/* roulang page: index */
/* ===== 设计变量 ===== */
:root{
  --color-primary:#0D6FA8;
  --color-primary-strong:#0A4F8A;
  --color-primary-bg:#E8F2F8;
  --color-bg:#F5F9FC;
  --color-surface:#FFFFFF;
  --color-surface-deep:#EDF4F9;
  --color-accent:#0FA49F;
  --color-ink:#16324A;
  --color-muted:#5A6A7A;
  --color-border:#D3E2EB;
  --shadow-card:0 6px 16px rgba(15,58,86,.06);
  --shadow-card-hover:0 16px 32px rgba(15,58,86,.12);
  --radius-card:14px;
  --radius-btn:10px;
  --radius-tag:999px;
  --radius-input:10px;
  --font-system:system-ui,-apple-system,"Segoe UI",Roboto,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
/* ===== Reset ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-system);background:var(--color-bg);color:var(--color-ink);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
ul,ol{list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
button{border:none;cursor:pointer;background:none}
input,select,textarea{outline:none;border:1px solid var(--color-border);background:#fff;border-radius:var(--radius-input);transition:border-color .2s, box-shadow .2s}
input:focus,select:focus,textarea:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(13,111,168,.14)}
::placeholder{color:#9AACB8}
.container{width:min(1240px,92%);margin:0 auto}
.section{padding:96px 0}
.section-compact{padding:72px 0}
.section-head{max-width:800px;margin-bottom:40px}
.section-title{font-size:32px;font-weight:700;line-height:1.35;letter-spacing:0}
.section-title .dot{color:var(--color-primary)}
.section-sub{color:var(--color-muted);font-size:16px;margin-top:14px;line-height:1.8}
/* ===== 按钮 ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;font-size:15px;padding:13px 26px;border-radius:var(--radius-btn);transition:background .22s, transform .22s, box-shadow .22s, opacity .22s;outline:none;line-height:1.2}
.btn-primary{background:var(--color-primary);color:#fff;box-shadow:0 6px 14px rgba(13,111,168,.22)}
.btn-primary:hover{background:var(--color-primary-strong);box-shadow:0 10px 22px rgba(13,111,168,.28);transform:translateY(-2px)}
.btn-primary:focus-visible{outline:2px solid var(--color-primary-strong);outline-offset:3px}
.btn-light{background:#fff;color:var(--color-ink);border:1px solid var(--color-border);box-shadow:0 2px 8px rgba(15,58,86,.05)}
.btn-light:hover{border-color:var(--color-primary);color:var(--color-primary);transform:translateY(-2px)}
.btn-lg{padding:16px 34px;font-size:16px}
.btn-sm{padding:9px 20px;font-size:14px}
/* ===== Header ===== */
.site-header{position:sticky;top:0;z-index:999;background:var(--color-surface);box-shadow:var(--shadow-card);border-bottom:1px solid rgba(211,226,235,.6)}
.header-bar{display:flex;align-items:center;justify-content:space-between;min-height:72px;gap:24px}
.logo{display:inline-flex;align-items:center;gap:12px;flex-shrink:0}
.logo-glyph{width:40px;height:40px;border-radius:11px;background:linear-gradient(135deg,#0D6FA8,#0FA49F);display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px;box-shadow:0 6px 14px rgba(13,111,168,.25)}
.logo-brand{font-size:22px;font-weight:700;color:var(--color-ink);letter-spacing:.2px}
.nav-wrap{display:flex;align-items:center;gap:26px;margin-left:auto;margin-right:14px}
.main-nav{display:flex;align-items:center;gap:4px}
.nav-link{position:relative;padding:9px 13px;color:var(--color-muted);font-weight:500;font-size:15px;border-radius:8px;transition:color .2s}
.nav-link::after{content:"";position:absolute;left:13px;right:13px;bottom:2px;height:2px;background:var(--color-primary);border-radius:2px;transform:scaleX(0);transform-origin:left center;transition:transform .25s}
.nav-link:hover{color:var(--color-primary)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--color-primary)}
.nav-link.active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:12px}
.search-form{position:relative;width:200px}
.search-form input{width:100%;height:42px;padding:0 44px 0 18px;border:1px solid transparent;background:#F1F6FA;border-radius:999px;font-size:14px}
.search-form input:focus{background:#fff;border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(13,111,168,.1)}
.search-form button{position:absolute;right:4px;top:50%;transform:translateY(-50%);width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--color-primary);color:#fff;font-size:13px;transition:background .2s}
.search-form button:hover{background:var(--color-primary-strong)}
.header-cta{white-space:nowrap}
.menu-toggle{display:none;width:44px;height:44px;align-items:center;justify-content:center;border:1px solid var(--color-border);border-radius:12px;background:#fff;color:var(--color-ink);font-size:18px}
/* ===== Hero 首屏 ===== */
.hero{position:relative;padding:110px 0 96px;overflow:hidden;background:linear-gradient(102deg, rgba(255,255,255,.94) 30%, rgba(232,242,248,.82) 68%), url('/assets/images/backpic/back-2.webp') center/cover no-repeat}
.hero-cols{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.hero-copy{position:relative;z-index:2}
.hero-tag{display:inline-flex;align-items:center;gap:8px;background:var(--color-primary-bg);color:var(--color-primary-strong);border-radius:var(--radius-tag);padding:7px 16px;font-size:13px;font-weight:600;margin-bottom:20px}
.hero-tag i{color:var(--color-accent)}
.hero h1{font-size:clamp(34px,5vw,52px);font-weight:700;line-height:1.28;color:var(--color-ink);margin-bottom:18px;letter-spacing:0}
.hero h1 em{font-style:normal;color:var(--color-primary)}
.hero-sub{color:var(--color-muted);font-size:17px;line-height:1.9;max-width:600px;margin-bottom:32px}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px}
.hero-actions .btn i{margin-right:5px}
.hero-visual{position:relative;z-index:1}
.hero-frame{border-radius:22px;overflow:hidden;box-shadow:var(--shadow-card-hover);transform:rotate(1deg);background:#fff}
.hero-frame img{width:100%;height:340px;object-fit:cover}
.hero-float-card{position:absolute;left:-22px;bottom:22px;background:#fff;padding:14px 18px 14px 14px;border-radius:16px;box-shadow:var(--shadow-card-hover);display:flex;align-items:center;gap:12px;font-size:14px;max-width:250px;border:1px solid rgba(211,226,235,.6)}
.hero-float-card i{color:var(--color-accent);font-size:24px}
.hero-float-card b{color:var(--color-ink);display:block;font-size:15px}
.hero-float-card span{color:var(--color-muted);font-size:12px}
/* ===== 数据指标看板 ===== */
.stats-section{background:#fff;border-bottom:1px solid rgba(211,226,235,.5)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat-card{background:var(--color-surface);border:1px solid rgba(211,226,235,.5);border-radius:var(--radius-card);padding:30px 28px;box-shadow:0 3px 12px rgba(15,58,86,.04);transition:transform .25s,box-shadow .25s}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover)}
.stat-icon{width:46px;height:46px;border-radius:12px;background:var(--color-primary-bg);color:var(--color-primary);display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:18px}
.stat-num{font-size:44px;font-weight:700;color:var(--color-ink);font-variant-numeric:tabular-nums;line-height:1.1;margin-bottom:6px}
.stat-label{font-size:14px;color:var(--color-muted)}
.stat-bar{height:5px;border-radius:4px;background:#EAF1F6;margin-top:18px;overflow:hidden;position:relative}
.stat-bar::after{content:"";display:block;height:100%;width:78%;background:var(--color-primary);opacity:.45;border-radius:4px}
/* ===== 服务矩阵 ===== */
.svc-section{background:var(--color-bg)}
.svc-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:28px}
.svc-wide{grid-column:span 6;display:flex;align-items:center;gap:24px;background:var(--color-surface);border:1px solid transparent;border-radius:var(--radius-card);padding:28px;box-shadow:var(--shadow-card);transition:transform .25s,box-shadow .25s;flex-wrap:wrap}
.svc-wide:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover)}
.svc-wide .svc-pic{flex:0 0 150px;border-radius:12px;overflow:hidden}
.svc-wide .svc-pic img{width:100%;height:110px;object-fit:cover}
.svc-content{flex:1;min-width:220px}
.svc-icon{width:48px;height:48px;min-width:48px;border-radius:13px;display:flex;align-items:center;justify-content:center;font-size:20px;color:#fff;background:var(--color-primary);margin-bottom:16px}
.svc-wide .svc-icon{background:var(--color-primary)}
.svc-item .svc-icon{background:#fff;color:var(--color-primary);border:1px solid var(--color-border);box-shadow:0 4px 12px rgba(13,111,168,.07)}
.svc-item{grid-column:span 4;background:var(--color-surface);border:1px solid rgba(211,226,235,.5);border-radius:var(--radius-card);padding:28px;box-shadow:var(--shadow-card);transition:transform .25s,box-shadow .25s;display:flex;flex-direction:column}
.svc-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover)}
.svc-content h3,.svc-item h3{font-size:20px;font-weight:600;margin-bottom:10px;color:var(--color-ink)}
.svc-content p,.svc-item p{font-size:15px;color:var(--color-muted);line-height:1.75;margin-bottom:16px}
.svc-points{margin-bottom:20px;display:grid;gap:8px}
.svc-points li{font-size:14px;color:var(--color-ink);display:flex;gap:9px;align-items:flex-start}
.svc-points li i{color:var(--color-accent);margin-top:5px;font-size:12px}
.svc-more{margin-top:auto;align-self:flex-end;display:inline-flex;align-items:center;gap:6px;color:var(--color-primary);font-weight:600;font-size:14px;transition:gap .2s}
.svc-more:hover{gap:10px;color:var(--color-primary-strong)}
/* ===== 结果对比 ===== */
.compare-section{background:var(--color-surface);position:relative}
.compare-section:before{content:"";position:absolute;inset:0;background:var(--color-primary-bg);opacity:.42}
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;position:relative}
.compare-box{border-radius:var(--radius-card);overflow:hidden;background:#fff;box-shadow:var(--shadow-card);padding:28px;transition:transform .25s,box-shadow .25s}
.compare-box:hover{transform:translateY(-3px)}
.compare-box-old{border:1px solid var(--color-border)}
.compare-box-new{border:2px solid var(--color-primary);box-shadow:0 8px 20px rgba(13,111,168,.13)}
.compare-label{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;padding:7px 16px;border-radius:999px;margin-bottom:22px;background:var(--color-surface-deep);color:var(--color-muted)}
.compare-box-new .compare-label{background:var(--color-primary);color:#fff}
.compare-box h3{font-size:20px;font-weight:600;color:var(--color-ink);margin-bottom:12px}
.compare-box p{font-size:15px;color:var(--color-muted);line-height:1.8;margin-bottom:22px}
.compare-box ul{display:grid;gap:12px}
.compare-box li{display:flex;gap:10px;font-size:15px;line-height:1.6;color:var(--color-ink)}
.compare-box li i{margin-top:3px;font-size:13px}
.compare-box-old li i{color:#B8C5CE}
.compare-box-new li i{color:var(--color-accent)}
.compare-bar{grid-column:1/-1;background:#fff;border:1px solid rgba(211,226,235,.7);border-radius:14px;padding:20px 24px;display:flex;flex-wrap:wrap;gap:20px;align-items:center;justify-content:space-between;box-shadow:var(--shadow-card)}
.compare-bar-item{display:flex;align-items:center;gap:12px;font-size:14px;color:var(--color-muted)}
.compare-bar-item i{color:var(--color-accent);font-size:18px}
.compare-bar-item b{color:var(--color-ink);font-size:22px;font-variant-numeric:tabular-nums}
/* ===== FAQ ===== */
.faq-section{background:var(--color-bg)}
.faq-layout{display:grid;grid-template-columns:1fr 300px;gap:52px;align-items:start}
.faq-list{max-width:880px}
.faq-item{background:var(--color-surface);border-radius:14px;border:1px solid transparent;margin-bottom:14px;overflow:hidden;box-shadow:0 3px 10px rgba(15,58,86,.04);transition:border-color .2s,background .2s}
.faq-item.is-open{background:var(--color-primary-bg);border-color:var(--color-border)}
.faq-question{display:flex;align-items:center;justify-content:space-between;width:100%;text-align:left;padding:22px 24px;font-size:16px;font-weight:600;color:var(--color-ink);line-height:1.5;gap:20px}
.faq-icon{position:relative;width:26px;height:26px;flex-shrink:0;border-radius:50%;background:#fff;border:1px solid var(--color-border);transition:transform .3s, background .3s, border-color .3s}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--color-primary);border-radius:2px;transition:transform .3s}
.faq-icon::before{width:10px;height:2px;left:50%;top:50%;transform:translate(-50%,-50%)}
.faq-icon::after{width:2px;height:10px;left:50%;top:50%;transform:translate(-50%,-50%)}
.faq-item.is-open .faq-icon{transform:rotate(135deg);border-color:var(--color-primary);background:var(--color-primary)}
.faq-item.is-open .faq-icon::before,.faq-item.is-open .faq-icon::after{background:#fff}
.faq-answer{padding:0 24px 22px;font-size:15px;color:var(--color-muted);line-height:1.85;display:none}
.faq-item.is-open .faq-answer{display:block;animation:faqIn .25s ease}
@keyframes faqIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}
.faq-side{background:#fff;border:1px solid rgba(211,226,235,.7);border-radius:16px;padding:28px;box-shadow:var(--shadow-card)}
.faq-side i{font-size:28px;color:var(--color-primary);margin-bottom:14px}
.faq-side h4{font-size:18px;font-weight:600;margin-bottom:10px}
.faq-side p{font-size:14px;color:var(--color-muted);line-height:1.8;margin-bottom:20px}
/* ===== 资讯板块 ===== */
.news-section{background:var(--color-surface)}
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap}
.news-cols{display:grid;grid-template-columns:1.12fr .88fr;gap:32px;align-items:stretch}
.news-feature{background:var(--color-surface);border:1px solid rgba(211,226,235,.7);border-radius:16px;overflow:hidden;box-shadow:var(--shadow-card);display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s}
.news-feature:hover{transform:translateY(-3px);box-shadow:var(--shadow-card-hover)}
.news-feature-img{height:250px;overflow:hidden}
.news-feature-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.news-feature:hover .news-feature-img img{transform:scale(1.04)}
.news-feature-body{padding:26px 28px}
.reported-row{display:flex;align-items:center;gap:12px;margin-bottom:10px;flex-wrap:wrap}
.tag{display:inline-flex;align-items:center;background:var(--color-primary-bg);color:var(--color-primary-strong);font-size:12px;font-weight:600;padding:4px 13px;border-radius:999px}
.tag-accent{background:rgba(15,164,159,.12);color:var(--color-accent)}
.news-feature-body h3{font-size:22px;font-weight:700;line-height:1.5;margin-bottom:10px}
.news-feature-body p{font-size:15px;color:var(--color-muted);line-height:1.8;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;gap:18px;font-size:13px;color:var(--color-muted);margin-top:18px}
.news-meta i{color:var(--color-accent)}
.news-side-list{display:flex;flex-direction:column;gap:16px}
.news-mini{display:flex;gap:16px;background:var(--color-surface);border:1px solid rgba(211,226,235,.6);border-radius:14px;padding:16px;box-shadow:var(--shadow-card);transition:transform .2s, box-shadow .2s, border-color .2s}
.news-mini:hover{transform:translateY(-2px);box-shadow:var(--shadow-card-hover);border-color:var(--color-primary)}
.news-mini-img{width:88px;height:88px;flex-shrink:0;border-radius:10px;overflow:hidden}
.news-mini-img img{width:100%;height:100%;object-fit:cover}
.news-mini-body{flex:1;min-width:0;display:flex;flex-direction:column}
.news-mini-body h4{font-size:15px;font-weight:600;line-height:1.5;color:var(--color-ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:6px}
.news-mini-meta{font-size:12px;color:var(--color-muted);display:flex;gap:10px;align-items:center;margin-top:auto;flex-wrap:wrap}
.news-mini-meta i{color:var(--color-primary);font-size:11px}
.news-empty{border:2px dashed var(--color-border);background:var(--color-surface-deep);text-align:center;color:var(--color-muted);padding:44px 20px;border-radius:14px;font-size:15px}
/* ===== 表单转化 ===== */
.contact-section{background:var(--color-primary-bg);position:relative;overflow:hidden}
.contact-cols{display:grid;grid-template-columns:.9fr 1.1fr;gap:52px;align-items:center}
.contact-title{font-size:30px;font-weight:700;color:var(--color-ink);line-height:1.4;margin-bottom:16px}
.contact-subtitle{font-size:15px;color:var(--color-muted);line-height:1.9;max-width:440px}
.contact-list{margin-top:24px;display:grid;gap:14px}
.contact-list li{display:flex;gap:12px;font-size:15px;color:var(--color-ink)}
.contact-list i{color:var(--color-primary);margin-top:5px;font-size:13px}
.contact-card{background:var(--color-surface);border-radius:16px;padding:36px;box-shadow:0 16px 36px rgba(13,111,168,.12)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-item{margin-bottom:0}
.form-item.full{grid-column:1/-1}
.form-item label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;color:var(--color-ink)}
.form-item input,.form-item select,.form-item textarea{width:100%;border-radius:12px;padding:13px 16px;border:1px solid var(--color-border)}
.form-item textarea{min-height:110px;resize:vertical}
.form-submit-row{grid-column:1/-1;display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin-top:8px}
.form-submit{flex:1;min-width:200px}
.form-note{font-size:13px;color:var(--color-muted)}
/* ===== Footer ===== */
.site-footer{background:#123A55;color:#B9CDDB}
.footer-top{padding:64px 0 42px;display:grid;grid-template-columns:1.2fr .8fr .8fr 1fr;gap:42px}
.footer-brand .logo-brand{color:#fff}
.footer-brand .logo-glyph{margin-bottom:14px}
.footer-brand p{font-size:14px;line-height:1.9;color:#C6D7E3;margin:18px 0 0;max-width:320px}
.footer-title{font-size:15px;font-weight:600;color:#fff;margin-bottom:18px}
.footer-links{display:grid;gap:11px}
.footer-links a{font-size:14px;color:#B9CDDB;display:inline-flex;align-items:center;gap:9px;transition:color .2s, padding-left .2s}
.footer-links a:hover{color:#fff;padding-left:4px}
.footer-contact p{font-size:14px;color:#B9CDDB;display:flex;gap:12px;margin-bottom:10px;align-items:flex-start}
.footer-contact i{color:var(--color-primary);background:rgba(255,255,255,.08);border-radius:50%;width:27px;height:27px;display:flex;align-items:center;justify-content:center;font-size:12px;flex-shrink:0;margin-top:3px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding:20px 0;justify-content:space-between;flex-wrap:wrap;display:flex;gap:14px;color:#9FB8C8;font-size:13px}
.footer-bottom span{display:inline-flex;align-items:center;gap:8px}
/* ===== 响应式 ===== */
@media(max-width:1100px){
  .nav-wrap{gap:12px}
  .container{width:94%}
}
@media(max-width:991px){
  .menu-toggle{display:inline-flex;margin-left:4px}
  .nav-wrap{position:fixed;top:72px;left:0;right:0;background:#fff;border-bottom:1px solid var(--color-border);box-shadow:var(--shadow-card-hover);display:none;flex-direction:column;align-items:flex-start;padding:22px 6%;max-height:calc(100vh - 72px);overflow-y:auto;z-index:998}
  body.nav-open .nav-wrap{display:flex}
  .main-nav{flex-direction:column;align-items:flex-start;width:100%}
  .nav-link{width:100%;font-size:17px;padding:14px 10px;border-bottom:1px solid #EEF3F6}
  .nav-link::after{display:none}
  .header-actions{width:100%;flex-direction:row;align-items:center;margin-top:10px}
  .search-form{flex:1}
  .header-cta{display:none}
  .header-bar{min-height:64px}
  .logo-brand{font-size:19px}
  .hero-cols{grid-template-columns:1fr;gap:36px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .svc-wide,.svc-item{grid-column:span 6}
  .compare-grid{grid-template-columns:1fr}
  .faq-layout{grid-template-columns:1fr}
  .news-cols{grid-template-columns:1fr}
  .contact-cols{grid-template-columns:1fr;gap:40px}
  .section{padding:64px 0}
  .footer-top{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .container{width:92%}
  .section{padding:56px 0}
  .logo-brand{font-size:18px}
  .search-form{display:none}
  .hero{padding:64px 0 56px}
  .hero-sub{font-size:16px}
  .hero-frame img{height:230px}
  .hero-float-card{left:8px;bottom:10px;font-size:13px;max-width:220px;padding:10px 14px}
  .stats-grid{grid-template-columns:1fr;gap:16px}
  .svc-wide,.svc-item{grid-column:span 12;padding:24px}
  .svc-wide{flex-direction:column;align-items:flex-start}
  .svc-pic{width:100%;flex:none}
  .svc-pic img{height:160px;width:100%}
  .compare-box,.compare-box{padding:22px}
  .faq-question{padding:18px 16px;font-size:15px}
  .faq-answer{padding:0 16px 18px}
  .contact-card{padding:24px}
  .form-grid{grid-template-columns:1fr}
  .form-item.full{grid-column:auto}
  .contact-list{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr;gap:32px}
  .news-side-list{gap:12px}
  .news-mini{padding:13px}
  .news-mini-img{width:76px;height:76px}
  .news-feature-img{height:190px}
  .news-feature-body h3{font-size:20px}
  .compare-bar{flex-direction:column;align-items:flex-start}
}

