/* roulang page: index */
:root{
  --brand:#12615C;
  --brand-deep:#0A3F3C;
  --brand-soft:#DCE9E6;
  --sand:#F5F1EA;
  --paper:#FFFFFF;
  --ink:#14181B;
  --ink-2:#5A6469;
  --ink-3:#8A9199;
  --line:#E2DED6;
  --dark:#0C1F1E;
  --amber:#E07A34;
  --ok:#2F7D5F;
  --warn:#B4552A;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(12,31,30,.06);
  --sh-2:0 8px 24px rgba(12,31,30,.10);
  --ease:cubic-bezier(.22,.61,.36,1);
  --t:260ms;
  --bs-body-font-family:"Noto Sans SC","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  --bs-body-color:#14181B;
  --bs-body-bg:#F5F1EA;
  --bs-link-color:#12615C;
  --bs-link-hover-color:#0A3F3C;
  --bs-border-color:#E2DED6;
  --bs-gutter-x:24px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--sand);
  color:var(--ink);
  font-family:"Noto Sans SC","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand);text-decoration:none;transition:color var(--t) var(--ease);}
a:hover{color:var(--brand-deep);}
h1,h2,h3,h4{color:var(--ink);font-weight:800;letter-spacing:-.015em;line-height:1.32;margin:0;}
h1{font-size:clamp(34px,5vw,56px);}
h2{font-size:clamp(26px,3.4vw,40px);}
h3{font-size:20px;}
p{margin:0 0 18px;}
ul,ol{margin:0;padding:0;}
input,button,select,textarea{font:inherit;color:inherit;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(18,97,92,.30);border-radius:6px;}
.container{max-width:1280px;padding-left:20px;padding-right:20px;}
@media (min-width:992px){.container{padding-left:32px;padding-right:32px;}}
@media (min-width:1400px){.container{max-width:1280px;}}
.section{padding:56px 0;}
@media (min-width:992px){.section{padding:104px 0;}}
.section-tight{padding:48px 0;}
@media (min-width:992px){.section-tight{padding:72px 0;}}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.06em;font-weight:700;color:var(--brand-deep);
  background:var(--brand-soft);border-radius:999px;padding:6px 14px;margin-bottom:18px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:999px;background:var(--amber);}
.section-head{margin-bottom:24px;}
.section-head p{color:var(--ink-2);max-width:700px;margin:14px 0 0;font-size:16px;}
.section-head-row{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px;}
@media (min-width:992px){.section-head{margin-bottom:28px;}}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid transparent;
  transition:box-shadow var(--t) var(--ease),border-color var(--t) var(--ease),background var(--t) var(--ease);
}
.site-header.is-stuck{border-bottom-color:var(--line);box-shadow:var(--sh-1);}
.brand-row{
  display:flex;align-items:center;gap:18px;
  padding-top:16px;padding-bottom:16px;
  transition:padding var(--t) var(--ease);
}
.site-header.is-stuck .brand-row{padding-top:10px;padding-bottom:10px;}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;flex:0 0 auto;
  background:var(--brand);position:relative;overflow:hidden;
  transition:transform var(--t) var(--ease);
}
.brand-mark::before{
  content:"";position:absolute;left:9px;right:9px;bottom:9px;height:2px;background:rgba(255,255,255,.55);border-radius:2px;
}
.brand-mark::after{
  content:"";position:absolute;left:9px;bottom:12px;width:14px;height:14px;
  border:2px solid #fff;border-radius:50% 50% 46% 46%;border-bottom:none;
}
.brand:hover .brand-mark{transform:translateY(-1px);}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:-.01em;}
.brand-sub{font-size:11px;letter-spacing:.14em;color:var(--ink-3);text-transform:uppercase;}
.site-header.is-stuck .brand-sub{display:none;}
.brand-row-spacer{flex:1 1 auto;}
.head-actions{display:flex;align-items:center;gap:6px;}
.head-link{
  display:inline-flex;align-items:center;height:44px;padding:0 12px;
  font-size:14px;font-weight:600;color:var(--ink-2);border-radius:var(--r-btn);
  transition:color var(--t) var(--ease),background var(--t) var(--ease);
}
.head-link:hover{color:var(--brand-deep);background:var(--brand-soft);}
.icon-btn{
  width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);background:var(--paper);border-radius:var(--r-btn);
  color:var(--ink-2);cursor:pointer;transition:all var(--t) var(--ease);
}
.icon-btn:hover{border-color:var(--brand);color:var(--brand-deep);}
.icon-btn svg{width:18px;height:18px;}
.channel-row{border-top:1px solid var(--line);}
.site-header.is-stuck .channel-row{border-top-color:transparent;}
.channel-inner{display:flex;align-items:center;gap:8px;padding-top:2px;padding-bottom:2px;}
.channel-scroll{
  display:flex;align-items:center;gap:4px;flex:1 1 auto;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
}
.channel-scroll::-webkit-scrollbar{display:none;}
.channel-link{
  position:relative;display:inline-flex;align-items:center;height:48px;padding:0 14px;
  font-size:15px;font-weight:600;color:var(--ink-2);white-space:nowrap;
  transition:color var(--t) var(--ease);
}
.channel-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:6px;height:2px;border-radius:2px;
  background:var(--amber);transform:scaleX(0);transform-origin:left center;
  transition:transform var(--t) var(--ease);
}
.channel-link:hover{color:var(--brand-deep);}
.channel-link:hover::after{transform:scaleX(.42);}
.channel-link.active{color:var(--brand-deep);font-weight:800;}
.channel-link.active::after{transform:scaleX(1);}
.channel-tags{display:none;align-items:center;gap:8px;padding-left:10px;flex:0 0 auto;}
@media (min-width:1200px){.channel-tags{display:flex;}}
.hot-tag{
  display:inline-flex;align-items:center;height:30px;padding:0 12px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand-deep);font-size:12px;font-weight:600;letter-spacing:.06em;
  border:1px solid transparent;transition:all var(--t) var(--ease);white-space:nowrap;
}
.hot-tag:hover{border-color:var(--amber);color:var(--brand-deep);}
.search-panel{
  display:none;border-top:1px solid var(--line);background:var(--paper);
  padding:20px 0 22px;
}
.search-panel.open{display:block;}
.search-form{display:flex;gap:10px;align-items:center;}
.search-input{
  flex:1 1 auto;height:44px;border:1px solid var(--line);border-radius:var(--r-btn);
  padding:0 14px;background:var(--paper);transition:border-color var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.search-input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(18,97,92,.16);}
.search-close{
  width:44px;height:44px;flex:0 0 auto;border:1px solid var(--line);background:var(--paper);
  border-radius:var(--r-btn);color:var(--ink-2);font-size:20px;line-height:1;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;transition:all var(--t) var(--ease);
}
.search-close:hover{border-color:var(--brand);color:var(--brand-deep);}
.search-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.search-tags-label{font-size:12px;letter-spacing:.06em;color:var(--ink-3);align-self:center;margin-right:4px;}

