/* roulang page: index */
:root{
  --brand:#0F8A6A;
  --brand-dark:#0B6E55;
  --brand-soft:#E9F5F1;
  --gold:#F2A33C;
  --ink:#14212B;
  --ink-2:#3C4C56;
  --muted:#6B7A75;
  --bg:#F6F8F7;
  --line:#E4EAE7;
  --card-r:14px;
  --btn-r:10px;
  --s1:0 1px 2px rgba(20,33,43,.05);
  --s2:0 8px 24px rgba(20,33,43,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--ink);
  background:#fff;
  -webkit-font-smoothing:antialiased;
}
html h1,html h2,html h3,html h4{margin:0;font-weight:700;letter-spacing:-.2px}
html h1{font-size:clamp(26px,4.2vw,42px);line-height:1.24}
html h2{font-size:clamp(22px,2.7vw,30px);line-height:1.35}
html h3{font-size:20px;line-height:1.45}
html p{margin:0}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0}
::selection{background:rgba(15,138,106,.16)}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 22px rgba(20,33,43,.07)}
.brand-logo{display:inline-flex;align-items:center;gap:9px;flex:0 0 auto}
.brand-mark{
  width:32px;height:32px;border-radius:10px;flex:0 0 auto;
  background:linear-gradient(140deg,#12987A,#0B6E55);
  display:grid;place-items:center;color:#fff;
  box-shadow:0 4px 12px rgba(15,138,106,.3);
}
.brand-text{font-weight:700;font-size:16.5px;white-space:nowrap;color:var(--ink)}
@media (max-width:430px){.brand-text{font-size:14px}.brand-mark{width:28px;height:28px}}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:64px;
  padding:0 12px;font-size:13.5px;font-weight:500;color:var(--ink-2);
  transition:color .18s ease;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:14px;height:2px;
  border-radius:2px;background:var(--brand);transform:scaleX(0);
  transform-origin:left;transition:transform .18s ease;
}
.nav-link:hover{color:var(--brand)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand);font-weight:600}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-search{
  display:flex;align-items:center;gap:8px;height:38px;
  padding:0 10px 0 12px;border-radius:999px;
  background:#F1F4F3;border:1px solid transparent;
  transition:background .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.nav-search:focus-within{background:#fff;border-color:var(--brand);box-shadow:0 0 0 3px rgba(15,138,106,.13)}
.nav-search input{
  border:0;outline:none;background:transparent;font-size:13.5px;width:126px;
}
.nav-search input::placeholder{color:#8B9A94}
.nav-search kbd{
  font-size:11px;color:#7E8D87;background:#fff;border:1px solid var(--line);
  border-radius:6px;padding:1px 6px;line-height:1.5;
}
.nav-quiet{
  font-size:13.5px;color:var(--gray2);padding:8px 4px;transition:color .18s ease;
}
.nav-quiet:hover{color:var(--brand)}
.nav-toggle{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--line);
  display:grid;place-items:center;color:var(--ink-2);background:#fff;
}
.nav-toggle:hover{border-color:#BFE0D5;color:var(--brand)}
.mobile-drawer{
  position:fixed;left:0;right:0;top:57px;bottom:0;z-index:55;
  background:#fff;padding:18px 20px 40px;overflow-y:auto;
  display:none;border-top:1px solid var(--line);
}
.mobile-drawer.is-open{display:block}
@media (min-width:1024px){.mobile-drawer{display:none !important}}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 4px;font-size:15.5px;color:var(--ink-2);
  border-bottom:1px solid var(--line);
}
.drawer-link.is-active{color:var(--brand);font-weight:600}
.drawer-link:hover{color:var(--brand)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  border-radius:var(--btn-r);font-weight:600;font-size:14.5px;
  padding:12px 22px;line-height:1.2;border:1px solid transparent;
  transition:background .18s ease,color .18s ease,border-color .18s ease,
             transform .18s ease,box-shadow .18s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 2px 8px rgba(15,138,106,.24)}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-1px);box-shadow:0 10px 20px -6px rgba(15,138,106,.44)}
.btn-primary:active{transform:translateY(0);box-shadow:0 2px 8px rgba(15,138,106,.24)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{background:var(--brand-soft);border-color:#BFE0D5;color:var(--brand-dark);transform:translateY(-1px)}
.btn-light{background:#fff;color:var(--brand-dark)}
.btn-light:hover{background:#E9F5F1;transform:translateY(-1px)}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.42)}
.btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.7)}
.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.btn-sm{padding:9px 16px;font-size:13.5px}
.btn-block{width:100%}

