: var(--transition);
            cursor: pointer;
        }
        .float-cta:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            color: #fff;
        }
        .float-cta i {
            font-size: 18px;
        }

        /* ========== 模态框覆盖 ========== */
        .modal-content {
            border: none;
            border-radius: 20px;
            box-shadow: 0 24px 60px rgba(18, 59, 58, .2);
            overflow: hidden;
        }
        .modal-header {
            background: var(--dark);
            color: #fff;
            border-radius: 20px 20px 0 0;
            padding: 24px 28px;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }
        .modal-header .modal-title {
            color: #fff;
            font-size: 18px;
            font-weight: 600;
        }
        .modal-header .btn-close {
            filter: invert(1) grayscale(100%);
            opacity: .8;
            background: transparent url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23fff'%3e%3cpath d='M.293.293a1 1 0 0 1 1.414 0L8 6.586 14.293.293a1 1 0 1 1 1.414 1.414L9.414 8l6.293 6.293a1 1 0 0 1-1.414 1.414L8 9.414l-6.293 6.293a1 1 0 0 1-1.414-1.414L6.586 8 .293 1.707a1 1 0 0 1 0-1.414z'/%3e%3c/svg%3e") center/1em auto no-repeat;
        }
        .modal-body {
            padding: 28px;
            background: var(--white);
        }
        .form-control,
        .form-select {
            height: 48px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(18, 59, 58, .15);
            padding: 0 16px;
            font-size: 15px;
            color: var(--text);
            background-color: var(--bg);
            transition: var(--transition);
        }
        .form-control:focus,
        .form-select:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(20, 90, 86, .12);
            background-color: var(--white);
        }
        textarea.form-control {
            height: auto;
            padding: 12px 16px;
            resize: vertical;
        }
        .form-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 8px;
        }
        .form-check-input:checked {
            background-color: var(--primary);
            border-color: var(--primary);
        }
        .form-check-input:focus {
            box-shadow: 0 0 0 3px rgba(20, 90, 86, .12);
            border-color: var(--primary);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 991px) {
            .sidebar {
                width: 72px;
            }
            .sidebar-brand {
                justify-content: center;
                padding: 0;
            }
            .sidebar-brand .logo-text {
                display: none;
            }
            .nav-item {
                justify-content: center;
                padding: 14px;
            }
            .nav-item span {
                display: none;
            }
            .sidebar-foot {
                display: none;
            }
            .main-content {
                margin-left: 72px;
            }
            .container-custom {
                padding: 0 24px;
            }
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 40px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 767px) {
            .sidebar {
                display: none;
            }
            .main-content {
                margin-left: 0;
            }
            .mobile-header {
                display: flex;
            }
            .container-custom {
                padding: 0 16px;
            }
            .section {
                padding: 48px 0;
            }
            .page-hero {
                padding: 72px 0;
            }
            .page-hero h1 {
                font-size: 28px;
            }
            .hero-sub {
                font-size: 16px;
            }
            .hero-actions {
                flex-direction: column;
                width: 100%;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .section-head h2 {
                font-size: 24px;
            }
            .method-card {
                padding: 28px 24px 28px 72px;
            }
            .method-num {
                left: 16px;
                font-size: 48px;
            }
            .scenario-row {
                grid-template-columns: 1fr;
                gap: 24px;
                margin-bottom: 40px;
            }
            .scenario-row.reverse .scenario-img {
                order: 0;
            }
            .scenario-img img {
                height: 200px;
            }
            .process-steps {
                grid-template-columns: 1fr;
            }
            .stats-band {
                padding: 56px 0;
            }
            .stats-lead {
                font-size: 17px;
                margin-bottom: 32px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .stat-num {
                font-size: 32px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 8px;
                text-align: center;
            }
            .float-cta {
                left: 16px;
                right: 16px;
                justify-content: center;
                border-radius: 12px;
            }
            .privacy-inner {
                padding: 24px;
            }
            .cta-band {
                padding: 40px 0;
            }
            .modal-body {
                padding: 20px;
            }
            .modal-header {
                padding: 20px;
            }
        }

        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .stats-lead {
                margin-bottom: 24px;
            }
            .scenario-img img {
                height: 180px;
            }
        }

/* roulang page: category2 */
:root {
      --primary: #145A56;
      --primary-dark: #0E4542;
      --accent: #F26440;
      --accent-dark: #E04E2F;
      --accent-darker: #C93E24;
      --dark: #123B3A;
      --dark-2: #0C2D2C;
      --bg: #F6F5F1;
      --white: #FFFFFF;
      --text: #243532;
      --muted: #6B7A77;
      --border: rgba(18,59,58,.10);
      --border-card: rgba(18,59,58,.08);
      --radius-xl: 24px;
      --radius-lg: 20px;
      --radius-md: 16px;
      --radius-sm: 12px;
      --shadow-sm: 0 4px 16px rgba(18,59,58,.06);
      --shadow: 0 8px 30px rgba(18,59,58,.07);
      --shadow-hover: 0 12px 40px rgba(18,59,58,.12);
      --transition: .3s cubic-bezier(.4,0,.2,1);
      --sidebar-width: 240px;
      --font-stack: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    }

