/* roulang page: index */
:root{
  --primary:#245A9E;
  --primary-dark:#1D4A86;
  --primary-light:rgba(36,90,158,.08);
  --accent:#F0A030;
  --accent-hover:#E08E1D;
  --bg:#F5F7FA;
  --card-bg:#FFFFFF;
  --text:#1D2733;
  --text-secondary:#52616B;
  --text-muted:#8A94A0;
  --border:#E3E8EF;
  --radius:12px;
  --radius-sm:8px;
  --shadow:0 4px 20px rgba(29,39,51,.06);
  --shadow-hover:0 8px 30px rgba(29,39,51,.10);
  --transition:.3s;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:system-ui,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--primary);text-decoration:none;transition:color .3s}
a:hover{color:var(--primary-dark)}
ul{list-style:none}
.container{max-width:1040px;padding-left:16px;padding-right:16px;margin:0 auto}
.btn{border-radius:var(--radius-sm);font-weight:600;padding:12px 24px;transition:all .3s;border:none}
.btn:hover{transform:translateY(-1px)}
.btn-cta{
  background:var(--accent);
  color:#1D2733;
  box-shadow:0 4px 14px rgba(240,160,48,.25);
}
.btn-cta:hover{
  background:var(--accent-hover);
  color:#1D2733;
}
.btn-outline-primary{
  border:1px solid var(--primary);
  color:var(--primary);
  background:transparent;
}
.btn-outline-primary:hover{
  background:var(--primary-light);
  color:var(--primary);
}
.btn:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:2px;
}
.section-head{
  text-align:center;
  margin-bottom:48px;
}
.section-head h2{
  font-size:clamp(22px,3vw,32px);
  font-weight:700;
  color:var(--text);
  line-height:1.4;
  margin:0 0 8px;
}
.section-head h2::before{
  content:"";
  display:block;
  width:24px;
  height:4px;
  border-radius:2px;
  background:var(--accent);
  margin:0 auto 14px;
}
.section-head p{
  color:var(--text-secondary);
  font-size:15px;
  max-width:560px;
  margin:0 auto;
}
section{padding:96px 0}
@media(max-width:767px){
  section{padding:56px 0}
}

/* ===== Dock 导航 ===== */
.site-dock-wrap{
  position:fixed;
  top:16px;
  left:50%;
  transform:translateX(-50%);
  z-index:1000;
  width:min(1040px,calc(100% - 24px));
}
.site-dock{
  display:flex;
  align-items:center;
  justify-content:space-between;
  background:rgba(255,255,255,.85);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-radius:100px;
  padding:8px 16px;
  box-shadow:0 4px 24px rgba(29,39,51,.08);
  border:1px solid rgba(227,232,239,.7);
  transition:box-shadow .3s,padding .3s;
}
.site-dock.scrolled{
  box-shadow:0 6px 28px rgba(29,39,51,.12);
  padding:6px 16px;
}
.dock-logo{
  display:flex;
  align-items:center;
  gap:8px;
  font-weight:700;
  font-size:18px;
  color:var(--text);
}
.dock-logo:hover{color:var(--text)}
.logo-icon{
  width:32px;
  height:32px;
  border-radius:50%;
  background:var(--primary);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:14px;
}
.dock-menu{
  display:flex;
  align-items:center;
  gap:4px;
}
.dock-link{
  padding:6px 14px;
  border-radius:100px;
  font-size:14px;
  font-weight:500;
  color:var(--text-secondary);
  transition:background .3s,color .3s;
}
.dock-link:hover{
  background:var(--primary-light);
  color:var(--primary);
}
.dock-link.active{
  background:var(--primary-light);
  color:var(--primary);
  font-weight:600;
  position:relative;
}
.dock-link.active::after{
  content:"";
  display:block;
  width:4px;
  height:4px;
  border-radius:50%;
  background:var(--primary);
  margin:2px auto 0;
}
.dock-actions{
  display:flex;
  align-items:center;
  gap:8px;
}
.dock-actions .btn-cta{
  padding:8px 20px;
  font-size:14px;
}
.dock-toggle{
  display:none;
  background:transparent;
  border:none;
  font-size:20px;
  color:var(--text);
  width:36px;
  height:36px;
  border-radius:50%;
  align-items:center;
  justify-content:center;
  cursor:pointer;
}
.dock-toggle:hover{background:var(--bg)}
@media(max-width:991px){
  .dock-link{padding:6px 10px;font-size:13px}
}
@media(max-width:767px){
  .site-dock-wrap{top:10px}
  .site-dock{padding:6px 12px}
  .dock-menu{
    display:none;
    position:absolute;
    top:calc(100% + 10px);
    left:50%;
    transform:translateX(-50%);
    width:calc(100% - 24px);
    background:#fff;
    border-radius:16px;
    box-shadow:var(--shadow-hover);
    padding:12px;
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    border:1px solid var(--border);
  }
  .dock-menu.open{display:flex}
  .dock-link{
    display:block;
    padding:12px 16px;
    border-radius:8px;
    font-size:14px;
  }
  .dock-toggle{display:flex}
  .dock-actions .btn-cta{font-size:13px;padding:7px 14px}
}

/* ===== Hero ===== */
.hero-section{
  position:relative;
  padding:170px 0 90px;
  background:var(--bg);
  overflow:hidden;
}
.hero-section::before{
  content:"";
  position:absolute;
  top:0;
  right:0;
  width:55%;
  height:100%;
  background:url('/assets/images/backpic/back-1.webp') no-repeat center/cover;
  opacity:.06;
  pointer-events:none;
}
.hero-section .container{position:relative;z-index:1}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:#fff;
  border:1px solid var(--border);
  padding:6px 14px;
  border-radius:100px;
  font-size:13px;
  color:var(--primary);
  margin-bottom:16px;
  box-shadow:0 2px 8px rgba(29,39,51,.04);
}
.hero-badge i{color:var(--accent)}
.hero-title{
  font-size:clamp(32px,5vw,48px);
  font-weight:700;
  line-height:1.2;
  color:var(--text);
  margin:0 0 14px;
  letter-spacing:-.5px;
}
.hero-subtitle{
  font-size:clamp(16px,2vw,18px);
  color:var(--text-secondary);
  max-width:480px;
  margin-bottom:32px;
  line-height:1.7;
}
.hero-actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  margin-bottom:28px;
}
.hero-trust{
  display:flex;
  gap:16px;
  flex-wrap:wrap;
  font-size:12px;
  color:var(--text-muted);
}
.hero-trust span{display:inline-flex;align-items:center;gap:5px}
.hero-trust i{color:var(--accent)}
.hero-visual{
  position:relative;
  background:rgba(255,255,255,.92);
  border-radius:20px;
  padding:28px;
  box-shadow:var(--shadow-hover);
  border:1px solid var(--border);
}
.visual-step{
  display:flex;
  align-items:center;
  gap:16px;
  padding:16px 0;
  border-bottom:1px dashed var(--border);
}
.visual-step:last-of-type{border-bottom:none}
.step-icon{
  width:48px;
  height:48px;
  border-radius:14px;
  background:var(--primary-light);
  color:var(--primary);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:20px;
  flex-shrink:0;
}
.visual-step:nth-child(2) .step-icon{background:rgba(240,160,48,.12);color:var(--accent)}
.visual-step:nth-child(3) .step-icon{background:rgba(36,90,158,.12);color:var(--primary-dark)}
.step-label{
  display:block;
  font-size:12px;
  color:var(--text-muted);
  letter-spacing:.5px;
}
.step-title{
  display:block;
  font-weight:600;
  color:var(--text);
  font-size:15px;
}
.hero-visual-bar{
  margin-top:20px;
  padding:16px 20px;
  background:var(--bg);
  border-radius:12px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  font-size:13px;
  color:var(--text-secondary);
}
.hero-visual-bar .bar-item{
  text-align:center;
  flex:1;
}
.hero-visual-bar .bar-value{
  display:block;
  font-size:18px;
  font-weight:700;
  color:var(--primary);
}
.hero-visual-bar .bar-label{
  font-size:12px;
  color:var(--text-muted);
}
@media(max-width:991px){
  .hero-section{padding:150px 0 60px}
  .hero-visual{margin-top:36px}
}

/* ===== 三步上手 ===== */
.steps-section{
  background:#fff;
  border-top:1px solid rgba(227,232,239,.5);
}
.steps-row{
  display:flex;
  align-items:stretch;
  justify-content:center;
  gap:24px;
  position:relative;
  flex-wrap:wrap;
}
.step-item{
  flex:1;
  min-width:220px;
  max-width:280px;
  background:var(--bg);
  border-radius:var(--radius);
  padding:28px 24px;
  position:relative;
  transition:var(--transition);
  border:1px solid rgba(227,232,239,.5);
}
.step-item:hover{
  box-shadow:var(--shadow);
  transform:translateY(-4px);
}
.step-num{
  font-size:48px;
  font-weight:700;
  color:var(--accent);
  line-height:1;
  margin-bottom:14px;
  font-variant-numeric:tabular-nums;
}
.step-body h3{
  font-size:18px;
  font-weight:600;
  margin-bottom:8px;
  color:var(--text);
}
.step-body p{
  font-size:14px;
  color:var(--text-secondary);
  line-height:1.7;
  margin:0;
}
.step-arrow{
  align-self:center;
  color:var(--border);
  font-size:24px;
  flex-shrink:0;
}
.step-final-cta{
  display:inline-flex;
  align-items:center;
  gap:8px;
  align-self:center;
  padding:12px 24px;
  border-radius:100px;
  background:var(--accent);
  color:#1D2733;
  font-weight:600;
  font-size:14px;
  box-shadow:0 4px 14px rgba(240,160,48,.2);
  transition:all .3s;
}
.step-final-cta:hover{
  background:var(--accent-hover);
  color:#1D2733;
  transform:translateY(-1px);
}
@media(max-width:991px){
  .steps-row{flex-direction:column;align-items:center}
  .step-arrow{transform:rotate(90deg)}
  .step-final-cta{margin-top:8px}
}