/* ---------- layout ---------- */
.section{padding:78px 0}
.section-tight{padding:54px 0}
@media (max-width:768px){
  .section{padding:48px 0}
  .section-tight{padding:38px 0}
}
.sec-head{margin-bottom:34px}
.sec-head.center{text-align:center}
.sec-head.center .sec-desc{margin-left:auto;margin-right:auto}
.sec-eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-size:13.5px;font-weight:600;color:var(--brand-dark);margin-bottom:12px;
}
.sec-eyebrow::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--brand)}
.sec-title{margin-bottom:12px}
.sec-desc{color:var(--muted);font-size:15.5px;max-width:680px}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#F2FAF7 0%,#FFFFFF 82%)}
.hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center right;
  opacity:.16;
}
.hero-veil{
  position:absolute;inset:0;
  background:linear-gradient(96deg,#F5FBF9 0%,rgba(247,252,250,.92) 44%,rgba(255,255,255,.55) 100%);
}
.hero-inner{position:relative;padding:62px 0 76px}
@media (max-width:768px){.hero-inner{padding:40px 0 52px}}
.pill{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;border:1px solid #CDE7DE;color:var(--brand-dark);
  font-size:13.5px;font-weight:600;padding:6px 14px;border-radius:999px;
  box-shadow:var(--s1);margin-bottom:20px;
}
.pill .dot{width:7px;height:7px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(15,138,106,.16)}
.hero h1{margin-bottom:18px;max-width:14em}
.hero-sub{font-size:17px;color:var(--ink-2);max-width:34em;margin-bottom:22px}
.hero-facts{display:flex;flex-wrap:wrap;gap:10px;list-style:none;padding:0;margin:0 0 28px}
.hero-facts li{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13.5px;color:var(--ink-2);
  background:rgba(255,255,255,.86);border:1px solid var(--line);
  padding:7px 14px;border-radius:999px;
}
.hero-facts svg{color:var(--brand)}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:18px}
.hero-note{font-size:13.5px;color:var(--muted)}
.hero-panel{
  background:var(--ink);color:#fff;border-radius:20px;padding:24px;
  position:relative;overflow:hidden;
  box-shadow:0 28px 54px -22px rgba(20,33,43,.5);
}
.hero-panel::before{
  content:"";position:absolute;top:-70px;right:-50px;width:200px;height:200px;border-radius:50%;
  background:radial-gradient(circle,rgba(15,138,106,.55),transparent 70%);
}
.hero-panel::after{
  content:"";position:absolute;bottom:-90px;left:-40px;width:180px;height:180px;border-radius:50%;
  background:radial-gradient(circle,rgba(242,163,60,.22),transparent 70%);
}
.hero-panel-inner{position:relative;z-index:1}
.hud-status{
  display:flex;align-items:center;gap:9px;font-size:13.5px;color:rgba(255,255,255,.82);
  padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.14);margin-bottom:18px;
}
.hud-status .live{
  width:8px;height:8px;border-radius:50%;background:#33D08C;
  box-shadow:0 0 0 4px rgba(51,208,140,.2);
}
.hud-status .tag{
  margin-left:auto;font-size:12px;background:rgba(255,255,255,.12);
  padding:2px 10px;border-radius:999px;color:#fff;
}
.hud-row{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:11px 0;border-bottom:1px dashed rgba(255,255,255,.13);font-size:14.5px;
}
.hud-row:last-of-type{border-bottom:0}
.hud-row span{color:rgba(255,255,255,.7)}
.hud-row strong{color:#fff;font-weight:600}
.hud-row strong.gold{color:var(--gold)}
.hero-panel .btn{margin-top:20px}
.hud-tip{font-size:13px;color:rgba(255,255,255,.6);margin-top:12px;line-height:1.7}

/* ---------- stats ---------- */
.stats{background:var(--bg);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stats-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line)}
@media (min-width:768px){.stats-grid{grid-template-columns:repeat(4,1fr)}}
.stat{background:var(--bg);padding:26px 22px}
.stat-label{font-size:13.5px;color:var(--muted);margin-bottom:6px}
.stat-value{font-size:20px;font-weight:700;color:var(--ink);letter-spacing:-.2px}
.stat-value em{font-style:normal;color:var(--brand-dark)}

/* ---------- feature bento ---------- */
.feat{
  background:#fff;border:1px solid var(--line);border-radius:var(--card-r);
  padding:24px;box-shadow:var(--s1);display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.feat:hover{transform:translateY(-3px);box-shadow:var(--s2);border-color:#CDE7DE}
.feat-ico{
  width:42px;height:42px;border-radius:11px;background:var(--brand-soft);
  color:var(--brand-dark);display:grid;place-items:center;margin-bottom:16px;
}
.feat h3{font-size:17.5px;margin-bottom:9px}
.feat p{font-size:14.8px;color:var(--muted);line-height:1.8}
.feat-wide{
  position:relative;overflow:hidden;min-height:250px;
  justify-content:flex-end;border:0;color:#fff;
  background:linear-gradient(140deg,#0F8A6A 0%,#0B6E55 100%);
}
.feat-wide img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.34;
}
.feat-wide::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(9,74,58,.94) 0%,rgba(11,102,80,.72) 58%,rgba(11,102,80,.35) 100%);
}
.feat-wide > *{position:relative;z-index:1}
.feat-wide h3{color:#fff;font-size:22px;margin-bottom:10px}
.feat-wide p{color:rgba(255,255,255,.82);font-size:15px}
.feat-wide .feat-ico{background:rgba(255,255,255,.14);color:#fff}
.feat-wide .mini-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.feat-wide .mini-tags span{
  font-size:12.5px;padding:4px 11px;border-radius:999px;
  background:rgba(255,255,255,.14);color:#fff;
}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:640px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.steps{grid-template-columns:repeat(4,1fr)}}
.step{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:var(--card-r);padding:24px 22px;box-shadow:var(--s1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.step:hover{transform:translateY(-3px);box-shadow:var(--s2)}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;font-size:15px;font-weight:700;
  background:var(--ink);color:#fff;margin-bottom:14px;
}
.step:nth-child(2) .step-num{background:var(--brand)}
.step:nth-child(3) .step-num{background:var(--gold);color:#3A2506}
.step:nth-child(4) .step-num{background:#0B6E55}
.step h3{font-size:17px;margin-bottom:8px}
.step p{font-size:14.6px;color:var(--muted)}

/* ---------- compare ---------- */
.cmp{
  border:1px solid var(--line);border-radius:var(--card-r);
  overflow:hidden;background:#fff;box-shadow:var(--s1);
}
.cmp-row{
  display:grid;grid-template-columns:1.35fr 1fr 1fr;
  border-bottom:1px solid var(--line);
}
.cmp-row:last-child{border-bottom:0}
.cmp-row:nth-child(odd){background:#FAFCFB}
.cmp-row > div{padding:15px 18px;font-size:14.6px;color:var(--ink-2);display:flex;align-items:center;gap:8px}
.cmp-row > div:first-child{font-weight:600;color:var(--ink)}
.cmp-row:first-child{background:#fff}
.cmp-row:first-child > div{
  font-weight:700;color:var(--ink);background:#F2FBF8;font-size:15px;
}
.cmp-row:first-child > div:nth-child(2){color:var(--brand-dark);background:var(--brand-soft)}
.yes{color:#1E9E6A;font-weight:700}
.no{color:#B4C0BB;font-weight:700}
@media (max-width:640px){
  .cmp-row{grid-template-columns:1.1fr 1fr 1fr}
  .cmp-row > div{padding:12px 10px;font-size:13px}
}

