/* roulang page: index */
:root{
  --brand:#1E5B4B;
  --brand-dark:#17493D;
  --brand-deep:#123B31;
  --brand-soft:rgba(30,91,75,.08);
  --ochre:#8C5A32;
  --ochre-soft:rgba(140,90,50,.12);
  --amber:#D9A441;
  --bg:#FAF7F0;
  --bg-alt:#EFE9DC;
  --card:#FFFFFF;
  --line:#DED7C8;
  --ink:#20241F;
  --ink-2:#5C6660;
  --radius-card:12px;
  --radius-btn:8px;
  --radius-img:10px;
  --shadow-1:0 1px 2px rgba(32,36,31,.06);
  --shadow-2:0 8px 24px rgba(32,36,31,.12);
  --shadow-3:0 16px 40px rgba(32,36,31,.16);
  --serif:"Noto Serif SC","Songti SC","SimSun",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--sans);
  font-size:17px;
  line-height:1.9;
  color:var(--ink);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease}
a:hover{color:var(--ochre)}
h1,h2,h3,h4{font-family:var(--serif);margin:0;letter-spacing:0;color:var(--ink)}
h1{font-size:clamp(28px,4vw,46px);line-height:1.25;font-weight:700}
h2{font-size:26px;line-height:1.35;font-weight:700}
h3{font-size:19px;line-height:1.45;font-weight:700}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--ochre);outline-offset:2px}
.grid-container{max-width:1200px;padding-left:20px;padding-right:20px;margin-left:auto;margin-right:auto}
@media screen and (min-width:1024px){
  .grid-container{max-width:1264px;padding-left:32px;padding-right:32px}
}
.section{padding-top:56px;padding-bottom:56px}
@media screen and (min-width:1024px){
  .section{padding-top:88px;padding-bottom:88px}
}
.section-alt{background:var(--bg-alt)}
.section-head{margin-bottom:28px}
@media screen and (min-width:1024px){
  .section-head{margin-bottom:40px}
}
.section-head h2{position:relative;padding-left:16px}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:2px;background:var(--brand);
}
.section-sub{margin-top:10px;color:var(--ink-2);font-size:15px;line-height:1.8;max-width:760px}
.head-row{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px}

/* ---------- top bar ---------- */
.topbar{background:var(--brand-deep);color:rgba(255,255,255,.86);font-size:13px;line-height:1.4}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px;padding-top:6px;padding-bottom:6px}
.topbar-brand{display:flex;align-items:center;gap:8px;color:#fff;font-weight:600}
.topbar-brand .seal{
  width:20px;height:20px;border:2px solid rgba(217,164,65,.9);border-radius:4px;display:inline-flex;
  align-items:center;justify-content:center;font-size:11px;font-family:var(--serif);color:var(--amber);flex:0 0 20px;
}
.topbar-links{display:flex;align-items:center;gap:20px}
.topbar-links a{color:rgba(255,255,255,.82)}
.topbar-links a:hover{color:#fff}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:var(--bg);
  border-bottom:1px solid var(--line);transition:box-shadow .25s ease,background-color .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-1)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand-mark{
  width:42px;height:42px;border-radius:10px;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:20px;font-weight:700;flex:0 0 42px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-name{font-family:var(--serif);font-size:18px;font-weight:700;color:var(--ink)}
.brand-sub{font-size:12px;color:var(--ink-2);letter-spacing:.02em}
.main-nav{display:none}
@media screen and (min-width:1024px){
  .main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
}
.nav-item{position:relative}
.nav-link{
  display:inline-flex;align-items:center;gap:6px;height:40px;padding:0 14px;border-radius:6px;
  font-size:16px;color:var(--ink);background:transparent;border:0;cursor:pointer;position:relative;
}
.nav-link:hover{color:var(--brand);background:var(--brand-soft)}
.nav-link.is-active{color:var(--brand);font-weight:600}
.nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--ochre);
}
.caret{width:8px;height:8px;border-right:1.6px solid currentColor;border-bottom:1.6px solid currentColor;transform:rotate(45deg) translateY(-2px);display:inline-block}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);width:760px;background:#fff;border:1px solid var(--line);
  border-radius:12px;box-shadow:var(--shadow-3);padding:24px;opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
}
.has-mega:hover .mega-panel,.has-mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-grid{display:grid;grid-template-columns:1.1fr 1.2fr 1fr;gap:24px}
.mega-col-title{font-family:var(--serif);font-size:14px;font-weight:700;color:var(--ink);margin:0 0 12px;padding-bottom:8px;border-bottom:1px solid var(--line)}
.mega-links li{margin-bottom:6px}
.mega-links a{display:flex;align-items:center;gap:8px;font-size:15px;color:var(--ink);padding:6px 8px;border-radius:6px}
.mega-links a:hover{background:var(--brand-soft);color:var(--brand)}
.mega-links i{color:var(--ochre);font-size:13px;width:14px;text-align:center}
.mega-news li{border-bottom:1px dashed var(--line);padding:8px 0}
.mega-news li:last-child{border-bottom:0}
.mega-news a{display:block;font-size:15px;color:var(--ink);line-height:1.5}
.mega-news a:hover{color:var(--brand)}
.mega-news em{display:block;font-style:normal;font-size:12px;color:var(--ink-2);margin-top:2px}
.mega-card{display:block;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:var(--bg)}
.mega-card img{aspect-ratio:16/9;object-fit:cover;background:var(--bg-alt);width:100%}
.mega-card-txt{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:12px 14px;font-size:15px;color:var(--ink);font-weight:600}
.mega-card:hover{border-color:var(--brand);box-shadow:var(--shadow-2);color:var(--brand)}
.nav-cta{display:none}
@media screen and (min-width:1024px){
  .nav-cta{display:inline-flex;margin-left:12px}
}
.nav-toggle{
  display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:8px;
  border:1px solid var(--line);background:#fff;cursor:pointer;color:var(--ink);
}
@media screen and (min-width:1024px){
  .nav-toggle{display:none}
}
.nav-toggle span{display:block;width:18px;height:2px;background:currentColor;border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;border-radius:2px;transition:transform .2s ease;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
body.drawer-open .nav-toggle span{background:transparent}
body.drawer-open .nav-toggle span::before{transform:translateY(6px) rotate(45deg)}
body.drawer-open .nav-toggle span::after{transform:translateY(-6px) rotate(-45deg)}

/* ---------- mobile drawer ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(18,59,49,.42);opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:80;
}
body.drawer-open .drawer-mask{opacity:1;visibility:visible}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:84%;max-width:360px;background:var(--bg);z-index:90;
  transform:translateX(102%);transition:transform .28s ease;overflow-y:auto;padding:24px 20px 40px;box-shadow:var(--shadow-3);
}
body.drawer-open .mobile-drawer{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.drawer-head strong{font-family:var(--serif);font-size:17px}
.drawer-close{background:transparent;border:0;font-size:22px;color:var(--ink-2);cursor:pointer;line-height:1;padding:4px 8px}
.drawer-group{margin-bottom:6px;border-bottom:1px solid var(--line)}
.drawer-group summary{
  list-style:none;cursor:pointer;padding:14px 0;font-size:16px;font-weight:600;color:var(--ink);
  display:flex;align-items:center;justify-content:space-between;
}
.drawer-group summary::-webkit-details-marker{display:none}
.drawer-group summary::after{content:"＋";color:var(--ochre);font-size:15px}
.drawer-group[open] summary::after{content:"－"}
.drawer-sub{padding:0 0 12px}
.drawer-sub a{display:block;padding:9px 0;font-size:15px;color:var(--ink-2)}
.drawer-sub a:hover{color:var(--brand)}
.drawer-cta{width:100%;margin-top:20px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:16px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .12s ease,box-shadow .2s ease;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);color:#fff;box-shadow:var(--shadow-1)}
.btn-outline{background:transparent;color:var(--brand);border-color:var(--brand)}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-dark)}
.btn-light{background:#FAF7F0;color:var(--brand-deep)}
.btn-light:hover{background:#fff;color:var(--brand-deep)}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.62);color:#fff}
.btn-ghost-light:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.08)}
.btn-sm{height:40px;padding:0 18px;font-size:15px}
@media screen and (max-width:639px){
  .btn{height:42px;padding:0 18px;font-size:15px}
}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--brand)}
.link-arrow:hover{color:var(--ochre);gap:10px}

/* ---------- badges ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 14px;border-radius:999px;font-size:13px;font-weight:600;line-height:1.6;
}
.badge-brand{background:var(--brand-soft);color:var(--brand)}
.badge-ochre{background:var(--ochre-soft);color:var(--ochre)}
.badge-amber{background:rgba(217,164,65,.16);color:#8A6415}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--bg);padding-top:40px;padding-bottom:48px}
@media screen and (min-width:1024px){
  .hero{padding-top:72px;padding-bottom:80px}
}
.hero-vein{
  position:absolute;right:-60px;top:-40px;width:520px;opacity:.10;pointer-events:none;
}
.hero-inner{position:relative;z-index:2}
.eyebrow{margin-bottom:18px}
.hero-title{margin-bottom:18px;max-width:15em}
.hero-sub{font-size:17px;color:var(--ink-2);max-width:30em;margin-bottom:26px}
@media screen and (min-width:1024px){
  .hero-sub{font-size:18px}
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.trust-row{display:flex;flex-wrap:wrap;gap:22px}
.trust-item{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--ink-2)}
.trust-item i{color:var(--ochre);font-size:14px}
.hero-visual{margin-top:36px;position:relative}
@media screen and (min-width:1024px){
  .hero-visual{margin-top:0}
}
.hero-frame{
  position:relative;border-radius:var(--radius-card);overflow:hidden;border:1px solid var(--line);
  aspect-ratio:4/3;background:var(--bg-alt);box-shadow:var(--shadow-2);
}
.hero-frame img{width:100%;height:100%;object-fit:cover}
.hero-frame::after{
  content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(250,247,240,.14),rgba(18,59,49,.18));
}
.status-card{
  position:absolute;right:-8px;bottom:-8px;background:#fff;border:1px solid var(--line);border-radius:10px;
  box-shadow:var(--shadow-2);padding:14px 16px;min-width:200px;
}
.status-card strong{display:block;font-family:var(--serif);font-size:15px;margin-bottom:6px}
.status-card ul li{font-size:13px;color:var(--ink-2);display:flex;align-items:center;gap:6px;line-height:1.9}
.status-card ul li i{color:var(--amber);font-size:11px}
@media screen and (max-width:639px){
  .hero-frame{aspect-ratio:16/9;max-height:240px}
  .status-card{position:static;margin-top:14px;min-width:0;right:auto;bottom:auto}
}

/* ---------- steps ---------- */
.steps{display:grid;gap:24px;position:relative}
@media screen and (min-width:768px){
  .steps{grid-template-columns:repeat(3,1fr);gap:0}
}
.step{position:relative;padding-left:56px}
@media screen and (min-width:768px){
  .step{padding-left:0;padding-top:64px;padding-right:32px}
}
.step-num{
  position:absolute;left:0;top:0;width:42px;height:42px;border-radius:50%;border:1px solid var(--ochre);color:var(--ochre);
  display:flex;align-items:center;justify-content:center;font-family:var(--serif);font-size:19px;font-weight:700;background:#fff;
}
@media screen and (min-width:768px){
  .step-num{left:0;top:0}
}
.step::before{
  content:"";position:absolute;left:21px;top:46px;bottom:-24px;border-left:1px dashed var(--line);
}
.step:last-child::before{display:none}
@media screen and (min-width:768px){
  .step::before{left:56px;top:21px;bottom:auto;width:calc(100% - 56px);border-left:0;border-top:1px dashed var(--line);height:0}
  .step:last-child::before{display:none}
}
.step h3{margin-bottom:8px;font-size:18px}
.step p{font-size:15px;color:var(--ink-2);line-height:1.8;margin-bottom:10px}

