/* roulang page: index */
:root{
  --brand:#4A7FBE;
  --brand-dark:#2F5A8C;
  --cta:#D98E32;
  --cta-dark:#C37A1E;
  --bg:#F5F7FA;
  --bg-soft:#EAF0F6;
  --surface:#FFFFFF;
  --text:#222A33;
  --text-muted:#5A6B7B;
  --text-weak:#8A99A8;
  --border:#E3E8EF;
  --success:#3E9B6D;
  --danger:#C0564E;
  --radius-card:12px;
  --radius-btn:8px;
  --shadow-card:0 2px 12px rgba(33,58,90,.08);
  --shadow-hover:0 8px 28px rgba(33,58,90,.14);
  --transition:.25s ease;
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-num:Inter,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-cn);
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
  font-size:1rem;
  -webkit-font-smoothing:antialiased;
  padding-bottom:72px;
}
a{color:var(--brand);text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--brand-dark)}
img{max-width:100%;height:auto;display:block;border-radius:8px}
ul,ol{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
:focus-visible{outline:3px solid rgba(74,127,190,.35);outline-offset:2px;border-radius:4px}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:12px 32px;border-radius:var(--radius-btn);
  font-size:1rem;font-weight:600;line-height:1.4;border:0;
  cursor:pointer;transition:var(--transition);min-height:44px;
  font-family:var(--font-cn);
}
.btn-primary-custom{background:var(--cta);color:#fff;box-shadow:0 4px 14px rgba(217,142,50,.24)}
.btn-primary-custom:hover{background:var(--cta-dark);color:#fff;transform:translateY(-2px);box-shadow:0 6px 20px rgba(195,122,30,.3)}
.btn-primary-custom:active{transform:translateY(0)}
.btn-outline-custom{background:transparent;color:var(--brand);border:1.5px solid var(--brand)}
.btn-outline-custom:hover{background:rgba(74,127,190,.1);color:var(--brand-dark)}
.btn-outline-custom:active{background:rgba(74,127,190,.18)}
@media(max-width:576px){
  .btn{width:100%;padding:12px 20px}
}

/* ===== 导航 ===== */
.site-header{
  position:sticky;top:0;z-index:1030;
  border-bottom:1px solid var(--border);
  background:var(--surface);
}
.brand-bar{background:#fff;height:60px;display:flex;align-items:center}
.brand-bar .container{display:flex;align-items:center;justify-content:space-between}
.brand-logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  background:var(--brand);color:#fff;font-family:var(--font-num);
  font-weight:700;font-size:1.25rem;width:40px;height:40px;
  display:flex;align-items:center;justify-content:center;
  border-radius:10px;letter-spacing:0;
}
.brand-text{font-size:1.15rem;font-weight:700;color:var(--text);letter-spacing:.5px}
.brand-text:hover{color:var(--brand)}
.brand-tools{display:flex;gap:6px;align-items:center}
.tool-link{
  width:40px;height:40px;display:flex;align-items:center;justify-content:center;
  border-radius:8px;color:var(--text-muted);font-size:1rem;transition:var(--transition);
}
.tool-link:hover{background:var(--bg-soft);color:var(--brand)}
.channel-bar{background:var(--bg-soft);height:44px;display:flex;align-items:center}
.channel-scroll{display:flex;gap:8px;align-items:center;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.channel-scroll::-webkit-scrollbar{display:none}
.channel-link{
  flex-shrink:0;display:inline-flex;align-items:center;
  padding:6px 20px;border-radius:999px;
  font-size:.875rem;font-weight:500;color:var(--text-muted);
  transition:var(--transition);white-space:nowrap;
  background:transparent;border:0;cursor:pointer;height:32px;
}
.channel-link:hover{background:rgba(255,255,255,.6);color:var(--brand)}
.channel-link.active{background:#fff;color:var(--brand);font-weight:600;box-shadow:0 2px 8px rgba(33,58,90,.1)}
@media(max-width:768px){
  .brand-text{font-size:1rem}
  .channel-scroll{padding:0 12px}
}

/* ===== Hero ===== */
.hero-section{
  background:var(--bg);
  background-image:url('/assets/images/backpic/back-1.png');
  background-position:center;
  background-size:cover;
  background-blend-mode:lighten;
  position:relative;
  padding:88px 0 88px;
  border-bottom:1px solid var(--border);
}
.hero-section::before{
  content:'';position:absolute;inset:0;
  background:rgba(245,247,250,.88);
  z-index:0;
}
.hero-section .container{position:relative;z-index:1}
.hero-title{
  font-size:clamp(2rem,4vw,3rem);
  font-weight:700;
  line-height:1.25;
  color:var(--text);
  letter-spacing:.5px;
  margin-bottom:20px;
}
.hero-title .brand-underline{
  color:var(--brand);
  position:relative;
  white-space:nowrap;
}
.hero-sub{
  font-size:1.125rem;
  color:var(--text-muted);
  line-height:1.7;
  max-width:600px;
  margin-bottom:32px;
}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.hero-visual img{
  border-radius:12px;
  box-shadow:0 12px 32px rgba(33,58,90,.14);
  width:100%;height:auto;
}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--border);
  padding:8px 16px;border-radius:999px;
  font-size:.875rem;color:var(--text-muted);
  margin-bottom:24px;box-shadow:0 2px 8px rgba(33,58,90,.06);
}
.hero-badge i{color:var(--cta)}
@media(max-width:991px){
  .hero-section{padding:56px 0}
  .hero-visual{margin-top:40px}
}
@media(max-width:576px){
  .hero-section{padding:40px 0}
  .hero-title{font-size:1.75rem}
  .hero-sub{font-size:1rem}
}

/* ===== 信任指标条 ===== */
.stats-bar{
  background:#fff;
  border-bottom:1px solid var(--border);
  padding:40px 0;
}
.stat-item{text-align:center;padding:16px 12px}
.stat-icon{
  font-size:1.75rem;color:var(--brand);
  margin-bottom:8px;
}
.stat-num{
  font-family:var(--font-num);
  font-size:2rem;font-weight:700;color:var(--text);
  line-height:1.2;
}
.stat-num span{font-size:1rem;color:var(--text-muted);font-weight:500}
.stat-label{font-size:.875rem;color:var(--text-muted);margin-top:4px}
@media(max-width:576px){
  .stat-num{font-size:1.5rem}
  .stat-item{padding:12px 4px}
}

/* ===== 卖点 ===== */
.features-section{padding:80px 0;background:var(--bg)}
.section-header{margin-bottom:48px}
.section-eyebrow{
  display:inline-block;background:var(--bg-soft);color:var(--brand);
  font-size:.8125rem;font-weight:600;padding:6px 16px;border-radius:999px;
  margin-bottom:12px;letter-spacing:1px;
}
.section-title{
  font-size:clamp(1.5rem,3vw,2rem);
  font-weight:700;color:var(--text);
  line-height:1.3;
}
.section-sub{color:var(--text-muted);font-size:1rem;margin-top:12px;max-width:640px}
.feature-grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:24px;
}
.feature-card-main{
  grid-column:span 7;
  background:var(--surface);
  border-radius:var(--radius-card);
  padding:40px;
  box-shadow:var(--shadow-card);
  transition:var(--transition);
  position:relative;
  overflow:hidden;
}
.feature-card-main::after{
  content:'';position:absolute;right:-40px;bottom:-40px;
  width:180px;height:180px;border-radius:50%;
  background:rgba(74,127,190,.06);
}
.feature-card{
  grid-column:span 5;
  background:var(--surface);
  border-radius:var(--radius-card);
  padding:32px;
  box-shadow:var(--shadow-card);
  transition:var(--transition);
}
.feature-card-main:hover,.feature-card:hover{
  box-shadow:var(--shadow-hover);
  transform:translateY(-4px);
}
.feature-icon{
  width:56px;height:56px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  font-size:1.4rem;margin-bottom:20px;
}
.feature-card-main .feature-icon{background:rgba(74,127,190,.12);color:var(--brand)}
.feature-card:nth-child(2) .feature-icon{background:rgba(217,142,50,.14);color:var(--cta)}
.feature-card:nth-child(3) .feature-icon{background:rgba(62,155,109,.12);color:var(--success)}
.feature-title{font-size:1.125rem;font-weight:600;margin-bottom:12px}
.feature-card-main .feature-title{font-size:1.375rem}
.feature-desc{color:var(--text-muted);font-size:.9375rem;line-height:1.7}
.feature-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:.875rem;font-weight:600;margin-top:16px;color:var(--brand);
}
.feature-link:hover{color:var(--brand-dark);gap:10px}
@media(max-width:991px){
  .feature-card-main,.feature-card{grid-column:span 6}
}
@media(max-width:768px){
  .features-section{padding:48px 0}
  .feature-card-main,.feature-card{grid-column:span 12;padding:28px}
}
@media(max-width:576px){
  .feature-card-main,.feature-card{padding:24px}
}

/* ===== 场景演示 ===== */
.scenario-section{padding:80px 0;background:#fff;border-top:1px solid var(--border)}
.scenario-row{
  display:flex;align-items:center;gap:48px;
  margin-bottom:64px;
}
.scenario-row:last-child{margin-bottom:0}
.scenario-image{flex:0 0 50%}
.scenario-image img{
  border-radius:12px;box-shadow:0 8px 24px rgba(33,58,90,.12);
  width:100%;height:auto;
}
.scenario-body{flex:1}
.scenario-label{
  font-size:.875rem;font-weight:600;color:var(--cta);
  text-transform:uppercase;letter-spacing:1px;margin-bottom:8px;
}
.scenario-title{
  font-size:1.5rem;font-weight:600;line-height:1.35;
  padding-left:16px;border-left:4px solid var(--brand);
  border-radius:2px;margin-bottom:16px;
}
.scenario-text{
  color:var(--text-muted);font-size:1rem;line-height:1.7;
  max-width:540px;
}
.scenario-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:20px}
.scenario-tag{
  background:var(--bg-soft);color:var(--text-muted);
  font-size:.8125rem;padding:6px 14px;border-radius:999px;
  transition:var(--transition);
}
.scenario-tag:hover{background:rgba(74,127,190,.12);color:var(--brand)}
@media(max-width:991px){
  .scenario-row{flex-direction:column;gap:24px;margin-bottom:48px}
  .scenario-row:nth-child(even){flex-direction:column}
  .scenario-image{flex:0 0 100%;width:100%}
  .scenario-body{width:100%}
}
@media(max-width:576px){
  .scenario-section{padding:48px 0}
  .scenario-title{font-size:1.25rem}
}