/* ---------- Buttons ---------- */
.btn-main,.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;height:48px;padding:0 22px;
  border-radius:var(--r-btn);font-size:15px;font-weight:700;letter-spacing:.01em;
  cursor:pointer;border:1px solid transparent;
  transition:background var(--t) var(--ease),border-color var(--t) var(--ease),color var(--t) var(--ease),transform var(--t) var(--ease);
}
.btn-main{background:var(--brand);color:#fff;}
.btn-main:hover{background:var(--brand-deep);color:#fff;}
.btn-main .arw{transition:transform var(--t) var(--ease);}
.btn-main:hover .arw{transform:translateX(4px);}
.btn-amber{background:var(--amber);color:#fff;}
.btn-amber:hover{background:#c96a2b;color:#fff;}
.btn-ghost{background:transparent;border-color:var(--brand);color:var(--brand);}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-deep);border-color:var(--brand);}
.btn-ghost .arw{transition:transform var(--t) var(--ease);}
.btn-ghost:hover .arw{transform:translateX(4px);}
.link-more{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--brand);
  text-underline-offset:4px;
}
.link-more:hover{text-decoration:underline;color:var(--brand-deep);}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;background:var(--brand-deep);
  padding:64px 0 56px;color:#F5F1EA;
}
@media (min-width:992px){.hero{padding:104px 0 88px;}}
.hero-bg{
  position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;opacity:.55;
}
.hero-mask{position:absolute;inset:0;background:linear-gradient(100deg,rgba(10,63,60,.90) 0%,rgba(10,63,60,.72) 55%,rgba(10,63,60,.62) 100%);}
.hero-inner{position:relative;z-index:2;}
.hero h1{color:#fff;max-width:880px;}
.hero h1 span{color:#F2C39B;}
.hero-sub{
  margin:20px 0 0;max-width:640px;font-size:17px;line-height:1.8;color:rgba(245,241,234,.88);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-actions .btn-ghost{border-color:rgba(245,241,234,.55);color:#F5F1EA;}
.hero-actions .btn-ghost:hover{background:rgba(245,241,234,.12);color:#fff;border-color:rgba(245,241,234,.85);}
.hero-meta{
  margin-top:26px;display:flex;flex-wrap:wrap;gap:10px;font-size:13px;letter-spacing:.04em;
  color:rgba(245,241,234,.72);
}
.hero-meta span{display:inline-flex;align-items:center;gap:8px;}
.hero-meta span::before{content:"";width:5px;height:5px;border-radius:999px;background:var(--amber);}
.trust-bar{
  position:relative;z-index:3;background:var(--paper);border-bottom:1px solid var(--line);
}
.trust-grid{display:grid;grid-template-columns:repeat(2,1fr);}
@media (min-width:768px){.trust-grid{grid-template-columns:repeat(4,1fr);}}
.trust-item{padding:26px 20px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);}
@media (min-width:768px){.trust-item{border-bottom:none;}}
.trust-item:nth-child(2n){border-right:none;}
@media (min-width:768px){
  .trust-item:nth-child(2n){border-right:1px solid var(--line);}
  .trust-item:last-child{border-right:none;}
}
.trust-num{
  font-family:Inter,system-ui,sans-serif;font-size:clamp(26px,3vw,36px);font-weight:800;
  color:var(--brand-deep);letter-spacing:-.02em;line-height:1.1;
}
.trust-num em{font-style:normal;color:var(--amber);}
.trust-label{margin-top:6px;font-size:14px;color:var(--ink-2);line-height:1.6;}

/* ---------- Numbered bands ---------- */
.band{
  display:grid;gap:28px;align-items:center;
  padding:36px 0;border-bottom:1px solid var(--line);
}
.band:first-of-type{border-top:1px solid var(--line);}
@media (min-width:992px){.band{grid-template-columns:7fr 5fr;gap:56px;padding:48px 0;}}
@media (min-width:992px){.band.reverse .band-media{order:2;} .band.reverse .band-body{order:1;}}
.band-media{position:relative;}
.band-media img{
  width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-img);
  border:1px solid var(--line);box-shadow:var(--sh-1);
}
.band-index{
  font-family:Inter,system-ui,sans-serif;font-size:13px;font-weight:700;letter-spacing:.16em;
  color:var(--amber);display:block;margin-bottom:12px;
}
.band-body h3{font-size:clamp(22px,2.4vw,28px);margin-bottom:14px;}
.band-body p{color:var(--ink-2);max-width:560px;}
.band-list{list-style:none;margin-top:20px;border-top:1px solid var(--line);}
.band-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:13px 0;border-bottom:1px solid var(--line);font-size:15px;color:var(--ink);
}
.band-list li::before{
  content:"";flex:0 0 auto;width:6px;height:6px;margin-top:10px;border-radius:999px;background:var(--brand);
}

/* ---------- Scenarios ---------- */
.scene-wrap{display:grid;gap:24px;}
@media (min-width:992px){.scene-wrap{grid-template-columns:300px 1fr;gap:44px;}}
.scene-nav{
  display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;padding-bottom:4px;
  border-bottom:1px solid var(--line);
}
.scene-nav::-webkit-scrollbar{display:none;}
@media (min-width:992px){
  .scene-nav{flex-direction:column;overflow:visible;border-bottom:none;gap:0;}
}
.scene-tab{
  position:relative;flex:0 0 auto;text-align:left;background:var(--paper);
  border:1px solid var(--line);border-radius:var(--r-btn);
  padding:12px 16px;font-size:15px;font-weight:600;color:var(--ink-2);cursor:pointer;
  transition:all var(--t) var(--ease);white-space:nowrap;min-height:44px;
}
@media (min-width:992px){
  .scene-tab{
    border:none;border-radius:0;border-left:3px solid transparent;background:transparent;
    padding:15px 16px;white-space:normal;
  }
  .scene-tab+.scene-tab{border-top:1px solid var(--line);}
}
.scene-tab:hover{color:var(--brand-deep);border-color:var(--brand-soft);}
.scene-tab.active{
  color:var(--brand-deep);border-color:var(--brand);background:var(--brand-soft);font-weight:700;
}
@media (min-width:992px){
  .scene-tab.active{background:var(--brand-soft);border-left-color:var(--brand);border-radius:0 8px 8px 0;}
}
.scene-pane{display:none;}
.scene-pane.active{display:block;animation:fadeUp .32s var(--ease);}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:none;}}
.scene-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
}
.scene-card img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.scene-card-body{padding:22px 24px 26px;}
.scene-card-body h3{margin-bottom:12px;}
.scene-card-body p{color:var(--ink-2);margin-bottom:16px;}
.pill-list{display:flex;flex-wrap:wrap;gap:8px;}
.pill{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand-deep);font-size:12px;font-weight:600;letter-spacing:.06em;
}

/* ---------- Evidence ---------- */
.quote-block{
  background:var(--dark);color:#F5F1EA;border-radius:var(--r-card);
  border:1px solid rgba(220,233,230,.22);padding:34px 28px;
}
@media (min-width:992px){.quote-block{padding:52px 56px;}}
.quote-block .q-mark{
  font-family:Inter,system-ui,sans-serif;font-size:44px;line-height:1;color:var(--amber);display:block;margin-bottom:12px;
}
.quote-block p{
  color:#F5F1EA;font-size:clamp(18px,2.2vw,24px);font-weight:700;line-height:1.6;margin:0 0 22px;max-width:860px;
}
.quote-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;border-top:1px solid rgba(220,233,230,.2);padding-top:22px;}
@media (min-width:768px){.quote-stats{grid-template-columns:repeat(4,1fr);}}
.quote-stats .num{
  font-family:Inter,system-ui,sans-serif;font-size:28px;font-weight:800;color:#fff;letter-spacing:-.02em;line-height:1.1;
}
.quote-stats .lbl{font-size:13px;color:rgba(245,241,234,.72);margin-top:4px;letter-spacing:.04em;}
.case-list{margin-top:28px;border-top:1px solid var(--line);}
.case-row{
  display:grid;gap:8px;padding:20px 0;border-bottom:1px solid var(--line);
}
@media (min-width:768px){.case-row{grid-template-columns:150px 1fr 190px;align-items:center;gap:24px;}}
.case-industry{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:rgba(47,125,95,.10);color:var(--ok);font-size:12px;font-weight:700;letter-spacing:.06em;width:max-content;
}
.case-desc{color:var(--ink-2);font-size:15px;}
.case-result{
  font-family:Inter,system-ui,sans-serif;font-size:19px;font-weight:800;color:var(--brand-deep);letter-spacing:-.01em;
}

/* ---------- Pricing ---------- */
.price-strip{
  display:grid;background:var(--paper);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
}
@media (min-width:992px){.price-strip{grid-template-columns:repeat(3,1fr);}}
.price-col{padding:28px 24px 30px;border-bottom:1px solid var(--line);position:relative;}
@media (min-width:992px){
  .price-col{border-bottom:none;border-right:1px solid var(--line);}
  .price-col:last-child{border-right:none;}
}
.price-col:last-child{border-bottom:none;}
.price-col.featured{background:#FBFDFC;}
.price-col.featured::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--amber);}
.price-tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  background:rgba(224,122,52,.14);color:#a8551f;font-size:12px;font-weight:700;letter-spacing:.06em;margin-bottom:12px;
}
.price-name{font-size:18px;font-weight:800;margin-bottom:6px;}
.price-desc{font-size:14px;color:var(--ink-2);margin-bottom:18px;min-height:44px;}
.price-value{
  font-family:Inter,system-ui,sans-serif;font-size:36px;font-weight:800;color:var(--brand-deep);letter-spacing:-.02em;line-height:1.1;
}
.price-value small{font-size:14px;font-weight:600;color:var(--ink-3);letter-spacing:0;margin-left:6px;}
.price-feats{list-style:none;margin:20px 0 24px;border-top:1px solid var(--line);}
.price-feats li{
  display:flex;gap:10px;align-items:flex-start;padding:11px 0;border-bottom:1px solid var(--line);
  font-size:14px;color:var(--ink-2);
}
.price-feats li::before{content:"✓";color:var(--brand);font-weight:800;flex:0 0 auto;}
.price-note{font-size:13px;color:var(--ink-3);margin:14px 0 0;}