    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

    body {
      font-family: var(--font-stack);
      background: var(--bg);
      color: var(--text);
      line-height: 1.75;
      font-size: 16px;
      -webkit-font-smoothing: antialiased;
    }

    img { max-width: 100%; display: block; }
    a { text-decoration: none; color: var(--primary); transition: color var(--transition); }
    a:hover { color: var(--accent); }
    button { border: none; background: none; cursor: pointer; font-family: inherit; }
    ul, ol { list-style: none; }

    .container-custom {
      width: 100%;
      max-width: 1320px;
      margin: 0 auto;
      padding: 0 32px;
    }

    .btn {
      display: inline-flex; align-items: center; justify-content: center;
      gap: 8px; height: 48px; padding: 0 32px;
      border-radius: var(--radius-sm); font-size: 16px; font-weight: 600;
      transition: all var(--transition); border: 1px solid transparent;
      text-decoration: none; line-height: 1;
    }
    .btn-primary {
      background: var(--accent); color: #fff;
    }
    .btn-primary:hover { background: var(--accent-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(242,100,64,.35); }
    .btn-primary:active { background: var(--accent-darker); transform: translateY(0); color: #fff; }
    .btn-outline-light {
      background: transparent; border: 1px solid rgba(255,255,255,.55); color: #fff;
    }
    .btn-outline-light:hover { background: rgba(255,255,255,.12); color: #fff; transform: translateY(-2px); }

    .text-link {
      display: inline-flex; align-items: center; gap: 6px;
      font-size: 14px; font-weight: 600; color: var(--primary); text-decoration: none;
      transition: gap var(--transition), color var(--transition);
    }
    .text-link:hover { color: var(--accent); gap: 10px; }
    .text-link i { font-size: 12px; }

    .badge-tag {
      display: inline-block; background: rgba(20,90,86,.08);
      color: var(--primary); font-size: 12px; font-weight: 600;
      padding: 3px 10px; border-radius: 100px;
    }

    /* ===== Sidebar ===== */
    .sidebar {
      position: fixed; top: 0; left: 0; bottom: 0; z-index: 1040;
      width: var(--sidebar-width); background: var(--dark);
      display: flex; flex-direction: column;
      border-right: 1px solid rgba(255,255,255,.06);
    }
    .sidebar-brand {
      height: 72px; display: flex; align-items: center; gap: 12px;
      padding: 0 24px; border-bottom: 1px solid rgba(255,255,255,.06);
      flex-shrink: 0;
    }
    .logo-icon {
      width: 36px; height: 36px; border-radius: 10px;
      background: var(--accent); color: #fff;
      display: flex; align-items: center; justify-content: center;
      font-size: 16px; flex-shrink: 0;
    }
    .logo-text {
      font-size: 17px; font-weight: 700; color: #fff; letter-spacing: .5px;
      white-space: nowrap;
    }
    .sidebar-nav {
      flex: 1; padding: 20px 12px; display: flex; flex-direction: column; gap: 4px;
    }
    .nav-item {
      display: flex; align-items: center; gap: 12px;
      padding: 12px 16px; border-radius: var(--radius-sm);
      color: rgba(255,255,255,.75); font-size: 15px; font-weight: 500;
      border-left: 3px solid transparent; transition: all var(--transition);
      text-decoration: none;
    }
    .nav-item i { width: 20px; text-align: center; font-size: 16px; flex-shrink: 0; }
    .nav-item:hover { background: rgba(255,255,255,.08); color: #fff; border-left-color: rgba(242,100,64,.5); }
    .nav-item.active { background: rgba(242,100,64,.12); color: #fff; border-left-color: var(--accent); font-weight: 600; }
    .sidebar-bottom { padding: 16px 24px; border-top: 1px solid rgba(255,255,255,.06); flex-shrink: 0; }
    .sidebar-bottom a { color: rgba(255,255,255,.5); font-size: 13px; text-decoration: none; }
    .sidebar-bottom a:hover { color: #fff; }

    /* ===== Mobile header & drawer ===== */
    .mobile-header {
      display: none;
      position: fixed; top: 0; left: 0; right: 0; z-index: 1050;
      height: 56px; background: var(--dark);
      align-items: center; justify-content: space-between;
      padding: 0 16px;
    }
    .mobile-brand { color: #fff; font-weight: 700; font-size: 16px; display: flex; align-items: center; gap: 8px; }
    .hamburger { color: #fff; font-size: 22px; width: 40px; height: 40px; border-radius: 8px; display: flex; align-items: center; justify-content: center; }
    .hamburger:hover { background: rgba(255,255,255,.08); }
    .drawer-overlay {
      display: none; position: fixed; inset: 0; background: rgba(0,0,0,.45);
      z-index: 1055;
    }
    .drawer-overlay.open { display: block; }
    .drawer {
      display: flex; flex-direction: column;
      position: fixed; top: 0; left: 0; bottom: 0; z-index: 1060;
      width: 280px; background: var(--dark);
      transform: translateX(-100%);
      transition: transform .35s ease;
      padding-top: 56px;
    }
    .drawer.open { transform: translateX(0); }
    .drawer .sidebar-nav { padding: 16px; }