/* ===== 社会认同 ===== */
.testimonial-section{padding:80px 0;background:var(--bg)}
.testimonial-card{
  background:var(--surface);
  border-radius:var(--radius-card);
  padding:32px;
  box-shadow:var(--shadow-card);
  height:100%;
  display:flex;flex-direction:column;
  transition:var(--transition);
  position:relative;
}
.testimonial-card:hover{box-shadow:var(--shadow-hover)}
.testimonial-card:first-child{
  border-top:3px solid var(--cta);
}
.testimonial-stars{display:flex;gap:4px;margin-bottom:16px;color:var(--cta);font-size:.875rem}
.testimonial-text{
  font-size:.9375rem;color:var(--text-muted);line-height:1.7;
  flex:1;margin-bottom:24px;
}
.testimonial-person{display:flex;align-items:center;gap:12px;border-top:1px solid var(--border);padding-top:16px}
.testimonial-avatar{
  width:48px;height:48px;border-radius:50%;
  background:var(--bg-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;
  font-size:1rem;font-weight:600;flex-shrink:0;
}
.testimonial-name{font-size:.875rem;font-weight:600;color:var(--text)}
.testimonial-role{font-size:.8125rem;color:var(--text-weak)}
@media(max-width:991px){
  .testimonial-section{padding:48px 0}
}

/* ===== 最新信息 ===== */
.news-section{padding:80px 0;background:#fff}
.news-card{
  display:flex;gap:20px;
  background:var(--surface);
  border-radius:var(--radius-card);
  padding:16px;
  box-shadow:var(--shadow-card);
  transition:var(--transition);
  height:100%;
  border:1px solid transparent;
}
.news-card:hover{
  box-shadow:var(--shadow-hover);
  transform:translateY(-2px);
  border-color:rgba(74,127,190,.2);
}
.news-thumb{
  flex:0 0 120px;width:120px;height:84px;
  overflow:hidden;border-radius:8px;
}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.news-body{flex:1;min-width:0}
.news-meta{display:flex;align-items:center;gap:12px;margin-bottom:6px}
.tag-pill{
  background:rgba(217,142,50,.14);color:var(--cta-dark);
  font-size:.75rem;font-weight:600;
  padding:4px 12px;border-radius:999px;display:inline-block;
}
.news-time{font-size:.8125rem;color:var(--text-weak)}
.news-title{
  font-size:1rem;font-weight:600;line-height:1.4;
  margin-bottom:6px;
}
.news-title a{color:var(--text);transition:var(--transition)}
.news-title a:hover{color:var(--brand)}
.news-desc{
  font-size:.875rem;color:var(--text-muted);line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
  overflow:hidden;
}
.news-empty{
  grid-column:1/-1;background:var(--bg);
  border:1px dashed var(--border);
  border-radius:var(--radius-card);
  padding:48px 24px;text-align:center;color:var(--text-muted);
  font-size:.9375rem;
}
@media(max-width:768px){
  .news-section{padding:48px 0}
  .news-card{flex-direction:column}
  .news-thumb{flex:0 0 auto;width:100%;height:160px}
}
@media(max-width:576px){
  .news-thumb{height:120px}
}

/* ===== FAQ ===== */
.faq-section{padding:80px 0;background:var(--bg)}
.faq-wrapper{
  max-width:820px;margin:0 auto;
}
.faq-item{
  background:var(--surface);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  margin-bottom:16px;
  overflow:hidden;
  border:1px solid transparent;
  transition:var(--transition);
}
.faq-item:hover{box-shadow:var(--shadow-hover)}
.faq-item.open{border-color:rgba(74,127,190,.2)}
.faq-btn{
  width:100%;background:transparent;border:0;
  padding:24px 28px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  cursor:pointer;text-align:left;font-family:var(--font-cn);transition:var(--transition);
}
.faq-btn:hover{background:rgba(74,127,190,.03)}
.faq-btn-text{font-size:1rem;font-weight:600;color:var(--text);line-height:1.5}
.faq-item.open .faq-btn-text{color:var(--brand)}
.faq-icon{
  width:28px;height:28px;border-radius:50%;
  border:1.5px solid var(--border);color:var(--text-muted);
  display:flex;align-items:center;justify-content:center;
  font-size:.8125rem;flex-shrink:0;
  transition:transform var(--transition),background var(--transition),color var(--transition),border-color var(--transition);
}
.faq-item.open .faq-icon{
  transform:rotate(45deg);
  background:var(--brand);border-color:var(--brand);color:#fff;font-size:1rem;
}
.faq-body{
  padding:0 28px;max-height:0;overflow:hidden;
  transition:max-height .3s ease;
}
.faq-content{
  padding-bottom:24px;color:var(--text-muted);
  font-size:.9375rem;line-height:1.7;
}
@media(max-width:576px){
  .faq-section{padding:48px 0}
  .faq-btn{padding:20px}
  .faq-body{padding:0 20px}
}

/* ===== CTA ===== */
.cta-section{
  background:var(--brand-dark);
  position:relative;
  overflow:hidden;
  padding:72px 0;
}
.cta-section::before{
  content:'';position:absolute;inset:0;
  background:url('/assets/images/coverpic/cover-3.png') center/cover no-repeat;
  opacity:.08;filter:grayscale(.3);
}
.cta-wrapper{position:relative;z-index:1;text-align:center;max-width:700px;margin:0 auto}
.cta-title{color:#fff;font-size:clamp(1.5rem,3vw,2.125rem);font-weight:700;line-height:1.3;margin-bottom:16px}
.cta-sub{color:rgba(255,255,255,.8);font-size:1rem;margin-bottom:32px}
.cta-section .btn-primary-custom{background:var(--cta);color:#fff}
.cta-section .btn-primary-custom:hover{background:var(--cta-dark)}
.cta-note{color:rgba(255,255,255,.6);font-size:.8125rem;margin-top:16px}
@media(max-width:576px){
  .cta-section{padding:48px 0}
}

/* ===== 页脚 ===== */
.site-footer{
  background:#1E2A38;
  color:rgba(255,255,255,.7);
  padding:64px 0 0;
}
.footer-brand-col{max-width:360px;margin-bottom:32px}
.footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-logo-mark{
  background:var(--brand);color:#fff;
  font-family:var(--font-num);font-weight:700;font-size:1.125rem;
  width:40px;height:40px;display:flex;align-items:center;justify-content:center;
  border-radius:10px;
}
.footer-logo-text{color:#fff;font-size:1.1rem;font-weight:700}
.footer-desc{font-size:.875rem;line-height:1.7;color:rgba(255,255,255,.65);margin-bottom:16px}
.footer-title{color:#fff;font-size:.9375rem;font-weight:600;margin-bottom:16px;position:relative;padding-bottom:8px}
.footer-title::after{
  content:'';position:absolute;left:0;bottom:0;
  width:24px;height:2px;background:var(--cta);border-radius:2px;
}
.footer-links li{margin-bottom:8px}
.footer-links a{
  color:rgba(255,255,255,.65);font-size:.875rem;
  transition:color var(--transition);
}
.footer-links a:hover{color:var(--cta)}
.footer-contact{font-size:.875rem;color:rgba(255,255,255,.65)}
.footer-contact li{margin-bottom:8px;display:flex;align-items:center;gap:10px}
.footer-contact i{color:var(--cta);width:16px;text-align:center;font-size:.875rem}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:24px 0 32px;margin-top:48px;
  text-align:center;font-size:.8125rem;color:rgba(255,255,255,.5);
}
.footer-bottom .brand-word{
  color:rgba(255,255,255,.8);font-weight:600;
}
@media(max-width:768px){
  .site-footer{padding-top:40px}
  .footer-bottom{margin-top:32px}
}

/* ===== 底部转化条 ===== */
.sticky-convert-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:1050;
  height:72px;background:rgba(255,255,255,.96);
  border-top:1px solid var(--border);
  box-shadow:0 -4px 12px rgba(0,0,0,.06);
  display:flex;align-items:center;
  transition:transform .3s ease,opacity .3s ease;
}
.sticky-convert-bar.is-hidden{transform:translateY(100%);opacity:0}
.convert-inner{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  max-width:1200px;width:100%;margin:0 auto;padding:0 24px;
}
.convert-info{display:flex;align-items:center;gap:12px;min-width:0}
.convert-dot{
  width:8px;height:8px;border-radius:50%;background:var(--success);
  flex-shrink:0;animation:pulse 2s infinite;
}
@keyframes pulse{
  0%,100%{opacity:1;box-shadow:0 0 0 0 rgba(62,155,109,.4)}
  50%{opacity:.7;box-shadow:0 0 0 4px rgba(62,155,109,.1)}
}
.convert-label{font-size:.8125rem;color:var(--text-weak);display:block;line-height:1.3}
.convert-strong{font-size:.9375rem;font-weight:600;color:var(--text);display:block;line-height:1.3}
.convert-btn{flex-shrink:0;padding:10px 24px;font-size:.875rem;min-height:40px}
@media(max-width:576px){
  .sticky-convert-bar{height:56px}
  .convert-label{display:none}
  .convert-strong{font-size:.8125rem}
  .convert-btn{padding:8px 16px;font-size:.8125rem}
  .convert-inner{padding:0 12px}
}

/* ===== 通用间距与工具 ===== */
.py-section{padding:80px 0}
.section-divider{border-top:1px solid var(--border)}
@media(max-width:768px){
  .py-section{padding:48px 0}
}

/* ===== 响应式微调 ===== */
@media(max-width:1024px){
  .feature-card-main{grid-column:span 7}
  .feature-card{grid-column:span 5}
}
@media(max-width:768px){
  .hero-actions .btn{width:auto;min-width:160px}
}
@media(max-width:576px){
  .hero-actions .btn{width:100%}
  .brand-mark{width:34px;height:34px;font-size:1rem}
  .brand-text{font-size:.9375rem}
  .stat-num{font-size:1.375rem}
}