/* ===== 最新信息 ===== */
.news-section{
  background:var(--bg);
}
.news-section .section-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  text-align:left;
  margin-bottom:36px;
}
.news-section .section-head h2::before{
  margin-left:0;
  margin-right:auto;
}
.news-section .section-head p{margin:0}
.view-all{
  font-size:14px;
  font-weight:600;
  color:var(--primary);
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:8px 16px;
  border-radius:100px;
  background:var(--primary-light);
  white-space:nowrap;
}
.view-all:hover{background:rgba(36,90,158,.14);color:var(--primary)}
.news-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:20px;
}
.news-card{
  background:#fff;
  border-radius:var(--radius);
  padding:20px;
  box-shadow:var(--shadow);
  transition:var(--transition);
  display:flex;
  flex-direction:column;
}
.news-card:hover{
  box-shadow:var(--shadow-hover);
  transform:translateY(-2px);
}
.news-badge{
  display:inline-block;
  align-self:flex-start;
  background:var(--primary-light);
  color:var(--primary);
  padding:3px 10px;
  border-radius:6px;
  font-size:12px;
  font-weight:500;
  margin-bottom:8px;
}
.news-title{
  font-size:16px;
  font-weight:600;
  color:var(--text);
  display:block;
  margin-bottom:10px;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  transition:color .3s;
}
.news-title:hover{color:var(--primary)}
.news-excerpt{
  font-size:14px;
  color:var(--text-secondary);
  line-height:1.6;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  flex:1;
}
.news-date{
  font-size:12px;
  color:var(--text-muted);
  margin-top:12px;
  display:flex;
  align-items:center;
  gap:6px;
}
.empty-state{
  grid-column:1/-1;
  text-align:center;
  padding:48px 20px;
  background:#fff;
  border-radius:var(--radius);
  border:1px dashed var(--border);
}
.empty-state i{
  font-size:32px;
  color:var(--text-muted);
  margin-bottom:12px;
}
.empty-state p{
  color:var(--text-muted);
  font-size:15px;
  margin:0;
}
@media(max-width:767px){
  .news-grid{grid-template-columns:1fr}
  .news-section .section-head{flex-direction:column;align-items:flex-start;gap:12px}
}

/* ===== 案例证明 ===== */
.cases-section{
  background:#fff;
}
.cases-row{
  display:grid;
  grid-template-columns:6fr 3fr 3fr;
  gap:24px;
}
.case-card{
  background:var(--card-bg);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow);
  transition:var(--transition);
  display:flex;
  flex-direction:column;
}
.case-card:hover{
  box-shadow:var(--shadow-hover);
  transform:translateY(-4px);
}
.case-cover{
  aspect-ratio:16/10;
  overflow:hidden;
  background:#EFF2F6;
  position:relative;
}
.case-cover img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .3s;
}
.case-card:hover .case-cover img{transform:scale(1.04)}
.case-info{
  padding:20px;
  flex:1;
  display:flex;
  flex-direction:column;
}
.case-info h3{
  font-size:17px;
  font-weight:600;
  margin-bottom:4px;
  color:var(--text);
}
.case-info p{
  font-size:14px;
  color:var(--text-secondary);
  margin-bottom:12px;
  flex:1;
}
.case-link{
  font-size:14px;
  font-weight:600;
  color:var(--primary);
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.case-link:hover{color:var(--primary-dark)}
@media(max-width:991px){
  .cases-row{grid-template-columns:1fr 1fr}
  .case-card:first-child{grid-column:1/-1}
}
@media(max-width:767px){
  .cases-row{grid-template-columns:1fr}
  .case-card:first-child{grid-column:auto}
}

/* ===== FAQ ===== */
.faq-section{
  background:var(--bg);
}
.faq-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
  align-items:start;
}
.faq-accordion{
  --bs-accordion-border-color:var(--border);
  --bs-accordion-border-radius:var(--radius);
  --bs-accordion-inner-border-radius:var(--radius);
  --bs-accordion-btn-focus-box-shadow:0 0 0 4px rgba(36,90,158,.12);
  --bs-accordion-active-bg:rgba(36,90,158,.04);
  --bs-accordion-active-color:var(--primary);
}
.faq-accordion .accordion-item{
  background:#fff;
  border:1px solid var(--border)!important;
  border-radius:var(--radius)!important;
  margin-bottom:12px;
  overflow:hidden;
  box-shadow:0 2px 8px rgba(29,39,51,.03);
}
.faq-accordion .accordion-button{
  background:#fff;
  color:var(--text);
  font-weight:600;
  font-size:15px;
  padding:18px 20px;
  box-shadow:none;
}
.faq-accordion .accordion-button:hover{background:rgba(36,90,158,.02)}
.faq-accordion .accordion-button:not(.collapsed){
  background:rgba(36,90,158,.04);
  color:var(--primary);
}
.faq-accordion .accordion-button::after{
  background-image:none;
  content:"+";
  font-size:22px;
  font-weight:300;
  color:var(--primary);
  display:flex;
  align-items:center;
  justify-content:center;
  width:26px;
  height:26px;
  border-radius:50%;
  border:1px solid var(--border);
  background-color:transparent;
  transition:all .3s;
}
.faq-accordion .accordion-button:not(.collapsed)::after{
  content:"−";
  transform:none;
  border-color:var(--primary);
}
.faq-accordion .accordion-body{
  padding:0 20px 18px;
  color:var(--text-secondary);
  font-size:14px;
  line-height:1.8;
}
@media(max-width:767px){
  .faq-row{grid-template-columns:1fr}
}

/* ===== CTA ===== */
.cta-section{
  background:#fff;
}
.cta-box{
  border:2px dashed var(--primary);
  border-radius:24px;
  padding:64px 48px;
  text-align:center;
  position:relative;
  background:
    radial-gradient(circle at 90% 10%,rgba(36,90,158,.06) 0%,transparent 40%),
    #fff;
}
.cta-box h2{
  font-size:clamp(24px,3vw,32px);
  font-weight:700;
  margin-bottom:10px;
  color:var(--text);
}
.cta-box h2::before{
  content:"";
  display:block;
  width:24px;
  height:4px;
  border-radius:2px;
  background:var(--accent);
  margin:0 auto 14px;
}
.cta-box>p{
  color:var(--text-secondary);
  font-size:15px;
  margin-bottom:32px;
}
.cta-form{
  max-width:800px;
  margin:0 auto;
}
.cta-form .form-control,
.cta-form .form-select{
  border:1px solid #D6DFEA;
  border-radius:10px;
  padding:12px 14px;
  font-size:14px;
  color:var(--text);
  background:#fff;
  transition:border-color .3s,box-shadow .3s;
  height:auto;
}
.cta-form .form-control::placeholder{color:var(--text-muted)}
.cta-form .form-control:focus,
.cta-form .form-select:focus{
  border-color:var(--primary);
  box-shadow:0 0 0 4px rgba(36,90,158,.12);
  outline:none;
}
.cta-form .form-select{
  appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%2352616B' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;
  background-position:right 14px center;
}
.btn-form-submit{
  width:100%;
  padding:12px 24px;
  font-size:15px;
}
.cta-note{
  font-size:12px!important;
  color:var(--text-muted)!important;
  margin-top:24px!important;
  margin-bottom:0!important;
}
@media(max-width:767px){
  .cta-box{padding:40px 24px}
}

/* ===== 页脚 ===== */
.site-footer{
  background:#F0F2F5;
  border-top:1px solid var(--border);
  padding:64px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand .footer-logo{
  font-size:18px;
  font-weight:700;
  color:var(--text);
  margin-bottom:12px;
  display:flex;
  align-items:center;
  gap:8px;
}
.footer-brand .footer-logo i{color:var(--primary)}
.footer-brand p{
  font-size:13px;
  color:var(--text-secondary);
  line-height:1.7;
  max-width:260px;
  margin:0;
}
.footer-col h4{
  font-size:14px;
  font-weight:600;
  color:var(--text);
  margin-bottom:16px;
}
.footer-col ul li{
  margin-bottom:10px;
  font-size:13px;
  color:var(--text-secondary);
}
.footer-col ul li a{
  color:var(--text-secondary);
  transition:color .3s;
}
.footer-col ul li a:hover{color:var(--primary)}
.footer-bottom{
  border-top:1px solid var(--border);
  padding:20px 0;
  text-align:center;
  font-size:13px;
  color:var(--text-muted);
}
@media(max-width:991px){
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:767px){
  .footer-grid{grid-template-columns:1fr;gap:28px}
}

/* 通用响应式微调 */
@media(max-width:767px){
  .hero-actions .btn{width:100%;text-align:center}
  .hero-trust{justify-content:center}
  .step-final-cta{width:100%;justify-content:center}
}
@media(min-width:768px){
  .hero-title br{display:none}
}

/* roulang page: article */
:root{
  --primary:#245A9E;
  --primary-dark:#1B4278;
  --primary-light:rgba(36,90,158,.08);
  --accent:#F0A030;
  --accent-hover:#E08E1D;
  --bg:#F5F7FA;
  --card-bg:#FFFFFF;
  --text:#1D2733;
  --text-secondary:#52616B;
  --text-muted:#8A94A0;
  --border:#E3E8EF;
  --radius-lg:12px;
  --radius-md:8px;
  --shadow:0 4px 20px rgba(29,39,51,.06);
  --shadow-hover:0 8px 30px rgba(29,39,51,.10);
  --transition:all .3s ease;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:system-ui,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:15px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:var(--transition)}
a:hover{color:var(--primary)}
button{font-family:inherit;cursor:pointer}
.container{max-width:1040px;padding-left:20px;padding-right:20px}

/* ===== Dock Navigation ===== */
.site-dock-wrap{
  position:fixed;
  top:16px;
  left:0;
  right:0;
  z-index:1000;
  pointer-events:none;
  padding:0 16px;
}
.site-dock{
  max-width:920px;
  margin:0 auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  background:rgba(255,255,255,.85);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-radius:100px;
  box-shadow:0 4px 24px rgba(29,39,51,.08);
  padding:8px 12px 8px 20px;
  border:1px solid rgba(255,255,255,.6);
  pointer-events:auto;
  transition:box-shadow .3s ease, padding .3s ease;
}
.site-dock.scrolled{
  box-shadow:0 6px 28px rgba(29,39,51,.14);
  padding-top:6px;
  padding-bottom:6px;
}
.dock-logo{
  display:flex;
  align-items:center;
  gap:10px;
  font-weight:700;
  font-size:17px;
  color:var(--text);
  flex-shrink:0;
}
.dock-logo:hover{color:var(--text)}
.logo-icon{
  width:34px;
  height:34px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:var(--primary);
  color:#fff;
  border-radius:50%;
  font-size:14px;
  flex-shrink:0;
}
.dock-menu{
  display:flex;
  align-items:center;
  gap:2px;
}
.dock-link{
  padding:8px 14px;
  border-radius:100px;
  font-size:14px;
  font-weight:500;
  color:var(--text-secondary);
  white-space:nowrap;
}
.dock-link:hover{
  background:var(--primary-light);
  color:var(--primary);
}
.dock-link.active{
  color:var(--primary);
  position:relative;
  font-weight:600;
}
.dock-link.active::after{
  content:"";
  width:5px;
  height:5px;
  border-radius:50%;
  background:var(--accent);
  position:absolute;
  bottom:2px;
  left:50%;
  transform:translateX(-50%);
}
.dock-actions{
  display:flex;
  align-items:center;
  gap:10px;
}
.btn-cta{
  background:var(--accent);
  border:1px solid var(--accent);
  color:var(--text);
  font-weight:600;
  font-size:14px;
  padding:8px 20px;
  border-radius:100px;
  transition:var(--transition);
  white-space:nowrap;
}
.btn-cta:hover{
  background:var(--accent-hover);
  border-color:var(--accent-hover);
  color:var(--text);
  transform:translateY(-1px);
  box-shadow:0 4px 14px rgba(240,160,48,.3);
}
.dock-toggle{
  display:none;
  width:38px;
  height:38px;
  border-radius:50%;
  background:var(--primary-light);
  color:var(--primary);
  border:none;
  font-size:15px;
  align-items:center;
  justify-content:center;
  transition:var(--transition);
}
.dock-toggle:hover{background:rgba(36,90,158,.15)}
.dock-toggle.active i::before{content:"\f00d"}