    /* ===== Main ===== */
    .main-wrapper {
      margin-left: var(--sidebar-width);
      min-height: 100vh;
      display: flex;
      flex-direction: column;
    }

    /* ===== Hero ===== */
    .category-hero {
      position: relative; padding: 90px 0 80px;
      background-size: cover; background-position: center;
    }
    .category-hero::before {
      content: ''; position: absolute; inset: 0;
      background: linear-gradient(135deg, rgba(18,59,58,.94), rgba(18,59,58,.78));
    }
    .hero-content { position: relative; z-index: 2; max-width: 780px; animation: fadeUp .6s ease; }
    .hero-tag {
      display: inline-flex; align-items: center; gap: 6px;
      background: rgba(242,100,64,.18); color: #F8B09A;
      border: 1px solid rgba(242,100,64,.3);
      padding: 6px 14px; border-radius: 100px;
      font-size: 13px; font-weight: 500; margin-bottom: 20px;
    }
    .category-hero h1 {
      color: #fff; font-size: 40px; font-weight: 700; line-height: 1.3;
      margin-bottom: 18px;
    }
    .category-hero .lead {
      color: rgba(255,255,255,.85); font-size: 17px;
      margin-bottom: 30px; max-width: 640px;
    }
    .hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 40px; }
    .hero-points {
      display: flex; flex-wrap: wrap; gap: 12px 28px;
      padding-top: 28px; border-top: 1px solid rgba(255,255,255,.15);
    }
    .hero-points .point { display: flex; align-items: center; gap: 10px; color: rgba(255,255,255,.9); font-size: 14px; }
    .hero-points .point i { color: var(--accent); font-size: 16px; }

    /* ===== Sections ===== */
    .section { padding: 80px 0; }
    .section-head { text-align: center; max-width: 720px; margin: 0 auto 48px; }
    .section-head h2 { font-size: 30px; font-weight: 700; color: var(--text); margin-bottom: 12px; line-height: 1.4; }
    .section-head p { color: var(--muted); font-size: 16px; margin-bottom: 0; }
    .section-head.text-start { text-align: left; margin-left: 0; margin-bottom: 28px; }

    /* ===== Guide cards ===== */
    .guide-cards { background: var(--bg); }
    .guide-card {
      display: flex; background: var(--white); border-radius: var(--radius-lg);
      border: 1px solid var(--border-card); box-shadow: var(--shadow);
      overflow: hidden; height: 100%; transition: all var(--transition);
    }
    .guide-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); border-color: rgba(242,100,64,.25); }
    .guide-card-img { flex: 0 0 200px; overflow: hidden; }
    .guide-card-img img { width: 100%; height: 100%; object-fit: cover; }
    .guide-card-body { padding: 30px; display: flex; flex-direction: column; justify-content: center; position: relative; overflow: hidden; }
    .guide-num { position: absolute; top: 10px; right: 20px; font-size: 60px; font-weight: 800; color: rgba(20,90,86,.06); line-height: 1; }
    .guide-card-body h3 { font-size: 19px; font-weight: 700; margin-bottom: 10px; color: var(--text); }
    .guide-card-body p { color: var(--muted); font-size: 15px; margin-bottom: 18px; line-height: 1.7; }
    .guide-card-body .text-link { align-self: flex-start; }

    /* ===== Entry list ===== */
    .entry-section { background: var(--bg); }
    .entry-list { display: flex; flex-direction: column; gap: 16px; }
    .entry-item {
      background: var(--white); border: 1px solid var(--border-card);
      border-radius: var(--radius-md); padding: 26px 30px;
      display: flex; gap: 24px; align-items: flex-start;
      transition: all var(--transition);
    }
    .entry-item:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); border-color: rgba(242,100,64,.2); }
    .entry-num {
      background: rgba(242,100,64,.1); color: var(--accent);
      font-size: 15px; font-weight: 700; border-radius: 10px;
      width: 40px; height: 40px; display: flex; align-items: center; justify-content: center;
      flex-shrink: 0;
    }
    .entry-body { flex: 1; }
    .entry-body h4 { font-size: 17px; font-weight: 700; margin-bottom: 6px; color: var(--text); }
    .entry-body p { color: var(--muted); font-size: 15px; margin-bottom: 10px; line-height: 1.7; }
    .entry-meta { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
    .entry-date { color: var(--muted); font-size: 13px; }
    .entry-meta .text-link { font-size: 13px; }

