/* roulang page: index */
:root{
  --primary:#0B5B4E;
  --primary-dark:#073F36;
  --primary-light:#E4F0EC;
  --accent:#E07A2F;
  --accent-light:#FDF0E4;
  --dark-band:#08302B;
  --success:#1E9E86;
  --text:#16221F;
  --text-2:#5A6A66;
  --text-3:#96A29E;
  --bg:#F7F5EF;
  --card:#FFFFFF;
  --border:#E5E1D6;
  --r-card:16px;
  --r-img:14px;
  --r-btn:10px;
  --sh-1:0 1px 2px rgba(8,48,43,.06);
  --sh-2:0 10px 30px -14px rgba(8,48,43,.20);
  --sh-3:0 18px 40px -18px rgba(8,48,43,.28);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
img{display:block;max-width:100%;height:auto}
button{font-family:inherit}
a,a:visited{color:var(--primary);text-decoration:none;transition:color .2s ease,gap .2s ease}
a:hover{color:var(--accent)}
a:focus-visible,button:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}
.grid-container{max-width:1200px;padding-left:24px;padding-right:24px}
.section{padding:96px 0}
.section.tight{padding:72px 0 96px}
@media (max-width:1023px){
  .section{padding:72px 0}
  .section.tight{padding:56px 0 72px}
}
@media (max-width:639px){
  .section{padding:52px 0}
  .section.tight{padding:44px 0 52px}
  .grid-container{padding-left:18px;padding-right:18px}
}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,245,239,.94);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
  transition:box-shadow .25s ease;
}
.site-header.is-stuck{box-shadow:var(--sh-2)}
.nav-inner{
  max-width:1200px;margin:0 auto;padding:0 24px;height:72px;
  display:flex;align-items:center;gap:26px;
}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo svg{flex:0 0 auto}
.logo-text{font-size:17px;font-weight:700;letter-spacing:-.01em;color:var(--text);white-space:nowrap}
.main-nav{flex:1 1 auto}
.main-nav ul{display:flex;align-items:center;gap:2px}
.main-nav a{
  position:relative;display:inline-flex;align-items:center;height:72px;
  padding:0 14px;font-size:15px;font-weight:500;color:var(--text-2);
}
.main-nav a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:0;height:2px;
  background:var(--accent);border-radius:2px;transform:scaleX(0);
  transition:transform .22s ease;
}
.main-nav a:hover{color:var(--primary)}
.main-nav a:hover::after,.main-nav a.is-active::after{transform:scaleX(1)}
.main-nav a.is-active{color:var(--primary);font-weight:600}
.nav-right{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.mega{position:relative}
.mega-trigger{
  display:inline-flex;align-items:center;gap:7px;height:40px;padding:0 16px;
  border:1px solid var(--border);background:#fff;border-radius:999px;
  font-size:14px;font-weight:600;color:var(--text-2);cursor:pointer;
  transition:border-color .2s ease,color .2s ease,box-shadow .2s ease;
}
.mega-trigger i{font-size:11px;transition:transform .2s ease}
.mega-trigger:hover{border-color:var(--primary);color:var(--primary)}
.mega:hover .mega-trigger i,.mega:focus-within .mega-trigger i{transform:rotate(180deg)}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);width:780px;
  background:#fff;border:1px solid var(--border);border-radius:16px;
  box-shadow:var(--sh-2);padding:26px;
  display:grid;grid-template-columns:1.05fr .95fr 1fr;gap:26px;
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .15s ease,transform .15s ease,visibility .15s ease;
}
.mega-panel::before{content:"";position:absolute;top:-16px;left:0;right:0;height:16px}
.mega:hover .mega-panel,.mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-col-title{font-size:13px;font-weight:700;color:var(--text-3);letter-spacing:.06em;margin-bottom:14px}
.mega-list li{margin-bottom:10px}
.mega-list a{font-size:14.5px;font-weight:500;color:var(--text);display:inline-flex;align-items:center;gap:8px}
.mega-list a:hover{color:var(--primary);gap:12px}
.mega-list a i{font-size:10px;color:var(--accent)}
.mega-entry{
  display:block;border:1px solid var(--border);border-radius:14px;overflow:hidden;
  background:var(--bg);transition:box-shadow .25s ease,transform .25s ease;
}
.mega-entry:hover{box-shadow:var(--sh-2);transform:translateY(-3px)}
.mega-entry img{width:100%;aspect-ratio:16/10;object-fit:cover}
.mega-entry-body{padding:14px 16px 16px}
.mega-entry-body strong{display:block;font-size:14.5px;color:var(--text);font-weight:600;line-height:1.5}
.mega-entry-body span{display:inline-flex;align-items:center;gap:6px;margin-top:8px;font-size:13px;font-weight:600;color:var(--primary)}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:44px;height:44px;border:1px solid var(--border);background:#fff;
  border-radius:10px;cursor:pointer;padding:0 12px;
}
.nav-toggle span{display:block;height:2px;background:var(--text);border-radius:2px}
@media (max-width:1023px){
  .nav-inner{height:60px;gap:14px;padding:0 18px}
  .main-nav{display:none}
  .mega{display:none}
  .nav-toggle{display:flex}
  .nav-right .btn{display:none}
}
@media (max-width:639px){
  .logo-text{font-size:15.5px}
}
.drawer-mask{
  position:fixed;inset:0;background:rgba(8,48,43,.45);z-index:110;
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,340px);background:#fff;
  z-index:120;transform:translateX(100%);transition:transform .28s ease;
  padding:20px;overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid var(--border)}
.drawer-close{
  width:40px;height:40px;border:1px solid var(--border);background:#fff;border-radius:10px;
  color:var(--text);font-size:16px;cursor:pointer;
}
.drawer-nav{padding:18px 0;display:grid;gap:4px}
.drawer-nav a{
  display:flex;align-items:center;min-height:48px;padding:0 14px;border-radius:10px;
  font-size:15.5px;font-weight:500;color:var(--text);
}
.drawer-nav a:hover,.drawer-nav a.is-active{background:var(--primary-light);color:var(--primary)}
.drawer-cta{width:100%;margin-top:8px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  cursor:pointer;transition:background .22s ease,color .22s ease,transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.btn-primary,.btn-primary:visited{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost,.btn-ghost:visited{background:transparent;border-color:var(--primary);color:var(--primary)}
.btn-ghost:hover{background:var(--primary-light);color:var(--primary-dark);transform:translateY(-2px)}
.btn-accent,.btn-accent:visited{background:var(--accent);color:#fff}
.btn-accent:hover{background:#c9681f;color:#fff;transform:translateY(-2px);box-shadow:0 0 0 3px rgba(224,122,47,.22),var(--sh-2)}
.btn-accent:active{transform:translateY(0)}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}
.btn-block{width:100%}

/* ---------- badges / links ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:3px 12px;border-radius:999px;
  font-size:13px;font-weight:500;line-height:1.7;
  background:var(--accent-light);color:#B35F1C;
}
.badge-light{background:var(--primary-light);color:var(--primary-dark)}
.text-link{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--primary);white-space:nowrap}
.text-link:hover{color:var(--accent);gap:12px}
.text-link i{font-size:12px}

/* ---------- section head ---------- */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:48px}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.1em;color:var(--accent);margin-bottom:12px}
.section-title{font-size:clamp(24px,3vw,36px);font-weight:700;line-height:1.25;color:var(--text);letter-spacing:-.01em}
.section-desc{margin-top:14px;font-size:15.5px;color:var(--text-2);max-width:660px}
@media (max-width:767px){
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:32px}
}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:76px 0 96px}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(circle at 8% -10%,rgba(11,91,78,.09),transparent 46%);
}
.hero-arc{position:absolute;border:1px solid rgba(11,91,78,.08);border-radius:50%;pointer-events:none}
.hero-arc.a{width:660px;height:660px;top:-220px;right:-140px}
.hero-arc.b{width:440px;height:440px;top:-110px;right:-10px}
.hero-inner{position:relative;display:grid;grid-template-columns:1.02fr .98fr;gap:64px;align-items:center}
.hero-tag{
  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;
  margin-bottom:22px;
}
.hero h1{
  font-size:clamp(30px,4.4vw,50px);font-weight:700;line-height:1.18;
  letter-spacing:-.01em;color:var(--text);
}
.hero-sub{margin-top:22px;font-size:17px;line-height:1.8;color:var(--text-2);max-width:560px}
.hero-actions{margin-top:34px;display:flex;flex-wrap:wrap;gap:14px}
.hero-trust{margin-top:30px;display:flex;flex-wrap:wrap;gap:22px;font-size:14px;color:var(--text-2)}
.hero-trust li{display:flex;align-items:center;gap:8px}
.hero-trust i{color:var(--success);font-size:13px}
.hero-media{position:relative}
.hero-media>img{
  width:100%;aspect-ratio:5/4;object-fit:cover;border-radius:20px;box-shadow:var(--sh-2);
}
.hero-data-card{
  position:absolute;right:-18px;bottom:-26px;background:#fff;border:1px solid var(--border);
  border-radius:16px;box-shadow:var(--sh-3);padding:18px 22px;display:flex;gap:24px;
}
.hero-data-card .item{text-align:left}
.hero-data-card .num{font-size:22px;font-weight:700;color:var(--primary);line-height:1.25;letter-spacing:-.01em}
.hero-data-card .lbl{font-size:13px;color:var(--text-2);white-space:nowrap}
@media (max-width:1023px){
  .hero{padding:56px 0 72px}
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero-data-card{position:static;margin-top:20px;right:auto;bottom:auto;justify-content:space-between}
}
@media (max-width:639px){
  .hero{padding:40px 0 56px}
  .hero-sub{font-size:15.5px}
  .hero-actions .btn{flex:1 1 100%}
  .hero-trust{gap:14px}
  .hero-data-card{padding:16px;gap:14px}
  .hero-data-card .num{font-size:19px}
}

/* ---------- trust bar ---------- */
.trust-bar{padding:8px 0 0}
.trust-list{
  display:grid;grid-template-columns:repeat(6,1fr);gap:16px;
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:24px 0;
}
.trust-item{
  display:flex;align-items:center;justify-content:center;gap:8px;text-align:center;
  font-size:13.5px;font-weight:600;color:var(--text-3);
  filter:grayscale(1);opacity:.8;transition:filter .25s ease,opacity .25s ease,color .25s ease;
}
.trust-item i{font-size:15px}
.trust-item:hover{filter:grayscale(0);opacity:1;color:var(--primary)}
@media (max-width:1023px){.trust-list{grid-template-columns:repeat(3,1fr)}}
@media (max-width:639px){.trust-list{grid-template-columns:repeat(2,1fr);gap:12px;padding:20px 0}}