/* ---------- showroom cards ---------- */
.img-grid{display:grid;grid-template-columns:1fr;gap:22px}
@media (min-width:768px){.img-grid{grid-template-columns:repeat(3,1fr)}}
.show-card{
  border:1px solid var(--line);border-radius:var(--card-r);overflow:hidden;
  background:#fff;box-shadow:var(--s1);display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.show-card:hover{transform:translateY(-4px);box-shadow:var(--s2);border-color:#CDE7DE}
.show-media{aspect-ratio:16/10;overflow:hidden;background:var(--brand-soft)}
.show-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.show-card:hover .show-media img{transform:scale(1.05)}
.show-body{padding:20px 20px 22px}
.show-tag{
  display:inline-block;font-size:12.5px;font-weight:600;color:var(--brand-dark);
  background:var(--brand-soft);padding:3px 11px;border-radius:999px;margin-bottom:12px;
}
.show-body h3{font-size:17.5px;margin-bottom:9px}
.show-body p{font-size:14.6px;color:var(--muted);margin-bottom:14px}
.show-link{font-size:14px;font-weight:600;color:var(--brand-dark);display:inline-flex;align-items:center;gap:5px}
.show-link:hover{color:var(--brand);text-decoration:underline}
.show-link svg{transition:transform .18s ease}
.show-card:hover .show-link svg{transform:translateX(3px)}

/* ---------- cms news ---------- */
.news-grid{display:grid;grid-template-columns:1fr;gap:22px}
@media (min-width:640px){.news-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.news-grid{grid-template-columns:repeat(3,1fr)}}
.post{
  display:flex;flex-direction:column;background:#fff;
  border:1px solid var(--line);border-radius:var(--card-r);overflow:hidden;
  box-shadow:var(--s1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.post:hover{transform:translateY(-3px);box-shadow:var(--s2);border-color:#CDE7DE}
.post-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--brand-soft);flex:0 0 auto}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.post:hover .post-thumb img{transform:scale(1.05)}
.post-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-cat{
  align-self:flex-start;font-size:12.5px;font-weight:600;
  color:var(--brand-dark);background:var(--brand-soft);
  padding:3px 11px;border-radius:999px;
}
.post-body h3{
  font-size:17px;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-body p{
  font-size:14.5px;color:var(--muted);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{
  margin-top:auto;padding-top:12px;border-top:1px dashed var(--line);
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:#8B9A94;
}
.post-more{font-weight:600;color:var(--brand-dark)}
.post:hover .post-more{color:var(--brand)}
@media (min-width:640px){.post--lead{grid-column:span 2}}
@media (min-width:1024px){
  .post--lead{flex-direction:row}
  .post--lead .post-thumb{width:44%;aspect-ratio:auto;min-height:250px}
  .post--lead .post-body{padding:28px}
  .post--lead .post-body h3{font-size:21px;-webkit-line-clamp:3}
  .post--lead .post-body p{-webkit-line-clamp:4}
}
.news-empty{
  border:1px dashed #C9DAD3;border-radius:var(--card-r);
  background:#FAFCFB;padding:52px 24px;text-align:center;color:var(--muted);
}
.news-empty svg{margin:0 auto 14px;color:#A9C4BA}
.news-empty p{font-size:15px}

/* ---------- faq ---------- */
.faq-list{max-width:880px;margin:0 auto}
.faq-item{
  border:1px solid var(--line);border-radius:12px;background:#fff;
  margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#CDE7DE}
.faq-item.is-open{border-color:#BFE0D5;box-shadow:var(--s1)}
.faq-q{
  width:100%;text-align:left;display:flex;align-items:center;gap:16px;
  padding:18px 20px;font-size:16px;font-weight:600;color:var(--ink);
  min-height:52px;position:relative;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  border-radius:0 3px 3px 0;background:var(--brand);transform:scaleY(0);
  transition:transform .2s ease;
}
.faq-item.is-open .faq-q{color:var(--brand-dark)}
.faq-item.is-open .faq-q::before{transform:scaleY(1)}
.faq-arrow{
  margin-left:auto;flex:0 0 auto;color:var(--gray2);
  transition:transform .25s ease,color .2s ease;
}
.faq-item.is-open .faq-arrow{transform:rotate(180deg);color:var(--brand)}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .3s ease,padding .3s ease;
  padding:0 20px;color:var(--muted);font-size:15px;
}
.faq-item.is-open .faq-a{max-height:400px;padding:0 20px 20px}

/* ---------- cta ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:20px;
  background:var(--ink);color:#fff;padding:44px;
  display:flex;align-items:center;justify-content:space-between;gap:34px;
}
.cta-band::before{
  content:"";position:absolute;top:-90px;right:-60px;width:290px;height:290px;border-radius:50%;
  background:radial-gradient(circle,rgba(15,138,106,.5),transparent 68%);
}
.cta-band::after{
  content:"";position:absolute;bottom:-120px;left:24%;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(242,163,60,.16),transparent 70%);
}
.cta-inner{position:relative;z-index:1}
.cta-band h2{color:#fff;margin-bottom:12px}
.cta-band p{color:rgba(255,255,255,.76);font-size:15.5px;max-width:44em}
.cta-meta{
  display:inline-flex;align-items:center;gap:8px;margin-top:16px;
  font-size:13.5px;color:rgba(255,255,255,.72);
  background:rgba(255,255,255,.09);padding:6px 14px;border-radius:999px;
}
.cta-actions{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:12px;flex:0 0 auto}
@media (max-width:900px){
  .cta-band{flex-direction:column;align-items:flex-start;padding:32px 24px}
}

/* ---------- footer ---------- */
.site-footer{background:var(--bg);border-top:1px solid var(--line);padding:56px 0 26px}
.footer-cols{display:grid;grid-template-columns:1fr;gap:34px}
@media (min-width:640px){.footer-cols{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-cols{grid-template-columns:1.6fr 1fr 1fr 1.2fr}}
.footer-brand-line{margin-top:14px;font-size:14.4px;color:var(--muted);max-width:34em}
.footer-title{font-size:14px;font-weight:700;color:var(--ink);margin-bottom:14px}
.footer-link{
  display:block;font-size:14.4px;color:var(--muted);padding:5px 0;
  transition:color .16s ease;
}
.footer-link:hover{color:var(--brand);text-decoration:underline;text-underline-offset:3px}
.footer-contact{font-size:14.4px;color:var(--muted);line-height:1.9}
.footer-contact strong{color:var(--ink);font-weight:600}
.footer-bottom{
  margin-top:38px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between;
  font-size:13.4px;color:#8B9A94;
}

