/* roulang page: index */
:root{
  --brand:#2F6F62;
  --brand-dark:#24574D;
  --brand-light:#E3EEEA;
  --accent:#C98A4B;
  --accent-light:#F3E6D6;
  --bg:#F7F5EF;
  --surface:#FFFFFF;
  --ink:#1F2A27;
  --muted:#5E6A65;
  --line:#D9D3C7;
  --footer:#17352F;
  --danger:#B65A4A;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 8px 24px rgba(31,42,39,.07);
  --shadow-hover:0 14px 36px rgba(31,42,39,.10);
  --ease:200ms ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--brand-dark);}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 1.1em;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink);}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(47,111,98,.25);outline-offset:2px;border-radius:6px;}

.container{max-width:1220px;padding-left:24px;padding-right:24px;margin:0 auto;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(247,245,239,.97);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  display:flex;align-items:center;gap:18px;
  height:68px;
}
.brand{
  display:flex;align-items:center;gap:10px;
  font-weight:700;font-size:17px;line-height:1.25;color:var(--ink);
  letter-spacing:.2px;white-space:nowrap;
}
.brand:hover{color:var(--brand-dark);}
.brand-mark{
  width:32px;height:32px;flex:0 0 32px;border-radius:9px;
  background:linear-gradient(150deg,var(--brand) 0%,var(--brand-dark) 100%);
  display:inline-flex;align-items:center;justify-content:center;
  color:#fff;font-size:14px;font-weight:700;
}
.nav-split{width:1px;height:26px;background:var(--line);flex:0 0 1px;margin-left:4px;}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:6px;}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 12px;
  font-size:15px;font-weight:500;color:var(--muted);
  border-radius:8px;
  transition:color var(--ease),background var(--ease);
}
.nav-link:hover{color:var(--brand-dark);background:var(--brand-light);}
.nav-link.is-active{color:var(--brand);font-weight:700;}
.nav-link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:1px;
  height:2px;background:var(--brand);border-radius:2px;
}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:10px;}
.nav-search{
  display:flex;align-items:center;gap:8px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:10px;
  padding:0 12px;
  height:40px;
  width:210px;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.nav-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(47,111,98,.14);}
.nav-search svg{flex:0 0 16px;color:var(--muted);}
.nav-search input{
  border:0;outline:0;background:transparent;width:100%;
  font-size:14px;color:var(--ink);
}
.nav-search input::placeholder{color:#98a29d;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;
  font-size:15.5px;font-weight:600;line-height:1;
  border-radius:10px;border:1px solid transparent;
  cursor:pointer;
  transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.btn svg{transition:transform var(--ease);}
.btn-primary{background:var(--brand);color:#fff;border-color:var(--brand);}
.btn-primary:hover{background:var(--brand-dark);border-color:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow);}
.btn-primary:hover svg{transform:translateX(2px);}
.btn-primary:active{transform:translateY(0);background:var(--brand-dark);}
.btn-ghost{background:var(--surface);color:var(--brand);border-color:var(--brand);}
.btn-ghost:hover{background:var(--brand-light);color:var(--brand-dark);transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{height:40px;padding:0 16px;font-size:14.5px;}
.btn-block{width:100%;}

.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--line);border-radius:10px;background:var(--surface);
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative;border-radius:2px;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
  transition:transform var(--ease);
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

.mobile-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:var(--bg);
  padding:14px 0 20px;
}
.mobile-drawer.open{display:block;}
.mobile-drawer .nav-search{width:100%;height:46px;margin-bottom:12px;}
.mobile-drawer .drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 4px;font-size:16px;font-weight:500;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.mobile-drawer .drawer-link.is-active{color:var(--brand);font-weight:700;}
.mobile-drawer .drawer-link svg{color:var(--muted);}
.mobile-drawer .btn{margin-top:16px;}

/* ---------- Hero ---------- */
.hero{padding:58px 0 72px;}
.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,58fr) minmax(0,42fr);
  gap:44px;
  align-items:stretch;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--brand-light);color:var(--brand-dark);
  font-size:13px;font-weight:600;letter-spacing:.4px;
  padding:6px 14px;border-radius:100px;
  margin-bottom:20px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand);}
.hero h1{
  font-size:46px;line-height:1.25;letter-spacing:-.4px;
  margin-bottom:20px;
}
.hero-sub{
  font-size:17px;line-height:1.85;color:var(--muted);
  max-width:640px;margin-bottom:28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px;}
.hero-chips{display:flex;flex-wrap:wrap;gap:8px;}
.chip{
  font-size:13px;font-weight:500;color:var(--brand-dark);
  background:var(--surface);border:1px solid var(--line);
  padding:5px 12px;border-radius:8px;
}
.hero-visual{
  position:relative;border-radius:18px;overflow:hidden;
  min-height:430px;
  background-image:url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  box-shadow:var(--shadow);
}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(170deg,rgba(47,111,98,.18) 0%,rgba(23,53,47,.34) 100%);
}
.hero-stamp{
  position:absolute;top:18px;right:18px;z-index:2;
  background:var(--accent-light);color:#8a5a24;
  font-size:13px;font-weight:700;letter-spacing:1px;
  padding:7px 13px;border-radius:8px;
  border:1px solid rgba(201,138,75,.4);
}
.hero-visual-note{
  position:absolute;left:20px;right:20px;bottom:20px;z-index:2;
  background:rgba(255,255,255,.94);
  border-radius:12px;padding:14px 16px;
  font-size:14px;line-height:1.65;color:var(--ink);
  font-weight:500;
}
.hero-visual-note strong{color:var(--brand-dark);}

/* ---------- Claim strip ---------- */
.claim{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--surface);}
.claim-inner{
  display:flex;align-items:center;gap:18px;
  padding:22px 0;
  flex-wrap:wrap;
}
.claim p{
  margin:0;font-size:19px;font-weight:700;color:var(--ink);letter-spacing:.2px;
}
.claim-tag{
  margin-left:auto;
  font-size:13px;font-weight:600;color:#8a5a24;
  background:var(--accent-light);padding:6px 13px;border-radius:8px;
}

/* ---------- Sections ---------- */
.section{padding:76px 0;}
.section-alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{margin-bottom:38px;max-width:760px;}
.section-kicker{
  font-size:13px;font-weight:700;letter-spacing:1.4px;color:var(--accent);
  text-transform:uppercase;margin-bottom:10px;
}
.section h2{font-size:34px;line-height:1.35;letter-spacing:-.3px;}
.section-lead{margin-top:14px;font-size:16.5px;color:var(--muted);}

/* story */
.story-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:56px;align-items:start;}
.story-grid h2{font-size:33px;line-height:1.35;}
.story-rule{width:56px;height:3px;background:var(--accent);border-radius:3px;margin-top:22px;}
.story-body p{font-size:16.5px;color:var(--muted);line-height:1.9;}
.story-body p:last-child{margin-bottom:0;}
.story-points{display:grid;gap:14px;margin-top:26px;}
.story-point{
  display:flex;gap:12px;align-items:flex-start;
  background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:14px 16px;
}
.story-point svg{flex:0 0 20px;color:var(--brand);margin-top:4px;}
.story-point span{font-size:15px;color:var(--ink);}

/* featured asymmetric */
.featured{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:24px;}
.card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  overflow:hidden;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#cfc8b9;}
.card-media{overflow:hidden;background:var(--brand-light);}
.card-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform 220ms ease;}
.card:hover .card-media img{transform:scale(1.02);}
.card-body{padding:24px 26px 26px;}
.badge-cat{
  display:inline-block;
  font-size:12.5px;font-weight:600;letter-spacing:.3px;
  color:var(--brand-dark);background:var(--brand-light);
  padding:4px 10px;border-radius:7px;
}
.card-title{font-size:22px;line-height:1.45;margin:14px 0 10px;}
.card-title a{color:var(--ink);}
.card-title a:hover{color:var(--brand);}
.card-text{font-size:15.5px;color:var(--muted);line-height:1.75;margin-bottom:16px;}
.card-foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:14px;border-top:1px solid var(--line);
}
.meta-time{font-size:13.5px;color:var(--muted);font-weight:500;}
.arrow-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14.5px;font-weight:600;color:var(--brand);
  border-bottom:1px solid transparent;
}
.arrow-link:hover{border-bottom-color:var(--brand);}
.arrow-link svg{transition:transform var(--ease);}
.arrow-link:hover svg{transform:translateX(3px);}

.featured-side{display:grid;grid-template-rows:1fr 1fr;gap:24px;}
.mini-card{display:flex;flex-direction:column;}
.mini-card .card-media img{aspect-ratio:16/9;}
.mini-card .card-body{padding:20px 22px 22px;}
.mini-card .card-title{font-size:18px;margin:10px 0 8px;}
.mini-card .card-text{font-size:14.5px;margin-bottom:12px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}

/* CMS latest */
.latest-grid{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:52px;align-items:start;}
.latest-aside{position:sticky;top:92px;}
.latest-aside h2{font-size:32px;line-height:1.35;margin-bottom:14px;}
.latest-aside p{font-size:16px;color:var(--muted);margin-bottom:22px;}
.latest-list{display:grid;gap:14px;}
.post-item{
  display:block;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:14px;
  padding:20px 22px;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.post-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#cfc8b9;}
.post-top{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:8px;}
.post-title{font-size:18.5px;line-height:1.5;color:var(--ink);font-weight:700;margin-bottom:8px;}
.post-item:hover .post-title{color:var(--brand-dark);}
.post-summary{font-size:14.8px;color:var(--muted);line-height:1.75;margin:0 0 10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.empty-state{
  border:1.5px dashed var(--line);
  border-radius:14px;
  background:var(--surface);
  padding:44px 28px;
  text-align:center;
}
.empty-state svg{color:var(--brand);margin-bottom:12px;}
.empty-state p{font-size:15.5px;color:var(--muted);margin-bottom:18px;}

/* trust */
.trust{border-top:1px solid var(--line);}
.trust-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;}
.trust-item{
  padding:30px 26px;
  border-right:1px dashed var(--line);
}
.trust-item:last-child{border-right:0;}
.trust-num{font-size:36px;font-weight:700;color:var(--brand);line-height:1.2;letter-spacing:-.5px;}
.trust-num small{font-size:15px;font-weight:600;color:var(--brand-dark);margin-left:4px;}
.trust-label{font-size:14px;color:var(--muted);margin-top:6px;}

/* nav cards to categories */
.cat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.cat-card{
  display:flex;flex-direction:column;justify-content:space-between;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;min-height:190px;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.cat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#cfc8b9;}
.cat-icon{
  width:38px;height:38px;border-radius:10px;
  background:var(--brand-light);color:var(--brand-dark);
  display:inline-flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.cat-card h3{font-size:19px;margin-bottom:8px;}
.cat-card h3 a{color:var(--ink);}
.cat-card h3 a:hover{color:var(--brand);}
.cat-card p{font-size:14.8px;color:var(--muted);margin:0;line-height:1.75;}

/* CTA subscribe */
.cta-wrap{padding:0 0 80px;}
.cta-box{
  background:var(--accent-light);
  border:1px solid rgba(201,138,75,.32);
  border-radius:18px;
  padding:40px 44px;
  display:grid;grid-template-columns:minmax(0,6fr) minmax(0,5fr);
  gap:36px;align-items:center;
}
.cta-box h2{font-size:28px;margin-bottom:10px;}
.cta-box p{font-size:15.5px;color:#6a5540;margin:0;line-height:1.8;}
.cta-form{display:flex;gap:10px;flex-wrap:wrap;}
.cta-form input{
  flex:1 1 220px;height:48px;border-radius:10px;border:1px solid #d8c2a6;
  background:#fff;padding:0 16px;font-size:15px;color:var(--ink);outline:none;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.cta-form input::placeholder{color:#a89a86;}
.cta-form input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(47,111,98,.16);}
.cta-note{font-size:13px;color:#7d6a55;margin-top:10px;}

/* Footer */
.site-footer{background:var(--footer);color:#d8e3de;padding:60px 0 0;}
.footer-grid{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,3fr) minmax(0,3fr) minmax(0,3fr);gap:36px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:#fff;margin-bottom:14px;}
.footer-brand .brand-mark{background:#2F6F62;}
.footer-desc{font-size:14.5px;line-height:1.85;color:#a9c1b9;margin:0;max-width:320px;}
.footer-title{font-size:14px;font-weight:700;color:#fff;letter-spacing:.6px;margin-bottom:14px;}
.footer-list li{margin-bottom:10px;}
.footer-list a{font-size:14.5px;color:#a9c1b9;border-bottom:1px solid transparent;transition:color var(--ease),border-color var(--ease);}
.footer-list a:hover{color:var(--accent);border-bottom-color:var(--accent);}
.footer-search{display:flex;height:44px;border-radius:10px;overflow:hidden;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);}
.footer-search input{flex:1;border:0;background:transparent;color:#eef4f1;padding:0 14px;font-size:14px;outline:none;}
.footer-search input::placeholder{color:#87a199;}
.footer-search button{
  border:0;background:var(--brand);color:#fff;padding:0 18px;font-size:14px;font-weight:600;cursor:pointer;
  transition:background var(--ease);
}
.footer-search button:hover{background:var(--brand-dark);}
.footer-bottom{
  margin-top:44px;border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 24px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;
}
.footer-bottom p{margin:0;font-size:13.5px;color:#8ba8a0;}
.footer-bottom a{color:#8ba8a0;}
.footer-bottom a:hover{color:var(--accent);}

/* ---------- Responsive ---------- */
@media (max-width:1199.98px){
  .nav-search{width:170px;}
  .hero-grid{grid-template-columns:minmax(0,52fr) minmax(0,48fr);gap:34px;}
  .hero h1{font-size:40px;}
  .story-grid{gap:38px;}
}
@media (max-width:991.98px){
  .nav-links,.nav-split,.nav-right .nav-search,.nav-right .btn{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-right{margin-left:auto;}
  .hero{padding:36px 0 52px;}
  .hero-grid{grid-template-columns:1fr;gap:28px;}
  .hero-visual{min-height:320px;order:2;}
  .hero h1{font-size:36px;}
  .section{padding:56px 0;}
  .section h2{font-size:28px;}
  .story-grid{grid-template-columns:1fr;gap:24px;}
  .featured{grid-template-columns:1fr;}
  .featured-side{grid-template-rows:auto auto;}
  .latest-grid{grid-template-columns:1fr;gap:28px;}
  .latest-aside{position:static;}
  .trust-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .trust-item:nth-child(2){border-right:0;}
  .trust-item:nth-child(3),.trust-item:nth-child(4){border-top:1px dashed var(--line);}
  .cat-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-box{grid-template-columns:1fr;padding:30px 26px;gap:22px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px;}
}
@media (max-width:575.98px){
  body{font-size:16px;}
  .container{padding-left:18px;padding-right:18px;}
  .brand{font-size:15px;white-space:normal;line-height:1.3;max-width:190px;}
  .hero h1{font-size:31px;letter-spacing:-.2px;}
  .hero-sub{font-size:15.8px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn{width:100%;}
  .hero-visual{min-height:260px;}
  .claim p{font-size:16.5px;}
  .claim-tag{margin-left:0;}
  .section h2{font-size:25px;}
  .section{padding:46px 0;}
  .cat-grid{grid-template-columns:1fr;}
  .trust-grid{grid-template-columns:1fr;}
  .trust-item{border-right:0;border-top:1px dashed var(--line);padding:22px 4px;}
  .trust-item:first-child{border-top:0;}
  .card-body{padding:20px 18px 22px;}
  .post-item{padding:16px 16px;}
  .cta-box{padding:26px 20px;}
  .cta-form input{flex:1 1 100%;}
  .cta-form .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