/* ---------- pain ---------- */
.pain-list{display:grid;gap:16px}
.pain-item{
  display:grid;grid-template-columns:56px 1fr;gap:20px;align-items:start;
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);
  padding:24px 28px;box-shadow:var(--sh-1);
  transition:box-shadow .25s ease,transform .25s ease,border-color .25s ease;
}
.pain-item:hover{box-shadow:var(--sh-3);transform:translateY(-4px);border-color:rgba(11,91,78,.28)}
.pain-idx{
  width:52px;height:52px;border-radius:12px;background:var(--primary-light);color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;
}
.pain-item h3{font-size:17px;font-weight:600;line-height:1.5;color:var(--text)}
.pain-item p{margin-top:8px;font-size:14.5px;line-height:1.8;color:var(--text-2)}
@media (max-width:639px){
  .pain-item{grid-template-columns:44px 1fr;gap:14px;padding:20px}
  .pain-idx{width:42px;height:42px;font-size:14px;border-radius:10px}
}

/* ---------- z rows ---------- */
.z-row{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.z-row + .z-row{margin-top:80px}
.z-row.is-reverse .z-media{order:-1}
.z-copy .badge{margin-bottom:16px}
.z-copy h3{font-size:clamp(21px,2.3vw,26px);font-weight:700;line-height:1.35;color:var(--text)}
.z-copy p{margin-top:16px;font-size:15.5px;line-height:1.85;color:var(--text-2)}
.z-points{margin-top:22px;display:grid;gap:12px}
.z-points li{display:flex;gap:10px;font-size:14.5px;line-height:1.75;color:var(--text-2)}
.z-points i{color:var(--accent);font-size:13px;margin-top:6px}
.z-media img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:20px;box-shadow:var(--sh-2)}
@media (max-width:1023px){
  .z-row{grid-template-columns:1fr;gap:28px}
  .z-row.is-reverse .z-media{order:0}
  .z-row + .z-row{margin-top:56px}
}

/* ---------- dark band ---------- */
.band{position:relative;overflow:hidden;background:var(--dark-band);color:#fff;padding:76px 0}
.band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:56px 56px;
}
.band-inner{position:relative}
.band-head{margin-bottom:44px;max-width:640px}
.band-head .eyebrow{color:#5FD6BC}
.band-head h2{font-size:clamp(24px,3vw,34px);font-weight:700;line-height:1.28;color:#fff}
.band-head p{margin-top:14px;font-size:15.5px;color:rgba(255,255,255,.72)}
.band-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px}
.band-item{border-top:1px solid rgba(255,255,255,.14);padding-top:22px}
.band-num{font-size:clamp(30px,4vw,44px);font-weight:700;line-height:1.1;color:#5FD6BC;letter-spacing:-.02em}
.band-label{margin-top:12px;font-size:14px;line-height:1.75;color:rgba(255,255,255,.72)}
@media (max-width:1023px){.band{padding:60px 0}.band-grid{grid-template-columns:repeat(2,1fr);gap:24px}}
@media (max-width:639px){.band-grid{grid-template-columns:1fr}}

/* ---------- testimonials ---------- */
.quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.quote-card{
  position:relative;background:var(--card);border:1px solid var(--border);
  border-radius:var(--r-card);padding:34px 30px 28px;box-shadow:var(--sh-1);
  transition:box-shadow .25s ease,transform .25s ease;
}
.quote-card:hover{box-shadow:var(--sh-3);transform:translateY(-4px)}
.quote-mark{
  font-family:Georgia,"Times New Roman",serif;font-size:64px;line-height:.8;
  color:var(--primary-light);display:block;margin-bottom:6px;
}
.quote-text{font-size:16px;line-height:1.85;color:var(--text)}
.quote-person{display:flex;align-items:center;gap:14px;margin-top:26px;padding-top:22px;border-top:1px solid var(--border)}
.quote-avatar{
  width:46px;height:46px;border-radius:50%;overflow:hidden;flex:0 0 auto;background:var(--primary-light);
}
.quote-avatar img{width:100%;height:100%;object-fit:cover}
.quote-name{font-size:15px;font-weight:600;color:var(--text);line-height:1.4}
.quote-role{font-size:13px;color:var(--text-3)}
@media (max-width:767px){
  .quote-grid{grid-template-columns:1fr}
  .quote-card{padding:26px 22px 22px}
}

/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{
  display:flex;flex-direction:column;height:100%;background:var(--card);
  border:1px solid var(--border);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);transition:box-shadow .28s ease,transform .28s ease;
}
.news-card:hover{box-shadow:var(--sh-3);transform:translateY(-4px)}
.news-thumb{display:block;overflow:hidden;aspect-ratio:16/10;background:var(--primary-light)}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.news-card:hover .news-thumb img{transform:scale(1.03)}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1 1 auto;gap:12px}
.news-body h3{font-size:17px;font-weight:600;line-height:1.5}
.news-body h3 a{
  color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-body h3 a:hover{color:var(--primary)}
.news-body p{
  font-size:14px;line-height:1.75;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--border);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--text-3);
}
.news-meta a{font-size:13px;font-weight:600;color:var(--primary)}
.news-meta a:hover{color:var(--accent)}
.empty-state{
  grid-column:1 / -1;background:var(--primary-light);border-radius:var(--r-card);
  padding:60px 24px;text-align:center;color:var(--primary-dark);
}
.empty-state i{font-size:30px;opacity:.55}
.empty-state p{margin-top:14px;font-size:15px;font-weight:600}
.empty-state span{display:block;margin-top:6px;font-size:13.5px;color:var(--text-2)}
@media (max-width:1023px){.news-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:639px){.news-grid{grid-template-columns:1fr}}

/* ---------- faq ---------- */
.faq-wrap{max-width:880px;margin:0 auto}
.faq-list{border-top:1px solid var(--border)}
.faq-item{border-bottom:1px solid var(--border)}
.faq-item summary{
  position:relative;list-style:none;cursor:pointer;display:flex;align-items:center;
  justify-content:space-between;gap:20px;padding:22px 0 22px 20px;
  font-size:17px;font-weight:600;color:var(--text);transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::before{
  content:"";position:absolute;left:0;top:24px;bottom:24px;width:3px;border-radius:2px;
  background:var(--accent);transform:scaleY(0);transform-origin:top;transition:transform .22s ease;
}
.faq-item[open] summary::before{transform:scaleY(1)}
.faq-item summary:hover{color:var(--primary)}
.faq-ico{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;color:var(--primary);font-size:12px;
  transition:transform .2s ease,background .2s ease,border-color .2s ease;
}
.faq-item[open] .faq-ico{transform:rotate(45deg);background:var(--primary-light);border-color:transparent}
.faq-answer{padding:0 44px 26px 20px;font-size:15.5px;line-height:1.8;color:var(--text-2)}
@media (max-width:639px){
  .faq-item summary{font-size:15.5px;padding:18px 0 18px 16px}
  .faq-answer{padding:0 20px 22px 16px;font-size:15px}
}

/* ---------- cta ---------- */
.cta-band{
  position:relative;overflow:hidden;background:var(--dark-band);color:#fff;
  border-radius:24px;padding:60px 52px;
}
.cta-band::after{
  content:"";position:absolute;width:420px;height:420px;border-radius:50%;
  border:1px solid rgba(255,255,255,.10);right:-140px;top:-160px;pointer-events:none;
}
.cta-band h2{position:relative;font-size:clamp(24px,3vw,34px);font-weight:700;line-height:1.3;color:#fff}
.cta-band p{position:relative;margin-top:16px;font-size:15.5px;line-height:1.8;color:rgba(255,255,255,.76);max-width:600px}
.cta-actions{position:relative;margin-top:30px;display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.cta-note{position:relative;font-size:13px;color:rgba(255,255,255,.6)}
@media (max-width:767px){
  .cta-band{padding:40px 24px;border-radius:18px}
  .cta-actions .btn{flex:1 1 100%}
}

/* ---------- footer ---------- */
.site-footer{background:var(--dark-band);color:rgba(255,255,255,.72);padding:72px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand .logo-text{color:#fff;font-size:16.5px}
.footer-brand p{margin-top:18px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:340px}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:18px}
.footer-links li{margin-bottom:12px}
.footer-links a{color:rgba(255,255,255,.72);font-size:14px;display:inline-block;transition:color .2s ease,transform .2s ease}
.footer-links a:hover{color:var(--accent);transform:translateX(2px)}
.footer-contact li{margin-bottom:12px;font-size:14px;color:rgba(255,255,255,.72);display:flex;gap:10px}
.footer-contact i{color:var(--accent);font-size:13px;margin-top:6px}
.footer-qr{
  margin-top:16px;width:96px;height:96px;border-radius:12px;overflow:hidden;
  border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.06);
}
.footer-qr img{width:100%;height:100%;object-fit:cover}
.footer-bottom{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.14);padding:22px 0;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13px;color:rgba(255,255,255,.6);line-height:1.8;
}
.footer-bottom a,.footer-bottom a:visited{color:rgba(255,255,255,.6)}
.footer-bottom a:hover{color:var(--accent)}
@media (max-width:1023px){
  .site-footer{padding:56px 0 0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:639px){
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;margin-top:36px}
}

/* roulang page: category1 */
:root{
  --c-main:#0B5B4E;
  --c-main-dark:#073F36;
  --c-main-light:#E4F0EC;
  --c-amber:#E07A2F;
  --c-amber-light:#FDF0E4;
  --c-band:#08302B;
  --c-success:#1E9E86;
  --c-text:#16221F;
  --c-text-2:#5A6A66;
  --c-text-3:#96A29E;
  --c-bg:#F7F5EF;
  --c-card:#FFFFFF;
  --c-border:#E5E1D6;
  --r-card:16px;
  --r-img:14px;
  --r-big:20px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(8,48,43,.06);
  --sh-2:0 10px 30px -14px rgba(8,48,43,.20);
  --sh-3:0 18px 40px -18px rgba(8,48,43,.28);
  --sp-1:8px;--sp-2:12px;--sp-3:16px;--sp-4:24px;--sp-5:40px;
  --sec-pad:96px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Inter",system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;line-height:1.85;color:var(--c-text);background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-main);text-decoration:none;transition:color .2s ease;}
a:visited{color:var(--c-main);}
a:hover{color:var(--c-amber);}
button,input,textarea,select{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4,h5,h6,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-main);outline-offset:2px;border-radius:4px;}