    /* ===== Steps ===== */
    .steps-section { background: var(--dark); }
    .steps-section .section-head h2 { color: #fff; }
    .steps-section .section-head p { color: rgba(255,255,255,.65); }
    .step-item {
      background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.08);
      border-radius: var(--radius-md); padding: 30px 24px; height: 100%;
      transition: all var(--transition); position: relative; overflow: hidden;
    }
    .step-item:hover { background: rgba(255,255,255,.1); transform: translateY(-4px); }
    .step-num { font-size: 42px; font-weight: 800; color: rgba(242,100,64,.75); margin-bottom: 14px; line-height: 1; }
    .step-item h4 { color: #fff; font-size: 17px; font-weight: 600; margin-bottom: 10px; }
    .step-item p { color: rgba(255,255,255,.65); font-size: 14px; margin-bottom: 0; line-height: 1.6; }

    /* ===== Scenario ===== */
    .scenario-section { background: var(--bg); }
    .scenario-image { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); }
    .scenario-image img { width: 100%; height: 340px; object-fit: cover; }
    .scenario-list { display: flex; flex-direction: column; gap: 18px; }
    .scenario-list li { display: flex; gap: 12px; align-items: flex-start; font-size: 16px; color: var(--text); }
    .scenario-list i { color: var(--accent); margin-top: 4px; flex-shrink: 0; }

    /* ===== FAQ ===== */
    .faq-section { background: var(--white); }
    .accordion-item {
      background: var(--white);
      border: 1px solid var(--border) !important;
      border-radius: var(--radius-md) !important;
      margin-bottom: 14px;
      overflow: hidden;
    }
    .accordion-button {
      background: var(--white); color: var(--text);
      font-size: 16px; font-weight: 600; padding: 18px 24px;
      box-shadow: none;
    }
    .accordion-button:not(.collapsed) {
      background: rgba(20,90,86,.04); color: var(--primary);
      box-shadow: inset 0 3px 0 var(--accent);
    }
    .accordion-button:focus {
      box-shadow: 0 0 0 3px rgba(20,90,86,.12);
      border-color: var(--primary);
    }
    .accordion-button::after {
      background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23145A56' stroke-width='2.5' stroke-linecap='round'%3E%3Cline x1='12' y1='5' x2='12' y2='19'/%3E%3Cline x1='5' y1='12' x2='19' y2='12'/%3E%3C/svg%3E");
      background-size: 18px; width: 18px; height: 18px;
      transition: transform .3s ease;
    }
    .accordion-button:not(.collapsed)::after {
      transform: rotate(45deg);
      background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23F26440' stroke-width='2.5' stroke-linecap='round'%3E%3Cline x1='12' y1='5' x2='12' y2='19'/%3E%3Cline x1='5' y1='12' x2='19' y2='12'/%3E%3C/svg%3E");
    }
    .accordion-body { padding: 20px 24px; color: var(--muted); font-size: 15px; border-top: 1px solid var(--border); line-height: 1.75; }

    /* ===== CTA ===== */
    .cta-box {
      background: rgba(242,100,64,.06); border: 1px solid rgba(242,100,64,.16);
      border-radius: var(--radius-lg); padding: 52px 48px;
      text-align: center;
    }
    .cta-box h3 { font-size: 26px; font-weight: 700; margin-bottom: 10px; color: var(--text); }
    .cta-box p { color: var(--muted); margin-bottom: 26px; }

    /* ===== Privacy ===== */
    .privacy-section { background: var(--bg); padding-top: 0; }
    .privacy-box {
      background: rgba(246,245,241,.9); border: 1px solid var(--border);
      border-radius: var(--radius-md); padding: 28px 32px;
    }
    .privacy-box h5 { font-size: 16px; font-weight: 700; color: var(--text); margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
    .privacy-box h5 i { color: var(--primary); }
    .privacy-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
    .privacy-grid p { font-size: 14px; color: var(--muted); margin-bottom: 0; line-height: 1.7; }

    /* ===== Footer ===== */
    .site-footer { background: var(--dark); color: rgba(255,255,255,.75); padding: 64px 0 32px; margin-top: auto; }
    .site-footer .logo-text { font-size: 20px; color: #fff; display: flex; align-items: center; gap: 12px; font-weight: 700; }
    .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1.5fr; gap: 48px; margin-bottom: 48px; }
    .footer-brand p { font-size: 14px; color: rgba(255,255,255,.55); margin-top: 16px; line-height: 1.7; }
    .footer-links h5, .footer-contact h5 { color: #fff; font-size: 16px; font-weight: 600; margin-bottom: 18px; }
    .footer-links { display: flex; flex-direction: column; gap: 10px; }
    .footer-links a { color: rgba(255,255,255,.6); font-size: 14px; text-decoration: none; transition: color var(--transition); }
    .footer-links a:hover { color: var(--accent); }
    .footer-contact p { color: rgba(255,255,255,.55); font-size: 14px; line-height: 1.7; }
    .footer-bottom {
      border-top: 1px solid rgba(255,255,255,.1); padding-top: 24px;
      display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px;
    }
    .footer-bottom span { font-size: 13px; color: rgba(255,255,255,.45); }

