/* roulang page: index */
:root{
  --brand-500:#2F7A9A;
  --brand-600:#26637F;
  --brand-700:#1F4E66;
  --brand-300:#9CC6D8;
  --brand-50:#E8F2F7;
  --accent-600:#C24A2A;
  --accent-700:#A63D21;
  --accent-50:#FDEBE4;
  --bg:#F3F6F8;
  --surface:#FFFFFF;
  --section-alt:#F8FAFB;
  --ink:#13212B;
  --muted:#5A6B76;
  --line:#DDE6EC;
  --success:#2E8B6E;
  --radius:16px;
  --radius-sm:12px;
  --radius-pill:999px;
  --shadow-sm:0 6px 18px rgba(20,33,46,.06);
  --shadow-md:0 12px 28px rgba(20,33,46,.10);
  --sec-pad:72px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
}
img{max-width:100%;display:block}
a{color:var(--brand-600);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-700)}
h1,h2,h3,h4{margin:0;font-weight:600;letter-spacing:.02em;line-height:1.35}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:3px solid rgba(47,122,154,.35);outline-offset:2px;border-radius:8px}
.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 32px}
.section{padding:var(--sec-pad) 0}
.section--alt{background:var(--section-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.sec-title{font-size:clamp(22px,2.4vw,30px)}
.sec-title span{display:block;font-size:13px;font-weight:500;color:var(--brand-500);letter-spacing:.14em;text-transform:uppercase;margin-bottom:8px}
.sec-sub{color:var(--muted);font-size:15px;max-width:640px;margin-top:10px}
.sec-more{flex:0 0 auto;font-size:15px;font-weight:600;white-space:nowrap}
.sec-more::after{content:"→";margin-left:6px}

/* 导航 */
.site-header{position:sticky;top:0;z-index:1030;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .25s ease}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(20,33,46,.07)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:74px}
.nav-side{display:flex;align-items:center;gap:6px;flex:1 1 0}
.nav-side--right{justify-content:flex-end}
.nav-item{position:relative;display:inline-flex;align-items:center;height:44px;padding:0 14px;font-size:15px;font-weight:500;color:var(--ink)}
.nav-item::after{content:"";position:absolute;left:14px;right:14px;bottom:8px;height:2px;background:var(--brand-500);transform:scaleX(0);transform-origin:center;transition:transform .2s ease}
.nav-item:hover{color:var(--brand-600)}
.nav-item:hover::after{transform:scaleX(1)}
.nav-item.active{color:var(--brand-600);font-weight:600}
.nav-item.active::after{transform:scaleX(1)}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;font-size:19px;font-weight:600;color:var(--ink);letter-spacing:.02em}
.brand:hover{color:var(--brand-600)}
.brand-mark{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--brand-500),var(--brand-700));color:#fff;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:600;letter-spacing:.04em}
.nav-toggle-mobile{display:none;align-items:center;justify-content:center;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--ink)}
.nav-cta{display:inline-flex;align-items:center;height:38px;padding:0 16px;border-radius:var(--radius-pill);background:var(--accent-600);color:#fff;font-size:14px;font-weight:600}
.nav-cta:hover{background:var(--accent-700);color:#fff}
.offcanvas{--bs-offcanvas-width:300px}
.offcanvas .offcanvas-title{font-size:16px;font-weight:600}
.oc-link{display:flex;align-items:center;height:48px;padding:0 6px;border-bottom:1px solid var(--line);font-size:16px;color:var(--ink)}
.oc-link:hover{color:var(--brand-600)}
.oc-link.active{color:var(--brand-600);font-weight:600}
.oc-sub{margin-top:24px;padding:18px 16px;border-radius:var(--radius);background:var(--brand-50);font-size:14px;color:var(--muted)}

/* 按钮 */
.btn-main,.btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;border-radius:var(--radius-sm);font-size:15px;font-weight:600;border:1px solid transparent;transition:transform .18s ease,background .18s ease,box-shadow .18s ease,color .18s ease}
.btn-main{background:var(--accent-600);color:#fff;box-shadow:0 8px 20px rgba(194,74,42,.22)}
.btn-main:hover{background:var(--accent-700);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(194,74,42,.28)}
.btn-main:active{transform:translateY(0)}
.btn-ghost{background:#fff;color:var(--brand-600);border-color:var(--brand-300)}
.btn-ghost:hover{background:var(--brand-50);color:var(--brand-700);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{height:38px;padding:0 18px;font-size:14px}

/* Hero */
.hero{background:linear-gradient(180deg,#FFFFFF 0%,var(--bg) 100%);padding:56px 0 64px}
.hero-grid{display:grid;grid-template-columns:320px minmax(0,1fr);gap:56px;align-items:center}
.hero-media{position:relative;border-radius:20px;overflow:hidden;box-shadow:var(--shadow-md);aspect-ratio:9/16;max-height:520px;background:#dbe6ec}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media__tag{position:absolute;left:14px;top:14px;background:rgba(19,33,43,.72);color:#fff;font-size:12px;padding:5px 12px;border-radius:var(--radius-pill);letter-spacing:.04em}
.hero-media__foot{position:absolute;left:0;right:0;bottom:0;padding:16px 16px 18px;background:linear-gradient(180deg,rgba(19,33,43,0) 0%,rgba(19,33,43,.78) 100%);color:#fff;font-size:13px;line-height:1.6}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px}
.badge{display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 14px;border-radius:var(--radius-pill);font-size:13px;font-weight:500}
.badge--brand{background:var(--brand-50);color:var(--brand-700);border:1px solid var(--brand-300)}
.badge--accent{background:var(--accent-50);color:var(--accent-700)}
.hero h1{font-size:clamp(28px,4vw,44px);font-weight:600;margin-bottom:16px}
.hero-sub{font-size:17px;color:var(--muted);max-width:620px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.trust-row{display:flex;flex-wrap:wrap;gap:12px 28px;padding-top:22px;border-top:1px solid var(--line)}
.trust-item{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--muted)}
.trust-item b{color:var(--ink);font-weight:600}
.dot{width:8px;height:8px;border-radius:50%;background:var(--success);flex:0 0 auto}

/* 状态条 */
.status-band{background:var(--brand-700);color:#fff;padding:18px 0}
.status-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.status-cell{display:flex;align-items:center;gap:12px}
.status-num{font-size:22px;font-weight:600;font-variant-numeric:tabular-nums;letter-spacing:.02em}
.status-label{font-size:13px;color:rgba(255,255,255,.75);line-height:1.4}
.pulse{width:10px;height:10px;border-radius:50%;background:#7CD9B4;box-shadow:0 0 0 0 rgba(124,217,180,.7);animation:pulse 2.2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(124,217,180,.55)}70%{box-shadow:0 0 0 12px rgba(124,217,180,0)}100%{box-shadow:0 0 0 0 rgba(124,217,180,0)}}

/* 竖屏卡横滑 */
.shorts-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.short-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease}
.short-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.short-card__thumb{position:relative;aspect-ratio:9/16;overflow:hidden;background:#e3ecf1}
.short-card__thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.short-card:hover .short-card__thumb img{transform:scale(1.03)}
.short-card__dur{position:absolute;right:12px;bottom:12px;background:rgba(19,33,43,.75);color:#fff;font-size:12px;padding:4px 10px;border-radius:var(--radius-pill)}
.short-card__body{padding:16px 18px 18px}
.short-card__body h3{font-size:16px;line-height:1.5;margin-bottom:8px}
.short-card__body p{font-size:14px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tag{font-size:12px;color:var(--brand-700);background:var(--brand-50);border-radius:var(--radius-pill);padding:4px 10px}

/* 种草清单 */
.pick-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.pick-item{display:flex;align-items:center;gap:18px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease}
.pick-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.pick-thumb{flex:0 0 96px;width:96px;height:96px;border-radius:12px;overflow:hidden;background:#e3ecf1}
.pick-thumb img{width:100%;height:100%;object-fit:cover}
.pick-body{flex:1 1 auto;min-width:0}
.pick-idx{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:8px;background:var(--brand-50);color:var(--brand-700);font-size:13px;font-weight:600;font-variant-numeric:tabular-nums;margin-right:8px}
.pick-body h3{display:flex;align-items:center;font-size:16px;margin-bottom:6px}
.pick-body p{font-size:14px;color:var(--muted)}
.pick-arrow{flex:0 0 auto;color:var(--brand-500);font-size:20px;line-height:1}