.grid-container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,245,239,.96);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid var(--c-border);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-2);}
.nav-inner{
  max-width:1200px;margin:0 auto;padding:0 24px;
  height:72px;display:flex;align-items:center;gap:32px;
}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--c-main);}
.logo:hover{color:var(--c-main);}
.logo svg{flex:0 0 auto;}
.logo-text{font-size:19px;font-weight:700;letter-spacing:-.01em;color:var(--c-main);white-space:nowrap;}
.main-nav{flex:1 1 auto;}
.main-nav ul{display:flex;align-items:center;gap:4px;}
.main-nav a{
  position:relative;display:inline-flex;align-items:center;
  height:72px;padding:0 16px;font-size:15.5px;font-weight:500;color:var(--c-text);
}
.main-nav a:hover{color:var(--c-main);}
.main-nav a.is-active{color:var(--c-main);font-weight:600;}
.main-nav a.is-active::after{
  content:"";position:absolute;left:16px;right:16px;bottom:16px;height:2px;
  background:var(--c-amber);border-radius:2px;
}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto;}
.mega{position:relative;}
.mega-trigger{
  display:inline-flex;align-items:center;gap:8px;
  height:42px;padding:0 18px;border-radius:var(--r-btn);
  background:var(--c-main);color:#fff;border:1px solid var(--c-main);
  font-size:14.5px;font-weight:600;cursor:pointer;transition:.2s ease;
}
.mega-trigger:hover{background:var(--c-main-dark);border-color:var(--c-main-dark);transform:translateY(-2px);box-shadow:var(--sh-2);}
.mega-trigger:active{transform:translateY(0);}
.mega-trigger i{font-size:12px;transition:transform .2s ease;}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);width:800px;
  background:#fff;border:1px solid var(--c-border);border-radius:16px;
  box-shadow:var(--sh-2);padding:28px;
  display:grid;grid-template-columns:1fr 1fr 1.15fr;gap:28px;
  opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:opacity .15s ease,transform .15s ease,visibility .15s ease;
}
.mega:hover .mega-panel,
.mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega:hover .mega-trigger i,
.mega:focus-within .mega-trigger i{transform:rotate(180deg);}
.mega-col-title{font-size:13px;font-weight:600;letter-spacing:.06em;color:var(--c-text-3);margin-bottom:14px;}
.mega-list li{margin-bottom:10px;}
.mega-list a{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;color:var(--c-text-2);}
.mega-list a i{font-size:11px;color:var(--c-amber);}
.mega-list a:hover{color:var(--c-main);transform:translateX(2px);}
.mega-card{
  display:block;background:var(--c-main-light);border-radius:14px;overflow:hidden;border:1px solid var(--c-border);
}
.mega-card img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.mega-card-body{padding:14px 16px 16px;}
.mega-card-body p{font-size:13.5px;line-height:1.7;color:var(--c-text-2);}
.mega-card-body .go{display:inline-flex;align-items:center;gap:6px;margin-top:8px;font-size:13.5px;font-weight:600;color:var(--c-main);}
.mega-card:hover{box-shadow:var(--sh-2);}
.mega-card:hover .go{color:var(--c-amber);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-btn);
  border:1px solid var(--c-border);background:#fff;color:var(--c-main);
  align-items:center;justify-content:center;cursor:pointer;
}
.mobile-nav{display:none;}

/* ============ 通用 ============ */
.section{padding:var(--sec-pad) 0;}
.section--tight{padding:64px 0;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 14px;border-radius:var(--r-pill);
  font-size:13px;font-weight:500;background:var(--c-amber-light);color:#A4520F;
}
.badge--main{background:var(--c-main-light);color:var(--c-main);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:.2s ease;
}
.btn-primary{background:var(--c-main);color:#fff;border-color:var(--c-main);}
.btn-primary:hover{background:var(--c-main-dark);border-color:var(--c-main-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1);}
.btn-ghost{background:transparent;color:var(--c-main);border-color:var(--c-main);}
.btn-ghost:hover{background:var(--c-main-light);color:var(--c-main);}
.btn-amber{background:var(--c-amber);color:#fff;border-color:var(--c-amber);}
.btn-amber:hover{background:#C9661F;border-color:#C9661F;color:#fff;transform:translateY(-2px);box-shadow:0 0 0 3px rgba(224,122,47,.22),var(--sh-2);}
.btn-amber:active{transform:translateY(0);}

.section-head{max-width:760px;margin-bottom:var(--sp-5);}
.section-head h2{font-size:clamp(24px,3vw,36px);font-weight:700;line-height:1.25;letter-spacing:-.01em;margin-bottom:14px;}
.section-head p{font-size:15.5px;color:var(--c-text-2);}

/* ============ 页头 ============ */
.page-hero{
  position:relative;overflow:hidden;
  background-image:linear-gradient(100deg,rgba(247,245,239,.97) 0%,rgba(247,245,239,.90) 46%,rgba(247,245,239,.62) 100%),url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center right;
  border-bottom:1px solid var(--c-border);
  padding:56px 0 72px;
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(circle at 88% 18%,rgba(11,91,78,.06) 0 42%,transparent 42%);
  opacity:.9;
}
.page-hero .grid-container{position:relative;z-index:2;}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13.5px;color:var(--c-text-2);margin-bottom:22px;}
.breadcrumb a{color:var(--c-text-2);}
.breadcrumb a:hover{color:var(--c-main);}
.breadcrumb .sep{color:var(--c-text-3);}
.breadcrumb .current{color:var(--c-text-3);}
.page-hero h1{
  font-size:clamp(30px,4.4vw,50px);font-weight:700;line-height:1.18;letter-spacing:-.01em;
  max-width:880px;margin:16px 0 18px;
}
.page-hero .lead{font-size:15.5px;color:var(--c-text-2);max-width:720px;}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;}
.hero-points span{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--c-border);
  font-size:13.5px;color:var(--c-text-2);box-shadow:var(--sh-1);
}
.hero-points i{color:var(--c-success);font-size:12px;}

/* ============ 目录 + 图文块 ============ */
.layout{align-items:flex-start;}
.toc-col{flex:0 0 auto;}
.toc{
  position:sticky;top:96px;
  background:#fff;border:1px solid var(--c-border);border-radius:var(--r-card);
  padding:22px 20px;box-shadow:var(--sh-1);
}
.toc-title{font-size:13px;font-weight:600;letter-spacing:.06em;color:var(--c-text-3);margin-bottom:14px;}
.toc ol{display:flex;flex-direction:column;gap:2px;}
.toc a{
  display:block;padding:9px 12px;border-radius:8px;
  font-size:14px;color:var(--c-text-2);border-left:3px solid transparent;
  transition:.18s ease;
}
.toc a:hover{background:var(--c-main-light);color:var(--c-main);}
.toc a.is-current{background:var(--c-main-light);color:var(--c-main);font-weight:600;border-left-color:var(--c-amber);}
.toc-note{margin-top:18px;padding-top:16px;border-top:1px solid var(--c-border);font-size:13px;color:var(--c-text-3);line-height:1.7;}

.block{
  background:#fff;border:1px solid var(--c-border);border-radius:var(--r-card);
  padding:32px;box-shadow:var(--sh-1);margin-bottom:28px;
  scroll-margin-top:100px;
  transition:box-shadow .3s ease,transform .3s ease;
}
.block:hover{box-shadow:var(--sh-2);}
.block-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center;}
.block-grid.is-reverse .block-media{order:-1;}
.block h3{font-size:20px;font-weight:600;line-height:1.4;margin:14px 0 14px;}
.block p{font-size:15.5px;line-height:1.85;color:var(--c-text-2);margin-bottom:14px;}
.block p:last-child{margin-bottom:0;}
.block-media{border-radius:var(--r-img);overflow:hidden;border:1px solid var(--c-border);}
.block-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s ease;}
.block:hover .block-media img{transform:scale(1.03);}
.point-list{margin-top:18px;display:flex;flex-direction:column;gap:10px;}
.point-list li{display:flex;gap:10px;font-size:14.5px;color:var(--c-text-2);line-height:1.75;}
.point-list i{color:var(--c-amber);font-size:13px;margin-top:7px;flex:0 0 auto;}

/* ============ 数据带 ============ */
.data-band{
  background:var(--c-band);color:#fff;position:relative;overflow:hidden;
  padding:var(--sec-pad) 0;
}
.data-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:56px 56px;opacity:.6;
}
.data-band .grid-container{position:relative;z-index:2;}
.data-band h2{color:#fff;font-size:clamp(24px,3vw,36px);font-weight:700;line-height:1.25;margin-bottom:12px;}
.data-band .band-sub{color:rgba(255,255,255,.7);font-size:15.5px;max-width:680px;margin-bottom:var(--sp-5);}
.data-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.data-item{
  padding:24px;border-radius:var(--r-card);
  border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.03);
}
.data-num{font-size:clamp(30px,3.6vw,42px);font-weight:700;line-height:1.1;color:#5FD6BC;letter-spacing:-.02em;}
.data-label{font-size:15px;font-weight:600;margin-top:10px;color:#fff;}
.data-desc{font-size:13.5px;color:rgba(255,255,255,.68);margin-top:8px;line-height:1.7;}

/* ============ FAQ ============ */
.faq-wrap{max-width:880px;margin:0 auto;}
.faq-item{border-bottom:1px solid var(--c-border);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 4px 20px 0;font-size:17px;font-weight:600;color:var(--c-text);
  border-left:3px solid transparent;padding-left:0;transition:.2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary i{color:var(--c-main);font-size:14px;transition:transform .2s ease;flex:0 0 auto;}
.faq-item[open] summary{border-left-color:var(--c-amber);padding-left:16px;color:var(--c-main);}
.faq-item[open] summary i{transform:rotate(180deg);}
.faq-answer{padding:0 0 22px 16px;font-size:15.5px;line-height:1.8;color:var(--c-text-2);}