/* ---------- CMS news ---------- */
.news-card{
  display:flex;flex-direction:column;height:100%;background:var(--paper);
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);color:inherit;
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),border-color var(--t) var(--ease);
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#A9CFC8;color:inherit;}
.news-card figure{margin:0;overflow:hidden;}
.news-card img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform 320ms var(--ease);}
.news-card:hover img{transform:scale(1.03);}
.news-card-body{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1 1 auto;}
.news-card h3{
  font-size:17px;line-height:1.5;margin:10px 0 10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card .excerpt{
  font-size:14px;color:var(--ink-2);margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:13px;color:var(--ink-3);letter-spacing:.04em;border-top:1px solid var(--line);padding-top:14px;
}
.news-meta .go{color:var(--brand);font-weight:700;}
.empty-state{
  background:var(--paper);border:1px dashed var(--line);border-radius:var(--r-card);
  padding:44px 24px;text-align:center;
}
.empty-state p{color:var(--ink-2);margin-bottom:18px;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;}
.accordion-item{border:none;border-bottom:1px solid var(--line);background:transparent;}
.accordion-button{
  background:transparent;box-shadow:none;padding:22px 46px 22px 0;font-size:17px;font-weight:700;color:var(--ink);
  border-radius:0;position:relative;
}
.accordion-button:not(.collapsed){color:var(--brand-deep);background:transparent;box-shadow:none;}
.accordion-button:focus{box-shadow:none;border-radius:6px;}
.accordion-button::after{
  content:"+";background-image:none;position:absolute;right:8px;top:50%;transform:translateY(-50%);
  width:28px;height:28px;font-size:20px;font-weight:600;color:var(--brand);
  display:flex;align-items:center;justify-content:center;line-height:1;transition:color var(--t) var(--ease);
}
.accordion-button:not(.collapsed)::after{content:"−";color:var(--amber);}
.accordion-body{padding:0 46px 24px 0;color:var(--ink-2);font-size:15.5px;}

/* ---------- CTA band ---------- */
.cta-band{background:var(--brand-soft);border-radius:var(--r-card);padding:40px 28px;}
@media (min-width:992px){.cta-band{padding:56px 64px;}}
.cta-band h2{margin-bottom:12px;}
.cta-band p{color:var(--ink-2);max-width:620px;margin-bottom:26px;}

/* ---------- Footer ---------- */
.site-footer{background:var(--dark);color:rgba(245,241,234,.78);margin-top:0;padding-top:56px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand .brand-mark{background:var(--brand);}
.footer-brand .brand-name{color:#fff;font-size:17px;font-weight:800;}
.footer-about{font-size:14px;line-height:1.9;max-width:340px;color:rgba(245,241,234,.72);}
.site-footer h4{color:#fff;font-size:14px;letter-spacing:.08em;margin-bottom:18px;font-weight:700;}
.footer-list{list-style:none;}
.footer-list li{margin-bottom:11px;}
.footer-list a{color:rgba(245,241,234,.78);font-size:14px;}
.footer-list a:hover{color:#A9CFC8;}
.footer-info{font-size:14px;line-height:1.95;color:rgba(245,241,234,.7);}
.footer-info strong{color:#fff;font-weight:700;}
.footer-bottom{
  margin-top:44px;border-top:1px solid rgba(245,241,234,.16);padding:22px 0 30px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:rgba(245,241,234,.6);
}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{transition-duration:.01ms !important;animation-duration:.01ms !important;}
  .news-card:hover,.btn-main:hover .arw,.btn-ghost:hover .arw{transform:none !important;}
}

/* roulang page: article */
:root{
  --ink:#12615C;
  --ink-deep:#0A3F3C;
  --ink-soft:#DCE9E6;
  --sand:#F5F1EA;
  --paper:#FFFFFF;
  --dark:#0C1F1E;
  --text:#14181B;
  --muted:#5A6469;
  --faint:#8A9199;
  --line:#E2DED6;
  --amber:#E07A34;
  --amber-deep:#C96A2B;
  --ok:#2F7D5F;
  --warn:#B4552A;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(12,31,30,.06);
  --sh-2:0 8px 24px rgba(12,31,30,.10);
  --ease:cubic-bezier(.22,.61,.36,1);
  --sec-y:96px;
  --bs-body-bg:var(--sand);
  --bs-body-color:var(--text);
  --bs-link-color:var(--ink);
  --bs-link-hover-color:var(--ink-deep);
  --bs-border-color:var(--line);
  --bs-font-sans-serif:"Noto Sans SC","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--sand);
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--ink);text-decoration:none;transition:color .24s var(--ease)}
a:hover{color:var(--ink-deep)}
button{font-family:inherit}
h1,h2,h3,h4{font-weight:800;letter-spacing:-.015em;color:var(--text);margin:0}
p{margin:0 0 18px}
.container{width:100%;max-width:1280px;margin:0 auto;padding-left:20px;padding-right:20px}
:focus-visible{outline:2px solid var(--ink);outline-offset:2px;border-radius:4px}

/* ============ 头部 / 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:var(--paper);
  border-bottom:1px solid var(--line);
  transition:box-shadow .28s var(--ease);
}
.site-header.is-stuck{box-shadow:var(--sh-2)}
.brand-row{display:flex;align-items:center;gap:14px;height:74px;transition:height .28s var(--ease)}
.site-header.is-stuck .brand-row{height:56px}
.brand{display:flex;align-items:center;gap:12px;color:var(--text)}
.brand:hover{color:var(--ink)}
.brand-mark{
  width:34px;height:34px;border-radius:10px;flex:0 0 34px;
  background:var(--ink);position:relative;display:inline-block;
}
.brand-mark::before{
  content:"";position:absolute;left:8px;top:11px;width:18px;height:12px;
  border:2px solid var(--ink-soft);border-radius:12px 12px 6px 6px;border-bottom-color:transparent;
}
.brand-mark::after{
  content:"";position:absolute;left:13px;bottom:7px;width:8px;height:8px;
  border:2px solid var(--ink-soft);border-radius:50%;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-size:19px;font-weight:800;letter-spacing:-.02em}
.brand-sub{font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--faint)}
.brand-row-spacer{flex:1 1 auto}
.head-actions{display:flex;align-items:center;gap:10px}
.icon-btn{
  width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-btn);
  color:var(--muted);cursor:pointer;transition:border-color .24s var(--ease),color .24s var(--ease),background .24s var(--ease);
}
.icon-btn svg{width:20px;height:20px}
.icon-btn:hover{border-color:var(--ink);color:var(--ink);background:var(--sand)}
.head-link{padding:10px 4px;font-size:14px;font-weight:600;color:var(--ink);text-underline-offset:4px}
.head-link:hover{text-decoration:underline}

.channel-row{border-top:1px solid var(--line)}
.channel-inner{display:flex;align-items:center;justify-content:space-between;gap:24px}
.channel-scroll{display:flex;align-items:center;gap:30px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.channel-scroll::-webkit-scrollbar{display:none}
.channel-link{
  position:relative;white-space:nowrap;padding:14px 0;font-size:15px;color:var(--muted);
  transition:color .24s var(--ease);
}
.channel-link::after{
  content:"";position:absolute;left:0;right:0;bottom:8px;height:2px;background:var(--amber);
  transform:scaleX(0);transform-origin:left;transition:transform .28s var(--ease);
}
.channel-link:hover{color:var(--ink)}
.channel-link:hover::after{transform:scaleX(.45)}
.channel-link.active{color:var(--ink);font-weight:700}
.channel-link.active::after{transform:scaleX(1)}
.channel-tags{display:flex;align-items:center;gap:8px}
.hot-tag{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:999px;
  background:var(--ink-soft);color:var(--ink-deep);font-size:12px;letter-spacing:.06em;
  border:1px solid transparent;transition:border-color .24s var(--ease),background .24s var(--ease),color .24s var(--ease);
}
.hot-tag:hover{border-color:var(--amber);color:var(--ink-deep)}

.search-panel{display:none;background:var(--paper);border-top:1px solid var(--line);padding:18px 0 22px}
.search-panel.open{display:block}
.search-form{display:flex;align-items:center;gap:12px}
.search-input{
  flex:1 1 auto;height:44px;border:1px solid var(--line);border-radius:var(--r-btn);
  padding:0 16px;font-size:15px;color:var(--text);background:var(--paper);
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.search-input::placeholder{color:var(--faint)}
.search-input:focus{outline:none;border-color:var(--ink);box-shadow:0 0 0 3px rgba(18,97,92,.18)}
.search-close{
  width:44px;height:44px;flex:0 0 44px;background:var(--paper);border:1px solid var(--line);
  border-radius:var(--r-btn);color:var(--muted);font-size:20px;line-height:1;cursor:pointer;
  transition:border-color .24s var(--ease),color .24s var(--ease);
}
.search-close:hover{border-color:var(--ink);color:var(--ink)}
.search-tags{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:14px}
.search-tags-label{font-size:12px;letter-spacing:.06em;color:var(--faint);margin-right:4px}