/* 口碑 */
.review-track{display:flex;gap:18px;overflow-x:auto;padding:6px 4px 18px;scroll-snap-type:x mandatory;scrollbar-width:thin}
.review-track::-webkit-scrollbar{height:6px}
.review-track::-webkit-scrollbar-thumb{background:var(--brand-300);border-radius:999px}
.review-card{flex:0 0 calc((100% - 54px)/3.5);min-width:260px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-sm);scroll-snap-align:start}
.review-top{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.avatar{width:44px;height:44px;border-radius:50%;background:var(--brand-50);color:var(--brand-700);display:flex;align-items:center;justify-content:center;font-weight:600;font-size:15px}
.review-name{font-size:15px;font-weight:600}
.review-meta{font-size:12px;color:var(--muted)}
.stars{color:var(--accent-600);font-size:13px;letter-spacing:2px;margin-top:2px}
.review-card p{font-size:14px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* 资讯列表 */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.news-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;transition:transform .2s ease,box-shadow .2s ease}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.news-cat{display:inline-flex;align-self:flex-start;font-size:12px;color:var(--brand-700);background:var(--brand-50);border-radius:var(--radius-pill);padding:4px 12px;margin-bottom:14px}
.news-card h3{font-size:17px;line-height:1.55;margin-bottom:10px}
.news-card h3 a{color:var(--ink)}
.news-card h3 a:hover{color:var(--brand-600)}
.news-card p{font-size:14px;color:var(--muted);margin-bottom:18px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
.news-foot .go{font-weight:600;color:var(--brand-600)}
.empty-state{grid-column:1/-1;background:var(--surface);border:1px dashed var(--line);border-radius:var(--radius);padding:44px 24px;text-align:center;color:var(--muted);font-size:15px}

/* CTA 通栏 */
.cta-band{background:var(--accent-600);color:#fff;border-radius:20px;padding:34px 38px;display:flex;align-items:center;justify-content:space-between;gap:28px;box-shadow:0 16px 34px rgba(194,74,42,.22)}
.cta-band h2{font-size:clamp(20px,2.2vw,26px);margin-bottom:8px}
.cta-band p{font-size:15px;color:rgba(255,255,255,.88);max-width:640px}
.cta-band .btn-light-ghost{display:inline-flex;align-items:center;justify-content:center;height:48px;padding:0 26px;border-radius:var(--radius-sm);background:#fff;color:var(--accent-700);font-weight:600;font-size:15px;white-space:nowrap;transition:transform .18s ease,box-shadow .18s ease}
.cta-band .btn-light-ghost:hover{transform:translateY(-1px);box-shadow:0 10px 22px rgba(19,33,43,.18);color:var(--accent-700)}

/* FAQ */
.faq-wrap{max-width:920px;margin:0 auto}
.accordion-item{border:1px solid var(--line);border-radius:var(--radius)!important;margin-bottom:12px;overflow:hidden;background:var(--surface);box-shadow:var(--shadow-sm)}
.accordion-button{background:var(--surface);color:var(--ink);font-size:16px;font-weight:600;padding:20px 22px;box-shadow:none!important;line-height:1.6}
.accordion-button:not(.collapsed){background:var(--brand-50);color:var(--brand-700)}
.accordion-button::after{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%232F7A9A'%3E%3Cpath d='M8 1.5a.9.9 0 0 1 .9.9v4.7h4.7a.9.9 0 1 1 0 1.8H8.9v4.7a.9.9 0 1 1-1.8 0V8.9H2.4a.9.9 0 1 1 0-1.8h4.7V2.4A.9.9 0 0 1 8 1.5z'/%3E%3C/svg%3E");width:1rem;height:1rem;background-size:1rem;transition:transform .25s ease}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg)}
.accordion-body{padding:4px 22px 22px;font-size:15px;color:var(--muted);line-height:1.85}

/* 页脚 */
.site-footer{background:#fff;border-top:1px solid var(--line);padding:60px 0 0;margin-top:8px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:600;margin-bottom:14px}
.footer-col h4{font-size:15px;margin-bottom:16px}
.footer-col p{font-size:14px;color:var(--muted)}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:14px;color:var(--muted)}
.footer-links a:hover{color:var(--brand-600);text-decoration:underline}
.sub-form{display:flex;flex-direction:column;gap:12px;margin-top:6px}
.sub-form label{font-size:13px;color:var(--muted)}
.sub-form input{height:48px;border-radius:var(--radius-sm);border:1px solid var(--line);padding:0 14px;font-size:14px;background:var(--section-alt);color:var(--ink)}
.sub-form input:focus{border-color:var(--brand-500);background:#fff;outline:none;box-shadow:0 0 0 3px rgba(47,122,154,.18)}
.sub-form button{height:48px;border:none;border-radius:var(--radius-sm);background:var(--brand-500);color:#fff;font-size:15px;font-weight:600;transition:background .2s ease,transform .18s ease}
.sub-form button:hover{background:var(--brand-600);transform:translateY(-1px)}
.footer-bottom{margin-top:44px;border-top:1px solid var(--line);padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:var(--muted)}

@media (max-width:1199px){
  .hero-grid{grid-template-columns:280px minmax(0,1fr);gap:40px}
  .review-card{flex:0 0 calc((100% - 36px)/2.4)}
}
@media (max-width:991px){
  :root{--sec-pad:56px}
  .wrap{padding:0 24px}
  .nav-side{display:none}
  .nav-toggle-mobile{display:inline-flex}
  .nav-inner{height:66px}
  .brand{font-size:17px}
  .brand-mark{width:34px;height:34px;font-size:14px}
  .hero{padding:36px 0 48px}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-media{max-width:320px;margin:0 auto;max-height:420px}
  .shorts-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .status-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:28px}
}
@media (max-width:767px){
  .shorts-grid{display:flex;gap:16px;overflow-x:auto;padding-bottom:14px;scroll-snap-type:x mandatory}
  .short-card{flex:0 0 70%;scroll-snap-align:start}
  .pick-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px}
}
@media (max-width:575px){
  :root{--sec-pad:44px}
  .wrap{padding:0 16px}
  .hero h1{font-size:27px}
  .hero-sub{font-size:15px}
  .btn-main,.btn-ghost{width:100%}
  .hero-actions{gap:12px}
  .pick-thumb{flex:0 0 76px;width:76px;height:76px}
  .pick-item{padding:14px;gap:14px}
  .review-card{flex:0 0 86%}
  .footer-grid{grid-template-columns:1fr}
  .status-grid{grid-template-columns:1fr}
}