/* roulang page: article */
:root{
  --brand:#2F6F62;
  --brand-dark:#24574D;
  --brand-soft:#E3EEEA;
  --sand:#C98A4B;
  --sand-soft:#F3E6D6;
  --bg:#F7F5EF;
  --surface:#FFFFFF;
  --ink:#1F2A27;
  --muted:#5E6A65;
  --line:#D9D3C7;
  --footer-bg:#17352F;
  --danger:#B65A4A;
  --radius-card:16px;
  --radius-btn:10px;
  --shadow-sm:0 8px 24px rgba(31,42,39,.07);
  --shadow-lg:0 14px 36px rgba(31,42,39,.10);
  --ease:200ms cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body.menu-open{overflow:hidden;}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand-dark);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--brand);}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(47,111,98,.25);outline-offset:2px;border-radius:6px;}
.container,
.container-sm,
.container-md,
.container-lg,
.container-xl{
  width:100%;
  margin-left:auto;
  margin-right:auto;
  padding-left:22px;
  padding-right:22px;
  max-width:1220px;
}
@media (min-width:576px){.container,.container-sm{max-width:1220px;}}
@media (min-width:768px){.container,.container-md{max-width:1220px;}}
@media (min-width:992px){.container,.container-lg{max-width:1220px;}}
@media (min-width:1200px){.container,.container-xl{max-width:1220px;}}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(247,245,239,.97);
  border-bottom:1px solid var(--line);
}
.nav-bar{
  display:flex;
  align-items:center;
  gap:18px;
  min-height:68px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.brand-mark{
  width:36px;
  height:36px;
  border-radius:11px;
  background:var(--brand);
  color:#fff;
  display:grid;
  place-items:center;
  font-size:17px;
  font-weight:700;
  letter-spacing:.04em;
  box-shadow:0 6px 16px rgba(47,111,98,.24);
}
.brand-name{
  font-size:17px;
  font-weight:700;
  color:var(--ink);
  letter-spacing:.02em;
  line-height:1.3;
  white-space:nowrap;
}
.brand-sub{
  display:block;
  font-size:11px;
  font-weight:500;
  color:var(--muted);
  letter-spacing:.16em;
  text-transform:uppercase;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:2px;
  margin-left:6px;
}
.nav-link{
  display:inline-block;
  position:relative;
  padding:9px 12px;
  border-radius:8px;
  font-size:15px;
  font-weight:500;
  color:var(--muted);
  white-space:nowrap;
  transition:color var(--ease),background var(--ease);
}
.nav-link:hover{color:var(--brand-dark);background:var(--brand-soft);}
.nav-link.is-active{color:var(--brand);font-weight:700;}
.nav-link.is-active::after{
  content:"";
  position:absolute;
  left:12px;
  right:12px;
  bottom:1px;
  height:2px;
  border-radius:2px;
  background:var(--brand);
}
.nav-side{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:12px;
  padding-left:20px;
  border-left:1px solid var(--line);
}
.nav-search{
  display:flex;
  align-items:center;
  gap:6px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:10px;
  padding:4px 4px 4px 12px;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.nav-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(47,111,98,.14);}
.nav-search input{
  border:0;
  outline:0;
  background:transparent;
  width:132px;
  font-size:14px;
  color:var(--ink);
  padding:6px 0;
}
.nav-search input::placeholder{color:#9aa5a0;}
.nav-search button{
  border:0;
  background:var(--brand-soft);
  color:var(--brand-dark);
  font-size:13px;
  font-weight:600;
  padding:7px 12px;
  border-radius:8px;
  cursor:pointer;
  transition:background var(--ease),color var(--ease);
}
.nav-search button:hover{background:var(--brand);color:#fff;}
.nav-cta{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:42px;
  padding:0 18px;
  border-radius:var(--radius-btn);
  background:var(--brand);
  color:#fff;
  font-size:14px;
  font-weight:600;
  box-shadow:0 8px 18px rgba(47,111,98,.22);
  transition:background var(--ease),transform var(--ease),box-shadow var(--ease);
  white-space:nowrap;
}
.nav-cta:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 24px rgba(47,111,98,.26);}
.nav-cta svg{transition:transform var(--ease);}
.nav-cta:hover svg{transform:translateX(2px);}
.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  border:1px solid var(--line);
  background:var(--surface);
  border-radius:10px;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  padding:0;
}
.nav-toggle span{
  display:block;
  width:19px;
  height:2px;
  background:var(--ink);
  border-radius:2px;
  position:relative;
}
.nav-toggle span::before,
.nav-toggle span::after{
  content:"";
  position:absolute;
  left:0;
  width:19px;
  height:2px;
  background:var(--ink);
  border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* 移动抽屉 */
.mobile-panel{
  display:none;
  position:fixed;
  inset:68px 0 0 0;
  background:var(--bg);
  z-index:1020;
  padding:22px 22px 40px;
  overflow-y:auto;
  border-top:1px solid var(--line);
}
.mobile-panel.is-open{display:block;}
.mobile-panel .nav-links{flex-direction:column;align-items:stretch;margin:0 0 20px;gap:4px;}
.mobile-panel .nav-link{
  padding:13px 14px;
  border-radius:10px;
  font-size:16px;
  border:1px solid transparent;
}
.mobile-panel .nav-link:hover{border-color:var(--line);}
.mobile-panel .nav-link.is-active{border-color:var(--brand-soft);background:var(--brand-soft);}
.mobile-panel .nav-link.is-active::after{display:none;}
.mobile-search{display:flex;gap:8px;margin-bottom:16px;}
.mobile-search input{
  flex:1;
  height:46px;
  border:1px solid var(--line);
  border-radius:10px;
  padding:0 14px;
  background:var(--surface);
  font-size:15px;
  color:var(--ink);
  outline:0;
}
.mobile-search input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(47,111,98,.14);}
.mobile-search button{
  height:46px;
  padding:0 18px;
  border:0;
  border-radius:10px;
  background:var(--brand);
  color:#fff;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
}
.mobile-panel .nav-cta{width:100%;justify-content:center;height:48px;font-size:15px;}

/* ---------- 文章头部 ---------- */
.article-hero{
  position:relative;
  overflow:hidden;
  padding:30px 0 52px;
  background:var(--brand-soft);
  border-bottom:1px solid var(--line);
}
.article-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  opacity:.16;
  pointer-events:none;
}
.article-hero .container{position:relative;z-index:2;}
.breadcrumb-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:var(--muted);
  margin-bottom:26px;
}
.breadcrumb-row a{color:var(--muted);}
.breadcrumb-row a:hover{color:var(--brand-dark);text-decoration:underline;text-underline-offset:3px;}
.breadcrumb-row .sep{color:#a9b3ae;}
.breadcrumb-row .current{
  color:var(--brand);
  font-weight:600;
  max-width:min(100%,560px);
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.article-badges{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px;
  margin-bottom:16px;
  font-size:13px;
  color:var(--muted);
  font-weight:500;
}
.badge-cat{
  display:inline-block;
  padding:5px 12px;
  border-radius:8px;
  background:var(--surface);
  color:var(--brand-dark);
  font-size:13px;
  font-weight:600;
  border:1px solid rgba(47,111,98,.22);
}
.badge-version{
  display:inline-block;
  padding:5px 12px;
  border-radius:8px;
  background:var(--sand-soft);
  color:#8f5f2c;
  font-size:12px;
  font-weight:600;
  letter-spacing:.04em;
}
.meta-dot{width:4px;height:4px;border-radius:50%;background:#b9c2bd;display:inline-block;}
.article-h1{
  font-size:clamp(28px,4vw,48px);
  line-height:1.28;
  font-weight:700;
  letter-spacing:-.01em;
  color:var(--ink);
  margin:0 0 18px;
  max-width:920px;
}
.article-lead{
  font-size:16px;
  line-height:1.85;
  color:#41504b;
  max-width:820px;
  margin:0;
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
  padding-left:16px;
  border-left:3px solid var(--sand);
}

/* ---------- 正文区 ---------- */
.article-main{padding:56px 0 64px;}
.article-grid{
  display:grid;
  grid-template-columns:minmax(0,820px) 260px;
  gap:56px;
  justify-content:center;
  align-items:start;
}
.article-paper{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-sm);
  padding:38px 42px 44px;
}
.article-body{
  font-size:17px;
  line-height:1.9;
  color:var(--ink);
  overflow-wrap:break-word;
  word-break:break-word;
}
.article-body > *:first-child{margin-top:0;}
.article-body h2{
  font-size:26px;
  line-height:1.4;
  font-weight:700;
  margin:42px 0 14px;
  padding-left:14px;
  border-left:4px solid var(--brand);
  scroll-margin-top:96px;
}
.article-body h3{
  font-size:20px;
  line-height:1.5;
  font-weight:700;
  margin:30px 0 12px;
  color:#22332e;
  scroll-margin-top:96px;
}
.article-body p{margin:0 0 1.1em;color:#26332f;}
.article-body ul,
.article-body ol{margin:0 0 1.2em;padding-left:1.35em;}
.article-body li{margin-bottom:.5em;}
.article-body li::marker{color:var(--brand);}
.article-body blockquote{
  margin:26px 0;
  padding:18px 22px;
  background:var(--brand-soft);
  border-left:4px solid var(--brand);
  border-radius:0 12px 12px 0;
  color:#2b3a35;
  font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:12px;margin:24px 0;border:1px solid var(--line);}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px;}
.article-body a{color:var(--brand-dark);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;}
.article-body a:hover{color:var(--brand);text-decoration-thickness:2px;}
.article-body table{
  width:100%;
  border-collapse:collapse;
  margin:24px 0;
  font-size:15px;
  line-height:1.7;
}
.article-body th,
.article-body td{
  border:1px solid var(--line);
  padding:10px 14px;
  text-align:left;
  vertical-align:top;
}
.article-body th{background:var(--brand-soft);color:#1d3a33;font-weight:600;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:32px 0;}
.article-body code{
  background:#f2efe6;
  border:1px solid var(--line);
  border-radius:6px;
  padding:2px 6px;
  font-size:14px;
}

/* 目录 */
.article-side{padding-top:4px;}
.toc-card{
  position:sticky;
  top:92px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-sm);
  padding:20px 18px 22px;
}
.toc-title{
  font-size:13px;
  font-weight:700;
  letter-spacing:.14em;
  color:var(--brand);
  margin:0 0 12px;
  padding-bottom:10px;
  border-bottom:1px solid var(--line);
}
.toc-list{display:flex;flex-direction:column;}
.toc-link{
  display:block;
  font-size:14px;
  line-height:1.6;
  color:var(--muted);
  padding:7px 0 7px 12px;
  border-left:2px solid transparent;
  transition:color var(--ease),border-color var(--ease),background var(--ease);
}
.toc-link:hover{color:var(--brand-dark);border-left-color:var(--brand);background:#f5f8f6;}
.toc-link.toc-sub{padding-left:24px;font-size:13px;color:#7b8783;}
.toc-note{
  margin-top:16px;
  padding-top:14px;
  border-top:1px dashed var(--line);
  font-size:13px;
  line-height:1.7;
  color:var(--muted);
}
.toc-note a{color:var(--brand-dark);font-weight:600;}

/* 内容缺失 */
.not-found{
  background:var(--surface);
  border:1px dashed var(--line);
  border-radius:var(--radius-card);
  padding:56px 32px;
  text-align:center;
}
.not-found h2{font-size:22px;margin:0 0 12px;font-weight:700;}
.not-found p{color:var(--muted);font-size:15px;margin:0 0 22px;}

/* ---------- 相关推荐 ---------- */
.related{padding:8px 0 72px;}
.section-head{
  display:flex;
  flex-wrap:wrap;
  align-items:flex-end;
  justify-content:space-between;
  gap:14px;
  margin-bottom:26px;
}
.section-eyebrow{
  font-size:12px;
  font-weight:700;
  letter-spacing:.18em;
  color:var(--sand);
  margin:0 0 8px;
}
.section-title{
  font-size:clamp(22px,2.6vw,30px);
  font-weight:700;
  line-height:1.4;
  margin:0;
  color:var(--ink);
}
.section-link{
  font-size:14px;
  font-weight:600;
  color:var(--brand-dark);
  border-bottom:1px solid rgba(47,111,98,.4);
  padding-bottom:2px;
}
.section-link:hover{border-bottom-color:var(--brand);}
.related-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.rel-card{
  display:flex;
  gap:0;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:#c8c1b2;}
.rel-thumb{
  flex:0 0 40%;
  overflow:hidden;
  background:var(--brand-soft);
}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease);}
.rel-card:hover .rel-thumb img{transform:scale(1.03);}
.rel-body{padding:20px 22px;display:flex;flex-direction:column;gap:8px;}
.rel-tag{
  align-self:flex-start;
  font-size:12px;
  font-weight:600;
  color:var(--brand-dark);
  background:var(--brand-soft);
  border-radius:6px;
  padding:3px 9px;
}
.rel-title{
  font-size:17px;
  line-height:1.5;
  font-weight:700;
  margin:0;
}
.rel-title a{color:var(--ink);}
.rel-title a:hover{color:var(--brand-dark);}
.rel-desc{
  font-size:14px;
  line-height:1.75;
  color:var(--muted);
  margin:0;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.rel-more{
  margin-top:auto;
  font-size:13px;
  font-weight:600;
  color:var(--brand-dark);
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.rel-more svg{transition:transform var(--ease);}
.rel-more:hover svg{transform:translateX(3px);}