/* ============ CTA ============ */
.cta-band{
  background:var(--c-band);border-radius:var(--r-big);
  padding:52px 48px;display:flex;align-items:center;justify-content:space-between;gap:36px;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(224,122,47,.20),transparent 68%);
}
.cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,30px);font-weight:700;line-height:1.3;margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.72);font-size:15px;max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:2;flex:0 0 auto;}
.cta-note{font-size:13px;color:rgba(255,255,255,.55);margin-top:14px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-band);color:rgba(255,255,255,.78);padding:72px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:48px;}
.footer-brand .logo{margin-bottom:18px;}
.footer-brand .logo-text{color:#fff;}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);max-width:340px;}
.footer-title{font-size:15px;font-weight:600;color:#fff;margin-bottom:18px;}
.footer-links li{margin-bottom:12px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.72);transition:.2s ease;display:inline-block;}
.footer-links a:hover{color:var(--c-amber);transform:translateX(2px);}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.72);margin-bottom:12px;line-height:1.7;}
.footer-contact i{color:#5FD6BC;margin-top:5px;font-size:13px;flex:0 0 auto;}
.footer-qr{margin-top:16px;}
.footer-qr img{width:96px;height:96px;border-radius:12px;border:1px solid rgba(255,255,255,.14);object-fit:cover;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);
  padding:22px 0 28px;display:flex;flex-wrap:wrap;gap:10px 28px;
  font-size:13px;color:rgba(255,255,255,.6);
}

.skip-link{position:absolute;left:-9999px;top:0;background:#fff;padding:10px 16px;border-radius:8px;z-index:100;}
.skip-link:focus{left:16px;top:16px;}

/* ============ 响应式 ============ */
@media screen and (max-width:1023px){
  :root{--sec-pad:72px;}
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .mega{display:none;}
  .nav-inner{height:60px;gap:16px;}
  .mobile-nav{
    display:none;border-top:1px solid var(--c-border);background:#fff;padding:12px 24px 20px;
  }
  .mobile-nav.is-open{display:block;}
  .mobile-nav a{
    display:block;padding:14px 4px;font-size:15.5px;color:var(--c-text);
    border-bottom:1px solid var(--c-border);
  }
  .mobile-nav a.is-active{color:var(--c-main);font-weight:600;}
  .mobile-nav a:last-child{border-bottom:0;}
  .page-hero{padding:40px 0 52px;}
  .toc-col{width:100%;margin-bottom:28px;}
  .toc{position:static;padding:18px;}
  .toc ol{flex-direction:row;overflow-x:auto;gap:10px;padding-bottom:6px;scrollbar-width:thin;}
  .toc a{white-space:nowrap;border-left:0;border-bottom:3px solid transparent;border-radius:8px;}
  .toc a.is-current{border-left:0;border-bottom-color:var(--c-amber);}
  .toc-note{display:none;}
  .data-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{padding:40px 32px;flex-direction:column;align-items:flex-start;}
}
@media screen and (max-width:639px){
  :root{--sec-pad:52px;}
  .grid-container{padding-left:16px;padding-right:16px;}
  .nav-inner{padding:0 16px;}
  .logo-text{font-size:17px;}
  .mobile-nav{padding:12px 16px 18px;}
  .page-hero h1{font-size:clamp(26px,7.4vw,34px);}
  body{font-size:15.5px;}
  .block{padding:22px 20px;}
  .block-grid{grid-template-columns:1fr;gap:22px;}
  .block-grid.is-reverse .block-media{order:0;}
  .block h3{font-size:18px;}
  .data-grid{grid-template-columns:1fr;}
  .data-item{padding:20px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .cta-band{padding:32px 22px;border-radius:16px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 100%;}
  .faq-item summary{font-size:16px;}
  .section-head{margin-bottom:32px;}
}

/* roulang page: article */
/* ============ 设计令牌 ============ */
:root{
  --c-primary:#0B5B4E;
  --c-primary-dark:#073F36;
  --c-primary-light:#E4F0EC;
  --c-accent:#E07A2F;
  --c-accent-dark:#C4681F;
  --c-accent-light:#FDF0E4;
  --c-dark:#08302B;
  --c-success:#1E9E86;
  --c-text:#16221F;
  --c-text-2:#5A6A66;
  --c-text-3:#96A29E;
  --c-bg:#F7F5EF;
  --c-soft:#FBF9F4;
  --c-card:#FFFFFF;
  --c-border:#E5E1D6;
  --r-card:16px;
  --r-img:14px;
  --r-btn:10px;
  --sh-1:0 1px 2px rgba(8,48,43,.06);
  --sh-2:0 10px 30px -14px rgba(8,48,43,.20);
  --sh-3:0 18px 40px -18px rgba(8,48,43,.28);
}

/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
figure{margin:0}
h1,h2,h3,h4,h5{margin:0;font-weight:700;color:var(--c-text);letter-spacing:-.01em}
p{margin:0 0 16px}
ul,ol{margin:0;padding:0}
li{list-style:none}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease}
a:visited{color:var(--c-primary)}
a:hover,a:focus{color:var(--c-accent);text-decoration:none}
button{font-family:inherit}
::selection{background:var(--c-primary-light);color:var(--c-primary-dark)}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}

/* ============ 容器 ============ */
.grid-container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%}
.grid-x{display:flex;flex-wrap:wrap}
.cell{min-width:0}
.section{padding:88px 0}
.section-head{display:flex;flex-wrap:wrap;gap:16px;align-items:flex-end;justify-content:space-between;margin-bottom:40px}
.section-head h2{font-size:clamp(22px,2.6vw,32px);line-height:1.28}
.eyebrow{display:inline-block;font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--c-accent);margin-bottom:10px}
.more-link{font-size:14.5px;font-weight:600;display:inline-flex;align-items:center;gap:8px;min-height:44px}
.more-link i{font-size:12px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease;
  text-decoration:none;
}
.btn-primary{background:var(--c-primary);color:#fff}
.btn-primary:visited{color:#fff}
.btn-primary:hover,.btn-primary:focus{background:var(--c-primary-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-secondary{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn-secondary:visited{color:var(--c-primary)}
.btn-secondary:hover,.btn-secondary:focus{background:var(--c-primary-light);color:var(--c-primary-dark);transform:translateY(-2px)}
.btn-accent{background:var(--c-accent);color:#fff}
.btn-accent:visited{color:#fff}
.btn-accent:hover,.btn-accent:focus{background:var(--c-accent-dark);color:#fff;box-shadow:0 0 0 3px rgba(224,122,47,.22)}
.btn-block{width:100%}
.btn:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}

/* ============ 徽章 / 标签 ============ */
.badge{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;font-size:13px;font-weight:500;line-height:1}
.badge-accent{background:var(--c-accent-light);color:#B05613}
.badge-primary{background:var(--c-primary-light);color:var(--c-primary)}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:var(--c-soft);
  border-bottom:1px solid var(--c-border);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 26px -18px rgba(8,48,43,.45)}
.nav-inner{max-width:1200px;margin:0 auto;padding:0 24px;height:72px;display:flex;align-items:center;gap:28px}
.logo{display:inline-flex;align-items:center;gap:10px;color:var(--c-text);font-weight:700;flex-shrink:0}
.logo:hover{color:var(--c-primary)}
.logo svg{flex-shrink:0}
.logo-text{font-size:18px;letter-spacing:.01em;white-space:nowrap}
.main-nav{flex:1 1 auto}
.main-nav ul{display:flex;align-items:center;gap:4px}
.main-nav a{
  position:relative;display:inline-flex;align-items:center;height:44px;padding:0 14px;
  font-size:15px;color:var(--c-text-2);border-radius:8px;
}
.main-nav a:hover,.main-nav a:focus{color:var(--c-primary);background:var(--c-primary-light)}
.main-nav a.is-active{color:var(--c-primary);font-weight:600}
.main-nav a.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:5px;height:2px;border-radius:2px;background:var(--c-accent)}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-toggle{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  border:1px solid var(--c-border);background:#fff;border-radius:10px;
  color:var(--c-primary);font-size:17px;cursor:pointer;
}
.nav-toggle:hover{border-color:var(--c-primary);background:var(--c-primary-light)}

/* Mega 面板 */
.mega{position:relative}
.mega-trigger{
  display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 16px;
  border:1px solid var(--c-border);background:#fff;border-radius:10px;
  color:var(--c-primary);font-size:14.5px;font-weight:600;cursor:pointer;
  transition:border-color .2s ease,background-color .2s ease;
}
.mega-trigger:hover{border-color:var(--c-primary);background:var(--c-primary-light)}
.mega-trigger i{font-size:12px;transition:transform .2s ease}
.mega:hover .mega-trigger i,.mega:focus-within .mega-trigger i{transform:rotate(180deg)}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);width:840px;
  background:#fff;border:1px solid var(--c-border);border-radius:16px;
  box-shadow:var(--sh-3);padding:28px;
  display:grid;grid-template-columns:1fr 1fr 1.15fr;gap:24px;
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .15s ease,transform .15s ease,visibility .15s;
}
.mega:hover .mega-panel,.mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-col-title{font-size:13px;font-weight:700;color:var(--c-text-3);letter-spacing:.06em;margin-bottom:12px}
.mega-list li{margin-bottom:6px}
.mega-list a{display:flex;align-items:center;gap:8px;font-size:14.5px;color:var(--c-text-2);padding:7px 0}
.mega-list a i{font-size:11px;color:var(--c-text-3);transition:transform .2s ease,color .2s ease}
.mega-list a:hover{color:var(--c-primary)}
.mega-list a:hover i{color:var(--c-accent);transform:translateX(3px)}
.mega-card{border:1px solid var(--c-border);border-radius:14px;overflow:hidden;background:var(--c-soft)}
.mega-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.mega-card-body{padding:16px}
.mega-card-body p{font-size:13.5px;color:var(--c-text-2);margin:0 0 10px;line-height:1.7}
.mega-card-body a{font-size:13.5px;font-weight:600;display:inline-flex;align-items:center;gap:6px}

/* ============ 面包屑 ============ */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--c-text-3);padding:22px 0 0}
.breadcrumb a{color:var(--c-text-2)}
.breadcrumb a:hover{color:var(--c-primary)}
.breadcrumb i{font-size:10px;color:#BFC9C5}
.breadcrumb .current{color:var(--c-text-3);max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ============ 文章头部 ============ */
.article-hero{background:linear-gradient(180deg,var(--c-soft),var(--c-bg));border-bottom:1px solid var(--c-border);padding-bottom:34px}
.article-head{max-width:820px;padding-top:26px}
.article-head h1{font-size:clamp(25px,3.3vw,40px);line-height:1.24;font-weight:700;margin:16px 0 18px}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 12px;font-size:13.5px;color:var(--c-text-3)}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-meta i{font-size:12px;color:#A9B5B1}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#C7D0CC;padding:0;display:inline-block}