/* roulang page: category1 */
:root {
            --primary: #4A7FBE;
            --primary-dark: #2F5A8C;
            --primary-light: #EAF0F6;
            --accent: #D98E32;
            --accent-dark: #C37A1E;
            --bg: #F5F7FA;
            --white: #FFFFFF;
            --text: #222A33;
            --text-secondary: #5A6B7B;
            --text-muted: #8A99A8;
            --border: #E3E8EF;
            --success: #3E9B6D;
            --danger: #C0564E;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-pill: 999px;
            --shadow-card: 0 2px 12px rgba(33, 58, 90, 0.08);
            --shadow-card-hover: 0 8px 28px rgba(33, 58, 90, 0.14);
            --shadow-float: 0 -4px 12px rgba(0, 0, 0, 0.06);
            --transition: 0.25s ease;
            --section-gap: 80px;
            --section-gap-mobile: 48px;
            --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", sans-serif;
            --font-num: "Inter", "Segoe UI", Arial, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-main);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }

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

        ul,
        ol {
            padding-left: 1.2rem;
        }

        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }

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

        .bg-white {
            background: var(--white);
        }

        .bg-light-blue {
            background: var(--primary-light);
        }

        .bg-main {
            background: var(--bg);
        }

        .section-title-wrap {
            margin-bottom: 40px;
        }

        .section-title-wrap .section-tag {
            display: inline-block;
            background: rgba(217, 142, 50, 0.12);
            color: var(--accent-dark);
            font-size: 0.875rem;
            font-weight: 600;
            padding: 4px 16px;
            border-radius: var(--radius-pill);
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .section-title-wrap .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            line-height: 1.35;
            color: var(--text);
            margin-bottom: 12px;
        }

        .section-title-wrap .section-desc {
            color: var(--text-secondary);
            font-size: 1rem;
            max-width: 720px;
            margin-bottom: 0;
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            box-shadow: 0 1px 0 var(--border);
        }

        .brand-bar {
            background: var(--white);
            height: 60px;
            display: flex;
            align-items: center;
        }

        .brand-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            color: var(--text);
        }

        .brand-logo:hover {
            color: var(--text);
        }

        .brand-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--primary);
            color: var(--white);
            font-family: var(--font-num);
            font-weight: 700;
            font-size: 16px;
            border-radius: 10px;
            letter-spacing: -1px;
        }

        .brand-text {
            font-size: 1.0625rem;
            font-weight: 700;
            letter-spacing: 0.5px;
        }

        .brand-tools {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .tool-link {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            color: var(--text-secondary);
            font-size: 0.9375rem;
            transition: background var(--transition), color var(--transition);
        }

        .tool-link:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

        .channel-bar {
            background: var(--primary-light);
            border-bottom: 1px solid var(--border);
            min-height: 44px;
        }

        .channel-scroll {
            display: flex;
            align-items: center;
            gap: 6px;
            overflow-x: auto;
            scrollbar-width: none;
            min-height: 44px;
            padding-top: 4px;
            padding-bottom: 4px;
        }

        .channel-scroll::-webkit-scrollbar {
            display: none;
        }

        .channel-link {
            flex-shrink: 0;
            display: inline-flex;
            align-items: center;
            padding: 6px 20px;
            border-radius: var(--radius-pill);
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--text-secondary);
            background: transparent;
            border: none;
            transition: background var(--transition), color var(--transition), box-shadow var(--transition);
            line-height: 1.5;
        }

        .channel-link:hover {
            background: rgba(255, 255, 255, 0.65);
            color: var(--primary-dark);
        }

        .channel-link.active {
            background: var(--white);
            color: var(--primary);
            font-weight: 600;
            box-shadow: 0 2px 8px rgba(33, 58, 90, 0.10);
        }

        /* ===== Page Hero ===== */
        .category-hero {
            background: linear-gradient(135deg, var(--primary-light) 0%, #f0f4f9 100%);
            padding: 64px 0 56px;
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: 0.08;
            pointer-events: none;
        }

        .category-hero .container {
            position: relative;
            z-index: 2;
        }

        .category-hero .hero-breadcrumb {
            font-size: 0.875rem;
            color: var(--text-secondary);
            margin-bottom: 16px;
        }

        .category-hero .hero-breadcrumb a {
            color: var(--text-secondary);
        }

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

        .category-hero .hero-breadcrumb .sep {
            margin: 0 8px;
            color: var(--text-muted);
        }

        .category-hero .hero-breadcrumb .cur {
            color: var(--primary);
            font-weight: 500;
        }

        .category-hero h1 {
            font-size: 2.25rem;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 18px;
            color: var(--text);
            letter-spacing: 0.5px;
        }

        .category-hero .hero-desc {
            font-size: 1.0625rem;
            color: var(--text-secondary);
            max-width: 780px;
            margin-bottom: 28px;
            line-height: 1.8;
        }

        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-brand {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 32px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 0.9375rem;
            line-height: 1.5;
            border: none;
            min-height: 44px;
            transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
            text-decoration: none;
        }

        .btn-brand:hover {
            text-decoration: none;
            transform: translateY(-2px);
        }

        .btn-brand:active {
            transform: translateY(0);
        }

        .btn-primary-custom {
            background: var(--accent);
            color: var(--white);
        }

        .btn-primary-custom:hover {
            background: var(--accent-dark);
            color: var(--white);
            box-shadow: 0 6px 20px rgba(217, 142, 50, 0.35);
        }

        .btn-outline-custom {
            background: transparent;
            border: 1.5px solid var(--primary);
            color: var(--primary);
        }

        .btn-outline-custom:hover {
            background: rgba(74, 127, 190, 0.1);
            color: var(--primary-dark);
            box-shadow: 0 4px 14px rgba(74, 127, 190, 0.15);
        }

        /* ===== Quick Stats ===== */
        .stats-strip {
            background: var(--white);
            border-bottom: 1px solid var(--border);
            padding: 36px 0;
        }

        .stats-strip .stat-item {
            text-align: center;
            padding: 8px 12px;
        }

        .stat-item .stat-icon {
            font-size: 1.5rem;
            color: var(--primary);
            margin-bottom: 8px;
        }

        .stat-item .stat-num {
            font-family: var(--font-num);
            font-size: 2rem;
            font-weight: 700;
            color: var(--text);
            line-height: 1.2;
        }

        .stat-item .stat-num small {
            font-size: 1rem;
            color: var(--text-secondary);
        }

        .stat-item .stat-label {
            font-size: 0.875rem;
            color: var(--text-secondary);
            margin-top: 4px;
        }

        /* ===== Feature Section ===== */
        .feature-showcase {
            padding: var(--section-gap) 0;
        }

        .feature-showcase.bg-white {
            background: var(--white);
        }

        .feature-card-main {
            background: var(--primary-light);
            border-radius: var(--radius-card);
            padding: 36px;
            height: 100%;
            position: relative;
            overflow: hidden;
            transition: box-shadow var(--transition);
            margin-bottom: 24px;
        }

        .feature-card-main:hover {
            box-shadow: var(--shadow-card-hover);
        }

        .feature-card-main .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: 14px;
            background: var(--primary);
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.375rem;
            margin-bottom: 20px;
        }

        .feature-card-main h3 {
            font-size: 1.375rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text);
        }

        .feature-card-main p {
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 0;
            font-size: 0.9375rem;
        }

        .feature-card-side {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 30px;
            height: 100%;
            transition: box-shadow var(--transition), transform var(--transition);
            margin-bottom: 24px;
        }

        .feature-card-side:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }

        .feature-card-side .side-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: rgba(74, 127, 190, 0.1);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.125rem;
            margin-bottom: 16px;
        }

        .feature-card-side h4 {
            font-size: 1.0625rem;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text);
        }

        .feature-card-side p {
            color: var(--text-secondary);
            font-size: 0.875rem;
            line-height: 1.7;
            margin-bottom: 0;
        }

        .feature-badge {
            display: inline-block;
            background: rgba(217, 142, 50, 0.12);
            color: var(--accent-dark);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: var(--radius-pill);
            margin-bottom: 12px;
        }

        /* ===== scenario Section ===== */
        .scenario-section {
            padding: var(--section-gap) 0;
        }

        .scenario-block {
            margin-bottom: 64px;
        }

        .scenario-block:last-child {
            margin-bottom: 0;
        }

        .scenario-block .scenario-img {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .scenario-block .scenario-img img {
            width: 100%;
            object-fit: cover;
            aspect-ratio: 3/2;
            display: block;
        }

        .scenario-block .scenario-content {
            padding: 20px 0;
        }

        .scenario-block .scenario-tag {
            display: inline-block;
            background: rgba(74, 127, 190, 0.1);
            color: var(--primary);
            font-size: 0.8125rem;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: var(--radius-pill);
            margin-bottom: 14px;
        }

        .scenario-block .scenario-title {
            font-size: 1.375rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text);
            line-height: 1.4;
            border-left: 4px solid var(--primary);
            border-radius: 2px;
            padding-left: 16px;
        }

        .scenario-block .scenario-desc {
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 16px;
            font-size: 0.9375rem;
        }

        .scenario-block .scenario-points {
            list-style: none;
            padding: 0;
            margin-bottom: 20px;
        }

        .scenario-block .scenario-points li {
            padding: 6px 0;
            color: var(--text-secondary);
            font-size: 0.9375rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .scenario-block .scenario-points li i {
            color: var(--success);
            font-size: 0.875rem;
        }

        .scenario-link {
            font-weight: 600;
            font-size: 0.9375rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .scenario-link i {
            transition: transform var(--transition);
        }

        .scenario-link:hover i {
            transform: translateX(4px);
        }

        /* ===== Flow Timeline ===== */
        .flow-section {
            background: var(--white);
            padding: var(--section-gap) 0;
        }

        .flow-steps {
            counter-reset: step;
            position: relative;
        }

        .flow-steps::before {
            content: '';
            position: absolute;
            left: 55px;
            top: 20px;
            bottom: 20px;
            width: 2px;
            background: var(--border);
        }

        .flow-item {
            position: relative;
            padding: 0 0 36px 110px;
            counter-increment: step;
        }

        .flow-item:last-child {
            padding-bottom: 0;
        }

        .flow-item .flow-num {
            position: absolute;
            left: 16px;
            top: 0;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--white);
            font-family: var(--font-num);
            font-weight: 700;
            font-size: 1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 1;
            box-shadow: 0 0 0 4px var(--primary-light);
        }

        .flow-item:nth-child(even) .flow-num {
            background: var(--accent);
            box-shadow: 0 0 0 4px rgba(217, 142, 50, 0.15);
        }