/* roulang page: category1 */
:root{
  --brand:#0F8A6A;
  --brand-dark:#0B6E54;
  --brand-soft:#E6F3EF;
  --accent:#F2A33C;
  --ink:#14212B;
  --ink-2:#3B4A52;
  --muted:#6B7A75;
  --bg:#FFFFFF;
  --bg-soft:#F6F8F7;
  --line:#E4EAE7;
  --success:#1E9E6A;
  --warn:#D9822B;
  --danger:#C8453A;
  --r-card:14px;
  --r-btn:10px;
  --shadow-1:0 1px 2px rgba(20,33,43,.05);
  --shadow-2:0 8px 24px rgba(20,33,43,.10);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  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:inherit;text-decoration:none}
button,input{font-family:inherit}
h1,h2,h3{color:var(--ink);margin:0}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul{margin:0}
section[id]{scroll-margin-top:140px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 2px 14px rgba(20,33,43,.07)}
.header-inner{display:flex;align-items:center;height:64px;gap:10px}
.brand-logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:32px;height:32px;border-radius:9px;
  background:linear-gradient(140deg,var(--brand),#16A97F);
  color:#fff;display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 2px 6px rgba(15,138,106,.28);
}
.brand-text{font-weight:700;font-size:16.5px;letter-spacing:-.2px;color:var(--ink);white-space:nowrap}
.nav-link{
  position:relative;display:inline-flex;align-items:center;white-space:nowrap;
  padding:8px 12px;font-size:14.5px;color:var(--ink-2);
  border-radius:8px;transition:color .16s ease,background-color .16s ease;
}
.nav-link:hover{color:var(--brand);background:var(--brand-soft)}
.nav-link.is-active{color:var(--brand);font-weight:600;background:var(--brand-soft)}
.nav-link:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.header-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.cmd-search{
  display:flex;align-items:center;gap:8px;height:38px;width:210px;
  padding:0 12px;background:#F1F4F3;border:1px solid transparent;
  border-radius:999px;transition:all .18s ease;
}
.cmd-search:focus-within{background:#fff;border-color:var(--brand);box-shadow:0 0 0 3px rgba(15,138,106,.12)}
.cmd-search input{border:0;outline:0;background:transparent;font-size:14px;width:100%;color:var(--ink)}
.cmd-search input::placeholder{color:#93A19C}
.cmd-kbd{font-size:11px;color:var(--muted);background:#fff;border:1px solid var(--line);border-radius:5px;padding:1px 6px;line-height:1.5}
.cmd-search svg{flex-shrink:0;color:var(--muted)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-weight:600;font-size:15px;line-height:1;
  border-radius:var(--r-btn);padding:13px 22px;
  border:1px solid transparent;cursor:pointer;
  transition:all .18s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 2px 8px rgba(15,138,106,.24)}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-1px);box-shadow:0 8px 20px rgba(15,138,106,.26)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft)}
.btn-light{background:rgba(255,255,255,.10);color:#fff;border-color:rgba(255,255,255,.38)}
.btn-light:hover{background:rgba(255,255,255,.22)}
.btn-sm{padding:10px 16px;font-size:14px}
.btn:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.btn-light:focus-visible{outline-color:#7FE0BE}

/* ---------- Mobile drawer ---------- */
.nav-toggle{
  width:40px;height:40px;border:1px solid var(--line);background:#fff;
  border-radius:10px;display:none;align-items:center;justify-content:center;
  color:var(--ink);cursor:pointer;transition:.18s;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand)}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:#fff;padding:16px 20px 24px}
.mobile-drawer.open{display:block}
.drawer-link{
  display:block;padding:12px 4px;font-size:15.5px;color:var(--ink-2);
  border-bottom:1px solid var(--line);transition:.16s;
}
.drawer-link:hover{color:var(--brand)}
.drawer-link.is-active{color:var(--brand);font-weight:600}
.drawer-cta{margin-top:16px;width:100%}

/* ---------- Breadcrumb ---------- */
.crumb-wrap{border-bottom:1px solid var(--line);background:#fff}
.crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);padding:12px 0;flex-wrap:wrap}
.crumb a{color:var(--muted);transition:.16s}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:#C3CFCA}
.crumb .current{color:var(--ink-2)}

/* ---------- Hero ---------- */
.cat-hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#EAF5F1 0%,#FFFFFF 100%);border-bottom:1px solid var(--line)}
.cat-hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  opacity:.10;
}
.cat-hero-inner{
  position:relative;display:grid;grid-template-columns:1.35fr 1fr;
  gap:44px;align-items:center;padding:52px 0 56px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-size:13px;font-weight:600;color:var(--brand);
  background:var(--brand-soft);border-radius:999px;padding:5px 14px 5px 12px;
}
.eyebrow::before{content:"";width:4px;height:14px;border-radius:2px;background:var(--brand)}
.cat-hero h1{
  font-size:40px;line-height:1.25;letter-spacing:-.5px;
  margin:18px 0 14px;font-weight:700;
}
.cat-hero h1 em{font-style:normal;color:var(--brand)}
.hero-sub{font-size:17px;color:var(--ink-2);max-width:560px;margin-bottom:20px}
.hero-sub strong{color:var(--ink);font-weight:600}
.pill-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px}
.pill{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13.5px;color:var(--ink-2);background:#fff;
  border:1px solid var(--line);border-radius:999px;padding:6px 14px;
}
.pill svg{color:var(--brand);flex-shrink:0}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}