/* ============ 正文布局 ============ */
.article-layout{display:flex;flex-wrap:wrap;gap:32px;padding:48px 0 0;align-items:flex-start}
.article-main{flex:1 1 100%;width:100%;min-width:0}
.article-side{flex:1 1 100%;width:100%}
.article-content{
  background:var(--c-card);border:1px solid var(--c-border);border-radius:var(--r-card);
  padding:44px;box-shadow:var(--sh-1);
  font-size:17px;line-height:1.9;color:#22322E;
  word-break:break-word;overflow-wrap:break-word;
}
.article-content > *:first-child{margin-top:0}
.article-content > *:last-child{margin-bottom:0}
.article-content p{margin:0 0 1.1em}
.article-content h2{
  position:relative;font-size:clamp(20px,2.2vw,26px);line-height:1.35;
  margin:40px 0 16px;padding-left:14px;
}
.article-content h2::before{content:"";position:absolute;left:0;top:.22em;width:4px;height:20px;border-radius:2px;background:var(--c-accent)}
.article-content h3{font-size:20px;line-height:1.4;font-weight:600;margin:32px 0 12px}
.article-content h4{font-size:17px;font-weight:600;margin:24px 0 10px}
.article-content img{border-radius:var(--r-img);margin:20px auto;box-shadow:var(--sh-2)}
.article-content figure{margin:24px 0}
.article-content figcaption{font-size:13px;color:var(--c-text-3);text-align:center;margin-top:10px}
.article-content ul,.article-content ol{margin:0 0 1.1em;padding-left:24px}
.article-content ul li{list-style:disc}
.article-content ol li{list-style:decimal}
.article-content li{margin:6px 0;line-height:1.8}
.article-content blockquote{
  margin:24px 0;padding:16px 22px;background:var(--c-primary-light);
  border-left:3px solid var(--c-accent);border-radius:0 12px 12px 0;color:#1E3B34;
}
.article-content blockquote p:last-child{margin-bottom:0}
.article-content a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px}
.article-content a:hover{color:var(--c-accent)}
.article-content table{width:100%;border-collapse:collapse;font-size:15px;margin:20px 0}
.article-content th,.article-content td{border:1px solid var(--c-border);padding:10px 12px;text-align:left}
.article-content th{background:var(--c-primary-light);font-weight:600}
.article-content code{background:var(--c-soft);border:1px solid var(--c-border);border-radius:6px;padding:2px 6px;font-size:14px}
.article-content hr{border:0;border-top:1px solid var(--c-border);margin:32px 0}

/* 标签行 */
.article-tags{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:28px;padding-top:22px;border-top:1px solid var(--c-border)}
.tags-label{font-size:13px;color:var(--c-text-3)}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;
  background:#fff;border:1px solid var(--c-border);font-size:13px;color:var(--c-text-2);
  transition:border-color .2s ease,color .2s ease,background-color .2s ease;
}
.tag:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-light)}

/* 上下篇 / 延伸双卡 */
.pager{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:28px}
.pager a{
  display:block;background:#fff;border:1px solid var(--c-border);border-radius:var(--r-card);
  padding:20px 22px;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.pager a:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:#CFE3DC}
.pager .pager-label{display:block;font-size:13px;color:var(--c-text-3);margin-bottom:8px}
.pager .pager-title{display:block;font-size:15.5px;font-weight:600;color:var(--c-text);line-height:1.5}
.pager a:hover .pager-title{color:var(--c-primary)}

/* 侧栏 */
.article-side{display:flex;flex-direction:column;gap:20px}
.side-card{background:#fff;border:1px solid var(--c-border);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1)}
.side-title{font-size:15px;font-weight:700;color:var(--c-text);margin-bottom:14px}
.side-list li{padding:11px 0;border-bottom:1px dashed var(--c-border)}
.side-list li:last-child{border-bottom:0;padding-bottom:0}
.side-list a{font-size:14.5px;line-height:1.6;color:var(--c-text);display:flex;gap:8px}
.side-list a::before{content:"";flex:0 0 auto;width:5px;height:5px;border-radius:50%;background:var(--c-accent);margin-top:9px}
.side-list a:hover{color:var(--c-primary)}
.side-thumbs li{padding:12px 0;border-bottom:1px dashed var(--c-border)}
.side-thumbs li:last-child{border-bottom:0;padding-bottom:0}
.side-thumbs a{display:flex;gap:12px;align-items:center}
.side-thumbs img{width:76px;height:52px;object-fit:cover;border-radius:8px;flex-shrink:0}
.side-thumbs span{font-size:14px;line-height:1.55;color:var(--c-text)}
.side-thumbs a:hover span{color:var(--c-primary)}
.side-cta{background:var(--c-dark);border-color:transparent;color:rgba(255,255,255,.78)}
.side-cta .side-title{color:#fff}
.side-cta p{font-size:14px;line-height:1.75;color:rgba(255,255,255,.72);margin-bottom:18px}
.side-cta .side-note{font-size:13px;color:rgba(255,255,255,.55);margin:14px 0 0}

/* ============ 空态 ============ */
.empty-block{padding:88px 0 40px}
.empty-card{
  background:#fff;border:1px solid var(--c-border);border-radius:var(--r-card);
  padding:56px 32px;text-align:center;box-shadow:var(--sh-1);max-width:720px;margin:0 auto;
}
.empty-icon{
  width:64px;height:64px;border-radius:50%;background:var(--c-primary-light);
  display:flex;align-items:center;justify-content:center;margin:0 auto 20px;
  color:var(--c-primary);font-size:24px;
}
.empty-card h1{font-size:clamp(22px,2.6vw,30px);margin-bottom:12px}
.empty-card p{color:var(--c-text-2);font-size:15.5px;max-width:460px;margin:0 auto 24px}

/* ============ 内容卡片 ============ */
.rec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--c-border);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .3s ease,box-shadow .3s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3)}
.post-thumb{display:block;aspect-ratio:16/10;overflow:hidden;background:var(--c-primary-light)}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.post-card:hover .post-thumb img{transform:scale(1.03)}
.post-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1}
.post-body h3{
  font-size:17px;line-height:1.5;font-weight:600;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-body h3 a{color:var(--c-text)}
.post-body h3 a:hover{color:var(--c-primary)}
.post-body p{
  font-size:14.5px;color:var(--c-text-2);margin:0;line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:14px;border-top:1px solid var(--c-border);font-size:13px;color:var(--c-text-3);
}
.post-more{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:600}
.post-more i{font-size:11px}

/* ============ CTA 带 ============ */
.cta-band{position:relative;background:var(--c-dark);padding:80px 0;overflow:hidden}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  opacity:.16;
}
.cta-band .grid-container{position:relative;z-index:1}
.cta-inner{display:flex;flex-wrap:wrap;gap:28px;align-items:center;justify-content:space-between}
.cta-inner h2{color:#fff;font-size:clamp(22px,2.6vw,32px);line-height:1.3;margin-bottom:12px}
.cta-inner p{color:rgba(255,255,255,.72);margin:0;max-width:560px;font-size:15.5px}
.cta-actions{display:flex;flex-wrap:wrap;gap:16px;align-items:center}
.cta-link{color:#fff;font-weight:600;font-size:15px;display:inline-flex;align-items:center;gap:8px;min-height:44px}
.cta-link:visited{color:#fff}
.cta-link:hover{color:var(--c-accent)}
.cta-note{margin:28px 0 0;font-size:13px;color:rgba(255,255,255,.55)}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-dark);color:rgba(255,255,255,.78);padding:72px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand .logo{color:#fff}
.footer-brand .logo:hover{color:#fff}
.footer-brand .logo-text{color:#fff}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);margin:16px 0 0;max-width:340px}
.footer-title{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.72);display:inline-block;transition:color .2s ease,transform .2s ease}
.footer-links a:visited{color:rgba(255,255,255,.72)}
.footer-links a:hover{color:var(--c-accent);transform:translateX(2px)}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:rgba(255,255,255,.72);margin-bottom:12px;line-height:1.7}
.footer-contact i{color:var(--c-success);margin-top:5px;font-size:13px}
.footer-qr{margin-top:16px}
.footer-qr img{width:96px;height:96px;border-radius:10px;border:1px solid rgba(255,255,255,.14)}
.footer-bottom{
  margin-top:48px;padding:20px 0;
  border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;gap:10px 28px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.6);
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .mega-panel{width:760px;grid-template-columns:1fr 1fr 1.1fr}
}
@media (max-width:1023px){
  .nav-inner{height:60px;padding:0 16px;gap:12px}
  .nav-toggle{display:inline-flex}
  .main-nav{
    position:fixed;left:0;right:0;top:60px;bottom:0;z-index:70;
    background:#fff;padding:16px 16px 40px;overflow-y:auto;
    transform:translateX(-100%);transition:transform .25s ease;
    border-top:1px solid var(--c-border);
  }
  .main-nav.is-open{transform:translateX(0)}
  .main-nav ul{flex-direction:column;align-items:stretch;gap:0}
  .main-nav a{
    height:52px;padding:0 4px;font-size:16px;color:var(--c-text);
    border-bottom:1px solid var(--c-border);border-radius:0;justify-content:flex-start;
  }
  .main-nav a:hover{background:transparent;color:var(--c-primary)}
  .main-nav a.is-active::after{display:none}
  .mega{display:none}
  .logo-text{font-size:16.5px}
  .section{padding:64px 0}
  .article-layout{gap:24px;padding-top:28px}
  .article-content{padding:32px 28px;font-size:16.5px}
  .rec-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-band{padding:64px 0}
}
@media (max-width:639px){
  .grid-container{padding:0 16px}
  .section{padding:48px 0}
  .section-head{margin-bottom:26px}
  .article-head h1{font-size:24px}
  .article-meta{font-size:13px}
  .breadcrumb{padding-top:16px}
  .breadcrumb .current{max-width:180px}
  .article-content{padding:24px 20px;font-size:16px;line-height:1.85}
  .article-content h3{font-size:18px}
  .pager{grid-template-columns:1fr}
  .rec-grid{grid-template-columns:1fr}
  .side-card{padding:20px}
  .empty-block{padding:56px 0 24px}
  .empty-card{padding:40px 20px}
  .cta-band{padding:52px 0}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{margin-top:32px;flex-direction:column;gap:8px}
  .site-footer{padding-top:52px}
}