        .flow-item .flow-content {
            background: var(--bg);
            border-radius: var(--radius-card);
            padding: 24px 28px;
            transition: box-shadow var(--transition);
        }

        .flow-item .flow-content:hover {
            box-shadow: var(--shadow-card-hover);
        }

        .flow-item .flow-content h4 {
            font-size: 1.0625rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text);
        }

        .flow-item .flow-content p {
            color: var(--text-secondary);
            font-size: 0.875rem;
            margin-bottom: 0;
            line-height: 1.7;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: var(--section-gap) 0;
        }

        .faq-section.bg-light-blue {
            background: var(--primary-light);
        }

        .faq-list {
            max-width: 860px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--white);
            border-radius: var(--radius-card);
            margin-bottom: 16px;
            box-shadow: var(--shadow-card);
            overflow: hidden;
        }

        .faq-item:last-child {
            margin-bottom: 0;
        }

        .faq-item .faq-btn {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 22px 28px;
            background: none;
            border: none;
            font-family: var(--font-main);
            font-size: 1rem;
            font-weight: 600;
            color: var(--text);
            text-align: left;
            cursor: pointer;
            transition: color var(--transition);
        }

        .faq-item .faq-btn:hover {
            color: var(--primary);
        }

        .faq-item .faq-btn .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 2px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            color: var(--text-muted);
            transition: transform var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
        }

        .faq-item .faq-btn[aria-expanded="true"] {
            color: var(--primary);
        }

        .faq-item .faq-btn[aria-expanded="true"] .faq-icon {
            transform: rotate(45deg);
            background: var(--primary);
            border-color: var(--primary);
            color: var(--white);
        }

        .faq-item .faq-answer {
            padding: 0 28px 22px;
            color: var(--text-secondary);
            font-size: 0.9375rem;
            line-height: 1.8;
        }

        /* ===== CTA Banner ===== */
        .cta-banner {
            background: var(--primary-dark);
            color: var(--white);
            padding: 72px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-banner::after {
            content: '';
            position: absolute;
            bottom: -40px;
            right: -20px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
        }

        .cta-banner .cta-title {
            font-size: 1.625rem;
            font-weight: 700;
            margin-bottom: 12px;
            position: relative;
            z-index: 2;
        }

        .cta-banner .cta-sub {
            color: rgba(255, 255, 255, 0.7);
            font-size: 1rem;
            margin-bottom: 28px;
            position: relative;
            z-index: 2;
        }

        .cta-banner .btn-brand {
            position: relative;
            z-index: 2;
        }

        /* ===== Extend Cards ===== */
        .extend-section {
            background: var(--bg);
            padding: var(--section-gap) 0;
        }

        .extend-card {
            background: var(--white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: box-shadow var(--transition), transform var(--transition);
            display: block;
            color: var(--text);
            height: 100%;
        }

        .extend-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            color: var(--text);
        }

        .extend-card .extend-img {
            aspect-ratio: 16/10;
            overflow: hidden;
        }

        .extend-card .extend-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .extend-card:hover .extend-img img {
            transform: scale(1.04);
        }

        .extend-card .extend-body {
            padding: 24px;
        }

        .extend-card .extend-tag {
            display: inline-block;
            background: rgba(217, 142, 50, 0.12);
            color: var(--accent-dark);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: var(--radius-pill);
            margin-bottom: 12px;
        }

        .extend-card .extend-title {
            font-size: 1.125rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text);
        }

        .extend-card .extend-desc {
            font-size: 0.875rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .extend-card .extend-arrow {
            margin-top: 14px;
            font-size: 0.875rem;
            color: var(--primary);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .extend-card .extend-arrow i {
            transition: transform var(--transition);
        }

        .extend-card:hover .extend-arrow i {
            transform: translateX(4px);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #1E2A38;
            color: rgba(255, 255, 255, 0.7);
            padding-top: 64px;
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }

        .footer-logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--primary);
            color: var(--white);
            font-family: var(--font-num);
            font-weight: 700;
            font-size: 16px;
            border-radius: 10px;
        }

        .footer-logo-text {
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--white);
        }

        .footer-desc {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.8;
            margin-bottom: 0;
        }

        .footer-title {
            font-size: 0.9375rem;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 16px;
            position: relative;
            padding-bottom: 8px;
        }

        .footer-title::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 24px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

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

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.875rem;
            transition: color var(--transition), padding-left var(--transition);
        }

        .footer-links a:hover {
            color: var(--accent);
            padding-left: 4px;
        }

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

        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-contact li i {
            color: var(--accent);
            width: 16px;
            text-align: center;
        }

        .footer-bottom {
            margin-top: 48px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            text-align: center;
        }

        .footer-bottom .container {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            flex-wrap: wrap;
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.4);
        }

        .footer-bottom .brand-word {
            color: rgba(255, 255, 255, 0.75);
            font-weight: 600;
        }

        /* ===== Floating Bar ===== */
        .float-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 1040;
            background: var(--white);
            box-shadow: var(--shadow-float);
            border-top: 1px solid var(--border);
            padding: 10px 0;
            transition: opacity 0.3s ease, transform 0.3s ease;
        }

        .float-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            min-height: 52px;
        }

        .float-bar .float-text {
            display: flex;
            align-items: center;
            gap: 12px;
            min-width: 0;
        }

        .float-bar .float-sub {
            font-size: 0.8125rem;
            color: var(--text-secondary);
            white-space: nowrap;
        }

        .float-bar .float-main {
            font-size: 0.9375rem;
            font-weight: 600;
            color: var(--text);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .float-bar .btn-brand {
            padding: 10px 28px;
            font-size: 0.875rem;
            flex-shrink: 0;
        }

        body.has-float-bar {
            padding-bottom: 72px;
        }

        /* ===== Responsive ===== */
        @media (max-width: 991.98px) {
            .category-hero {
                padding: 48px 0 40px;
            }

            .category-hero h1 {
                font-size: 1.875rem;
            }

            .section-gap {
                padding: 56px 0;
            }

            .flow-steps::before {
                left: 35px;
            }

            .flow-item {
                padding-left: 90px;
            }

            .flow-item .flow-num {
                left: 0;
                width: 42px;
                height: 42px;
                font-size: 0.875rem;
            }
        }

        @media (max-width: 767.98px) {
            .brand-bar {
                height: 56px;
            }

            .brand-text {
                font-size: 1rem;
            }

            .brand-mark {
                width: 32px;
                height: 32px;
                font-size: 14px;
            }

            .tool-link {
                width: 34px;
                height: 34px;
            }

            .channel-link {
                padding: 6px 14px;
                font-size: 0.8125rem;
            }

            .category-hero {
                padding: 36px 0 32px;
            }

            .category-hero h1 {
                font-size: 1.5rem;
                line-height: 1.35;
            }

            .category-hero .hero-desc {
                font-size: 1rem;
                line-height: 1.7;
            }

            .hero-actions {
                flex-direction: column;
                gap: 10px;
            }

            .hero-actions .btn-brand {
                width: 100%;
                justify-content: center;
            }

            .stats-strip {
                padding: 24px 0;
            }

            .stat-item .stat-num {
                font-size: 1.5rem;
            }

            .stat-item .stat-label {
                font-size: 0.8125rem;
            }

            .feature-card-main,
            .feature-card-side {
                padding: 24px 20px;
            }

            .scenario-block {
                margin-bottom: 40px;
            }

            .scenario-block .scenario-content {
                padding-top: 16px;
            }

            .section-gap {
                padding: 48px 0;
            }

            .section-title-wrap .section-title {
                font-size: 1.375rem;
            }

            .flow-item {
                padding-left: 70px;
                padding-bottom: 24px;
            }

            .flow-item .flow-num {
                left: 0;
                width: 36px;
                height: 36px;
                font-size: 0.8125rem;
            }

            .flow-steps::before {
                left: 30px;
            }

            .flow-item .flow-content {
                padding: 20px;
            }

            .cta-banner {
                padding: 48px 0;
            }

            .cta-banner .cta-title {
                font-size: 1.25rem;
            }

            .float-bar .float-sub {
                display: none;
            }

            .float-bar .container {
                flex-direction: row;
                gap: 12px;
            }

            .float-bar .float-main {
                font-size: 0.875rem;
            }

            body.has-float-bar {
                padding-bottom: 64px;
            }
        }

        @media (max-width: 575.98px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .category-hero h1 {
                font-size: 1.3125rem;
            }

            .category-hero .hero-desc {
                font-size: 0.9375rem;
            }

            .stat-item {
                padding: 4px;
            }

            .stat-item .stat-num {
                font-size: 1.25rem;
            }

            .stat-item .stat-label {
                font-size: 0.75rem;
                white-space: nowrap;
            }

            .section-title-wrap .section-desc {
                font-size: 0.9375rem;
            }

            .float-bar .btn-brand {
                padding: 10px 20px;
            }

            .float-bar .float-main {
                font-size: 0.8125rem;
            }

            .footer-top {
                padding-top: 48px;
            }

            .footer-bottom .container {
                flex-direction: column;
                gap: 4px;
                font-size: 0.75rem;
            }
        }

        @media (min-width: 768px) and (max-width: 991.98px) {
            .stats-strip .stat-item {
                padding: 8px 4px;
            }
        }

        @media (min-width: 992px) {
            .scenario-block:nth-child(even) .row {
                flex-direction: row-reverse;
            }
        }

/* roulang page: article */
:root{
  --brand:#4A7FBE;
  --brand-dark:#2F5A8C;
  --accent:#D98E32;
  --accent-dark:#C37A1E;
  --bg:#F5F7FA;
  --white:#FFFFFF;
  --text:#222A33;
  --text-sub:#5A6B7B;
  --text-weak:#8A99A8;
  --border:#E3E8EF;
  --radius:12px;
  --radius-sm:8px;
  --shadow:0 2px 12px rgba(33,58,90,.08);
  --shadow-hover:0 8px 28px rgba(33,58,90,.14);
  --font-main:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-en:Inter,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font-main);background:var(--bg);color:var(--text);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit;transition:all .2s ease}
img{max-width:100%;height:auto;display:block}
ul,ol{padding-left:1.2em}
.container{max-width:1200px}
@media(min-width:1400px){.container{max-width:1200px}}
.btn{border-radius:8px;font-weight:600;padding:12px 32px;transition:all .25s ease;font-size:15px;border:none;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 4px 14px rgba(217,142,50,.28)}
.btn-primary:hover{background:var(--accent-dark);color:#fff;transform:translateY(-2px);box-shadow:0 8px 22px rgba(217,142,50,.35)}
.btn-primary:active{transform:translateY(0)}
.btn-outline-primary{background:transparent;border:1.5px solid var(--brand);color:var(--brand)}
.btn-outline-primary:hover{background:rgba(74,127,190,.08);color:var(--brand-dark);border-color:var(--brand-dark)}
.btn-lg{padding:14px 42px;font-size:16px}
.btn:focus,.form-control:focus,.form-check-input:focus{box-shadow:0 0 0 3px rgba(74,127,190,.2);outline:none}