/* roulang page: category1 */
:root{
  --primary:#0D6FA8;
  --primary-strong:#0A4F8A;
  --primary-bg:#E8F2F8;
  --bg:#F5F9FC;
  --surface:#FFFFFF;
  --surface-deep:#EDF4F9;
  --accent:#0FA49F;
  --ink:#16324A;
  --muted:#5A6A7A;
  --border:#D3E2EB;
  --radius-lg:14px;
  --radius-md:10px;
  --radius-pill:999px;
  --shadow-card:0 6px 16px rgba(15,58,86,.06);
  --shadow-hover:0 16px 32px rgba(15,58,86,.12);
  --sec-gap:96px;
  --font-main:system-ui,-apple-system,"Segoe UI",Roboto,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-main);
  background:var(--bg);
  color:var(--ink);
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
ul,ol{list-style:none}
.container{
  width:min(1240px,100% - 48px);
  margin-inline:auto;
}
.section{padding-block:var(--sec-gap)}
.section-tight{padding-block:64px}
.section-head{
  margin-bottom:44px;
  display:flex;
  flex-direction:column;
  gap:10px;
  max-width:860px;
}
.kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:var(--primary-bg);
  color:var(--primary-strong);
  padding:6px 16px;
  border-radius:var(--radius-pill);
  font-size:13px;
  font-weight:600;
  width:max-content;
  border:1px solid #dbeaf3;
}
.kicker i{font-size:12px}
.section-title{
  font-size:clamp(24px,3vw,34px);
  font-weight:700;
  line-height:1.3;
  letter-spacing:0;
}
.section-sub{
  color:var(--muted);
  font-size:16px;
  max-width:720px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:var(--radius-md);
  padding:12px 24px;
  background:var(--primary);
  color:#fff;
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  transition:background .2s,transform .2s,box-shadow .2s;
  box-shadow:0 4px 10px rgba(13,111,168,.15);
  text-align:center;
}
.btn:hover{
  background:var(--primary-strong);
  transform:translateY(-2px);
  box-shadow:0 8px 18px rgba(13,111,168,.22);
}
.btn:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:3px;
}
.btn-ghost{
  background:var(--surface);
  color:var(--primary-strong);
  border-color:var(--border);
  box-shadow:none;
}
.btn-ghost:hover{
  background:var(--primary-bg);
  color:var(--primary-strong);
  transform:translateY(-2px);
  box-shadow:var(--shadow-card);
}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-block{width:100%}