/* ---------- proof ---------- */
.proof-media{position:relative;border-radius:var(--radius-card);overflow:hidden;border:1px solid var(--line);background:var(--bg-alt)}
.proof-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.quote-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-2);padding:20px;
  margin-top:-56px;margin-left:20px;margin-right:20px;position:relative;z-index:2;
}
@media screen and (min-width:1024px){
  .quote-card{margin-top:-64px;margin-left:28px;margin-right:-24px}
}
.quote-card p{font-size:15px;line-height:1.8;margin-bottom:12px}
.quote-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--ink-2)}
.stars{color:var(--amber);font-size:12px;letter-spacing:2px}
.proof-quotes{margin-top:28px;display:grid;gap:18px}
@media screen and (min-width:1024px){
  .proof-quotes{margin-top:0;grid-template-columns:1fr;gap:18px}
}
.quote-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:20px;box-shadow:var(--shadow-1);transition:box-shadow .2s ease,transform .2s ease}
.quote-item:hover{box-shadow:var(--shadow-2);transform:translateY(-2px)}
.quote-item p{font-size:15px;line-height:1.8;margin-bottom:10px}
.quote-item span{font-size:13px;color:var(--ink-2)}
.stat-bar{margin-top:36px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:8px 0}
.stat-item{padding:18px 20px;border-bottom:1px dashed var(--line)}
.stat-item:last-child{border-bottom:0}
@media screen and (min-width:768px){
  .stat-item{border-bottom:0;border-right:1px dashed var(--line)}
  .stat-item:last-child{border-right:0}
}
.stat-item strong{display:block;font-family:var(--serif);font-size:15px;margin-bottom:4px}
.stat-item em{font-style:normal;font-size:13px;color:var(--ink-2);line-height:1.7}

/* ---------- latest ---------- */
.latest-feature{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;
  box-shadow:var(--shadow-1);transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;height:100%;
}
.latest-feature:hover{box-shadow:var(--shadow-2);transform:translateY(-2px);border-color:var(--brand);color:inherit}
.latest-feature img{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--bg-alt)}
.latest-feature-body{padding:20px}
@media screen and (min-width:1024px){
  .latest-feature-body{padding:28px}
}
.latest-feature-body h3{margin:12px 0 10px;font-size:20px;line-height:1.45;color:var(--ink)}
.latest-feature:hover h3{color:var(--brand)}
.latest-feature-body p{font-size:15px;color:var(--ink-2);line-height:1.8;margin-bottom:14px}
.latest-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-2)}
.latest-meta .dot{color:var(--line)}
.latest-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);height:100%;overflow:hidden}
.latest-row{
  display:block;padding:16px 20px;border-bottom:1px solid var(--line);transition:background-color .2s ease;
}
.latest-row:last-child{border-bottom:0}
.latest-row:hover{background:var(--brand-soft)}
.latest-row h4{font-family:var(--sans);font-size:16px;font-weight:600;line-height:1.55;color:var(--ink);margin-bottom:6px}
.latest-row:hover h4{color:var(--brand)}
.latest-row .latest-meta{gap:10px}
.empty-card{
  border:1px dashed var(--line);border-radius:var(--radius-card);background:#fff;padding:40px 24px;text-align:center;color:var(--ink-2);
}
.empty-card i{font-size:28px;color:var(--ochre);display:block;margin-bottom:12px}
.empty-card p{margin-bottom:12px;font-size:15px}
.latest-foot{margin-top:24px;text-align:center}

/* ---------- faq ---------- */
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);
  margin-bottom:12px;overflow:hidden;transition:box-shadow .2s ease,border-color .2s ease;
}
.faq-item:hover{box-shadow:var(--shadow-2)}
.faq-item[open]{border-left:3px solid var(--ochre)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;font-family:var(--serif);font-size:18px;font-weight:600;color:var(--ink);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-icon{position:relative;width:16px;height:16px;flex:0 0 16px;transition:transform .25s ease}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--ochre);border-radius:2px}
.faq-icon::before{left:0;top:7px;width:16px;height:2px}
.faq-icon::after{left:7px;top:0;width:2px;height:16px}
.faq-item[open] .faq-icon{transform:rotate(45deg)}
.faq-answer{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--ink-2)}
.faq-aside{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);padding:22px;margin-top:16px;
}
.faq-aside h3{font-size:17px;margin-bottom:10px}
.faq-aside p{font-size:15px;color:var(--ink-2);line-height:1.8}

/* ---------- cta ---------- */
.cta{position:relative;background:var(--brand);color:#fff;overflow:hidden}
.cta-inner{position:relative;z-index:2;padding-top:56px;padding-bottom:56px}
@media screen and (min-width:1024px){
  .cta-inner{padding-top:72px;padding-bottom:72px}
}
.cta h2{color:#fff;margin-bottom:12px}
.cta p{color:rgba(255,255,255,.84);font-size:16px;max-width:34em;margin-bottom:24px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
.cta-vein{position:absolute;right:-40px;bottom:-60px;width:460px;opacity:.12;pointer-events:none}

/* ---------- footer ---------- */
.site-footer{background:var(--bg-alt);border-top:1px solid var(--line);padding-top:48px}
.footer-grid{display:grid;gap:32px}
@media screen and (min-width:768px){
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr}
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.footer-brand .brand-mark{background:var(--brand)}
.footer-desc{font-size:14px;color:var(--ink-2);line-height:1.8;margin-bottom:14px}
.footer-contact{font-size:14px;color:var(--ink-2);line-height:1.9}
.footer-contact i{color:var(--ochre);width:16px;margin-right:6px}
.footer-col h3{font-size:16px;margin-bottom:14px}
.footer-col li{margin-bottom:9px}
.footer-col a{font-size:14px;color:var(--ink-2)}
.footer-col a:hover{color:var(--ochre)}
.footer-bottom{
  margin-top:40px;border-top:1px solid var(--line);padding:18px 0;display:flex;flex-wrap:wrap;gap:12px;
  align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-2);
}
.to-top{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--brand)}

/* roulang page: article */
:root{
  --c-primary:#1E5B4B;
  --c-primary-dark:#163F34;
  --c-primary-soft:rgba(30,91,75,.08);
  --c-accent:#8C5A32;
  --c-accent-soft:rgba(140,90,50,.10);
  --c-wax:#D9A441;
  --c-bg:#FAF7F0;
  --c-bg-2:#EFE9DC;
  --c-card:#FFFFFF;
  --c-line:#DED7C8;
  --t-ink:#20241F;
  --t-sub:#5C6660;
  --r-card:12px;
  --r-btn:8px;
  --r-img:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(32,36,31,.06);
  --sh-2:0 8px 24px rgba(32,36,31,.12);
  --sh-3:0 16px 40px rgba(32,36,31,.16);
  --s-1:8px;
  --s-2:16px;
  --s-3:24px;
  --s-4:32px;
  --s-5:56px;
  --s-6:88px;
  --font-serif:"Noto Serif SC","Songti SC","SimSun",serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.9;
  color:var(--t-ink);
  background:var(--c-bg);
  font-variant-numeric:tabular-nums;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;border-radius:var(--r-img)}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease,border-color .2s ease}
a:hover{color:var(--c-accent)}
h1,h2,h3,h4{font-family:var(--font-serif);letter-spacing:0;margin:0;color:var(--t-ink);font-weight:700}
h1{font-size:clamp(28px,4vw,46px);line-height:1.25}
h2{font-size:26px;line-height:1.35}
h3{font-size:19px;line-height:1.45}
p{margin:0 0 1.25em}
hr{border:0;border-top:1px solid var(--c-line);margin:var(--s-4) 0}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px}
.grid-container{max-width:1200px;margin-left:auto;margin-right:auto;padding-left:20px;padding-right:20px}
@media screen and (min-width:1024px){
  .grid-container{padding-left:32px;padding-right:32px}
}
.foundation-default-clean .button,
button.button{background-color:var(--c-primary);border-radius:var(--r-btn)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  border:1px solid transparent;transition:all .2s ease;white-space:nowrap;
  font-family:var(--font-sans);
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}
.btn-primary:hover{background:var(--c-primary-dark);border-color:var(--c-primary-dark);color:#fff}
.btn-ghost{background:transparent;color:var(--c-primary);border-color:var(--c-primary)}
.btn-ghost:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);border-color:var(--c-primary-dark)}
.btn-light{background:#fff;color:var(--c-primary);border-color:#fff}
.btn-light:hover{background:#F4F1E8;color:var(--c-primary-dark)}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.7)}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--c-primary);height:auto;padding:0}
.btn-text:hover{color:var(--c-accent)}
.btn-text i{transition:transform .2s ease}
.btn-text:hover i{transform:translateX(3px)}