/* roulang page: article */
:root{
  --brand-500:#2F7A9A;
  --brand-600:#26637F;
  --brand-700:#1F4E66;
  --brand-200:#9CC6D8;
  --brand-100:#E8F2F7;
  --accent-600:#C24A2A;
  --accent-700:#A93C22;
  --accent-100:#FDEBE4;
  --bg:#F3F6F8;
  --surface:#FFFFFF;
  --section:#F8FAFB;
  --ink:#13212B;
  --ink-soft:#1B2C38;
  --muted:#5A6B76;
  --line:#DDE6EC;
  --ok:#2E8B6E;
  --r-card:16px;
  --r-btn:12px;
  --r-chip:999px;
  --sh-1:0 6px 18px rgba(20,33,46,.06);
  --sh-2:0 12px 28px rgba(20,33,46,.10);
  --gap-sec:72px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Helvetica Neue",sans-serif;
  font-size:16px;
  line-height:1.75;
  font-feature-settings:"tnum";
}
a{color:var(--brand-600);text-decoration:none;transition:color .2s ease,border-color .2s ease}
a:hover{color:var(--brand-700)}
img{max-width:100%;height:auto;display:block}
button,input{font-family:inherit}
h1,h2,h3,h4,h5{margin:0;color:var(--ink);font-weight:600;letter-spacing:.02em;line-height:1.35}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
.wrap{max-width:1240px;margin:0 auto;padding:0 32px;width:100%}
@media (max-width:991px){.wrap{padding:0 24px}}
@media (max-width:575px){.wrap{padding:0 16px}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-1)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:74px}
.nav-side{display:flex;align-items:center;gap:4px;flex:1 1 0}
.nav-side--right{justify-content:flex-end}
.nav-item{
  position:relative;display:inline-flex;align-items:center;height:40px;padding:0 14px;
  border-radius:var(--r-btn);color:var(--ink-soft);font-size:15px;white-space:nowrap;
}
.nav-item::after{
  content:"";position:absolute;left:50%;right:50%;bottom:6px;height:2px;background:var(--brand-500);
  border-radius:2px;transition:left .2s ease,right .2s ease;
}
.nav-item:hover{color:var(--brand-700)}
.nav-item:hover::after{left:14px;right:14px}
.nav-item.active{color:var(--brand-700);font-weight:600}
.nav-item.active::after{left:14px;right:14px}
.brand{
  display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;
  font-size:19px;font-weight:600;color:var(--ink);letter-spacing:.02em;
}
.brand:hover{color:var(--brand-700)}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:46px;height:32px;padding:0 10px;
  background:var(--brand-500);color:#fff;border-radius:10px;
  font-size:14px;font-weight:600;letter-spacing:.04em;
}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:40px;padding:0 18px;margin-left:8px;
  background:var(--accent-600);color:#fff;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;box-shadow:0 4px 12px rgba(194,74,42,.22);
}
.nav-cta:hover{background:var(--accent-700);color:#fff;transform:translateY(-1px);box-shadow:0 8px 18px rgba(194,74,42,.28)}
.nav-toggle-mobile{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;color:var(--ink);cursor:pointer;
}
.nav-toggle-mobile:hover{border-color:var(--brand-200);color:var(--brand-700)}
.offcanvas{background:#fff}
.offcanvas-header{border-bottom:1px solid var(--line)}
.offcanvas-title{font-size:17px;font-weight:600}
.offcanvas-body{padding:16px 20px 28px}
.oc-link{
  display:flex;align-items:center;min-height:48px;padding:0 12px;margin-bottom:6px;
  border-radius:var(--r-btn);color:var(--ink-soft);font-size:16px;
}
.oc-link:hover{background:var(--brand-100);color:var(--brand-700)}
.oc-link.active{background:var(--brand-100);color:var(--brand-700);font-weight:600}
.oc-sub{margin-top:18px;padding:14px 16px;background:var(--section);border:1px solid var(--line);border-radius:12px;color:var(--muted);font-size:14px;line-height:1.7}
@media (max-width:991px){
  .nav-side{display:none}
  .nav-toggle-mobile{display:inline-flex}
  .nav-inner{min-height:66px;justify-content:space-between}
  .nav-inner .brand{font-size:17px}
  .brand-mark{min-width:42px;height:30px;font-size:13px}
}

/* ---------- buttons ---------- */
.btn-main,.btn-ghost,.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:all .2s ease;
}
.btn-main{background:var(--accent-600);color:#fff;box-shadow:0 6px 16px rgba(194,74,42,.20)}
.btn-main:hover{background:var(--accent-700);color:#fff;transform:translateY(-1px);box-shadow:0 12px 24px rgba(194,74,42,.26)}
.btn-main:active{transform:translateY(0);box-shadow:0 4px 10px rgba(194,74,42,.20)}
.btn-ghost{background:#fff;color:var(--brand-700);border-color:var(--brand-200)}
.btn-ghost:hover{background:var(--brand-100);color:var(--brand-700);border-color:var(--brand-500);transform:translateY(-1px)}
.btn-line{background:transparent;color:var(--brand-600);border-color:var(--line)}
.btn-line:hover{color:var(--brand-700);border-color:var(--brand-500);background:#fff}
.btn-main:focus-visible,.btn-ghost:focus-visible,.btn-line:focus-visible,.nav-item:focus-visible,.nav-cta:focus-visible{
  outline:none;box-shadow:0 0 0 3px rgba(47,122,154,.25);
}
.btn-sm-c{height:38px;padding:0 16px;font-size:14px}

/* ---------- chips ---------- */
.chip{
  display:inline-flex;align-items:center;gap:6px;
  height:32px;padding:0 14px;border-radius:var(--r-chip);
  background:#fff;border:1px solid var(--line);color:var(--muted);font-size:13px;
}
.chip--brand{background:var(--brand-100);border-color:var(--brand-200);color:var(--brand-700);font-weight:600}
.chip--accent{background:var(--accent-100);border-color:#F5C9B7;color:var(--accent-700);font-weight:600}

/* ---------- breadcrumb ---------- */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line);padding:14px 0}
.crumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--muted)}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand-600);text-decoration:underline}
.crumb .sep{color:#B6C4CD}
.crumb .now{color:var(--ink-soft);font-weight:600;max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
@media (max-width:575px){.crumb .now{max-width:180px}}

/* ---------- layout ---------- */
.article-shell{display:grid;grid-template-columns:minmax(0,1fr) 268px;gap:36px;align-items:start}
.article-main{min-width:0}
@media (max-width:991px){
  .article-shell{grid-template-columns:1fr;gap:28px}
}

/* ---------- article head ---------- */
.article-head{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:32px 34px 28px;margin-top:28px}
@media (max-width:575px){.article-head{padding:22px 18px 20px}}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.article-head h1{font-size:clamp(26px,3.4vw,38px);line-height:1.3;letter-spacing:.02em}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;margin-top:16px;color:var(--muted);font-size:13.5px}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:#C6D3DB;display:inline-block}
.excerpt{margin-top:18px;padding:16px 18px;background:var(--section);border-left:3px solid var(--brand-500);border-radius:0 12px 12px 0;color:var(--muted);font-size:15px;line-height:1.8}
.excerpt p{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.hero-cover{margin-top:26px;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-1);background:var(--section)}
.hero-cover img{width:100%;aspect-ratio:16/8;object-fit:cover}

/* ---------- prose ---------- */
.reading{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:34px;margin-top:24px}
@media (max-width:575px){.reading{padding:20px 18px}}
.prose{font-size:17px;line-height:1.88;color:var(--ink-soft);max-width:820px}
.prose p{margin:0 0 20px}
.prose h2{font-size:26px;margin:40px 0 16px;padding-left:14px;border-left:4px solid var(--brand-500);line-height:1.4}
.prose h3{font-size:21px;margin:28px 0 12px}
.prose h4{font-size:18px;margin:22px 0 10px}
.prose ul,.prose ol{margin:0 0 20px;padding-left:22px;line-height:1.85}
.prose ul li{list-style:disc;margin-bottom:8px}
.prose ol li{list-style:decimal;margin-bottom:8px}
.prose blockquote{
  margin:24px 0;padding:14px 20px;background:var(--section);
  border-left:3px solid var(--brand-500);border-radius:0 12px 12px 0;color:var(--muted);font-size:16px;
}
.prose img{border-radius:12px;margin:22px 0;box-shadow:var(--sh-1)}
.prose a{color:var(--brand-600);text-decoration:underline;text-underline-offset:3px}
.prose a:hover{color:var(--brand-700)}
.prose table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px}
.prose th,.prose td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.prose th{background:var(--section);font-weight:600}
.prose hr{border:0;border-top:1px solid var(--line);margin:32px 0}
.prose strong{color:var(--brand-700)}
.empty-state{padding:48px 24px;text-align:center}
.empty-state h2{font-size:22px;margin-bottom:12px}
.empty-state p{color:var(--muted);margin-bottom:22px}