/* ===== Header ===== */
.site-header{
  background:var(--surface);
  border-bottom:1px solid var(--border);
  box-shadow:0 3px 10px rgba(15,58,86,.04);
  position:sticky;
  top:0;
  z-index:50;
}
.header-inner{
  height:72px;
  display:flex;
  align-items:center;
  gap:24px;
}
.brand-logo{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
  font-weight:700;
  color:var(--ink);
}
.logo-glyph{
  width:38px;
  height:38px;
  border-radius:10px;
  background:linear-gradient(135deg,var(--primary),#32a1b5);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  color:#fff;
  font-size:18px;
  box-shadow:0 6px 14px rgba(13,111,168,.18);
}
.logo-brand{
  font-size:19px;
  font-weight:700;
  white-space:nowrap;
}
.nav-wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex:1;
  gap:20px;
}
.main-nav{
  display:flex;
  align-items:center;
  gap:2px;
  margin-left:auto;
  margin-right:6px;
}
.nav-link{
  display:flex;
  align-items:center;
  height:72px;
  padding:0 14px;
  color:var(--muted);
  font-size:15px;
  font-weight:500;
  border-bottom:2px solid transparent;
  transition:color .2s;
}
.nav-wrap .nav-link{height:40px;border-bottom:0;position:relative;margin:0 2px}
.nav-wrap .nav-link:after{
  content:'';
  position:absolute;
  left:14px;
  right:14px;
  bottom:-2px;
  height:2px;
  background:var(--primary);
  border-radius:2px;
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .2s ease;
}
.nav-wrap .nav-link:hover{color:var(--primary)}
.nav-wrap .nav-link:hover:after{transform:scaleX(1)}
.nav-wrap .nav-link.active{color:var(--primary);font-weight:600}
.nav-wrap .nav-link.active:after{transform:scaleX(1)}
.header-actions{
  display:flex;
  align-items:center;
  gap:12px;
}
.search-form{
  width:180px;
  height:40px;
  background:#F1F6FA;
  border-radius:var(--radius-pill);
  display:flex;
  align-items:center;
  padding:0 6px 0 16px;
  border:1px solid transparent;
  transition:border .2s,box-shadow .2s,width .2s;
}
.search-form:focus-within{
  border-color:var(--primary);
  background:#fff;
  box-shadow:0 0 0 3px rgba(13,111,168,.1);
  width:220px;
}
.search-form input{
  flex:1;
  border:0;
  background:transparent;
  height:36px;
  outline:none;
  font-size:14px;
  min-width:0;
}
.search-form button{
  border:0;
  background:var(--primary);
  color:#fff;
  width:28px;
  height:28px;
  border-radius:50%;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  flex-shrink:0;
}
.header-cta{border-radius:var(--radius-pill)}
.mobile-toggle{
  display:none;
  width:40px;
  height:40px;
  border:1px solid var(--border);
  background:var(--surface);
  border-radius:10px;
  color:var(--ink);
  font-size:17px;
  cursor:pointer;
  align-items:center;
  justify-content:center;
}
.mobile-drawer{
  display:none;
  background:var(--surface);
  border-top:1px solid var(--border);
  padding:12px 0 18px;
}
.drawer-nav{
  display:flex;
  flex-direction:column;
}
.drawer-nav a{
  padding:13px 0;
  border-bottom:1px solid #edf4f8;
  color:var(--ink);
  font-weight:500;
}
.drawer-nav a.active{color:var(--primary)}
.drawer-actions{
  display:flex;
  gap:10px;
  padding-top:16px;
}
.drawer-search{
  margin-top:16px;
}
.drawer-search .search-form{
  width:100%;
}

/* ===== category hero ===== */
.cat-hero{
  position:relative;
  overflow:hidden;
  padding:92px 0 80px;
  background:
    linear-gradient(118deg,rgba(245,249,252,.97) 0%,rgba(232,242,248,.92) 48%,rgba(232,242,248,.78) 100%),
    url('/assets/images/backpic/back-2.webp') no-repeat center bottom/cover;
}
.cat-hero:after{
  content:'';
  position:absolute;
  right:-80px;
  top:-120px;
  width:380px;
  height:380px;
  background:radial-gradient(circle,rgba(255,255,255,.45),rgba(255,255,255,0) 70%);
  pointer-events:none;
}
.cat-hero .container{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  gap:64px;
  align-items:center;
}
.cat-hero-left{
  max-width:640px;
}
.cat-hero .btn-wrap{
  display:flex;
  gap:14px;
  margin-top:36px;
  flex-wrap:wrap;
}
.cat-hero-title{
  font-size:clamp(34px,5vw,52px);
  font-weight:700;
  line-height:1.2;
  margin-top:18px;
  margin-bottom:18px;
  color:var(--ink);
}
.cat-hero-desc{
  font-size:17px;
  line-height:2;
  color:#3c5568;
  margin-bottom:6px;
}
.cat-hero-meta{
  margin-top:30px;
  display:flex;
  flex-wrap:wrap;
  gap:10px 22px;
  padding-top:18px;
  border-top:1px solid #d3e2eb;
}
.cat-hero-meta span{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--muted);
  font-size:14px;
}
.cat-hero-meta i{color:var(--primary)}
.cat-hero-visual{
  border-radius:22px;
  overflow:hidden;
  box-shadow:0 20px 44px rgba(15,58,86,.14);
  position:relative;
  border:6px solid rgba(255,255,255,.7);
}
.cat-hero-visual img{
  width:100%;
  height:360px;
  object-fit:cover;
}
.visual-tag{
  position:absolute;
  left:18px;
  top:18px;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(4px);
  color:var(--primary-strong);
  border-radius:var(--radius-pill);
  padding:6px 14px;
  font-size:13px;
  font-weight:600;
  display:inline-flex;
  align-items:center;
  gap:8px;
  box-shadow:0 6px 16px rgba(15,58,86,.14);
}

/* service cards */
.service-grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:24px;
}
.service-card{
  border-radius:var(--radius-lg);
  border:1px solid var(--border);
  background:var(--surface);
  box-shadow:var(--shadow-card);
  transition:transform .25s,box-shadow .25s,border-color .2s;
}
.service-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
  border-color:#b9d5e8;
}
.service-card-wide{
  grid-column:span 6;
  display:grid;
  grid-template-columns:64px 1fr;
  gap:18px;
  padding:30px;
}
.service-card-standard{
  grid-column:span 4;
  padding:28px;
  display:flex;
  flex-direction:column;
  min-height:320px;
}
.icon-round{
  width:52px;
  height:52px;
  border-radius:14px;
  background:var(--primary-bg);
  color:var(--primary);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:20px;
}
.service-card-wide .icon-round{width:64px;height:64px;font-size:26px;border-radius:16px}
.service-card-title{
  font-size:19px;
  font-weight:600;
  margin:16px 0 8px;
  color:var(--ink);
}
.service-card-wide .service-card-title{margin-top:2px}
.service-card p{
  color:var(--muted);
  font-size:15px;
  line-height:1.85;
  margin-top:6px;
}
.service-points{
  margin-top:14px;
  display:flex;
  flex-direction:column;
  gap:8px;
}
.service-points li{
  display:flex;
  align-items:flex-start;
  gap:8px;
  color:#435d72;
  font-size:14px;
}
.service-points li i{
  color:var(--accent);
  margin-top:6px;
  font-size:12px;
}
.card-link{
  margin-top:auto;
  padding-left:0;
  color:var(--primary);
  font-weight:600;
  font-size:14px;
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.card-link i{font-size:12px;transition:transform .2s}
.service-card:hover .card-link i{transform:translateX(4px)}

/* scenario compare */
.compare-wrap{
  background:linear-gradient(180deg,#ffffff,#f0f6fb);
  border-bottom:1px solid #e2edf4;
}
.compare-box{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
}
.compare-col{
  border-radius:18px;
  padding:36px;
  background:var(--surface);
  box-shadow:var(--shadow-card);
}
.compare-col.left{
  background:#f7fafc;
  border:1px solid #e4edf3;
}
.compare-col.right{
  border:2px solid var(--primary);
  background:var(--surface);
  position:relative;
}
.compare-label{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:600;
  padding:6px 16px;
  border-radius:var(--radius-pill);
  background:#f1f4f6;
  color:var(--muted);
}
.compare-col.right .compare-label{
  background:var(--primary);
  color:#fff;
}
.compare-title{
  font-size:22px;
  margin-top:16px;
  color:var(--ink);
}
.compare-list{margin-top:20px;display:flex;flex-direction:column;gap:16px}
.compare-item{
  display:flex;
  gap:12px;
  align-items:flex-start;
}
.compare-check{
  width:24px;
  height:24px;
  border-radius:50%;
  background:#e6f6f5;
  color:var(--accent);
  font-size:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  margin-top:2px;
  flex-shrink:0;
}
.compare-cross{
  width:24px;
  height:24px;
  border-radius:50%;
  background:#f6eeee;
  color:#b26060;
  font-size:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  margin-top:2px;
  flex-shrink:0;
}
.compare-item p{
  font-size:15px;
  color:#3d586c;
  line-height:1.75;
}
.compare-bottom{
  margin-top:40px;
  background:rgba(255,255,255,.85);
  border:1px dashed #b8d3e4;
  border-radius:14px;
  display:flex;
  padding:18px 26px;
  gap:20px;
  flex-wrap:wrap;
  align-items:center;
  justify-content:center;
}
.metric-line{
  display:flex;
  flex-direction:column;
  gap:4px;
  text-align:center;
  min-width:150px;
}
.metric-line b{
  font-size:24px;
  color:var(--primary-strong);
  font-variant-numeric:tabular-nums;
}
.metric-line span{
  color:var(--muted);
  font-size:13px;
}

/* flow */
.flow-section{
  background:var(--bg);
}
.flow-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
  counter-reset:flow;
}
.flow-step{
  position:relative;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:30px 26px;
  box-shadow:var(--shadow-card);
  transition:transform .2s;
}
.flow-step:hover{transform:translateY(-3px)}
.flow-step:before{
  counter-increment:flow;
  content:counter(flow,decimal-leading-zero);
  position:absolute;
  top:-14px;
  right:24px;
  background:var(--primary);
  color:#fff;
  width:32px;
  height:32px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:13px;
  font-weight:700;
}
.flow-icon{
  width:42px;
  height:42px;
  border-radius:12px;
  background:var(--primary-bg);
  color:var(--primary);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:17px;
  margin-bottom:14px;
}
.flow-step h3{
  font-size:16px;
  margin-bottom:6px;
}
.flow-step p{
  font-size:14px;
  color:var(--muted);
  line-height:1.8;
}

/* feature split */
.feat-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:48px;
  align-items:center;
}
.feat-img-box{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-card);
}
.feat-img-box img{
  width:100%;
  height:370px;
  object-fit:cover;
}
.feat-img-box:after{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(30deg,rgba(13,111,168,.04),rgba(15,164,159,.06));
}
.feat-list{
  display:flex;
  flex-direction:column;
  gap:24px;
}
.feat-item{
  display:flex;
  gap:16px;
}
.feat-num{
  flex-shrink:0;
  width:38px;
  height:38px;
  background:var(--primary-bg);
  color:var(--primary);
  border-radius:10px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:16px;
  font-weight:700;
}
.feat-item h3{
  font-size:19px;
  font-weight:600;
  margin-bottom:4px;
}
.feat-item p{
  color:var(--muted);
  font-size:15px;
  line-height:1.85;
}