/* ---------- badges & tags ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 14px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;line-height:1.6;
  background:var(--c-primary-soft);color:var(--c-primary);
}
.badge-accent{background:var(--c-accent-soft);color:var(--c-accent)}
.badge-wax{background:rgba(217,164,65,.16);color:#8a6417}
.meta-line{font-size:13px;color:var(--t-sub);display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.meta-line .dot{width:3px;height:3px;border-radius:50%;background:var(--c-line);display:inline-block}
.tag-row{display:flex;flex-wrap:wrap;gap:10px}
.tag-pill{
  display:inline-block;padding:6px 14px;border-radius:var(--r-pill);
  border:1px solid var(--c-line);background:#fff;font-size:13px;color:var(--t-sub);
}
.tag-pill:hover{border-color:var(--c-primary);color:var(--c-primary)}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:var(--c-bg);border-bottom:1px solid var(--c-line);transition:box-shadow .25s ease}
.site-header.is-stuck{box-shadow:var(--sh-2)}
.topbar{height:36px;background:var(--c-primary);color:#E9F2EE;font-size:13px;overflow:hidden}
.topbar .grid-container{height:100%}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;height:36px;gap:16px}
.topbar-brand{font-family:var(--font-serif);letter-spacing:.2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-links{display:flex;align-items:center;gap:18px;white-space:nowrap}
.topbar-links a{color:#D7E6E0;font-size:13px}
.topbar-links a:hover{color:#fff}
.mainbar-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:34px;height:34px;display:flex;align-items:center;justify-content:center;
  border:2px solid var(--c-accent);border-radius:8px;color:var(--c-accent);
  font-family:var(--font-serif);font-size:17px;font-weight:700;background:#fff;
}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-name{font-family:var(--font-serif);font-size:17px;font-weight:700;color:var(--t-ink)}
.brand-sub{font-size:11px;color:var(--t-sub);letter-spacing:.4px}
.primary-nav{display:flex;align-items:center;gap:26px}
.nav-link{
  position:relative;font-size:15px;color:var(--t-ink);padding:6px 0;font-weight:500;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--c-accent);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-link:hover{color:var(--c-primary)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{font-weight:600;color:var(--c-primary)}
.nav-link.active::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:14px;flex-shrink:0}
.mega-wrap{position:relative}
.mega-trigger{
  display:inline-flex;align-items:center;gap:6px;height:38px;padding:0 16px;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-btn);
  font-size:14px;color:var(--t-ink);cursor:pointer;font-family:var(--font-sans);
}
.mega-trigger:hover{border-color:var(--c-primary);color:var(--c-primary)}
.mega-trigger i{transition:transform .25s ease;font-size:11px}
.mega-wrap:hover .mega-trigger i,.mega-wrap:focus-within .mega-trigger i{transform:rotate(180deg)}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 12px);width:780px;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-3);padding:24px;display:grid;
  grid-template-columns:1.1fr 1fr 1fr;gap:24px;
  opacity:0;visibility:hidden;transform:translateY(-6px);transition:all .22s ease;
}
.mega-wrap:hover .mega-panel,.mega-wrap:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-col h4{font-size:14px;color:var(--t-sub);font-weight:600;letter-spacing:.6px;margin-bottom:12px;font-family:var(--font-sans)}
.mega-list{list-style:none;margin:0;padding:0}
.mega-list li{margin-bottom:10px}
.mega-list a{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--t-ink)}
.mega-list a:hover{color:var(--c-primary)}
.mega-list i{font-size:12px;color:var(--c-accent);width:14px;text-align:center}
.mega-news a{display:block;font-size:14px;color:var(--t-ink);line-height:1.5}
.mega-news a:hover{color:var(--c-primary)}
.mega-news span{display:block;font-size:12px;color:var(--t-sub);margin-top:2px}
.mega-card{display:block;border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;background:var(--c-bg)}
.mega-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0}
.mega-card-body{padding:14px}
.mega-card-body strong{display:block;font-size:14px;color:var(--t-ink);margin-bottom:6px;font-weight:600}
.mega-card-body em{font-style:normal;font-size:13px;color:var(--c-primary);display:inline-flex;align-items:center;gap:6px}
.mega-card:hover{border-color:var(--c-primary)}
.menu-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--c-line);background:#fff;
  border-radius:var(--r-btn);cursor:pointer;padding:0;align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--t-ink);transition:transform .25s ease,opacity .2s ease}
.menu-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle.open span:nth-child(2){opacity:0}
.menu-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.drawer-mask{position:fixed;inset:0;background:rgba(32,36,31,.45);opacity:0;visibility:hidden;transition:.25s;z-index:70}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:86%;max-width:360px;background:var(--c-bg);
  z-index:80;transform:translateX(102%);transition:transform .28s ease;
  display:flex;flex-direction:column;box-shadow:var(--sh-3);overflow-y:auto;
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--c-line)}
.drawer-close{width:38px;height:38px;border:1px solid var(--c-line);background:#fff;border-radius:var(--r-btn);cursor:pointer;color:var(--t-ink)}
.drawer-body{padding:18px 20px;flex:1}
.drawer-group-title{font-size:12px;letter-spacing:.6px;color:var(--t-sub);margin:6px 0 10px;font-weight:600}
.drawer-link{display:block;padding:12px 0;border-bottom:1px solid var(--c-line);font-size:15px;color:var(--t-ink)}
.drawer-link.active{color:var(--c-primary);font-weight:600}
.drawer-foot{padding:18px 20px;border-top:1px solid var(--c-line)}
.drawer-foot .btn{width:100%}

/* ---------- page hero ---------- */
.page-hero{
  position:relative;background:var(--c-bg-2);border-bottom:1px solid var(--c-line);
  padding:36px 0 40px;overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;right:-90px;top:-60px;width:420px;height:420px;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;opacity:.16;border-radius:50%;
  pointer-events:none;
}
.page-hero .grid-container{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--t-sub);margin-bottom:18px}
.crumb a{color:var(--t-sub)}
.crumb a:hover{color:var(--c-primary)}
.crumb .sep{color:#BDB6A6}
.crumb .current{color:var(--t-ink);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-title{
  font-size:clamp(24px,3vw,34px);line-height:1.35;margin:14px 0 16px;max-width:920px;
}
.article-hero-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13px;color:var(--t-sub)}
.article-hero-meta .dot{width:3px;height:3px;border-radius:50%;background:#C6BFB0;display:inline-block}

/* ---------- layout ---------- */
.main-wrap{padding:var(--s-5) 0 var(--s-6)}
@media screen and (min-width:1024px){.main-wrap{padding:64px 0 var(--s-6)}}
.layout{display:grid;grid-template-columns:minmax(0,760px) 280px;gap:48px;align-items:start}
@media screen and (max-width:1023px){.layout{grid-template-columns:1fr;gap:36px}}

.article-card{
  background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:24px;
}
@media screen and (min-width:1024px){.article-card{padding:40px 44px}}
.article-body{font-size:17px;line-height:1.9;color:var(--t-ink)}
.article-body p{margin:0 0 1.25em}
.article-body h2{
  font-size:21px;line-height:1.4;margin:2.4em 0 .9em;padding-left:14px;position:relative;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:2px;background:var(--c-accent);
}
.article-body h3{font-size:18px;margin:1.8em 0 .7em}
.article-body ul,.article-body ol{padding-left:1.3em;margin:0 0 1.25em}
.article-body li{margin-bottom:.5em}
.article-body ul li::marker{color:var(--c-accent)}
.article-body blockquote{
  margin:1.6em 0;padding:16px 20px;background:var(--c-bg-2);
  border-left:3px solid var(--c-accent);border-radius:0 var(--r-img) var(--r-img) 0;color:#3A4038;
}
.article-body img{width:100%;border-radius:var(--r-img);margin:1.4em 0 .6em}
.article-body figure{margin:1.6em 0}
.article-body figcaption{font-size:13px;color:var(--t-sub);text-align:center}
.article-body a{border-bottom:1px solid rgba(30,91,75,.35)}
.article-body a:hover{border-bottom-color:var(--c-accent)}
.article-body table{width:100%;border-collapse:collapse;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--c-line);padding:10px 12px;text-align:left}

.empty-state{
  border:1px dashed var(--c-line);border-radius:var(--r-card);background:var(--c-bg);
  padding:48px 24px;text-align:center;color:var(--t-sub);
}
.empty-state i{font-size:26px;color:var(--c-accent);display:block;margin-bottom:12px}
.empty-state p{margin:0 0 18px}

/* ---------- sidebar ---------- */
.side{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}
@media screen and (max-width:1023px){.side{position:static}}
.side-card{
  background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:20px;
}
.side-card h3{
  font-size:15px;font-family:var(--font-sans);font-weight:600;color:var(--t-ink);
  padding-bottom:12px;border-bottom:1px solid var(--c-line);margin-bottom:14px;display:flex;align-items:center;gap:8px;
}
.side-card h3 i{color:var(--c-accent);font-size:13px}
.toc-list{list-style:none;margin:0;padding:0;counter-reset:toc}
.toc-list li{counter-increment:toc;margin-bottom:2px}
.toc-list a{
  display:block;font-size:14px;color:var(--t-sub);padding:7px 0 7px 26px;position:relative;
  border-left:2px solid transparent;line-height:1.5;
}
.toc-list a::before{
  content:counter(toc,decimal-leading-zero);position:absolute;left:0;top:7px;
  font-size:12px;color:var(--c-accent);font-variant-numeric:tabular-nums;
}
.toc-list a:hover,.toc-list a.active{color:var(--c-primary);border-left-color:var(--c-primary);padding-left:30px}
.reco-mini{display:flex;flex-direction:column;gap:14px}
.reco-mini a{display:flex;gap:12px;align-items:flex-start}
.reco-mini img{width:72px;height:54px;object-fit:cover;border-radius:8px;flex-shrink:0;background:var(--c-bg-2)}
.reco-mini strong{display:block;font-size:14px;font-weight:500;color:var(--t-ink);line-height:1.5}
.reco-mini span{font-size:12px;color:var(--t-sub)}
.reco-mini a:hover strong{color:var(--c-primary)}
.side-cta{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}
.side-cta h3{color:#fff;border-bottom-color:rgba(255,255,255,.25);font-family:var(--font-sans)}
.side-cta h3 i{color:var(--c-wax)}
.side-cta p{font-size:14px;line-height:1.75;color:#D8E6E0;margin:0 0 16px}
.side-cta .btn{width:100%}

/* ---------- article footer blocks ---------- */
.article-foot{margin-top:40px;padding-top:28px;border-top:1px solid var(--c-line)}
.block-title{display:flex;align-items:center;gap:12px;margin-bottom:22px}
.block-title h2{font-size:22px}
.block-title .bar{width:4px;height:20px;border-radius:2px;background:var(--c-accent)}
.pager{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:28px}
@media screen and (max-width:639px){.pager{grid-template-columns:1fr}}
.pager-card{
  display:block;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:20px;box-shadow:var(--sh-1);transition:all .2s ease;
}
.pager-card:hover{border-color:var(--c-primary);box-shadow:var(--sh-2);transform:translateY(-2px)}
.pager-card em{font-style:normal;font-size:12px;color:var(--c-accent);letter-spacing:.5px;display:block;margin-bottom:8px}
.pager-card strong{display:block;font-size:16px;font-family:var(--font-serif);color:var(--t-ink);line-height:1.5}
.pager-card.next{text-align:right}

.section-block{padding:var(--s-5) 0}
.section-block.alt{background:var(--c-bg-2);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}
@media screen and (min-width:1024px){.section-block{padding:var(--s-6) 0}}
.section-head{max-width:720px;margin-bottom:32px}
.section-head p{font-size:15px;color:var(--t-sub);margin:10px 0 0;line-height:1.8}