/* HUD */
.hud{
  background:var(--ink);color:#fff;border-radius:var(--r-card);
  padding:24px;box-shadow:var(--shadow-2);position:relative;overflow:hidden;
}
.hud::after{
  content:"";position:absolute;right:-40px;top:-40px;width:160px;height:160px;
  border-radius:50%;background:radial-gradient(circle,rgba(15,138,106,.45),transparent 70%);
}
.hud-head{
  position:relative;display:flex;align-items:center;justify-content:space-between;
  gap:12px;padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,.16);
}
.hud-head span:first-child{font-size:15px;font-weight:600}
.hud-tag{
  font-size:12px;color:#7FE0BE;border:1px solid rgba(127,224,190,.45);
  border-radius:999px;padding:2px 10px;background:rgba(127,224,190,.08);
}
.hud-row{
  position:relative;display:flex;align-items:baseline;justify-content:space-between;
  gap:14px;padding:11px 0;border-bottom:1px dashed rgba(255,255,255,.14);
  font-size:14px;
}
.hud-row:last-child{border-bottom:0;padding-bottom:0}
.hud-row span:first-child{color:#AFC0BA}
.hud-value{color:#7FE0BE;font-weight:600;text-align:right}
.hud-note{position:relative;margin-top:14px;font-size:13px;color:#8FA39C;line-height:1.7}

/* ---------- Anchor bar ---------- */
.anchor-bar{
  position:sticky;top:64px;z-index:40;
  background:rgba(255,255,255,.95);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.anchor-list{display:flex;gap:8px;overflow-x:auto;padding:10px 0;scrollbar-width:none}
.anchor-list::-webkit-scrollbar{display:none}
.anchor-link{
  flex-shrink:0;font-size:14px;color:var(--ink-2);
  padding:7px 15px;border-radius:999px;border:1px solid var(--line);
  background:#fff;transition:.16s ease;white-space:nowrap;
}
.anchor-link:hover{color:var(--brand);border-color:var(--brand);background:var(--brand-soft)}

/* ---------- Sections ---------- */
.section{padding:76px 0}
.section-soft{background:var(--bg-soft)}
.section-head{max-width:740px;margin-bottom:38px}
.section-head h2{font-size:28px;line-height:1.4;letter-spacing:-.3px;margin:14px 0 12px}
.section-head p{color:var(--muted);font-size:16px}
.lead{font-size:17px;color:var(--ink-2);line-height:1.9;max-width:820px}

/* ---------- Split blocks ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.split + .split{margin-top:72px}
.split.reverse .split-media{order:2}
.split-body h2{font-size:26px;line-height:1.4;letter-spacing:-.3px;margin:14px 0 14px}
.split-body > p{color:var(--ink-2);font-size:16.5px}
.media-frame{
  border-radius:var(--r-card);overflow:hidden;background:var(--brand-soft);
  box-shadow:var(--shadow-2);position:relative;
}
.media-frame img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;transition:transform .5s ease}
.media-frame:hover img{transform:scale(1.02)}
.media-caption{
  font-size:13px;color:var(--muted);margin-top:12px;text-align:center;
}
.check-list{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:12px}
.check-list li{display:flex;gap:11px;font-size:15.5px;color:var(--ink-2);line-height:1.8}
.check-list svg{flex-shrink:0;margin-top:6px;color:var(--brand)}
.check-list strong{color:var(--ink);font-weight:600}

/* ---------- Steps ---------- */
.step-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.step-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--shadow-1);transition:all .2s ease;
}
.step-card:hover{box-shadow:var(--shadow-2);transform:translateY(-3px);border-color:#CFE4DC}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;background:var(--brand-soft);
  color:var(--brand);font-weight:700;font-size:15px;margin-bottom:14px;
}
.step-card h3{font-size:18px;margin-bottom:8px;line-height:1.5}
.step-card p{font-size:14.5px;color:var(--muted);margin:0}
.step-card .step-meta{
  display:inline-block;margin-top:14px;font-size:12.5px;color:var(--brand);
  background:var(--brand-soft);border-radius:999px;padding:3px 11px;
}

/* ---------- Stats ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--shadow-1);transition:.2s ease;
}
.stat-card:hover{border-color:#CFE4DC;box-shadow:var(--shadow-2)}
.stat-num{font-size:27px;font-weight:700;color:var(--brand);line-height:1.2;letter-spacing:-.5px}
.stat-label{font-size:14.5px;color:var(--ink-2);margin-top:6px;font-weight:600}
.stat-desc{font-size:13.5px;color:var(--muted);margin-top:6px;line-height:1.7}

/* ---------- Notice ---------- */
.notice{
  display:flex;gap:14px;align-items:flex-start;
  background:#FFF7EC;border:1px solid #F6DDB8;border-radius:var(--r-card);
  padding:18px 20px;margin-top:26px;
}
.notice svg{flex-shrink:0;color:var(--warn);margin-top:4px}
.notice p{margin:0;font-size:14.5px;color:#7A5322}
.notice strong{color:#5C3D14}

/* ---------- FAQ ---------- */
.faq-list{max-width:860px}
.faq-item{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:12px;margin-bottom:12px;overflow:hidden;transition:.2s ease;
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--brand);opacity:0;transition:opacity .2s ease;
}
.faq-item[open]{border-color:#BFDFD3;box-shadow:var(--shadow-1)}
.faq-item[open]::before{opacity:1}
.faq-item summary{
  list-style:none;cursor:pointer;min-height:52px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:15px 20px;font-size:16px;font-weight:600;color:var(--ink);
  transition:color .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-item[open] summary{color:var(--brand)}
.faq-arrow{flex-shrink:0;transition:transform .22s ease;color:var(--muted)}
.faq-item[open] .faq-arrow{transform:rotate(180deg);color:var(--brand)}
.faq-body{padding:0 20px 20px;font-size:15.5px;color:var(--ink-2);line-height:1.9}
.faq-body p{margin:0 0 10px}
.faq-body p:last-child{margin-bottom:0}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--ink);color:#fff;border-radius:18px;
  padding:42px 44px;display:grid;grid-template-columns:1.5fr 1fr;
  gap:34px;align-items:center;
}
.cta-band::after{
  content:"";position:absolute;right:-70px;bottom:-90px;width:260px;height:260px;
  border-radius:50%;background:radial-gradient(circle,rgba(15,138,106,.42),transparent 70%);
}
.cta-band h2{position:relative;color:#fff;font-size:27px;line-height:1.4;letter-spacing:-.3px;margin-bottom:12px}
.cta-band p{position:relative;color:#AFC0BA;font-size:15.5px;max-width:560px;margin:0}
.cta-actions{position:relative;display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}
.cta-meta{position:relative;display:flex;flex-wrap:wrap;gap:18px;margin-top:20px;font-size:13.5px;color:#8FA39C}
.cta-meta span{display:inline-flex;align-items:center;gap:6px}
.cta-meta svg{color:#7FE0BE}