/* ---------- 订阅条 ---------- */
.subscribe{padding:0 0 80px;}
.sub-inner{
  background:var(--sand-soft);
  border:1px solid #e6d3ba;
  border-radius:var(--radius-card);
  padding:38px 40px;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:32px;
  align-items:center;
}
.sub-title{font-size:24px;font-weight:700;line-height:1.4;margin:0 0 10px;color:#1f2a27;}
.sub-desc{font-size:15px;line-height:1.8;color:#5c5040;margin:0;max-width:520px;}
.sub-form{display:flex;gap:10px;flex-wrap:wrap;}
.sub-form input{
  flex:1 1 200px;
  height:48px;
  border:1px solid #d9c3a5;
  border-radius:10px;
  background:#fff;
  padding:0 16px;
  font-size:15px;
  color:var(--ink);
  outline:0;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.sub-form input::placeholder{color:#a3927a;}
.sub-form input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(47,111,98,.16);}
.btn-brand{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 24px;
  border:0;
  border-radius:var(--radius-btn);
  background:var(--brand);
  color:#fff;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  transition:background var(--ease),transform var(--ease),box-shadow var(--ease);
  box-shadow:0 8px 18px rgba(47,111,98,.22);
}
.btn-brand:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(47,111,98,.28);}
.btn-brand:active{transform:translateY(0);}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:46px;
  padding:0 22px;
  border:1px solid var(--brand);
  border-radius:var(--radius-btn);
  background:transparent;
  color:var(--brand-dark);
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  transition:background var(--ease),color var(--ease),transform var(--ease);
}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-dark);transform:translateY(-1px);}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--footer-bg);
  color:#cfdcd7;
  padding:64px 0 0;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr .8fr .8fr 1.1fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:700;
  color:#fff;
  letter-spacing:.02em;
  margin-bottom:16px;
}
.footer-brand .brand-mark{
  background:#2b5349;
  box-shadow:none;
  color:#e9f3ef;
}
.footer-desc{
  font-size:14px;
  line-height:1.85;
  color:#a9bdb7;
  margin:0;
  max-width:360px;
}
.footer-title{
  font-size:13px;
  font-weight:700;
  letter-spacing:.16em;
  color:#f0e3d0;
  margin-bottom:16px;
}
.footer-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px;}
.footer-list a{
  font-size:14px;
  color:#b9cbc5;
  transition:color var(--ease);
}
.footer-list a:hover{color:var(--sand);text-decoration:underline;text-underline-offset:4px;}
.footer-search{display:flex;gap:8px;flex-wrap:wrap;}
.footer-search input{
  flex:1 1 140px;
  height:44px;
  border:1px solid #2f5349;
  background:#1d403a;
  border-radius:10px;
  color:#e4efeb;
  font-size:14px;
  padding:0 14px;
  outline:0;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.footer-search input::placeholder{color:#7f9a93;}
.footer-search input:focus{border-color:var(--sand);box-shadow:0 0 0 3px rgba(201,138,75,.22);}
.footer-search button{
  height:44px;
  padding:0 18px;
  border:0;
  border-radius:10px;
  background:var(--sand);
  color:#2a1d10;
  font-size:14px;
  font-weight:700;
  cursor:pointer;
  transition:background var(--ease),transform var(--ease);
}
.footer-search button:hover{background:#dba163;transform:translateY(-1px);}
.footer-bottom{
  border-top:1px solid #23473f;
  padding:20px 0 26px;
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  justify-content:space-between;
  align-items:center;
  font-size:13px;
  color:#8fa7a0;
}
.footer-bottom p{margin:0;}
.footer-bottom a{color:#b9cbc5;}
.footer-bottom a:hover{color:var(--sand);}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .nav-search input{width:104px;}
  .article-grid{grid-template-columns:minmax(0,1fr) 240px;gap:36px;}
  .article-paper{padding:32px 30px 36px;}
}
@media (max-width:991.98px){
  .nav-links,.nav-side{display:none;}
  .nav-toggle{display:inline-flex;margin-left:auto;}
  .nav-bar{min-height:64px;}
  .mobile-panel{inset:64px 0 0 0;}
  .article-grid{grid-template-columns:minmax(0,1fr);gap:0;}
  .article-side{order:-1;margin-bottom:22px;}
  .toc-card{position:static;}
  .article-paper{padding:28px 24px 32px;}
  .article-main{padding:40px 0 48px;}
  .related-grid{grid-template-columns:minmax(0,1fr);}
  .sub-inner{grid-template-columns:minmax(0,1fr);padding:30px 26px;gap:22px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
  .footer-desc{max-width:none;}
}
@media (max-width:767.98px){
  .article-hero{padding:22px 0 38px;}
  .article-lead{font-size:15px;}
  .article-body{font-size:16px;line-height:1.85;}
  .article-body h2{font-size:22px;margin-top:34px;}
  .article-body h3{font-size:18px;}
  .article-body table{display:block;overflow-x:auto;white-space:nowrap;font-size:14px;}
  .rel-card{flex-direction:column;}
  .rel-thumb{flex:0 0 auto;aspect-ratio:16/10;}
  .rel-thumb img{height:100%;}
  .section-head{margin-bottom:20px;}
  .subscribe{padding-bottom:60px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:575.98px){
  .container{padding-left:16px;padding-right:16px;}
  .brand-name{font-size:15px;}
  .brand-sub{font-size:10px;letter-spacing:.12em;}
  .brand-mark{width:32px;height:32px;font-size:15px;}
  .article-h1{font-size:26px;}
  .article-paper{padding:22px 18px 26px;}
  .article-body{font-size:15.5px;}
  .breadcrumb-row{font-size:13px;}
  .breadcrumb-row .current{max-width:100%;}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:28px;}
  .sub-inner{padding:26px 20px;}
  .sub-title{font-size:20px;}
  .sub-form input,.sub-form .btn-brand{width:100%;flex:1 1 100%;}
  .related{padding-bottom:56px;}
  .rel-body{padding:18px 16px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category1 */
:root{
  --primary:#2F6F62;
  --primary-dark:#24574D;
  --primary-light:#E3EEEA;
  --accent:#C98A4B;
  --accent-light:#F3E6D6;
  --bg:#F7F5EF;
  --surface:#FFFFFF;
  --ink:#1F2A27;
  --muted:#5E6A65;
  --line:#D9D3C7;
  --footer:#17352F;
  --danger:#B65A4A;
  --radius-card:16px;
  --radius-img:12px;
  --radius-btn:10px;
  --shadow-sm:0 8px 24px rgba(31,42,39,.07);
  --shadow-md:0 14px 36px rgba(31,42,39,.10);
  --ease:200ms cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:16.5px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink);letter-spacing:.2px;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
a{color:var(--primary);text-decoration:none;transition:color var(--ease),background-color var(--ease),box-shadow var(--ease);}
img{max-width:100%;display:block;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:2px;
}
.visually-hidden{
  position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;
}
.container{width:100%;max-width:1220px;margin:0 auto;padding-left:24px;padding-right:24px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(247,245,239,.97);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:20px;min-height:66px;}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:700;font-size:17px;flex-shrink:0;line-height:1.3;}
.brand:hover{color:var(--primary-dark);}
.brand-mark{
  width:32px;height:32px;border-radius:9px;background:var(--primary);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-size:15px;font-weight:700;flex-shrink:0;
}
.nav-links{display:flex;align-items:center;gap:2px;flex:1 1 auto;min-width:0;}
.nav-link{
  position:relative;display:inline-block;padding:8px 11px;border-radius:8px;
  color:var(--ink);font-size:15.5px;font-weight:500;white-space:nowrap;
}
.nav-link:hover{color:var(--primary-dark);background:var(--primary-light);}
.nav-link.is-active{color:var(--primary-dark);font-weight:600;}
.nav-link.is-active::after{
  content:"";position:absolute;left:11px;right:11px;bottom:1px;height:2px;
  background:var(--primary);border-radius:2px;
}
.header-side{
  display:flex;align-items:center;gap:12px;padding-left:20px;
  border-left:1px solid var(--line);flex-shrink:0;
}
.header-search{
  display:flex;align-items:center;height:40px;padding:0 4px 0 12px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-btn);
  transition:border-color var(--ease),box-shadow var(--ease);
}
.header-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(47,111,98,.15);}
.header-search input{
  width:124px;border:0;outline:none;background:transparent;
  font-size:14.5px;color:var(--ink);padding:0;
}
.header-search input::placeholder{color:#9AA5A0;}
.header-search button{
  display:flex;align-items:center;justify-content:center;
  border:0;background:transparent;color:var(--primary);
  padding:6px;border-radius:6px;cursor:pointer;transition:background-color var(--ease);
}
.header-search button:hover{background:var(--primary-light);}
.menu-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);background:#fff;
  border-radius:var(--radius-btn);flex-direction:column;align-items:center;justify-content:center;
  gap:5px;cursor:pointer;transition:background-color var(--ease),border-color var(--ease);
}
.menu-toggle:hover{background:var(--primary-light);border-color:#BFD4CD;}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;}

/* mobile drawer */
.mobile-nav{border-top:1px solid var(--line);background:#FBF9F4;}
.mobile-nav-inner{padding:14px 0 22px;display:grid;gap:4px;}
.mobile-nav .nav-link{display:block;padding:11px 12px;border-radius:10px;font-size:16px;}
.mobile-nav .nav-link.is-active{background:var(--primary-light);}
.mobile-nav .nav-link.is-active::after{display:none;}
.mobile-search{display:flex;gap:8px;margin-top:12px;}
.mobile-search input{
  flex:1 1 auto;height:44px;border:1px solid var(--line);border-radius:var(--radius-btn);
  padding:0 14px;background:#fff;font-size:15px;color:var(--ink);
}
.mobile-search button{
  height:44px;padding:0 18px;border:0;border-radius:var(--radius-btn);
  background:var(--primary);color:#fff;font-size:15px;font-weight:600;cursor:pointer;
}
.mobile-search button:hover{background:var(--primary-dark);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15.5px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform var(--ease),background-color var(--ease),color var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary);}
.btn-primary:hover{background:var(--primary-dark);border-color:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(36,87,77,.22);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-primary:hover .arrow{transform:translateX(2px);}
.btn-ghost{background:#fff;color:var(--primary);border-color:var(--primary);}
.btn-ghost:hover{background:var(--primary-light);color:var(--primary-dark);}
.btn-ghost:active{background:#D5E6E0;}
.btn-sm{height:40px;padding:0 16px;font-size:14.5px;}
.arrow{transition:transform var(--ease);}

/* ---------- hero ---------- */
.page-hero{
  padding:40px 0 66px;
  background:linear-gradient(180deg,#FCFAF5 0%,var(--bg) 100%);
}
.hero-grid{
  display:grid;grid-template-columns:minmax(0,1.38fr) minmax(0,.95fr);
  gap:52px;align-items:center;
}
.breadcrumb-line{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:14px;color:var(--muted);margin-bottom:20px;
}
.breadcrumb-line a{color:var(--muted);}
.breadcrumb-line a:hover{color:var(--primary);text-decoration:underline;}
.breadcrumb-line .sep{color:#B9B3A6;}
.breadcrumb-line .current{color:var(--primary);font-weight:500;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:1.4px;
  color:var(--primary-dark);background:var(--primary-light);
  padding:5px 12px;border-radius:6px;margin-bottom:16px;
}
.hero-copy h1{
  font-size:clamp(30px,3.5vw,48px);
  line-height:1.25;margin-bottom:18px;
}
.hero-lead{
  font-size:17px;line-height:1.85;color:var(--muted);
  max-width:610px;margin-bottom:26px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:24px;}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  font-size:13px;color:var(--primary-dark);background:#fff;
  border:1px solid var(--line);padding:4px 13px;border-radius:999px;
}
.hero-visual{
  position:relative;border-radius:18px;overflow:hidden;
  box-shadow:var(--shadow-md);aspect-ratio:4/3.3;background:var(--primary-light);
}
.hero-visual img{width:100%;height:100%;object-fit:cover;}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(150deg,rgba(47,111,98,.42),rgba(23,53,47,.24));
}
.hero-stamp{
  position:absolute;right:16px;top:16px;z-index:2;
  background:rgba(255,255,255,.95);color:var(--primary-dark);
  font-size:13px;font-weight:600;letter-spacing:1.2px;
  padding:6px 13px;border-radius:8px;box-shadow:0 4px 14px rgba(23,53,47,.14);
}

/* ---------- sections ---------- */
.section{padding:74px 0;}
.section-alt{
  background:#F2EEE4;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.section-head{max-width:740px;margin-bottom:40px;}
.section-head h2{
  font-size:clamp(25px,2.6vw,34px);line-height:1.35;margin-bottom:14px;
}
.section-head p{color:var(--muted);font-size:16.5px;}

/* steps */
.step-list{display:grid;gap:14px;}
.step-item{
  display:grid;grid-template-columns:78px minmax(0,1fr);gap:20px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:26px 30px;
  box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.step-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:#C7D8D2;}
.step-no{
  font-size:26px;font-weight:700;color:var(--accent);
  letter-spacing:1px;line-height:1.25;
}
.step-body h3{font-size:20px;margin-bottom:8px;}
.step-body p{color:var(--muted);font-size:15.5px;margin:0;}

/* capability cards */
.capability-grid{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;align-items:start;
}
.cap-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:30px;
  box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.cap-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:#C7D8D2;}
.cap-icon{
  width:46px;height:46px;border-radius:12px;
  background:var(--primary-light);color:var(--primary-dark);
  display:inline-flex;align-items:center;justify-content:center;margin-bottom:18px;
}
.cap-card h3{font-size:21px;margin-bottom:10px;}
.cap-card p{color:var(--muted);font-size:15.5px;}
.cap-card ul{margin-top:14px;display:grid;gap:9px;}
.cap-card li{
  position:relative;padding-left:18px;
  font-size:15px;color:var(--muted);line-height:1.7;
}
.cap-card li::before{
  content:"";position:absolute;left:0;top:.62em;
  width:6px;height:6px;border-radius:50%;background:var(--accent);
}
.cap-link{
  display:inline-flex;align-items:center;gap:6px;margin-top:18px;
  font-size:15px;font-weight:600;color:var(--primary);
}
.cap-link:hover{color:var(--primary-dark);}
.cap-link:hover .arrow{transform:translateX(3px);}
.cap-card.tall{padding-bottom:34px;}