.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px}
@media screen and (max-width:1023px){.card-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}}
@media screen and (max-width:639px){.card-grid{grid-template-columns:1fr}}
.card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);transition:all .22s ease;display:flex;flex-direction:column;
}
.card:hover{border-color:var(--c-primary);box-shadow:var(--sh-2);transform:translateY(-2px)}
.card-thumb{position:relative;background:var(--c-bg-2)}
.card-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0}
.card-body{padding:20px;flex:1;display:flex;flex-direction:column;gap:10px}
@media screen and (min-width:1024px){.card-body{padding:24px}}
.card-body h3{font-size:17px;line-height:1.5;margin:0}
.card-body p{font-size:15px;line-height:1.75;color:var(--t-sub);margin:0}
.card-meta{font-size:13px;color:var(--t-sub);margin-top:auto;display:flex;align-items:center;gap:10px}
.card:hover .card-body h3{color:var(--c-primary)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px}
.faq-item{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);margin-bottom:14px;
  box-shadow:var(--sh-1);overflow:hidden;transition:border-color .2s ease;
}
.faq-item[open]{border-color:var(--c-primary)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 22px;display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary h3{font-size:18px;font-weight:600;margin:0;font-family:var(--font-serif)}
.faq-item summary i{
  flex-shrink:0;width:26px;height:26px;border-radius:50%;background:var(--c-primary-soft);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;font-size:12px;transition:transform .25s ease;
}
.faq-item[open] summary i{transform:rotate(45deg);background:var(--c-accent-soft);color:var(--c-accent)}
.faq-answer{padding:0 22px 20px;border-top:1px solid var(--c-line);position:relative}
.faq-answer::before{content:"";position:absolute;left:0;top:0;bottom:18px;width:3px;background:var(--c-accent)}
.faq-answer p{font-size:15px;line-height:1.85;color:var(--t-sub);margin:16px 0 0}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--c-primary);color:#fff;position:relative;overflow:hidden;
  padding:var(--s-5) 0;
}
@media screen and (min-width:1024px){.cta-band{padding:72px 0}}
.cta-band::after{
  content:"";position:absolute;right:-60px;bottom:-80px;width:420px;height:420px;
  background-image:url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;opacity:.12;border-radius:50%;
}
.cta-inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:32px}
.cta-copy{max-width:600px}
.cta-copy h2{color:#fff;font-size:clamp(22px,2.6vw,30px);line-height:1.4;margin-bottom:12px}
.cta-copy p{color:#D6E7E1;font-size:15px;line-height:1.85;margin:0}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ---------- footer ---------- */
.site-footer{background:var(--c-primary-dark);color:#C9DCD5;padding:56px 0 0;font-size:15px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
@media screen and (max-width:1023px){.footer-grid{grid-template-columns:1fr 1fr;gap:28px}}
@media screen and (max-width:639px){.footer-grid{grid-template-columns:1fr}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{border-color:var(--c-wax);color:var(--c-wax);background:transparent}
.footer-brand .brand-name{color:#fff;font-family:var(--font-serif);font-size:17px;display:block;font-weight:700}
.footer-brand .brand-sub{display:block;font-size:11px;color:#93B3A8;letter-spacing:.4px}
.footer-desc{font-size:14px;line-height:1.85;color:#A9C4BB;margin:0 0 14px;max-width:340px}
.footer-contact{font-size:13px;color:#A9C4BB;margin:0 0 8px;display:flex;align-items:center;gap:8px}
.footer-contact i{color:var(--c-wax)}
.footer-col h3{
  font-size:15px;color:#fff;font-family:var(--font-sans);font-weight:600;margin-bottom:16px;
}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:11px}
.footer-col a{font-size:14px;color:#B7CFC7}
.footer-col a:hover{color:var(--c-wax)}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.14);padding:20px 0 24px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  font-size:13px;color:#93B3A8;
}
.to-top{display:inline-flex;align-items:center;gap:8px;color:#C9DCD5;font-size:13px}
.to-top:hover{color:var(--c-wax)}
@media screen and (max-width:1023px){
  .primary-nav,.mega-wrap{display:none}
  .menu-toggle{display:flex}
  .topbar-brand{font-size:12px}
  .topbar-links{gap:12px}
  .topbar-links a{font-size:12px}
}
@media screen and (max-width:639px){
  .topbar-links a:nth-child(2){display:none}
  .mainbar-inner{height:64px}
  .brand-name{font-size:15px}
  .brand-sub{display:none}
  .article-card{padding:20px 18px}
  .btn{height:42px;padding:0 18px}
}
@media screen and (max-width:519px){
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%}
}

/* roulang page: category1 */
:root{
  --primary:#1E5B4B;
  --primary-dark:#164538;
  --primary-soft:rgba(30,91,75,.08);
  --secondary:#8C5A32;
  --secondary-soft:rgba(140,90,50,.10);
  --accent:#D9A441;
  --bg:#FAF7F0;
  --bg-alt:#EFE9DC;
  --card:#FFFFFF;
  --line:#DED7C8;
  --text:#20241F;
  --muted:#5C6660;
  --r-card:12px;
  --r-btn:8px;
  --r-img:10px;
  --sh-1:0 1px 2px rgba(32,36,31,.06);
  --sh-2:0 8px 24px rgba(32,36,31,.12);
  --sh-3:0 16px 40px rgba(32,36,31,.16);
  --serif:"Noto Serif SC","Songti SC","SimSun",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --sp:8px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.8;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-img);}
a{color:var(--primary);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease;}
a:hover{color:var(--secondary);}
h1,h2,h3,h4{font-family:var(--serif);color:var(--text);letter-spacing:0;margin:0 0 .5em;font-weight:700;}
h1{font-size:clamp(28px,4vw,46px);line-height:1.25;}
h2{font-size:26px;line-height:1.35;}
h3{font-size:19px;line-height:1.5;}
p{margin:0 0 1em;}
ul,ol{margin:0 0 1em;padding-left:1.2em;}
li{margin-bottom:.4em;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
button{cursor:pointer;border:0;background:none;}
:focus-visible{outline:2px solid var(--secondary);outline-offset:2px;}
.grid-container{max-width:1200px;padding-left:20px;padding-right:20px;}
@media (min-width:1024px){.grid-container{padding-left:32px;padding-right:32px;}}
@media (min-width:1440px){.grid-container{max-width:1280px;}}

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:var(--primary);
  color:#EAF2EE;
  font-size:13px;
  line-height:36px;
}
.topbar .grid-container{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar-brand{display:inline-flex;align-items:center;gap:8px;color:#EAF2EE;font-weight:600;}
.topbar-brand i{color:var(--accent);}
.topbar-links{display:flex;gap:18px;}
.topbar-links a{color:#D7E5DE;font-size:13px;}
.topbar-links a:hover{color:#fff;}
@media (max-width:639px){
  .topbar{line-height:32px;}
  .topbar .grid-container{padding-left:16px;padding-right:16px;}
  .topbar-brand span{max-width:150px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}
  .topbar-links{gap:12px;}
  .topbar-links a{font-size:12px;}
}

/* ---------- 主导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;}
.nav-wrap{
  background:rgba(250,247,240,.96);
  backdrop-filter:blur(4px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled .nav-wrap{box-shadow:var(--sh-1);}
.nav-inner{display:flex;align-items:center;gap:24px;height:70px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;display:grid;place-items:center;
  border:2px solid var(--secondary);border-radius:8px;
  font-family:var(--serif);font-size:16px;color:var(--secondary);
  background:#fff;
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-family:var(--serif);font-size:17px;font-weight:700;color:var(--text);}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.5px;}
.main-nav{margin-left:auto;}
.nav-menu{display:flex;align-items:center;gap:26px;list-style:none;margin:0;padding:0;}
.nav-menu li{margin:0;}
.nav-menu a{
  position:relative;display:inline-block;padding:6px 0;
  font-size:15px;color:var(--text);font-weight:500;
}
.nav-menu a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--secondary);transform:scaleX(0);transform-origin:left;
  transition:transform .2s ease;
}
.nav-menu a:hover::after{transform:scaleX(1);}
.nav-menu a.is-active{font-weight:600;color:var(--primary);}
.nav-menu a.is-active::after{transform:scaleX(1);}
.nav-right{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.mega-wrap{position:relative;}
.mega-trigger{
  display:inline-flex;align-items:center;gap:8px;
  height:40px;padding:0 16px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;color:var(--text);font-size:14px;font-weight:600;
  transition:border-color .18s ease,color .18s ease,box-shadow .18s ease;
}
.mega-trigger:hover{border-color:var(--primary);color:var(--primary);box-shadow:var(--sh-1);}
.mega-trigger i{font-size:12px;transition:transform .2s ease;}
.mega-wrap.is-open .mega-trigger i{transform:rotate(180deg);}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 12px);width:760px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-3);padding:24px;
  display:grid;grid-template-columns:1fr 1fr 1.1fr;gap:24px;
  opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s ease;
}
.mega-wrap:hover .mega-panel,
.mega-wrap:focus-within .mega-panel,
.mega-wrap.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-col h4{font-size:14px;color:var(--muted);font-family:var(--sans);font-weight:600;margin-bottom:12px;}
.mega-list{list-style:none;margin:0;padding:0;}
.mega-list li{margin-bottom:10px;}
.mega-list a{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text);}
.mega-list a:hover{color:var(--primary);}
.mega-list i{color:var(--secondary);font-size:12px;}
.mega-posts{list-style:none;margin:0;padding:0;}
.mega-posts li{padding-bottom:10px;margin-bottom:10px;border-bottom:1px solid var(--line);}
.mega-posts li:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0;}
.mega-posts a{display:block;font-size:14px;color:var(--text);line-height:1.5;}
.mega-posts span{display:block;font-size:12px;color:var(--muted);margin-top:4px;}
.mega-card{border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;background:var(--bg);}
.mega-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;}
.mega-card-body{padding:14px;}
.mega-card-body p{font-size:13px;color:var(--muted);margin:0 0 8px;}
.mega-card-body a{font-size:14px;font-weight:600;}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;position:relative;
}
.nav-toggle span{
  position:absolute;left:11px;right:11px;height:2px;background:var(--text);
  transition:transform .2s ease,opacity .2s ease;
}
.nav-toggle span:nth-child(1){top:14px;}
.nav-toggle span:nth-child(2){top:20px;}
.nav-toggle span:nth-child(3){top:26px;}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,340px);
  background:#fff;border-left:1px solid var(--line);box-shadow:var(--sh-3);
  padding:24px;transform:translateX(102%);transition:transform .24s ease;
  z-index:80;overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-close{position:absolute;top:14px;right:14px;width:36px;height:36px;border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;}
.drawer-title{font-family:var(--serif);font-size:16px;margin:12px 0 16px;}
.drawer-list{list-style:none;margin:0 0 20px;padding:0;}
.drawer-list li{border-bottom:1px solid var(--line);}
.drawer-list a{display:block;padding:13px 2px;font-size:15px;color:var(--text);}
.drawer-list a.is-active{color:var(--primary);font-weight:600;}
.drawer-sub{font-size:13px;color:var(--muted);margin:4px 0 0;}
.drawer-cta{display:block;text-align:center;}
@media (max-width:1023px){
  .main-nav{display:none;}
  .nav-toggle{display:block;margin-left:auto;}
  .mega-wrap{display:none;}
  .nav-inner{height:64px;gap:12px;}
  .brand-sub{display:none;}
}

/* ---------- 通用组件 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  transition:background-color .18s ease,border-color .18s ease,color .18s ease,transform .12s ease,box-shadow .18s ease;
}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-dark);color:#fff;box-shadow:var(--sh-2);}
.btn-outline{background:transparent;border-color:var(--primary);color:var(--primary);}
.btn-outline:hover{background:var(--primary-soft);color:var(--primary);}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--text);}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);}
.btn:active{transform:translateY(1px);}
.btn[disabled]{opacity:.6;filter:saturate(60%);cursor:not-allowed;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;}
.link-arrow i{transition:transform .18s ease;font-size:12px;}
.link-arrow:hover i{transform:translateX(3px);}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 14px;border-radius:999px;font-size:13px;font-weight:600;
  background:var(--primary-soft);color:var(--primary);
}
.badge-brown{background:var(--secondary-soft);color:var(--secondary);}
.tag{
  display:inline-block;padding:4px 12px;border-radius:999px;font-size:12px;
  background:var(--bg-alt);color:var(--muted);border:1px solid var(--line);
}
.section{padding:56px 0;}
@media (min-width:1024px){.section{padding:88px 0;}}
.section-alt{background:var(--bg-alt);}
.section-head{margin-bottom:32px;}
.section-head .eyebrow{
  display:inline-block;font-size:13px;font-weight:600;color:var(--secondary);
  letter-spacing:2px;margin-bottom:10px;text-transform:uppercase;
}
.section-head h2{position:relative;padding-left:16px;}
.section-head h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;
  background:var(--secondary);border-radius:2px;
}
.section-head p{color:var(--muted);font-size:15px;max-width:760px;margin:10px 0 0;}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.card:hover{box-shadow:var(--sh-2);transform:translateY(-2px);border-color:var(--primary);}
.crumb{font-size:13px;color:var(--muted);display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:22px;}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--primary);}
.crumb .sep{color:var(--line);}
.crumb [aria-current]{color:var(--text);font-weight:600;}