/* ============ 文章头部 ============ */
.article-hero{background:var(--paper);border-bottom:1px solid var(--line);padding:30px 0 38px}
.crumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--faint);margin-bottom:22px}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--ink);text-decoration:underline;text-underline-offset:4px}
.crumb .sep{color:#C6C0B6}
.crumb .current{max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--faint)}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:var(--ink-soft);color:var(--ink-deep);font-size:12px;letter-spacing:.06em;
}
.tag.tag-status{background:rgba(47,125,95,.1);color:var(--ok)}
.article-hero h1{
  font-size:clamp(28px,4.1vw,44px);line-height:1.35;margin:16px 0 16px;max-width:920px;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;font-size:14px;letter-spacing:.04em;color:var(--faint)}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-meta i{width:5px;height:5px;border-radius:50%;background:#C6C0B6;display:inline-block;font-style:normal}

/* ============ 正文布局 ============ */
.article-wrap{padding:56px 0 var(--sec-y)}
.article-body{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:36px 32px}
.prose{max-width:760px;font-size:16px;line-height:1.9;color:var(--text);overflow-wrap:break-word}
.prose > *:first-child{margin-top:0}
.prose p{margin:0 0 20px}
.prose h2{
  font-size:clamp(21px,2.5vw,27px);line-height:1.45;margin:48px 0 12px;
  padding-left:14px;border-left:3px solid var(--ink);scroll-margin-top:120px;
}
.prose h3{font-size:20px;font-weight:700;margin:34px 0 10px;scroll-margin-top:120px}
.prose h4{font-size:17px;font-weight:700;margin:26px 0 8px}
.prose ul,.prose ol{padding-left:24px;margin:0 0 20px}
.prose li{margin-bottom:8px}
.prose img{border-radius:var(--r-img);margin:8px 0}
.prose figure{margin:26px 0}
.prose figcaption{font-size:13px;color:var(--faint);text-align:center;margin-top:8px}
.prose blockquote{
  margin:24px 0;padding:18px 22px;background:var(--ink-soft);border-left:3px solid var(--ink);
  border-radius:0 var(--r-img) var(--r-img) 0;color:var(--ink-deep);
}
.prose blockquote p:last-child{margin-bottom:0}
.prose table{width:100%;border-collapse:collapse;font-size:14px;margin:22px 0;display:block;overflow-x:auto}
.prose th,.prose td{border:1px solid var(--line);padding:10px 14px;text-align:left;vertical-align:top}
.prose th{background:var(--sand);font-weight:700;white-space:nowrap}
.prose a{text-decoration:underline;text-underline-offset:4px}
.prose code{background:var(--sand);border:1px solid var(--line);border-radius:6px;padding:2px 6px;font-size:14px}
.prose hr{border:0;border-top:1px solid var(--line);margin:36px 0}

.article-foot{margin-top:28px;display:flex;flex-direction:column;gap:18px}
.back-cat{font-size:15px;font-weight:600}
.back-cat:hover{text-decoration:underline;text-underline-offset:4px}
.pager{display:flex;flex-wrap:wrap;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.pager a{
  flex:1 1 260px;padding:18px 4px;display:flex;flex-direction:column;gap:6px;
  transition:background .24s var(--ease),padding-left .24s var(--ease);
}
.pager a + a{border-left:1px solid var(--line);padding-left:22px}
.pager a:hover{background:var(--sand);padding-left:12px}
.pager .pager-label{font-size:12px;letter-spacing:.06em;color:var(--faint)}
.pager .pager-title{font-size:15px;font-weight:700;color:var(--text)}

.empty-state{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-card);
  padding:56px 32px;text-align:center;box-shadow:var(--sh-1);
}
.empty-state h2{font-size:24px;margin-bottom:12px}
.empty-state p{color:var(--muted);max-width:460px;margin:0 auto 22px}

/* ============ 侧栏 ============ */
.side-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:22px;margin-bottom:20px;
}
.side-title{font-size:13px;letter-spacing:.1em;color:var(--faint);font-weight:700;margin-bottom:14px;text-transform:uppercase}
.toc-list{list-style:none;margin:0;padding:0}
.toc-list li{margin:0 0 4px}
.toc-list a{
  display:block;padding:7px 0 7px 12px;font-size:14px;line-height:1.6;color:var(--muted);
  border-left:2px solid transparent;transition:color .24s var(--ease),border-color .24s var(--ease);
}
.toc-list a:hover{color:var(--ink)}
.toc-list a.active{color:var(--ink);font-weight:700;border-left-color:var(--ink)}
.toc-empty{font-size:14px;color:var(--faint)}
.mini-list{list-style:none;margin:0;padding:0}
.mini-list li{padding:12px 0;border-bottom:1px solid var(--line);display:flex;gap:12px;align-items:flex-start}
.mini-list li:last-child{border-bottom:0;padding-bottom:0}
.mini-list a{font-size:14px;line-height:1.65;color:var(--text);font-weight:600}
.mini-list a:hover{color:var(--ink)}
.mini-list .mini-meta{display:block;font-size:12px;letter-spacing:.06em;color:var(--faint);font-weight:400;margin-top:4px}

/* ============ 延伸阅读 ============ */
.read-section{padding:0 0 var(--sec-y)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px}
.sec-head h2{font-size:clamp(22px,2.6vw,30px)}
.sec-head .sec-sub{font-size:14px;color:var(--muted);margin-top:6px}
.link-more{font-size:14px;font-weight:600;white-space:nowrap;text-underline-offset:4px}
.link-more:hover{text-decoration:underline}
.read-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.read-card{
  display:flex;flex-direction:column;background:var(--paper);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.read-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--ink-soft)}
.read-card .thumb{aspect-ratio:16/9;overflow:hidden;background:var(--sand)}
.read-card .thumb img{width:100%;height:100%;object-fit:cover;border-radius:0}
.read-card .body{padding:20px 22px 22px}
.read-card .meta{display:flex;align-items:center;gap:10px;font-size:12px;letter-spacing:.06em;color:var(--faint);margin-bottom:10px}
.read-card h3{font-size:17px;line-height:1.55;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.read-card p{font-size:14px;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ============ CTA ============ */
.cta-band{background:var(--ink-soft);border-radius:var(--r-card);padding:44px 40px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px}
.cta-band h2{font-size:clamp(20px,2.4vw,28px);line-height:1.5;max-width:620px}
.cta-band p{color:var(--ink-deep);margin:10px 0 0;font-size:15px;max-width:560px}
.btn{display:inline-flex;align-items:center;gap:8px;border-radius:var(--r-btn);font-size:15px;font-weight:600;padding:12px 22px;border:1px solid transparent;cursor:pointer;transition:background .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease),transform .24s var(--ease)}
.btn .arrow{transition:transform .24s var(--ease)}
.btn:hover .arrow{transform:translateX(4px)}
.btn-main{background:var(--ink);color:#fff}
.btn-main:hover{background:var(--ink-deep);color:#fff}
.btn-amber{background:var(--amber);color:#fff}
.btn-amber:hover{background:var(--amber-deep);color:#fff}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--ink-soft);color:var(--ink-deep)}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:#B9C4C1;padding:68px 0 0;margin-top:8px}
.site-footer h4{font-size:13px;letter-spacing:.1em;color:#FFFFFF;margin-bottom:16px;text-transform:uppercase}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.site-footer .brand-mark{background:#164B47}
.site-footer .brand-name{color:#FFFFFF;font-size:19px;font-weight:800}
.footer-about{font-size:14px;line-height:1.85;color:#9AA7A4;max-width:400px}
.footer-list{list-style:none;margin:0;padding:0}
.footer-list li{margin-bottom:10px}
.footer-list a{font-size:14px;color:#9AA7A4}
.footer-list a:hover{color:var(--ink-soft)}
.footer-info p{font-size:14px;color:#9AA7A4;margin-bottom:10px}
.footer-info strong{color:#DCE9E6;font-weight:600}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;
  font-size:13px;color:#7E8B88;
}