/* FAQ */
.faq-section{
  background:var(--surface);
}
.faq-wrap{
  max-width:880px;
  margin-inline:auto;
}
.faq-list{
  border-top:1px solid var(--border);
}
.faq-item{
  border-bottom:1px solid var(--border);
  transition:background .2s;
}
.faq-item.open{
  background:var(--primary-bg);
}
.faq-q{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:16px;
  padding:20px 12px;
  cursor:pointer;
  background:transparent;
  border:0;
  width:100%;
  font-weight:600;
  text-align:left;
  font-size:16px;
  color:var(--ink);
  transition:color .2s;
}
.faq-q:hover{color:var(--primary)}
.faq-q .fa{
  transition:transform .3s;
  font-size:14px;
  color:var(--primary);
  flex-shrink:0;
}
.faq-item.open .fa-chevron-right{transform:rotate(90deg)}
.faq-a{
  display:none;
  padding:0 12px 22px;
  color:var(--muted);
  line-height:1.95;
  font-size:15px;
}

/* CTA area */
.cta-section{
  background:linear-gradient(130deg,var(--primary-bg) 0%,#d7ebf5 100%);
}
.cta-box{
  background:var(--surface);
  border-radius:24px;
  padding:38px;
  box-shadow:0 20px 40px rgba(15,42,71,.08);
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:36px;
  border:1px solid #e0edf5;
}
.cta-info h2{
  font-size:28px;
  line-height:1.3;
}
.cta-info p{
  margin-top:14px;
  color:var(--muted);
  line-height:1.9;
}
.contact-form{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:14px;
}
.form-group{
  display:flex;
  flex-direction:column;
}
.form-group:last-child,.form-group.full{grid-column:span 2}
.form-control{
  width:100%;
  border-radius:10px;
  border:1px solid var(--border);
  background:#fbfdff;
  padding:11px 16px;
  font-size:15px;
  transition:border .2s,box-shadow .2s;
}
.form-control:focus{
  outline:none;
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(13,111,168,.12);
  background:#fff;
}
textarea.form-control{min-height:90px;resize:vertical}
.form-label{
  font-size:13px;
  margin-bottom:5px;
  color:#3b5368;
}

/* footer */
.site-footer{
  background:#123A55;
  color:#c7dcE6;
}
.site-footer .container{
  padding-top:58px;
  padding-bottom:22px;
}
.footer-top{
  display:grid;
  grid-template-columns:1.3fr .9fr 1fr 1.2fr;
  gap:32px;
}
.footer-brand .logo-glyph{
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.12);
}
.footer-brand .logo-brand{
  color:#fff;
  font-size:19px;
}
.footer-brand p{
  margin-top:12px;
  color:#a9c2cf;
  font-size:14px;
  line-height:1.9;
}
.footer-title{
  color:#fff;
  font-size:15px;
  margin-bottom:14px;
}
.footer-links{
  display:flex;
  flex-direction:column;
  gap:10px;
}
.footer-links a,.footer-contact a{
  color:#afcbd9;
  transition:color .2s;
  font-size:14px;
}
.footer-links a:hover,.footer-contact a:hover{
  color:#43a5dc;
}
.footer-contact{
  display:flex;
  flex-direction:column;
  gap:14px;
}
.footer-contact p{
  display:flex;
  flex-direction:column;
  gap:4px;
}
.footer-contact p i{
  color:#43a5dc;
  margin-bottom:5px;
}
.footer-contact p span{
  font-size:15px;
  line-height:1.5;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  margin-top:40px;
  padding-top:22px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:10px;
  color:#9bb6c4;
  font-size:13px;
}

/* responsive */
@media (max-width:1024px){
  .container{width:min(100% - 36px,1240px)}
  .cat-hero .container{gap:32px;grid-template-columns:1fr}
  .cat-hero{padding:64px 0}
  .cat-hero-visual{order:1}
  .cat-hero-left{order:0}
  .service-card-wide,.service-card-standard{grid-column:span 6}
  .flow-grid{grid-template-columns:repeat(2,1fr)}
  .compare-wrap{padding:64px 0}
  .footer-top{grid-template-columns:1fr 1fr}
  .cta-section{padding-block:72px}
}
@media (max-width:768px){
  :root{--sec-gap:64px}
  .section{padding-block:64px}
  .header-inner{
    height:58px;
  }
  .header-inner .main-nav,.header-inner .search-form{
    display:none;
  }
  .mobile-toggle{
    display:flex;
    margin-left:auto;
  }
  .mobile-drawer.open{
    display:block;
  }
  .brand-logo .logo-brand{font-size:17px}
  .header-cta{display:none}
  .cat-hero-title{font-size:34px}
  .cat-hero-desc{font-size:16px}
  .service-grid{grid-template-columns:1fr}
  .service-card,.service-card-wide,.service-card-standard{grid-column:span 1}
  .compare-box,.cta-box,.feat-grid{grid-template-columns:1fr}
  .compare-col{padding:28px}
  .flow-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr}
  .contact-form{grid-template-columns:1fr}
  .form-group.full,
  .form-group:last-child{grid-column:span 1}
  .section-title{font-size:28px}
}
@media (max-width:520px){
  .container{width:min(100% - 28px,1240px)}
  .service-card-wide{
    grid-template-columns:1fr;
  }
  .service-card-wide .service-card-title{margin-top:10px}
  .compare-col{padding:22px}
  .cta-box{padding:24px}
  .cat-hero-meta{flex-direction:column}
  .section-title{font-size:25px}
  .footer-contact p{font-size:14px}
}

/* roulang page: article */
:root{
  --primary:#0D6FA8;
  --primary-strong:#0A4F8A;
  --primary-bg:#E8F2F8;
  --bg:#F5F9FC;
  --surface:#FFFFFF;
  --surface-deep:#EDF4F9;
  --accent:#0FA49F;
  --ink:#16324A;
  --muted:#5A6A7A;
  --border:#D3E2EB;
  --ink-deep:#0E293B;
  --radius:14px;
  --radius-sm:10px;
  --shadow-1:0 6px 16px rgba(15,58,86,.06);
  --shadow-2:0 16px 32px rgba(15,58,86,.12);
  --container:1240px;
  --header-h:72px;
  --space-section:88px;
}
*,
*::before,
*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
ul,ol{margin:0;padding:0}
button,input{font:inherit;color:inherit}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section-pad{padding:var(--space-section) 0}
/* Header */
.site-header{
  position:sticky;top:0;z-index:120;
  background:var(--surface);
  border-bottom:1px solid var(--border);
  box-shadow:0 2px 10px rgba(15,58,86,.03);
}
.header-bar{display:flex;align-items:center;min-height:var(--header-h);gap:30px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;font-size:21px;font-weight:700;color:var(--ink)}
.brand .brand-icon{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,#0D6FA8,#55A7D0);
  color:#fff;display:flex;align-items:center;justify-content:center;font-size:17px;
  box-shadow:0 8px 18px rgba(13,111,168,.22);
}
.brand small{display:block;font-size:11px;font-weight:500;color:var(--muted);line-height:1.2;letter-spacing:.2px}
.navbar{
  flex:1;display:flex;align-items:center;justify-content:space-between;
  gap:20px;min-width:0;
}
.nav-main{display:flex;align-items:center;gap:30px}
.nav-link{
  position:relative;display:inline-block;padding:9px 2px;
  font-size:15px;font-weight:500;color:#3e546a;
  transition:color .22s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;
  background:var(--primary);border-radius:99px;
  transition:right .25s ease;
}
.nav-link:hover{color:var(--primary)}
.nav-link:hover::after{right:0}
.nav-link.active{color:var(--primary);font-weight:600}
.nav-link.active::after{right:0}
.nav-actions{display:flex;align-items:center;gap:14px}
.search-form{
  display:flex;align-items:center;gap:6px;height:38px;width:200px;
  padding:0 6px 0 16px;background:#F1F6FA;border:1px solid transparent;
  border-radius:999px;transition:border .2s, box-shadow .2s;
}
.search-form:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(13,111,168,.12);background:#fff}
.search-form input{border:0;background:transparent;outline:none;font-size:13px;flex:1;min-width:0}
.search-form button{
  width:30px;height:30px;border:0;background:var(--primary);color:#fff;
  border-radius:50%;display:flex;align-items:center;justify-content:center;
  cursor:pointer;transition:background .2s;
}
.search-form button:hover{background:var(--primary-strong)}
/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  border-radius:var(--radius-sm);padding:10px 20px;font-size:14px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:all .2s ease;line-height:1.4;
}
.btn-sm{padding:8px 16px;font-size:13px;border-radius:9px}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 5px 14px rgba(13,111,168,.24)}
.btn-primary:hover{background:var(--primary-strong);transform:translateY(-1px);box-shadow:0 8px 20px rgba(13,111,168,.30)}
.btn-primary:focus-visible{outline:2px solid #fff;outline-offset:2px;box-shadow:0 0 0 4px rgba(13,111,168,.3)}
.btn-outline{background:#fff;border-color:var(--border);color:var(--ink)}
.btn-outline:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-bg)}
.btn-light{background:#fff;color:#123A55}
.btn-light:hover{color:var(--primary)}
.mobile-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--border);
  background:#fff;border-radius:10px;align-items:center;justify-content:center;
  cursor:pointer;flex-direction:column;gap:5px;
}
.mobile-toggle span{display:block;width:19px;height:2px;background:var(--ink);border-radius:3px;transition:.25s}
.mobile-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.mobile-toggle.is-open span:nth-child(2){opacity:0}
.mobile-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
/* Page main */
.page-main{padding:56px 0 96px}
.article-split{display:flex;align-items:flex-start;gap:42px}
.article-primary{
  flex:1 1 62%;min-width:0;background:var(--surface);
  border:1px solid rgba(211,226,235,.7);border-radius:20px;
  box-shadow:var(--shadow-1);padding:52px 58px;
}
.article-aside{width:330px;flex-shrink:0;position:sticky;top:96px}
/* article head */
.breadcrumb-el{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:13px;color:var(--muted);margin-bottom:18px}
.breadcrumb-el a{color:#4d6f8c;transition:color .2s}
.breadcrumb-el a:hover{color:var(--primary)}
.breadcrumb-el .sep{color:#9ab3c4}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:18px;font-size:13px;color:var(--muted)}
.post-meta .post-tag{
  background:var(--primary-bg);color:var(--primary-strong);font-weight:600;
  padding:5px 12px;border-radius:999px;font-size:12px;
}
.post-meta .dot{opacity:.6}
.article-title{
  font-size:clamp(28px,3.6vw,40px);line-height:1.32;margin:0 0 24px;
  font-weight:800;letter-spacing:0;color:var(--ink);
}
.article-cover{
  border-radius:16px;overflow:hidden;margin:30px 0 34px;
  box-shadow:var(--shadow-1);
}
.article-cover img{width:100%;height:auto;max-height:420px;object-fit:cover}
/* article content */
.cms-content{font-size:16.5px;line-height:1.95;color:#254356}
.cms-content p{margin:0 0 1.5em}
.cms-content h2,.cms-content h3{color:#16324A;line-height:1.5;margin:2em 0 .9em}
.cms-content h2{font-size:25px;font-weight:700;border-left:4px solid var(--primary);padding-left:14px}
.cms-content h3{font-size:20px;font-weight:650;margin-top:1.8em}
.cms-content ul,.cms-content ol{margin:0 0 1.5em;padding-left:24px;display:grid;gap:5px}
.cms-content ul li{list-style:disc}
.cms-content ol li{list-style:decimal}
.cms-content a{color:var(--primary);border-bottom:1px solid rgba(13,111,168,.3);transition:.2s}
.cms-content a:hover{color:var(--primary-strong);border-color:currentColor}
.cms-content img{border-radius:14px;margin:16px 0;height:auto}
.cms-content blockquote{
  margin:1.8em 0;padding:18px 22px;border-left:4px solid var(--primary);
  background:var(--primary-bg);color:#285570;border-radius:0 12px 12px 0;
}
.cms-content table{width:100%;border-collapse:collapse;margin:24px 0;font-size:14.5px;background:#fff}
.cms-content th,.cms-content td{border:1px solid var(--border);padding:10px 12px}
.cms-content th{background:var(--surface-deep);color:#16324A;font-weight:600}
.cms-content hr{border:0;border-top:1px dashed var(--border);margin:2.5em 0}
.cms-content code{background:#eef5f9;color:#0b6b9c;padding:2px 6px;border-radius:6px;font-size:.9em}
.post-cta{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;
  padding:24px 26px;margin-top:44px;border-radius:16px;
  background:linear-gradient(100deg,#E8F2F8,#F7FBFD);border:1px solid #cfe0eb;
}
.post-cta strong{display:block;font-size:17px;color:#16324A;margin-bottom:3px}
.post-cta span{font-size:13.5px;color:var(--muted)}
/* Aside */
.side-card{
  background:#fff;border:1px solid var(--border);border-radius:16px;
  box-shadow:var(--shadow-1);padding:22px;margin-bottom:18px;
}
.side-card-title{display:flex;align-items:center;gap:8px;font-size:16px;font-weight:700;color:var(--ink);margin:0 0 15px}
.side-card-title i{color:var(--primary)}
.side-cat-link{
  display:flex;align-items:center;justify-content:space-between;
  background:var(--primary-bg);color:var(--primary-strong);
  padding:11px 14px;border-radius:10px;font-size:14px;font-weight:600;margin-bottom:8px;
  transition:.2s;
}
.side-cat-link:hover{background:#d8e9f5;transform:translateX(2px)}
.rel-card{display:flex;gap:12px;padding:11px 0;border-bottom:1px solid #e6f0f6}
.rel-card:last-child{border-bottom:0;padding-bottom:0}
.rel-thumb{width:92px;height:72px;object-fit:cover;border-radius:10px;background:var(--surface-deep);flex-shrink:0}
.rel-info{min-width:0}
.rel-info h4{margin:0 0 6px;font-size:13.5px;line-height:1.5;color:#2c4a60;font-weight:600}
.rel-info h4 a{transition:color .2s}
.rel-info h4 a:hover{color:var(--primary)}
.rel-info .rel-desc{font-size:12px;color:var(--muted);margin:0 0 7px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-info .rel-btn{font-size:12px;color:var(--primary);font-weight:600}
.side-btn{
  display:flex;align-items:center;justify-content:center;gap:8px;background:#fff;
  color:#23567d;border:1px solid var(--border);border-radius:10px;
  padding:11px 14px;font-size:13px;font-weight:600;transition:.2s;
}
.side-btn:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-bg)}
/* NotFound */
.notfound-box{padding:48px 32px;text-align:center}
.notfound-box i{font-size:42px;color:#97b5c6;margin-bottom:14px}
.notfound-box h2{font-size:24px;color:var(--ink);margin:0 0 10px}
.notfound-box p{color:var(--muted);font-size:15px;margin:0 0 22px}
/* Footer */
.site-footer{
  background:var(--ink-deep);color:#dce9f2;
  padding:68px 0 20px;margin-top:20px;
}
.footer-top{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:42px;
  padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.09);
}
.footer-brand .logo-glyph{
  width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.12);border-radius:10px;color:#7ec9ec;font-size:17px;
}
.footer-brand .logo-brand{
  font-size:22px;font-weight:700;color:#fff;
}
.footer-brand p{color:#a9c2d2;font-size:13.5px;line-height:1.9;margin:12px 0 0;max-width:300px}
.footer-title{color:#fff;font-size:16px;font-weight:700;margin:0 0 18px}
.footer-links{display:grid;gap:10px}
.footer-links a{color:#a9c2d2;font-size:13.5px;transition:.2s;display:inline-flex;align-items:center;gap:6px}
.footer-links a::before{content:"›";color:#4c8db5;font-weight:600}
.footer-links a:hover{color:#fff}
.footer-contact{display:grid;gap:12px}
.footer-contact p{display:flex;gap:10px;align-items:flex-start;margin:0;color:#b7cddb;font-size:13.5px;line-height:1.6}
.footer-contact i{color:#7ec9ec;margin-top:5px;width:18px;text-align:center}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  padding-top:24px;color:#7f9aac;font-size:13px;
}
.footer-bottom i{margin-right:3px}
/* Mobile Menu */
@media (max-width:1100px){
  .nav-main{gap:18px}
  .search-form{width:170px}
}
@media (max-width:920px){
  :root{--header-h:60px}
  .header-bar{flex-wrap:wrap;min-height:var(--header-h);padding:10px 0}
  .mobile-toggle{display:flex}
  .navbar{
    flex-basis:100%;display:none;flex-direction:column;align-items:stretch;
    background:#fff;padding:14px 14px 18px;border-top:1px solid var(--border);
    border-radius:0 0 16px 16px;box-shadow:var(--shadow-2);
  }
  .navbar.is-open{display:flex}
  .nav-main{flex-wrap:wrap;gap:6px 20px;padding:6px 2px 12px}
  .nav-actions{width:100%}
  .search-form{width:100%;flex:1}
  .mobile-toggle.is-open{position:absolute;top:12px;right:20px}
}
@media (max-width:768px){
  .header-bar{gap:12px}
  .brand{font-size:19px}
  .brand .brand-icon{width:34px;height:34px}
  .article-split{flex-direction:column}
  .article-aside{width:100%;position:static}
  .article-primary{padding:30px 22px;border-radius:16px}
  .article-primary{flex-basis:auto}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:560px){
  .container{padding:0 16px}
  .page-main{padding:36px 0 60px}
  .article-split{gap:28px}
  .article-primary{padding:24px 18px}
  .footer-top{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;padding-top:18px}
  .btn.header-cta{display:none}
}