/* ---------- 分类页头图 ---------- */
.cat-hero{
  position:relative;
  background-image:linear-gradient(rgba(250,247,240,.92),rgba(250,247,240,.96)),url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
  padding:44px 0 56px;
}
@media (min-width:1024px){.cat-hero{padding:56px 0 80px;}}
.cat-hero h1{margin:14px 0 16px;max-width:15em;}
.cat-hero .hero-lead{font-size:17px;color:var(--muted);max-width:34em;margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px;}
.hero-trust{list-style:none;display:flex;flex-wrap:wrap;gap:20px;padding:0;margin:0;}
.hero-trust li{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--muted);margin:0;}
.hero-trust i{color:var(--secondary);}
.hero-media{position:relative;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-2);border:1px solid var(--line);}
.hero-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:0;background:var(--bg-alt);}
.hero-media figcaption{
  position:absolute;left:16px;right:16px;bottom:16px;
  background:rgba(255,255,255,.94);border:1px solid var(--line);border-radius:var(--r-btn);
  padding:12px 14px;font-size:13px;color:var(--muted);
}
.hero-media figcaption strong{display:block;color:var(--text);font-size:14px;margin-bottom:2px;}
@media (max-width:639px){
  .cat-hero{padding-top:28px;padding-bottom:36px;}
  .hero-media img{aspect-ratio:16/10;}
  .hero-actions .btn{width:100%;}
}

/* ---------- 交替图文 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center;padding:40px 0;border-bottom:1px dashed var(--line);}
.split:last-of-type{border-bottom:0;}
.split-media{position:relative;}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--bg-alt);}
.split-media .num{
  position:absolute;left:-8px;top:-12px;
  width:46px;height:46px;border-radius:50%;background:#fff;
  border:2px solid var(--secondary);display:grid;place-items:center;
  font-family:var(--serif);font-size:18px;color:var(--secondary);font-weight:700;
}
.split-body h3{font-size:22px;margin-bottom:12px;}
.split-body p{color:var(--muted);font-size:15px;margin-bottom:16px;}
.check-list{list-style:none;padding:0;margin:0;}
.check-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;margin-bottom:10px;}
.check-list i{color:var(--secondary);font-size:12px;margin-top:7px;}
.split.is-reverse .split-media{order:2;}
.split.is-reverse .split-body{order:1;}
@media (max-width:767px){
  .split{grid-template-columns:1fr;gap:20px;padding:28px 0;}
  .split.is-reverse .split-media{order:1;}
  .split.is-reverse .split-body{order:2;}
  .split-media .num{left:8px;top:8px;}
}

/* ---------- 对比面板（深色 HUD） ---------- */
.compare{background:var(--primary-dark);color:#E9F1ED;border-radius:16px;padding:32px 24px;}
@media (min-width:1024px){.compare{padding:44px 40px;}}
.compare h2{color:#fff;}
.compare .section-head p{color:#B9CFC6;}
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:8px;}
.compare-col{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);border-radius:var(--r-card);padding:22px;}
.compare-col h3{color:#fff;font-size:17px;display:flex;align-items:center;gap:8px;}
.compare-col.ok h3 i{color:#8FD8B8;}
.compare-col.warn h3 i{color:var(--accent);}
.compare-col ul{list-style:none;padding:0;margin:0;}
.compare-col li{display:flex;gap:10px;font-size:14px;color:#CFE0D8;margin-bottom:12px;align-items:flex-start;}
.compare-col li i{margin-top:6px;font-size:12px;}
.compare-col.ok li i{color:#8FD8B8;}
.compare-col.warn li i{color:var(--accent);}
@media (max-width:767px){.compare-grid{grid-template-columns:1fr;}}

/* ---------- 流程路径 ---------- */
.path{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;}
.path-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:22px;box-shadow:var(--sh-1);transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;}
.path-item:hover{border-color:var(--primary);box-shadow:var(--sh-2);transform:translateY(-2px);}
.path-num{font-family:var(--serif);font-size:26px;color:var(--secondary);font-weight:700;margin-bottom:8px;font-variant-numeric:tabular-nums;}
.path-item h3{font-size:17px;margin-bottom:8px;}
.path-item p{font-size:14px;color:var(--muted);margin:0;}
@media (max-width:1023px){.path{grid-template-columns:1fr 1fr;}}
@media (max-width:639px){.path{grid-template-columns:1fr;}}

/* ---------- 更新提示 ---------- */
.notice{
  border:1px dashed var(--line);border-radius:var(--r-card);
  padding:26px;background:#fff;display:flex;gap:18px;align-items:flex-start;flex-wrap:wrap;
}
.notice i.ico{font-size:22px;color:var(--secondary);}
.notice-body{flex:1 1 260px;}
.notice-body h3{font-size:17px;margin-bottom:6px;}
.notice-body p{font-size:14px;color:var(--muted);margin:0;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;}
.faq-item[open]{border-color:var(--secondary);box-shadow:var(--sh-1);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 20px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-family:var(--serif);font-size:18px;font-weight:700;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary i{color:var(--secondary);font-size:14px;transition:transform .2s ease;flex:0 0 auto;}
.faq-item[open] summary i{transform:rotate(45deg);}
.faq-answer{padding:0 20px 20px;border-left:3px solid var(--secondary);margin-left:20px;padding-left:18px;}
.faq-answer p{font-size:15px;color:var(--muted);margin:0;}
@media (max-width:639px){
  .faq-item summary{font-size:16px;padding:16px;}
  .faq-answer{margin-left:10px;padding-left:14px;}
}

/* ---------- CTA ---------- */
.cta{
  background:var(--primary);color:#EAF2EE;border-radius:16px;padding:36px 24px;
  position:relative;overflow:hidden;
}
@media (min-width:1024px){.cta{padding:52px 44px;}}
.cta::after{
  content:"";position:absolute;right:-60px;top:-40px;width:280px;height:280px;
  background-image:radial-gradient(rgba(255,255,255,.5) 1px,transparent 1px);
  background-size:14px 14px;opacity:.12;pointer-events:none;
}
.cta h2{color:#fff;max-width:20em;}
.cta p{color:#C6DAD2;max-width:40em;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px;position:relative;z-index:1;}
.cta .btn-light{background:#FAF7F0;color:var(--primary-dark);}
.cta .btn-light:hover{background:#fff;color:var(--primary-dark);}
.cta .btn-line{background:transparent;border-color:rgba(255,255,255,.6);color:#fff;}
.cta .btn-line:hover{background:rgba(255,255,255,.12);color:#fff;}
@media (max-width:639px){.cta .btn{width:100%;}}

/* ---------- 页脚 ---------- */
.site-footer{background:#EFE9DC;border-top:1px solid var(--line);padding:56px 0 0;margin-top:56px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;}
@media (max-width:1023px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:639px){.footer-grid{grid-template-columns:1fr;gap:24px;}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{background:#fff;}
.footer-brand .brand-name{display:block;font-family:var(--serif);font-size:17px;font-weight:700;}
.footer-brand .brand-sub{display:block;font-size:11px;color:var(--muted);}
.footer-desc{font-size:14px;color:var(--muted);max-width:34em;}
.footer-contact{font-size:13px;color:var(--muted);margin:6px 0 0;}
.footer-contact i{color:var(--secondary);margin-right:6px;}
.footer-col h3{font-size:15px;font-family:var(--sans);font-weight:700;margin-bottom:14px;}
.footer-col ul{list-style:none;padding:0;margin:0;}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:var(--muted);}
.footer-col a:hover{color:var(--secondary);}
.footer-bottom{
  margin-top:44px;border-top:1px solid var(--line);padding:18px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--muted);
}
.to-top{display:inline-flex;align-items:center;gap:6px;color:var(--muted);}
.to-top:hover{color:var(--primary);}

/* roulang page: category2 */
:root{
  --c-primary:#1E5B4B;
  --c-primary-dark:#15443A;
  --c-primary-deep:#123A31;
  --c-accent:#8C5A32;
  --c-gold:#D9A441;
  --c-bg:#FAF7F0;
  --c-bg-alt:#EFE9DC;
  --c-card:#FFFFFF;
  --c-line:#DED7C8;
  --c-text:#20241F;
  --c-muted:#5C6660;
  --r-card:12px;
  --r-btn:8px;
  --r-img:10px;
  --sh-1:0 1px 2px rgba(32,36,31,.06);
  --sh-2:0 8px 24px rgba(32,36,31,.12);
  --sh-3:0 16px 40px rgba(32,36,31,.16);
  --sp-1:8px;--sp-2:16px;--sp-3:24px;--sp-4:32px;--sp-5:48px;--sp-6:88px;
  --font-serif:"Noto Serif SC","Songti SC","SimSun",serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--c-bg);color:var(--c-text);font-family:var(--font-sans);font-size:17px;line-height:1.9;letter-spacing:0}
h1,h2,h3,h4{font-family:var(--font-serif);margin:0;letter-spacing:0;color:var(--c-text)}
h1{font-size:clamp(28px,4vw,46px);line-height:1.25}
h2{font-size:26px;line-height:1.35}
h3{font-size:19px;line-height:1.5}
p{margin:0 0 1em}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease,border-color .18s ease,background-color .18s ease}
a:hover{color:var(--c-accent)}
img{max-width:100%;display:block}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px}
.grid-container{max-width:1200px;padding-left:20px;padding-right:20px}
.grid-container.full{max-width:1280px}
.num{font-variant-numeric:tabular-nums}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--c-primary-deep);color:#E7EFEA;font-size:13px}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;min-height:36px;gap:16px}
.topbar-brand{font-family:var(--font-serif);letter-spacing:.5px}
.topbar-links{display:flex;gap:20px;flex-wrap:wrap}
.topbar-links a{color:#CBDDD4}
.topbar-links a:hover{color:#fff}