/* ---------- sidebar ---------- */
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:20px;margin-bottom:20px}
.side-card h3{font-size:16px;margin-bottom:14px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.side-sticky{position:sticky;top:96px}
@media (max-width:991px){.side-sticky{position:static}}
.point-list li{display:flex;gap:10px;padding:9px 0;font-size:14.5px;color:var(--muted);border-bottom:1px dashed #E8EFF3}
.point-list li:last-child{border-bottom:0}
.point-list .num{
  flex:0 0 auto;width:22px;height:22px;border-radius:50%;background:var(--brand-100);
  color:var(--brand-700);font-size:12px;font-weight:600;display:flex;align-items:center;justify-content:center;margin-top:3px;
}
.side-links li{margin-bottom:4px}
.side-links a{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;border-radius:10px;font-size:14.5px;color:var(--ink-soft)}
.side-links a:hover{background:var(--brand-100);color:var(--brand-700)}
.side-links .arrow{color:var(--brand-200)}

/* ---------- related ---------- */
.rel-sec{margin-top:34px}
.rel-title{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:18px}
.rel-title h2{font-size:24px}
.rel-title .more{font-size:14px;color:var(--brand-600)}
.rel-title .more:hover{text-decoration:underline}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
@media (max-width:991px){.rel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:575px){.rel-grid{grid-template-columns:1fr}}
.card-c{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card-c:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--brand-200)}
.card-c .thumb{position:relative;overflow:hidden;background:var(--section)}
.card-c .thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .35s ease}
.card-c:hover .thumb img{transform:scale(1.03)}
.card-c .body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-c .body h3{font-size:16.5px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-c .body p{font-size:14px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--muted);margin-top:auto}
.badge-cat{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-chip);background:var(--brand-100);color:var(--brand-700);font-size:12px;font-weight:600}

/* ---------- back bar ---------- */
.back-bar{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;margin-top:26px;padding:18px 20px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1)}
.back-bar span{font-size:14px;color:var(--muted)}

/* ---------- faq ---------- */
.section{padding:var(--gap-sec) 0}
.section--light{background:var(--section);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:760px;margin-bottom:32px}
.sec-head .kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--brand-600);letter-spacing:.08em;margin-bottom:10px}
.sec-head .kicker::before{content:"";width:22px;height:2px;background:var(--brand-500);border-radius:2px}
.sec-head h2{font-size:clamp(24px,3vw,31px);margin-bottom:12px}
.sec-head p{color:var(--muted);font-size:15.5px}
.faq-wrap{max-width:900px;margin:0 auto}
.accordion-item-faq{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;box-shadow:var(--sh-1);overflow:hidden}
.accordion-item-faq .accordion-button{
  background:#fff;color:var(--ink);font-size:16px;font-weight:600;padding:18px 20px;
  box-shadow:none;border-radius:14px;
}
.accordion-item-faq .accordion-button:not(.collapsed){background:#fff;color:var(--brand-700)}
.accordion-item-faq .accordion-button:focus{box-shadow:0 0 0 3px rgba(47,122,154,.18);border-color:transparent}
.accordion-item-faq .accordion-button::after{
  background-image:none;content:"";width:12px;height:12px;flex:0 0 auto;
  border-right:2px solid var(--brand-500);border-bottom:2px solid var(--brand-500);
  transform:rotate(45deg);transition:transform .22s ease;margin-left:auto;
}
.accordion-item-faq .accordion-button:not(.collapsed)::after{transform:rotate(-135deg)}
.accordion-item-faq .accordion-body{padding:0 20px 20px;color:var(--muted);font-size:15px;line-height:1.85;border-top:1px solid var(--line);padding-top:16px;margin:0 0}

/* ---------- CTA band ---------- */
.cta-band{
  background:linear-gradient(100deg,var(--brand-600) 0%,var(--brand-500) 62%,#3E8FAE 100%);
  border-radius:20px;padding:34px 36px;color:#fff;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:22px;
  box-shadow:0 16px 34px rgba(31,78,102,.20);
}
.cta-band h2{color:#fff;font-size:clamp(21px,2.6vw,27px);margin-bottom:8px}
.cta-band p{color:rgba(255,255,255,.88);font-size:15px;max-width:620px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.cta-band .btn-main{background:#fff;color:var(--brand-700);box-shadow:0 8px 20px rgba(0,0,0,.14)}
.cta-band .btn-main:hover{background:#fff;color:var(--brand-700);opacity:.94}
.cta-band .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
.cta-band .btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff}
@media (max-width:575px){.cta-band{padding:24px 20px;border-radius:16px}}

/* ---------- footer ---------- */
.site-footer{background:#fff;border-top:1px solid var(--line);padding:56px 0 26px;margin-top:8px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:34px}
@media (max-width:991px){.footer-grid{grid-template-columns:1fr 1fr;gap:28px}}
@media (max-width:575px){.footer-grid{grid-template-columns:1fr}}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:600;color:var(--ink);margin-bottom:14px}
.footer-col p{color:var(--muted);font-size:14px;line-height:1.8}
.footer-col h4{font-size:15px;font-weight:600;margin-bottom:16px;color:var(--ink)}
.footer-links li{margin-bottom:10px}
.footer-links a{color:var(--muted);font-size:14px}
.footer-links a:hover{color:var(--brand-600);text-decoration:underline;text-underline-offset:3px}
.sub-form{display:flex;flex-direction:column;gap:10px}
.sub-form label{font-size:13px;color:var(--muted)}
.sub-form input{
  height:48px;padding:0 14px;border-radius:var(--r-btn);border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:15px;transition:border-color .2s ease,box-shadow .2s ease;
}
.sub-form input::placeholder{color:#9DABB4}
.sub-form input:focus{outline:none;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(47,122,154,.16)}
.sub-form button{
  height:48px;border:0;border-radius:var(--r-btn);background:var(--accent-600);color:#fff;
  font-size:15px;font-weight:600;cursor:pointer;transition:all .2s ease;
}
.sub-form button:hover{background:var(--accent-700);transform:translateY(-1px);box-shadow:0 10px 20px rgba(194,74,42,.22)}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:10px 20px;justify-content:space-between;
  color:var(--muted);font-size:13px;
}
@media (max-width:991px){
  :root{--gap-sec:52px}
}
@media (max-width:575px){
  :root{--gap-sec:44px}
  .article-head{margin-top:18px}
  .reading{margin-top:16px}
  .btn-main,.btn-ghost,.btn-line{width:100%}
  .cta-actions{width:100%}
}

/* roulang page: category1 */
:root{
  --brand-500:#2F7A9A;
  --brand-600:#26637F;
  --brand-700:#1F4E66;
  --brand-200:#9CC6D8;
  --brand-50:#E8F2F7;
  --accent-600:#C24A2A;
  --accent-700:#A63D21;
  --accent-50:#FDEBE4;
  --bg:#F3F6F8;
  --bg-soft:#F8FAFB;
  --surface:#FFFFFF;
  --ink:#13212B;
  --muted:#5A6B76;
  --line:#DDE6EC;
  --success:#2E8B6E;
  --radius-card:16px;
  --radius-btn:12px;
  --shadow-sm:0 6px 18px rgba(20,33,46,.06);
  --shadow-md:0 12px 28px rgba(20,33,46,.10);
  --sec-pad:72px;
  --gutter:24px;
}

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

html{-webkit-text-size-adjust:100%}

body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;display:block;border:0}
a{color:var(--brand-600);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-700)}
h1,h2,h3,h4,h5{margin:0;font-weight:600;letter-spacing:.02em;line-height:1.35;color:var(--ink)}
p{margin:0 0 16px}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:3px solid rgba(47,122,154,.25);outline-offset:2px;border-radius:6px}

.wrap{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 32px;
}

.section{padding:var(--sec-pad) 0}
.section--soft{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:760px;margin-bottom:36px}
.section-head h2{font-size:clamp(23px,2.6vw,30px);margin-bottom:12px}
.section-head p{color:var(--muted);font-size:15px;margin:0}
.eyebrow{
  display:inline-block;
  font-size:13px;
  letter-spacing:.14em;
  color:var(--brand-600);
  background:var(--brand-50);
  border-radius:999px;
  padding:4px 14px;
  margin-bottom:16px;
  font-weight:600;
}