/* ============ 响应式 ============ */
@media (min-width:1400px){
  .container{max-width:1280px}
}
@media (max-width:1199.98px){
  .read-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991.98px){
  :root{--sec-y:56px}
  .channel-tags{display:none}
  .channel-scroll{gap:22px}
  .article-wrap{padding:32px 0 var(--sec-y)}
  .article-body{padding:26px 20px}
  .pager a + a{border-left:0;border-top:1px solid var(--line);padding-left:4px}
  .pager a:hover{padding-left:4px}
  .cta-band{padding:30px 22px}
}
@media (max-width:767.98px){
  .brand-row{height:62px}
  .site-header.is-stuck .brand-row{height:52px}
  .brand-name{font-size:17px}
  .read-grid{grid-template-columns:1fr}
  .article-hero{padding:22px 0 28px}
  .crumb .current{max-width:200px}
  .article-body{padding:22px 16px}
}
@media (max-width:519.98px){
  .container{padding-left:16px;padding-right:16px}
  .head-link{display:none}
  .article-meta{gap:8px 14px;font-size:13px}
  .side-card{padding:18px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.001ms !important;animation-duration:.001ms !important}
  .read-card:hover{transform:none}
  .btn:hover .arrow{transform:none}
  html{scroll-behavior:auto}
}

/* roulang page: category1 */
:root{
  --teal:#12615C;
  --teal-dark:#0A3F3C;
  --teal-soft:#DCE9E6;
  --sand:#F5F1EA;
  --paper:#FFFFFF;
  --ink:#14181B;
  --ink-2:#5A6469;
  --ink-3:#8A9199;
  --line:#E2DED6;
  --amber:#E07A34;
  --deep:#0C1F1E;
  --ok:#2F7D5F;
  --warn:#B4552A;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(12,31,30,.06);
  --sh-2:0 8px 24px rgba(12,31,30,.10);
  --ease:cubic-bezier(.22,.61,.36,1);
  --sec-pad:56px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--sand);
  color:var(--ink);
  font-family:"Noto Sans SC","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--teal);text-decoration:none;transition:color .24s var(--ease),border-color .24s var(--ease)}
a:hover{color:var(--teal-dark)}
h1,h2,h3,h4{font-weight:700;letter-spacing:-.01em;color:var(--ink)}
p{margin:0 0 16px}
ul,ol{margin:0;padding:0}
button{font-family:inherit}
a:focus-visible,button:focus-visible{outline:2px solid var(--teal);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1280px;margin:0 auto;padding-left:20px;padding-right:20px}
@media (min-width:768px){.container{padding-left:32px;padding-right:32px}}
.row{--bs-gutter-x:24px}
@media (min-width:992px){.row{--bs-gutter-x:32px}}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:var(--paper);
  border-bottom:1px solid var(--line);
  transition:box-shadow .28s var(--ease),background .28s var(--ease);
}
.site-header.is-stuck{box-shadow:0 6px 20px rgba(12,31,30,.08)}
.brand-row{display:flex;align-items:center;gap:14px;padding:14px 0;transition:padding .28s var(--ease)}
.site-header.is-stuck .brand-row{padding:9px 0}
.brand{display:inline-flex;align-items:center;gap:10px;color:inherit}
.brand:hover{color:inherit}
.brand-mark{
  width:30px;height:30px;flex:none;border-radius:9px;
  background:var(--teal);position:relative;display:inline-block;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.14);
}
.brand-mark::after{
  content:"";position:absolute;right:5px;top:5px;width:9px;height:9px;
  border-radius:50%;background:var(--amber);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-size:18px;font-weight:800;letter-spacing:-.01em;color:var(--ink)}
.brand-sub{font-size:10.5px;letter-spacing:.16em;color:var(--ink-3);text-transform:uppercase;font-family:Inter,system-ui,sans-serif}
.brand-row-spacer{flex:1}
.head-actions{display:flex;align-items:center;gap:4px}
.icon-btn{
  width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
  background:transparent;border:1px solid transparent;border-radius:var(--r-btn);
  color:var(--ink-2);cursor:pointer;transition:all .24s var(--ease);
}
.icon-btn svg{width:20px;height:20px}
.icon-btn:hover{color:var(--teal);background:var(--teal-soft);border-color:var(--teal-soft)}
.head-link{
  font-size:14px;color:var(--ink-2);padding:10px 12px;border-radius:var(--r-btn);
  min-height:44px;display:inline-flex;align-items:center;
}
.head-link:hover{color:var(--teal);background:var(--teal-soft)}
.channel-row{border-top:1px solid var(--line)}
.channel-inner{display:flex;align-items:center;gap:18px;justify-content:space-between}
.channel-scroll{display:flex;gap:2px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.channel-scroll::-webkit-scrollbar{display:none}
.channel-link{
  position:relative;display:inline-flex;align-items:center;min-height:46px;
  padding:0 14px;font-size:15px;color:var(--ink-2);white-space:nowrap;
}
.channel-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:7px;height:2px;
  background:var(--amber);transform:scaleX(0);transform-origin:left;
  transition:transform .28s var(--ease);border-radius:2px;
}
.channel-link:hover{color:var(--teal)}
.channel-link:hover::after{transform:scaleX(1)}
.channel-link.active{color:var(--teal-dark);font-weight:700}
.channel-link.active::after{transform:scaleX(1)}
.channel-tags{display:flex;gap:8px;align-items:center;flex:none}
.hot-tag{
  display:inline-flex;align-items:center;height:30px;padding:0 13px;
  font-size:12px;letter-spacing:.06em;border-radius:999px;
  background:var(--teal-soft);color:var(--teal-dark);border:1px solid transparent;
  transition:all .24s var(--ease);
}
.hot-tag:hover{border-color:var(--amber);color:var(--teal-dark)}
.search-panel{display:none;background:var(--paper);border-top:1px solid var(--line);padding:18px 0 20px}
.search-panel.open{display:block}
.search-form{position:relative;display:flex;align-items:center}
.search-input{
  width:100%;height:48px;padding:0 58px 0 16px;border:1px solid var(--line);
  border-radius:var(--r-btn);font-size:15px;color:var(--ink);background:var(--sand);
  transition:box-shadow .24s var(--ease),border-color .24s var(--ease),background .24s var(--ease);
}
.search-input::placeholder{color:var(--ink-3)}
.search-input:focus{outline:none;background:#fff;border-color:var(--teal);box-shadow:0 0 0 2px rgba(18,97,92,.20)}
.search-close{
  position:absolute;right:7px;width:38px;height:38px;border:none;background:transparent;
  font-size:22px;line-height:1;color:var(--ink-3);border-radius:var(--r-btn);cursor:pointer;
  transition:all .24s var(--ease);
}
.search-close:hover{color:var(--teal);background:var(--teal-soft)}
.search-tags{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:14px}
.search-tags-label{font-size:12px;letter-spacing:.06em;color:var(--ink-3);margin-right:2px}
@media (max-width:991px){.channel-tags{display:none}}
@media (max-width:575px){
  .brand-name{font-size:16px}
  .head-link{padding:10px 8px;font-size:13px}
  .channel-link{padding:0 11px;font-size:14px}
}

/* ============ 分类页 Hero ============ */
.page-hero{
  position:relative;overflow:hidden;background:var(--teal-dark);color:#F5F1EA;
  padding:52px 0 46px;min-height:230px;display:flex;align-items:center;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-2.webp);
  background-size:cover;background-position:center;opacity:.32;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(175deg,rgba(10,63,60,.78),rgba(12,31,30,.90));
}
.page-hero .container{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:13px;color:#9FB4B1;margin-bottom:16px}
.crumb a{color:#CBDCD9}
.crumb a:hover{color:#fff}
.crumb span.sep{color:#6E8683}
.ph-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.ph-tag{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:999px;
  font-size:12px;letter-spacing:.06em;color:#DCE9E6;border:1px solid rgba(220,233,230,.34);
  background:rgba(220,233,230,.10);
}
.page-hero h1{
  color:#FFFFFF;font-size:clamp(28px,4.2vw,44px);line-height:1.28;font-weight:800;
  letter-spacing:-.02em;margin:0 0 16px;max-width:22em;
}
.ph-lead{color:#D6E3E0;font-size:16px;line-height:1.85;max-width:800px;margin:0}

/* ============ 要点条 ============ */
.keybar{background:var(--paper);border-bottom:1px solid var(--line)}
.keybar-list{
  list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin:0;
}
.keybar-list li{
  padding:26px 24px 26px 0;border-right:1px solid var(--line);
  display:flex;flex-direction:column;gap:6px;
}
.keybar-list li:last-child{border-right:none}
.keybar-list li:not(:first-child){padding-left:24px}
.kb-num{
  font-family:Inter,system-ui,sans-serif;font-size:13px;font-weight:700;
  letter-spacing:.12em;color:var(--amber);
}
.kb-title{font-size:16px;font-weight:700;color:var(--ink);line-height:1.5}
.kb-desc{font-size:13.5px;color:var(--ink-2);line-height:1.7}