/* ---------- 主导航 ---------- */
.site-header{position:sticky;top:0;z-index:70}
.navbar{background:rgba(250,247,240,.96);border-bottom:1px solid var(--c-line);backdrop-filter:blur(4px)}
.site-header.is-scrolled .navbar{box-shadow:var(--sh-1)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;min-height:72px;gap:24px}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{width:40px;height:40px;border:2px solid var(--c-accent);border-radius:8px;display:flex;align-items:center;justify-content:center;font-family:var(--font-serif);font-size:19px;color:var(--c-accent);flex:0 0 auto}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-name{font-family:var(--font-serif);font-size:19px;color:var(--c-text);font-weight:600}
.brand-sub{font-size:12px;color:var(--c-muted);letter-spacing:.4px}
.primary-nav ul{display:flex;align-items:center;gap:26px}
.primary-nav a{display:inline-block;padding:6px 0;font-size:15px;color:var(--c-text);border-bottom:2px solid transparent}
.primary-nav a:hover{color:var(--c-primary);border-bottom-color:var(--c-accent)}
.primary-nav li.is-active a{color:var(--c-primary);font-weight:600;border-bottom-color:var(--c-accent)}
.nav-right{display:flex;align-items:center;gap:14px}
.nav-cta{display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 20px;border-radius:var(--r-btn);background:var(--c-primary);color:#fff;font-size:15px;border:1px solid var(--c-primary)}
.nav-cta:hover{background:var(--c-primary-dark);color:#fff}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--c-line);background:#fff;border-radius:var(--r-btn);position:relative}
.nav-toggle span{position:absolute;left:12px;right:12px;height:2px;background:var(--c-text);transition:.25s}
.nav-toggle span:nth-child(1){top:14px}
.nav-toggle span:nth-child(2){top:21px}
.nav-toggle span:nth-child(3){top:28px}
.nav-toggle.is-open span:nth-child(1){top:21px;transform:rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){top:21px;transform:rotate(-45deg)}

/* ---------- Mega 面板 ---------- */
.mega-wrap{position:relative}
.mega-trigger{display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 16px;border:1px solid var(--c-line);background:#fff;border-radius:var(--r-btn);font-size:15px;color:var(--c-text)}
.mega-trigger:hover{border-color:var(--c-primary);color:var(--c-primary)}
.mega-trigger i{font-size:12px;transition:transform .2s}
.mega-wrap.is-open .mega-trigger{border-color:var(--c-primary);color:var(--c-primary)}
.mega-wrap.is-open .mega-trigger i{transform:rotate(180deg)}
.mega-panel{position:absolute;right:0;top:calc(100% + 12px);width:800px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-3);padding:24px;display:grid;grid-template-columns:1.1fr 1.1fr 1fr;gap:24px;opacity:0;visibility:hidden;transform:translateY(-6px);transition:.2s}
.mega-wrap.is-open .mega-panel,.mega-wrap:hover .mega-panel,.mega-wrap:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-col h4{font-size:14px;color:var(--c-muted);font-weight:600;margin-bottom:12px;font-family:var(--font-sans)}
.mega-col ul li{margin-bottom:10px}
.mega-col ul a{font-size:15px;color:var(--c-text)}
.mega-col ul a:hover{color:var(--c-primary)}
.mega-col ul a i{width:18px;color:var(--c-accent);font-size:12px;margin-right:6px}
.mega-news li{border-bottom:1px dashed var(--c-line);padding-bottom:8px}
.mega-news span{display:block;font-size:12px;color:var(--c-muted)}
.mega-card{border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden}
.mega-card img{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--c-bg-alt)}
.mega-card div{padding:12px 14px}
.mega-card p{font-size:13px;color:var(--c-muted);margin:0 0 6px}
.mega-card a{font-size:14px}

/* ---------- 页头 ---------- */
.page-hero{position:relative;background-image:linear-gradient(rgba(18,58,49,.82),rgba(18,58,49,.86)),url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center;color:#F3F7F4;padding:56px 0 64px}
.page-hero::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.16) 1px,transparent 1px);background-size:18px 18px;opacity:.35;pointer-events:none}
.page-hero .grid-container{position:relative;z-index:2}
.crumb{display:flex;gap:10px;align-items:center;font-size:13px;color:#C6D8CF;margin-bottom:20px;flex-wrap:wrap}
.crumb a{color:#DCE9E2}
.crumb a:hover{color:#fff}
.crumb span.sep{opacity:.55}
.crumb .current{color:#fff}
.hero-badge{display:inline-flex;align-items:center;gap:8px;border-radius:999px;padding:6px 14px;background:rgba(217,164,65,.16);border:1px solid rgba(217,164,65,.5);color:#F0D79E;font-size:13px;margin-bottom:18px}
.page-hero h1{color:#fff;max-width:900px}
.page-hero .hero-lead{color:#D6E5DD;font-size:16px;line-height:1.85;max-width:720px;margin-top:18px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 24px;border-radius:var(--r-btn);font-size:15px;border:1px solid transparent;transition:.2s;white-space:nowrap}
.btn-primary{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff}
.btn-ghost{background:transparent;color:#EAF3EE;border-color:rgba(255,255,255,.55)}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff}
.btn-outline{background:#fff;color:var(--c-primary);border-color:var(--c-primary)}
.btn-outline:hover{background:rgba(30,91,75,.08);color:var(--c-primary)}
.btn-light{background:#F6F1E6;color:var(--c-primary-deep);border-color:#F6F1E6}
.btn-light:hover{background:#fff;color:var(--c-primary-deep)}
.btn:active{transform:translateY(1px)}

/* ---------- 主体布局 ---------- */
.section{padding:56px 0}
.section.alt{background:var(--c-bg-alt)}
.section-head{max-width:760px;margin-bottom:36px}
.section-head .eyebrow{font-size:13px;color:var(--c-accent);letter-spacing:.6px;display:block;margin-bottom:10px}
.section-head h2{position:relative;padding-left:16px}
.section-head h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;background:var(--c-primary);border-radius:2px}
.section-head p{color:var(--c-muted);font-size:15px;margin-top:14px}
.layout-wrap{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:40px;align-items:start}
.content-col{max-width:820px}
.lead-figure{margin:0 0 36px;border-radius:var(--r-img);overflow:hidden;border:1px solid var(--c-line);background:#fff}
.lead-figure img{width:100%;aspect-ratio:16/7;object-fit:cover;background:var(--c-bg-alt);border-radius:0}
.lead-figure figcaption{font-size:13px;color:var(--c-muted);padding:12px 16px;border-top:1px solid var(--c-line)}

/* ---------- 序号清单 ---------- */
.step-list{counter-reset:none}
.step-item{display:grid;grid-template-columns:88px minmax(0,1fr);gap:20px;padding:28px 0;border-bottom:1px dashed var(--c-line)}
.step-item:first-child{padding-top:8px}
.step-item:last-child{border-bottom:none}
.step-num{font-family:var(--font-serif);font-size:38px;line-height:1;color:var(--c-accent);opacity:.9;font-variant-numeric:tabular-nums}
.step-body h3{margin-bottom:8px}
.step-body p{color:var(--c-muted);font-size:15.5px;margin-bottom:10px}
.step-tip{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--c-primary);background:rgba(30,91,75,.06);border-left:3px solid var(--c-primary);border-radius:0 var(--r-btn) var(--r-btn) 0;padding:10px 14px}
.step-tip i{margin-top:5px;font-size:12px;color:var(--c-gold)}

/* ---------- 右侧悬浮小条 ---------- */
.rail-col{position:relative}
.rail-card{position:sticky;top:104px;background:#fff;border:1px solid var(--c-line);border-top:2px solid var(--c-accent);border-radius:var(--r-card);padding:22px;box-shadow:var(--sh-1)}
.rail-card h3{font-size:17px;margin-bottom:8px}
.rail-card p{font-size:13.5px;color:var(--c-muted);line-height:1.8}
.rail-card .btn{width:100%;margin-top:6px}
.rail-card ul{margin-top:14px;border-top:1px solid var(--c-line);padding-top:14px}
.rail-card ul li{font-size:13.5px;margin-bottom:9px}
.rail-card ul li i{color:var(--c-accent);font-size:11px;margin-right:6px}

/* ---------- 材料准备 ---------- */
.prep-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.prep-card{background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-card);padding:26px;box-shadow:var(--sh-1);transition:.2s}
.prep-card:hover{box-shadow:var(--sh-2);border-color:var(--c-primary);transform:translateY(-2px)}
.prep-card i{font-size:20px;color:var(--c-primary);margin-bottom:14px;display:block}
.prep-card h3{font-size:18px;margin-bottom:10px}
.prep-card p{font-size:14.5px;color:var(--c-muted);margin:0}

/* ---------- 深色检查面板 ---------- */
.check-band{background:var(--c-primary-deep);color:#E4EEE8;padding:64px 0;position:relative;overflow:hidden}
.check-band::after{content:"";position:absolute;right:-60px;top:-40px;width:360px;height:360px;border-radius:50%;border:1px solid rgba(217,164,65,.28);opacity:.7;pointer-events:none}
.check-band h2{color:#fff;margin-bottom:14px}
.check-band .band-lead{color:#B9CFC4;font-size:15px;max-width:640px}
.check-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:34px}
.check-item{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--r-card);padding:22px}
.check-item h3{color:#fff;font-size:17px;margin-bottom:8px}
.check-item p{font-size:14px;color:#B9CFC4;margin:0}
.check-item span{display:inline-block;font-size:12px;color:var(--c-gold);border:1px solid rgba(217,164,65,.5);border-radius:999px;padding:2px 10px;margin-bottom:12px}

/* ---------- FAQ ---------- */
.faq-list{max-width:860px}
.faq-item{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);margin-bottom:14px;overflow:hidden;transition:box-shadow .2s,border-color .2s}
.faq-item[open]{border-color:var(--c-primary);box-shadow:var(--sh-1)}
.faq-item summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 24px;font-family:var(--font-serif);font-size:18px;border-left:3px solid transparent}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item[open] summary{border-left-color:var(--c-accent)}
.faq-item summary i{color:var(--c-accent);font-size:14px;transition:transform .25s;flex:0 0 auto}
.faq-item[open] summary i{transform:rotate(45deg)}
.faq-body{padding:0 24px 22px 27px;color:var(--c-muted);font-size:15.5px;border-left:3px solid var(--c-accent)}
.faq-body p:last-child{margin-bottom:0}
.faq-side{background:var(--c-bg-alt);border:1px dashed var(--c-line);border-radius:var(--r-card);padding:22px;margin-top:24px;max-width:860px}
.faq-side h3{font-size:17px;margin-bottom:8px}
.faq-side p{font-size:14.5px;color:var(--c-muted);margin-bottom:10px}