/* roulang page: category2 */
:root{
  --brand:#0B5B4E;
  --brand-deep:#073F36;
  --brand-soft:#E4F0EC;
  --accent:#E07A2F;
  --accent-soft:#FDF0E4;
  --dark-band:#08302B;
  --success:#1E9E86;
  --text:#16221F;
  --text-sub:#5A6A66;
  --text-place:#96A29E;
  --bg:#F7F5EF;
  --card:#FFFFFF;
  --line:#E5E1D6;
  --radius-card:16px;
  --radius-img:14px;
  --radius-lg:20px;
  --radius-btn:10px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(8,48,43,.06);
  --shadow-2:0 10px 30px -14px rgba(8,48,43,.20);
  --shadow-3:0 18px 40px -18px rgba(8,48,43,.28);
  --space-1:8px;
  --space-2:12px;
  --space-3:16px;
  --space-4:24px;
  --space-5:40px;
  --ease:all .25s cubic-bezier(.4,0,.2,1);
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",Inter,Helvetica,Arial,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand);text-decoration:none;transition:var(--ease);}
a:visited{color:var(--brand);}
a:hover{color:var(--accent);}
p{margin:0 0 var(--space-3);}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:700;}
h1{font-size:clamp(30px,4.4vw,50px);line-height:1.18;letter-spacing:-.01em;}
h2{font-size:clamp(24px,3vw,36px);line-height:1.25;}
h3{font-size:20px;font-weight:600;line-height:1.4;}
h4{font-size:17px;font-weight:600;line-height:1.5;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input,textarea,select{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.grid-container{max-width:1200px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--space-4);}
.section{padding:96px 0;}
.section-sm{padding:72px 0;}
.section-head{max-width:720px;margin-bottom:var(--space-5);}
.section-head .kicker{display:inline-block;font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--brand);background:var(--brand-soft);border-radius:var(--radius-pill);padding:5px 14px;margin-bottom:var(--space-3);}
.section-head p{margin-top:var(--space-3);color:var(--text-sub);font-size:15.5px;}
.lead{color:var(--text-sub);font-size:15.5px;line-height:1.8;}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 22px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:var(--ease);}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--shadow-1);}
.btn-primary:visited{color:#fff;}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-2);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;border-color:var(--brand);color:var(--brand);}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-deep);}
.btn-accent{background:var(--accent);color:#fff;box-shadow:var(--shadow-1);}
.btn-accent:visited{color:#fff;}
.btn-accent:hover{background:#C4661F;color:#fff;box-shadow:0 0 0 3px rgba(224,122,47,.22),var(--shadow-2);transform:translateY(-2px);}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);}
.text-link i{transition:var(--ease);}
.text-link:hover i{transform:translateX(4px);}

/* ---------- 徽章 ---------- */
.badge{display:inline-block;font-size:13px;font-weight:500;line-height:1.6;padding:3px 12px;border-radius:var(--radius-pill);background:var(--accent-soft);color:#9A4E13;}
.badge-brand{background:var(--brand-soft);color:var(--brand-deep);}
.chip{display:inline-block;font-size:13px;font-weight:500;padding:5px 12px;border-radius:var(--radius-pill);border:1px solid var(--line);background:#fff;color:var(--text-sub);}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:var(--bg);border-bottom:1px solid var(--line);transition:var(--ease);}
.site-header.is-scrolled{box-shadow:var(--shadow-2);}
.nav-inner{max-width:1200px;margin:0 auto;padding:0 var(--space-4);height:72px;display:flex;align-items:center;gap:var(--space-5);}
.logo{display:inline-flex;align-items:center;gap:10px;color:var(--text);font-weight:700;}
.logo:visited{color:var(--text);}
.logo:hover{color:var(--brand);}
.logo-text{font-size:18px;letter-spacing:.01em;white-space:nowrap;}
.main-nav{flex:1;}
.main-nav ul{display:flex;align-items:center;gap:6px;}
.main-nav a{display:inline-flex;align-items:center;height:72px;padding:0 16px;font-size:15px;font-weight:500;color:var(--text-sub);position:relative;}
.main-nav a::after{content:"";position:absolute;left:16px;right:16px;bottom:18px;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:var(--ease);}
.main-nav a:hover{color:var(--brand);}
.main-nav a:hover::after,.main-nav a.is-active::after{transform:scaleX(1);}
.main-nav a.is-active{color:var(--brand);font-weight:600;}
.nav-right{display:flex;align-items:center;gap:var(--space-2);}
.mega{position:relative;}
.mega-trigger{display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 16px;border-radius:var(--radius-btn);border:1px solid var(--line);background:#fff;color:var(--text);font-size:14px;font-weight:600;cursor:pointer;transition:var(--ease);}
.mega-trigger:hover{border-color:var(--brand);color:var(--brand);box-shadow:var(--shadow-1);}
.mega-trigger i{font-size:12px;color:var(--text-place);transition:var(--ease);}
.mega:hover .mega-trigger i,.mega:focus-within .mega-trigger i{transform:rotate(180deg);color:var(--accent);}
.mega-panel{position:absolute;right:0;top:calc(100% + 14px);width:840px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-3);padding:28px;display:grid;grid-template-columns:1.1fr 1.1fr 1fr;gap:28px;opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .15s ease,transform .15s ease,visibility .15s;}
.mega:hover .mega-panel,.mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-col-title{font-size:13px;font-weight:600;letter-spacing:.06em;color:var(--text-place);margin-bottom:var(--space-3);}
.mega-list li{margin-bottom:10px;}
.mega-list a{font-size:14.5px;color:var(--text-sub);display:inline-flex;align-items:center;gap:8px;}
.mega-list a i{font-size:11px;color:var(--text-place);transition:var(--ease);}
.mega-list a:hover{color:var(--brand);}
.mega-list a:hover i{color:var(--accent);transform:translateX(3px);}
.mega-entry{display:flex;align-items:center;gap:12px;padding:12px;border:1px solid var(--line);border-radius:12px;background:var(--bg);}
.mega-entry:hover{border-color:var(--brand);background:var(--brand-soft);}
.mega-entry img{width:64px;height:44px;object-fit:cover;border-radius:10px;flex-shrink:0;}
.mega-entry span{font-size:13.5px;font-weight:600;color:var(--text);line-height:1.5;}
.mega-entry i{font-size:12px;color:var(--accent);margin-left:auto;}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--radius-btn);background:#fff;color:var(--brand);font-size:16px;cursor:pointer;}
.mobile-nav{display:none;}

/* ---------- 内页页头 ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--bg);border-bottom:1px solid var(--line);}
.page-hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle at 82% 12%,rgba(11,91,78,.08),transparent 42%),radial-gradient(circle at 6% 88%,rgba(224,122,47,.07),transparent 40%);pointer-events:none;}
.page-hero .inner{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;padding:72px 0 80px;}
.breadcrumb{font-size:13.5px;color:var(--text-place);margin-bottom:var(--space-3);display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.breadcrumb a{color:var(--text-sub);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb span.sep{color:var(--text-place);}
.breadcrumb .current{color:var(--text-sub);}
.page-hero h1{margin-bottom:var(--space-3);}
.page-hero h1 em{font-style:normal;color:var(--brand);}
.page-hero .lead{max-width:520px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:var(--space-2);margin-top:var(--space-4);}
.hero-figure{position:relative;}
.hero-figure img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--radius-lg);box-shadow:var(--shadow-2);}
.hero-float{position:absolute;left:-18px;bottom:-22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-3);padding:16px 20px;display:flex;gap:24px;}
.hero-float .num{font-size:22px;font-weight:700;color:var(--brand);line-height:1.2;}
.hero-float .lbl{font-size:12.5px;color:var(--text-sub);}

/* ---------- 筛选标签 ---------- */
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;padding:18px 0 0;}
.filter-bar .filter-label{font-size:13px;color:var(--text-place);align-self:center;margin-right:4px;}
.filter-tag{font-size:13.5px;font-weight:500;padding:7px 16px;border-radius:var(--radius-pill);border:1px solid var(--line);background:#fff;color:var(--text-sub);}
.filter-tag.is-on{background:var(--brand);border-color:var(--brand);color:#fff;}

/* ---------- 行业卡片 ---------- */
.industry-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px;}
.industry-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);display:flex;flex-direction:column;transition:var(--ease);}
.industry-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-3);border-color:#DAD5C7;}
.industry-card .thumb{overflow:hidden;aspect-ratio:16/10;background:var(--brand-soft);}
.industry-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.industry-card:hover .thumb img{transform:scale(1.03);}
.industry-card .body{padding:24px;display:flex;flex-direction:column;flex:1;}
.industry-card .body h3{margin-bottom:10px;}
.industry-card .body p{color:var(--text-sub);font-size:15px;margin-bottom:var(--space-3);}
.industry-card .chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:var(--space-3);}
.industry-card .foot{margin-top:auto;padding-top:var(--space-3);border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;}
.industry-card.is-reverse .thumb{order:2;}
.industry-card.is-reverse .body{order:1;}

/* ---------- 深色数据带 ---------- */
.dark-band{background:var(--dark-band);color:#fff;padding:88px 0;position:relative;overflow:hidden;}
.dark-band::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:56px 56px;opacity:.7;}
.dark-band .container{position:relative;}
.dark-band h2{color:#fff;max-width:640px;}
.dark-band .lead{color:rgba(255,255,255,.72);max-width:640px;margin-top:var(--space-3);}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:var(--space-5);}
.metric{border-top:2px solid rgba(255,255,255,.14);padding-top:20px;}
.metric .num{font-size:clamp(28px,3.4vw,40px);font-weight:700;color:#5FD6BC;line-height:1.15;}
.metric .num small{font-size:16px;font-weight:600;color:#5FD6BC;margin-left:2px;}
.metric .txt{font-size:14px;color:rgba(255,255,255,.7);margin-top:8px;}

/* ---------- 能力条 ---------- */
.capability-row{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.cap-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:24px;box-shadow:var(--shadow-1);transition:var(--ease);}
.cap-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.cap-item .ico{width:44px;height:44px;border-radius:12px;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:18px;margin-bottom:var(--space-3);}
.cap-item h3{font-size:17px;margin-bottom:8px;}
.cap-item p{font-size:14.5px;color:var(--text-sub);margin:0;}

/* ---------- FAQ ---------- */
.faq-list{max-width:860px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);padding:8px 24px;}
.faq-item{border-bottom:1px solid var(--line);position:relative;}
.faq-item:last-child{border-bottom:0;}
.faq-item::before{content:"";position:absolute;left:-24px;top:18px;bottom:18px;width:3px;background:var(--accent);border-radius:2px;transform:scaleY(0);transform-origin:top;transition:var(--ease);}
.faq-item[open]::before{transform:scaleY(1);}
.faq-item summary{list-style:none;cursor:pointer;padding:20px 40px 20px 0;font-size:17px;font-weight:600;color:var(--text);position:relative;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:13px;color:var(--text-place);position:absolute;right:6px;top:24px;transition:transform .2s ease;}
.faq-item[open] summary::after{transform:rotate(180deg);color:var(--accent);}
.faq-item summary:hover{color:var(--brand);}
.faq-item .answer{padding:0 40px 22px 0;color:var(--text-sub);font-size:15.5px;line-height:1.8;}