/* 顶部导航 */
.site-header{position:sticky;top:0;z-index:1030;box-shadow:0 2px 12px rgba(33,58,90,.08)}
.brand-bar{background:#fff;height:60px;border-bottom:1px solid var(--border)}
.brand-bar .container{display:flex;align-items:center;justify-content:space-between;height:100%}
.brand-logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{width:38px;height:38px;background:var(--brand);color:#fff;border-radius:10px;display:flex;align-items:center;justify-content:center;font-weight:700;font-family:var(--font-en);font-size:17px;letter-spacing:-.5px;box-shadow:0 4px 10px rgba(74,127,190,.25)}
.brand-text{font-size:19px;font-weight:700;color:var(--text);letter-spacing:.5px}
.brand-tools{display:flex;gap:4px}
.tool-link{width:38px;height:38px;display:flex;align-items:center;justify-content:center;border-radius:8px;color:var(--text-sub);font-size:15px;transition:all .2s ease}
.tool-link:hover{background:var(--bg);color:var(--brand)}
.channel-bar{background:#EAF0F6;border-bottom:1px solid var(--border);height:44px}
.channel-scroll{display:flex;align-items:center;gap:8px;height:100%;overflow-x:auto;scrollbar-width:none;white-space:nowrap}
.channel-scroll::-webkit-scrollbar{display:none}
.channel-link{display:inline-flex;align-items:center;padding:6px 20px;border-radius:999px;font-size:14px;font-weight:500;color:var(--text-sub);transition:all .2s ease;white-space:nowrap}
.channel-link:hover{background:rgba(255,255,255,.75);color:var(--text)}
.channel-link.active{background:#fff;color:var(--brand);box-shadow:0 2px 8px rgba(33,58,90,.1);font-weight:600}

/* 文章页头部 */
.article-hero{position:relative;background:var(--bg);padding:48px 0 44px;border-bottom:1px solid var(--border);overflow:hidden}
.article-hero::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;opacity:.06;pointer-events:none}
.article-hero .container{position:relative;z-index:1}
.breadcrumb-nav{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text-weak);margin-bottom:20px;flex-wrap:wrap}
.breadcrumb-nav a{color:var(--text-weak)}
.breadcrumb-nav a:hover{color:var(--brand)}
.breadcrumb-nav .sep{color:var(--border);font-size:12px}
.breadcrumb-nav .current{color:var(--text-sub);max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-badge{display:inline-block;background:rgba(217,142,50,.12);color:var(--accent-dark);font-size:13px;font-weight:600;padding:4px 16px;border-radius:999px;margin-bottom:16px}
.article-hero h1{font-size:2rem;font-weight:700;line-height:1.3;margin:0 0 14px;max-width:860px;letter-spacing:.5px}
.article-summary{font-size:1rem;color:var(--text-sub);line-height:1.75;max-width:860px;margin:0 0 24px}
.article-info-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:#fff;border-radius:16px;padding:20px 24px;box-shadow:var(--shadow);margin-top:8px}
.info-cell{display:flex;align-items:center;gap:14px;padding:8px 20px;border-right:1px solid var(--border)}
.info-cell:first-child{padding-left:0}
.info-cell:last-child{border-right:none;padding-right:0}
.info-cell i{width:38px;height:38px;background:var(--bg);color:var(--brand);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:15px;flex-shrink:0}
.info-cell span{display:block;font-size:12px;color:var(--text-weak);margin-bottom:2px}
.info-cell strong{font-size:14px;font-weight:600;color:var(--text)}

/* 正文 */
.article-body{padding:56px 0 64px}
.container-narrow{max-width:840px;margin:0 auto}
.article-content{background:#fff;border-radius:16px;padding:44px 52px;box-shadow:var(--shadow);line-height:1.85;font-size:1rem}
.article-content p{margin-bottom:1.2em}
.article-content h2{font-size:1.4rem;font-weight:600;margin:1.8em 0 .8em;padding-left:14px;border-left:4px solid var(--brand);border-radius:2px}
.article-content h3{font-size:1.15rem;font-weight:600;margin:1.6em 0 .6em}
.article-content img{border-radius:12px;margin:24px 0;box-shadow:var(--shadow)}
.article-content blockquote{border-left:4px solid var(--brand);background:var(--bg);padding:16px 22px;border-radius:0 10px 10px 0;margin:20px 0;color:var(--text-sub)}
.article-content ul,.article-content ol{margin-bottom:1.2em;padding-left:1.4em}
.article-content li{margin-bottom:.5em}
.article-content a{color:var(--brand);text-decoration:underline}
.article-content a:hover{color:var(--brand-dark)}
.article-content figure{margin:24px 0}
.article-content figcaption{font-size:13px;color:var(--text-weak);text-align:center;margin-top:8px}

/* 空态 */
.article-empty{background:#fff;border-radius:16px;padding:64px 40px;text-align:center;box-shadow:var(--shadow)}
.empty-icon{width:76px;height:76px;border-radius:50%;background:var(--bg);display:flex;align-items:center;justify-content:center;margin:0 auto 22px;color:var(--text-weak);font-size:30px}
.article-empty h2{font-size:1.4rem;font-weight:600;margin-bottom:10px}
.article-empty p{color:var(--text-sub);margin-bottom:26px}

/* 相关推荐 */
.related-section{padding:64px 0 72px;background:#fff;border-top:1px solid var(--border)}
.section-head{text-align:center;margin-bottom:44px}
.section-tag{display:inline-block;background:rgba(74,127,190,.1);color:var(--brand-dark);font-size:13px;font-weight:600;padding:4px 16px;border-radius:999px;margin-bottom:12px}
.section-head h2{font-size:1.5rem;font-weight:600;margin:0 0 8px}
.section-head p{color:var(--text-sub);margin:0;font-size:15px}
.related-card{display:block;background:#fff;border-radius:16px;overflow:hidden;box-shadow:var(--shadow);transition:all .25s ease;height:100%;position:relative}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.related-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--bg)}
.related-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.related-card:hover .related-thumb img{transform:scale(1.05)}
.related-body{padding:20px 22px 22px}
.badge-cat{display:inline-block;background:rgba(217,142,50,.12);color:var(--accent-dark);font-size:12px;font-weight:600;padding:3px 14px;border-radius:999px;margin-bottom:10px}
.related-body h3{font-size:1.05rem;font-weight:600;line-height:1.45;margin-bottom:12px;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:3em}
.related-meta{display:flex;gap:14px;font-size:.8125rem;color:var(--text-weak)}
.back-row{margin-top:48px}

/* 页脚 */
.site-footer{background:#1E2A38;color:#A6B4C2;font-size:14px;position:relative}
.site-footer .container{padding-top:56px;padding-bottom:32px}
.footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-logo-mark{width:32px;height:32px;background:var(--brand);color:#fff;border-radius:8px;display:flex;align-items:center;justify-content:center;font-weight:700;font-family:var(--font-en);font-size:14px}
.footer-logo-text{font-size:18px;font-weight:700;color:#F2F5F8;letter-spacing:.5px}
.footer-desc{color:#8A99A8;line-height:1.8;margin:0;max-width:340px}
.footer-title{font-size:14px;font-weight:600;color:#F2F5F8;margin-bottom:16px}
.footer-links,.footer-contact{list-style:none;padding:0;margin:0}
.footer-links li,.footer-contact li{margin-bottom:10px}
.footer-links a,.footer-contact li{color:#8A99A8;font-size:14px;display:flex;align-items:center;gap:8px}
.footer-links a:hover{color:var(--accent)}
.footer-contact i{width:18px;color:var(--brand);flex-shrink:0}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:20px 0;text-align:center;color:#6B7A89;font-size:13px}
.footer-bottom .brand-word{color:#F2F5F8;font-weight:600}

/* 响应式 */
@media(max-width:991px){
  .article-hero h1{font-size:1.75rem}
  .article-info-strip{grid-template-columns:repeat(2,1fr);gap:12px 0}
  .info-cell{border-right:none;border-bottom:1px solid var(--border);padding:10px 16px}
  .info-cell:nth-child(2n){border-left:1px solid var(--border)}
  .info-cell:last-child{border-bottom:none}
}
@media(max-width:767px){
  .brand-text{font-size:16px}
  .brand-bar{height:56px}
  .channel-bar{min-height:44px}
  .article-hero{padding:32px 0 28px}
  .article-hero h1{font-size:1.5rem}
  .article-summary{font-size:.95rem}
  .article-content{padding:28px 22px}
  .related-section{padding:48px 0 56px}
  .section-head h2{font-size:1.3rem}
  .article-body{padding:40px 0 48px}
}
@media(max-width:575px){
  .article-meta{gap:10px}
  .brand-tools .tool-link{width:34px}
  .article-info-strip{grid-template-columns:1fr;padding:8px 20px}
  .info-cell{border-right:none;border-bottom:1px solid var(--border);padding:10px 0}
  .info-cell:nth-child(2n){border-left:none}
  .info-cell:last-child{border-bottom:none}
  .info-cell i{width:34px;height:34px;font-size:14px}
  .back-row .btn{width:100%}
  .related-meta{flex-direction:column;gap:4px}
}