/* split section */
.split{
  display:grid;grid-template-columns:minmax(0,.88fr) minmax(0,1.12fr);
  gap:52px;align-items:start;
}
.split h2{font-size:clamp(25px,2.5vw,32px);line-height:1.35;margin-bottom:14px;}
.split .split-lead{color:var(--muted);font-size:16px;margin-bottom:20px;}
.split .split-link{
  display:inline-flex;align-items:center;gap:6px;
  font-weight:600;font-size:15px;color:var(--primary);
  border-bottom:1px solid rgba(47,111,98,.35);padding-bottom:2px;
}
.split .split-link:hover{color:var(--primary-dark);border-bottom-color:var(--primary-dark);}
.check-list{display:grid;gap:14px;}
.check-item{
  display:grid;grid-template-columns:26px minmax(0,1fr);gap:14px;
  background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:20px 22px;
  transition:box-shadow var(--ease),transform var(--ease);
}
.check-item:hover{box-shadow:var(--shadow-sm);transform:translateY(-1px);}
.check-mark{
  width:24px;height:24px;border-radius:50%;
  background:var(--primary-light);color:var(--primary-dark);
  display:inline-flex;align-items:center;justify-content:center;margin-top:2px;
}
.check-item h3{font-size:16.5px;margin-bottom:6px;}
.check-item p{font-size:15px;color:var(--muted);margin:0;}

/* fact bar */
.fact-section{padding:56px 0;}
.fact-bar{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.fact-item{
  padding:30px 26px;border-right:1px solid var(--line);
}
.fact-item:last-child{border-right:0;}
.fact-num{
  font-size:34px;font-weight:700;color:var(--primary-dark);
  line-height:1.2;letter-spacing:.5px;
}
.fact-label{font-size:14px;color:var(--muted);margin-top:6px;line-height:1.6;}

/* cta band */
.cta-wrap{padding:0 0 84px;}
.cta-band{
  background:var(--accent-light);
  border-radius:18px;padding:40px 44px;
  display:grid;grid-template-columns:minmax(0,1fr) auto;
  gap:28px;align-items:center;
  border:1px solid #E7D5BF;
}
.cta-band h2{font-size:clamp(22px,2.2vw,28px);line-height:1.4;margin-bottom:10px;}
.cta-band p{color:#6E5B44;font-size:15.5px;margin:0;max-width:640px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- footer ---------- */
.site-footer{background:var(--footer);color:#D8E3DE;padding:64px 0 0;margin-top:0;}
.footer-grid{
  display:grid;grid-template-columns:1.45fr .8fr .8fr 1.1fr;
  gap:42px;padding-bottom:44px;
}
.footer-brand{
  display:flex;align-items:center;gap:10px;
  color:#fff;font-weight:700;font-size:17px;margin-bottom:14px;line-height:1.4;
}
.footer-brand .brand-mark{background:rgba(255,255,255,.14);color:#fff;}
.footer-desc{color:#A9BBB5;font-size:14.5px;line-height:1.8;margin:0;}
.footer-title{font-size:15px;font-weight:600;color:#fff;margin-bottom:14px;}
.footer-list{display:grid;gap:9px;}
.footer-list a{color:#A9BBB5;font-size:14.5px;}
.footer-list a:hover{color:var(--accent);text-decoration:underline;}
.footer-search{
  display:flex;gap:8px;padding:4px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);border-radius:10px;
}
.footer-search input{
  flex:1 1 auto;min-width:0;border:0;background:transparent;outline:none;
  color:#fff;font-size:14px;padding:8px 10px;
}
.footer-search input::placeholder{color:#8EA29B;}
.footer-search button{
  border:0;border-radius:8px;background:var(--accent);color:#fff;
  padding:8px 16px;font-size:14px;font-weight:600;cursor:pointer;
  transition:background-color var(--ease);
}
.footer-search button:hover{background:#B87B3F;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0;display:flex;flex-wrap:wrap;justify-content:space-between;
  gap:12px;font-size:13.5px;color:#8EA29B;
}
.footer-bottom p{margin:0;}
.footer-bottom a{color:#A9BBB5;}
.footer-bottom a:hover{color:var(--accent);}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .header-search input{width:96px;}
  .nav-link{padding:8px 9px;font-size:15px;}
  .hero-grid{gap:38px;}
  .split{gap:38px;}
}
@media (max-width:991.98px){
  .nav-links{display:none;}
  .header-search{display:none;}
  .header-side{border-left:0;padding-left:0;}
  .menu-toggle{display:flex;}
  .header-inner{justify-content:space-between;gap:12px;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-visual{order:2;aspect-ratio:16/9;max-height:330px;}
  .page-hero{padding:30px 0 52px;}
  .section{padding:56px 0;}
  .capability-grid{grid-template-columns:1fr;}
  .split{grid-template-columns:1fr;gap:28px;}
  .fact-bar{grid-template-columns:repeat(2,minmax(0,1fr));}
  .fact-item{border-bottom:1px solid var(--line);}
  .fact-item:nth-child(2){border-right:0;}
  .fact-item:nth-child(3),.fact-item:nth-child(4){border-bottom:0;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
  .cta-band{grid-template-columns:1fr;padding:32px;}
}
@media (max-width:767.98px){
  .step-item{grid-template-columns:60px minmax(0,1fr);gap:16px;padding:22px 24px;}
  .step-no{font-size:23px;}
  .cta-wrap{padding-bottom:60px;}
}
@media (max-width:575.98px){
  .container{padding-left:16px;padding-right:16px;}
  .brand{font-size:15px;gap:8px;}
  .brand-mark{width:28px;height:28px;font-size:13px;border-radius:8px;}
  .hero-copy h1{font-size:clamp(27px,7.6vw,34px);}
  .hero-lead{font-size:16px;}
  .hero-actions .btn{width:100%;}
  .section{padding:46px 0;}
  .section-head{margin-bottom:28px;}
  .step-item{grid-template-columns:1fr;gap:6px;padding:22px;}
  .cap-card{padding:24px;}
  .fact-bar{grid-template-columns:1fr;}
  .fact-item{border-right:0;border-bottom:1px solid var(--line);padding:22px;}
  .fact-item:last-child{border-bottom:0;}
  .cta-band{padding:26px;border-radius:16px;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.01ms!important;animation-duration:.01ms!important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category2 */
:root{
  --primary:#2F6F62;
  --primary-dark:#24574D;
  --primary-light:#E3EEEA;
  --sand:#C98A4B;
  --sand-light:#F3E6D6;
  --bg:#F7F5EF;
  --surface:#FFFFFF;
  --ink:#1F2A27;
  --muted:#5E6A65;
  --line:#D9D3C7;
  --footer:#17352F;
  --danger:#B65A4A;
  --radius-card:16px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow:0 8px 24px rgba(31,42,39,.07);
  --shadow-hover:0 14px 36px rgba(31,42,39,.10);
  --container:1220px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--primary-dark);text-decoration:none;transition:color .2s ease,border-color .2s ease;}
a:hover{color:var(--primary);}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:3px solid rgba(47,111,98,.25);
  outline-offset:2px;
  border-radius:6px;
}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
button{font-family:inherit;}
p{color:var(--ink);}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
@media(min-width:1200px){
  .container{max-width:var(--container);}
}
.visually-hidden{
  position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;
}
/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(247,245,239,.96);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;align-items:center;gap:16px;
  height:68px;
}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-weight:700;font-size:17px;letter-spacing:.2px;
  color:var(--ink);white-space:nowrap;
}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:34px;height:34px;flex:0 0 34px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--primary);color:#fff;border-radius:9px;
  font-size:16px;font-weight:700;
}
.nav-links{
  display:flex;align-items:center;gap:2px;
  margin-left:8px;
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 11px;
  font-size:15px;font-weight:500;color:var(--ink);
  border-radius:8px;
  transition:background-color .2s ease,color .2s ease;
}
.nav-link:hover{background:var(--primary-light);color:var(--primary-dark);}
.nav-link.is-active{color:var(--primary-dark);font-weight:700;}
.nav-link.is-active::after{
  content:"";position:absolute;left:11px;right:11px;bottom:1px;
  height:2px;background:var(--primary);border-radius:2px;
}
.header-actions{
  margin-left:auto;display:flex;align-items:center;gap:10px;
}
.header-search{
  display:flex;align-items:center;
  border:1px solid var(--line);border-radius:10px;background:#fff;
  padding:2px 2px 2px 10px;
}
.header-search input{
  border:0;background:transparent;font-size:14px;width:130px;
  padding:6px 4px;color:var(--ink);
}
.header-search input:focus{outline:none;}
.header-search button{
  border:0;background:var(--primary-light);color:var(--primary-dark);
  font-size:13px;font-weight:600;border-radius:8px;padding:6px 10px;cursor:pointer;
}
.header-search button:hover{background:var(--primary);color:#fff;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;
  border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:background-color .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 18px rgba(47,111,98,.18);}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px rgba(47,111,98,.24);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{background:#fff;color:var(--primary-dark);border-color:var(--primary);}
.btn-outline:hover{background:var(--primary-light);color:var(--primary-dark);transform:translateY(-1px);}
.btn-sm{height:40px;padding:0 16px;font-size:14px;}
.btn .arrow{transition:transform .2s ease;}
.btn:hover .arrow{transform:translateX(2px);}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:10px;
  border:1px solid var(--line);background:#fff;cursor:pointer;
}
.nav-toggle span{
  display:block;width:18px;height:2px;background:var(--ink);position:relative;
}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.mobile-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:var(--bg);
  padding:16px 20px 22px;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer .nav-link{display:block;padding:11px 10px;font-size:16px;}
.mobile-drawer .nav-link.is-active{background:var(--primary-light);}
.mobile-drawer .nav-link.is-active::after{display:none;}
.mobile-search{display:flex;gap:8px;margin-top:12px;}
.mobile-search input{
  flex:1;height:44px;border:1px solid var(--line);border-radius:10px;padding:0 12px;
  background:#fff;font-size:15px;
}
.mobile-search button{
  height:44px;padding:0 18px;border:0;border-radius:10px;
  background:var(--primary);color:#fff;font-size:14px;font-weight:600;cursor:pointer;
}
/* ---------- hero ---------- */
.hero{
  padding:48px 0 60px;
  border-bottom:1px solid var(--line);
  background:linear-gradient(180deg,#F7F5EF 0%,#F3F1E9 100%);
}
.hero-grid{
  display:grid;
  grid-template-columns:58% 42%;
  gap:40px;
  align-items:center;
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--sand-light);color:#8C5B27;
  font-size:13px;font-weight:600;letter-spacing:.4px;
  padding:5px 12px;border-radius:6px;margin-bottom:18px;
}
.hero h1{
  font-size:clamp(32px,4vw,50px);
  line-height:1.25;font-weight:700;letter-spacing:-.5px;
  margin-bottom:16px;
}
.hero h1 em{font-style:normal;color:var(--primary);}
.hero-sub{
  font-size:17px;line-height:1.85;color:var(--muted);
  max-width:600px;margin-bottom:24px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:22px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-block;font-size:13px;font-weight:500;
  color:var(--primary-dark);background:var(--primary-light);
  padding:4px 11px;border-radius:6px;
}
.hero-visual{
  position:relative;border-radius:var(--radius-card);overflow:hidden;
  box-shadow:var(--shadow);
  aspect-ratio:4/3;
}
.hero-visual img{
  width:100%;height:100%;object-fit:cover;
}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(47,111,98,.30),rgba(47,111,98,.16));
}
.hero-stamp{
  position:absolute;right:16px;bottom:16px;z-index:2;
  width:66px;height:66px;border-radius:8px;
  background:rgba(255,255,255,.94);color:var(--primary-dark);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  font-size:13px;font-weight:700;line-height:1.3;
  box-shadow:0 6px 16px rgba(23,53,47,.18);
}
/* ---------- breadcrumb ---------- */
.crumb-bar{padding:18px 0 0;background:var(--bg);}
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:14px;color:var(--muted);
}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--primary);text-decoration:underline;}
.crumb .sep{color:#B6AFA1;}
.crumb .current{color:var(--primary-dark);font-weight:600;}
/* ---------- section base ---------- */
.section{padding:76px 0;}
.section-tight{padding:56px 0;}
.section-alt{background:#FBF9F3;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:36px;}
.section-kicker{
  display:inline-block;font-size:13px;font-weight:600;letter-spacing:1.2px;
  color:var(--sand);text-transform:uppercase;margin-bottom:10px;
}
.section-head h2{
  font-size:clamp(26px,3vw,34px);line-height:1.35;font-weight:700;
  margin-bottom:12px;
}
.section-head p{color:var(--muted);font-size:16px;line-height:1.85;}
/* ---------- solution layout ---------- */
.solution-layout{
  display:grid;
  grid-template-columns:260px minmax(0,1fr);
  gap:40px;
  align-items:start;
}
.toc-card{
  position:sticky;top:92px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:20px 18px;
  box-shadow:var(--shadow);
}
.toc-title{
  font-size:13px;font-weight:600;letter-spacing:1px;
  color:var(--muted);margin-bottom:12px;
}
.toc-list li+li{margin-top:2px;}
.toc-list a{
  display:block;padding:9px 12px;
  font-size:15px;color:var(--ink);border-radius:8px;
  border-left:3px solid transparent;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease;
}
.toc-list a:hover{background:var(--primary-light);color:var(--primary-dark);}
.toc-list a.is-current{
  background:var(--primary-light);color:var(--primary-dark);
  border-left-color:var(--primary);font-weight:600;
}
.toc-note{
  margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);
  font-size:13.5px;color:var(--muted);line-height:1.7;
}
.scene-stack{display:flex;flex-direction:column;gap:22px;}
.scene-card{
  display:grid;
  grid-template-columns:1fr 1fr;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.scene-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#C8C1B2;}
.scene-card.reverse .scene-media{order:-1;}
.scene-body{padding:28px 28px 26px;display:flex;flex-direction:column;}
.scene-body h3{font-size:21px;line-height:1.45;font-weight:700;margin:12px 0 10px;}
.scene-body p{font-size:15.5px;color:var(--muted);line-height:1.8;margin-bottom:14px;}
.scene-fit{
  font-size:14px;color:var(--ink);
  background:#FAF8F2;border:1px dashed var(--line);
  border-radius:10px;padding:10px 12px;margin-bottom:16px;
}
.scene-fit strong{color:var(--primary-dark);font-weight:600;}
.scene-link{
  margin-top:auto;display:inline-flex;align-items:center;gap:6px;
  font-size:15px;font-weight:600;color:var(--primary-dark);
  border-bottom:1px solid rgba(47,111,98,.35);
  padding-bottom:2px;align-self:flex-start;
}
.scene-link:hover{border-bottom-color:var(--primary);color:var(--primary);}
.scene-link:hover .arrow{transform:translateX(2px);}
.scene-link .arrow{transition:transform .2s ease;}
.scene-media{position:relative;min-height:230px;overflow:hidden;background:var(--primary-light);}
.scene-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.scene-card:hover .scene-media img{transform:scale(1.02);}
/* ---------- fit list ---------- */
.fit-grid{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;
}
.fit-item{
  display:flex;gap:14px;align-items:flex-start;
  background:var(--surface);border:1px solid var(--line);
  border-radius:14px;padding:20px;
  box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease;
}
.fit-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.fit-icon{
  flex:0 0 34px;width:34px;height:34px;border-radius:9px;
  background:var(--primary-light);color:var(--primary-dark);
  display:flex;align-items:center;justify-content:center;
}
.fit-item h3{font-size:17px;font-weight:600;margin-bottom:6px;}
.fit-item p{font-size:15px;color:var(--muted);line-height:1.78;}
/* ---------- steps ---------- */
.steps{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;
}
.step{
  background:var(--surface);border:1px solid var(--line);
  border-radius:14px;padding:22px 20px;position:relative;
  transition:transform .2s ease,box-shadow .2s ease;
}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.step-num{
  font-size:28px;font-weight:700;color:var(--sand);line-height:1;
  margin-bottom:12px;letter-spacing:-1px;
}
.step h3{font-size:17px;font-weight:600;margin-bottom:8px;}
.step p{font-size:14.5px;color:var(--muted);line-height:1.78;}
.step::after{
  content:"";position:absolute;left:0;top:22px;bottom:22px;width:3px;
  background:var(--primary-light);border-radius:0 3px 3px 0;
}
/* ---------- faq ---------- */
.faq-wrap{max-width:920px;}
.faq-accordion .accordion-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:12px;
  margin-bottom:10px;
  overflow:hidden;
}
.faq-accordion .accordion-item:last-child{margin-bottom:0;}
.faq-accordion .accordion-button{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:var(--surface);color:var(--ink);
  font-size:16.5px;font-weight:500;line-height:1.6;
  padding:16px 18px;border:0;border-radius:12px;
  box-shadow:none;text-align:left;
}
.faq-accordion .accordion-button:not(.collapsed){
  background:var(--primary-light);color:var(--primary-dark);
  font-weight:600;box-shadow:inset 3px 0 0 var(--primary);
}
.faq-accordion .accordion-button:focus{box-shadow:inset 0 0 0 2px rgba(47,111,98,.28);}
.faq-accordion .accordion-button::after{display:none;}
.faq-icon{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--line);display:flex;align-items:center;justify-content:center;
  color:var(--primary-dark);transition:transform .2s ease,background-color .2s ease;
  background:#fff;
}
.faq-accordion .accordion-button:not(.collapsed) .faq-icon{
  transform:rotate(45deg);background:var(--primary);color:#fff;border-color:var(--primary);
}
.faq-accordion .accordion-body{
  padding:4px 18px 18px;font-size:15.5px;line-height:1.85;color:var(--muted);
  background:var(--surface);
}
/* ---------- cta band ---------- */
.cta-band{
  background:var(--sand-light);
  border-radius:18px;
  padding:38px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  border:1px solid #E9D6BC;
}
.cta-band h2{font-size:clamp(22px,2.6vw,28px);font-weight:700;line-height:1.4;margin-bottom:8px;}
.cta-band p{color:#6B5233;font-size:15.5px;max-width:640px;margin:0;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex:0 0 auto;}
/* ---------- footer ---------- */
.site-footer{
  background:var(--footer);color:#D8E3DE;
  padding:56px 0 0;margin-top:0;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;
  padding-bottom:36px;
}
.footer-brand{
  display:flex;align-items:center;gap:10px;
  font-size:17px;font-weight:700;color:#fff;margin-bottom:14px;
}
.footer-brand .brand-mark{background:#2C5C51;color:#F3E6D6;}
.footer-desc{font-size:14.5px;line-height:1.8;color:#A9BDB6;margin:0;}
.footer-title{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px;letter-spacing:.6px;}
.footer-list li{margin-bottom:9px;}
.footer-list a{font-size:14.5px;color:#C3D3CD;border-bottom:1px solid transparent;padding-bottom:1px;}
.footer-list a:hover{color:var(--sand);border-bottom-color:var(--sand);}
.footer-search{display:flex;gap:8px;}
.footer-search input{
  flex:1;min-width:0;height:42px;border-radius:10px;border:1px solid #2F5B50;
  background:#1D413A;color:#fff;padding:0 12px;font-size:14px;
}
.footer-search input::placeholder{color:#8FA8A0;}
.footer-search button{
  height:42px;padding:0 16px;border:0;border-radius:10px;
  background:var(--sand);color:#2B1B0C;font-size:14px;font-weight:600;cursor:pointer;
  transition:background-color .2s ease;
}
.footer-search button:hover{background:#DCA268;}
.footer-bottom{
  border-top:1px solid #2A4D45;
  padding:18px 0 22px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13.5px;color:#93AAA3;
}
.footer-bottom a{color:#93AAA3;}
.footer-bottom a:hover{color:var(--sand);text-decoration:underline;}
/* ---------- responsive ---------- */
@media(max-width:1199px){
  .header-search{display:none;}
  .hero-grid{grid-template-columns:52% 48%;gap:32px;}
  .solution-layout{grid-template-columns:230px minmax(0,1fr);gap:28px;}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media(max-width:991px){
  .nav-links{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-cta{display:none;}
  .hero-grid{grid-template-columns:1fr;gap:28px;}
  .hero-visual{aspect-ratio:16/9;max-height:340px;}
  .hero{padding:34px 0 44px;}
  .section{padding:52px 0;}
  .solution-layout{grid-template-columns:1fr;gap:24px;}
  .toc-card{position:static;}
  .toc-list{display:flex;flex-wrap:wrap;gap:6px;}
  .toc-list li+li{margin-top:0;}
  .toc-list a{border-left:0;border:1px solid var(--line);border-radius:8px;padding:7px 12px;font-size:14px;}
  .toc-list a.is-current{border-color:var(--primary);}
  .toc-note{display:none;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:30px 26px;}
}
@media(max-width:767px){
  .scene-card{grid-template-columns:1fr;}
  .scene-card.reverse .scene-media{order:0;}
  .scene-media{min-height:190px;aspect-ratio:16/10;}
  .fit-grid{grid-template-columns:1fr;}
  .scene-body{padding:22px 20px;}
  .hero-sub{font-size:16px;}
  .section-head{margin-bottom:26px;}
  .brand{font-size:15.5px;}
  .brand-mark{width:30px;height:30px;flex:0 0 30px;font-size:14px;}
}
@media(max-width:575px){
  body{font-size:16px;}
  .container{padding-left:16px;padding-right:16px;}
  .header-inner{height:62px;}
  .hero h1{font-size:31px;}
  .hero-actions .btn{width:100%;}
  .steps{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .cta-actions .btn{width:100%;}
  .cta-band{padding:26px 20px;}
  .faq-accordion .accordion-button{font-size:15.5px;padding:14px 15px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media(prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;}
}