/* ---------- CTA ---------- */
.cta-band{background:var(--dark-band);color:#fff;border-radius:var(--radius-lg);padding:48px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;position:relative;overflow:hidden;}
.cta-band::after{content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;background:radial-gradient(circle,rgba(95,214,188,.18),transparent 68%);}
.cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,30px);margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.72);margin:0;font-size:15px;}
.cta-actions{display:flex;align-items:center;gap:var(--space-3);flex-wrap:wrap;}
.cta-note{font-size:13px;color:rgba(255,255,255,.6);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark-band);color:rgba(255,255,255,.78);margin-top:96px;padding:72px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand .logo{color:#fff;margin-bottom:var(--space-3);}
.footer-brand .logo:visited{color:#fff;}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.66);line-height:1.8;max-width:340px;}
.footer-title{font-size:14px;font-weight:600;color:#fff;margin-bottom:var(--space-3);letter-spacing:.04em;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.72);display:inline-block;}
.footer-links a:visited{color:rgba(255,255,255,.72);}
.footer-links a:hover{color:var(--accent);transform:translateX(2px);}
.footer-contact li{font-size:14px;color:rgba(255,255,255,.72);margin-bottom:10px;display:flex;gap:10px;align-items:flex-start;}
.footer-contact i{color:#5FD6BC;font-size:13px;margin-top:5px;}
.footer-qr{margin-top:var(--space-3);}
.footer-qr img{border-radius:12px;border:1px solid rgba(255,255,255,.14);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding:20px 0 28px;display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.6);}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1023px){
  .section{padding:72px 0;}
  .section-sm{padding:56px 0;}
  .main-nav,.nav-right .mega{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .nav-inner{height:60px;gap:var(--space-3);}
  .logo-text{font-size:16px;}
  .mobile-nav{display:none;border-top:1px solid var(--line);background:#fff;padding:12px var(--space-4) 20px;}
  .mobile-nav.is-open{display:block;}
  .mobile-nav a{display:block;padding:12px 0;font-size:15px;color:var(--text-sub);border-bottom:1px solid var(--line);}
  .mobile-nav a.is-active{color:var(--brand);font-weight:600;}
  .page-hero .inner{grid-template-columns:1fr;gap:36px;padding:48px 0 64px;}
  .hero-float{position:static;margin-top:var(--space-3);box-shadow:var(--shadow-1);}
  .industry-grid{grid-template-columns:1fr;}
  .industry-card.is-reverse .thumb,.industry-card.is-reverse .body{order:0;}
  .metrics{grid-template-columns:repeat(2,1fr);}
  .capability-row{grid-template-columns:1fr;}
  .cta-band{padding:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media screen and (max-width:639px){
  .section{padding:52px 0;}
  .section-sm{padding:44px 0;}
  .container{padding:0 16px;}
  .nav-inner{padding:0 16px;}
  h3{font-size:18px;}
  .industry-card .body{padding:20px;}
  .metrics{grid-template-columns:1fr;gap:20px;}
  .dark-band{padding:64px 0;}
  .faq-list{padding:4px 18px;}
  .faq-item::before{left:-18px;}
  .cta-band{padding:28px;border-radius:16px;}
  .footer-grid{grid-template-columns:1fr;}
  .site-footer{padding:52px 0 0;margin-top:64px;}
  .footer-bottom{flex-direction:column;gap:8px;}
}

/* roulang page: category3 */
:root{
  --primary:#0B5B4E;
  --primary-dark:#073F36;
  --primary-soft:#E4F0EC;
  --amber:#E07A2F;
  --amber-soft:#FDF0E4;
  --deep:#08302B;
  --success:#1E9E86;
  --ink:#16221F;
  --ink-2:#5A6A66;
  --ink-3:#96A29E;
  --bg:#F7F5EF;
  --card:#FFFFFF;
  --line:#E5E1D6;
  --r-card:16px;
  --r-img:14px;
  --r-lg:20px;
  --r-btn:10px;
  --sh-1:0 1px 2px rgba(8,48,43,.06);
  --sh-2:0 10px 30px -14px rgba(8,48,43,.20);
  --sh-3:0 18px 40px -18px rgba(8,48,43,.28);
  --font:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  --maxw:1200px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:color .18s ease,background-color .18s ease,transform .18s ease;}
a:visited{color:var(--primary);}
a:hover{color:var(--primary-dark);}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
h1{font-size:clamp(30px,4.4vw,50px);font-weight:700;line-height:1.18;letter-spacing:-.01em;}
h2{font-size:clamp(24px,3vw,36px);font-weight:700;line-height:1.25;letter-spacing:-.005em;}
h3{font-size:20px;font-weight:600;line-height:1.4;}
h4{font-size:17px;font-weight:600;line-height:1.5;}
p{font-size:16px;color:var(--ink-2);}

.grid-container{max-width:var(--maxw);margin:0 auto;padding-left:24px;padding-right:24px;}
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head h2{margin-bottom:14px;}
.section-head p{font-size:16.5px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.06em;
  color:var(--primary);background:var(--primary-soft);
  border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.eyebrow i{color:var(--amber);}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:12px 26px;border-radius:var(--r-btn);
  font-size:15.5px;font-weight:600;line-height:1;cursor:pointer;
  border:1px solid transparent;transition:all .18s ease;text-decoration:none;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--sh-1);}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--primary);border-color:var(--primary);}
.btn-ghost:hover{background:var(--primary-soft);color:var(--primary-dark);}
.btn-amber{background:var(--amber);color:#fff;box-shadow:0 8px 22px -12px rgba(224,122,47,.85);}
.btn-amber:hover{background:#C9661F;color:#fff;box-shadow:0 10px 28px -10px rgba(224,122,47,.75);transform:translateY(-2px);}
.btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.btn-block{width:100%;}

.text-link{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:15px;}
.text-link i{transition:transform .18s ease;}
.text-link:hover i{transform:translateX(3px);}

/* 顶部导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,245,239,.96);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-stuck{box-shadow:var(--sh-2);}
.nav-inner{
  max-width:var(--maxw);margin:0 auto;
  height:72px;padding:0 24px;
  display:flex;align-items:center;gap:24px;
}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo svg{flex:0 0 auto;}
.logo-text{font-size:18px;font-weight:700;color:var(--primary-dark);letter-spacing:.01em;}
.logo:hover .logo-text{color:var(--primary);}
.main-nav{margin-left:8px;}
.main-nav ul{display:flex;align-items:center;gap:4px;}
.main-nav a{
  position:relative;display:block;padding:10px 14px;
  font-size:15.5px;color:var(--ink);border-radius:8px;
}
.main-nav a:hover{background:var(--primary-soft);color:var(--primary-dark);}
.main-nav a.is-active{color:var(--primary);font-weight:600;}
.main-nav a.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;
  height:2px;border-radius:2px;background:var(--amber);
}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px;}
.mega{position:relative;}
.mega-trigger{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 16px;min-height:44px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-btn);
  font-size:14.5px;font-weight:600;color:var(--ink);cursor:pointer;
  transition:all .18s ease;
}
.mega-trigger:hover{border-color:var(--primary);color:var(--primary);}
.mega-trigger i{font-size:12px;color:var(--ink-3);transition:transform .18s ease;}
.mega:hover .mega-trigger i,.mega:focus-within .mega-trigger i{transform:rotate(180deg);}
.mega-panel{
  position:absolute;top:calc(100% + 12px);right:0;width:760px;
  display:grid;grid-template-columns:1fr 1fr 1.15fr;gap:24px;
  background:#fff;border:1px solid var(--line);border-radius:16px;
  box-shadow:var(--sh-3);padding:24px;
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .15s ease,transform .15s ease,visibility .15s;
}
.mega:hover .mega-panel,.mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-col-title{font-size:13px;font-weight:600;color:var(--ink-3);letter-spacing:.06em;margin-bottom:12px;}
.mega-list li+li{margin-top:4px;}
.mega-list a{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:8px;font-size:14.5px;color:var(--ink);}
.mega-list a i{color:var(--primary);font-size:12px;}
.mega-list a:hover{background:var(--primary-soft);color:var(--primary-dark);}
.mega-card{
  background:var(--primary-soft);border-radius:14px;padding:16px;
  display:flex;flex-direction:column;gap:10px;
}
.mega-card img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:10px;}
.mega-card p{font-size:14px;line-height:1.7;color:var(--ink-2);margin:0;}
.mega-card a{font-size:14.5px;font-weight:600;}
.menu-toggle{
  display:none;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:10px 16px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-btn);
  font-size:14.5px;font-weight:600;cursor:pointer;
}
.mobile-extra{display:none;}

/* 内页横幅 */
.page-hero{
  position:relative;overflow:hidden;
  background:
    linear-gradient(180deg,rgba(247,245,239,.94),rgba(247,245,239,.99)),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  border-bottom:1px solid var(--line);
  padding:64px 0 72px;
}
.page-hero::after{
  content:"";position:absolute;right:-60px;top:-80px;width:420px;height:420px;
  border-radius:50%;border:1px solid rgba(11,91,78,.08);
  pointer-events:none;
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--ink-3);margin-bottom:20px;}
.breadcrumb a{color:var(--ink-2);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb span[aria-current]{color:var(--ink-3);}
.page-hero h1{max-width:820px;margin-bottom:18px;}
.page-hero .lead{font-size:16.5px;line-height:1.85;color:var(--ink-2);max-width:640px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-facts{
  display:flex;flex-wrap:wrap;gap:14px 36px;margin-top:36px;
  padding-top:26px;border-top:1px solid var(--line);
}
.hero-facts div{display:flex;align-items:center;gap:10px;font-size:14.5px;color:var(--ink-2);}
.hero-facts i{color:var(--primary);font-size:14px;}

/* 指标条 */
.metric-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  margin-top:-38px;position:relative;z-index:2;
}
.metric-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-1);transition:box-shadow .2s ease,transform .2s ease;
}
.metric-card:hover{box-shadow:var(--sh-2);transform:translateY(-3px);}
.metric-num{font-size:30px;font-weight:700;color:var(--primary);line-height:1.15;letter-spacing:-.02em;}
.metric-num small{font-size:15px;font-weight:600;margin-left:2px;}
.metric-card p{font-size:14px;margin-top:8px;color:var(--ink-2);}