    /* ===== Modal ===== */
    .modal-content {
      border-radius: var(--radius-xl); border: none; box-shadow: var(--shadow-hover);
      overflow: hidden;
    }
    .modal-header { border-bottom: 1px solid var(--border); padding: 20px 24px; }
    .modal-header .modal-title { font-size: 20px; font-weight: 700; color: var(--text); display: flex; align-items: center; gap: 10px; }
    .modal-header .modal-title i { color: var(--accent); }
    .modal-body { padding: 24px; }
    .form-label { font-size: 14px; font-weight: 600; color: var(--text); margin-bottom: 8px; }
    .form-control, .form-select {
      height: 48px; border-radius: var(--radius-sm); border: 1px solid rgba(18,59,58,.15);
      padding: 0 16px; font-size: 15px; color: var(--text); background: var(--white);
      transition: border-color var(--transition), box-shadow var(--transition);
    }
    .form-control:focus, .form-select:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(20,90,86,.12);
    }
    textarea.form-control { height: auto; padding: 12px 16px; min-height: 110px; }
    .form-check-input:checked { background-color: var(--primary); border-color: var(--primary); }
    .form-check-label { font-size: 13px; color: var(--muted); }
    .modal-footer { border-top: 1px solid var(--border); padding: 16px 24px 24px; }

    /* ===== Floating ===== */
    .floating-btn {
      position: fixed; right: 24px; bottom: 24px; z-index: 1030;
      background: var(--accent); color: #fff; border-radius: 100px;
      height: 56px; padding: 0 28px; display: flex; align-items: center; gap: 8px;
      font-size: 15px; font-weight: 600; box-shadow: 0 8px 24px rgba(242,100,64,.35);
      transition: all var(--transition);
    }
    .floating-btn:hover { background: var(--accent-dark); transform: translateY(-2px); color: #fff; }

    /* ===== Animations ===== */
    @keyframes fadeUp {
      from { opacity: 0; transform: translateY(24px); }
      to { opacity: 1; transform: translateY(0); }
    }

    /* ===== Responsive ===== */
    @media (max-width: 991.98px) {
      .sidebar { display: none; }
      .mobile-header { display: flex; }
      .main-wrapper { margin-left: 0; }
      .drawer { display: flex; flex-direction: column; }
      .drawer .sidebar-nav { padding: 16px; }
      .section { padding: 48px 0; }
      .category-hero { padding: 64px 0 56px; }
      .category-hero h1 { font-size: 30px; }
      .guide-card { flex-direction: column; }
      .guide-card-img { flex: none; height: 210px; }
      .guide-card-img img { height: 100%; }
      .guide-num { font-size: 48px; }
      .footer-grid { grid-template-columns: 1fr; gap: 32px; }
      .privacy-grid { grid-template-columns: 1fr; }
      .scenario-image { margin-bottom: 28px; }
      .steps-section .row .col-md-6 { margin-bottom: 16px; }
    }

    @media (max-width: 575.98px) {
      .container-custom { padding: 0 16px; }
      .category-hero { padding: 56px 0 48px; }
      .category-hero h1 { font-size: 26px; }
      .hero-actions .btn { width: 100%; }
      .hero-points { flex-direction: column; gap: 10px; }
      .section-head h2 { font-size: 24px; }
      .section-head { margin-bottom: 32px; }
      .entry-item { flex-direction: column; padding: 20px; gap: 14px; }
      .entry-num { width: 34px; height: 34px; font-size: 13px; }
      .step-item { padding: 22px 18px; }
      .cta-box { padding: 36px 20px; }
      .cta-box h3 { font-size: 21px; }
      .cta-box .btn { width: 100%; }
      .privacy-box { padding: 20px; }
      .footer-bottom { flex-direction: column; }
      .footer-bottom span:first-child { font-weight: 600; }
      .floating-btn { right: 16px; left: 16px; justify-content: center; }
      .modal-content { margin: 8px; }
      .accordion-button { font-size: 15px; padding: 16px 18px; }
      .accordion-body { padding: 16px 18px; }
      .guide-card-body { padding: 24px; }
    }

    @media (min-width: 992px) and (max-width: 1199.98px) {
      .container-custom { padding: 0 24px; }
      .guide-card { flex-direction: column; }
      .guide-card-img { flex: none; height: 200px; }
    }