/* ============ 主体区 ============ */
.section{padding:var(--sec-pad) 0}
.section-head{max-width:760px;margin-bottom:28px}
.sec-label{
  display:inline-block;font-size:12px;letter-spacing:.10em;color:var(--teal-dark);
  background:var(--teal-soft);border-radius:999px;padding:5px 13px;margin-bottom:14px;
}
.section-head h2{font-size:clamp(24px,3vw,34px);font-weight:800;letter-spacing:-.02em;margin:0 0 12px;line-height:1.35}
.section-head p{color:var(--ink-2);font-size:15.5px;margin:0}

/* 目录 */
.toc{
  position:sticky;top:126px;background:var(--paper);border:1px solid var(--line);
  border-radius:var(--r-card);padding:20px 18px;box-shadow:var(--sh-1);
}
.toc-title{
  font-size:12px;letter-spacing:.10em;color:var(--ink-3);font-weight:600;
  margin:0 0 12px;text-transform:uppercase;
}
.toc-list{list-style:none}
.toc-list a{
  display:block;padding:9px 0 9px 12px;font-size:14px;color:var(--ink-2);
  border-left:2px solid var(--line);transition:all .24s var(--ease);line-height:1.6;
}
.toc-list a:hover,.toc-list a.active{
  color:var(--teal-dark);border-left-color:var(--teal);
  background:linear-gradient(90deg,rgba(220,233,230,.7),rgba(220,233,230,0));
}

/* 内容流 */
.flow{background:var(--paper);border:1px solid var(--line);border-radius:var(--r-card);padding:8px 26px;box-shadow:var(--sh-1)}
.flow-item{
  display:grid;grid-template-columns:1fr 176px;gap:28px;align-items:start;
  padding:28px 0;border-bottom:1px solid var(--line);
}
.flow-item:last-child{border-bottom:none}
.flow-num{
  display:block;font-family:Inter,system-ui,sans-serif;font-size:13px;font-weight:700;
  letter-spacing:.12em;color:var(--amber);margin-bottom:8px;
}
.flow-item h3{font-size:21px;font-weight:700;margin:0 0 10px;line-height:1.45}
.flow-item p{margin:0 0 12px;color:var(--ink-2);font-size:15.5px;line-height:1.8}
.flow-item p:last-of-type{margin-bottom:14px}
.flow-meta{display:flex;flex-wrap:wrap;gap:8px}
.mini-tag{
  display:inline-flex;align-items:center;height:26px;padding:0 11px;border-radius:999px;
  font-size:12px;letter-spacing:.05em;background:var(--sand);color:var(--ink-2);
  border:1px solid var(--line);
}
.mini-tag.ok{background:rgba(47,125,95,.10);color:var(--ok);border-color:rgba(47,125,95,.20)}
.mini-tag.warn{background:rgba(180,85,42,.10);color:var(--warn);border-color:rgba(180,85,42,.20)}
.flow-thumb{
  aspect-ratio:4/3;border-radius:var(--r-img);overflow:hidden;background:var(--teal-soft);
  border:1px solid var(--line);
}
.flow-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .32s var(--ease)}
.flow-item:hover .flow-thumb img{transform:scale(1.04)}

/* 情形对照 */
.case-wrap{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow-x:auto;
}
.case-table{width:100%;border-collapse:collapse;min-width:640px}
.case-table th,.case-table td{
  border-bottom:1px solid var(--line);padding:16px 20px;text-align:left;
  font-size:14.5px;color:var(--ink-2);vertical-align:top;line-height:1.75;
}
.case-table th{
  font-size:12.5px;letter-spacing:.08em;color:var(--ink-3);font-weight:600;
  background:var(--sand);text-transform:uppercase;
}
.case-table tbody tr:last-child td{border-bottom:none}
.case-table td:first-child{color:var(--ink);font-weight:600;white-space:nowrap}

/* 小结 */
.summary-band{
  background:var(--teal-soft);border-radius:var(--r-card);padding:34px 32px;
  display:flex;flex-wrap:wrap;gap:26px;align-items:center;justify-content:space-between;
}
.summary-band h2{font-size:clamp(21px,2.4vw,27px);margin:0 0 10px;line-height:1.45}
.summary-band p{margin:0;color:#26514D;font-size:15.5px;max-width:56ch}
.summary-actions{display:flex;flex-wrap:wrap;gap:12px}
.btn{
  display:inline-flex;align-items:center;gap:8px;height:48px;padding:0 22px;
  border-radius:var(--r-btn);font-size:15px;font-weight:600;cursor:pointer;
  border:1px solid transparent;transition:all .24s var(--ease);
}
.btn-primary{background:var(--teal);color:#fff}
.btn-primary:hover{background:var(--teal-dark);color:#fff;transform:translateY(-1px)}
.btn-primary .arrow{transition:transform .24s var(--ease)}
.btn-primary:hover .arrow{transform:translateX(4px)}
.btn-ghost{background:transparent;color:var(--teal-dark);border-color:var(--teal)}
.btn-ghost:hover{background:rgba(18,97,92,.08);color:var(--teal-dark)}
.link-more{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;
  color:var(--teal);text-underline-offset:4px;
}
.link-more:hover{text-decoration:underline;color:var(--teal-dark)}

/* ============ 页脚 ============ */
.site-footer{background:var(--deep);color:#F5F1EA;padding:56px 0 0;margin-top:76px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{background:var(--teal)}
.footer-brand .brand-name{color:#fff;font-size:18px;font-weight:800}
.footer-about{color:#AEBDBA;font-size:14px;line-height:1.85;margin:0;max-width:36em}
.site-footer h4{font-size:13.5px;letter-spacing:.08em;color:#fff;margin:0 0 16px;font-weight:700}
.footer-list{list-style:none}
.footer-list li+li{margin-top:11px}
.footer-list a{color:#AEBDBA;font-size:14px}
.footer-list a:hover{color:var(--teal-soft)}
.footer-info p{color:#AEBDBA;font-size:14px;margin:0 0 9px;line-height:1.75}
.footer-info strong{color:#DCE9E6;font-weight:600}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:8px;justify-content:space-between;
  border-top:1px solid rgba(245,241,234,.14);margin-top:42px;padding:20px 0 24px;
  font-size:13px;color:#879794;
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .flow-item{grid-template-columns:1fr 156px;gap:22px}
}
@media (max-width:991px){
  :root{--sec-pad:48px}
  .toc{position:static;top:auto}
  .toc-list{display:flex;flex-wrap:wrap;gap:6px}
  .toc-list li{flex:0 0 auto}
  .toc-list a{border-left:none;border:1px solid var(--line);border-radius:999px;padding:7px 14px;font-size:13px}
  .toc-list a:hover,.toc-list a.active{background:var(--teal-soft);border-color:var(--teal-soft)}
  .keybar-list{grid-template-columns:repeat(2,1fr)}
  .keybar-list li{border-right:none;border-bottom:1px solid var(--line);padding:22px 0}
  .keybar-list li:nth-child(odd){padding-right:20px;border-right:1px solid var(--line)}
  .keybar-list li:nth-child(even){padding-left:20px}
  .keybar-list li:nth-last-child(-n+2){border-bottom:none}
  .page-hero{padding:44px 0 40px}
}
@media (max-width:767px){
  .flow{padding:4px 20px}
  .flow-item{grid-template-columns:1fr;gap:16px}
  .flow-thumb{aspect-ratio:16/9;max-width:100%}
  .summary-band{padding:26px 22px}
  .site-footer{padding-top:44px;margin-top:56px}
}
@media (max-width:575px){
  :root{--sec-pad:42px}
  .keybar-list{grid-template-columns:1fr}
  .keybar-list li{padding:18px 0!important;border-right:none!important}
  .keybar-list li:nth-last-child(-n+2){border-bottom:1px solid var(--line)}
  .keybar-list li:last-child{border-bottom:none}
  .flow-item h3{font-size:19px}
  .btn{width:100%;justify-content:center}
  .summary-actions{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.01ms!important;animation-duration:.01ms!important}
  html{scroll-behavior:auto}
  .flow-item:hover .flow-thumb img{transform:none}
  .btn-primary:hover{transform:none}
}