/* 移动端展开菜单 */
.dock-menu.mobile-open{
  display:flex;
  flex-direction:column;
  position:absolute;
  top:calc(100% + 8px);
  left:0;
  right:0;
  background:#fff;
  border-radius:16px;
  box-shadow:0 12px 40px rgba(29,39,51,.14);
  padding:14px;
  gap:4px;
  border:1px solid var(--border);
}
.dock-menu.mobile-open .dock-link{
  padding:12px 16px;
  border-radius:10px;
  width:100%;
}

/* ===== Breadcrumb ===== */
.breadcrumb-nav{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:6px;
  font-size:13px;
  color:var(--text-muted);
  padding-top:110px;
  padding-bottom:8px;
}
.breadcrumb-nav a{
  color:var(--text-secondary);
}
.breadcrumb-nav a:hover{color:var(--primary)}
.breadcrumb-sep{color:var(--border);font-size:12px}
.breadcrumb-current{
  color:var(--text);
  max-width:320px;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}

/* ===== Article Wrapper ===== */
.article-wrap{
  max-width:820px;
  margin:0 auto;
  background:var(--card-bg);
  border-radius:16px;
  box-shadow:var(--shadow);
  padding:40px 48px 48px;
  margin-top:16px;
  margin-bottom:56px;
  transition:box-shadow .3s ease;
}
.article-wrap:hover{box-shadow:var(--shadow-hover)}
.article-header{
  text-align:center;
  padding-bottom:28px;
  border-bottom:1px solid var(--border);
  margin-bottom:36px;
}
.article-category-badge{
  display:inline-block;
  background:var(--primary-light);
  color:var(--primary);
  font-size:13px;
  font-weight:600;
  padding:5px 14px;
  border-radius:100px;
  margin-bottom:16px;
}
.article-title{
  font-size:clamp(26px,4.5vw,36px);
  font-weight:700;
  line-height:1.35;
  color:var(--text);
  margin-bottom:16px;
  letter-spacing:-.01em;
}
.article-meta{
  display:flex;
  align-items:center;
  justify-content:center;
  flex-wrap:wrap;
  gap:16px;
  font-size:13px;
  color:var(--text-muted);
}
.meta-item{
  display:flex;
  align-items:center;
  gap:6px;
}

/* ===== Article Body ===== */
.article-body{
  font-size:16px;
  line-height:1.85;
  color:var(--text);
}
.article-body p{margin-bottom:1.4em;font-size:15.5px;line-height:1.85}
.article-body h2{
  font-size:22px;
  font-weight:700;
  color:var(--text);
  margin:2em 0 .8em;
  padding-left:12px;
  border-left:4px solid var(--accent);
  line-height:1.4;
}
.article-body h3{
  font-size:18px;
  font-weight:600;
  color:var(--text);
  margin:1.8em 0 .6em;
}
.article-body ul,.article-body ol{margin:0 0 1.4em 1.2em;padding-left:0.8em}
.article-body ul li,.article-body ol li{margin-bottom:.5em;font-size:15.5px}
.article-body ul li::marker{color:var(--primary)}
.article-body ol li::marker{color:var(--accent);font-weight:600}
.article-body blockquote{
  border-left:4px solid var(--primary);
  background:var(--bg);
  padding:18px 22px;
  border-radius:0 10px 10px 0;
  margin:1.8em 0;
  font-size:15px;
  color:var(--text-secondary);
  font-style:italic;
}
.article-body blockquote p{font-size:15px;margin-bottom:0}
.article-body img{
  border-radius:12px;
  margin:2em auto;
  box-shadow:var(--shadow);
}
.article-body img + em{
  display:block;
  text-align:center;
  font-size:13px;
  color:var(--text-muted);
  margin-top:-1.5em;
  margin-bottom:2em;
}
.article-body table{
  width:100%;
  border-collapse:collapse;
  margin:2em 0;
  font-size:14.5px;
}
.article-body table th{
  background:var(--primary);
  color:#fff;
  font-weight:600;
  padding:12px 16px;
  text-align:left;
}
.article-body table td{
  padding:11px 16px;
  border-bottom:1px solid var(--border);
  background:#fff;
}
.article-body table tr:last-child td{border-bottom:none}
.article-body code{
  background:var(--bg);
  border:1px solid var(--border);
  padding:2px 8px;
  border-radius:6px;
  font-size:14px;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  color:var(--primary-dark);
}
.article-body pre{
  background:#0F172A;
  color:#E2E8F0;
  padding:24px;
  border-radius:12px;
  overflow-x:auto;
  margin:2em 0;
  font-size:14px;
  line-height:1.7;
}
.article-body pre code{
  background:transparent;
  border:none;
  padding:0;
  color:inherit;
  font-size:14px;
}
.article-body a{
  color:var(--primary);
  border-bottom:1px solid rgba(36,90,158,.3);
}

/* ===== Missing State ===== */
.article-missing{
  text-align:center;
  padding:80px 20px;
}
.article-missing .missing-icon{
  width:72px;
  height:72px;
  margin:0 auto 24px;
  border-radius:50%;
  background:var(--bg);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:28px;
  color:var(--border);
  border:2px dashed var(--border);
}
.article-missing h2{
  font-size:22px;
  color:var(--text);
  margin-bottom:10px;
}
.article-missing p{
  color:var(--text-secondary);
  margin-bottom:24px;
}
.btn-primary-custom{
  background:var(--primary);
  border:1px solid var(--primary);
  color:#fff !important;
  padding:10px 28px;
  border-radius:100px;
  font-weight:600;
  font-size:14px;
  transition:var(--transition);
  display:inline-block;
}
.btn-primary-custom:hover{
  background:var(--primary-dark);
  border-color:var(--primary-dark);
  transform:translateY(-1px);
}

/* ===== Related Section ===== */
.related-section{
  max-width:1040px;
  margin:0 auto 72px;
  padding:0 20px;
}
.section-heading{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:28px;
}
.section-heading h2{
  font-size:clamp(20px,3vw,26px);
  font-weight:700;
  position:relative;
  padding-left:14px;
}
.section-heading h2::before{
  content:"";
  position:absolute;
  left:0;
  top:50%;
  transform:translateY(-50%);
  width:4px;
  height:22px;
  border-radius:4px;
  background:var(--accent);
}
.related-card{
  background:var(--card-bg);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow);
  transition:var(--transition);
  height:100%;
  display:flex;
  flex-direction:column;
}
.related-card:hover{
  box-shadow:var(--shadow-hover);
  transform:translateY(-4px);
}
.related-card .card-img{
  aspect-ratio:16/10;
  overflow:hidden;
  background:var(--bg);
}
.related-card .card-img img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .4s ease;
}
.related-card:hover .card-img img{transform:scale(1.04)}
.related-card .card-body{
  padding:22px 24px;
  display:flex;
  flex-direction:column;
  flex:1;
}
.related-card .card-tag{
  font-size:12px;
  font-weight:600;
  color:var(--primary);
  background:var(--primary-light);
  padding:3px 12px;
  border-radius:100px;
  align-self:flex-start;
  margin-bottom:12px;
}
.related-card .card-title{
  font-size:16px;
  font-weight:600;
  color:var(--text);
  line-height:1.5;
  margin-bottom:10px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.related-card .card-excerpt{
  font-size:13.5px;
  color:var(--text-secondary);
  line-height:1.7;
  flex:1;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.related-card .card-link{
  font-size:13.5px;
  color:var(--primary);
  font-weight:600;
  margin-top:14px;
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.related-card .card-link i{font-size:11px;transition:var(--transition)}
.related-card:hover .card-link i{transform:translateX(4px)}

/* ===== Article CTA ===== */
.article-cta{
  max-width:1040px;
  margin:0 auto 80px;
  padding:0 20px;
}
.cta-card{
  background:var(--card-bg);
  border:2px dashed var(--primary);
  border-radius:20px;
  padding:48px 32px;
  text-align:center;
  position:relative;
  overflow:hidden;
}
.cta-card::before{
  content:"";
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:4px;
  background:linear-gradient(90deg,var(--primary),var(--accent),var(--primary));
  background-size:200% 100%;
  animation:ctaGradient 6s ease infinite;
}
@keyframes ctaGradient{
  0%{background-position:0% 50%}
  50%{background-position:100% 50%}
  100%{background-position:0% 50%}
}
.cta-card h2{
  font-size:clamp(22px,3.5vw,30px);
  font-weight:700;
  margin-bottom:12px;
}
.cta-card p{
  font-size:15px;
  color:var(--text-secondary);
  margin-bottom:24px;
  max-width:520px;
  margin-left:auto;
  margin-right:auto;
}

/* ===== Footer ===== */
.site-footer{
  background:#fff;
  border-top:1px solid var(--border);
  padding:56px 0 28px;
  margin-top:auto;
}
.footer-grid{
  display:grid;
  grid-template-columns:2fr 1fr 1.2fr 1fr;
  gap:32px;
  margin-bottom:40px;
}
.footer-brand .footer-logo{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:20px;
  font-weight:700;
  color:var(--text);
  margin-bottom:14px;
}
.footer-brand .footer-logo i{
  color:var(--primary);
  font-size:22px;
}
.footer-brand p{
  font-size:13.5px;
  color:var(--text-secondary);
  line-height:1.8;
  max-width:260px;
}
.footer-col h4{
  font-size:14px;
  font-weight:600;
  color:var(--text);
  margin-bottom:16px;
}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col ul li{
  font-size:13.5px;
  color:var(--text-secondary);
  margin-bottom:9px;
  line-height:1.6;
}
.footer-col ul li a{
  color:var(--text-secondary);
  transition:var(--transition);
}
.footer-col ul li a:hover{
  color:var(--primary);
}
.footer-col ul li i{
  font-size:12px;
  margin-right:6px;
  color:var(--primary);
}
.footer-bottom{
  border-top:1px solid var(--border);
  padding-top:20px;
  text-align:center;
  font-size:13px;
  color:var(--text-muted);
}