/* roulang page: category3 */
:root{
  --primary:#2F6F62;
  --primary-dark:#24574D;
  --primary-light:#E3EEEA;
  --accent:#C98A4B;
  --accent-light:#F3E6D6;
  --bg:#F7F5EF;
  --surface:#FFFFFF;
  --ink:#1F2A27;
  --muted:#5E6A65;
  --line:#D9D3C7;
  --footer:#17352F;
  --danger:#B65A4A;
  --radius-card:16px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-sm:0 8px 24px rgba(31,42,39,.07);
  --shadow-lg:0 14px 36px rgba(31,42,39,.10);
  --container:1220px;
  --ease:200ms cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16.5px;line-height:1.85;font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--primary-dark);}
p{margin:0 0 1.05em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink);line-height:1.35;}
button{font-family:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:3px solid rgba(47,111,98,.25);outline-offset:2px;border-radius:6px;
}
.container{width:100%;max-width:var(--container);margin:0 auto;padding-left:24px;padding-right:24px;}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:#F7F5EF;border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:26px;min-height:68px;flex-wrap:wrap;}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16.5px;color:var(--ink);letter-spacing:.2px;flex:0 0 auto;}
.brand-mark{
  width:32px;height:32px;border-radius:9px;background:var(--primary);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:700;flex:0 0 32px;
}
.brand:hover{color:var(--primary-dark);}
.nav-links{display:flex;align-items:center;gap:4px;flex:1 1 auto;}
.nav-link{
  position:relative;display:inline-block;padding:8px 12px;border-radius:8px;
  font-size:15.5px;font-weight:500;color:var(--muted);white-space:nowrap;
}
.nav-link:hover{color:var(--primary-dark);background:var(--primary-light);}
.nav-link.is-active{color:var(--primary-dark);font-weight:700;}
.nav-link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;background:var(--primary);border-radius:2px;
}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex:0 0 auto;}
.nav-search{display:flex;align-items:center;background:#fff;border:1px solid var(--line);border-radius:10px;padding:3px 4px 3px 12px;}
.nav-search input{
  border:0;background:transparent;outline:none;font-size:14.5px;width:132px;color:var(--ink);padding:4px 0;line-height:1.4;
}
.nav-search input::placeholder{color:#9AA4A0;}
.nav-search button{
  border:0;background:var(--primary);color:#fff;font-size:14px;font-weight:500;
  border-radius:8px;padding:6px 12px;cursor:pointer;transition:background var(--ease);
}
.nav-search button:hover{background:var(--primary-dark);}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);background:#fff;border-radius:10px;
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.mobile-search{display:none;width:100%;}

/* ---------- 按钮 ---------- */
.ui-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15.5px;font-weight:600;line-height:1;cursor:pointer;
  border:1px solid transparent;transition:all var(--ease);white-space:nowrap;
}
.ui-btn svg{transition:transform var(--ease);}
.ui-btn-primary{background:var(--primary);color:#fff;border-color:var(--primary);}
.ui-btn-primary:hover{background:var(--primary-dark);border-color:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-sm);}
.ui-btn-primary:hover svg{transform:translateX(2px);}
.ui-btn-primary:active{transform:translateY(0);}
.ui-btn-ghost{background:#fff;color:var(--primary);border-color:var(--primary);}
.ui-btn-ghost:hover{background:var(--primary-light);color:var(--primary-dark);border-color:var(--primary-dark);}
.ui-btn-sm{height:40px;padding:0 16px;font-size:14.5px;}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
  color:#fff;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(23,53,47,.90) 0%,rgba(36,87,77,.80) 52%,rgba(36,87,77,.55) 100%);
}
.hero-inner{position:relative;z-index:2;padding:64px 0 68px;max-width:800px;}
.breadcrumb-line{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;font-weight:500;color:rgba(255,255,255,.72);margin-bottom:22px;}
.breadcrumb-line a{color:rgba(255,255,255,.86);border-bottom:1px solid rgba(255,255,255,.30);padding-bottom:1px;}
.breadcrumb-line a:hover{color:#fff;border-bottom-color:#fff;}
.breadcrumb-line .sep{opacity:.55;}
.breadcrumb-line .current{color:#F3E6D6;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;padding:5px 12px;border-radius:7px;
  background:rgba(243,230,214,.16);border:1px solid rgba(243,230,214,.38);
  color:#F3E6D6;font-size:13px;font-weight:600;letter-spacing:.4px;margin-bottom:18px;
}
.page-hero h1{
  font-size:clamp(30px,4vw,46px);line-height:1.26;font-weight:700;color:#fff;letter-spacing:-.4px;margin-bottom:16px;
}
.hero-sub{font-size:17px;line-height:1.85;color:rgba(255,255,255,.88);max-width:700px;margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}
.hero-actions .ui-btn-primary{background:#fff;color:var(--primary-dark);border-color:#fff;}
.hero-actions .ui-btn-primary:hover{background:#F3E6D6;border-color:#F3E6D6;color:var(--primary-dark);}
.hero-actions .ui-btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55);}
.hero-actions .ui-btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff;}

/* ---------- 统计条 ---------- */
.stat-strip{background:var(--surface);border-bottom:1px solid var(--line);}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;}
.stat-item{padding:26px 24px;border-left:1px solid var(--line);}
.stat-item:first-child{border-left:0;padding-left:0;}
.stat-num{font-size:34px;font-weight:700;color:var(--primary);line-height:1.2;letter-spacing:-.5px;}
.stat-label{font-size:14px;font-weight:500;color:var(--muted);margin-top:4px;}

/* ---------- 通用板块 ---------- */
.section{padding:78px 0;}
.section-tight{padding:56px 0;}
.section-head{max-width:760px;margin-bottom:36px;}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:600;letter-spacing:.6px;color:var(--primary);
  background:var(--primary-light);border-radius:7px;padding:4px 10px;margin-bottom:14px;
}
.section-head h2{font-size:clamp(25px,3vw,32px);line-height:1.35;margin-bottom:12px;}
.section-head p{font-size:16px;color:var(--muted);margin:0;}

/* ---------- 筛选条 ---------- */
.filter-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:16px 18px;box-shadow:var(--shadow-sm);margin-bottom:34px;
}
.filter-group{display:flex;flex-wrap:wrap;gap:8px;}
.filter-btn{
  border:1px solid var(--line);background:#fff;color:var(--muted);
  font-size:14.5px;font-weight:500;padding:8px 15px;border-radius:8px;cursor:pointer;
  transition:all var(--ease);
}
.filter-btn:hover{border-color:var(--primary);color:var(--primary-dark);background:var(--primary-light);}
.filter-btn.is-on{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600;}
.filter-search{display:flex;align-items:center;gap:8px;margin-left:auto;}
.filter-search input{
  height:40px;border:1px solid var(--line);border-radius:10px;padding:0 14px;font-size:14.5px;
  color:var(--ink);background:#fff;min-width:210px;transition:border-color var(--ease),box-shadow var(--ease);
}
.filter-search input::placeholder{color:#9AA4A0;}
.filter-search input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(47,111,98,.16);outline:none;}
.filter-search button{
  height:40px;padding:0 18px;border:1px solid var(--primary);background:var(--primary);color:#fff;
  border-radius:10px;font-size:14.5px;font-weight:600;cursor:pointer;transition:background var(--ease);
}
.filter-search button:hover{background:var(--primary-dark);border-color:var(--primary-dark);}