/* roulang page: category2 */
:root{
  --c-primary:#0D6FA8;
  --c-primary-strong:#0A4F8A;
  --c-primary-bg:#E8F2F8;
  --c-bg:#F5F9FC;
  --c-surface:#FFFFFF;
  --c-surface-deep:#EDF4F9;
  --c-accent:#0FA49F;
  --c-ink:#16324A;
  --c-muted:#5A6A7A;
  --c-border:#D3E2EB;
  --c-footer:#123A55;
  --c-footer-deep:#0E293B;
  --radius-card:14px;
  --radius-btn:10px;
  --shadow-card:0 6px 16px rgba(15,58,86,.06);
  --shadow-card-hover:0 16px 32px rgba(15,58,86,.12);
  --font-stack:system-ui,-apple-system,"Segoe UI",Roboto,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-stack);
  background:var(--c-bg);
  color:var(--c-ink);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit;transition:color .2s ease}
button,input,textarea{font-family:inherit}
button{cursor:pointer}
.container{
  max-width:1240px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
.section{padding:96px 0}
.section.compact{padding:64px 0}
.section-head{
  max-width:780px;
  margin-bottom:48px;
}
.section-kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  font-weight:600;
  color:var(--c-primary);
  background:var(--c-primary-bg);
  border-radius:999px;
  padding:6px 14px;
  margin-bottom:18px;
}
.section-head h2{
  font-size:clamp(28px,4vw,36px);
  line-height:1.3;
  font-weight:700;
  letter-spacing:0;
  color:var(--c-ink);
}
.section-head p{
  margin-top:16px;
  color:var(--c-muted);
  font-size:17px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:var(--radius-btn);
  font-weight:600;
  border:1px solid transparent;
  transition:all .2s ease;
}
.btn-sm{
  height:40px;
  padding:0 18px;
  font-size:14px;
}
.btn-md{
  height:48px;
  padding:0 26px;
  font-size:16px;
}
.btn-primary{
  background:var(--c-primary);
  color:#fff;
  box-shadow:0 4px 12px rgba(13,111,168,.22);
}
.btn-primary:hover{
  background:var(--c-primary-strong);
  transform:translateY(-2px);
  box-shadow:0 8px 20px rgba(13,111,168,.28);
}
.btn-outline{
  background:#fff;
  border-color:var(--c-border);
  color:var(--c-ink);
}
.btn-outline:hover{
  border-color:var(--c-primary);
  color:var(--c-primary);
  transform:translateY(-2px);
}
.btn:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,button:focus-visible{
  outline:2px solid var(--c-primary);
  outline-offset:3px;
  border-radius:10px;
}

.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid rgba(211,226,235,.8);
  box-shadow:0 2px 12px rgba(15,58,86,.04);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:28px;
  height:72px;
}
.brand-logo{
  display:flex;
  align-items:center;
  gap:11px;
  flex-shrink:0;
}
.logo-glyph{
  width:42px;
  height:42px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:var(--c-primary);
  color:#fff;
  border-radius:12px;
  font-size:18px;
  box-shadow:0 4px 12px rgba(13,111,168,.22);
}
.logo-text{
  font-size:21px;
  font-weight:700;
  color:var(--c-ink);
  line-height:1.2;
  white-space:nowrap;
  letter-spacing:0;
}
.nav-wrap{
  margin-left:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  flex:1;
}
.main-nav{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:auto;
}
.nav-link{
  position:relative;
  display:block;
  padding:8px 14px;
  font-size:15px;
  font-weight:600;
  color:var(--c-muted);
  border-radius:10px;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:14px;
  right:14px;
  bottom:2px;
  height:2px;
  background:var(--c-primary);
  border-radius:2px;
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .24s ease;
}
.nav-link:hover{
  color:var(--c-primary);
  background:var(--c-primary-bg);
}
.nav-link.active{
  color:var(--c-primary);
}
.nav-link.active::after{
  transform:scaleX(1);
}
.header-actions{
  display:flex;
  align-items:center;
  gap:14px;
  flex-shrink:0;
}
.search-form{
  display:flex;
  align-items:center;
  width:206px;
  height:40px;
  background:rgba(232,242,248,.7);
  border:1px solid var(--c-border);
  border-radius:999px;
  padding-left:14px;
  overflow:hidden;
  transition:border .2s ease,box-shadow .2s ease;
}
.search-form:focus-within{
  border-color:var(--c-primary);
  box-shadow:0 0 0 4px rgba(13,111,168,.1);
  background:#fff;
}
.search-form input{
  flex:1;
  min-width:0;
  border:none;
  background:transparent;
  font-size:14px;
  color:var(--c-ink);
  outline:none;
}
.search-form button{
  width:42px;
  height:40px;
  border:none;
  background:transparent;
  color:var(--c-muted);
  font-size:14px;
  transition:color .2s ease,background .2s ease;
}
.search-form button:hover{
  color:var(--c-primary);
}
.menu-toggle{
  display:none;
  width:42px;
  height:42px;
  border:1px solid var(--c-border);
  background:#fff;
  color:var(--c-ink);
  border-radius:12px;
  font-size:16px;
  align-items:center;
  justify-content:center;
}