/* ===== Responsive ===== */
@media (max-width:991px){
  .dock-menu{
    position:absolute;
    top:calc(100% + 8px);
    left:0;
    right:0;
    display:none;
    background:#fff;
    border-radius:16px;
    box-shadow:0 12px 40px rgba(29,39,51,.14);
    padding:14px;
    flex-direction:column;
    gap:4px;
    border:1px solid var(--border);
  }
  .dock-menu.open{
    display:flex;
  }
  .dock-menu .dock-link{
    padding:12px 16px;
    border-radius:10px;
    width:100%;
  }
  .dock-toggle{
    display:flex;
  }
  .dock-link.active::after{
    display:none;
  }
  .dock-link.active{
    background:var(--primary-light);
  }
  .article-wrap{
    padding:32px 28px 36px;
  }
  .footer-grid{
    grid-template-columns:1fr 1fr;
    gap:24px;
  }
}

@media (max-width:767px){
  .site-dock-wrap{
    top:10px;
    padding:0 12px;
  }
  .site-dock{
    padding:6px 10px 6px 16px;
  }
  .dock-logo{
    font-size:15px;
  }
  .logo-icon{
    width:30px;
    height:30px;
    font-size:13px;
  }
  .dock-actions .btn-cta{
    display:none;
  }
  .breadcrumb-nav{
    padding-top:90px;
    font-size:12px;
  }
  .article-wrap{
    border-radius:14px;
    padding:24px 20px 28px;
    margin-top:8px;
    margin-bottom:40px;
  }
  .article-title{
    font-size:22px;
  }
  .article-meta{
    gap:10px;
    font-size:12px;
    flex-direction:column;
  }
  .article-body{
    font-size:15px;
  }
  .article-body p{
    font-size:15px;
  }
  .related-section{
    margin-bottom:48px;
  }
  .related-card{
    margin-bottom:20px;
  }
  .article-cta{
    margin-bottom:48px;
  }
  .cta-card{
    padding:36px 20px;
  }
  .footer-grid{
    grid-template-columns:1fr;
    gap:24px;
  }
  .footer-brand p{
    max-width:100%;
  }
}

@media (max-width:520px){
  .dock-menu.open{
    right:0;
    left:0;
    margin:0 12px;
  }
  .dock-logo span:last-child{
    max-width:130px;
    overflow:hidden;
    text-overflow:ellipsis;
    white-space:nowrap;
  }
  .article-meta .meta-item{
    white-space:nowrap;
  }
}

/* roulang page: category1 */
:root{
  --primary:#245A9E;
  --primary-light:rgba(36,90,158,.08);
  --primary-dark:#1C4780;
  --accent:#F0A030;
  --accent-dark:#E08E1D;
  --bg:#F5F7FA;
  --card-bg:#FFFFFF;
  --text:#1D2733;
  --text-secondary:#52616B;
  --text-muted:#8A94A0;
  --border:#E3E8EF;
  --radius:12px;
  --radius-sm:8px;
  --radius-lg:24px;
  --shadow:0 4px 20px rgba(29,39,51,.06);
  --shadow-hover:0 8px 30px rgba(29,39,51,.10);
  --shadow-dock:0 4px 24px rgba(29,39,51,.08);
  --shadow-dock-scrolled:0 6px 28px rgba(29,39,51,.12);
  --transition:.3s ease;
  --font-family:system-ui,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-family);
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
  font-size:15px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{text-decoration:none;color:inherit;transition:color var(--transition)}
img{max-width:100%;height:auto;display:block}
button{font-family:inherit;border:none;cursor:pointer}
input,select,textarea{font-family:inherit}

/* ===== Container ===== */
.container{max-width:1080px;padding-left:20px;padding-right:20px;margin:0 auto}
@media(min-width:768px){
  .container{padding-left:24px;padding-right:24px}
}

/* ===== Section Spacing ===== */
.section-steps,.section-prep,.section-note,.section-faq,.section-cta{
  padding:56px 0;
}
@media(min-width:992px){
  .section-steps,.section-prep,.section-note,.section-faq,.section-cta{
    padding:96px 0;
  }
}

/* ===== Section Head ===== */
.section-head{
  text-align:center;
  max-width:640px;
  margin:0 auto 48px;
}
.section-tag{
  display:inline-block;
  background:var(--primary-light);
  color:var(--primary);
  font-size:13px;
  font-weight:600;
  padding:4px 14px;
  border-radius:100px;
  margin-bottom:14px;
  letter-spacing:.4px;
}
.section-head h2{
  font-size:clamp(22px,3vw,32px);
  font-weight:700;
  line-height:1.4;
  color:var(--text);
  margin-bottom:12px;
  position:relative;
}
.section-head h2::before{
  content:'';
  display:block;
  width:24px;
  height:3px;
  background:var(--accent);
  border-radius:3px;
  margin:0 auto 16px;
}
.section-head p{
  color:var(--text-secondary);
  font-size:15px;
  line-height:1.7;
}

/* ===== Dock Nav ===== */
.site-dock-wrap{
  position:fixed;
  top:16px;
  left:0;
  right:0;
  z-index:1000;
  padding:0 16px;
  pointer-events:none;
}
.site-dock{
  max-width:960px;
  margin:0 auto;
  background:rgba(255,255,255,.85);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-radius:100px;
  box-shadow:var(--shadow-dock);
  padding:8px 16px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  border:1px solid rgba(227,232,239,.7);
  transition:box-shadow var(--transition),padding var(--transition);
  pointer-events:auto;
}
.site-dock.scrolled{
  box-shadow:var(--shadow-dock-scrolled);
  padding-top:6px;
  padding-bottom:6px;
}
.dock-logo{
  display:flex;
  align-items:center;
  gap:8px;
  font-weight:700;
  font-size:16px;
  color:var(--primary);
  white-space:nowrap;
  flex-shrink:0;
}
.logo-icon{
  width:32px;
  height:32px;
  border-radius:8px;
  background:var(--primary);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:14px;
}
.dock-menu{
  display:flex;
  align-items:center;
  gap:4px;
  flex:1;
  justify-content:center;
  overflow-x:auto;
  scrollbar-width:none;
}
.dock-menu::-webkit-scrollbar{display:none}
.dock-link{
  padding:8px 14px;
  border-radius:100px;
  font-size:14px;
  font-weight:500;
  color:var(--text-secondary);
  white-space:nowrap;
  transition:background var(--transition),color var(--transition);
}
.dock-link:hover{
  background:var(--primary-light);
  color:var(--primary);
}
.dock-link.active{
  color:var(--primary);
  font-weight:600;
  position:relative;
}
.dock-link.active::after{
  content:'';
  position:absolute;
  bottom:2px;
  left:50%;
  transform:translateX(-50%);
  width:4px;
  height:4px;
  border-radius:50%;
  background:var(--accent);
}
.dock-actions{
  display:flex;
  align-items:center;
  gap:8px;
  flex-shrink:0;
}
.dock-toggle{
  display:none;
  width:36px;
  height:36px;
  border-radius:50%;
  background:var(--primary-light);
  color:var(--primary);
  font-size:16px;
  align-items:center;
  justify-content:center;
}
@media(max-width:991px){
  .site-dock{max-width:100%}
  .dock-menu{justify-content:flex-start;flex-wrap:nowrap}
  .dock-link{padding:6px 10px;font-size:13px}
}
@media(max-width:767px){
  .site-dock-wrap{top:12px;padding:0 12px}
  .site-dock{border-radius:100px;padding:6px 12px;gap:6px}
  .dock-logo span{font-size:14px}
  .logo-icon{width:28px;height:28px;font-size:12px}
  .dock-menu{
    display:none;
    position:absolute;
    top:calc(100% + 10px);
    left:12px;
    right:12px;
    background:#fff;
    border-radius:16px;
    padding:12px;
    box-shadow:var(--shadow-hover);
    flex-direction:column;
    align-items:stretch;
    border:1px solid var(--border);
  }
  .dock-menu.menu-open{
    display:flex;
  }
  .dock-link{
    padding:12px 16px;
    border-radius:10px;
    font-size:15px;
    color:var(--text-secondary);
  }
  .dock-link.active{
    background:var(--primary-light);
    color:var(--primary);
  }
  .dock-link.active::after{display:none}
  .dock-toggle{
    display:flex;
  }
  .dock-actions .btn-cta{
    padding:8px 16px;
    font-size:13px;
    border-radius:100px;
  }
}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 26px;
  border-radius:var(--radius-sm);
  font-size:14px;
  font-weight:600;
  line-height:1.4;
  border:1px solid transparent;
  transition:all var(--transition);
  text-decoration:none;
}
.btn:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:3px;
}
.btn-cta{
  background:var(--accent);
  color:var(--text);
}
.btn-cta:hover{
  background:var(--accent-dark);
  color:var(--text);
  transform:translateY(-1px);
  box-shadow:0 6px 16px rgba(240,160,48,.28);
}
.btn-outline{
  background:transparent;
  border-color:rgba(255,255,255,.6);
  color:#fff;
}
.btn-outline:hover{
  background:rgba(255,255,255,.12);
  border-color:#fff;
  color:#fff;
}
.btn-outline-dark{
  background:transparent;
  border-color:var(--primary);
  color:var(--primary);
}
.btn-outline-dark:hover{
  background:var(--primary-light);
  color:var(--primary);
}
.btn-lg{
  padding:14px 32px;
  font-size:15px;
}

/* ===== Category Hero ===== */
.category-hero{
  position:relative;
  padding:140px 0 80px;
  background:
    linear-gradient(135deg,rgba(22,38,56,.86) 0%,rgba(36,90,158,.68) 80%),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  color:#fff;
  overflow:hidden;
}
@media(min-width:992px){
  .category-hero{
    padding:180px 0 120px;
  }
}
.category-hero-inner{
  max-width:760px;
  margin:0 auto;
  text-align:center;
}
.hero-badge{
  display:inline-block;
  background:rgba(240,160,48,.18);
  color:var(--accent);
  font-size:13px;
  font-weight:600;
  padding:6px 16px;
  border-radius:100px;
  margin-bottom:20px;
  letter-spacing:.6px;
  border:1px solid rgba(240,160,48,.35);
}
.category-hero h1{
  font-size:clamp(28px,5vw,44px);
  font-weight:700;
  line-height:1.3;
  margin-bottom:18px;
  letter-spacing:.5px;
}
.category-hero .hero-sub{
  font-size:clamp(15px,2vw,18px);
  line-height:1.7;
  color:rgba(255,255,255,.88);
  max-width:560px;
  margin:0 auto 32px;
}
.hero-actions{
  display:flex;
  gap:16px;
  justify-content:center;
  flex-wrap:wrap;
  margin-bottom:28px;
}
.hero-trust{
  display:flex;
  justify-content:center;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(255,255,255,.68);
}
.hero-trust span{
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.hero-trust span::before{
  content:'';
  width:4px;
  height:4px;
  border-radius:50%;
  background:var(--accent);
  flex-shrink:0;
}