/* ---------- CTA ---------- */
.cta-band{background:var(--c-primary);color:#fff;padding:64px 0;position:relative;overflow:hidden}
.cta-band::after{content:"";position:absolute;left:-40px;bottom:-80px;width:300px;height:300px;border-radius:50%;border:1px solid rgba(255,255,255,.16);pointer-events:none}
.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:32px;flex-wrap:wrap;position:relative;z-index:2}
.cta-inner h2{color:#fff;margin-bottom:12px}
.cta-inner p{color:#CFE3DA;font-size:15.5px;max-width:560px;margin:0}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:#123A31;color:#C9DCD3;padding:56px 0 0;font-size:14.5px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{border-color:var(--c-gold);color:var(--c-gold)}
.footer-brand .brand-name{color:#fff;font-size:18px}
.footer-brand .brand-sub{color:#9DB8AC}
.footer-desc{color:#A9C2B6;font-size:14px;max-width:360px}
.footer-contact{color:#A9C2B6;font-size:13.5px;margin-bottom:6px}
.footer-contact i{margin-right:8px;color:var(--c-gold)}
.footer-col h3{color:#fff;font-size:15px;margin-bottom:16px;font-family:var(--font-sans);font-weight:600}
.footer-col ul li{margin-bottom:10px}
.footer-col a{color:#B9CFC4;font-size:14px}
.footer-col a:hover{color:var(--c-gold)}
.footer-bottom{margin-top:44px;border-top:1px solid rgba(255,255,255,.12);padding:20px 0;display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;font-size:13px;color:#94AFA3}
.to-top{color:#CFE3DA}
.to-top i{margin-right:6px}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .layout-wrap{grid-template-columns:minmax(0,1fr) 240px;gap:32px}
}
@media (max-width:1023px){
  .nav-toggle{display:block;order:3}
  .primary-nav{position:fixed;top:0;right:0;width:320px;max-width:88vw;height:100vh;background:#fff;box-shadow:var(--sh-3);transform:translateX(100%);transition:transform .28s ease;padding:88px 24px 40px;overflow-y:auto;z-index:80}
  .primary-nav.is-open{transform:translateX(0)}
  .primary-nav ul{flex-direction:column;align-items:flex-start;gap:6px}
  .primary-nav ul li{width:100%}
  .primary-nav a{display:block;padding:12px 0;font-size:16px;border-bottom:1px solid var(--c-line);border-left:none}
  .primary-nav li.is-active a{border-bottom-color:var(--c-primary)}
  .nav-mobile-extra{display:block;margin-top:24px;border-top:1px dashed var(--c-line);padding-top:18px}
  .nav-mobile-extra h4{font-size:13px;color:var(--c-muted);margin-bottom:10px;font-family:var(--font-sans)}
  .mega-wrap{display:none}
  .nav-cta{display:none}
  .layout-wrap{grid-template-columns:minmax(0,1fr)}
  .rail-card{position:static}
  .prep-grid,.check-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:1023px){
  .nav-mobile-extra{display:block}
}
@media (min-width:1024px){
  .nav-mobile-extra{display:none}
}
@media (max-width:768px){
  body{font-size:16px}
  .section{padding:56px 0}
  .page-hero{padding:40px 0 48px}
  .page-hero .hero-lead{font-size:15px}
  .step-item{grid-template-columns:56px minmax(0,1fr);gap:14px}
  .step-num{font-size:30px}
  .cta-inner{padding:0}
  .check-band,.cta-band{padding:48px 0}
}
@media (max-width:520px){
  .grid-container{padding-left:16px;padding-right:16px}
  .topbar-brand{font-size:12px}
  .topbar-links{gap:12px}
  .brand-name{font-size:16px}
  .brand-sub{display:none}
  .footer-grid{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
  .cta-actions .btn{width:100%}
}