.hero-cat{
  position:relative;
  padding:96px 0 80px;
  background:linear-gradient(60deg,var(--c-primary-bg) 0%,#F0F7FB 62%,#F7FAFD 100%);
  overflow:hidden;
}
.hero-cat::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(to right,rgba(255,255,255,.88) 0%,rgba(255,255,255,.72) 50%,rgba(255,255,255,.34) 100%);
  z-index:1;
}
.hero-bg-image{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  z-index:0;
}
.hero-content{
  position:relative;
  z-index:2;
  max-width:1280px;
  margin:0 auto;
  display:grid;
  grid-template-columns:minmax(0,1.15fr) minmax(320px,420px);
  gap:64px;
  align-items:center;
  padding-left:24px;
  padding-right:24px;
}
.hero-copy{
  max-width:680px;
}
.hero-copy .section-kicker{
  background:rgba(255,255,255,.88);
  border:1px solid rgba(255,255,255,.75);
}
.hero-copy h1{
  font-size:clamp(38px,5.4vw,58px);
  line-height:1.18;
  font-weight:700;
  color:var(--c-ink);
  margin:16px 0 20px;
}
.hero-copy p{
  font-size:18px;
  color:var(--c-muted);
  line-height:1.9;
  max-width:590px;
  margin-bottom:32px;
}
.hero-actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
}
.hero-proof{
  display:flex;
  gap:18px;
  margin-top:34px;
}
.hero-proof li{
  list-style:none;
  font-size:13px;
  color:var(--c-muted);
  display:flex;
  align-items:center;
  gap:6px;
}
.hero-proof i{
  color:var(--c-accent);
}
.hero-panel{
  position:relative;
  z-index:2;
}
.panel-card{
  background:#fff;
  border:1px solid var(--c-border);
  border-radius:20px;
  box-shadow:0 22px 50px rgba(15,58,86,.12);
  padding:28px;
}
.panel-title{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:16px;
  font-weight:700;
  color:var(--c-ink);
  padding-bottom:14px;
  border-bottom:1px dashed var(--c-border);
  margin-bottom:18px;
}
.panel-title span{
  width:38px;
  height:38px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:var(--c-primary-bg);
  color:var(--c-primary);
  border-radius:11px;
  font-size:16px;
}
.panel-item{
  display:flex;
  align-items:center;
  gap:12px;
  padding:11px 0;
  border-bottom:1px solid #F0F4F8;
}
.panel-item:last-child{
  border-bottom:none;
}
.dot{
  width:9px;
  height:9px;
  border-radius:50%;
  background:var(--c-primary);
  flex-shrink:0;
}
.dot.light{
  background:var(--c-accent);
}
.panel-item b{
  font-size:15px;
  font-weight:600;
  display:block;
  line-height:1.3;
}
.panel-item small{
  font-size:13px;
  color:var(--c-muted);
}
.panel-note{
  margin-top:16px;
  background:var(--c-primary-bg);
  border-radius:12px;
  padding:12px 14px;
  font-size:14px;
  color:var(--c-ink);
  font-weight:500;
}
.panel-note i{
  color:var(--c-primary);
  margin-right:8px;
}

.channel-map{
  background:#fff;
}
.map-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:18px;
}
.map-card{
  background:var(--c-surface);
  border:1px solid var(--c-border);
  border-radius:16px;
  padding:28px;
  transition:transform .22s ease,box-shadow .22s ease;
  position:relative;
}
.map-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-card-hover);
}
.map-card.wide{
  grid-column:1 / -1;
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:26px;
  align-items:center;
}
.map-icon{
  width:48px;
  height:48px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:var(--c-primary-bg);
  color:var(--c-primary);
  border-radius:13px;
  font-size:19px;
  margin-bottom:18px;
}
.map-card h3{
  font-size:20px;
  font-weight:700;
  color:var(--c-ink);
  margin-bottom:12px;
}
.map-card p{
  font-size:15px;
  color:var(--c-muted);
  line-height:1.8;
}
.map-list{
  margin-top:16px;
  display:grid;
  gap:9px;
}
.map-list li{
  list-style:none;
  display:flex;
  align-items:flex-start;
  gap:8px;
  font-size:14px;
  color:var(--c-ink);
}
.map-list i{
  color:var(--c-accent);
  font-size:13px;
  margin-top:5px;
}
.map-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-top:18px;
  font-size:14px;
  font-weight:600;
  color:var(--c-primary);
}
.map-link i{
  transition:transform .2s ease;
}
.map-card:hover .map-link i{
  transform:translateX(4px);
}

.guide-photo{
  display:flex;
  align-items:center;
  justify-content:center;
}
.guide-photo img{
  width:100%;
  height:230px;
  object-fit:cover;
  border-radius:16px;
  box-shadow:var(--shadow-card);
}

.context-section{
  background:var(--c-bg);
}
.context-grid{
  display:grid;
  grid-template-columns:minmax(0,1.02fr) minmax(320px,.98fr);
  gap:54px;
  align-items:center;
}
.context-img img{
  width:100%;
  border-radius:20px;
  box-shadow:var(--shadow-card-hover);
  height:420px;
  object-fit:cover;
}
.context-body h2{
  font-size:clamp(28px,3.4vw,36px);
  line-height:1.3;
  margin-bottom:20px;
  font-weight:700;
}
.context-text{
  font-size:17px;
  color:var(--c-muted);
  margin-bottom:22px;
}
.context-list{
  display:grid;
  gap:14px;
}
.context-list li{
  list-style:none;
  display:flex;
  gap:13px;
  align-items:flex-start;
  padding:15px 16px;
  background:#fff;
  border:1px solid #EAF1F6;
  border-radius:14px;
  box-shadow:0 2px 8px rgba(15,58,86,.03);
  transition:transform .2s ease,box-shadow .2s ease;
}
.context-list li:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-card);
}
.context-list i{
  color:var(--c-primary);
  font-size:16px;
  margin-top:5px;
  width:26px;
  height:26px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:var(--c-primary-bg);
  border-radius:8px;
}
.context-list h4{
  font-size:16px;
  font-weight:700;
  color:var(--c-ink);
  margin-bottom:4px;
}
.context-list p{
  font-size:15px;
  color:var(--c-muted);
  line-height:1.7;
}

.process-strip{
  background:var(--c-primary-bg);
}
.process-wrap{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:26px;
  counter-reset:step;
}
.process-item{
  position:relative;
  background:var(--c-surface);
  border-radius:18px;
  padding:34px 28px;
  box-shadow:var(--shadow-card);
  transition:transform .22s ease,box-shadow .22s ease;
}
.process-item:hover{
  transform:translateY(-5px);
  box-shadow:var(--shadow-card-hover);
}
.process-item::before{
  counter-increment:step;
  content:counter(step,decimal-leading-zero);
  position:absolute;
  top:24px;
  right:22px;
  font-size:34px;
  font-weight:700;
  color:var(--c-primary-bg);
  font-variant-numeric:tabular-nums;
}
.process-icon{
  width:52px;
  height:52px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:var(--c-primary);
  color:#fff;
  font-size:19px;
  border-radius:14px;
  margin-bottom:20px;
  box-shadow:0 6px 14px rgba(13,111,168,.2);
}
.process-item h3{
  font-size:19px;
  font-weight:700;
  color:var(--c-ink);
  margin-bottom:10px;
}
.process-item p{
  font-size:15px;
  color:var(--c-muted);
  line-height:1.8;
}

.cta-guide{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:18px;
  margin-top:24px;
}
.cta-guide-card{
  position:relative;
  border-radius:18px;
  overflow:hidden;
  background:var(--c-surface-deep);
  border:1px solid var(--c-border);
  padding:24px;
  min-height:150px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  transition:transform .2s ease,box-shadow .2s ease;
}
.cta-guide-card:hover{
  transform:translateY(-3px);
  box-shadow:var(--shadow-card);
}
.cta-guide-card h4{
  font-size:18px;
  font-weight:700;
  color:var(--c-ink);
  margin-bottom:8px;
}
.cta-guide-card p{
  font-size:15px;
  color:var(--c-muted);
  line-height:1.8;
  margin-bottom:14px;
}
.cta-guide-card a{
  font-weight:600;
  color:var(--c-primary);
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:15px;
}

.faq-safe{
  background:#fff;
}
.faq-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) 300px;
  gap:40px;
  align-items:start;
}
.faq-list{
  max-width:880px;
}
.faq-item{
  background:#fff;
  border:1px solid var(--c-border);
  border-radius:16px;
  margin-bottom:14px;
  overflow:hidden;
  transition:box-shadow .2s ease,border-color .2s ease;
}
.faq-item[open]{
  border-color:var(--c-primary);
  box-shadow:0 8px 20px rgba(13,111,168,.08);
}
.faq-item summary{
  list-style:none;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:18px;
  padding:20px 22px;
  font-size:17px;
  font-weight:600;
  color:var(--c-ink);
  cursor:pointer;
  line-height:1.5;
  transition:background .2s ease;
}
.faq-item summary::-webkit-details-marker{
  display:none;
}
.faq-item summary:hover{
  background:var(--c-primary-bg);
}
.faq-item summary .faq-icon{
  width:34px;
  height:34px;
  border-radius:50%;
  background:var(--c-primary-bg);
  color:var(--c-primary);
  display:flex;
  align-items:center;
  justify-content:center;
  flex-shrink:0;
  transition:transform .25s ease,background .2s ease,color .2s ease;
  font-size:14px;
}
.faq-item[open] summary{
  background:var(--c-primary-bg);
}
.faq-item[open] summary .faq-icon{
  transform:rotate(45deg);
  background:var(--c-primary);
  color:#fff;
}
.faq-ans{
  padding:4px 22px 20px;
  color:var(--c-muted);
  font-size:15px;
  line-height:1.85;
}
.faq-note{
  background:var(--c-surface-deep);
  border-radius:18px;
  padding:22px;
  position:sticky;
  top:100px;
}
.faq-note h4{
  font-size:17px;
  color:var(--c-ink);
  margin-bottom:10px;
}
.faq-note p{
  font-size:15px;
  color:var(--c-muted);
  line-height:1.8;
  margin-bottom:16px;
}
.faq-note a{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--c-primary);
  font-weight:600;
  font-size:15px;
}
.save-photo{
  display:flex;
  align-items:center;
  justify-content:center;
}
.save-photo img{
  width:100%;
  height:200px;
  object-fit:cover;
  border-radius:16px;
  box-shadow:var(--shadow-card);
}

.final-cta{
  background:var(--c-footer);
  color:#fff;
  position:relative;
  overflow:hidden;
}
.final-cta::before{
  content:"";
  position:absolute;
  right:-100px;
  top:-120px;
  width:440px;
  height:440px;
  background:rgba(255,255,255,.05);
  border-radius:50%;
}
.final-cta .cta-inner{
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  gap:40px;
  align-items:center;
  padding:48px 0;
}
.final-cta h2{
  font-size:clamp(26px,3vw,34px);
  color:#fff;
  font-weight:700;
  margin-bottom:14px;
}
.final-cta p{
  color:rgba(255,255,255,.82);
  font-size:16px;
  max-width:620px;
  line-height:1.8;
}
.final-cta .btn{
  background:#fff;
  color:var(--c-footer);
  font-size:16px;
  height:50px;
  padding:0 28px;
}
.final-cta .btn:hover{
  background:var(--c-primary-bg);
  color:var(--c-primary-strong);
}
.final-cta .ghost-btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:transparent;
  border:1px solid rgba(255,255,255,.5);
  color:#fff;
  font-size:15px;
  border-radius:10px;
  padding:0 20px;
  height:46px;
  margin-left:12px;
  transition:background .2s ease,border-color .2s ease;
}
.final-cta .ghost-btn:hover{
  background:rgba(255,255,255,.12);
  border-color:#fff;
}

.site-footer{
  background:var(--c-footer-deep);
  color:rgba(255,255,255,.82);
  padding:72px 0 28px;
}
.footer-top{
  display:grid;
  grid-template-columns:1.8fr .8fr 1fr 1fr;
  gap:40px;
  margin-bottom:44px;
}
.footer-brand .logo-brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:20px;
  font-weight:700;
  color:#fff;
}
.footer-brand p{
  margin-top:16px;
  max-width:360px;
  font-size:14px;
  line-height:1.8;
  color:rgba(255,255,255,.7);
}
.footer-title{
  color:#fff;
  font-size:16px;
  font-weight:700;
  margin-bottom:18px;
}
.footer-links{
  display:grid;
  gap:12px;
}
.footer-links a{
  font-size:14px;
  color:rgba(255,255,255,.72);
  transition:color .2s ease;
}
.footer-links a:hover{
  color:#fff;
}
.footer-contact{
  display:grid;
  gap:18px;
}
.footer-contact p{
  display:flex;
  gap:12px;
  font-size:14px;
  color:rgba(255,255,255,.74);
  line-height:1.6;
}
.footer-contact i{
  color:var(--c-accent);
  margin-top:4px;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);
  padding-top:24px;
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:8px;
  font-size:14px;
  color:rgba(255,255,255,.6);
}