/* ===== Steps Section ===== */
.section-steps{
  background:#fff;
  border-bottom:1px solid var(--border);
}
.steps-list{
  display:flex;
  flex-direction:column;
  gap:32px;
  max-width:880px;
  margin:0 auto;
  position:relative;
}
@media(min-width:992px){
  .steps-list{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:24px;
  }
}
.step-item{
  position:relative;
  background:var(--bg);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:28px 24px 24px;
  transition:box-shadow var(--transition),transform var(--transition);
  text-align:center;
}
.step-item:hover{
  box-shadow:var(--shadow-hover);
  transform:translateY(-3px);
}
.step-num{
  font-size:42px;
  font-weight:800;
  color:var(--accent);
  line-height:1;
  opacity:.9;
  margin-bottom:12px;
  font-variant-numeric:tabular-nums;
}
.step-icon{
  width:52px;
  height:52px;
  border-radius:14px;
  background:var(--primary-light);
  color:var(--primary);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:20px;
  margin:0 auto 16px;
}
.step-item h3{
  font-size:17px;
  font-weight:600;
  color:var(--text);
  margin-bottom:10px;
}
.step-item p{
  font-size:14px;
  color:var(--text-secondary);
  line-height:1.7;
}
@media(min-width:992px){
  .step-item:not(:last-child)::after{
    content:'';
    position:absolute;
    top:50%;
    right:-14px;
    width:24px;
    height:2px;
    border-top:2px dashed var(--border);
    z-index:1;
  }
}

/* ===== Prep Section ===== */
.section-prep{
  background:var(--bg);
}
.prep-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:20px;
  max-width:880px;
  margin:0 auto;
}
@media(min-width:768px){
  .prep-grid{
    grid-template-columns:repeat(2,1fr);
    gap:24px;
  }
}
.prep-card{
  background:var(--card-bg);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:28px;
  display:flex;
  gap:16px;
  align-items:flex-start;
  transition:box-shadow var(--transition),transform var(--transition);
}
.prep-card:hover{
  box-shadow:var(--shadow-hover);
  transform:translateY(-2px);
}
.prep-icon{
  width:44px;
  height:44px;
  border-radius:12px;
  background:rgba(240,160,48,.12);
  color:var(--accent);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:18px;
  flex-shrink:0;
}
.prep-card h3{
  font-size:16px;
  font-weight:600;
  color:var(--text);
  margin-bottom:6px;
}
.prep-card p{
  font-size:14px;
  color:var(--text-secondary);
  line-height:1.7;
  margin:0;
}

/* ===== Note Section ===== */
.section-note{
  background:#fff;
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}
.note-wrapper{
  display:flex;
  flex-direction:column;
  gap:40px;
  align-items:center;
  max-width:880px;
  margin:0 auto;
}
@media(min-width:992px){
  .note-wrapper{
    flex-direction:row;
    gap:60px;
    align-items:center;
  }
}
.note-image{
  flex:0 0 300px;
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow);
}
@media(min-width:992px){
  .note-image{flex-basis:360px}
}
.note-image img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  transition:transform .4s ease;
}
.note-image:hover img{
  transform:scale(1.03);
}
.note-content{
  flex:1;
}
.note-content h3{
  font-size:22px;
  font-weight:700;
  color:var(--text);
  margin-bottom:12px;
}
.note-content .lead{
  color:var(--text-secondary);
  font-size:15px;
  margin-bottom:20px;
}
.note-list{
  list-style:none;
  padding:0;
  margin:0;
}
.note-list li{
  display:flex;
  align-items:flex-start;
  gap:12px;
  padding:12px 0;
  border-bottom:1px solid var(--border);
  font-size:14px;
  color:var(--text-secondary);
  line-height:1.6;
}
.note-list li:last-child{
  border-bottom:none;
}
.note-list li i{
  color:var(--primary);
  font-size:16px;
  margin-top:3px;
  flex-shrink:0;
}

/* ===== FAQ Section ===== */
.section-faq{
  background:var(--bg);
}
.faq-wrap{
  max-width:780px;
  margin:0 auto;
}
.accordion-item{
  border:1px solid var(--border);
  border-radius:var(--radius) !important;
  margin-bottom:16px;
  overflow:hidden;
  background:#fff;
  box-shadow:0 2px 8px rgba(29,39,51,.03);
  transition:box-shadow var(--transition);
}
.accordion-item:hover{
  box-shadow:var(--shadow);
}
.accordion-button{
  padding:20px 24px;
  font-size:15px;
  font-weight:600;
  color:var(--text);
  background:transparent;
  border:none;
  text-align:left;
  box-shadow:none !important;
}
.accordion-button:not(.collapsed){
  background:#fff;
  color:var(--primary);
}
.accordion-button::after{
  background:none;
  content:'\f067';
  font-family:'Font Awesome 6 Free';
  font-weight:900;
  font-size:14px;
  width:24px;
  height:24px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  background:var(--primary-light);
  color:var(--primary);
  transition:all var(--transition);
}
.accordion-button:not(.collapsed)::after{
  background-image:none;
  content:'\f068';
  transform:rotate(0deg);
  background:var(--primary);
  color:#fff;
}
.accordion-body{
  padding:0 24px 20px;
  font-size:14px;
  color:var(--text-secondary);
  line-height:1.8;
  border-top:1px solid var(--border);
  padding-top:16px;
}

/* ===== CTA Section ===== */
.section-cta{
  background:#fff;
}
.cta-box{
  max-width:880px;
  margin:0 auto;
  border:2px dashed var(--primary);
  border-radius:var(--radius-lg);
  padding:40px 24px;
  background:var(--bg);
  text-align:center;
}
@media(min-width:768px){
  .cta-box{
    padding:56px 48px;
  }
}
.cta-box h2{
  font-size:clamp(22px,3vw,30px);
  font-weight:700;
  color:var(--text);
  margin-bottom:12px;
}
.cta-box .cta-desc{
  color:var(--text-secondary);
  font-size:15px;
  max-width:480px;
  margin:0 auto 32px;
}
.cta-form{
  max-width:560px;
  margin:0 auto;
  text-align:left;
}
.cta-form .form-label{
  font-size:13px;
  font-weight:600;
  color:var(--text);
  margin-bottom:6px;
}
.cta-form .form-control{
  border-radius:10px;
  border:1px solid #D6DFEA;
  padding:12px 14px;
  font-size:14px;
  background:#fff;
  transition:border-color var(--transition),box-shadow var(--transition);
}
.cta-form .form-control:focus{
  border-color:var(--primary);
  box-shadow:0 0 0 4px rgba(36,90,158,.12);
  outline:none;
}
.cta-form .form-select{
  border-radius:10px;
  border:1px solid #D6DFEA;
  padding:12px 14px;
  font-size:14px;
  background:#fff;
  transition:border-color var(--transition),box-shadow var(--transition);
}
.cta-form .form-select:focus{
  border-color:var(--primary);
  box-shadow:0 0 0 4px rgba(36,90,158,.12);
  outline:none;
}
.cta-submit{
  margin-top:20px;
  width:100%;
}
.cta-note{
  margin-top:16px;
  font-size:12px;
  color:var(--text-muted);
  line-height:1.6;
}

/* ===== Footer ===== */
.site-footer{
  background:#fff;
  border-top:1px solid var(--border);
  padding:64px 0 24px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:32px;
  margin-bottom:40px;
}
@media(min-width:768px){
  .footer-grid{
    grid-template-columns:repeat(2,1fr);
    gap:40px;
  }
}
@media(min-width:992px){
  .footer-grid{
    grid-template-columns:1.4fr 1fr 1fr 1fr;
    gap:40px;
  }
}
.footer-logo{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:18px;
  font-weight:700;
  color:var(--primary);
  margin-bottom:12px;
}
.footer-logo i{
  width:30px;
  height:30px;
  border-radius:8px;
  background:var(--primary);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:13px;
}
.footer-brand p{
  font-size:13px;
  color:var(--text-secondary);
  line-height:1.7;
  margin:0;
  max-width:280px;
}
.footer-col h4{
  font-size:14px;
  font-weight:600;
  color:var(--text);
  margin-bottom:14px;
}
.footer-col ul{
  list-style:none;
  padding:0;
  margin:0;
}
.footer-col ul li{
  margin-bottom:8px;
  font-size:13px;
  color:var(--text-secondary);
}
.footer-col ul li a{
  color:var(--text-secondary);
}
.footer-col ul li a:hover{
  color:var(--primary);
}
.footer-bottom{
  border-top:1px solid var(--border);
  padding-top:20px;
  text-align:center;
  font-size:13px;
  color:var(--text-muted);
}

/* ===== Responsive Fixes ===== */
@media(max-width:767px){
  .category-hero{
    padding-top:110px;
    padding-bottom:60px;
  }
  .hero-actions .btn{
    width:100%;
    max-width:260px;
  }
  .hero-trust{
    gap:8px;
    font-size:12px;
  }
  .step-num{
    font-size:34px;
  }
  .note-wrapper{
    gap:24px;
  }
  .note-image{
    flex-basis:auto;
    width:100%;
  }
  .cta-box{
    padding:32px 20px;
  }
  .cta-form .row{
    gap:12px;
  }
  .footer-grid{
    gap:24px;
  }
}
@media(min-width:768px) and (max-width:991px){
  .steps-list{
    grid-template-columns:repeat(2,1fr);
    gap:20px;
  }
  .note-wrapper{
    flex-direction:column;
    gap:32px;
  }
  .note-image{
    width:100%;
    flex-basis:auto;
    max-width:420px;
  }
}