/* roulang page: category2 */
:root{
  --primary:#4A7FBE;
  --primary-dark:#2F5A8C;
  --primary-light:#EAF0F6;
  --accent:#D98E32;
  --accent-dark:#C37A1E;
  --bg:#F5F7FA;
  --white:#FFFFFF;
  --text:#222A33;
  --text-muted:#5A6B7B;
  --text-weak:#8A99A8;
  --border:#E3E8EF;
  --success:#3E9B6D;
  --danger:#C0564E;
  --radius-lg:12px;
  --radius-md:8px;
  --radius-pill:999px;
  --shadow-sm:0 2px 12px rgba(33,58,90,.08);
  --shadow-hover:0 8px 28px rgba(33,58,90,.14);
  --transition:.25s ease;
  --font-sans:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-num:Inter,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-sans);background:var(--bg);color:var(--text);line-height:1.7;font-size:1rem}
a{color:var(--primary);text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--primary-dark)}
img{max-width:100%;height:auto;display:block}
button{font-family:inherit}
.container{max-width:1200px}
@media(min-width:1400px){.container{max-width:1200px}}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}

/*===== Header =====*/
.site-header{position:sticky;top:0;z-index:1050;background:var(--white);box-shadow:0 1px 0 var(--border)}
.brand-bar{background:var(--white);height:60px;display:flex;align-items:center}
.brand-bar .container{display:flex;align-items:center;justify-content:space-between}
.brand-logo{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:700;font-size:1.1rem}
.brand-logo:hover{color:var(--text)}
.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;background:var(--primary);color:#fff;border-radius:10px;font-family:var(--font-num);font-weight:700;font-size:1.1rem;letter-spacing:-1px;box-shadow:0 4px 12px rgba(74,127,190,.3)}
.brand-text{font-size:1.15rem;letter-spacing:.5px}
.brand-tools{display:flex;align-items:center;gap:8px}
.tool-link{width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;color:var(--text-muted);font-size:.9rem;transition:all var(--transition)}
.tool-link:hover{background:var(--primary-light);color:var(--primary)}
.channel-bar{background:var(--primary-light);height:44px;border-top:1px solid var(--border)}
.channel-scroll{display:flex;align-items:center;height:100%;overflow-x:auto;scrollbar-width:none;gap:6px}
.channel-scroll::-webkit-scrollbar{display:none}
.channel-link{display:inline-flex;align-items:center;padding:6px 20px;border-radius:var(--radius-pill);font-size:.875rem;font-weight:500;color:var(--text-muted);white-space:nowrap;transition:all var(--transition)}
.channel-link:hover{background:rgba(255,255,255,.6);color:var(--primary)}
.channel-link.active{background:var(--white);color:var(--primary);font-weight:600;box-shadow:0 2px 8px rgba(33,58,90,.1)}
@media(max-width:576px){
  .brand-bar{height:56px}
  .brand-text{font-size:1rem}
  .brand-mark{width:36px;height:36px;font-size:1rem}
  .channel-link{padding:6px 16px}
}

/*===== Page Hero =====*/
.page-hero{position:relative;background:var(--primary-light);padding:64px 0;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;opacity:.12;pointer-events:none}
.page-hero .container{position:relative;z-index:1}
.page-hero-content{max-width:840px;margin:0 auto;text-align:center}
.page-hero h1{font-size:2rem;font-weight:700;line-height:1.3;color:var(--text);margin-bottom:16px}
.page-hero h1 span{color:var(--primary)}
.page-hero .lead{font-size:1.05rem;color:var(--text-muted);max-width:640px;margin:0 auto 32px}
.hero-stats{display:flex;justify-content:center;flex-wrap:wrap;gap:16px;margin-top:36px}
.stat-item{flex:1 1 160px;max-width:200px;background:var(--white);border-radius:var(--radius-lg);padding:20px 16px;box-shadow:var(--shadow-sm);text-align:center;transition:transform var(--transition),box-shadow var(--transition)}
.stat-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.stat-num{font-family:var(--font-num);font-size:1.75rem;font-weight:700;color:var(--primary);line-height:1.2}
.stat-label{font-size:.8125rem;color:var(--text-muted);margin-top:6px}
@media(max-width:768px){
  .page-hero{padding:48px 0}
  .page-hero h1{font-size:1.65rem}
  .hero-stats{gap:12px}
  .stat-item{flex:1 1 40%;max-width:none}
}
@media(max-width:576px){
  .page-hero{padding:40px 0}
  .page-hero h1{font-size:1.4rem}
  .page-hero .lead{font-size:.95rem}
  .stat-item{flex:1 1 100%;max-width:none}
}

/*===== Section Base =====*/
.section{padding:80px 0}
.section-alt{background:var(--white)}
.section-tint{background:var(--primary-light)}
.section-head{text-align:center;max-width:720px;margin:0 auto 48px}
.section-head .section-tag{display:inline-block;background:rgba(74,127,190,.1);color:var(--primary);font-size:.8125rem;font-weight:600;padding:4px 16px;border-radius:var(--radius-pill);margin-bottom:12px}
.section-head h2{font-size:1.5rem;font-weight:600;line-height:1.35;margin-bottom:12px;color:var(--text)}
.section-head p{color:var(--text-muted);font-size:.95rem}
@media(max-width:768px){.section{padding:48px 0}.section-head{margin-bottom:32px}}

/*===== Timeline Ticket Board =====*/
.ticket-board{display:grid;grid-template-columns:1fr;gap:20px;max-width:900px;margin:0 auto}
.ticket-card{display:flex;background:var(--white);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);overflow:hidden;position:relative;transition:box-shadow var(--transition),transform var(--transition)}
.ticket-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px)}
.ticket-date{flex:0 0 140px;position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;background:var(--primary);color:#fff;padding:20px;text-align:center}
.ticket-date::after{content:"";position:absolute;right:-8px;top:0;bottom:0;width:16px;background:var(--bg);border-radius:50% 0 0 50%}
.ticket-date .date-week{font-size:.875rem;opacity:.85}
.ticket-date .date-day{font-family:var(--font-num);font-size:2rem;font-weight:700;line-height:1.1}
.ticket-date .date-month{font-size:.8125rem;opacity:.85}
.ticket-info{flex:1;padding:20px 24px;display:flex;flex-direction:column;justify-content:center}
.ticket-info .ticket-cat{display:inline-block;font-size:.75rem;font-weight:600;padding:2px 12px;border-radius:var(--radius-pill);background:rgba(217,142,50,.12);color:var(--accent);margin-bottom:8px;align-self:flex-start}
.ticket-info h3{font-size:1.125rem;font-weight:600;color:var(--text);margin-bottom:6px}
.ticket-info p{font-size:.875rem;color:var(--text-muted);margin-bottom:10px}
.ticket-meta{display:flex;flex-wrap:wrap;gap:16px;font-size:.8125rem;color:var(--text-weak)}
.ticket-meta i{margin-right:4px;color:var(--primary)}
.ticket-cta{display:flex;align-items:center;padding-right:24px}
.ticket-cta .btn{padding:8px 20px;font-size:.8125rem}
@media(max-width:768px){
  .ticket-card{flex-direction:column}
  .ticket-date{flex-direction:row;gap:12px;padding:14px 20px;justify-content:flex-start}
  .ticket-date::after{display:none}
  .ticket-date .date-day{font-size:1.5rem}
  .ticket-cta{padding:0 20px 16px}
}
@media(max-width:576px){
  .ticket-info{padding:16px 16px 8px}
  .ticket-meta{gap:8px 12px}
}

/*===== Activity Type Cards =====*/
.type-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.type-card{background:var(--white);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:box-shadow var(--transition),transform var(--transition);display:flex;flex-direction:column}
.type-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px)}
.type-card .type-img{height:200px;overflow:hidden;position:relative}
.type-card .type-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.type-card:hover .type-img img{transform:scale(1.04)}
.type-card .type-body{padding:24px}
.type-card .type-body h3{font-size:1.125rem;font-weight:600;margin-bottom:10px;display:flex;align-items:center;gap:8px}
.type-card .type-body h3 i{color:var(--primary)}
.type-card .type-body p{font-size:.875rem;color:var(--text-muted);margin-bottom:12px}
.type-card .type-link{font-size:.875rem;font-weight:600;color:var(--primary);display:inline-flex;align-items:center;gap:6px}
.type-card .type-link:hover{color:var(--accent)}
@media(max-width:768px){
  .type-grid{grid-template-columns:1fr 1fr;gap:16px}
  .type-card .type-body{padding:18px}
}
@media(max-width:576px){
  .type-grid{grid-template-columns:1fr}
  .type-card .type-img{height:180px}
}

/*===== Process Steps =====*/
.process-wrap{max-width:1000px;margin:0 auto}
.process-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.step-card{background:var(--white);border-radius:var(--radius-lg);padding:28px 20px;box-shadow:var(--shadow-sm);position:relative;text-align:center;transition:transform var(--transition),box-shadow var(--transition)}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.step-num{width:48px;height:48px;border-radius:50%;background:var(--primary-light);color:var(--primary);font-family:var(--font-num);font-size:1.25rem;font-weight:700;display:flex;align-items:center;justify-content:center;margin:0 auto 16px}
.step-card h3{font-size:1rem;font-weight:600;margin-bottom:8px}
.step-card p{font-size:.8125rem;color:var(--text-muted);margin:0}
.step-arrow{position:absolute;top:50%;right:-16px;transform:translateY(-50%);color:var(--border);font-size:1rem;z-index:2}
@media(max-width:992px){
  .process-row{grid-template-columns:repeat(2,1fr);gap:16px}
  .step-arrow{display:none}
}
@media(max-width:576px){
  .process-row{grid-template-columns:1fr}
}

/*===== FAQ =====*/
.faq-wrap{max-width:800px;margin:0 auto}
.faq-item{background:var(--white);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);margin-bottom:16px;overflow:hidden}
.faq-item:last-child{margin-bottom:0}
.faq-btn{width:100%;display:flex;justify-content:space-between;align-items:center;padding:20px 24px;background:none;border:none;color:var(--text);font-size:1rem;font-weight:600;cursor:pointer;text-align:left;transition:color var(--transition)}
.faq-btn:hover{color:var(--primary)}
.faq-btn .faq-icon{width:32px;height:32px;border-radius:50%;border:1.5px solid var(--border);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all var(--transition)}
.faq-btn[aria-expanded="true"]{color:var(--primary)}
.faq-btn[aria-expanded="true"] .faq-icon{border-color:var(--primary);background:var(--primary);color:#fff;transform:rotate(45deg)}
.faq-body{padding:0 24px 20px;color:var(--text-muted);font-size:.9375rem}
@media(max-width:576px){
  .faq-btn{padding:16px 18px;font-size:.9375rem}
}