/* ---------- 案例 editorial 列表 ---------- */
.case-list{border-top:1px solid var(--line);}
.case-item{
  display:grid;grid-template-columns:340px 1fr;gap:32px;align-items:start;
  padding:30px 0;border-bottom:1px solid var(--line);
}
.case-thumb{display:block;border-radius:var(--radius-img);overflow:hidden;background:var(--primary-light);}
.case-thumb img{
  width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform 240ms ease;
}
.case-item:hover .case-thumb img{transform:scale(1.02);}
.case-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:10px;}
.tag{
  display:inline-block;font-size:12.5px;font-weight:600;letter-spacing:.3px;
  color:var(--primary-dark);background:var(--primary-light);border-radius:7px;padding:3px 10px;
}
.tag-warm{color:#8A5A24;background:var(--accent-light);}
.meta-time{font-size:13.5px;font-weight:500;color:var(--muted);}
.case-body h3{font-size:21px;line-height:1.5;margin-bottom:10px;}
.case-body h3 a{border-bottom:2px solid transparent;transition:border-color var(--ease),color var(--ease);}
.case-body h3 a:hover{color:var(--primary-dark);border-bottom-color:var(--primary-light);}
.case-body p{font-size:15.5px;line-height:1.8;color:var(--muted);margin-bottom:12px;max-width:640px;}
.arrow-link{
  display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--primary);
  border-bottom:1px solid rgba(47,111,98,.35);padding-bottom:2px;
}
.arrow-link svg{transition:transform var(--ease);}
.arrow-link:hover{color:var(--primary-dark);border-bottom-color:var(--primary-dark);}
.arrow-link:hover svg{transform:translateX(3px);}

/* ---------- 资源索引 ---------- */
.resource-index{background:var(--primary-light);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.index-grid{display:grid;grid-template-columns:0.85fr 1.15fr;gap:52px;align-items:start;}
.index-intro h2{font-size:clamp(25px,3vw,31px);margin-bottom:14px;line-height:1.35;}
.index-intro p{font-size:16px;color:#3C544D;margin-bottom:22px;}
.index-list{display:grid;gap:14px;}
.index-item{
  display:flex;gap:18px;align-items:flex-start;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:20px 22px;transition:transform var(--ease),box-shadow var(--ease);
}
.index-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);}
.index-num{
  flex:0 0 40px;font-size:15px;font-weight:700;color:var(--accent);
  line-height:1.5;padding-top:2px;letter-spacing:.5px;
}
.index-item h3{font-size:17.5px;line-height:1.5;margin-bottom:6px;}
.index-item p{font-size:14.8px;line-height:1.8;color:var(--muted);margin:0;}

/* ---------- 步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.step-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px 26px;position:relative;transition:transform var(--ease),box-shadow var(--ease);
}
.step-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:10px;background:var(--accent-light);color:#8A5A24;
  font-size:15px;font-weight:700;margin-bottom:16px;
}
.step-item h3{font-size:19px;line-height:1.45;margin-bottom:8px;}
.step-item p{font-size:15.2px;line-height:1.8;color:var(--muted);margin:0;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;}
.faq-accordion .accordion-item{
  border:1px solid var(--line);border-radius:14px;background:#fff;margin-bottom:10px;overflow:hidden;
}
.faq-accordion .accordion-item:last-child{margin-bottom:0;}
.faq-accordion .accordion-header{margin:0;font-size:inherit;line-height:inherit;}
.faq-accordion .accordion-button{
  width:100%;background:#fff;color:var(--ink);font-size:16.5px;font-weight:600;line-height:1.6;
  padding:17px 54px 17px 20px;border:0;border-left:3px solid transparent;box-shadow:none;
  border-radius:0;transition:background var(--ease),color var(--ease),border-color var(--ease);
}
.faq-accordion .accordion-button:focus{box-shadow:inset 0 0 0 2px rgba(47,111,98,.30);}
.faq-accordion .accordion-button:not(.collapsed){
  background:var(--primary-light);color:var(--primary-dark);border-left-color:var(--primary);
}
.faq-accordion .accordion-button::after{
  content:"";position:absolute;right:20px;top:50%;
  width:20px;height:20px;margin:0;transform:translateY(-50%);
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232F6F62' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M12 5v14M5 12h14'/%3E%3C/svg%3E");
  background-size:18px 18px;background-repeat:no-repeat;background-position:center;
  transition:transform var(--ease);
}
.faq-accordion .accordion-button:not(.collapsed)::after{transform:translateY(-50%) rotate(45deg);}
.faq-accordion .accordion-body{padding:4px 24px 22px 23px;font-size:15.5px;line-height:1.85;color:var(--muted);}
.faq-accordion .accordion-body strong{color:var(--ink);font-weight:600;}

/* ---------- CTA ---------- */
.cta-band{padding:0 0 78px;}
.cta-inner{
  background:var(--accent-light);border:1px solid #E4D3BC;border-radius:var(--radius-card);
  padding:38px 40px;display:flex;flex-wrap:wrap;align-items:center;gap:26px;justify-content:space-between;
}
.cta-text h2{font-size:24px;line-height:1.4;margin-bottom:8px;}
.cta-text p{font-size:15.5px;color:#6B533B;margin:0;max-width:620px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--footer);color:#D7E3DF;padding:62px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:#fff;margin-bottom:14px;}
.footer-brand .brand-mark{background:#2F6F62;color:#fff;}
.footer-desc{font-size:14.5px;line-height:1.85;color:rgba(215,227,223,.78);margin:0;}
.footer-title{font-size:14.5px;font-weight:700;color:#fff;letter-spacing:.4px;margin-bottom:16px;}
.footer-list{display:grid;gap:9px;}
.footer-list a{
  font-size:14.5px;color:rgba(215,227,223,.80);border-bottom:1px solid transparent;padding-bottom:1px;
}
.footer-list a:hover{color:var(--accent);border-bottom-color:rgba(201,138,75,.6);}
.footer-search{display:flex;gap:8px;}
.footer-search input{
  flex:1 1 auto;min-width:0;height:42px;border-radius:10px;border:1px solid rgba(215,227,223,.28);
  background:rgba(255,255,255,.06);color:#fff;padding:0 13px;font-size:14.5px;transition:border-color var(--ease),background var(--ease);
}
.footer-search input::placeholder{color:rgba(215,227,223,.55);}
.footer-search input:focus{outline:none;border-color:var(--accent);background:rgba(255,255,255,.12);box-shadow:0 0 0 3px rgba(201,138,75,.22);}
.footer-search button{
  height:42px;padding:0 18px;border-radius:10px;border:1px solid var(--accent);
  background:var(--accent);color:#2B1B08;font-size:14.5px;font-weight:700;cursor:pointer;transition:background var(--ease);
}
.footer-search button:hover{background:#D99A5C;border-color:#D99A5C;}
.footer-bottom{
  border-top:1px solid rgba(215,227,223,.18);padding:20px 0;display:flex;flex-wrap:wrap;
  gap:10px;justify-content:space-between;font-size:13.8px;color:rgba(215,227,223,.62);
}
.footer-bottom p{margin:0;}
.footer-bottom a{color:rgba(215,227,223,.78);border-bottom:1px solid rgba(215,227,223,.28);}
.footer-bottom a:hover{color:var(--accent);border-bottom-color:var(--accent);}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .case-item{grid-template-columns:300px 1fr;gap:26px;}
}
@media (max-width:991.98px){
  .header-inner{gap:14px;}
  .nav-links{
    display:none;width:100%;flex-direction:column;align-items:flex-start;gap:2px;
    padding:10px 0 16px;border-top:1px solid var(--line);margin-top:4px;
  }
  .site-header.menu-open .nav-links{display:flex;}
  .nav-link{width:100%;padding:11px 10px;font-size:16px;border-radius:8px;}
  .nav-link.is-active::after{left:10px;right:auto;width:26px;bottom:6px;}
  .nav-search{display:none;}
  .site-header.menu-open .mobile-search{display:flex;width:100%;padding-bottom:14px;}
  .mobile-search{background:transparent;}
  .mobile-search input{
    flex:1 1 auto;min-width:0;height:44px;border:1px solid var(--line);border-radius:10px 0 0 10px;
    padding:0 14px;font-size:15px;background:#fff;color:var(--ink);
  }
  .mobile-search input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(47,111,98,.16);}
  .mobile-search button{
    height:44px;padding:0 18px;border:1px solid var(--primary);background:var(--primary);color:#fff;
    border-radius:0 10px 10px 0;font-size:15px;font-weight:600;cursor:pointer;
  }
  .nav-toggle{display:flex;}
  .header-actions .ui-btn{height:40px;padding:0 14px;font-size:14.5px;}
  .hero-inner{padding:48px 0 52px;max-width:100%;}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .stat-item{padding:22px 20px;}
  .stat-item:nth-child(odd){border-left:0;padding-left:0;}
  .stat-item:nth-child(1),.stat-item:nth-child(2){border-bottom:1px solid var(--line);}
  .section{padding:56px 0;}
  .case-item{grid-template-columns:1fr;gap:18px;}
  .case-thumb img{aspect-ratio:16/9;}
  .index-grid{grid-template-columns:1fr;gap:32px;}
  .steps{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .cta-inner{padding:30px 26px;}
}
@media (max-width:575.98px){
  .container{padding-left:18px;padding-right:18px;}
  body{font-size:16px;}
  .brand{font-size:14.5px;line-height:1.35;max-width:190px;}
  .brand-mark{width:28px;height:28px;flex:0 0 28px;font-size:13px;}
  .header-actions .ui-btn{display:none;}
  .hero-actions .ui-btn{width:100%;}
  .stat-grid{grid-template-columns:1fr;}
  .stat-item{border-left:0;padding-left:0;border-bottom:1px solid var(--line);}
  .stat-item:last-child{border-bottom:0;}
  .filter-search{margin-left:0;width:100%;}
  .filter-search input{flex:1 1 auto;min-width:0;}
  .case-body h3{font-size:19px;}
  .index-item{padding:18px 16px;gap:14px;}
  .index-num{flex:0 0 32px;}
  .cta-actions .ui-btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .faq-accordion .accordion-button{font-size:15.5px;padding:15px 48px 15px 16px;}
  .faq-accordion .accordion-body{padding:2px 18px 18px 17px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;}
  .case-item:hover .case-thumb img{transform:none;}
}

/* roulang page: category4 */
:root{
  --primary:#2F6F62;
  --primary-dark:#24574D;
  --primary-light:#E3EEEA;
  --accent:#C98A4B;
  --accent-light:#F3E6D6;
  --bg:#F7F5EF;
  --surface:#FFFFFF;
  --ink:#1F2A27;
  --muted:#5E6A65;
  --line:#D9D3C7;
  --footer:#17352F;
  --danger:#B65A4A;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 8px 24px rgba(31,42,39,.07);
  --shadow-hover:0 14px 36px rgba(31,42,39,.10);
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--primary);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--primary-dark);}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.3;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
:focus-visible{outline:3px solid rgba(47,111,98,.25);outline-offset:2px;border-radius:6px;}

.container{
  width:100%;
  max-width:1220px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
.visually-hidden{
  position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;
}

/* ===== Header / Nav ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(247,245,239,.97);
  border-bottom:1px solid var(--line);
}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:68px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:none;
  color:var(--ink);
  font-weight:700;
  font-size:17px;
  letter-spacing:.2px;
}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:34px;height:34px;
  display:grid;place-items:center;
  border-radius:9px;
  background:var(--primary);
  color:#fff;
  font-size:16px;
  font-weight:700;
  flex:none;
}
.brand-text{white-space:nowrap;}
.nav-links{
  display:flex;
  align-items:center;
  gap:2px;
  flex:1 1 auto;
  flex-wrap:wrap;
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 12px;
  font-size:15px;
  font-weight:500;
  color:var(--muted);
  border-radius:8px;
  transition:color .18s ease,background-color .18s ease;
}
.nav-link:hover,.nav-link:focus-visible{
  color:var(--primary);
  background:var(--primary-light);
}
.nav-link.is-active{
  color:var(--primary-dark);
  font-weight:700;
}
.nav-link.is-active::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:-1px;
  height:2px;
  background:var(--primary);
  border-radius:2px;
}
.nav-aside{
  display:flex;
  align-items:center;
  gap:12px;
  padding-left:20px;
  border-left:1px solid var(--line);
  flex:none;
}
.nav-search{
  display:flex;
  align-items:center;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  overflow:hidden;
  height:40px;
}
.nav-search input{
  border:0;
  background:transparent;
  padding:0 10px 0 12px;
  width:150px;
  height:100%;
  font-size:14px;
  outline:none;
}
.nav-search input::placeholder{color:#9AA5A0;}
.nav-search button{
  border:0;
  background:transparent;
  height:100%;
  padding:0 10px;
  display:grid;place-items:center;
  color:var(--primary);
  cursor:pointer;
  transition:background-color .18s ease;
}
.nav-search button:hover{background:var(--primary-light);}
.nav-search svg{width:17px;height:17px;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--line);
  border-radius:10px;
  background:var(--surface);
  cursor:pointer;
  padding:0;
  place-items:center;
  flex:none;
}
.nav-toggle span{
  display:block;
  width:20px;height:2px;
  background:var(--ink);
  border-radius:2px;
  position:relative;
}
.nav-toggle span::before,
.nav-toggle span::after{
  content:"";
  position:absolute;
  left:0;
  width:20px;height:2px;
  background:var(--ink);
  border-radius:2px;
  transition:transform .2s ease;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.site-header.menu-open .nav-toggle span{background:transparent;}
.site-header.menu-open .nav-toggle span::before{transform:translateY(6px) rotate(45deg);}
.site-header.menu-open .nav-toggle span::after{transform:translateY(-6px) rotate(-45deg);}

.mobile-menu{
  display:none;
  border-top:1px solid var(--line);
  background:var(--bg);
  padding:16px 0 22px;
}
.site-header.menu-open .mobile-menu{display:block;}
.mobile-menu .nav-links{
  flex-direction:column;
  align-items:stretch;
  gap:2px;
  flex:none;
}
.mobile-menu .nav-link{
  padding:12px 14px;
  border-radius:10px;
  font-size:16px;
}
.mobile-menu .nav-link.is-active::after{display:none;}
.mobile-menu .nav-link.is-active{
  background:var(--primary-light);
}
.mobile-search{
  display:flex;
  gap:8px;
  margin-top:14px;
}
.mobile-search input{
  flex:1;
  height:46px;
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  padding:0 14px;
  background:var(--surface);
}
.mobile-search input:focus{
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(47,111,98,.18);
  outline:none;
}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:46px;
  padding:0 22px;
  border-radius:var(--radius-sm);
  font-size:15.5px;
  font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn svg{width:16px;height:16px;transition:transform .2s ease;}
.btn-primary{
  background:var(--primary);
  color:#fff;
  box-shadow:0 6px 16px rgba(47,111,98,.18);
}
.btn-primary:hover,.btn-primary:focus-visible{
  background:var(--primary-dark);
  color:#fff;
  transform:translateY(-1px);
  box-shadow:0 10px 24px rgba(47,111,98,.24);
}
.btn-primary:hover svg{transform:translateX(2px);}
.btn-outline{
  background:var(--surface);
  color:var(--primary);
  border-color:var(--primary);
}
.btn-outline:hover,.btn-outline:focus-visible{
  background:var(--primary-light);
  color:var(--primary-dark);
  transform:translateY(-1px);
}
.btn-sm{
  min-height:40px;
  padding:0 16px;
  font-size:14.5px;
}
.btn-block{width:100%;}