/* ---------- Header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1040;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-sm)}
.nav-inner{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  min-height:76px;
  gap:16px;
}
.nav-side{display:flex;align-items:center;gap:6px}
.nav-side--left{justify-self:start}
.nav-side--right{justify-self:end}

.nav-item{
  position:relative;
  color:var(--ink);
  font-size:15px;
  padding:8px 12px;
  border-radius:8px;
  white-space:nowrap;
}
.nav-item::after{
  content:"";
  position:absolute;
  left:50%;
  right:50%;
  bottom:2px;
  height:2px;
  background:var(--brand-500);
  border-radius:2px;
  transition:left .2s ease,right .2s ease;
}
.nav-item:hover{color:var(--brand-600)}
.nav-item:hover::after{left:12px;right:12px}
.nav-item.active{color:var(--brand-600);font-weight:600}
.nav-item.active::after{left:12px;right:12px}

.nav-cta{
  margin-left:8px;
  background:var(--accent-600);
  color:#fff!important;
  font-size:15px;
  padding:10px 20px;
  border-radius:var(--radius-btn);
  box-shadow:var(--shadow-sm);
  transition:background .18s ease,transform .18s ease,box-shadow .18s ease;
}
.nav-cta:hover{background:var(--accent-700);transform:translateY(-1px);box-shadow:var(--shadow-md)}
.nav-cta:active{transform:translateY(0)}

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  justify-self:center;
  font-size:17px;
  font-weight:600;
  color:var(--ink)!important;
  letter-spacing:.02em;
}
.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:42px;
  height:30px;
  padding:0 9px;
  background:var(--brand-500);
  color:#fff;
  border-radius:9px;
  font-size:13px;
  font-weight:700;
  letter-spacing:.06em;
}

.nav-toggle-mobile{
  display:none;
  width:44px;
  height:44px;
  align-items:center;
  justify-content:center;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  color:var(--brand-600);
  cursor:pointer;
  transition:border-color .18s ease,background .18s ease;
}
.nav-toggle-mobile:hover{border-color:var(--brand-200);background:var(--brand-50)}

.offcanvas{border:0;box-shadow:var(--shadow-md)}
.offcanvas-header{border-bottom:1px solid var(--line);padding:18px 22px}
.offcanvas-title{font-size:16px}
.offcanvas-body{padding:14px 22px 28px}
.oc-link{
  display:block;
  color:var(--ink);
  font-size:16px;
  padding:14px 4px;
  min-height:48px;
  border-bottom:1px solid var(--line);
}
.oc-link:hover{color:var(--brand-600)}
.oc-link.active{color:var(--brand-600);font-weight:600}
.oc-sub{
  margin-top:20px;
  font-size:13px;
  line-height:1.75;
  color:var(--muted);
  background:var(--brand-50);
  border-radius:var(--radius-btn);
  padding:14px 16px;
}

/* ---------- Buttons ---------- */
.btn-main,.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-size:15px;
  font-weight:600;
  padding:0 24px;
  height:48px;
  border-radius:var(--radius-btn);
  cursor:pointer;
  transition:background .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease;
  border:1px solid transparent;
}
.btn-main{background:var(--accent-600);color:#fff;box-shadow:var(--shadow-sm)}
.btn-main:hover{background:var(--accent-700);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn-main:active{transform:translateY(0)}
.btn-ghost{background:#fff;color:var(--brand-600);border-color:var(--brand-200)}
.btn-ghost:hover{background:var(--brand-50);color:var(--brand-700);transform:translateY(-1px);box-shadow:var(--shadow-sm)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{height:38px;padding:0 16px;font-size:14px}

.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  color:var(--brand-600);
  border-bottom:1px solid transparent;
  padding-bottom:2px;
}
.text-link:hover{border-bottom-color:var(--brand-500)}

/* ---------- Hero ---------- */
.cat-hero{
  position:relative;
  overflow:hidden;
  background:#dfeaef;
  border-bottom:1px solid var(--line);
}
.cat-hero-bg{
  position:absolute;
  inset:0;
  background-size:cover;
  background-position:center;
  opacity:.5;
}
.cat-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(100deg,rgba(248,250,251,.96) 0%,rgba(248,250,251,.86) 52%,rgba(232,242,247,.62) 100%);
}
.cat-hero-inner{
  position:relative;
  z-index:2;
  padding-top:64px;
  padding-bottom:64px;
  max-width:820px;
}
.cat-hero h1{
  font-size:clamp(27px,3.6vw,42px);
  line-height:1.28;
  margin-bottom:18px;
}
.cat-hero .lead{
  font-size:17px;
  color:var(--muted);
  max-width:640px;
  margin-bottom:26px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px}
.hero-facts{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.hero-facts li{
  font-size:13px;
  color:var(--brand-700);
  background:#fff;
  border:1px solid var(--line);
  border-radius:999px;
  padding:6px 14px;
  box-shadow:var(--shadow-sm);
}

.crumb{
  font-size:13px;
  color:var(--muted);
  padding-top:22px;
  padding-bottom:0;
}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.crumb li{display:flex;align-items:center;gap:8px}
.crumb li+li::before{content:"/";color:var(--brand-200)}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand-600)}
.crumb [aria-current]{color:var(--ink)}

/* ---------- Chips ---------- */
.chips{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:30px;
}
.chip{
  font-size:14px;
  padding:8px 18px;
  border-radius:999px;
  border:1px solid var(--line);
  background:var(--surface);
  color:var(--muted);
  transition:all .18s ease;
}
.chip:hover{border-color:var(--brand-200);color:var(--brand-600);background:var(--brand-50)}
.chip.active{
  background:var(--brand-500);
  border-color:var(--brand-500);
  color:#fff;
  font-weight:600;
}

/* ---------- Entry cards ---------- */
.grid-cards{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:var(--gutter);
}
.entry-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  display:flex;
  flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.entry-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--brand-200)}
.entry-thumb{
  position:relative;
  aspect-ratio:3/4;
  overflow:hidden;
  background:var(--brand-50);
}
.entry-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .35s ease;
}
.entry-card:hover .entry-thumb img{transform:scale(1.03)}
.entry-tag{
  position:absolute;
  left:12px;
  top:12px;
  font-size:12px;
  color:#fff;
  background:rgba(31,78,102,.86);
  border-radius:999px;
  padding:4px 12px;
  letter-spacing:.02em;
}
.entry-body{padding:18px 20px 22px;display:flex;flex-direction:column;flex:1}
.entry-body h3{font-size:18px;margin-bottom:10px}
.entry-body p{font-size:14px;color:var(--muted);margin-bottom:16px;flex:1}
.entry-meta{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding-top:14px;
  border-top:1px solid var(--line);
  font-size:13px;
  color:var(--muted);
}

/* ---------- Steps ---------- */
.steps{
  display:grid;
  gap:16px;
  counter-reset:step;
}
.step-item{
  display:flex;
  gap:20px;
  align-items:flex-start;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:22px 24px;
  box-shadow:var(--shadow-sm);
  transition:box-shadow .2s ease,transform .2s ease;
}
.step-item:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
.step-num{
  flex:0 0 auto;
  width:44px;
  height:44px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:12px;
  background:var(--brand-50);
  color:var(--brand-600);
  font-weight:700;
  font-size:16px;
  font-variant-numeric:tabular-nums;
}
.step-item h3{font-size:17px;margin-bottom:8px}
.step-item p{font-size:14px;color:var(--muted);margin:0}

/* ---------- Compare ---------- */
.compare-wrap{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-sm);
  overflow:hidden;
}
.compare-table{width:100%;border-collapse:collapse}
.compare-table th,.compare-table td{
  text-align:left;
  padding:16px 22px;
  font-size:15px;
  border-bottom:1px solid var(--line);
  vertical-align:top;
}
.compare-table thead th{
  background:var(--brand-50);
  color:var(--brand-700);
  font-size:14px;
  letter-spacing:.04em;
  font-weight:600;
}
.compare-table tbody tr:last-child td{border-bottom:0}
.compare-table tbody tr:hover{background:var(--bg-soft)}
.mark-ok{color:var(--success);font-weight:600}
.mark-warn{color:var(--accent-600);font-weight:600}