/*===== CTA Banner =====*/
.cta-banner{background:
  linear-gradient(90deg,rgba(47,90,140,.92),rgba(74,127,190,.85)),
  url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  padding:72px 0;text-align:center;position:relative;overflow:hidden}
.cta-banner h2{color:#fff;font-size:1.65rem;font-weight:700;margin-bottom:12px}
.cta-banner p{color:rgba(255,255,255,.85);font-size:1rem;max-width:600px;margin:0 auto 28px}
.cta-banner .btn-accent{font-size:1rem;padding:14px 40px}
@media(max-width:768px){
  .cta-banner{padding:48px 0}
  .cta-banner h2{font-size:1.35rem}
}

/*===== Extend Cards =====*/
.extend-card{background:var(--white);border-radius:var(--radius-lg);padding:32px 28px;box-shadow:var(--shadow-sm);text-align:center;transition:box-shadow var(--transition),transform var(--transition);display:flex;flex-direction:column;align-items:center;height:100%}
.extend-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-5px)}
.extend-icon{width:64px;height:64px;border-radius:50%;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:1.5rem;margin-bottom:20px}
.extend-card h3{font-size:1.125rem;font-weight:600;margin-bottom:10px}
.extend-card p{font-size:.875rem;color:var(--text-muted);margin-bottom:20px;flex:1}
.extend-card .btn{padding:8px 24px;font-size:.875rem}
@media(max-width:768px){
  .extend-card{padding:24px 20px;margin-bottom:16px}
}

/*===== Buttons =====*/
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--radius-md);padding:12px 32px;font-size:.9375rem;font-weight:600;line-height:1.5;transition:all var(--transition);border:none;cursor:pointer;min-height:44px}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:var(--accent-dark);color:#fff;transform:translateY(-2px);box-shadow:0 8px 20px rgba(217,142,50,.3)}
.btn-accent:active{transform:translateY(0)}
.btn-outline{background:transparent;color:var(--primary);border:1.5px solid var(--primary)}
.btn-outline:hover{background:rgba(74,127,190,.1);color:var(--primary-dark);transform:translateY(-2px)}
.btn-outline:active{transform:translateY(0)}
.btn-white{background:#fff;color:var(--primary)}
.btn-white:hover{background:var(--primary-light);color:var(--primary-dark)}
@media(max-width:576px){
  .btn{width:100%;padding:12px 20px}
  .btn+.btn{margin-top:10px}
}

/*===== Footer =====*/
.site-footer{background:#1E2A38;color:#A8B4C0;font-size:.875rem}
.site-footer .container{padding-top:64px;padding-bottom:24px}
.footer-brand-col{margin-bottom:24px}
.footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-logo-mark{width:40px;height:40px;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;border-radius:10px;font-family:var(--font-num);font-weight:700;font-size:1.05rem;letter-spacing:-1px}
.footer-logo-text{font-size:1.1rem;font-weight:700;color:#fff}
.footer-desc{font-size:.8125rem;line-height:1.7;color:#8A99A8}
.footer-title{font-size:.9375rem;font-weight:600;color:#fff;margin-bottom:16px}
.footer-links{list-style:none;padding:0;margin:0}
.footer-links li{margin-bottom:10px}
.footer-links a{color:#A8B4C0;font-size:.875rem;transition:color var(--transition)}
.footer-links a:hover{color:var(--accent)}
.footer-contact{list-style:none;padding:0;margin:0}
.footer-contact li{margin-bottom:12px;font-size:.875rem}
.footer-contact i{width:20px;color:var(--primary)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:24px 0;font-size:.8125rem;color:#8A99A8}
.footer-bottom .container{display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap;padding-bottom:0}
.brand-word{color:#fff;font-weight:600}
@media(max-width:768px){
  .site-footer .container{padding-top:48px}
  .footer-brand-col{margin-bottom:16px}
}

/*===== Sticky Convert Bar =====*/
.convert-bar{position:fixed;bottom:0;left:0;right:0;z-index:1040;background:var(--white);box-shadow:0 -4px 12px rgba(0,0,0,.06);border-top:1px solid var(--border);padding:10px 0;transform:translateY(0);transition:transform .3s ease}
.convert-bar .container{display:flex;align-items:center;justify-content:space-between;gap:16px}
.convert-info{display:flex;flex-direction:column;line-height:1.3}
.convert-info .ci-sub{font-size:.75rem;color:var(--text-weak)}
.convert-info .ci-title{font-size:1rem;font-weight:600;color:var(--text)}
.convert-bar .btn{padding:10px 28px;min-height:42px;font-size:.875rem;white-space:nowrap}
.convert-bar.hide{transform:translateY(100%)}
@media(max-width:576px){
  .convert-bar{padding:8px 0}
  .convert-info .ci-sub{display:none}
  .convert-info .ci-title{font-size:.875rem}
  .convert-bar .container{gap:12px}
  .convert-bar .btn{flex-shrink:0}
}
@media(min-width:577px){
  .convert-bar .container{max-width:1200px}
}

/*===== Footer bottom spacing =====*/
body{padding-bottom:72px}
@media(max-width:576px){body{padding-bottom:56px}}

/*===== General utility =====*/
.divider{height:1px;background:var(--border)}
.text-primary{color:var(--primary)!important}
.text-accent{color:var(--accent)!important}
.bg-tint{background:var(--primary-light)!important}

/* roulang page: category3 */
:root {
  --brand: #4A7FBE;
  --brand-dark: #2F5A8C;
  --brand-light: #EAF0F6;
  --accent: #D98E32;
  --accent-dark: #C37A1E;
  --bg: #F5F7FA;
  --white: #FFFFFF;
  --text: #222A33;
  --text-muted: #5A6B7B;
  --text-faint: #8A99A8;
  --border: #E3E8EF;
  --success: #3E9B6D;
  --danger: #C0564E;
  --radius: 12px;
  --radius-btn: 8px;
  --shadow-sm: 0 2px 12px rgba(33, 58, 90, 0.08);
  --shadow-lg: 0 8px 28px rgba(33, 58, 90, 0.14);
  --transition: 0.25s ease;
  --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-num: Inter, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  padding-bottom: 72px;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--brand-dark);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--brand);
}

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

ul, ol {
  margin: 0;
  padding: 0;
}

.container {
  max-width: 1200px;
  padding-left: 20px;
  padding-right: 20px;
  margin: 0 auto;
}

a:focus-visible,
button:focus-visible,
.btn:focus,
.accordion-button:focus {
  outline: 3px solid rgba(74, 127, 190, 0.35);
  outline-offset: 2px;
  box-shadow: none !important;
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: var(--white);
  box-shadow: 0 1px 0 var(--border);
}

.brand-bar {
  background: var(--white);
  height: 60px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border);
}

.brand-bar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.brand-mark {
  width: 38px;
  height: 38px;
  background: var(--brand-dark);
  color: #fff;
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 16px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  letter-spacing: -0.5px;
}

.brand-text {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.5px;
}

.brand-tools {
  display: flex;
  align-items: center;
  gap: 12px;
}

.tool-link {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg);
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  transition: background var(--transition), color var(--transition);
}

.tool-link:hover {
  background: var(--brand-light);
  color: var(--brand-dark);
}

.channel-bar {
  background: var(--brand-light);
  height: 44px;
  border-bottom: 1px solid var(--border);
}

.channel-scroll {
  height: 44px;
  display: flex;
  align-items: center;
  gap: 10px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.channel-scroll::-webkit-scrollbar {
  display: none;
}

.channel-link {
  display: inline-flex;
  align-items: center;
  padding: 6px 20px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  background: transparent;
  white-space: nowrap;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}

.channel-link:hover {
  background: rgba(255, 255, 255, 0.6);
  color: var(--text);
}

.channel-link.active {
  background: var(--white);
  color: var(--brand-dark);
  box-shadow: 0 2px 8px rgba(33, 58, 90, 0.1);
  font-weight: 600;
}

/* ===== Page Banner ===== */
.page-banner {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.94) 0%, rgba(234, 240, 246, 0.88) 100%),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  padding: 64px 0 56px;
  border-bottom: 1px solid var(--border);
  position: relative;
}

.breadcrumb-fs {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
  font-size: 14px;
  color: var(--text-faint);
}

.breadcrumb-fs li {
  display: inline-flex;
  align-items: center;
}

.breadcrumb-fs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--text-faint);
}

.breadcrumb-fs a {
  color: var(--text-muted);
}

.breadcrumb-fs a:hover {
  color: var(--brand-dark);
}

.breadcrumb-fs li[aria-current="page"] {
  color: var(--text);
  font-weight: 500;
}

.page-banner h1 {
  font-size: 2rem;
  font-weight: 700;
  margin: 0 0 12px;
  color: var(--text);
  letter-spacing: 1px;
  line-height: 1.3;
}

.page-banner .banner-desc {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 720px;
  margin: 0;
  line-height: 1.8;
}

.banner-meta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 20px;
}

.banner-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 13px;
  color: var(--text-muted);
}

.banner-meta i {
  color: var(--brand);
}

/* ===== Section Common ===== */
.section-block {
  padding: 80px 0;
}

.section-block.bg-white {
  background: var(--white);
}

.section-block.bg-light {
  background: var(--bg);
}

.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  background: rgba(217, 142, 50, 0.12);
  color: var(--accent-dark);
  font-size: 13px;
  font-weight: 600;
  padding: 5px 16px;
  border-radius: 999px;
  margin-bottom: 14px;
  letter-spacing: 1px;
}

.section-head h2 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text);
  margin: 0 0 12px;
  line-height: 1.35;
}

.section-head p {
  font-size: 15px;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.7;
}

/* ===== Steps Section ===== */
.steps-section {
  padding: 80px 0;
  background: var(--bg);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  margin-top: 8px;
}

.step-card {
  position: relative;
  background: var(--white);
  border-radius: 14px;
  box-shadow: var(--shadow-sm);
  padding: 28px 24px 0;
  transition: transform var(--transition), box-shadow var(--transition);
  overflow: visible;
}

.step-card::before,
.step-card::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid #dce3ea;
  transform: translateY(-50%);
  z-index: 2;
}

.step-card::before {
  left: -8px;
}

.step-card::after {
  right: -8px;
}

.step-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.step-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.step-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  height: 44px;
  background: var(--brand-light);
  color: var(--brand-dark);
  font-size: 22px;
  border-radius: 12px;
}