/* roulang page: category3 */
:root{
  --brand:#1E5B4B;
  --brand-dark:#14352C;
  --brand-deep:#0F2A23;
  --clay:#8C5A32;
  --amber:#D9A441;
  --paper:#FAF7F0;
  --paper-2:#EFE9DC;
  --card:#FFFFFF;
  --line:#DED7C8;
  --ink:#20241F;
  --ink-soft:#5C6660;
  --r-card:12px;
  --r-btn:8px;
  --r-img:10px;
  --sh-1:0 1px 2px rgba(32,36,31,.06);
  --sh-2:0 8px 24px rgba(32,36,31,.12);
  --sh-3:0 16px 40px rgba(32,36,31,.16);
  --font-serif:"Noto Serif SC","Songti SC","SimSun",serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.9;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease;}
a:hover{color:var(--clay);}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{
  outline:2px solid var(--clay);outline-offset:2px;border-radius:4px;
}
h1,h2,h3,h4{font-family:var(--font-serif);color:var(--ink);margin:0;font-weight:700;letter-spacing:0;}
h1{font-size:clamp(28px,4vw,46px);line-height:1.25;}
h2{font-size:26px;line-height:1.35;}
h3{font-size:19px;line-height:1.5;font-family:var(--font-sans);}
p{margin:0 0 1.1em;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}
.grid-container{max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px;width:100%;}
.serif{font-family:var(--font-serif);}
.num{font-variant-numeric:tabular-nums;}
/* ---------- topbar ---------- */
.site-topbar{background:var(--brand-dark);color:#E7EFEA;font-size:13px;line-height:1.6;}
.site-topbar .grid-container{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px;}
.topbar-brand{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-serif);font-size:13px;color:#F2F6F3;letter-spacing:.02em;}
.topbar-brand i{color:var(--amber);font-size:12px;}
.topbar-links{display:flex;align-items:center;gap:18px;}
.topbar-links a{color:#CFDCD5;font-size:13px;}
.topbar-links a:hover{color:#FFFFFF;}
/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(250,247,240,.94);backdrop-filter:blur(4px);border-bottom:1px solid var(--line);transition:box-shadow .25s ease;}
.site-header.is-scrolled{box-shadow:var(--sh-1);}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:72px;}
.brand{display:inline-flex;align-items:center;gap:12px;}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;border:2px solid var(--brand);border-radius:6px;
  display:flex;align-items:center;justify-content:center;color:var(--brand);
  font-family:var(--font-serif);font-size:19px;line-height:1;background:#fff;
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-name{font-family:var(--font-serif);font-size:18px;font-weight:700;color:var(--ink);}
.brand-sub{font-size:12px;color:var(--ink-soft);letter-spacing:.04em;}
.main-nav{display:flex;align-items:center;gap:26px;}
.main-nav a{font-size:15px;color:var(--ink);padding:6px 0;border-bottom:2px solid transparent;}
.main-nav a:hover{color:var(--brand);}
.main-nav a.is-active{color:var(--brand);font-weight:600;border-bottom-color:var(--clay);}
.nav-aside{display:flex;align-items:center;gap:14px;}
.mega-trigger{
  background:transparent;border:1px solid var(--line);border-radius:var(--r-btn);
  padding:9px 16px;font-size:14px;color:var(--ink);display:inline-flex;align-items:center;gap:8px;
  transition:border-color .2s ease,color .2s ease,background-color .2s ease;
}
.mega-trigger:hover{border-color:var(--brand);color:var(--brand);}
.mega-trigger i{font-size:11px;transition:transform .2s ease;}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 20px;
  background:var(--brand);color:#fff;border-radius:var(--r-btn);font-size:14px;font-weight:600;
}
.nav-cta:hover{background:#17493C;color:#fff;}
.burger{
  display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;position:relative;
}
.burger span{position:absolute;left:11px;width:20px;height:2px;background:var(--ink);transition:.25s ease;}
.burger span:nth-child(1){top:14px;}
.burger span:nth-child(2){top:20px;}
.burger span:nth-child(3){top:26px;}
.burger.is-open span:nth-child(1){top:20px;transform:rotate(45deg);}
.burger.is-open span:nth-child(2){opacity:0;}
.burger.is-open span:nth-child(3){top:20px;transform:rotate(-45deg);}
/* ---------- mega ---------- */
.mega-holder{position:relative;}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);width:800px;max-width:calc(100vw - 40px);
  background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--sh-3);
  padding:24px;display:none;grid-template-columns:1.2fr 1fr 1fr;gap:24px;
}
.mega-holder:hover .mega-panel,
.mega-holder:focus-within .mega-panel,
.mega-holder.is-open .mega-panel{display:grid;}
.mega-holder:hover .mega-trigger i,
.mega-holder:focus-within .mega-trigger i,
.mega-holder.is-open .mega-trigger i{transform:rotate(180deg);}
.mega-col h4{font-family:var(--font-sans);font-size:13px;color:var(--ink-soft);letter-spacing:.08em;margin-bottom:14px;font-weight:600;}
.mega-col ul li{margin-bottom:10px;}
.mega-col ul li a{font-size:14px;color:var(--ink);display:flex;align-items:center;gap:9px;}
.mega-col ul li a:hover{color:var(--brand);}
.mega-col ul li a i{color:var(--clay);font-size:12px;width:14px;}
.mega-item{border-bottom:1px dashed var(--line);padding-bottom:10px;}
.mega-item:last-child{border-bottom:0;}
.mega-item .t{font-size:14px;display:block;color:var(--ink);line-height:1.5;}
.mega-item .d{font-size:12px;color:var(--ink-soft);}
.mega-card{background:var(--paper);border:1px solid var(--line);border-radius:10px;overflow:hidden;display:block;}
.mega-card .thumb{aspect-ratio:16/9;background:var(--paper-2);overflow:hidden;}
.mega-card .thumb img{width:100%;height:100%;object-fit:cover;}
.mega-card .body{padding:12px 14px 14px;}
.mega-card .body span{display:block;font-size:14px;color:var(--ink);line-height:1.5;}
.mega-card .body em{font-style:normal;font-size:12px;color:var(--brand);display:inline-flex;align-items:center;gap:6px;margin-top:8px;}
/* ---------- drawer ---------- */
.drawer{
  position:fixed;top:0;right:0;height:100%;width:min(320px,86vw);background:#fff;z-index:90;
  transform:translateX(102%);transition:transform .3s ease;box-shadow:var(--sh-3);
  padding:22px 20px 32px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-head .brand-name{font-size:16px;}
.drawer-close{background:#fff;border:1px solid var(--line);border-radius:8px;width:38px;height:38px;color:var(--ink);}
.drawer-nav a{display:block;padding:13px 0;border-bottom:1px solid var(--line);font-size:15px;color:var(--ink);}
.drawer-nav a.is-active{color:var(--brand);font-weight:600;}
.drawer-group{margin-top:20px;}
.drawer-group h4{font-size:12px;color:var(--ink-soft);letter-spacing:.08em;font-family:var(--font-sans);margin-bottom:10px;}
.drawer-group a{display:block;font-size:14px;color:var(--ink);padding:8px 0;}
.drawer-cta{display:block;text-align:center;margin-top:24px;height:46px;line-height:46px;background:var(--brand);color:#fff;border-radius:var(--r-btn);font-weight:600;}
.drawer-cta:hover{background:#17493C;color:#fff;}
.scrim{position:fixed;inset:0;background:rgba(15,42,35,.45);z-index:80;opacity:0;visibility:hidden;transition:.3s ease;}
.scrim.is-open{opacity:1;visibility:visible;}
/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;height:44px;padding:0 24px;
  border-radius:var(--r-btn);font-size:15px;font-weight:600;border:1px solid transparent;transition:all .2s ease;}
.btn-primary{background:var(--brand);color:#fff;}
.btn-primary:hover{background:#17493C;color:#fff;}
.btn-outline{background:transparent;color:var(--brand);border-color:var(--brand);}
.btn-outline:hover{background:rgba(30,91,75,.08);color:var(--brand);}
.btn-light{background:#FAF7F0;color:var(--brand-deep);}
.btn-light:hover{background:#fff;color:var(--brand-deep);}
.btn-ghost-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.6);}
.btn-ghost-light:hover{background:rgba(255,255,255,.12);color:#fff;}
.btn:active{transform:translateY(1px);}
.text-link{font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:7px;}
.text-link:hover{color:var(--clay);}
.text-link i{font-size:11px;transition:transform .2s ease;}
.text-link:hover i{transform:translateX(3px);}
/* ---------- badge / tag ---------- */
.badge{display:inline-flex;align-items:center;gap:8px;padding:5px 14px;border-radius:999px;
  background:rgba(30,91,75,.08);color:var(--brand);font-size:13px;font-weight:600;letter-spacing:.02em;}
.badge-clay{background:rgba(140,90,50,.1);color:var(--clay);}
.badge-amber{background:rgba(217,164,65,.16);color:#8A6415;}
.tag{display:inline-block;padding:4px 12px;border-radius:999px;background:var(--paper-2);
  color:var(--ink-soft);font-size:12px;border:1px solid var(--line);}
/* ---------- breadcrumb ---------- */
.crumb{font-size:13px;color:var(--ink-soft);display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:18px 0 0;}
.crumb a{color:var(--ink-soft);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:#B7B0A2;}
.crumb .cur{color:var(--ink);}
/* ---------- hero ---------- */
.cat-hero{position:relative;margin-top:18px;border-radius:16px;overflow:hidden;background:var(--brand-deep);}
.cat-hero .bg{position:absolute;inset:0;}
.cat-hero .bg img{width:100%;height:100%;object-fit:cover;opacity:.42;}
.cat-hero .veil{position:absolute;inset:0;background:linear-gradient(105deg,rgba(15,42,35,.94) 0%,rgba(20,53,44,.78) 52%,rgba(20,53,44,.45) 100%);}
.cat-hero .inner{position:relative;z-index:2;padding:56px 28px 52px;max-width:760px;color:#F3F7F4;}
.cat-hero .inner .badge{background:rgba(255,255,255,.12);color:#EAF2ED;border:1px solid rgba(255,255,255,.22);}
.cat-hero h1{color:#fff;margin:18px 0 16px;}
.cat-hero p.lead{color:#D5E1DA;font-size:17px;line-height:1.85;margin-bottom:26px;max-width:640px;}
.cat-hero .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px;}
.cat-hero .hero-facts{display:flex;flex-wrap:wrap;gap:10px;}
.cat-hero .hero-facts span{font-size:13px;color:#CBD9D2;display:inline-flex;align-items:center;gap:7px;
  border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:5px 14px;}
.cat-hero .hero-facts i{color:var(--amber);font-size:12px;}
/* ---------- section base ---------- */
.section{padding:56px 0;}
.section-alt{background:var(--paper-2);}
.section-head{max-width:760px;margin-bottom:36px;}
.section-head h2{position:relative;padding-left:16px;margin-bottom:14px;}
.section-head h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--brand);}
.section-head p{color:var(--ink-soft);font-size:15px;line-height:1.85;margin:0;}
.eyebrow{font-size:13px;letter-spacing:.1em;color:var(--clay);font-weight:600;margin-bottom:10px;display:block;}
/* ---------- bento ---------- */
.bento{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.bcard{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.bcard::before{content:"";display:block;height:1px;background:var(--clay);opacity:.35;}
.bcard:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--brand);}
.bcard .pic{aspect-ratio:16/9;background:var(--paper-2);overflow:hidden;}
.bcard .pic img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.bcard:hover .pic img{transform:scale(1.03);}
.bcard .body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1;}
.bcard h3{font-size:17px;margin-bottom:8px;line-height:1.5;}
.bcard p{font-size:15px;color:var(--ink-soft);line-height:1.8;margin:0 0 16px;}
.bcard .foot{margin-top:auto;}
.bcard-lead{grid-column:span 2;grid-row:span 2;position:relative;}
.bcard-lead .pic{aspect-ratio:auto;flex:1;min-height:240px;position:relative;}
.bcard-lead .pic img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.bcard-lead .body{padding:28px 28px 30px;}
.bcard-lead h3{font-size:22px;font-family:var(--font-serif);}
.bcard-lead p{font-size:15.5px;}
/* ---------- steps rail ---------- */
.rail{display:grid;grid-template-columns:repeat(3,1fr);gap:0;position:relative;}
.rail-step{padding:0 24px 0 0;position:relative;}
.rail-step:last-child{padding-right:0;}
.rail-step .dot{
  width:58px;height:58px;border-radius:50%;border:2px solid var(--clay);background:#fff;color:var(--clay);
  display:flex;align-items:center;justify-content:center;font-family:var(--font-serif);font-size:22px;font-weight:700;
  margin-bottom:20px;position:relative;z-index:2;
}
.rail-step h3{font-size:18px;margin-bottom:10px;}
.rail-step p{font-size:15px;color:var(--ink-soft);line-height:1.8;margin-bottom:14px;}
.rail-step::after{
  content:"";position:absolute;top:29px;left:58px;right:24px;border-top:1px dashed var(--line);
}
.rail-step:last-child::after{display:none;}
/* ---------- dark contrast panel ---------- */
.panel-dark{background:var(--brand-deep);color:#DCE7E1;border-radius:16px;padding:44px 32px;position:relative;overflow:hidden;}
.panel-dark::after{
  content:"";position:absolute;right:-60px;top:-40px;width:320px;height:320px;border-radius:50%;
  border:1px solid rgba(255,255,255,.12);
}
.panel-dark h2{color:#fff;margin-bottom:14px;font-size:24px;}
.panel-dark > .grid-container > p{color:#BCCEC5;font-size:15px;max-width:720px;position:relative;z-index:2;}
.contrast{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:30px;position:relative;z-index:2;}
.contrast-col{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);border-radius:12px;padding:24px;}
.contrast-col h3{color:#fff;font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:9px;}
.contrast-col h3 i{color:var(--amber);font-size:14px;}
.contrast-col ul li{font-size:14.5px;color:#C6D6CE;padding:10px 0 10px 20px;position:relative;border-bottom:1px dashed rgba(255,255,255,.1);line-height:1.75;}
.contrast-col ul li:last-child{border-bottom:0;}
.contrast-col ul li::before{content:"";position:absolute;left:0;top:19px;width:6px;height:6px;border-radius:50%;background:var(--clay);}
/* ---------- faq ---------- */
.faq-wrap{max-width:860px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);margin-bottom:14px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;}
.faq-item[open]{border-color:var(--brand);box-shadow:var(--sh-1);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 24px;display:flex;align-items:flex-start;gap:16px;
  font-size:18px;font-weight:600;color:var(--ink);font-family:var(--font-sans);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary .qi{color:var(--clay);font-family:var(--font-serif);font-size:16px;flex:0 0 auto;line-height:1.7;}
.faq-item summary .t{flex:1;}
.faq-item summary .ic{color:var(--clay);font-size:14px;transition:transform .25s ease;line-height:2;}
.faq-item[open] summary .ic{transform:rotate(45deg);}
.faq-item .ans{padding:0 24px 24px 60px;border-left:3px solid transparent;}
.faq-item[open] .ans{border-left-color:var(--clay);margin-left:24px;padding-left:20px;}
.faq-item .ans p{font-size:15.5px;color:var(--ink-soft);line-height:1.9;margin:0 0 12px;}
.faq-item .ans p:last-child{margin-bottom:0;}
.faq-aside{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);}
.faq-aside h3{font-size:17px;margin-bottom:10px;}
.faq-aside p{font-size:14.5px;color:var(--ink-soft);line-height:1.85;}
.faq-aside .mini-list li{font-size:14px;color:var(--ink-soft);padding:8px 0;border-bottom:1px dashed var(--line);}
.faq-aside .mini-list li:last-child{border-bottom:0;}
/* ---------- entry cards ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.entry-card{display:flex;gap:20px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;}
.entry-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--brand);}
.entry-card .pic{width:120px;flex:0 0 120px;aspect-ratio:4/3;border-radius:var(--r-img);overflow:hidden;background:var(--paper-2);}
.entry-card .pic img{width:100%;height:100%;object-fit:cover;}
.entry-card h3{font-size:17px;margin-bottom:8px;}
.entry-card p{font-size:14.5px;color:var(--ink-soft);margin-bottom:12px;line-height:1.8;}
/* ---------- cta ---------- */
.cta-band{background:var(--brand);border-radius:16px;padding:48px 32px;position:relative;overflow:hidden;color:#fff;}
.cta-band .leaf{
  position:absolute;right:-40px;bottom:-60px;width:340px;height:340px;border-radius:50%;
  border:1px solid rgba(255,255,255,.22);opacity:.12;
}
.cta-band h2{color:#fff;margin-bottom:12px;}
.cta-band p{color:#CFE0D8;font-size:15.5px;max-width:620px;margin-bottom:26px;position:relative;z-index:2;}
.cta-band .actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:2;}
/* ---------- footer ---------- */
.site-footer{background:var(--brand-deep);color:#C3D3CB;padding:56px 0 0;margin-top:56px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand .brand-mark{border-color:#5E8B7B;color:#E4EFE9;background:transparent;}
.footer-brand .brand-name{color:#fff;font-family:var(--font-serif);font-size:17px;display:block;}
.footer-brand .brand-sub{color:#8FAA9E;font-size:12px;display:block;}
.footer-desc{font-size:14px;line-height:1.85;color:#A9C0B6;margin-bottom:16px;}
.footer-contact{font-size:13.5px;color:#93AEA3;display:flex;align-items:center;gap:9px;margin:0 0 8px;}
.footer-contact i{color:var(--amber);}
.footer-col h3{font-size:15px;color:#fff;font-family:var(--font-sans);margin-bottom:16px;}
.footer-col ul li{margin-bottom:11px;}
.footer-col ul li a{font-size:14px;color:#A9C0B6;}
.footer-col ul li a:hover{color:var(--clay);}
.footer-bottom{
  margin-top:40px;border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;font-size:13px;color:#8FAA9E;
}
.footer-bottom .to-top{color:#C3D3CB;display:inline-flex;align-items:center;gap:8px;}
.footer-bottom .to-top:hover{color:var(--clay);}
/* ---------- responsive ---------- */
@media (max-width:1023px){
  .main-nav{display:none;}
  .nav-cta{display:none;}
  .burger{display:block;}
  .bento{grid-template-columns:repeat(2,1fr);}
  .bcard-lead{grid-column:span 2;grid-row:auto;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .rail{grid-template-columns:1fr;gap:28px;}
  .rail-step{padding-right:0;padding-left:76px;}
  .rail-step .dot{position:absolute;left:0;top:0;margin-bottom:0;}
  .rail-step::after{display:none;}
  .rail::before{
    content:"";position:absolute;left:29px;top:12px;bottom:12px;border-left:1px dashed var(--line);
  }
}
@media (max-width:767px){
  body{font-size:16px;}
  .section{padding:44px 0;}
  .site-topbar .grid-container{flex-direction:column;align-items:flex-start;padding-top:8px;padding-bottom:8px;gap:4px;}
  .topbar-links{gap:14px;flex-wrap:wrap;padding-bottom:4px;}
  .cat-hero .inner{padding:38px 20px 34px;}
  .cat-hero .hero-actions .btn{width:100%;}
  .bento{grid-template-columns:1fr;gap:18px;}
  .bcard-lead{grid-column:auto;}
  .bcard .body{padding:18px;}
  .contrast{grid-template-columns:1fr;}
  .panel-dark{padding:32px 20px;}
  .entry-grid{grid-template-columns:1fr;}
  .faq-item summary{font-size:16px;padding:17px 18px;}
  .faq-item .ans{padding:0 18px 20px 18px;}
  .faq-item[open] .ans{margin-left:16px;padding-left:14px;}
  .cta-band{padding:34px 20px;}
  .cta-band .actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom {justify-content:flex-start;}
}
@media (max-width:519px){
  .brand-sub{display:none;}
  .brand-name{font-size:16px;}
  .entry-card{flex-direction:column;}
  .entry-card .pic{width:100%;flex:0 0 auto;aspect-ratio:16/9;}
  .section-head h2{font-size:22px;}
}