/* roulang page: category2 */
:root{
  --brand:#12615C;
  --brand-dark:#0A3F3C;
  --brand-soft:#DCE9E6;
  --sand:#F5F1EA;
  --paper:#FFFFFF;
  --ink:#14181B;
  --ink-2:#5A6469;
  --ink-3:#8A9199;
  --line:#E2DED6;
  --deep:#0C1F1E;
  --amber:#E07A34;
  --ok:#2F7D5F;
  --warn:#B4552A;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(12,31,30,.06);
  --sh-2:0 8px 24px rgba(12,31,30,.10);
  --ease:cubic-bezier(.22,.61,.36,1);
  --sec-y:56px;
  --bs-body-font-family:"Noto Sans SC","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
}
@media (min-width:992px){ :root{ --sec-y:96px; } }

*,*::before,*::after{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; }
body{
  margin:0;
  background:var(--sand);
  color:var(--ink);
  font-family:var(--bs-body-font-family);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.005em;
  overflow-x:hidden;
}
img{ max-width:100%; height:auto; display:block; }
a{ color:var(--brand); text-decoration:none; transition:color .24s var(--ease); }
a:hover{ color:var(--brand-dark); }
button{ font-family:inherit; }
h1,h2,h3,h4{ margin:0; font-weight:800; letter-spacing:-.015em; line-height:1.28; color:var(--ink); }
p{ margin:0 0 1em; }
p:last-child{ margin-bottom:0; }
ul{ margin:0; padding:0; list-style:none; }
:focus-visible{ outline:none; box-shadow:0 0 0 2px var(--paper),0 0 0 4px var(--brand); border-radius:4px; }

.container{ max-width:1280px; padding-left:20px; padding-right:20px; }
@media (min-width:992px){ .container{ padding-left:32px; padding-right:32px; } }

/* ============ HEADER / NAV ============ */
.site-header{
  position:sticky; top:0; z-index:1030;
  background:rgba(255,255,255,.97);
  border-bottom:1px solid transparent;
  transition:box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.site-header.is-stuck{
  border-bottom-color:var(--line);
  box-shadow:0 8px 24px rgba(12,31,30,.08);
}
.brand-row{
  display:flex; align-items:center; gap:14px;
  padding:18px 0;
  transition:padding .3s var(--ease);
}
.site-header.is-stuck .brand-row{ padding:13px 0; }
.brand{ display:flex; align-items:center; gap:12px; color:var(--ink); }
.brand:hover{ color:var(--ink); }
.brand-mark{
  width:34px; height:34px; border-radius:10px; flex:0 0 34px;
  background:linear-gradient(140deg,var(--brand) 0%,var(--brand-dark) 100%);
  position:relative;
}
.brand-mark::after{
  content:""; position:absolute; inset:9px 9px 9px 9px;
  border:2px solid var(--brand-soft); border-radius:50% 50% 50% 4px;
}
.brand-text{ display:flex; flex-direction:column; line-height:1.15; }
.brand-name{ font-size:19px; font-weight:800; letter-spacing:-.01em; }
.brand-sub{ font-size:11px; letter-spacing:.14em; color:var(--ink-3); text-transform:uppercase; }
.brand-row-spacer{ flex:1 1 auto; }
.head-actions{ display:flex; align-items:center; gap:8px; }
.icon-btn{
  width:44px; height:44px; display:inline-flex; align-items:center; justify-content:center;
  background:transparent; border:1px solid transparent; border-radius:var(--r-btn);
  color:var(--ink-2); cursor:pointer; transition:color .24s var(--ease),background .24s var(--ease),border-color .24s var(--ease);
}
.icon-btn svg{ width:20px; height:20px; }
.icon-btn:hover{ color:var(--brand); background:var(--brand-soft); }
.head-link{
  font-size:14px; color:var(--ink-2); padding:10px 14px; border-radius:var(--r-btn);
  border:1px solid var(--line); background:var(--paper);
  transition:color .24s var(--ease),border-color .24s var(--ease),background .24s var(--ease);
}
.head-link:hover{ color:var(--brand); border-color:var(--brand); background:var(--brand-soft); }

.channel-row{ border-top:1px solid var(--line); }
.channel-inner{
  display:flex; align-items:center; gap:20px;
  padding:0 0 0 0; min-height:52px;
}
.channel-scroll{
  display:flex; align-items:center; gap:26px;
  overflow-x:auto; scrollbar-width:none; -ms-overflow-style:none;
  flex:1 1 auto; min-width:0; padding:4px 0;
}
.channel-scroll::-webkit-scrollbar{ display:none; }
.channel-link{
  position:relative; white-space:nowrap;
  font-size:15px; color:var(--ink-2); padding:14px 0;
  transition:color .24s var(--ease);
}
.channel-link::after{
  content:""; position:absolute; left:0; right:0; bottom:0;
  height:2px; background:var(--amber); transform:scaleX(0); transform-origin:center;
  transition:transform .28s var(--ease);
}
.channel-link:hover{ color:var(--brand); }
.channel-link:hover::after{ transform:scaleX(.5); }
.channel-link.active{ color:var(--brand); font-weight:700; }
.channel-link.active::after{ transform:scaleX(1); }
.channel-tags{ display:none; align-items:center; gap:8px; flex:0 0 auto; }
@media (min-width:1200px){ .channel-tags{ display:flex; } }
.hot-tag{
  display:inline-flex; align-items:center; height:30px; padding:0 13px;
  border-radius:var(--r-pill); background:var(--brand-soft); color:var(--brand-dark);
  font-size:12px; letter-spacing:.06em; border:1px solid transparent; white-space:nowrap;
  transition:border-color .24s var(--ease),color .24s var(--ease);
}
.hot-tag:hover{ border-color:var(--amber); color:var(--brand-dark); }

.search-panel{
  display:none; border-top:1px solid var(--line); background:var(--paper);
  padding:20px 0 24px;
}
.search-panel.open{ display:block; }
.search-form{ display:flex; align-items:center; gap:12px; }
.search-input{
  flex:1 1 auto; height:44px; padding:0 16px; font-size:15px; color:var(--ink);
  background:var(--paper); border:1px solid var(--line); border-radius:var(--r-btn);
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.search-input::placeholder{ color:var(--ink-3); }
.search-input:focus{ outline:none; border-color:var(--brand); box-shadow:0 0 0 2px rgba(18,97,92,.22); }
.search-close{
  width:44px; height:44px; flex:0 0 44px; border:1px solid var(--line); background:var(--paper);
  border-radius:var(--r-btn); font-size:20px; line-height:1; color:var(--ink-2); cursor:pointer;
  transition:color .24s var(--ease),border-color .24s var(--ease);
}
.search-close:hover{ color:var(--brand); border-color:var(--brand); }
.search-tags{ display:flex; flex-wrap:wrap; align-items:center; gap:8px; margin-top:16px; }
.search-tags-label{ font-size:12px; letter-spacing:.06em; color:var(--ink-3); margin-right:4px; }

/* ============ HERO ============ */
.cat-hero{
  position:relative; overflow:hidden;
  min-height:280px; max-height:340px;
  display:flex; align-items:center;
  background:var(--brand-dark);
}
.cat-hero::before{
  content:""; position:absolute; inset:0;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover; background-position:center;
  opacity:.42;
}
.cat-hero::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(100deg,rgba(10,63,60,.92) 0%,rgba(10,63,60,.72) 58%,rgba(10,63,60,.6) 100%);
}
.cat-hero .container{ position:relative; z-index:2; padding-top:48px; padding-bottom:48px; }
.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-size:12px; letter-spacing:.14em; text-transform:uppercase;
  color:var(--brand-soft); margin-bottom:16px;
}
.eyebrow::before{ content:""; width:26px; height:1px; background:var(--amber); display:inline-block; }
.cat-hero h1{
  color:#F5F1EA; font-size:clamp(28px,4vw,44px); font-weight:800;
  max-width:900px; letter-spacing:-.02em;
}
.cat-hero .hero-lead{
  margin-top:18px; max-width:720px;
  color:rgba(245,241,234,.86); font-size:15px; line-height:1.9;
}

/* ============ SECTION BASE ============ */
.section{ padding:var(--sec-y) 0; }
.section-tight{ padding:calc(var(--sec-y) * .72) 0; }
.sec-head{ max-width:760px; margin-bottom:28px; }
.sec-head h2{ font-size:clamp(24px,3.2vw,36px); }
.sec-head p{ margin-top:14px; color:var(--ink-2); }

.kicker{
  display:inline-block; font-size:12px; letter-spacing:.12em;
  color:var(--brand); background:var(--brand-soft);
  padding:5px 12px; border-radius:var(--r-pill); margin-bottom:14px;
}