/* ===== Hero ===== */
.hero{
  background:linear-gradient(180deg,#F7F5EF 0%,#F0EEE5 100%);
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.hero-split{
  display:grid;
  grid-template-columns:58fr 42fr;
  align-items:stretch;
}
.hero-copy{
  padding:60px clamp(20px,4vw,56px) 60px max(24px,calc((100vw - 1220px)/2 + 24px));
}
.hero-copy-inner{max-width:640px;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:999px;
  background:var(--primary-light);
  color:var(--primary-dark);
  font-size:13px;
  font-weight:600;
  letter-spacing:.4px;
  margin-bottom:20px;
}
.eyebrow::before{
  content:"";
  width:6px;height:6px;
  border-radius:50%;
  background:var(--accent);
}
.hero h1{
  font-size:clamp(32px,3.4vw,48px);
  line-height:1.25;
  letter-spacing:-.3px;
  margin-bottom:18px;
}
.hero h1 .accent-line{
  display:block;
  color:var(--primary-dark);
}
.hero-sub{
  font-size:17px;
  color:var(--muted);
  line-height:1.85;
  max-width:600px;
  margin-bottom:26px;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-bottom:26px;
}
.hero-tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.tag{
  display:inline-block;
  padding:5px 12px;
  border-radius:8px;
  background:var(--surface);
  border:1px solid var(--line);
  color:var(--muted);
  font-size:13px;
  font-weight:500;
}
.tag-accent{
  background:var(--accent-light);
  border-color:#E6D2B7;
  color:#8A5A24;
}
.hero-visual{
  position:relative;
  background:var(--primary-light);
  border-left:1px solid var(--line);
  min-height:420px;
}
.hero-visual img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
}
.hero-visual::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(160deg,rgba(47,111,98,.28),rgba(47,111,98,.12));
}
.hero-stamp{
  position:absolute;
  left:24px;
  bottom:24px;
  z-index:2;
  background:rgba(255,255,255,.94);
  border:1px solid rgba(47,111,98,.2);
  border-radius:10px;
  padding:10px 16px;
  color:var(--primary-dark);
  font-size:14px;
  font-weight:700;
  letter-spacing:1px;
}

/* ===== Sections ===== */
.section{padding:84px 0;}
.section-tight{padding:56px 0;}
.section-alt{background:#F2F0E7;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:720px;margin-bottom:38px;}
.section-head h2{
  font-size:clamp(26px,2.5vw,34px);
  line-height:1.35;
  margin-bottom:12px;
}
.section-head p{
  color:var(--muted);
  font-size:16px;
  line-height:1.8;
}
.section-kicker{
  display:inline-block;
  font-size:13px;
  font-weight:700;
  letter-spacing:1.6px;
  color:var(--accent);
  margin-bottom:10px;
  text-transform:uppercase;
}

/* ===== Quick entries ===== */
.quick-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
}
.quick-card{
  display:flex;
  flex-direction:column;
  gap:8px;
  padding:22px 20px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  color:var(--ink);
}
.quick-card:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-hover);
  border-color:#C7DCD5;
  color:var(--ink);
}
.quick-icon{
  width:38px;height:38px;
  border-radius:10px;
  background:var(--primary-light);
  color:var(--primary-dark);
  display:grid;place-items:center;
  margin-bottom:4px;
}
.quick-icon svg{width:19px;height:19px;}
.quick-card h3{
  font-size:17px;
  line-height:1.45;
}
.quick-card p{
  font-size:14px;
  color:var(--muted);
  line-height:1.7;
  margin:0;
}
.quick-more{
  margin-top:2px;
  font-size:13.5px;
  font-weight:600;
  color:var(--primary);
  display:inline-flex;
  align-items:center;
  gap:4px;
}
.quick-card:hover .quick-more{color:var(--primary-dark);}

/* ===== FAQ + form layout ===== */
.help-layout{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:32px;
  align-items:start;
}
.panel{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:28px;
}
.panel-title{
  font-size:20px;
  line-height:1.45;
  margin-bottom:6px;
}
.panel-note{
  font-size:14px;
  color:var(--muted);
  margin-bottom:18px;
}
.faq-search{
  display:flex;
  gap:10px;
  margin-bottom:20px;
}
.faq-search input{
  flex:1;
  height:48px;
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  padding:0 16px;
  background:var(--surface);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.faq-search input:focus{
  outline:none;
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(47,111,98,.18);
}
.faq-search button{
  min-height:48px;
  padding:0 20px;
  border-radius:var(--radius-sm);
  border:1px solid var(--primary);
  background:var(--primary);
  color:#fff;
  font-weight:600;
  cursor:pointer;
  transition:background-color .2s ease;
}
.faq-search button:hover{background:var(--primary-dark);}

.faq-list{display:flex;flex-direction:column;gap:10px;}
.faq-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:14px;
  overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#C7DCD5;}
.faq-heading{margin:0;font-size:inherit;}
.faq-btn{
  width:100%;
  display:flex;
  align-items:center;
  gap:14px;
  padding:18px 20px;
  background:transparent;
  border:0;
  text-align:left;
  cursor:pointer;
  font-size:16.5px;
  font-weight:600;
  line-height:1.55;
  color:var(--ink);
  transition:color .2s ease,background-color .2s ease,box-shadow .2s ease;
}
.faq-btn:hover{background:#FBFBF7;color:var(--primary-dark);}
.faq-btn[aria-expanded="true"]{
  color:var(--primary-dark);
  box-shadow:inset 3px 0 0 var(--primary);
  background:#FBFBF7;
}
.faq-index{
  flex:none;
  font-size:13px;
  font-weight:700;
  color:var(--accent);
  letter-spacing:1px;
  padding-top:2px;
}
.faq-q{flex:1;}
.faq-icon{
  position:relative;
  width:18px;height:18px;
  flex:none;
}
.faq-icon::before,
.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--primary);
  border-radius:2px;
  transition:opacity .2s ease,transform .2s ease;
}
.faq-icon::before{left:0;top:8px;width:18px;height:2px;}
.faq-icon::after{left:8px;top:0;width:2px;height:18px;}
.faq-btn[aria-expanded="true"] .faq-icon::after{opacity:0;transform:scaleY(.2);}
.faq-body{
  padding:0 20px 20px 54px;
  font-size:15.5px;
  line-height:1.85;
  color:var(--muted);
}

/* ===== Form ===== */
.form-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:28px;
  margin-bottom:20px;
}
.form-field{margin-bottom:16px;}
.form-field label{
  display:block;
  font-size:14px;
  font-weight:600;
  margin-bottom:7px;
  color:var(--ink);
}
.form-control{
  width:100%;
  min-height:48px;
  padding:11px 14px;
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  background:var(--surface);
  font-size:15px;
  line-height:1.6;
  transition:border-color .18s ease,box-shadow .18s ease;
  appearance:none;
}
textarea.form-control{min-height:118px;resize:vertical;}
.form-control:focus{
  outline:none;
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(47,111,98,.18);
}
.form-control::placeholder{color:#9AA5A0;}
.form-hint{
  font-size:12.5px;
  color:var(--muted);
  margin-top:6px;
  line-height:1.6;
}
.form-note{
  font-size:12.5px;
  color:var(--muted);
  line-height:1.7;
  margin-top:14px;
}

.entry-card{
  background:var(--primary-light);
  border:1px solid #CFE2DB;
  border-radius:var(--radius);
  padding:24px;
}
.entry-card h3{
  font-size:17px;
  margin-bottom:14px;
  color:var(--primary-dark);
}
.entry-list li + li{margin-top:10px;}
.entry-list a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding:11px 14px;
  background:rgba(255,255,255,.78);
  border:1px solid #CFE2DB;
  border-radius:10px;
  font-size:14.5px;
  font-weight:600;
  color:var(--primary-dark);
  transition:background-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.entry-list a:hover{
  background:#fff;
  transform:translateX(2px);
  box-shadow:0 6px 16px rgba(31,42,39,.08);
  color:var(--primary-dark);
}
.entry-list svg{width:14px;height:14px;flex:none;color:var(--primary);}

/* ===== Process ===== */
.process-grid{
  display:grid;
  grid-template-columns:6fr 6fr;
  gap:40px;
  align-items:center;
}
.step-list{display:flex;flex-direction:column;gap:0;}
.step{
  display:flex;
  gap:18px;
  padding:20px 0;
  border-top:1px solid var(--line);
}
.step:first-child{border-top:0;padding-top:0;}
.step-num{
  flex:none;
  width:42px;height:42px;
  border-radius:50%;
  display:grid;place-items:center;
  background:var(--surface);
  border:1px solid var(--line);
  color:var(--primary-dark);
  font-weight:700;
  font-size:15px;
}
.step-body h3{
  font-size:18px;
  margin-bottom:6px;
}
.step-body p{
  font-size:15px;
  color:var(--muted);
  margin:0;
  line-height:1.8;
}
.process-visual{
  border-radius:var(--radius);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  background:var(--primary-light);
}
.process-visual img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
}

/* ===== Related ===== */
.related-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:16px;
}
.related-item{
  display:flex;
  align-items:flex-start;
  gap:14px;
  padding:20px 22px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  color:var(--ink);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.related-item:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-hover);
  border-color:#C7DCD5;
  color:var(--ink);
}
.related-dot{
  flex:none;
  width:8px;height:8px;
  border-radius:50%;
  background:var(--accent);
  margin-top:11px;
}
.related-item h3{
  font-size:17px;
  margin-bottom:5px;
}
.related-item p{
  font-size:14.5px;
  color:var(--muted);
  margin:0;
  line-height:1.7;
}

/* ===== CTA ===== */
.cta-band{
  background:var(--accent-light);
  border:1px solid #E6D2B7;
  border-radius:var(--radius);
  padding:38px 36px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  flex-wrap:wrap;
}
.cta-band h2{
  font-size:clamp(22px,2.2vw,28px);
  margin-bottom:8px;
  color:#4A3320;
}
.cta-band p{
  color:#6C5033;
  font-size:15.5px;
  margin:0;
  max-width:620px;
}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ===== Footer ===== */
.site-footer{
  background:var(--footer);
  color:#D6E2DD;
  padding:64px 0 0;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:36px;
  padding-bottom:44px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:700;
  color:#fff;
  margin-bottom:14px;
}
.footer-brand .brand-mark{
  background:#2F6F62;
  color:#fff;
}
.footer-desc{
  font-size:14px;
  line-height:1.85;
  color:#A9BDB6;
  margin:0;
}
.footer-title{
  font-size:15px;
  font-weight:700;
  color:#fff;
  margin-bottom:16px;
}
.footer-list li + li{margin-top:10px;}
.footer-list a{
  font-size:14.5px;
  color:#A9BDB6;
  transition:color .18s ease;
  border-bottom:1px solid transparent;
}
.footer-list a:hover{
  color:#E8B57C;
  border-bottom-color:#E8B57C;
}
.footer-search{
  display:flex;
  gap:8px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius-sm);
  padding:5px;
}
.footer-search input{
  flex:1;
  min-width:0;
  background:transparent;
  border:0;
  color:#fff;
  padding:8px 10px;
  font-size:14px;
  outline:none;
}
.footer-search input::placeholder{color:#8FA7A0;}
.footer-search button{
  border:0;
  border-radius:8px;
  background:var(--primary);
  color:#fff;
  padding:0 14px;
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  transition:background-color .18s ease;
}
.footer-search button:hover{background:#3A8675;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;
  display:flex;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  font-size:13.5px;
  color:#8FA7A0;
}
.footer-bottom p{margin:0;}
.footer-bottom a{color:#A9BDB6;}
.footer-bottom a:hover{color:#E8B57C;}

/* ===== Responsive ===== */
@media (max-width:1199.98px){
  .hero-split{grid-template-columns:52fr 48fr;}
  .nav-search input{width:120px;}
  .help-layout{grid-template-columns:1fr 1fr;}
  .quick-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:991.98px){
  .nav-links,.nav-aside{display:none;}
  .nav-toggle{display:grid;}
  .nav-wrap{min-height:64px;gap:12px;}
  .brand{flex:1 1 auto;font-size:16px;}
  .brand-text{white-space:normal;line-height:1.25;}
  .hero-split{grid-template-columns:1fr;}
  .hero-copy{padding:44px 24px 36px;}
  .hero-visual{min-height:280px;border-left:0;border-top:1px solid var(--line);}
  .hero-visual img{position:relative;height:280px;}
  .help-layout{grid-template-columns:1fr;}
  .process-grid{grid-template-columns:1fr;gap:28px;}
  .related-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .section{padding:60px 0;}
  .cta-band{padding:30px 26px;}
}
@media (max-width:575.98px){
  body{font-size:16px;}
  .container{padding-left:18px;padding-right:18px;}
  .hero h1{font-size:31px;}
  .hero-sub{font-size:15.5px;}
  .hero-actions .btn{width:100%;}
  .quick-grid{grid-template-columns:1fr;}
  .panel,.form-card,.entry-card{padding:22px 18px;}
  .faq-btn{padding:16px 16px;font-size:15.5px;gap:10px;}
  .faq-body{padding:0 16px 18px 40px;font-size:15px;}
  .faq-search{flex-wrap:wrap;}
  .faq-search button{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;}
  .cta-band{padding:26px 20px;}
  .cta-actions .btn{width:100%;}
  .step{gap:14px;}
  .step-num{width:36px;height:36px;font-size:14px;}
  .section{padding:48px 0;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important;}
}

/* roulang page: category5 */
:root{
  --primary:#2F6F62;
  --primary-dark:#24574D;
  --primary-light:#E3EEEA;
  --accent:#C98A4B;
  --accent-light:#F3E6D6;
  --bg:#F7F5EF;
  --surface:#FFFFFF;
  --ink:#1F2A27;
  --muted:#5E6A65;
  --line:#D9D3C7;
  --footer:#17352F;
  --danger:#B65A4A;
  --radius-card:16px;
  --radius-btn:10px;
  --shadow-sm:0 8px 24px rgba(31,42,39,.07);
  --shadow-md:0 14px 36px rgba(31,42,39,.10);
  --ease:200ms cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:var(--primary-dark);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--primary);}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink);}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;}
button{font-family:inherit;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(47,111,98,.25);border-radius:6px;}
.visually-hidden{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}