@media (max-width:1024px){
  .section{padding:72px 0}
  .hero-content{grid-template-columns:1fr;gap:40px}
  .hero-copy{max-width:720px}
  .hero-panel{max-width:680px}
  .context-grid,.map-card.wide{grid-template-columns:1fr}
  .context-img img{height:300px}
  .footer-top{grid-template-columns:1fr 1fr}
  .final-cta .cta-inner{grid-template-columns:1fr}
}

@media (max-width:840px){
  .site-header .header-inner{height:auto;flex-wrap:wrap;padding-top:12px;padding-bottom:12px;position:relative}
  .header-inner{gap:14px}
  .menu-toggle{
    display:inline-flex;
    margin-left:auto;
  }
  .nav-wrap{
    display:none;
    flex-basis:100%;
    flex-direction:column;
    align-items:stretch;
    margin-left:0;
    padding-top:14px;
    border-top:1px solid var(--c-border);
  }
  .nav-wrap.open{
    display:flex;
  }
  .main-nav{
    flex-direction:column;
    align-items:stretch;
    margin-left:0;
    width:100%;
    gap:6px;
  }
  .nav-link{
    display:block;
    padding:12px 10px;
    border-radius:12px;
  }
  .nav-link::after{
    display:none;
  }
  .header-actions{
    width:100%;
    gap:10px;
  }
  .search-form{
    flex:1;
    width:auto;
  }
  .header-cta{
    white-space:nowrap;
  }
  .section{padding:56px 0}
  .section-head h2{font-size:28px}
  .map-grid,.process-wrap,.context-grid,.faq-grid,.cta-guide{
    grid-template-columns:1fr;
  }
  .process-item::before{font-size:30px}
  .footer-top{
    grid-template-columns:1fr;
  }
  .footer-bottom{
    flex-direction:column;
  }
  .faq-note{
    position:static;
  }
}

@media (max-width:520px){
  .container{padding-left:16px;padding-right:16px}
  .logo-text{font-size:17px;white-space:normal}
  .logo-glyph{width:38px;height:38px}
  .hero-cat{padding-top:52px;padding-bottom:48px}
  .hero-content{grid-template-columns:1fr;padding-left:16px;padding-right:16px}
  .hero-copy h1{font-size:36px}
  .hero-copy p{font-size:16px}
  .hero-actions .btn{
    width:100%;
  }
  .hero-proof{
    flex-direction:column;
    gap:10px;
    padding-left:0;
  }
  .panel-card{padding:20px}
  .map-card{padding:22px}
  .process-item{padding:26px 20px}
  .final-cta .ghost-btn{margin-left:0;margin-top:10px}
  .header-cta span{display:none}
}

/* roulang page: category3 */
:root {
      --color-primary: #0D6FA8;
      --color-primary-strong: #0A4F8A;
      --color-primary-bg: #E8F2F8;
      --color-bg: #F5F9FC;
      --color-surface: #FFFFFF;
      --color-surface-deep: #EDF4F9;
      --color-accent: #0FA49F;
      --color-ink: #16324A;
      --color-muted: #5A6A7A;
      --color-border: #D3E2EB;
      --radius: 14px;
      --radius-sm: 10px;
      --shadow-sm: 0 6px 16px rgba(15, 58, 86, .06);
      --shadow-md: 0 16px 32px rgba(15, 58, 86, .12);
      --font-family: system-ui, -apple-system, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }

    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      font-family: var(--font-family);
      font-size: 16px;
      line-height: 1.75;
      color: var(--color-ink);
      background: var(--color-bg);
      -webkit-font-smoothing: antialiased;
    }

    body.no-scroll { overflow: hidden; }
    img { display: block; max-width: 100%; height: auto; }
    a { color: var(--color-primary); text-decoration: none; transition: color .2s ease; }
    button, input, textarea { font-family: inherit; font-size: inherit; }
    h1, h2, h3, h4, p { margin-top: 0; }
    ul { margin: 0; padding: 0; list-style: none; }

    .container {
      width: 100%;
      max-width: 1240px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 24px;
      padding-right: 24px;
    }

    .section { padding: 88px 0; }

    .section-head { max-width: 780px; margin: 0 auto 44px; }
    .section-head.center { text-align: center; }
    .section-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px 14px;
      border-radius: 999px;
      background: var(--color-primary-bg);
      color: var(--color-primary-strong);
      font-size: 13px;
      font-weight: 600;
      line-height: 1.4;
      margin-bottom: 14px;
      letter-spacing: .02em;
    }
    .section-title { font-size: clamp(28px, 3.6vw, 38px); line-height: 1.3; font-weight: 700; margin-bottom: 12px; }
    .section-desc { color: var(--color-muted); font-size: 16px; margin-bottom: 0; }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      border-radius: var(--radius-sm);
      font-weight: 600;
      border: 1px solid transparent;
      cursor: pointer;
      font-family: var(--font-family);
      text-align: center;
      line-height: 1.4;
      transition: background .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease, transform .2s ease;
    }

    .btn-primary {
      background: var(--color-primary);
      color: #fff;
      box-shadow: 0 6px 12px rgba(13, 111, 168, .18);
    }

    .btn-primary:hover {
      background: var(--color-primary-strong);
      color: #fff;
      transform: translateY(-1px);
    }

    .btn-outline {
      border-color: var(--color-border);
      color: var(--color-ink);
      background: transparent;
    }

    .btn-outline:hover {
      border-color: var(--color-primary);
      color: var(--color-primary);
      background: rgba(13, 111, 168, .05);
    }

    .btn-white {
      background: #fff;
      color: var(--color-primary-strong);
      box-shadow: 0 8px 20px rgba(4, 32, 56, .12);
    }

    .btn-white:hover {
      background: #F1F6FA;
      color: var(--color-primary-strong);
      transform: translateY(-1px);
    }

    .btn-outline-light {
      border-color: rgba(255, 255, 255, .65);
      color: #fff;
      background: transparent;
    }

    .btn-outline-light:hover {
      border-color: #fff;
      color: #fff;
      background: rgba(255, 255, 255, .12);
    }

    .btn-sm { padding: 9px 18px; font-size: 14px; }
    .btn-md { padding: 13px 26px; font-size: 15px; }
    .btn-lg { padding: 15px 32px; font-size: 16px; }

    .btn:focus-visible,
    .nav-toggle:focus-visible,
    .nav-link:focus-visible,
    .search-form button:focus-visible {
      outline: 2px solid var(--color-primary);
      outline-offset: 3px;
      border-radius: 8px;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: var(--color-surface);
      border-bottom: 1px solid var(--color-border);
      box-shadow: 0 1px 8px rgba(15, 58, 86, .04);
    }

    .header-bar {
      display: flex;
      align-items: center;
      gap: 16px;
      min-height: 72px;
    }

    .brand-logo {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      flex-shrink: 0;
      margin-right: 8px;
    }

    .logo-glyph {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 38px;
      height: 38px;
      border-radius: 10px;
      background: var(--color-primary);
      color: #fff;
      font-size: 18px;
    }

    .logo-brand {
      font-size: 20px;
      font-weight: 800;
      color: var(--color-ink);
      white-space: nowrap;
      letter-spacing: 0;
    }

    .nav-wrap {
      display: flex;
      flex: 1;
      align-items: center;
      gap: 18px;
      min-width: 0;
    }

    .main-nav {
      display: flex;
      align-items: center;
      gap: 28px;
      margin: 0 auto;
    }

    .nav-link {
      position: relative;
      display: inline-block;
      padding: 24px 2px;
      font-weight: 500;
      color: var(--color-ink);
      white-space: nowrap;
      letter-spacing: .01em;
    }

    .nav-link::after {
      content: "";
      position: absolute;
      left: 0;
      right: 100%;
      bottom: 0;
      height: 3px;
      border-radius: 3px;
      background: var(--color-primary);
      transition: right .25s ease;
    }

    .nav-link:hover { color: var(--color-primary); }
    .nav-link:hover::after { right: 0; }

    .nav-link.active {
      color: var(--color-primary);
      font-weight: 700;
    }

    .nav-link.active::after { right: 0; }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 14px;
      margin-left: auto;
    }

    .search-form {
      display: flex;
      align-items: center;
      gap: 8px;
      width: 220px;
      height: 40px;
      padding: 0 6px 0 16px;
      background: #F1F6FA;
      border: 1px solid transparent;
      border-radius: 999px;
      transition: border-color .2s, background .2s, box-shadow .2s;
    }

    .search-form input {
      border: 0;
      outline: 0;
      background: transparent;
      min-width: 0;
      flex: 1;
      font-size: 14px;
      color: var(--color-ink);
    }

    .search-form input::placeholder { color: #8A9AA9; }

    .search-form button {
      width: 30px;
      height: 30px;
      flex-shrink: 0;
      border: 0;
      border-radius: 50%;
      background: var(--color-surface);
      color: var(--color-primary);
      cursor: pointer;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      transition: background .2s, color .2s;
    }

    .search-form button:hover {
      background: var(--color-primary);
      color: #fff;
    }

    .search-form:focus-within {
      background: var(--color-surface);
      border-color: var(--color-primary);
      box-shadow: 0 0 0 3px rgba(13, 111, 168, .14);
    }

    .header-cta { flex-shrink: 0; }

    .nav-toggle {
      display: none;
      width: 42px;
      height: 42px;
      flex-shrink: 0;
      border: 1px solid var(--color-border);
      border-radius: 10px;
      background: var(--color-surface);
      color: var(--color-ink);
      font-size: 17px;
      cursor: pointer;
      align-items: center;
      justify-content: center;
    }

    .page-hero {
      position: relative;
      padding: 104px 0 96px;
      border-bottom: 1px solid var(--color-border);
      background:
        linear-gradient(45deg, rgba(255, 255, 255, .97), rgba(232, 242, 248, .72)),
        url('/assets/images/backpic/back-2.webp') center 30% / cover no-repeat;
    }

    .page-hero-inner { max-width: 900px; }

    .crumbs {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 8px;
      color: var(--color-muted);
      font-size: 14px;
      margin-bottom: 22px;
    }

    .crumbs a { color: var(--color-muted); }
    .crumbs a:hover { color: var(--color-primary); }
    .crumbs .sep { opacity: .6; }
    .crumbs .current { color: var(--color-primary-strong); font-weight: 600; }

    .page-hero h1 {
      font-size: clamp(36px, 5vw, 54px);
      font-weight: 700;
      line-height: 1.2;
      margin-bottom: 18px;
      letter-spacing: -.01em;
    }

    .page-hero .lead {
      max-width: 760px;
      font-size: clamp(16px, 2vw, 19px);
      line-height: 1.9;
      color: var(--color-muted);
      margin-bottom: 28px;
    }

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

    .hero-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 32px;
    }

    .hero-tag {
      padding: 6px 16px;
      border-radius: 999px;
      background: rgba(255, 255, 255, .9);
      border: 1px solid var(--color-border);
      font-size: 14px;
      font-weight: 500;
      color: var(--color-ink);
    }

    .stat-section {
      position: relative;
      z-index: 2;
      padding-top: 40px;
      padding-bottom: 88px;
    }

    .stat-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .stat-card {
      position: relative;
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: var(--radius);
      padding: 28px;
      box-shadow: var(--shadow-sm);
      transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
    }

    .stat-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: #B8D6E5;
    }

    .stat-icon {
      width: 44px;
      height: 44px;
      border-radius: 12px;
      background: var(--color-primary-bg);
      color: var(--color-primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 19px;
      margin-bottom: 18px;
    }

    .stat-value {
      font-size: clamp(28px, 3vw, 38px);
      font-weight: 700;
      line-height: 1.2;
      color: var(--color-ink);
      font-variant-numeric: tabular-nums;
    }

    .stat-label {
      font-size: 16px;
      font-weight: 600;
      margin: 14px 0 6px;
      color: var(--color-ink);
    }

    .stat-note {
      font-size: 14px;
      color: var(--color-muted);
      margin-bottom: 0;
      line-height: 1.7;
    }