/* roulang page: category3 */
:root {
            --primary: #245A9E;
            --primary-dark: #1A4278;
            --primary-soft: rgba(36, 90, 158, 0.08);
            --accent: #F0A030;
            --accent-dark: #E08E1D;
            --accent-soft: rgba(240, 160, 48, 0.12);
            --bg-body: #F5F7FA;
            --bg-card: #FFFFFF;
            --text-main: #1D2733;
            --text-sub: #52616B;
            --text-weak: #8A94A0;
            --border: #E3E8EF;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-pill: 100px;
            --shadow-sm: 0 4px 20px rgba(29, 39, 51, 0.06);
            --shadow-md: 0 8px 30px rgba(29, 39, 51, 0.10);
            --spacer-section: clamp(56px, 8vw, 96px);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: system-ui, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            background: var(--bg-body);
            color: var(--text-main);
            font-size: 16px;
            line-height: 1.7;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: all .25s ease;
        }

        a:hover {
            color: var(--primary-dark);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        .container {
            max-width: 1040px;
            padding-left: 16px;
            padding-right: 16px;
        }

        @media (min-width: 768px) {
            .container {
                padding-left: 24px;
                padding-right: 24px;
            }
        }

        /* ===== Floating Dock Navigation ===== */
        .site-dock-wrap {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1080;
            padding: 16px 16px 0;
            pointer-events: none;
        }

        .site-dock {
            max-width: 1080px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.4);
            border-radius: var(--radius-pill);
            padding: 10px 18px;
            box-shadow: 0 4px 24px rgba(29, 39, 51, 0.08);
            pointer-events: auto;
            transition: box-shadow .3s ease, padding .3s ease, background .3s ease;
        }

        .site-dock.scrolled {
            box-shadow: 0 6px 28px rgba(29, 39, 51, 0.12);
            padding-top: 8px;
            padding-bottom: 8px;
            background: rgba(255, 255, 255, 0.9);
        }

        .dock-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .dock-logo:hover {
            color: var(--primary);
        }

        .logo-icon {
            width: 32px;
            height: 32px;
            background: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 14px;
            flex-shrink: 0;
        }

        .dock-menu {
            display: flex;
            align-items: center;
            gap: 2px;
            flex: 1;
            justify-content: center;
            padding: 0 12px;
        }

        .dock-link {
            display: block;
            padding: 8px 14px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-sub);
            text-decoration: none;
            position: relative;
            transition: background .25s, color .25s;
            white-space: nowrap;
        }

        .dock-link:hover {
            background: var(--primary-soft);
            color: var(--primary);
        }

        .dock-link.active {
            color: var(--primary);
            font-weight: 600;
            background: rgba(36, 90, 158, 0.06);
        }

        .dock-link.active::after {
            content: '';
            position: absolute;
            bottom: 5px;
            left: 50%;
            transform: translateX(-50%);
            width: 4px;
            height: 4px;
            background: var(--accent);
            border-radius: 50%;
        }

        .dock-actions {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-shrink: 0;
        }

        .btn-cta {
            background: var(--accent);
            color: #1D2733;
            border: none;
            border-radius: var(--radius-sm);
            padding: 9px 20px;
            font-size: 14px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all .3s ease;
            white-space: nowrap;
        }

        .btn-cta:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(240, 160, 48, 0.3);
        }

        .dock-toggle {
            display: none;
            background: transparent;
            border: none;
            font-size: 18px;
            color: var(--text-main);
            padding: 6px 10px;
            border-radius: 50%;
            cursor: pointer;
        }

        .dock-toggle:hover {
            background: var(--primary-soft);
            color: var(--primary);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 78px;
            left: 16px;
            right: 16px;
            z-index: 1070;
            background: #fff;
            border-radius: 20px;
            padding: 24px 16px;
            box-shadow: 0 20px 50px rgba(29, 39, 51, 0.18);
            border: 1px solid var(--border);
        }

        .mobile-menu .dock-link {
            display: block;
            padding: 10px 14px;
            border-radius: 10px;
            font-size: 16px;
            margin-bottom: 4px;
        }

        .mobile-menu.open {
            display: block;
        }

        /* ===== Page Layout ===== */
        .main {
            padding-top: 120px;
        }

        .section {
            padding: var(--spacer-section) 0;
        }

        .section-alt {
            background: #fff;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        /* ===== Content Hero ===== */
        .content-hero {
            background: linear-gradient(135deg, #F0F4F8 0%, #FFFFFF 70%);
            padding: 72px 0 56px;
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid var(--border);
        }

        .content-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: .07;
            pointer-events: none;
        }

        .content-hero-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 760px;
        }

        .content-hero .breadcrumb {
            display: flex;
            justify-content: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-weak);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }

        .content-hero .breadcrumb a {
            color: var(--text-sub);
        }

        .content-hero .breadcrumb a:hover {
            color: var(--primary);
        }

        .content-hero h1 {
            font-size: clamp(30px, 5vw, 44px);
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-main);
            margin-bottom: 16px;
            letter-spacing: -0.02em;
        }

        .content-hero .h1-highlight {
            color: var(--primary);
            position: relative;
        }

        .content-hero .hero-lead {
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-sub);
            margin-bottom: 28px;
        }

        .hero-badges {
            display: flex;
            justify-content: center;
            gap: 10px 16px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 50px;
            padding: 8px 16px;
            font-size: 13px;
            color: var(--text-sub);
            font-weight: 500;
        }

        .hero-badge i {
            color: var(--accent);
        }

        .content-lead {
            max-width: 720px;
            margin: 0 auto 48px;
            font-size: 15px;
            line-height: 1.9;
            color: var(--text-sub);
            background: #fff;
            border-radius: 16px;
            padding: 28px 32px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            text-align: left;
        }

        .content-lead p {
            margin-bottom: 12px;
        }

        .content-lead p:last-child {
            margin-bottom: 0;
        }

        /* ===== Steps Section ===== */
        .steps-wrapper {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 40px;
        }

        .step-card {
            background: #fff;
            border-radius: 16px;
            padding: 28px 24px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            position: relative;
            transition: box-shadow .3s, transform .3s;
        }

        .step-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .step-number {
            font-size: 44px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
            margin-bottom: 14px;
            display: block;
        }

        .step-card .step-icon {
            width: 48px;
            height: 48px;
            background: var(--primary-soft);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 20px;
            margin-bottom: 14px;
        }

        .step-card h3 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-main);
        }

        .step-card p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.75;
            margin-bottom: 0;
        }

        .step-arrow {
            position: absolute;
            right: -18px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--accent);
            font-size: 14px;
            z-index: 3;
            background: var(--bg-body);
            border-radius: 50%;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--border);
        }

        .step-card:last-child .step-arrow {
            display: none;
        }

        /* ===== Detail Block ===== */
        .detail-wrap {
            max-width: 760px;
            margin: 0 auto;
        }

        .detail-item {
            display: flex;
            gap: 20px;
            background: #fff;
            border-radius: 16px;
            padding: 28px;
            margin-bottom: 20px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: box-shadow .3s;
        }

        .detail-item:hover {
            box-shadow: var(--shadow-md);
        }

        .detail-index {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .detail-body {
            flex: 1;
        }

        .detail-body h3 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--text-main);
        }

        .detail-body p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.8;
            margin-bottom: 10px;
        }

        .detail-body ul {
            padding-left: 18px;
            margin: 8px 0 0;
        }

        .detail-body li {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.8;
            margin-bottom: 4px;
        }

        .detail-body li::marker {
            color: var(--accent);
        }

        .tip-box {
            background: var(--accent-soft);
            border-radius: 12px;
            padding: 20px 24px;
            display: flex;
            gap: 14px;
            align-items: flex-start;
            margin-top: 24px;
            border-left: 4px solid var(--accent);
        }

        .tip-box i {
            font-size: 20px;
            color: var(--accent-dark);
            margin-top: 2px;
        }

        .tip-box p {
            font-size: 14px;
            line-height: 1.8;
            color: var(--text-main);
            margin-bottom: 0;
        }

        /* ===== Guide Embedded ===== */
        .guide-embed {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            margin-top: 24px;
        }

        .guide-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 12px;
            padding: 20px;
            display: flex;
            gap: 12px;
            align-items: flex-start;
            transition: border-color .3s, box-shadow .3s;
        }

        .guide-item:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-sm);
        }

        .guide-icon {
            width: 36px;
            height: 36px;
            background: var(--primary-soft);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 14px;
            flex-shrink: 0;
        }

        .guide-item h4 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 4px;
        }

        .guide-item p {
            font-size: 13px;
            color: var(--text-sub);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ===== FAQ ===== */
        .faq-heading {
            text-align: center;
            margin-bottom: 40px;
        }

        .faq-heading h2 {
            font-size: clamp(24px, 3vw, 32px);
            font-weight: 700;
            margin-bottom: 8px;
        }

        .faq-heading h2::before {
            content: '';
            display: block;
            width: 24px;
            height: 4px;
            background: var(--accent);
            border-radius: 4px;
            margin: 0 auto 16px;
        }

        .faq-heading p {
            color: var(--text-sub);
            font-size: 15px;
        }

        .faq-grid {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border-radius: 14px;
            border: 1px solid var(--border);
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            padding: 20px 24px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            gap: 16px;
        }

        .faq-icon {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            border: 1px solid var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            flex-shrink: 0;
            transition: all .3s;
            background: #fff;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--primary);
            color: #fff;
        }

        .faq-answer {
            max-height: 0;
            padding: 0 24px;
            overflow: hidden;
            transition: max-height .3s ease, padding .3s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 0 24px 20px;
            border-top: 1px solid var(--border);
            padding-top: 16px;
            margin-top: 0;
        }

        .faq-answer p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.8;
            margin-bottom: 0;
        }

        /* ===== CTA ===== */
        .cta-block {
            background: #fff;
            border: 2px dashed var(--primary);
            border-radius: 24px;
            padding: clamp(32px, 5vw, 56px) clamp(20px, 3vw, 48px);
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-block::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
        }

        .cta-block h2 {
            font-size: clamp(22px, 3vw, 30px);
            font-weight: 700;
            margin-bottom: 8px;
        }

        .cta-block .cta-sub {
            color: var(--text-sub);
            font-size: 15px;
            margin-bottom: 24px;
        }

        .cta-form-row {
            display: flex;
            gap: 12px;
            max-width: 640px;
            margin: 0 auto 14px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-form-row .form-control {
            flex: 1;
            min-width: 180px;
            border: 1px solid #D6DFEA;
            border-radius: 10px;
            padding: 12px 16px;
            font-size: 14px;
            background: var(--bg-body);
            color: var(--text-main);
        }

        .cta-form-row .form-control:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(36, 90, 158, 0.12);
            outline: none;
            background: #fff;
        }

        .cta-form-row select.form-control {
            appearance: auto;
        }

        .btn-cta-large {
            background: var(--accent);
            color: #1D2733;
            border: none;
            border-radius: 10px;
            padding: 14px 36px;
            font-size: 16px;
            font-weight: 700;
            cursor: pointer;
            transition: all .3s;
        }

        .btn-cta-large:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(240, 160, 48, 0.3);
        }