.container{width:100%;max-width:1220px;margin:0 auto;padding-left:22px;padding-right:22px;}
.section{padding:82px 0;}
.section-tight{padding:56px 0;}
.section-white{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}

/* ============ header nav ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(247,245,239,.96);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:22px;min-height:66px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:34px;height:34px;border-radius:9px;
  background:var(--primary);color:#fff;
  display:grid;place-items:center;
  font-size:16px;font-weight:700;letter-spacing:0;
  flex-shrink:0;
}
.brand-text{font-size:17px;font-weight:700;color:var(--ink);white-space:nowrap;letter-spacing:.01em;}
.brand:hover .brand-text{color:var(--primary-dark);}
.nav-links{display:flex;align-items:center;gap:2px;flex-wrap:nowrap;}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 11px;
  font-size:14.5px;
  font-weight:500;
  color:var(--muted);
  border-radius:8px;
  white-space:nowrap;
  transition:background var(--ease),color var(--ease);
}
.nav-link:hover{color:var(--primary-dark);background:var(--primary-light);}
.nav-link.is-active{color:var(--primary-dark);font-weight:600;}
.nav-link.is-active::after{
  content:"";position:absolute;left:11px;right:11px;bottom:3px;height:2px;
  background:var(--primary);border-radius:2px;
}
.header-side{margin-left:auto;display:flex;align-items:center;gap:12px;}
.nav-search{display:flex;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:10px;height:40px;padding:0 4px 0 12px;transition:border-color var(--ease),box-shadow var(--ease);}
.nav-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(47,111,98,.14);}
.nav-search input{border:none;background:transparent;width:132px;font-size:14px;color:var(--ink);outline:none;}
.nav-search input::placeholder{color:#98A29D;}
.nav-search button{
  display:grid;place-items:center;width:32px;height:32px;border:none;border-radius:8px;
  background:var(--primary-light);color:var(--primary-dark);cursor:pointer;transition:background var(--ease);
}
.nav-search button:hover{background:var(--primary);color:#fff;}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);background:var(--surface);
  border-radius:10px;color:var(--primary-dark);align-items:center;justify-content:center;cursor:pointer;
  transition:background var(--ease),border-color var(--ease);
}
.nav-toggle:hover{background:var(--primary-light);border-color:var(--primary);}

/* ============ buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:background var(--ease),color var(--ease),transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-sm);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:var(--surface);color:var(--primary-dark);border-color:var(--primary);}
.btn-ghost:hover{background:var(--primary-light);border-color:var(--primary-dark);color:var(--primary-dark);transform:translateY(-1px);}
.btn-sand{background:var(--accent);color:#3A2610;}
.btn-sand:hover{background:#D89A5C;color:#3A2610;transform:translateY(-1px);}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:8px;}
.btn .arrow{transition:transform var(--ease);}
.btn:hover .arrow{transform:translateX(2px);}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14.5px;font-weight:600;color:var(--primary-dark);
  border-bottom:1px solid rgba(47,111,98,.35);
  padding-bottom:2px;
  transition:color var(--ease),border-color var(--ease);
}
.link-arrow:hover{color:var(--primary);border-bottom-color:var(--primary);}
.link-arrow:hover .arrow{transform:translateX(2px);}

/* ============ breadcrumbs ============ */
.crumbs{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--muted);margin-bottom:26px;flex-wrap:wrap;}
.crumbs a{color:var(--muted);}
.crumbs a:hover{color:var(--primary-dark);text-decoration:underline;text-underline-offset:3px;}
.crumbs .sep{color:#B8B2A6;}
.crumbs .current{color:var(--primary-dark);font-weight:600;}

/* ============ hero ============ */
.hero{padding:44px 0 64px;}
.hero-split{display:grid;grid-template-columns:minmax(0,1.32fr) minmax(0,1fr);gap:52px;align-items:center;}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--accent-light);color:#8A5A28;
  font-size:13px;font-weight:600;letter-spacing:.02em;
  padding:6px 12px;border-radius:8px;margin-bottom:20px;
}
.hero-eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);display:inline-block;}
.hero h1{
  font-size:clamp(32px,4.2vw,48px);
  line-height:1.26;
  letter-spacing:-.012em;
  margin-bottom:20px;
}
.hero h1 .hl{color:var(--primary-dark);}
.hero-sub{font-size:17px;line-height:1.85;color:var(--muted);max-width:34em;margin-bottom:28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:9px;}
.tag{
  display:inline-block;font-size:12.5px;font-weight:500;color:var(--primary-dark);
  background:var(--primary-light);border-radius:6px;padding:4px 10px;letter-spacing:.01em;
}
.hero-visual{
  position:relative;border-radius:20px;overflow:hidden;
  min-height:392px;background:var(--primary-light);
  box-shadow:var(--shadow-md);
  border:1px solid var(--line);
}
.hero-visual img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(47,111,98,.20) 0%,rgba(23,53,47,.48) 100%);
}
.hero-stamp{
  position:absolute;z-index:2;right:20px;top:20px;
  background:rgba(23,53,47,.86);color:#F7F5EF;
  font-size:12.5px;font-weight:600;letter-spacing:.16em;
  padding:8px 12px;border-radius:6px;
  -webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);
}
.hero-visual-note{
  position:absolute;z-index:2;left:22px;bottom:22px;right:22px;
  color:#F4F8F6;font-size:14px;line-height:1.7;
  text-shadow:0 1px 8px rgba(0,0,0,.35);
}

/* ============ stats ============ */
.stats-section{padding:0 0 8px;}
.stats-strip{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);box-shadow:var(--shadow-sm);
  overflow:hidden;
}
.stat-item{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:6px;padding:26px 16px;border-right:1px solid var(--line);text-align:center;
}
.stat-item:last-child{border-right:none;}
.stat-num{font-size:32px;font-weight:700;color:var(--primary-dark);line-height:1.1;letter-spacing:-.01em;}
.stat-label{font-size:13.5px;color:var(--muted);font-weight:500;}

/* ============ section heading ============ */
.section-head{max-width:760px;margin-bottom:44px;}
.section-head .kicker{
  display:inline-block;font-size:13px;font-weight:600;letter-spacing:.14em;
  color:var(--accent);text-transform:uppercase;margin-bottom:12px;
}
.section-head h2{font-size:clamp(26px,3.1vw,34px);line-height:1.35;letter-spacing:-.01em;margin-bottom:14px;}
.section-head p{font-size:16px;color:var(--muted);line-height:1.85;margin:0;}

/* ============ timeline ============ */
.timeline-wrap{max-width:900px;}
.timeline{position:relative;margin:0;padding:0;list-style:none;}
.timeline::before{
  content:"";position:absolute;left:9px;top:10px;bottom:10px;width:2px;
  background:linear-gradient(180deg,var(--primary) 0%,var(--primary-light) 60%,var(--line) 100%);
  border-radius:2px;
}
.timeline-item{position:relative;padding-left:44px;padding-bottom:28px;}
.timeline-item:last-child{padding-bottom:0;}
.timeline-item::before{
  content:"";position:absolute;left:2px;top:12px;
  width:16px;height:16px;border-radius:50%;
  background:var(--surface);border:3px solid var(--primary);
  box-shadow:0 0 0 4px rgba(47,111,98,.08);
}
.timeline-item.is-accent::before{border-color:var(--accent);box-shadow:0 0 0 4px rgba(201,138,75,.12);}
.timeline-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:14px;padding:22px 24px;
  box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.timeline-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:#C9C2B3;}
.tl-meta{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin-bottom:10px;}
.tl-date{font-size:13.5px;font-weight:600;color:var(--muted);letter-spacing:.04em;}
.badge-ver{
  display:inline-block;font-size:12px;font-weight:600;letter-spacing:.03em;
  background:var(--primary-light);color:var(--primary-dark);
  padding:3px 10px;border-radius:6px;
}
.badge-sand{
  display:inline-block;font-size:12px;font-weight:600;letter-spacing:.03em;
  background:var(--accent-light);color:#8A5A28;
  padding:3px 10px;border-radius:6px;
}
.timeline-card h3{font-size:19px;line-height:1.5;margin-bottom:8px;}
.timeline-card h3 a{color:var(--ink);}
.timeline-card h3 a:hover{color:var(--primary-dark);}
.timeline-card p{font-size:15px;line-height:1.8;color:var(--muted);margin:0 0 14px;}
.tl-foot{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;}

/* ============ story ============ */
.story-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:56px;align-items:start;}
.story-left h2{font-size:clamp(26px,3.1vw,34px);line-height:1.35;margin-bottom:18px;letter-spacing:-.01em;}
.story-left .lead{font-size:16.5px;line-height:1.9;color:var(--muted);margin-bottom:22px;}
.story-rule{width:64px;height:3px;background:var(--accent);border-radius:2px;margin-bottom:22px;}
.story-right p{font-size:16px;line-height:1.9;color:#3B4642;}
.story-figure{
  margin:26px 0 0;border-radius:14px;overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-sm);
}
.story-figure img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.story-figure figcaption{
  font-size:13.5px;color:var(--muted);padding:12px 16px;background:var(--surface);
  border-top:1px solid var(--line);
}

/* ============ cta strip ============ */
.cta-band{
  background:var(--accent-light);
  border:1px solid #E6D2B8;
  border-radius:18px;
  padding:40px 44px;
  display:grid;grid-template-columns:minmax(0,1fr) auto;
  gap:32px;align-items:center;
}
.cta-band h2{font-size:clamp(22px,2.4vw,28px);line-height:1.4;margin-bottom:10px;}
.cta-band p{font-size:15.5px;color:#6B5638;line-height:1.85;margin:0;max-width:46em;}
.cta-form{display:flex;gap:10px;flex-wrap:wrap;}
.cta-form input{
  height:46px;min-width:230px;padding:0 14px;border-radius:10px;
  border:1px solid #DCC6A8;background:var(--surface);color:var(--ink);
  font-size:15px;outline:none;transition:border-color var(--ease),box-shadow var(--ease);
}
.cta-form input::placeholder{color:#A99madge;color:#A79B87;}
.cta-form input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(47,111,98,.16);}

/* ============ footer ============ */
.site-footer{background:var(--footer);color:#CFDBD6;padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.25fr;gap:44px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:#FFFFFF;font-weight:700;font-size:17px;margin-bottom:16px;}
.footer-brand .brand-mark{background:var(--accent);color:#3A2610;}
.footer-desc{font-size:14px;line-height:1.9;color:#A9BDB6;margin:0;}
.footer-title{color:#FFFFFF;font-size:15px;font-weight:600;margin-bottom:16px;letter-spacing:.02em;}
.footer-list{list-style:none;padding:0;margin:0;}
.footer-list li{margin-bottom:10px;}
.footer-list a{color:#BFCFC9;font-size:14.5px;transition:color var(--ease);}
.footer-list a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:3px;}
.footer-search{display:flex;gap:8px;}
.footer-search input{
  flex:1;min-width:0;height:42px;border-radius:8px;
  border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.07);
  color:#fff;padding:0 12px;font-size:14px;outline:none;transition:border-color var(--ease),background var(--ease);
}
.footer-search input::placeholder{color:#8FA6A0;}
.footer-search input:focus{border-color:var(--accent);background:rgba(255,255,255,.12);}
.footer-search button{
  height:42px;padding:0 16px;border-radius:8px;border:none;
  background:var(--accent);color:#3A2610;font-weight:600;font-size:14px;cursor:pointer;
  transition:background var(--ease),transform var(--ease);
}
.footer-search button:hover{background:#D89A5C;transform:translateY(-1px);}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.12);
  margin-top:48px;padding:22px 0;font-size:13.5px;color:#9DB3AC;
}
.footer-bottom p{margin:0;}
.footer-bottom a{color:#9DB3AC;}
.footer-bottom a:hover{color:var(--accent);}

/* ============ responsive ============ */
@media (max-width:1199.98px){
  .hero-split{grid-template-columns:minmax(0,1.18fr) minmax(0,1fr);gap:40px;}
  .nav-search input{width:110px;}
}
@media (max-width:991.98px){
  .nav-links{
    display:none;
    position:absolute;left:0;right:0;top:100%;
    flex-direction:column;align-items:stretch;gap:2px;
    background:var(--bg);border-bottom:1px solid var(--line);
    padding:14px 22px 20px;box-shadow:var(--shadow-md);
  }
  .nav-links.is-open{display:flex;}
  .nav-link{padding:11px 10px;font-size:15.5px;border-radius:8px;}
  .nav-link.is-active::after{display:none;}
  .nav-link.is-active{background:var(--primary-light);}
  .nav-search{display:none;}
  .nav-toggle{display:inline-flex;}
  .hero-split{grid-template-columns:1fr;gap:34px;}
  .hero-visual{min-height:300px;order:2;}
  .hero{padding:32px 0 48px;}
  .section{padding:60px 0;}
  .stats-strip{grid-template-columns:repeat(2,minmax(0,1fr));}
  .stat-item:nth-child(2){border-right:none;}
  .stat-item:nth-child(1),.stat-item:nth-child(2){border-bottom:1px solid var(--line);}
  .story-grid{grid-template-columns:1fr;gap:32px;}
  .cta-band{grid-template-columns:1fr;padding:32px 28px;gap:22px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:767.98px){
  body{font-size:16px;}
  .brand-text{font-size:15px;white-space:normal;line-height:1.35;}
  .brand-mark{width:30px;height:30px;font-size:14px;}
  .header-inner{min-height:62px;gap:12px;}
  .hero h1{font-size:clamp(28px,7vw,34px);}
  .hero-sub{font-size:16px;}
  .section{padding:52px 0;}
  .section-head{margin-bottom:32px;}
  .timeline-item{padding-left:36px;}
  .timeline-card{padding:18px 18px;}
  .timeline-card h3{font-size:17.5px;}
  .cta-form input{min-width:0;width:100%;}
  .cta-form .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (max-width:575.98px){
  .container{padding-left:18px;padding-right:18px;}
  .hero-actions .btn{width:100%;}
  .hero-tags .tag{font-size:12px;}
  .stat-num{font-size:27px;}
  .timeline::before{left:7px;}
  .timeline-item{padding-left:30px;}
  .timeline-item::before{left:0;width:14px;height:14px;}
  .story-left h2{font-size:24px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;}
}