/* 流程时间线 */
.timeline{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  position:relative;margin-top:8px;
}
.timeline::before{
  content:"";position:absolute;left:28px;right:28px;top:26px;height:1px;
  background:linear-gradient(90deg,rgba(11,91,78,.35),rgba(11,91,78,.12));
}
.timeline-step{position:relative;padding-top:0;}
.step-dot{
  width:52px;height:52px;border-radius:50%;
  background:#fff;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:17px;color:var(--primary);
  box-shadow:var(--sh-1);position:relative;z-index:1;
  transition:all .2s ease;
}
.timeline-step:hover .step-dot{background:var(--primary);color:#fff;border-color:var(--primary);transform:translateY(-3px);}
.timeline-step h3{margin:20px 0 10px;font-size:18px;}
.timeline-step p{font-size:15px;line-height:1.8;}

/* 双栏清单 */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.check-list li{
  display:flex;gap:14px;align-items:flex-start;
  padding:18px 0;border-bottom:1px solid var(--line);
}
.check-list li:first-child{border-top:1px solid var(--line);}
.check-list i{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  background:var(--primary-soft);color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-size:12px;margin-top:3px;
}
.check-list h4{margin-bottom:4px;}
.check-list p{font-size:14.5px;line-height:1.75;}
.split-figure{
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);
  border:1px solid var(--line);
}
.split-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .45s ease;}
.split-figure:hover img{transform:scale(1.03);}
.figure-note{font-size:13px;color:var(--ink-3);margin-top:12px;text-align:center;}

/* 服务分级卡片 */
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.plan-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px;display:flex;flex-direction:column;gap:14px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.plan-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:rgba(11,91,78,.28);}
.plan-card.is-featured{border-color:var(--primary);box-shadow:var(--sh-2);}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:500;border-radius:999px;padding:5px 12px;
  background:var(--amber-soft);color:#A8541A;
}
.badge--green{background:var(--primary-soft);color:var(--primary-dark);}
.plan-card h3{font-size:19px;}
.plan-card p{font-size:14.5px;line-height:1.8;}
.plan-list li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--ink-2);padding:7px 0;}
.plan-list i{color:var(--success);margin-top:5px;font-size:12px;}
.plan-foot{margin-top:auto;padding-top:16px;border-top:1px solid var(--line);font-size:14px;color:var(--ink-2);}

/* 深色数据带 */
.dark-band{
  background:var(--deep);color:#fff;position:relative;overflow:hidden;
}
.dark-band::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:64px 64px;pointer-events:none;
}
.dark-band .grid-container{position:relative;z-index:1;}
.dark-band h2{color:#fff;margin-bottom:14px;}
.dark-band .section-head p{color:rgba(255,255,255,.72);}
.band-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;}
.band-item{border-top:1px solid rgba(255,255,255,.14);padding-top:20px;}
.band-item .num{font-size:34px;font-weight:700;color:#5FD6BC;line-height:1.1;letter-spacing:-.02em;}
.band-item .num small{font-size:15px;font-weight:600;margin-left:2px;}
.band-item p{color:rgba(255,255,255,.72);font-size:14.5px;margin-top:10px;line-height:1.75;}

/* 表单区 */
.contact-wrap{
  display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:start;
}
.form-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:32px;box-shadow:var(--sh-1);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field--full{grid-column:1 / -1;}
.field label{font-size:13px;color:var(--ink-2);font-weight:500;}
.field input,.field textarea{
  width:100%;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-btn);padding:12px 16px;font-size:15px;
  color:var(--ink);transition:border-color .18s ease,box-shadow .18s ease;
}
.field textarea{min-height:132px;resize:vertical;line-height:1.75;}
.field input::placeholder,.field textarea::placeholder{color:var(--ink-3);}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(11,91,78,.12);
}
.field.has-error input,.field.has-error textarea{
  border-color:var(--amber);box-shadow:0 0 0 3px rgba(224,122,47,.12);
}
.field .tip{font-size:13px;color:var(--amber);}
.form-note{font-size:13px;color:var(--ink-3);margin-top:14px;line-height:1.7;}
.promise{
  background:var(--primary-soft);border-radius:var(--r-card);padding:28px;
  border:1px solid rgba(11,91,78,.14);
}
.promise h3{color:var(--primary-dark);margin-bottom:12px;}
.promise p{font-size:14.5px;line-height:1.85;color:var(--ink-2);}
.promise ul{margin-top:18px;display:flex;flex-direction:column;gap:10px;}
.promise li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--ink-2);}
.promise li i{color:var(--primary);margin-top:5px;font-size:12px;}

/* FAQ */
.faq-list{max-width:900px;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  position:relative;cursor:pointer;list-style:none;
  padding:22px 44px 22px 0;font-size:17px;font-weight:600;color:var(--ink);
  transition:color .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:8px;top:50%;transform:translateY(-50%);
  font-size:13px;color:var(--ink-3);transition:transform .2s ease,color .2s ease;
}
.faq-item summary::before{
  content:"";position:absolute;left:-16px;top:18px;bottom:18px;width:3px;
  background:var(--amber);border-radius:3px;opacity:0;transition:opacity .2s ease;
}
.faq-item[open] summary{color:var(--primary);}
.faq-item[open] summary::before{opacity:1;}
.faq-item[open] summary::after{transform:translateY(-50%) rotate(180deg);color:var(--primary);}
.faq-item summary:hover{color:var(--primary);}
.faq-item .answer{padding:0 44px 24px 0;font-size:15.5px;line-height:1.8;color:var(--ink-2);}
.faq-list{padding-left:16px;}

/* CTA 条 */
.cta-band{
  background:var(--deep);border-radius:var(--r-lg);
  padding:52px;position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:space-between;gap:40px;
}
.cta-band::before{
  content:"";position:absolute;right:-90px;bottom:-120px;width:360px;height:360px;
  border-radius:50%;border:1px solid rgba(255,255,255,.12);
}
.cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,30px);margin-bottom:12px;}
.cta-band p{color:rgba(255,255,255,.72);font-size:15.5px;max-width:600px;}
.cta-actions{display:flex;flex-direction:column;align-items:flex-start;gap:14px;position:relative;z-index:1;}
.cta-actions .text-link{color:#5FD6BC;}
.cta-actions .text-link:hover{color:#fff;}

/* 页脚 */
.site-footer{background:var(--deep);color:rgba(255,255,255,.74);margin-top:96px;padding:72px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand .logo{margin-bottom:18px;}
.footer-brand .logo-text{color:#fff;}
.footer-brand p{color:rgba(255,255,255,.66);font-size:14.5px;line-height:1.85;max-width:360px;}
.footer-title{font-size:14px;font-weight:600;color:#fff;letter-spacing:.04em;margin-bottom:18px;}
.footer-links li+li{margin-top:10px;}
.footer-links a{color:rgba(255,255,255,.7);font-size:14.5px;display:inline-block;transition:color .18s ease,transform .18s ease;}
.footer-links a:hover{color:var(--amber);transform:translateX(2px);}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:rgba(255,255,255,.7);line-height:1.7;}
.footer-contact li+li{margin-top:12px;}
.footer-contact i{color:#5FD6BC;margin-top:5px;font-size:13px;}
.footer-qr{margin-top:18px;}
.footer-qr img{width:96px;height:96px;object-fit:cover;border-radius:10px;border:1px solid rgba(255,255,255,.14);}
.footer-bottom{
  margin-top:56px;padding:22px 0;border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;gap:12px 32px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.6);
}

/* 响应式 */
@media screen and (max-width:1023px){
  .section{padding:72px 0;}
  .section--tight{padding:56px 0;}
  .nav-inner{height:60px;padding:0 16px;gap:12px;}
  .menu-toggle{display:inline-flex;}
  .main-nav{
    position:fixed;left:0;right:0;top:60px;
    background:#fff;border-bottom:1px solid var(--line);
    box-shadow:var(--sh-3);padding:12px 16px 20px;
    display:none;max-height:calc(100vh - 60px);overflow-y:auto;
  }
  .main-nav.is-open{display:block;}
  .main-nav ul{flex-direction:column;align-items:stretch;gap:2px;}
  .main-nav a{padding:13px 12px;font-size:16px;border-radius:10px;}
  .main-nav a.is-active::after{left:12px;right:auto;width:22px;bottom:6px;}
  .mega{display:none;}
  .mobile-extra{display:block;border-top:1px solid var(--line);margin-top:14px;padding-top:16px;}
  .mobile-extra .mega-col-title{margin-bottom:10px;}
  .mobile-extra a{display:flex;gap:8px;align-items:center;padding:11px 12px;border-radius:10px;font-size:15px;color:var(--ink-2);}
  .mobile-extra a:hover{background:var(--primary-soft);color:var(--primary-dark);}
  .mobile-extra a i{color:var(--primary);font-size:12px;}
  .metric-strip{grid-template-columns:repeat(2,1fr);margin-top:28px;}
  .timeline{grid-template-columns:repeat(2,1fr);gap:32px;}
  .timeline::before{display:none;}
  .split{grid-template-columns:1fr;gap:36px;}
  .plan-grid{grid-template-columns:1fr;gap:20px;}
  .band-grid{grid-template-columns:repeat(2,1fr);gap:24px;}
  .contact-wrap{grid-template-columns:1fr;gap:32px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:40px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media screen and (max-width:639px){
  body{font-size:15.5px;}
  .grid-container{padding-left:16px;padding-right:16px;}
  .section{padding:52px 0;}
  .section--tight{padding:44px 0;}
  .page-hero{padding:40px 0 52px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .hero-facts{flex-direction:column;gap:12px;}
  .metric-strip{grid-template-columns:1fr;gap:14px;}
  .timeline{grid-template-columns:1fr;gap:28px;}
  .metric-card,.plan-card,.form-card{padding:20px;}
  .band-grid{grid-template-columns:1fr;gap:20px;}
  .form-grid{grid-template-columns:1fr;}
  .faq-list{padding-left:12px;}
  .faq-item summary{font-size:16px;padding:18px 36px 18px 0;}
  .faq-item .answer{padding:0 12px 20px 0;}
  .cta-band{padding:32px 22px;border-radius:16px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .site-footer{margin-top:52px;padding-top:48px;}
  .footer-bottom{flex-direction:column;gap:8px;}
}