.step-num {
  font-family: var(--font-num);
  font-size: 28px;
  font-weight: 700;
  color: rgba(74, 127, 190, 0.18);
  line-height: 1;
}

.step-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text);
  margin: 0 0 8px;
}

.step-card p {
  font-size: 14px;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.7;
}

.ticket-footer {
  margin-top: 20px;
  padding: 14px 0;
  border-top: 1px dashed #d5dce5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-faint);
}

.ticket-footer i {
  color: var(--brand);
  margin-right: 4px;
}

/* ===== Guide Section ===== */
.guide-section {
  padding: 80px 0;
  background: var(--white);
}

.help-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.help-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 26px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.help-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
  background: var(--white);
}

.help-icon {
  width: 48px;
  height: 48px;
  background: var(--white);
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--brand-dark);
  font-size: 18px;
  margin-bottom: 18px;
  box-shadow: var(--shadow-sm);
}

.help-card h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--text);
  margin: 0 0 8px;
}

.help-card p {
  font-size: 14px;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.7;
}

.help-card-footer {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-faint);
}

.help-card-footer i {
  color: var(--success);
  margin-right: 6px;
}

/* ===== FAQ Section ===== */
.faq-section {
  padding: 80px 0;
  background: var(--bg);
}

.faq-intro {
  position: sticky;
  top: 130px;
}

.faq-intro h2 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text);
  margin: 0 0 12px;
  line-height: 1.35;
}

.faq-intro p {
  font-size: 15px;
  color: var(--text-muted);
  margin: 0 0 20px;
  line-height: 1.8;
}

.faq-contact-info {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 24px;
  box-shadow: var(--shadow-sm);
}

.faq-contact-info strong {
  display: block;
  font-size: 15px;
  color: var(--text);
  margin-bottom: 6px;
}

.faq-contact-info p {
  font-size: 14px;
  color: var(--text-muted);
  margin: 0 0 12px;
  line-height: 1.7;
}

.faq-contact-info a {
  color: var(--brand-dark);
  font-weight: 500;
}

.faq-contact-info a:hover {
  color: var(--accent-dark);
}

.faq-accordion .accordion-item {
  background: var(--white);
  border: 0;
  border-radius: 0 !important;
  border-bottom: 1px solid var(--border);
  padding: 4px 0;
}

.faq-accordion .accordion-item:first-child {
  border-top: 0;
}

.faq-accordion .accordion-button {
  background: transparent;
  box-shadow: none;
  border: 0;
  padding: 20px 56px 20px 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  position: relative;
  transition: color var(--transition);
}

.faq-accordion .accordion-button:not(.collapsed) {
  background: transparent;
  color: var(--brand-dark);
}

.faq-accordion .accordion-button::after {
  background: none;
  content: "\f078";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 14px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--bg);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  transition: transform var(--transition), background-color var(--transition), color var(--transition);
}

.faq-accordion .accordion-button:not(.collapsed)::after {
  transform: translateY(-50%) rotate(180deg);
  background-color: var(--brand-light);
  color: var(--brand-dark);
}

.faq-accordion .accordion-body {
  padding: 0 40px 24px 18px;
  border-top: 1px dashed var(--border);
  margin-top: 0;
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.8;
}

/* ===== Topic Cards ===== */
.topic-section {
  padding: 80px 0;
  background: var(--white);
}

.topic-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.topic-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.topic-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.topic-thumb {
  height: 200px;
  background-size: cover;
  background-position: center;
  position: relative;
}

.topic-thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(34, 42, 51, 0.25), transparent 60%);
}

.topic-body {
  padding: 24px 24px 26px;
}

.topic-body h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin: 0 0 8px;
}

.topic-body h3 a {
  color: var(--text);
}

.topic-body h3 a:hover {
  color: var(--brand-dark);
}

.topic-body p {
  font-size: 14px;
  color: var(--text-muted);
  margin: 0 0 16px;
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.topic-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--brand-dark);
}

.topic-link i {
  transition: transform var(--transition);
}

.topic-link:hover i {
  transform: translateX(4px);
}

/* ===== CTA ===== */
.cta-band {
  background: var(--brand-dark);
  background-image: linear-gradient(120deg, var(--brand-dark) 0%, #3d6b9e 100%);
  padding: 72px 0;
  text-align: center;
}

.cta-band h2 {
  font-size: 1.5rem;
  font-weight: 600;
  color: #fff;
  margin: 0 0 10px;
}

.cta-band p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.78);
  margin: 0 auto 30px;
  max-width: 620px;
  line-height: 1.7;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 32px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-btn);
  min-height: 44px;
  line-height: 1.2;
  border: 0;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.btn-accent {
  background: var(--accent);
  color: #fff;
}

.btn-accent:hover {
  background: var(--accent-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(217, 142, 50, 0.3);
}

.btn-accent:active {
  transform: translateY(0);
  box-shadow: none;
}

.btn-outline-brand {
  background: transparent;
  border: 1.5px solid var(--brand);
  color: var(--brand-dark);
}

.btn-outline-brand:hover {
  background: rgba(74, 127, 190, 0.1);
  color: var(--brand-dark);
  transform: translateY(-2px);
}

.btn-white-outline {
  background: transparent;
  border: 1.5px solid rgba(255, 255, 255, 0.8);
  color: #fff;
}

.btn-white-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  transform: translateY(-2px);
}

/* ===== Footer ===== */
.site-footer {
  background: #1E2A38;
  color: rgba(255, 255, 255, 0.75);
  padding: 64px 0 0;
}

.site-footer .footer-brand-col {
  margin-bottom: 16px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.footer-logo-mark {
  width: 36px;
  height: 36px;
  background: var(--brand);
  color: #fff;
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 15px;
  border-radius: 9px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.footer-logo-text {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
}

.footer-desc {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.6);
  margin: 0;
  max-width: 340px;
}

.footer-title {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 18px;
}

.footer-links {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links li a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.65);
  transition: color var(--transition);
}

.footer-links li a:hover {
  color: var(--accent);
}

.footer-contact {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-contact li {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.65);
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.footer-contact i {
  color: rgba(255, 255, 255, 0.45);
  margin-top: 4px;
}

.footer-bottom {
  margin-top: 48px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer-bottom .brand-word {
  color: var(--brand);
  margin-right: 6px;
  font-weight: 500;
}

/* ===== Floating CTA Bar ===== */
.mobile-cta-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1020;
  background: rgba(255, 255, 255, 0.97);
  border-top: 1px solid var(--border);
  box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.06);
  height: 72px;
  display: flex;
  align-items: center;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.mobile-cta-bar.is-hidden {
  opacity: 0;
  transform: translateY(100%);
  pointer-events: none;
}

.mobile-cta-bar .cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
}

.cta-text {
  display: flex;
  flex-direction: column;
  line-height: 1.4;
}

.cta-sub {
  font-size: 13px;
  color: var(--text-faint);
}

.cta-main {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
}

/* ===== Responsive ===== */
@media (max-width: 1199.98px) {
  .steps-grid {
    gap: 22px;
  }
}

@media (max-width: 991.98px) {
  .steps-section,
  .guide-section,
  .faq-section,
  .topic-section,
  .cta-band {
    padding: 56px 0;
  }

  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .help-card-grid,
  .topic-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .help-card-grid .help-card:last-child,
  .topic-grid .topic-card:last-child {
    grid-column: span 1;
  }

  .faq-intro {
    position: static;
    margin-bottom: 32px;
  }

  .step-card::before,
  .step-card::after {
    display: none;
  }
}

@media (max-width: 767.98px) {
  body {
    padding-bottom: 60px;
  }

  .page-banner {
    padding: 48px 0 40px;
  }

  .page-banner h1 {
    font-size: 1.5rem;
  }

  .section-block {
    padding: 48px 0;
  }

  .steps-section,
  .guide-section,
  .faq-section,
  .topic-section,
  .cta-band {
    padding: 48px 0;
  }

  .section-head {
    margin-bottom: 32px;
  }

  .section-head h2 {
    font-size: 1.375rem;
  }

  .help-card-grid,
  .topic-grid {
    grid-template-columns: 1fr;
  }

  .step-card {
    padding: 24px 20px 0;
  }

  .cta-band {
    padding: 48px 0;
  }

  .site-footer {
    padding-top: 48px;
  }

  .footer-bottom {
    margin-top: 32px;
    padding: 16px 12px;
  }

  .mobile-cta-bar {
    height: 60px;
  }

  .cta-sub {
    display: none;
  }
}

@media (max-width: 575.98px) {
  .brand-bar {
    height: 56px;
  }

  .brand-text {
    font-size: 16px;
  }

  .brand-tools .tool-link + .tool-link {
    display: none;
  }

  .tool-link {
    width: 34px;
    height: 34px;
  }

  .channel-bar {
    height: 42px;
  }

  .channel-scroll {
    height: 42px;
  }

  .channel-link {
    padding: 5px 14px;
    font-size: 13px;
  }

  .page-banner {
    padding: 36px 0 30px;
  }

  .page-banner h1 {
    font-size: 1.25rem;
  }

  .page-banner .banner-desc {
    font-size: 14px;
  }

  .banner-meta span {
    font-size: 12px;
    padding: 5px 10px;
  }

  .steps-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .step-card {
    padding: 22px 18px 0;
  }

  .help-card-grid {
    gap: 18px;
  }

  .help-card {
    padding: 22px 20px;
  }

  .topic-grid {
    gap: 18px;
  }

  .topic-thumb {
    height: 170px;
  }

  .faq-accordion .accordion-button {
    font-size: 14px;
    padding-right: 44px;
  }

  .faq-accordion .accordion-button::after {
    width: 32px;
    height: 32px;
    right: 2px;
  }

  .faq-accordion .accordion-body {
    padding: 0 12px 20px 0;
    font-size: 14px;
  }

  .btn {
    width: 100%;
    padding: 12px 20px;
  }

  .cta-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: stretch;
  }

  .mobile-cta-bar .btn {
    width: auto;
    padding: 9px 16px;
    font-size: 13px;
  }

  .cta-main {
    font-size: 14px;
  }

  .footer-title {
    font-size: 14px;
    margin-bottom: 14px;
  }

  .footer-links,
  .footer-contact {
    gap: 8px;
  }
}