        .cta-note {
            font-size: 12px;
            color: var(--text-weak);
            margin-top: 12px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #fff;
            border-top: 1px solid var(--border);
            padding: 48px 0 24px;
            margin-top: 40px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 36px;
        }

        .footer-logo {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
        }

        .footer-logo i {
            color: var(--primary);
            font-size: 22px;
        }

        .footer-brand p {
            font-size: 13px;
            color: var(--text-sub);
            line-height: 1.8;
            margin-bottom: 0;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 16px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col li {
            margin-bottom: 10px;
            font-size: 13px;
            color: var(--text-sub);
        }

        .footer-col li a {
            color: var(--text-sub);
            text-decoration: none;
            transition: color .25s;
        }

        .footer-col li a:hover {
            color: var(--primary);
        }

        .footer-bottom {
            border-top: 1px solid var(--border);
            padding-top: 20px;
            text-align: center;
        }

        .footer-bottom p {
            font-size: 13px;
            color: var(--text-weak);
            margin-bottom: 0;
        }

        /* ===== Responsive ===== */
        @media (max-width: 991px) {
            .dock-menu {
                display: none;
            }

            .dock-toggle {
                display: inline-flex;
                align-items: center;
                justify-content: center;
            }

            .steps-wrapper {
                grid-template-columns: repeat(2, 1fr);
            }

            .step-arrow {
                display: none;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }

            .guide-embed {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 767px) {
            .main {
                padding-top: 100px;
            }

            .site-dock-wrap {
                padding: 12px 12px 0;
            }

            .site-dock {
                padding: 8px 14px;
                border-radius: 60px;
            }

            .dock-logo {
                font-size: 14px;
            }

            .dock-logo span:last-child {
                display: none;
            }

            .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 12px;
            }

            .btn-cta {
                padding: 8px 14px;
                font-size: 13px;
            }

            .dock-actions .fa-search {
                display: none;
            }

            .content-hero {
                padding: 48px 0 36px;
            }

            .content-hero h1 {
                font-size: 28px;
            }

            .content-lead {
                padding: 20px;
                font-size: 14px;
            }

            .steps-wrapper {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .step-card {
                padding: 24px;
            }

            .detail-item {
                flex-direction: column;
                gap: 14px;
                padding: 20px;
            }

            .table-wrap {
                overflow-x: auto;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .cta-form-row {
                flex-direction: column;
            }

            .cta-form-row .form-control {
                min-width: 100%;
            }

            .btn-cta-large {
                width: 100%;
            }

            .content-hero .hero-badges {
                flex-direction: column;
                align-items: center;
            }

            .step-card:last-child .step-arrow {
                display: none;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 14px;
                padding-right: 14px;
            }

            .content-hero h1 {
                font-size: 24px;
            }

            .hero-lead {
                font-size: 14px;
            }

            .detail-body h3 {
                font-size: 15px;
            }

            .faq-question {
                font-size: 14px;
                padding: 16px;
            }

            .faq-answer.open,
            .faq-item.open .faq-answer {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

/* roulang page: category2 */
:root {
      --primary: #245A9E;
      --primary-dark: #1A4276;
      --primary-light: rgba(36, 90, 158, 0.08);
      --accent: #F0A030;
      --accent-dark: #E08E1D;
      --accent-light: rgba(240, 160, 48, 0.12);
      --bg: #F5F7FA;
      --text: #1D2733;
      --text-secondary: #52616B;
      --text-light: #8A94A0;
      --border: #E3E8EF;
      --white: #FFFFFF;
      --card-radius: 12px;
      --btn-radius: 8px;
      --shadow: 0 4px 20px rgba(29, 39, 51, 0.06);
      --shadow-hover: 0 8px 30px rgba(29, 39, 51, 0.10);
      --font-family: system-ui, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
    }

    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      font-family: var(--font-family);
      background-color: var(--bg);
      color: var(--text);
      line-height: 1.7;
      font-size: 15px;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }
    a { text-decoration: none; color: var(--primary); transition: color 0.3s; }
    a:hover { color: var(--primary-dark); }
    img { max-width: 100%; height: auto; }
    .container { max-width: 1040px; }
    h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.3; margin-bottom: 0.5em; }
    h1 { font-size: clamp(28px, 5vw, 44px); }
    h2 { font-size: clamp(22px, 3vw, 32px); position: relative; margin-bottom: 0.8em; }
    h2::before {
      content: "";
      display: block;
      width: 24px;
      height: 3px;
      border-radius: 2px;
      background: var(--accent);
      margin-bottom: 12px;
    }
    h3 { font-size: 18px; font-weight: 600; }
    p { color: var(--text-secondary); line-height: 1.8; }
    .text-light-custom { color: var(--text-light); }

    /* ====== Floating Dock Navigation ====== */
    .site-dock-wrap {
      position: fixed;
      top: 16px;
      left: 0;
      right: 0;
      z-index: 1000;
      display: flex;
      justify-content: center;
      padding: 0 16px;
      pointer-events: none;
    }
    .site-dock {
      pointer-events: auto;
      display: flex;
      align-items: center;
      gap: 8px;
      background: rgba(255, 255, 255, 0.85);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-radius: 100px;
      box-shadow: var(--shadow);
      padding: 8px 16px;
      border: 1px solid rgba(255, 255, 255, 0.6);
      max-width: 920px;
      width: 100%;
      transition: box-shadow 0.3s, transform 0.3s;
    }
    .site-dock.scrolled {
      box-shadow: 0 6px 28px rgba(29, 39, 51, 0.12);
    }
    .dock-logo {
      display: flex;
      align-items: center;
      gap: 8px;
      font-weight: 700;
      font-size: 16px;
      color: var(--text);
      white-space: nowrap;
      padding: 6px 12px;
      border-radius: 50px;
      transition: background 0.3s;
    }
    .dock-logo:hover { background: var(--primary-light); color: var(--text); }
    .logo-icon {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 30px;
      height: 30px;
      border-radius: 50%;
      background: var(--primary);
      color: #fff;
      font-size: 14px;
      flex-shrink: 0;
    }
    .dock-menu {
      display: flex;
      align-items: center;
      gap: 2px;
      flex: 1;
      justify-content: center;
      flex-wrap: nowrap;
      overflow: hidden;
    }
    .dock-link {
      padding: 6px 12px;
      border-radius: 50px;
      font-size: 14px;
      color: var(--text-secondary);
      white-space: nowrap;
      transition: background 0.3s, color 0.3s;
      position: relative;
    }
    .dock-link:hover {
      background: var(--primary-light);
      color: var(--primary);
    }
    .dock-link.active {
      color: var(--primary);
      font-weight: 600;
    }
    .dock-link.active::after {
      content: "";
      position: absolute;
      bottom: 2px;
      left: 50%;
      transform: translateX(-50%);
      width: 4px;
      height: 4px;
      border-radius: 50%;
      background: var(--accent);
    }
    .dock-actions {
      display: flex;
      align-items: center;
      gap: 8px;
      flex-shrink: 0;
    }
    .btn-cta {
      background: var(--accent);
      color: var(--text);
      border: none;
      border-radius: var(--btn-radius);
      padding: 8px 20px;
      font-weight: 600;
      font-size: 14px;
      white-space: nowrap;
      transition: all 0.3s ease;
    }
    .btn-cta:hover {
      background: var(--accent-dark);
      color: var(--text);
      transform: translateY(-1px);
      box-shadow: 0 4px 14px rgba(240, 160, 48, 0.35);
    }
    .btn-cta:focus-visible {
      outline: 2px solid var(--primary);
      outline-offset: 2px;
    }
    .dock-toggle {
      display: none;
      background: none;
      border: none;
      color: var(--text);
      font-size: 20px;
      cursor: pointer;
      padding: 6px 10px;
      border-radius: 50px;
      transition: background 0.3s;
    }
    .dock-toggle:hover { background: var(--primary-light); }
    .dock-toggle:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
    .mobile-menu {
      display: none;
      position: fixed;
      top: 78px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--white);
      border-radius: 16px;
      box-shadow: var(--shadow-hover);
      padding: 16px;
      z-index: 999;
      width: calc(100% - 32px);
      max-width: 360px;
      flex-direction: column;
      gap: 4px;
      border: 1px solid var(--border);
    }
    .mobile-menu.open { display: flex; }
    .mobile-menu a {
      padding: 12px 16px;
      border-radius: 10px;
      font-size: 14px;
      color: var(--text-secondary);
      display: block;
    }
    .mobile-menu a:hover { background: var(--primary-light); color: var(--primary); }
    .mobile-menu a.active { color: var(--primary); font-weight: 600; background: var(--primary-light); }
    .mobile-menu-overlay {
      display: none;
      position: fixed;
      inset: 0;
      background: rgba(29, 39, 51, 0.3);
      z-index: 998;
      backdrop-filter: blur(2px);
    }
    .mobile-menu-overlay.show { display: block; }

    /* ====== Page Hero ====== */
    .page-hero {
      position: relative;
      background: linear-gradient(135deg, #EEF2F7 0%, #F7F9FC 50%, #E8EEF5 100%);
      padding: 160px 0 80px;
      overflow: hidden;
    }
    .page-hero .backdrop-img {
      position: absolute;
      inset: 0;
      background-image: url('/assets/images/backpic/back-1.webp');
      background-size: cover;
      background-position: center;
      opacity: 0.12;
      z-index: 0;
    }
    .page-hero .container { position: relative; z-index: 1; }
    .page-hero .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: var(--accent-light);
      color: var(--accent-dark);
      font-size: 13px;
      font-weight: 600;
      padding: 6px 14px;
      border-radius: 50px;
      margin-bottom: 18px;
    }
    .page-hero h1 {
      margin-bottom: 16px;
      max-width: 640px;
    }
    .page-hero .hero-sub {
      font-size: 16px;
      color: var(--text-secondary);
      max-width: 640px;
      margin-bottom: 32px;
      line-height: 1.8;
    }
    .page-hero .hero-stats {
      display: flex;
      gap: 24px;
      flex-wrap: wrap;
      margin-top: 40px;
      padding-top: 24px;
      border-top: 1px solid rgba(227, 232, 239, 0.8);
    }
    .page-hero .hero-stats .stat-item {
      text-align: left;
    }
    .page-hero .hero-stats .stat-num {
      font-size: 28px;
      font-weight: 700;
      color: var(--primary);
      font-variant-numeric: tabular-nums;
    }
    .page-hero .hero-stats .stat-label {
      font-size: 13px;
      color: var(--text-light);
      display: block;
    }

    /* ====== Sections ====== */
    .section-padding { padding: 96px 0; }
    .section-padding-sm { padding: 56px 0; }
    .section-bg-white { background: var(--white); }
    .section-header {
      text-align: center;
      max-width: 560px;
      margin: 0 auto 48px;
    }
    .section-header h2::before { margin: 0 auto 12px; }
    .section-header p { font-size: 15px; }