/* ---------- Reviews ---------- */
.review-rail{
  display:flex;
  gap:20px;
  overflow-x:auto;
  padding:6px 4px 20px;
  scroll-snap-type:x mandatory;
  scrollbar-width:thin;
}
.review-rail::-webkit-scrollbar{height:6px}
.review-rail::-webkit-scrollbar-thumb{background:var(--brand-200);border-radius:999px}
.review-card{
  flex:0 0 300px;
  scroll-snap-align:start;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:22px;
  box-shadow:var(--shadow-sm);
  transition:box-shadow .2s ease,transform .2s ease;
}
.review-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
.review-top{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.avatar{
  width:44px;height:44px;border-radius:50%;
  background:var(--brand-500);
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:600;
  flex:0 0 auto;
}
.review-name{font-size:15px;font-weight:600}
.review-role{font-size:13px;color:var(--muted)}
.stars{color:var(--accent-600);font-size:13px;letter-spacing:.14em;margin-bottom:8px}
.review-card p{font-size:14px;color:var(--muted);margin:0}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;margin:0 auto}
.accordion-item{
  background:var(--surface);
  border:1px solid var(--line)!important;
  border-radius:var(--radius-card)!important;
  margin-bottom:14px;
  overflow:hidden;
  box-shadow:var(--shadow-sm);
}
.accordion-button{
  background:var(--surface);
  color:var(--ink);
  font-size:16px;
  font-weight:600;
  padding:20px 24px;
  box-shadow:none!important;
}
.accordion-button:not(.collapsed){color:var(--brand-600);background:var(--brand-50)}
.accordion-button::after{
  background-image:none;
  content:"";
  width:12px;height:12px;
  border-right:2px solid var(--brand-500);
  border-bottom:2px solid var(--brand-500);
  transform:rotate(45deg);
  margin-left:auto;
  transition:transform .25s ease;
}
.accordion-button:not(.collapsed)::after{transform:rotate(-135deg)}
.accordion-body{
  padding:0 24px 22px;
  font-size:15px;
  color:var(--muted);
  line-height:1.85;
}

/* ---------- CTA band ---------- */
.cta-band{
  background:var(--accent-600);
  color:#fff;
  border-radius:20px;
  padding:36px 40px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  box-shadow:var(--shadow-md);
}
.cta-band h2{color:#fff;font-size:clamp(20px,2.4vw,26px);margin-bottom:8px}
.cta-band p{color:rgba(255,255,255,.86);font-size:15px;margin:0}
.cta-band .btn-cta{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:50px;
  padding:0 28px;
  border-radius:var(--radius-btn);
  background:#fff;
  color:var(--accent-700);
  font-weight:600;
  font-size:15px;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease;
}
.cta-band .btn-cta:hover{background:#fff;color:var(--accent-700);transform:translateY(-2px);box-shadow:0 12px 26px rgba(0,0,0,.16)}

/* ---------- Footer ---------- */
.site-footer{
  background:var(--bg-soft);
  border-top:1px solid var(--line);
  padding:56px 0 26px;
  margin-top:8px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.3fr;
  gap:36px;
  padding-bottom:36px;
  border-bottom:1px solid var(--line);
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:16px;
  font-weight:600;
  margin-bottom:14px;
}
.footer-col p{font-size:14px;color:var(--muted);margin:0;line-height:1.8}
.footer-col h4{font-size:15px;margin-bottom:16px}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:14px;color:var(--muted)}
.footer-links a:hover{color:var(--brand-600);text-decoration:underline;text-underline-offset:3px}
.sub-form label{display:block;font-size:13px;color:var(--muted);margin-bottom:8px}
.sub-form input{
  width:100%;
  height:48px;
  padding:0 14px;
  font-size:14px;
  color:var(--ink);
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  margin-bottom:12px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.sub-form input::placeholder{color:#9AA9B3}
.sub-form input:focus{
  outline:none;
  border-color:var(--brand-500);
  box-shadow:0 0 0 3px rgba(47,122,154,.16);
}
.sub-form button{
  width:100%;
  height:48px;
  border:0;
  border-radius:var(--radius-btn);
  background:var(--accent-600);
  color:#fff;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  transition:background .18s ease,transform .18s ease;
}
.sub-form button:hover{background:var(--accent-700);transform:translateY(-1px)}
.sub-form button:active{transform:translateY(0)}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:10px;
  padding-top:22px;
  font-size:13px;
  color:var(--muted);
}

/* ---------- Responsive ---------- */
@media (max-width:1199.98px){
  .wrap{padding:0 24px}
  .grid-cards{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1.4fr 1fr 1.2fr;gap:28px}
  .footer-grid .footer-col:last-child{grid-column:1 / -1}
}

@media (max-width:991.98px){
  :root{--sec-pad:52px}
  .nav-side{display:none}
  .nav-toggle-mobile{display:inline-flex}
  .nav-inner{grid-template-columns:auto 1fr auto;min-height:64px}
  .brand{justify-self:center;font-size:16px}
  .brand-mark{min-width:38px;height:28px;font-size:12px}
  .cat-hero-inner{padding-top:44px;padding-bottom:48px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:30px 26px}
  .cta-band .btn-cta{width:100%}
}

@media (max-width:767.98px){
  .wrap{padding:0 16px}
  body{font-size:15.5px}
  .grid-cards{grid-template-columns:1fr}
  .entry-thumb{aspect-ratio:16/10}
  .review-card{flex:0 0 78%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-grid .footer-col:last-child{grid-column:auto}
  .compare-table th,.compare-table td{padding:13px 16px;font-size:14px}
  .step-item{padding:18px 16px;gap:14px}
  .step-num{width:38px;height:38px;font-size:15px}
  .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%}
  .accordion-button{padding:16px 18px;font-size:15px}
  .accordion-body{padding:0 18px 18px}
  .section-head{margin-bottom:26px}
}

@media (max-width:519.98px){
  .cat-hero h1{font-size:25px}
  .brand span:last-child{font-size:15px}
  .footer-bottom{flex-direction:column}
}

/* roulang page: category2 */
:root{
  --brand-500:#2F7A9A;
  --brand-600:#26637F;
  --brand-700:#1F4E66;
  --brand-200:#9CC6D8;
  --brand-50:#E8F2F7;
  --accent-600:#C24A2A;
  --accent-700:#A63C21;
  --accent-50:#FDEBE4;
  --bg:#F3F6F8;
  --surface:#FFFFFF;
  --soft:#F8FAFB;
  --ink:#13212B;
  --muted:#5A6B76;
  --line:#DDE6EC;
  --ok:#2E8B6E;
  --r-card:16px;
  --r-btn:12px;
  --r-chip:999px;
  --sh:0 6px 18px rgba(20,33,46,.06);
  --sh-hover:0 12px 28px rgba(20,33,46,.10);
  --sec-pad:72px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand-600);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-700);text-decoration:underline;}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(47,122,154,.25);outline-offset:2px;border-radius:6px;}
h1,h2,h3,h4,h5{margin:0;font-weight:600;letter-spacing:.02em;line-height:1.35;}
p{margin:0 0 16px;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
.wrap{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 32px;
}
.num{font-variant-numeric:tabular-nums;}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 4px 16px rgba(20,33,46,.07);}
.nav-inner{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:16px;
  min-height:72px;
}
.nav-side{display:flex;align-items:center;gap:8px;}
.nav-side--right{justify-content:flex-end;}
.nav-item{
  position:relative;
  font-size:15px;
  color:var(--ink);
  padding:8px 6px;
  text-decoration:none;
  white-space:nowrap;
}
.nav-item::after{
  content:"";
  position:absolute;
  left:50%;
  bottom:2px;
  width:0;
  height:2px;
  background:var(--brand-500);
  border-radius:2px;
  transform:translateX(-50%);
  transition:width .22s ease;
}
.nav-item:hover{color:var(--brand-600);text-decoration:none;}
.nav-item:hover::after{width:calc(100% - 12px);}
.nav-item.active{color:var(--brand-600);font-weight:600;}
.nav-item.active::after{width:calc(100% - 12px);}
.brand{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:19px;
  font-weight:600;
  color:var(--ink);
  letter-spacing:.02em;
  text-decoration:none;
  justify-self:center;
}
.brand:hover{color:var(--ink);text-decoration:none;}
.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:42px;
  height:30px;
  padding:0 8px;
  background:var(--brand-500);
  color:#fff;
  border-radius:8px;
  font-size:14px;
  font-weight:600;
  letter-spacing:.04em;
}
.nav-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:40px;
  padding:0 18px;
  background:var(--accent-600);
  color:#fff;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:500;
  text-decoration:none;
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
  box-shadow:0 4px 12px rgba(194,74,42,.18);
}
.nav-cta:hover{background:var(--accent-700);color:#fff;text-decoration:none;transform:translateY(-1px);box-shadow:0 8px 18px rgba(194,74,42,.22);}
.nav-cta:active{transform:translateY(0);}
.nav-toggle-mobile{
  display:none;
  width:44px;
  height:44px;
  align-items:center;
  justify-content:center;
  background:#fff;
  border:1px solid var(--line);
  border-radius:10px;
  color:var(--ink);
  cursor:pointer;
}
.nav-toggle-mobile:hover{background:var(--brand-50);color:var(--brand-600);}