/* roulang page: category3 */
:root {
  --teal: #145A56;
  --teal-light: rgba(20, 90, 86, .08);
  --orange: #F26440;
  --orange-dark: #E04E2F;
  --orange-deep: #C93E24;
  --dark: #123B3A;
  --bg: #F6F5F1;
  --white: #FFFFFF;
  --text: #243532;
  --muted: #6B7A77;
  --border: rgba(18, 59, 58, .10);
  --radius-sm: 10px;
  --radius-lg: 18px;
  --radius-xl: 22px;
  --radius-xxl: 24px;
  --shadow-sm: 0 8px 30px rgba(18, 59, 58, .07);
  --shadow-lg: 0 12px 40px rgba(18, 59, 58, .12);
  --transition: all .25s ease;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: var(--teal); transition: var(--transition); }
a:hover { color: var(--orange); }
img { max-width: 100%; height: auto; }
button { font-family: inherit; }
.container-custom { max-width: 1320px; margin: 0 auto; padding: 0 40px; }
.btn { border-radius: var(--radius-sm); font-weight: 600; padding: 14px 28px; transition: var(--transition); border: none; }
.btn-primary-custom { background: var(--orange); color: #fff !important; font-size: 16px; height: 48px; line-height: 20px; display: inline-flex; align-items: center; justify-content: center; border-radius: 12px; }
.btn-primary-custom:hover { background: var(--orange-dark); color: #fff !important; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(242,100,64,.25); }
.btn-primary-custom:active { background: var(--orange-deep) !important; transform: translateY(0); }
.btn-primary-custom:focus-visible { outline: 3px solid rgba(242,100,64,.35); outline-offset: 2px; }
.btn-outline-custom { background: transparent; color: var(--teal) !important; border: 1px solid var(--teal); height: 48px; line-height: 20px; display: inline-flex; align-items: center; justify-content: center; border-radius: 12px; }
.btn-outline-custom:hover { background: var(--teal-light); color: var(--teal) !important; transform: translateY(-2px); }
.btn-outline-custom:active { background: rgba(20,90,86,.12); }
.btn-outline-custom:focus-visible { outline: 3px solid rgba(20,90,86,.25); outline-offset: 2px; }
.btn-outline-light { background: transparent; color: #fff !important; border: 1px solid rgba(255,255,255,.7); height: 48px; line-height: 20px; display: inline-flex; align-items: center; justify-content: center; border-radius: 12px; }
.btn-outline-light:hover { background: rgba(255,255,255,.12); color: #fff !important; transform: translateY(-2px); }

/* Sidebar */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: 240px;
  height: 100vh;
  background: var(--dark);
  padding: 24px 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  z-index: 1040;
  border-right: 1px solid rgba(255,255,255,.06);
}
.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 8px 20px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.logo-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  border-radius: 12px;
  background: var(--orange);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 18px;
}
.sidebar-brand span { color: #fff; font-size: 16px; font-weight: 700; white-space: nowrap; }
.sidebar-nav { display: flex; flex-direction: column; gap: 4px; }
.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  color: #E8F0EE;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 400;
  transition: var(--transition);
  white-space: nowrap;
}
.nav-item i { width: 20px; text-align: center; color: rgba(255,255,255,.72); font-size: 16px; flex-shrink: 0; }
.nav-item:hover { background: rgba(255,255,255,.08); color: #fff; }
.nav-item.active {
  background: rgba(255,255,255,.10);
  color: #fff;
  font-weight: 600;
  border-left: 3px solid var(--orange);
  padding-left: 11px;
}
.sidebar-bottom { margin-top: auto; padding: 12px 10px; border-top: 1px solid rgba(255,255,255,.07); }
.sidebar-bottom a { color: rgba(255,255,255,.55); font-size: 13px; display: inline-flex; align-items: center; gap: 8px; }
.sidebar-bottom a:hover { color: #fff; }

/* Mobile topbar */
.mobile-topbar {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 56px;
  background: var(--dark);
  z-index: 1050;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  box-shadow: 0 2px 12px rgba(18,59,58,.2);
}
.mobile-topbar .logo-text { color: #fff; font-size: 16px; font-weight: 700; display: flex; align-items: center; gap: 10px; }
.mobile-topbar .menu-btn { color: #fff; background: transparent; border: none; font-size: 22px; line-height: 1; padding: 6px 10px; border-radius: 8px; }
.mobile-topbar .menu-btn:hover { background: rgba(255,255,255,.08); }
.offcanvas.mobile-drawer { background: var(--dark); width: 280px; }
.mobile-drawer .offcanvas-header { padding: 20px 16px; border-bottom: 1px solid rgba(255,255,255,.08); }
.mobile-drawer .offcanvas-header .logo-text { color: #fff; font-size: 16px; font-weight: 700; display: flex; align-items: center; gap: 10px; }
.mobile-drawer .btn-close { filter: invert(1) grayscale(100%); }
.mobile-drawer .offcanvas-body { padding: 16px; }
.mobile-drawer .sidebar-nav { width: 100%; }
.mobile-drawer .nav-item { color: #E8F0EE; }
.mobile-drawer .drawer-bottom { margin-top: 32px; padding-top: 16px; border-top: 1px solid rgba(255,255,255,.08); }
.mobile-drawer .drawer-bottom a { color: rgba(255,255,255,.55); font-size: 13px; }

/* Main content */
.main-content { margin-left: 240px; min-height: 100vh; display: flex; flex-direction: column; }

/* Hero */
.hero-section {
  position: relative;
  padding: 110px 0 90px;
  background: linear-gradient(rgba(18,59,58,.88), rgba(18,59,58,.78)), url('/assets/images/backpic/back-1.webp') no-repeat center center / cover;
  color: #fff;
}
.hero-inner { max-width: 760px; }
.hero-inner h1 {
  font-size: 40px;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 20px;
  color: #fff;
}
.hero-inner .hero-sub { font-size: 18px; color: rgba(255,255,255,.85); margin-bottom: 32px; line-height: 1.8; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 44px; }
.hero-points { display: flex; gap: 28px; flex-wrap: wrap; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.14); }
.hero-points span { display: flex; align-items: center; gap: 10px; font-size: 15px; color: rgba(255,255,255,.9); }
.hero-points i { color: var(--orange); font-size: 16px; }