    /* ====== Cards ====== */
    .feature-card {
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: var(--card-radius);
      padding: 28px 24px;
      height: 100%;
      transition: all 0.3s ease;
      box-shadow: 0 2px 10px rgba(29, 39, 51, 0.03);
    }
    .feature-card:hover {
      box-shadow: var(--shadow-hover);
      transform: translateY(-4px);
      border-color: #D0D8E3;
    }
    .feature-card .card-icon {
      width: 48px;
      height: 48px;
      border-radius: 12px;
      background: var(--primary-light);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      margin-bottom: 16px;
    }
    .feature-card h3 { font-size: 17px; margin-bottom: 8px; }
    .feature-card p { font-size: 14px; margin-bottom: 0; }

    /* ====== Steps ====== */
    .steps-section { position: relative; }
    .steps-wrapper {
      display: flex;
      gap: 16px;
      position: relative;
    }
    .step-item {
      flex: 1;
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: var(--card-radius);
      padding: 32px 24px;
      position: relative;
      box-shadow: var(--shadow);
      transition: all 0.3s ease;
    }
    .step-item:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
    .step-number {
      font-size: 48px;
      font-weight: 700;
      color: var(--accent);
      line-height: 1;
      margin-bottom: 12px;
      font-variant-numeric: tabular-nums;
    }
    .step-item h3 { font-size: 17px; margin-bottom: 8px; }
    .step-item p { font-size: 14px; margin-bottom: 0; }
    .step-connector {
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--border);
      font-size: 20px;
      flex-shrink: 0;
      width: 36px;
    }
    .steps-cta {
      margin-top: 40px;
      text-align: center;
    }

    /* ====== Feature Split ====== */
    .split-section {
      background: var(--white);
    }
    .split-img-wrap {
      border-radius: 16px;
      overflow: hidden;
      box-shadow: var(--shadow-hover);
      position: relative;
      height: 100%;
      min-height: 280px;
      background: var(--primary-light);
    }
    .split-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.6s ease;
    }
    .split-img-wrap:hover img { transform: scale(1.03); }
    .split-content .split-point {
      display: flex;
      gap: 12px;
      margin-bottom: 20px;
    }
    .split-content .split-point i {
      width: 24px;
      height: 24px;
      border-radius: 50%;
      background: var(--accent);
      color: var(--text);
      font-size: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
      margin-top: 4px;
    }
    .split-content .split-point h4 { font-size: 15px; margin-bottom: 4px; }
    .split-content .split-point p { font-size: 14px; margin-bottom: 0; }

    /* ====== Checklist Panel ====== */
    .checklist-panel {
      background: var(--bg);
      border-radius: 16px;
      padding: 32px;
      border: 1px solid var(--border);
    }
    .checklist-item {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      padding: 14px 0;
      border-bottom: 1px solid var(--border);
    }
    .checklist-item:last-child { border-bottom: none; }
    .checklist-item i {
      width: 22px;
      height: 22px;
      border-radius: 50%;
      background: var(--primary);
      color: #fff;
      font-size: 11px;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
      margin-top: 4px;
    }
    .checklist-item .item-title { font-size: 15px; font-weight: 600; }
    .checklist-item .item-desc { font-size: 13px; color: var(--text-secondary); }

    /* ====== Data / Stats Band ====== */
    .stats-band {
      background: var(--primary);
      border-radius: 20px;
      padding: 40px 48px;
      color: #fff;
      position: relative;
      overflow: hidden;
    }
    .stats-band::after {
      content: "";
      position: absolute;
      width: 240px;
      height: 240px;
      border-radius: 50%;
      background: rgba(255, 255, 255, 0.06);
      top: -80px;
      right: -60px;
    }
    .stats-band h3 { color: #fff; font-size: 18px; margin-bottom: 24px; }
    .stats-band .stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      position: relative;
      z-index: 1;
    }
    .stats-band .stat {
      text-align: center;
    }
    .stats-band .stat-num {
      font-size: 32px;
      font-weight: 700;
      display: block;
      font-variant-numeric: tabular-nums;
      margin-bottom: 4px;
    }
    .stats-band .stat-label {
      font-size: 13px;
      opacity: 0.8;
    }

    /* ====== FAQ ====== */
    .faq-section { background: var(--white); }
    .faq-item {
      background: var(--bg);
      border-radius: 14px;
      margin-bottom: 12px;
      overflow: hidden;
      border: 1px solid transparent;
      transition: all 0.3s ease;
    }
    .faq-item.active {
      border-color: var(--primary);
      box-shadow: 0 4px 16px rgba(36, 90, 158, 0.08);
    }
    .faq-question {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 18px 22px;
      cursor: pointer;
      font-size: 15px;
      font-weight: 600;
      background: none;
      border: none;
      width: 100%;
      text-align: left;
      color: var(--text);
    }
    .faq-question .faq-icon {
      width: 28px;
      height: 28px;
      border-radius: 50%;
      border: 2px solid var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 14px;
      color: var(--primary);
      flex-shrink: 0;
      transition: all 0.3s;
    }
    .faq-item.active .faq-icon {
      transform: rotate(45deg);
      border-color: var(--accent);
      color: var(--accent);
    }
    .faq-answer {
      padding: 0 22px;
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.4s ease;
    }
    .faq-answer p {
      padding-bottom: 18px;
      font-size: 14px;
      margin-bottom: 0;
    }

    /* ====== CTA ====== */
    .cta-box {
      background: var(--white);
      border: 2px dashed var(--primary);
      border-radius: 24px;
      padding: 56px 48px;
      text-align: center;
    }
    .cta-box h2 { font-size: clamp(22px, 3vw, 30px); }
    .cta-box h2::before {
      margin: 0 auto 12px;
    }
    .cta-box .cta-desc {
      max-width: 400px;
      margin: 0 auto 32px;
      color: var(--text-secondary);
      font-size: 15px;
    }
    .cta-form {
      max-width: 560px;
      margin: 0 auto;
    }
    .cta-form .row { --bs-gutter-y: 16px; }
    .cta-form .form-control, .cta-form .form-select {
      border-radius: 10px;
      border: 1px solid #D6DFEA;
      padding: 12px 14px;
      font-size: 14px;
      font-family: var(--font-family);
    }
    .cta-form .form-control:focus, .cta-form .form-select:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 4px rgba(36, 90, 158, 0.12);
      outline: none;
    }
    .cta-form .btn-cta {
      width: 100%;
      padding: 14px 28px;
      font-size: 16px;
    }
    .cta-tip {
      font-size: 12px;
      color: var(--text-light);
      margin-top: 16px;
    }

    /* ====== Footer ====== */
    .site-footer {
      background: #F0F2F5;
      border-top: 1px solid var(--border);
      padding: 64px 0 0;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.6fr 1fr 1fr 1fr;
      gap: 32px;
      padding-bottom: 40px;
    }
    .footer-logo {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 18px;
      font-weight: 700;
      color: var(--text);
      margin-bottom: 12px;
    }
    .footer-logo i {
      color: var(--primary);
    }
    .footer-brand p {
      font-size: 13px;
      color: var(--text-secondary);
      line-height: 1.8;
      margin-bottom: 0;
    }
    .footer-col h4 {
      font-size: 14px;
      font-weight: 600;
      margin-bottom: 14px;
    }
    .footer-col ul {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-col ul li {
      margin-bottom: 10px;
      font-size: 13px;
      color: var(--text-secondary);
    }
    .footer-col ul li a {
      color: var(--text-secondary);
    }
    .footer-col ul li a:hover { color: var(--primary); }
    .footer-bottom {
      border-top: 1px solid var(--border);
      padding: 20px 0;
      text-align: center;
    }
    .footer-bottom p {
      font-size: 13px;
      color: var(--text-light);
      margin-bottom: 0;
    }

    /* ====== Buttons ====== */
    .btn-primary-custom {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: var(--primary);
      color: #fff;
      border: none;
      border-radius: var(--btn-radius);
      padding: 12px 28px;
      font-weight: 600;
      font-size: 15px;
      transition: all 0.3s ease;
    }
    .btn-primary-custom:hover {
      background: var(--primary-dark);
      color: #fff;
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(36, 90, 158, 0.25);
    }
    .btn-outline-custom {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: transparent;
      color: var(--primary);
      border: 1px solid var(--primary);
      border-radius: var(--btn-radius);
      padding: 12px 28px;
      font-weight: 600;
      font-size: 15px;
      transition: all 0.3s ease;
    }
    .btn-outline-custom:hover {
      background: var(--primary-light);
      color: var(--primary-dark);
      border-color: var(--primary-dark);
    }
    .btn-outline-custom:focus-visible, .btn-primary-custom:focus-visible {
      outline: 2px solid var(--primary);
      outline-offset: 2px;
    }

    /* ====== Responsive ====== */
    @media (max-width: 991px) {
      .dock-menu .dock-link span { display: none; }
      .site-dock { gap: 4px; }
      .section-padding { padding: 72px 0; }
      .footer-grid { grid-template-columns: 1fr 1fr; }
    }
    @media (max-width: 767px) {
      .site-dock-wrap { top: 12px; padding: 0 12px; }
      .site-dock { padding: 6px 12px; border-radius: 50px; }
      .dock-menu { display: none; }
      .dock-toggle { display: block; }
      .dock-logo { font-size: 14px; padding: 4px 8px; }
      .dock-logo .logo-icon { width: 26px; height: 26px; font-size: 12px; }
      .btn-cta { padding: 6px 14px; font-size: 13px; }
      .page-hero { padding: 120px 0 48px; }
      .page-hero .hero-stats { gap: 12px; }
      .page-hero .hero-stats .stat-num { font-size: 22px; }
      .section-padding { padding: 56px 0; }
      .section-header { margin-bottom: 32px; }
      .steps-wrapper { flex-direction: column; }
      .step-connector { transform: rotate(90deg); width: auto; padding: 4px 0; }
      .stats-band { padding: 32px 24px; }
      .stats-band .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
      .cta-box { padding: 40px 24px; }
      .footer-grid { grid-template-columns: 1fr; gap: 24px; }
      .footer-col { padding-top: 8px; }
    }
    @media (max-width: 520px) {
      .site-dock-wrap { padding: 0 10px; }
      .dock-logo span:not(.logo-icon) { font-size: 13px; }
      .btn-cta { padding: 6px 12px; font-size: 12px; }
      .page-hero .hero-sub { font-size: 15px; }
      .checklist-panel { padding: 20px; }
      .split-img-wrap { min-height: 200px; }
    }