/* ---------- Footer ---------- */
.site-footer{background:var(--bg-soft);border-top:1px solid var(--line);padding:58px 0 26px;margin-top:80px}
.footer-cols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.25fr;gap:34px}
.footer-title{font-weight:700;font-size:15px;color:var(--ink);margin-bottom:14px}
.footer-link{display:block;font-size:14.5px;color:var(--muted);padding:5px 0;transition:.16s ease}
.footer-link:hover{color:var(--brand);text-decoration:underline}
.footer-brand-line{font-size:14.5px;color:var(--muted);margin-top:16px;max-width:330px;line-height:1.85}
.footer-contact{font-size:14.5px;color:var(--muted);line-height:1.85;margin:0}
.footer-contact strong{color:var(--ink-2)}
.footer-bottom{
  margin-top:38px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--muted);line-height:1.8;
}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .cat-hero-inner{grid-template-columns:1fr;gap:32px;padding:44px 0 48px}
  .cat-hero h1{font-size:34px}
  .split{gap:34px}
  .step-grid{grid-template-columns:repeat(2,1fr)}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .footer-cols{grid-template-columns:1fr 1fr;gap:28px}
  .anchor-bar{top:56px}
  .header-inner{height:56px}
}
@media (max-width:768px){
  body{font-size:15.5px}
  .section{padding:52px 0}
  .cat-hero h1{font-size:29px}
  .hero-sub{font-size:16px}
  .section-head h2{font-size:24px}
  .split{grid-template-columns:1fr;gap:24px}
  .split.reverse .split-media{order:0}
  .split + .split{margin-top:56px}
  .split-body h2{font-size:22px}
  .cta-band{grid-template-columns:1fr;padding:30px 26px;gap:24px}
  .cta-actions{justify-content:flex-start}
  .cta-band h2{font-size:23px}
  .site-footer{padding:44px 0 22px;margin-top:56px}
  .hud{padding:20px}
  .media-frame img{aspect-ratio:16/10}
}
@media (max-width:520px){
  .step-grid{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:1fr}
  .footer-cols{grid-template-columns:1fr}
  .anchor-bar{position:relative;top:auto}
  .brand-text{font-size:15px}
  .btn{width:100%}
  .hero-actions{flex-direction:column;align-items:stretch}
  .cta-actions{flex-direction:column;align-items:stretch}
  section[id]{scroll-margin-top:24px}
}

/* roulang page: article */
:root{
  --c-primary:#0F8A6A;
  --c-primary-600:#0B6E54;
  --c-primary-soft:#EAF6F2;
  --c-amber:#F2A33C;
  --c-ink:#14212B;
  --c-body:#2B3D37;
  --c-muted:#6B7A75;
  --c-line:#E4EAE7;
  --c-bg-soft:#F6F8F7;
  --r-sm:10px;
  --r-card:14px;
  --sh-1:0 1px 2px rgba(20,33,43,.05);
  --sh-2:0 8px 24px rgba(20,33,43,.10);
  --t:180ms ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-body);
  background:#fff;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button{font:inherit;cursor:pointer;}
input{font:inherit;}
h1,h2,h3,h4{color:var(--c-ink);margin:0;font-weight:700;}
p{margin:0;}

.container-x{max-width:1152px;margin:0 auto;padding-left:20px;padding-right:20px;}
@media (min-width:768px){.container-x{padding-left:32px;padding-right:32px;}}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow var(--t);
}
.site-header.is-scrolled{box-shadow:0 4px 18px rgba(20,33,43,.07);}
.nav-wrap{
  max-width:1152px;margin:0 auto;padding:0 20px;
  height:64px;display:flex;align-items:center;gap:12px;
}
@media (min-width:768px){.nav-wrap{padding:0 32px;}}
@media (max-width:1023px){.nav-wrap{height:56px;}}

.brand-logo{display:inline-flex;align-items:center;gap:9px;flex-shrink:0;}
.brand-mark{
  width:32px;height:32px;border-radius:9px;flex-shrink:0;
  background:linear-gradient(135deg,var(--c-primary) 0%,#12A17C 100%);
  color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:0 4px 10px rgba(15,138,106,.28);
}
.brand-text{
  font-size:17px;font-weight:800;color:var(--c-ink);letter-spacing:.2px;white-space:nowrap;
}
@media (max-width:420px){.brand-text{font-size:15px;}}

.nav-link{
  position:relative;padding:8px 12px;border-radius:8px;
  font-size:15px;font-weight:500;color:#41524C;white-space:nowrap;
  transition:color var(--t),background var(--t);
}
.nav-link:hover{color:var(--c-primary);background:var(--c-primary-soft);}
.nav-link.is-active{color:var(--c-primary);font-weight:700;background:var(--c-primary-soft);}

.nav-search{
  display:flex;align-items:center;gap:8px;
  background:#F1F4F3;border:1px solid transparent;border-radius:999px;
  padding:0 10px 0 12px;height:38px;min-width:210px;
  transition:background var(--t),border-color var(--t),box-shadow var(--t);
}
.nav-search:focus-within{background:#fff;border-color:var(--c-primary);box-shadow:0 0 0 4px rgba(15,138,106,.12);}
.nav-search input{
  border:0;outline:0;background:transparent;width:100%;
  font-size:14px;color:var(--c-ink);
}
.nav-search input::placeholder{color:#93A29C;}
.kbd{
  font-size:11px;color:#7C8B85;border:1px solid #D8E1DD;border-radius:6px;
  padding:1px 6px;background:#fff;line-height:1.5;
}
.nav-mini{font-size:14px;color:#41524C;padding:8px 6px;transition:color var(--t);}
.nav-mini:hover{color:var(--c-primary);}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  border-radius:var(--r-sm);font-weight:600;border:1px solid transparent;
  padding:10px 18px;font-size:15px;line-height:1.4;
  transition:transform var(--t),background var(--t),box-shadow var(--t),color var(--t),border-color var(--t);
}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 4px 12px rgba(15,138,106,.24);}
.btn-primary:hover{background:var(--c-primary-600);transform:translateY(-1px);box-shadow:0 8px 20px rgba(15,138,106,.28);}
.btn-primary:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}
.btn-ghost{background:#fff;color:var(--c-ink);border-color:var(--c-line);}
.btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-soft);}
.btn-on-dark{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.35);}
.btn-on-dark:hover{background:rgba(255,255,255,.22);}
.btn-sm{padding:8px 15px;font-size:14px;}