/* ============ FACT RAIL ============ */
.fact-rail{
  background:var(--paper);
  border-top:1px solid var(--line); border-bottom:1px solid var(--line);
}
.fact-grid{
  display:grid; grid-template-columns:repeat(2,1fr); gap:1px;
  background:var(--line);
}
@media (min-width:768px){ .fact-grid{ grid-template-columns:repeat(4,1fr); } }
.fact-cell{ background:var(--paper); padding:26px 20px; }
.fact-num{
  font-size:clamp(26px,3.4vw,38px); font-weight:800; color:var(--brand);
  letter-spacing:-.02em; line-height:1.1; font-variant-numeric:tabular-nums;
}
.fact-num em{ font-style:normal; color:var(--amber); }
.fact-label{ margin-top:8px; font-size:14px; color:var(--ink-2); line-height:1.6; }

/* ============ ALTERNATING BLOCKS ============ */
.fig-block{ display:grid; grid-template-columns:1fr; gap:26px; align-items:center; }
@media (min-width:992px){
  .fig-block{ grid-template-columns:5fr 7fr; gap:48px; }
  .fig-block.rev .fig-media{ order:2; }
  .fig-block.rev .fig-body{ order:1; }
}
.fig-media{ position:relative; }
.fig-media img{
  width:100%; aspect-ratio:16/10; object-fit:cover;
  border-radius:var(--r-img); border:1px solid var(--line);
  box-shadow:var(--sh-1);
}
.fig-media .fig-index{
  position:absolute; left:-6px; top:-16px;
  font-size:44px; font-weight:800; color:var(--brand-soft);
  letter-spacing:-.04em; z-index:-1; user-select:none;
}
.fig-body h3{ font-size:clamp(21px,2.4vw,26px); margin-bottom:14px; }
.fig-body p{ color:var(--ink-2); font-size:16px; }
.fig-list{ margin-top:20px; border-top:1px solid var(--line); }
.fig-list li{
  display:flex; gap:12px; align-items:flex-start;
  padding:13px 0; border-bottom:1px solid var(--line);
  font-size:15px; color:var(--ink-2);
}
.fig-list li::before{
  content:""; flex:0 0 8px; width:8px; height:8px; margin-top:9px;
  border-radius:2px; background:var(--brand);
}
.block-stack > .fig-block + .fig-block{ margin-top:calc(var(--sec-y) * .78); }

/* ============ QUOTE BAND ============ */
.quote-band{ background:var(--deep); color:#F5F1EA; padding:calc(var(--sec-y) * .84) 0; }
.quote-band .container{ max-width:960px; text-align:center; }
.quote-band p.quote-text{
  font-size:clamp(22px,3vw,34px); font-weight:800; letter-spacing:-.02em;
  line-height:1.5; color:#F5F1EA; margin:0;
}
.quote-band p.quote-note{
  margin-top:18px; font-size:14px; letter-spacing:.08em; color:rgba(220,233,230,.72);
}

/* ============ STEPS ============ */
.steps{
  display:grid; grid-template-columns:1fr; gap:0;
  border-top:1px solid var(--line);
}
@media (min-width:768px){ .steps{ grid-template-columns:repeat(2,1fr); } }
@media (min-width:1200px){ .steps{ grid-template-columns:repeat(4,1fr); } }
.step-item{
  padding:28px 22px 26px;
  border-bottom:1px solid var(--line);
  transition:background .28s var(--ease);
}
@media (min-width:768px){ .step-item{ border-right:1px solid var(--line); } }
.step-item:hover{ background:rgba(220,233,230,.45); }
.step-no{
  font-size:13px; font-weight:700; letter-spacing:.14em; color:var(--amber);
}
.step-item h3{ font-size:19px; margin:12px 0 10px; }
.step-item p{ font-size:14px; color:var(--ink-2); }

/* ============ FAQ ============ */
.faq-wrap{ max-width:860px; }
.accordion-item{ background:transparent; border:0; border-bottom:1px solid var(--line); }
.accordion-button{
  background:transparent; border:0; box-shadow:none;
  padding:22px 46px 22px 0; font-size:17px; font-weight:700; color:var(--ink);
  position:relative; width:100%; text-align:left; border-radius:0;
  transition:color .24s var(--ease);
}
.accordion-button:not(.collapsed){ color:var(--brand); background:transparent; box-shadow:none; }
.accordion-button:hover{ color:var(--brand); }
.accordion-button:focus{ box-shadow:none; }
.accordion-button::after{ display:none !important; }
.accordion-button > .faq-mark{
  position:absolute; right:6px; top:50%; transform:translateY(-50%);
  font-size:22px; font-weight:400; line-height:1; color:var(--brand);
}
.accordion-button.collapsed > .faq-mark::before{ content:"+"; }
.accordion-button:not(.collapsed) > .faq-mark::before{ content:"−"; }
.accordion-body{
  padding:0 46px 24px 0; color:var(--ink-2); font-size:15.5px; line-height:1.9;
}

/* ============ CTA ============ */
.cta-band{ background:var(--brand-soft); padding:calc(var(--sec-y) * .86) 0; }
.cta-band h2{ font-size:clamp(22px,3vw,32px); max-width:640px; }
.cta-band p{ margin-top:14px; color:var(--ink-2); max-width:600px; }
.cta-actions{ display:flex; flex-wrap:wrap; gap:14px; margin-top:26px; }
.btn-main{
  display:inline-flex; align-items:center; gap:8px;
  height:48px; padding:0 24px; border-radius:var(--r-btn);
  background:var(--amber); color:#fff; font-size:15px; font-weight:700;
  border:1px solid var(--amber);
  transition:background .26s var(--ease),transform .26s var(--ease),box-shadow .26s var(--ease);
}
.btn-main .arw{ transition:transform .26s var(--ease); }
.btn-main:hover{ background:#c96a26; color:#fff; box-shadow:var(--sh-2); }
.btn-main:hover .arw{ transform:translateX(4px); }
.btn-ghost{
  display:inline-flex; align-items:center; gap:8px;
  height:48px; padding:0 24px; border-radius:var(--r-btn);
  background:transparent; color:var(--brand); font-size:15px; font-weight:700;
  border:1px solid var(--brand);
  transition:background .26s var(--ease),color .26s var(--ease);
}
.btn-ghost:hover{ background:var(--paper); color:var(--brand-dark); }
.link-more{
  display:inline-flex; align-items:center; gap:6px;
  font-size:15px; font-weight:700; color:var(--brand);
  text-decoration:underline; text-underline-offset:4px; text-decoration-thickness:1px;
}
.link-more:hover{ color:var(--brand-dark); }
.link-more .arw{ transition:transform .26s var(--ease); }
.link-more:hover .arw{ transform:translateX(4px); }

/* ============ FOOTER ============ */
.site-footer{
  background:var(--deep); color:rgba(245,241,234,.78);
  padding:64px 0 0; font-size:14px;
}
.site-footer h4{
  color:#F5F1EA; font-size:15px; font-weight:700; letter-spacing:.04em;
  margin-bottom:16px;
}
.footer-brand{
  display:flex; align-items:center; gap:12px; margin-bottom:16px;
}
.footer-brand .brand-mark{ flex:0 0 30px; width:30px; height:30px; }
.footer-brand .brand-name{ color:#F5F1EA; font-size:19px; font-weight:800; }
.footer-about{ color:rgba(245,241,234,.68); line-height:1.9; max-width:420px; }
.footer-list li{ margin-bottom:11px; }
.footer-list a{ color:rgba(245,241,234,.78); }
.footer-list a:hover{ color:var(--brand-soft); }
.footer-info p{ margin-bottom:10px; color:rgba(245,241,234,.68); }
.footer-info strong{ color:#F5F1EA; font-weight:700; }
.footer-bottom{
  margin-top:44px; border-top:1px solid rgba(245,241,234,.14);
  padding:20px 0 26px; display:flex; flex-wrap:wrap; gap:8px 20px;
  justify-content:space-between; font-size:13px; color:rgba(245,241,234,.55);
}

/* ============ RESPONSIVE ============ */
@media (max-width:767px){
  .cat-hero{ min-height:0; max-height:none; }
  .cat-hero .container{ padding-top:40px; padding-bottom:40px; }
  .brand-sub{ display:none; }
  .head-link{ padding:9px 12px; font-size:13px; }
  .fig-media .fig-index{ font-size:34px; top:-12px; }
}
@media (prefers-reduced-motion:reduce){
  *{ animation:none !important; transition-duration:.01ms !important; }
  .btn-main:hover .arw,.link-more:hover .arw{ transform:none; }
}