/* Section */
.section { padding: 80px 0; }
.section-header { text-align: center; max-width: 780px; margin: 0 auto 48px; }
.section-title { font-size: 30px; font-weight: 700; color: var(--dark); margin-bottom: 12px; }
.section-subtitle { color: var(--muted); font-size: 16px; }

/* Service cards */
.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
  height: 100%;
}
.service-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); border-color: rgba(242,100,64,.25); }
.service-num { font-size: 64px; font-weight: 800; color: rgba(20,90,86,.08); line-height: 1; position: absolute; top: 20px; right: 24px; }
.service-card h3 { font-size: 20px; font-weight: 600; color: var(--dark); margin-bottom: 12px; padding-right: 50px; }
.service-card p { color: var(--muted); font-size: 15px; margin-bottom: 20px; }
.service-link { font-size: 14px; font-weight: 600; }

/* Scenarios */
.scenarios-section { background: var(--white); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.scenario-image { border-radius: 16px; overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid rgba(18,59,58,.06); }
.scenario-image img { width: 100%; height: 100%; object-fit: cover; display: block; }
.scenarios-content h2 { font-size: 28px; margin-bottom: 16px; color: var(--dark); }
.scenarios-content .lead { color: var(--muted); margin-bottom: 24px; }
.scenario-list { list-style: none; padding: 0; margin: 0; }
.scenario-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  font-size: 15px;
}
.scenario-list li:last-child { border-bottom: none; }
.scenario-list i { color: var(--teal); font-size: 16px; margin-top: 4px; flex-shrink: 0; }
.scenario-list strong { color: var(--dark); font-weight: 600; }

/* Process */
.step-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 20px;
  text-align: center;
  transition: var(--transition);
  height: 100%;
}
.step-card:hover { box-shadow: var(--shadow-sm); transform: translateY(-2px); }
.step-num {
  width: 46px;
  height: 46px;
  line-height: 46px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: var(--teal);
  color: #fff;
  font-weight: 700;
  font-size: 18px;
}
.step-card h3 { font-size: 18px; font-weight: 600; margin-bottom: 10px; color: var(--dark); }
.step-card p { font-size: 15px; color: var(--muted); margin-bottom: 0; }

/* Stats band */
.stats-band { background: var(--dark); padding: 64px 0; color: #fff; }
.stats-band .section-title { color: #fff; }
.stats-band .section-subtitle { color: rgba(255,255,255,.6); }
.stats-band .lead-text { font-size: 20px; text-align: center; color: rgba(255,255,255,.9); margin-bottom: 44px; }
.stat-item { text-align: center; padding: 16px 8px; }
.stat-number { font-size: 44px; font-weight: 800; color: #fff; line-height: 1.2; }
.stat-number small { font-size: 20px; font-weight: 600; }
.stat-label { color: rgba(255,255,255,.62); font-size: 15px; margin-top: 8px; }

/* FAQ */
.faq-accordion .accordion-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  margin-bottom: 16px;
  overflow: hidden;
}
.faq-accordion .accordion-item:first-child { border-radius: var(--radius-lg); }
.faq-accordion .accordion-header { border: none; }
.faq-accordion .accordion-button {
  background: var(--white);
  color: var(--dark);
  font-size: 17px;
  font-weight: 600;
  padding: 22px 26px;
  border: none;
  box-shadow: none;
  position: relative;
  transition: var(--transition);
}
.faq-accordion .accordion-button::after {
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  content: "\2b";
  background: none;
  width: auto;
  height: auto;
  color: var(--teal);
  font-size: 18px;
  transition: transform .3s ease;
  transform: rotate(0deg);
}
.faq-accordion .accordion-button:not(.collapsed)::after { transform: rotate(45deg); }
.faq-accordion .accordion-button:not(.collapsed) { background: var(--white); color: var(--teal); box-shadow: inset 3px 0 0 var(--orange); }
.faq-accordion .accordion-button:focus-visible { box-shadow: 0 0 0 3px rgba(20,90,86,.15); }
.faq-accordion .accordion-body { padding: 0 26px 22px; color: var(--muted); font-size: 15px; line-height: 1.8; }

/* CTA band */
.cta-band {
  background: #FEF0EA;
  border: 1px solid rgba(242,100,64,.15);
  border-radius: var(--radius-xl);
  padding: 48px;
  margin: 0 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.cta-band h2 { font-size: 24px; font-weight: 700; color: var(--dark); margin-bottom: 8px; }
.cta-band p { color: var(--muted); margin-bottom: 0; font-size: 15px; }

/* Privacy band */
.privacy-band {
  background: rgba(246,245,241,.9);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  font-size: 14px;
  color: var(--muted);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 32px;
  margin-bottom: 56px;
}
.privacy-band h5 { font-size: 15px; font-weight: 600; color: var(--dark); margin-bottom: 8px; }
.privacy-band p { margin-bottom: 0; font-size: 13px; line-height: 1.8; }