.menu-btn{
  width:38px;height:38px;border-radius:10px;border:1px solid var(--c-line);
  background:#fff;display:flex;align-items:center;justify-content:center;color:var(--c-ink);
}
.menu-btn:hover{border-color:var(--c-primary);color:var(--c-primary);}

.mobile-drawer{
  position:fixed;inset:56px 0 0 0;background:#fff;z-index:70;
  padding:18px 20px 90px;overflow-y:auto;
  transform:translateX(100%);transition:transform 220ms ease;
  display:flex;flex-direction:column;gap:6px;
}
.mobile-drawer.is-open{transform:translateX(0);}
.mobile-drawer .drawer-link{
  padding:13px 14px;border-radius:10px;font-size:16px;font-weight:600;color:var(--c-ink);
  border:1px solid transparent;
}
.mobile-drawer .drawer-link.is-active{color:var(--c-primary);background:var(--c-primary-soft);}
.mobile-drawer .drawer-link:hover{background:var(--c-bg-soft);}
.drawer-cta{position:fixed;left:0;right:0;bottom:0;padding:14px 20px;background:#fff;border-top:1px solid var(--c-line);}

@media (min-width:1024px){.mobile-drawer{display:none;}}

/* ---------- breadcrumb ---------- */
.crumb-bar{background:var(--c-bg-soft);border-bottom:1px solid var(--c-line);}
.crumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:12px 0;font-size:13.5px;color:var(--c-muted);}
.crumb a:hover{color:var(--c-primary);}
.crumb .sep{color:#B8C4BF;}
.crumb .now{color:var(--c-ink);font-weight:600;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ---------- article hero ---------- */
.article-hero{
  position:relative;
  background-image:linear-gradient(180deg,rgba(234,246,242,.96) 0%,rgba(255,255,255,.98) 100%),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--c-line);
  padding:44px 0 40px;
}
@media (max-width:767px){.article-hero{padding:30px 0 28px;}}
.hero-cat{
  display:inline-flex;align-items:center;gap:6px;
  background:#fff;border:1px solid #CFE7DE;color:var(--c-primary-600);
  border-radius:999px;padding:5px 13px;font-size:13px;font-weight:700;
}
.article-title{
  font-size:36px;line-height:1.28;margin:16px 0 0;max-width:920px;letter-spacing:-.2px;
}
@media (max-width:1023px){.article-title{font-size:30px;}}
@media (max-width:639px){.article-title{font-size:25px;line-height:1.35;}}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px 18px;
  margin-top:18px;font-size:14px;color:var(--c-muted);
}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#C4D1CC;}
.meta-chip{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(255,255,255,.8);border:1px solid var(--c-line);
  border-radius:999px;padding:4px 12px;color:#41524C;font-size:13.5px;
}

/* ---------- article body ---------- */
.article-shell{background:var(--c-bg-soft);padding:40px 0 8px;}
@media (max-width:767px){.article-shell{padding:26px 0 4px;}}
.article-panel{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:34px 34px 40px;
}
@media (max-width:767px){.article-panel{padding:20px 18px 26px;border-radius:12px;}}
.article-body{max-width:760px;margin:0 auto;font-size:17px;line-height:1.85;color:var(--c-body);}
@media (max-width:639px){.article-body{font-size:16px;line-height:1.8;}}
.article-body > *:first-child{margin-top:0;}
.article-body h2{
  font-size:26px;line-height:1.4;margin:2.1em 0 .75em;padding-left:14px;
  border-left:4px solid var(--c-primary);
}
.article-body h3{font-size:20px;line-height:1.5;margin:1.7em 0 .6em;color:#1B2C36;}
.article-body h4{font-size:17px;margin:1.4em 0 .5em;color:#1B2C36;}
.article-body p{margin:0 0 1.05em;}
.article-body a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--c-primary-600);}
.article-body strong{color:var(--c-ink);font-weight:700;}
.article-body ul,.article-body ol{margin:0 0 1.1em;padding-left:1.45em;}
.article-body li{margin:0 0 .45em;}
.article-body blockquote{
  margin:1.4em 0;padding:14px 20px;background:var(--c-primary-soft);
  border-left:4px solid var(--c-primary);border-radius:0 10px 10px 0;color:#274A3F;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:12px;margin:1.4em auto;box-shadow:var(--sh-1);}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{font-size:14px;color:var(--c-muted);text-align:center;margin-top:10px;line-height:1.7;}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:2.2em 0;}
.article-body table{
  display:block;width:100%;overflow-x:auto;border-collapse:collapse;
  font-size:15px;margin:1.4em 0;border:1px solid var(--c-line);border-radius:10px;
}
.article-body th,.article-body td{border:1px solid var(--c-line);padding:10px 13px;text-align:left;}
.article-body thead th{background:var(--c-bg-soft);color:var(--c-ink);font-weight:700;}
.article-body tbody tr:nth-child(even){background:#FAFCFB;}
.article-body pre{
  background:var(--c-ink);color:#E7F2EE;padding:16px 18px;border-radius:12px;
  overflow-x:auto;font-size:14px;line-height:1.7;margin:1.4em 0;
}
.article-body code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.92em;}
.article-body p code,.article-body li code{background:#F1F4F3;color:#1B5C48;padding:1px 6px;border-radius:6px;}

.empty-state{
  max-width:760px;margin:0 auto;text-align:center;padding:26px 10px 10px;
}
.empty-state .icon{
  width:56px;height:56px;border-radius:16px;margin:0 auto 16px;
  background:var(--c-primary-soft);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;
}
.empty-state h2{font-size:22px;margin-bottom:10px;}
.empty-state p{color:var(--c-muted);margin-bottom:20px;}

.article-foot{
  max-width:760px;margin:32px auto 0;padding-top:22px;border-top:1px dashed var(--c-line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  font-size:13px;color:#41524C;background:var(--c-bg-soft);
  border:1px solid var(--c-line);border-radius:999px;padding:4px 12px;
}
.foot-links{display:flex;gap:10px;flex-wrap:wrap;}