    .service-section { padding-top: 16px; }

    .service-grid {
      display: grid;
      grid-template-columns: repeat(12, 1fr);
      gap: 24px;
    }

    .service-card {
      position: relative;
      display: flex;
      flex-direction: column;
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: var(--radius);
      padding: 28px;
      box-shadow: var(--shadow-sm);
      transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
      overflow: hidden;
    }

    .service-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: #B8D6E5;
    }

    .service-card.wide { grid-column: span 6; }
    .service-card.normal { grid-column: span 4; }

    .service-icon {
      width: 52px;
      height: 52px;
      flex-shrink: 0;
      border-radius: 14px;
      background: var(--color-primary-bg);
      color: var(--color-primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      margin-bottom: 18px;
    }

    .service-card h3 {
      font-size: 19px;
      font-weight: 700;
      margin: 0 0 10px;
      line-height: 1.5;
    }

    .service-summary {
      font-size: 14px;
      color: var(--color-muted);
      line-height: 1.8;
      margin-bottom: 14px;
    }

    .service-list li {
      position: relative;
      padding-left: 24px;
      font-size: 14px;
      line-height: 1.7;
      color: var(--color-ink);
      margin-bottom: 8px;
    }

    .service-list li:last-child { margin-bottom: 0; }

    .service-list li i {
      position: absolute;
      left: 0;
      top: 5px;
      font-size: 12px;
      color: var(--color-accent);
    }

    .service-more {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      margin-top: 24px;
      padding-top: 14px;
      border-top: 1px solid var(--color-border);
      color: var(--color-primary);
      font-size: 14px;
      font-weight: 600;
      transition: color .2s, gap .2s;
    }

    .service-more:hover { color: var(--color-primary-strong); gap: 10px; }

    .process-section {
      background: var(--color-surface-deep);
      border-top: 1px solid var(--color-border);
      border-bottom: 1px solid var(--color-border);
    }

    .steps-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 22px;
    }

    .step-card {
      position: relative;
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: var(--radius);
      padding: 30px 24px 28px;
      text-align: center;
      box-shadow: var(--shadow-sm);
      transition: transform .25s, box-shadow .25s;
    }

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

    .step-num {
      width: 52px;
      height: 52px;
      margin: 0 auto 18px;
      border-radius: 50%;
      background: var(--color-primary-bg);
      color: var(--color-primary-strong);
      font-size: 18px;
      font-weight: 700;
      font-variant-numeric: tabular-nums;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .step-card h3 {
      font-size: 17px;
      font-weight: 700;
      margin-bottom: 10px;
    }

    .step-card p {
      font-size: 14px;
      color: var(--color-muted);
      line-height: 1.8;
      margin-bottom: 0;
    }

    .support-section { background: var(--color-bg); }

    .support-grid {
      display: grid;
      grid-template-columns: 1.05fr 1fr;
      gap: 48px;
      align-items: center;
    }

    .media-frame {
      border-radius: 20px;
      overflow: hidden;
      background: var(--color-surface);
      box-shadow: var(--shadow-md);
      border: 1px solid var(--color-border);
    }

    .media-frame img {
      width: 100%;
      aspect-ratio: 16 / 11;
      object-fit: cover;
    }

    .check-list li {
      display: flex;
      gap: 14px;
      align-items: flex-start;
      padding: 16px 0;
      border-bottom: 1px solid var(--color-border);
    }

    .check-list li:last-child { border-bottom: 0; }

    .check-icon {
      flex: 0 0 26px;
      width: 26px;
      height: 26px;
      border-radius: 50%;
      background: rgba(15, 164, 159, .12);
      color: var(--color-accent);
      font-size: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-top: 3px;
    }

    .check-body strong {
      display: block;
      font-size: 16px;
      font-weight: 700;
      color: var(--color-ink);
      margin-bottom: 5px;
    }

    .check-body p {
      font-size: 14px;
      line-height: 1.8;
      color: var(--color-muted);
      margin-bottom: 0;
    }

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

    .faq-wrap { max-width: 880px; margin: 0 auto; }

    .faq-item {
      background: var(--color-surface);
      border: 1px solid var(--color-border);
      border-radius: 14px;
      margin-bottom: 14px;
      box-shadow: 0 2px 8px rgba(15, 58, 86, .03);
      overflow: hidden;
      transition: border-color .2s, box-shadow .2s;
    }

    .faq-item[open] {
      border-color: #B8D6E5;
      box-shadow: var(--shadow-sm);
    }

    .faq-summary {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      padding: 20px 24px;
      font-size: 16px;
      font-weight: 600;
      line-height: 1.6;
      cursor: pointer;
      list-style: none;
      color: var(--color-ink);
      transition: background .2s ease, color .2s ease;
      user-select: none;
    }

    .faq-summary::-webkit-details-marker { display: none; }
    .faq-summary:hover { background: #F4F9FC; color: var(--color-primary); }

    .faq-item[open] .faq-summary {
      background: var(--color-primary-bg);
      color: var(--color-primary-strong);
      border-bottom: 1px solid var(--color-border);
    }

    .faq-summary i {
      flex-shrink: 0;
      width: 24px;
      height: 24px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: 50%;
      background: rgba(13, 111, 168, .1);
      color: var(--color-primary);
      font-size: 12px;
      transition: transform .3s ease, background .3s ease, color .3s ease;
    }

    .faq-item[open] .faq-summary i { transform: rotate(180deg); }

    .faq-answer {
      padding: 8px 24px 22px;
      color: var(--color-muted);
      font-size: 15px;
      line-height: 1.9;
    }

    .faq-answer p { margin-bottom: 10px; }
    .faq-answer p:last-child { margin-bottom: 0; }

    .faq-more {
      text-align: center;
      margin-top: 28px;
      font-size: 15px;
      color: var(--color-muted);
    }

    .faq-more a { font-weight: 600; }

    .cta-section { padding: 88px 0 100px; }

    .cta-card {
      position: relative;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 32px;
      padding: 48px 52px;
      background: var(--color-primary-strong);
      border-radius: 22px;
      box-shadow: 0 20px 44px rgba(10, 79, 138, .24);
      overflow: hidden;
    }

    .cta-card::before {
      content: "";
      position: absolute;
      right: -80px;
      top: -80px;
      width: 260px;
      height: 260px;
      border-radius: 50%;
      background: rgba(255, 255, 255, .06);
    }

    .cta-text { position: relative; z-index: 1; color: #fff; }

    .cta-text h2 {
      font-size: clamp(24px, 3vw, 32px);
      color: #fff;
      font-weight: 700;
      margin-bottom: 10px;
    }

    .cta-text p {
      margin-bottom: 0;
      color: rgba(255, 255, 255, .84);
      font-size: 15px;
      max-width: 680px;
    }

    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      flex-shrink: 0;
      position: relative;
      z-index: 1;
    }

    .site-footer {
      background: #123A55;
      color: #B9CBE0;
      font-size: 14px;
    }

    .footer-top {
      display: grid;
      grid-template-columns: 1.7fr 1fr 1fr 1.4fr;
      gap: 44px;
      padding: 56px 0 40px;
    }

    .footer-brand { display: flex; flex-wrap: wrap; align-items: center; }

    .footer-brand p {
      width: 100%;
      margin: 18px 0 0;
      line-height: 1.9;
      color: #9AB7C8;
    }

    .footer-title {
      font-size: 16px;
      font-weight: 600;
      color: #fff;
      margin: 0 0 18px;
    }

    .footer-links {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-links a {
      color: #B9CBE0;
      transition: color .2s, padding-left .2s;
    }

    .footer-links a:hover {
      color: #fff;
      padding-left: 4px;
    }

    .footer-contact p {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      margin: 0 0 16px;
      color: #B9CBE0;
      line-height: 1.7;
    }

    .footer-contact p i {
      color: #9AC7E2;
      margin-top: 5px;
      width: 16px;
      text-align: center;
    }

    .footer-contact p:last-child { margin-bottom: 0; }

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
      padding: 20px 0;
      border-top: 1px solid rgba(255, 255, 255, .12);
      color: #84A2B8;
      font-size: 13px;
    }

    .footer-brand .logo-brand {
      color: #fff;
      font-size: 20px;
    }

    .footer-brand .logo-glyph {
      background: rgba(255, 255, 255, .14);
      color: #fff;
    }

    @media (max-width: 1100px) and (min-width: 961px) {
      .main-nav { gap: 16px; }
      .search-form { width: 170px; }
      .nav-wrap { gap: 10px; }
      .header-bar { gap: 8px; }
    }

    @media (max-width: 960px) {
      .section { padding: 64px 0; }

      .header-bar {
        flex-wrap: wrap;
        min-height: 64px;
        padding-top: 8px;
        padding-bottom: 8px;
        position: relative;
      }

      .brand-logo { margin-right: auto; }
      .brand-logo .logo-brand { font-size: 18px; }

      .nav-toggle { display: inline-flex; }

      .nav-wrap {
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        z-index: 99;
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: 20px;
        padding: 20px 22px 30px;
        background: var(--color-surface);
        border-bottom: 1px solid var(--color-border);
        box-shadow: var(--shadow-md);
        transform: translateX(110%);
        opacity: 0;
        visibility: hidden;
        transition: transform .32s ease, opacity .25s ease, visibility .25s ease;
      }

      .nav-wrap.open {
        transform: translateX(0);
        opacity: 1;
        visibility: visible;
      }

      .main-nav {
        display: flex;
        flex-direction: column;
        align-items: stretch;
        width: 100%;
        gap: 0;
        margin: 0;
      }

      .nav-link {
        display: block;
        width: 100%;
        padding: 13px 12px;
        border-bottom: 1px solid var(--color-border);
      }

      .nav-link::after { display: none; }

      .nav-link.active {
        background: var(--color-primary-bg);
        color: var(--color-primary-strong);
        border-radius: 8px 8px 0 0;
      }

      .header-actions {
        display: flex;
        width: 100%;
        margin-left: 0;
      }

      .header-actions .search-form {
        width: auto;
        flex: 1;
        max-width: none;
        background: #F1F6FA;
      }

      .page-hero { padding: 72px 0 64px; }
      .stat-section { padding-bottom: 64px; }

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

      .support-grid {
        grid-template-columns: 1fr;
        gap: 32px;
      }

      .cta-card {
        flex-direction: column;
        align-items: flex-start;
        padding: 40px;
      }
    }

    @media (max-width: 768px) {
      .stat-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
      .service-grid { grid-template-columns: repeat(2, 1fr); }
      .service-card.wide,
      .service-card.normal { grid-column: span 1; }

      .footer-top {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
        padding: 44px 0 24px;
      }

      .footer-brand {
        grid-column: span 2;
      }
    }

    @media (max-width: 640px) {
      .container { padding-left: 18px; padding-right: 18px; }
      .section { padding: 56px 0; }
      .page-hero { padding: 52px 0 52px; }
      .stat-section { padding-bottom: 52px; }

      .stat-grid { grid-template-columns: 1fr; }
      .service-grid { grid-template-columns: 1fr; }
      .service-card.wide,
      .service-card.normal { grid-column: auto; }

      .steps-grid { grid-template-columns: 1fr; }
      .section-head { margin-bottom: 28px; }

      .page-hero h1 { font-size: 34px; }
      .hero-actions .btn { width: 100%; }

      .service-card.wide { flex-direction: column; }
      .cta-card { padding: 30px 22px; }
      .cta-actions { width: 100%; flex-direction: column; align-items: stretch; }

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

      .footer-brand { grid-column: auto; }
      .footer-bottom { flex-direction: column; justify-content: center; text-align: center; }

      .search-form { width: 100%; }
      .header-bar { gap: 8px; }
      .header-cta.btn-sm {
        padding: 8px 12px;
        font-size: 13px;
      }
    }

    @media (max-width: 520px) {
      .brand-logo .logo-brand { font-size: 16px; max-width: 190px; white-space: normal; line-height: 1.4; }
      .brand-logo { gap: 8px; }
    }