/* Footer */
.site-footer { background: var(--dark); color: rgba(255,255,255,.75); padding: 56px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1.5fr; gap: 40px; margin-bottom: 32px; }
.footer-brand .logo-text { color: #fff; font-size: 18px; font-weight: 700; display: flex; align-items: center; gap: 10px; }
.footer-brand p { color: rgba(255,255,255,.6); font-size: 14px; margin-top: 14px; max-width: 420px; }
.footer-links h5, .footer-contact h5 { color: #fff; font-size: 15px; font-weight: 600; margin-bottom: 14px; }
.footer-links a { display: block; color: rgba(255,255,255,.65); font-size: 14px; padding: 5px 0; }
.footer-links a:hover { color: var(--orange); }
.footer-contact p { font-size: 14px; color: rgba(255,255,255,.6); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 13px;
  color: rgba(255,255,255,.45);
}

/* Floating button */
.floating-btn {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 1030;
  background: var(--orange);
  color: #fff;
  border: none;
  padding: 14px 24px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 600;
  box-shadow: 0 8px 30px rgba(242,100,64,.35);
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 10px;
}
.floating-btn:hover { background: var(--orange-dark); color: #fff; transform: translateY(-2px); }
.floating-btn:active { background: var(--orange-deep); transform: translateY(0); }

/* Modal */
.modal-content { border-radius: var(--radius-xxl); border: none; padding: 12px; }
.modal-header { border-bottom: 1px solid var(--border); padding: 20px 24px 16px; }
.modal-title { color: var(--dark); font-size: 20px; font-weight: 700; }
.modal-header .btn-close { filter: none; opacity: .6; }
.modal-body { padding: 24px; }
.form-label { font-size: 14px; font-weight: 500; color: var(--dark); margin-bottom: 6px; }
.form-control {
  height: 48px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(18,59,58,.15);
  padding: 12px 16px;
  font-size: 15px;
  color: var(--text);
  transition: var(--transition);
}
.form-control:focus { border-color: var(--teal); box-shadow: 0 0 0 3px rgba(20,90,86,.12); }
textarea.form-control { height: auto; min-height: 110px; resize: vertical; }
.form-select { height: 48px; border-radius: var(--radius-sm); border: 1px solid rgba(18,59,58,.15); font-size: 15px; color: var(--text); }
.form-select:focus { border-color: var(--teal); box-shadow: 0 0 0 3px rgba(20,90,86,.12); }
.form-check-input:checked { background-color: var(--teal); border-color: var(--teal); }
.form-check-input:focus { box-shadow: 0 0 0 3px rgba(20,90,86,.12); }
.modal-footer { border-top: 1px solid var(--border); padding: 16px 24px 20px; }

/* Section spacing responsive */
@media (max-width: 1199px) {
  .container-custom { padding: 0 28px; }
}
@media (max-width: 991px) {
  .sidebar { width: 72px; padding: 20px 12px; }
  .sidebar-brand { justify-content: center; padding: 0 0 18px; }
  .sidebar-brand span { display: none; }
  .sidebar-nav { align-items: center; }
  .nav-item { justify-content: center; padding: 14px 0; width: 100%; }
  .nav-item span { display: none; }
  .nav-item i { margin: 0; }
  .nav-item.active { border-left: none; border-right: 3px solid var(--orange); padding: 14px 0; border-radius: 10px; }
  .sidebar-bottom { display: flex; justify-content: center; padding: 12px 0; }
  .sidebar-bottom a span { display: none; }
  .main-content { margin-left: 72px; }
  .hero-section { padding: 90px 0 70px; }
  .hero-inner h1 { font-size: 34px; }
  .section { padding: 64px 0; }
  .section-title { font-size: 26px; }
  .scenario-image { margin-bottom: 24px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 767px) {
  .sidebar { display: none; }
  .mobile-topbar { display: flex; }
  .main-content { margin-left: 0; padding-top: 56px; }
  .container-custom { padding: 0 16px; }
  .hero-section { padding: 64px 0 56px; }
  .hero-inner h1 { font-size: 28px; }
  .hero-inner .hero-sub { font-size: 16px; }
  .hero-actions { flex-direction: column; gap: 12px; }
  .hero-actions .btn { width: 100%; }
  .hero-points { flex-direction: column; gap: 14px; }
  .section { padding: 48px 0; }
  .section-title { font-size: 24px; }
  .section-header { margin-bottom: 32px; }
  .service-card { padding: 24px; }
  .service-num { font-size: 48px; }
  .stats-band { padding: 48px 0; }
  .stat-number { font-size: 36px; }
  .stat-label { font-size: 14px; }
  .cta-band { padding: 32px 24px; flex-direction: column; text-align: center; }
  .cta-band .btn { width: 100%; }
  .privacy-band { grid-template-columns: 1fr; padding: 20px; margin-bottom: 32px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; }
  .floating-btn { right: 16px; left: 16px; bottom: 16px; justify-content: center; }
  .modal-content { padding: 4px; }
}