.offcanvas{border-right:1px solid var(--line);}
.offcanvas-header{border-bottom:1px solid var(--line);}
.offcanvas-title{font-size:17px;font-weight:600;color:var(--ink);}
.oc-link{
  display:flex;
  align-items:center;
  min-height:48px;
  padding:0 4px;
  font-size:16px;
  color:var(--ink);
  border-bottom:1px solid var(--line);
  text-decoration:none;
}
.oc-link:hover{color:var(--brand-600);text-decoration:none;}
.oc-link.active{color:var(--brand-600);font-weight:600;}
.oc-sub{
  margin-top:18px;
  padding:14px 16px;
  background:var(--brand-50);
  border-radius:12px;
  font-size:14px;
  color:var(--brand-700);
  line-height:1.7;
}

/* ---------- breadcrumb ---------- */
.crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--muted);
  padding:20px 0 0;
}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--brand-600);}
.crumb-sep{color:var(--brand-200);}
.crumb-current{color:var(--ink);font-weight:500;}

/* ---------- hero ---------- */
.cat-hero{
  position:relative;
  background-image:linear-gradient(100deg,rgba(243,246,248,.97) 0%,rgba(243,246,248,.9) 42%,rgba(243,246,248,.6) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center right;
  border-bottom:1px solid var(--line);
}
.cat-hero-inner{
  padding:36px 0 64px;
  max-width:720px;
}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:var(--brand-50);
  color:var(--brand-700);
  border:1px solid #CFE3ED;
  border-radius:var(--r-chip);
  padding:5px 14px;
  font-size:13px;
  margin-bottom:18px;
}
.hero-badge .dot{
  width:7px;height:7px;border-radius:50%;background:var(--ok);
  box-shadow:0 0 0 4px rgba(46,139,110,.14);
}
.cat-hero h1{
  font-size:clamp(28px,4vw,44px);
  line-height:1.24;
  margin-bottom:16px;
}
.cat-hero h1 em{
  font-style:normal;
  color:var(--brand-600);
}
.hero-sub{
  font-size:17px;
  color:var(--muted);
  max-width:600px;
  margin-bottom:24px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px;}
.btn-brand,.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 24px;
  border-radius:var(--r-btn);
  font-size:16px;
  font-weight:500;
  text-decoration:none;
  cursor:pointer;
  border:1px solid transparent;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-brand{background:var(--accent-600);color:#fff;box-shadow:0 6px 16px rgba(194,74,42,.2);}
.btn-brand:hover{background:var(--accent-700);color:#fff;text-decoration:none;transform:translateY(-1px);box-shadow:0 12px 24px rgba(194,74,42,.24);}
.btn-brand:active{transform:translateY(0);}
.btn-ghost{background:#fff;color:var(--brand-600);border-color:#BCD8E4;}
.btn-ghost:hover{background:var(--brand-50);color:var(--brand-700);text-decoration:none;transform:translateY(-1px);box-shadow:var(--sh);}
.btn-ghost:active{transform:translateY(0);}
.hero-facts{
  display:flex;
  flex-wrap:wrap;
  gap:24px;
  padding-top:20px;
  border-top:1px solid var(--line);
}
.hero-fact{min-width:120px;}
.hero-fact b{
  display:block;
  font-size:22px;
  font-weight:600;
  color:var(--brand-600);
}
.hero-fact span{font-size:13px;color:var(--muted);}

/* ---------- chips ---------- */
.chip-bar{
  background:#fff;
  border-bottom:1px solid var(--line);
}
.chip-inner{
  display:flex;
  align-items:center;
  gap:10px;
  padding:16px 0;
  overflow-x:auto;
  scrollbar-width:none;
}
.chip-inner::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  height:36px;
  padding:0 18px;
  border-radius:var(--r-chip);
  font-size:14px;
  color:var(--muted);
  background:var(--soft);
  border:1px solid var(--line);
  text-decoration:none;
  transition:all .2s ease;
}
.chip:hover{color:var(--brand-600);border-color:#BCD8E4;background:var(--brand-50);text-decoration:none;}
.chip.is-active{
  background:var(--brand-500);
  border-color:var(--brand-500);
  color:#fff;
  font-weight:500;
}
.chip.is-active:hover{background:var(--brand-600);color:#fff;}

/* ---------- section ---------- */
.sec{padding:var(--sec-pad) 0;}
.sec--soft{background:var(--soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.sec-head{max-width:740px;margin-bottom:36px;}
.eyebrow{
  display:inline-block;
  font-size:13px;
  letter-spacing:.06em;
  color:var(--brand-600);
  background:var(--brand-50);
  border-radius:var(--r-chip);
  padding:4px 14px;
  margin-bottom:14px;
}
.sec-title{font-size:clamp(24px,2.6vw,30px);margin-bottom:12px;}
.sec-desc{color:var(--muted);font-size:16px;margin:0;}

/* ---------- vertical cards ---------- */
.v-card{
  position:relative;
  display:flex;
  flex-direction:column;
  height:100%;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh);
  transition:transform .22s ease,box-shadow .22s ease;
}
.v-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);}
.v-thumb{
  position:relative;
  aspect-ratio:3/4;
  background:var(--brand-50);
  overflow:hidden;
}
.v-thumb img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .35s ease;
}
.v-card:hover .v-thumb img{transform:scale(1.03);}
.v-tag{
  position:absolute;
  left:12px;top:12px;
  background:rgba(19,33,43,.72);
  color:#fff;
  font-size:12px;
  line-height:1;
  padding:6px 10px;
  border-radius:var(--r-chip);
  backdrop-filter:blur(2px);
}
.v-index{
  position:absolute;
  right:12px;top:12px;
  width:30px;height:30px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.92);
  border-radius:8px;
  font-size:13px;
  font-weight:600;
  color:var(--brand-600);
}
.v-body{
  display:flex;
  flex-direction:column;
  gap:8px;
  padding:16px 18px 20px;
  flex:1;
}
.v-title{
  font-size:17px;
  font-weight:600;
  line-height:1.5;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.v-text{
  font-size:14px;
  color:var(--muted);
  line-height:1.7;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin:0;
}
.v-foot{
  margin-top:auto;
  padding-top:10px;
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:13px;
  color:var(--muted);
}
.v-foot .go{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--brand-600);
  font-weight:500;
}
.v-card:hover .v-foot .go{color:var(--accent-600);}

/* ---------- steps ---------- */
.step-list{
  display:grid;
  gap:16px;
}
.step-item{
  display:grid;
  grid-template-columns:56px 1fr;
  gap:18px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:20px 22px;
  box-shadow:var(--sh);
  transition:transform .2s ease,box-shadow .2s ease;
}
.step-item:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);}
.step-no{
  width:56px;height:56px;
  display:flex;align-items:center;justify-content:center;
  background:var(--brand-50);
  color:var(--brand-600);
  border-radius:14px;
  font-size:20px;
  font-weight:600;
}
.step-item h3{font-size:18px;margin-bottom:6px;}
.step-item p{margin:0;color:var(--muted);font-size:15px;}

/* ---------- checklist table ---------- */
.check-grid{
  display:grid;
  grid-template-columns:1.1fr 1fr 1fr;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh);
}
.check-grid > div{
  padding:16px 20px;
  font-size:15px;
  border-bottom:1px solid var(--line);
}
.check-head{
  background:var(--brand-50);
  color:var(--brand-700);
  font-weight:600;
  font-size:14px;
}
.check-grid .cell-ok{color:var(--ok);}
.check-grid .cell-warn{color:var(--accent-600);}
.check-grid > div:nth-child(3n+1){font-weight:500;}
.check-grid > div:nth-last-child(-n+3){border-bottom:none;}

/* ---------- faq ---------- */
.faq .accordion-item{
  border:1px solid var(--line);
  border-radius:var(--r-card);
  margin-bottom:12px;
  overflow:hidden;
  background:#fff;
  box-shadow:var(--sh);
}
.faq .accordion-button{
  font-size:16px;
  font-weight:500;
  color:var(--ink);
  background:#fff;
  padding:20px 22px;
  box-shadow:none;
}
.faq .accordion-button:not(.collapsed){
  color:var(--brand-700);
  background:var(--brand-50);
}
.faq .accordion-button:focus{box-shadow:none;border-color:transparent;}
.faq .accordion-button::after{
  width:16px;height:16px;
  background-size:16px;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%232F7A9A' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M8 3v10M3 8h10'/%3E%3C/svg%3E");
  transition:transform .25s ease;
}
.faq .accordion-button:not(.collapsed)::after{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%231F4E66' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M3 8h10'/%3E%3C/svg%3E");
  transform:rotate(180deg);
}
.faq .accordion-body{
  font-size:15px;
  line-height:1.8;
  color:var(--muted);
  padding:0 22px 22px;
  border-top:1px solid var(--line);
  padding-top:18px;
}

/* ---------- cta band ---------- */
.cta-band{
  background:var(--accent-600);
  border-radius:20px;
  padding:32px 36px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
  box-shadow:0 14px 32px rgba(194,74,42,.22);
}
.cta-band h2{
  color:#fff;
  font-size:clamp(20px,2.2vw,26px);
  margin-bottom:8px;
}
.cta-band p{color:rgba(255,255,255,.86);margin:0;font-size:15px;}
.cta-band .btn-white{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:48px;
  padding:0 26px;
  background:#fff;
  color:var(--accent-600);
  border-radius:var(--r-btn);
  font-weight:600;
  font-size:16px;
  text-decoration:none;
  transition:transform .2s ease,box-shadow .2s ease;
}
.cta-band .btn-white:hover{color:var(--accent-700);text-decoration:none;transform:translateY(-1px);box-shadow:0 10px 22px rgba(0,0,0,.16);}
.cta-band .btn-outline-white{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:48px;
  padding:0 24px;
  background:transparent;
  border:1px solid rgba(255,255,255,.6);
  color:#fff;
  border-radius:var(--r-btn);
  font-weight:500;
  font-size:16px;
  text-decoration:none;
  transition:background .2s ease,border-color .2s ease;
}
.cta-band .btn-outline-white:hover{background:rgba(255,255,255,.14);border-color:#fff;color:#fff;text-decoration:none;}

/* ---------- back to top ---------- */
.back-top{
  position:fixed;
  right:24px;
  bottom:24px;
  width:46px;height:46px;
  display:none;
  align-items:center;
  justify-content:center;
  background:#fff;
  color:var(--brand-600);
  border:1px solid var(--line);
  border-radius:14px;
  box-shadow:var(--sh);
  cursor:pointer;
  z-index:1020;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease;
}
.back-top.show{display:flex;}
.back-top:hover{background:var(--brand-50);transform:translateY(-2px);box-shadow:var(--sh-hover);}

/* ---------- back home strip ---------- */
.back-strip{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding:22px 24px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh);
}
.back-strip span{color:var(--muted);font-size:15px;}
.back-strip a{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-weight:500;
  color:var(--brand-600);
}
.back-strip a:hover{color:var(--accent-600);text-decoration:none;}

/* ---------- footer ---------- */
.site-footer{
  background:#fff;
  border-top:1px solid var(--line);
  margin-top:0;
  padding:56px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1.2fr 1.4fr;
  gap:36px;
  padding-bottom:36px;
}
.footer-brand{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:17px;
  font-weight:600;
  color:var(--ink);
  margin-bottom:14px;
}
.footer-col p{font-size:14px;color:var(--muted);line-height:1.8;}
.footer-col h4{
  font-size:15px;
  font-weight:600;
  color:var(--ink);
  margin-bottom:16px;
}
.footer-links li{margin-bottom:10px;}
.footer-links a{
  font-size:14px;
  color:var(--muted);
}
.footer-links a:hover{color:var(--brand-600);text-decoration:underline;}
.sub-form label{
  display:block;
  font-size:13px;
  color:var(--muted);
  margin-bottom:8px;
}
.sub-form input{
  width:100%;
  height:48px;
  padding:0 14px;
  font-size:15px;
  color:var(--ink);
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  margin-bottom:12px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.sub-form input::placeholder{color:#9AAAB4;}
.sub-form input:focus{
  outline:none;
  border-color:var(--brand-500);
  box-shadow:0 0 0 3px rgba(47,122,154,.14);
}
.sub-form button{
  width:100%;
  height:48px;
  background:var(--accent-600);
  color:#fff;
  border:none;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:500;
  cursor:pointer;
  transition:background .2s ease,transform .2s ease;
}
.sub-form button:hover{background:var(--accent-700);transform:translateY(-1px);}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  padding:20px 0;
  border-top:1px solid var(--line);
  font-size:13px;
  color:var(--muted);
}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .footer-grid{grid-template-columns:1.4fr 1fr 1.2fr;gap:30px;}
  .footer-grid .footer-col:last-child{grid-column:span 3;}
}
@media (max-width:991.98px){
  :root{--sec-pad:56px;}
  .wrap{padding:0 24px;}
  .nav-inner{
    display:flex;
    justify-content:space-between;
    gap:12px;
    min-height:64px;
  }
  .nav-toggle-mobile{display:inline-flex;}
  .nav-side--left{display:none;}
  .nav-side--right .nav-item{display:none;}
  .nav-side--right{display:flex;}
  .brand{font-size:17px;}
  .brand-mark{min-width:38px;height:28px;font-size:13px;}
  .cat-hero-inner{padding:28px 0 48px;}
  .check-grid{grid-template-columns:1fr 1fr 1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .footer-grid .footer-col:last-child{grid-column:span 2;}
}
@media (max-width:767.98px){
  :root{--sec-pad:44px;}
  .wrap{padding:0 16px;}
  body{font-size:15px;}
  .hero-facts{gap:18px;}
  .hero-fact b{font-size:19px;}
  .check-grid{grid-template-columns:1fr;border-radius:14px;}
  .check-grid > div{border-bottom:1px solid var(--line);}
  .check-grid > div:nth-child(3n+1){
    background:var(--brand-50);
    color:var(--brand-700);
    font-weight:600;
  }
  .check-head{display:none;}
  .cta-band{padding:26px 22px;}
  .cta-band .cta-actions{width:100%;display:flex;flex-direction:column;gap:12px;}
  .cta-band .btn-white,.cta-band .btn-outline-white{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-grid .footer-col:last-child{grid-column:span 1;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:6px;}
  .step-item{grid-template-columns:44px 1fr;padding:18px;gap:14px;}
  .step-no{width:44px;height:44px;border-radius:12px;font-size:17px;}
  .back-top{right:16px;bottom:16px;}
  .nav-cta{height:36px;padding:0 14px;font-size:14px;}
}