/* ---------- related ---------- */
.section{padding:60px 0;}
@media (max-width:767px){.section{padding:44px 0;}}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:26px;flex-wrap:wrap;
}
.section-title{font-size:26px;line-height:1.4;display:flex;align-items:center;gap:12px;}
.section-title::before{
  content:"";width:4px;height:20px;border-radius:2px;background:var(--c-primary);display:block;
}
.section-sub{font-size:14.5px;color:var(--c-muted);margin-top:8px;}

.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
@media (max-width:1023px){.card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (max-width:639px){.card-grid{grid-template-columns:1fr;}}
.rec-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.rec-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#CFE7DE;}
.rec-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--c-primary-soft);}
.rec-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 320ms ease;}
.rec-card:hover .rec-thumb img{transform:scale(1.05);}
.rec-badge{
  position:absolute;left:12px;top:12px;background:rgba(255,255,255,.94);
  color:var(--c-primary-600);font-size:12.5px;font-weight:700;
  border-radius:999px;padding:4px 11px;box-shadow:var(--sh-1);
}
.rec-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.rec-body h3{font-size:17.5px;line-height:1.5;}
.rec-body h3 a:hover{color:var(--c-primary);}
.rec-body p{font-size:14.5px;color:var(--c-muted);line-height:1.75;flex:1;}
.rec-more{font-size:14px;font-weight:700;color:var(--c-primary);display:inline-flex;align-items:center;gap:6px;}
.rec-card:hover .rec-more{gap:10px;}

/* ---------- CTA ---------- */
.cta-band{
  background:linear-gradient(135deg,#14212B 0%,#1E3A32 60%,#0F8A6A 140%);
  border-radius:20px;padding:38px 34px;color:#fff;
  display:flex;gap:28px;align-items:center;justify-content:space-between;flex-wrap:wrap;
}
@media (max-width:767px){.cta-band{padding:28px 22px;border-radius:16px;}}
.cta-band h2{color:#fff;font-size:25px;line-height:1.4;}
@media (max-width:639px){.cta-band h2{font-size:21px;}}
.cta-band p{color:rgba(255,255,255,.78);font-size:15px;margin-top:10px;max-width:620px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- footer ---------- */
.site-footer{background:var(--c-bg-soft);border-top:1px solid var(--c-line);margin-top:70px;padding:52px 0 26px;}
.footer-cols{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px;}
@media (max-width:1023px){.footer-cols{grid-template-columns:1fr 1fr;gap:28px;}}
@media (max-width:639px){.footer-cols{grid-template-columns:1fr;}}
.footer-brand-line{font-size:14px;color:var(--c-muted);line-height:1.8;margin-top:14px;max-width:330px;}
.footer-title{font-size:14.5px;font-weight:700;color:var(--c-ink);margin-bottom:14px;}
.footer-link{display:block;font-size:14px;color:#4E5F59;padding:4px 0;transition:color var(--t);}
.footer-link:hover{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px;}
.footer-contact{font-size:14px;color:var(--c-muted);line-height:1.9;}
.footer-contact strong{color:var(--c-ink);}
.footer-bottom{
  margin-top:38px;padding-top:20px;border-top:1px solid var(--c-line);
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:var(--c-muted);line-height:1.8;
}

::selection{background:rgba(15,138,106,.18);}

/* roulang page: category2 */
:root{
  --brand:#0F8A6A;
  --brand-deep:#0B6E54;
  --brand-soft:rgba(15,138,106,.10);
  --amber:#F2A33C;
  --ink:#14212B;
  --ink-2:#2C3A42;
  --muted:#6B7A75;
  --bg:#F6F8F7;
  --line:#E4EAE7;
  --line-strong:#CFDAD5;
  --ok:#1E9E6A;
  --warn:#D9822B;
  --radius-card:14px;
  --radius-btn:10px;
  --shadow-card:0 1px 2px rgba(20,33,43,.05);
  --shadow-hover:0 8px 24px rgba(20,33,43,.10);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--ink);
  background:#fff;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease}
button{font:inherit;cursor:pointer;border:0;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;color:var(--ink)}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}

.container-x{max-width:1152px;margin:0 auto;padding:0 20px}
@media(min-width:768px){.container-x{padding:0 32px}}

/* ---------- Header / Nav ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .2s ease}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(20,33,43,.07)}
.nav-inner{display:flex;align-items:center;gap:14px;height:64px}
@media(max-width:767px){.nav-inner{height:56px;gap:10px}}

.brand-logo{display:inline-flex;align-items:center;gap:9px;flex-shrink:0}
.brand-mark{width:32px;height:32px;border-radius:9px;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,#12A67E,#0B6E54);box-shadow:0 1px 2px rgba(20,33,43,.12)}
.brand-text{font-weight:700;font-size:16.5px;letter-spacing:0;white-space:nowrap}
@media(max-width:380px){.brand-text{font-size:14.5px}}

.nav-link{position:relative;padding:8px 12px;border-radius:8px;font-size:15px;font-weight:500;color:#3E4E48}
.nav-link:hover{color:var(--brand);background:var(--brand-soft)}
.nav-link.is-active{color:var(--brand);font-weight:600}
.nav-link.is-active::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;background:var(--brand)}

.cmd-search{display:flex;align-items:center;gap:8px;background:#F1F4F3;border:1px solid transparent;border-radius:999px;padding:7px 10px 7px 13px;width:216px;transition:background .18s ease,border-color .18s ease,box-shadow .18s ease}
.cmd-search:focus-within{background:#fff;border-color:var(--brand);box-shadow:0 0 0 3px rgba(15,138,106,.12)}
.cmd-search svg{flex-shrink:0;color:#8A9993}
.cmd-search input{border:0;background:transparent;outline:none;font-size:14px;width:100%;color:var(--ink);font-family:inherit}
.cmd-search input::placeholder{color:#93A29C}
.kbd{font-size:11px;color:#7A8A84;background:#fff;border:1px solid var(--line);border-radius:5px;padding:1px 6px;line-height:1.5}

.link-quiet{font-size:14.5px;color:var(--muted);font-weight:500;padding:7px 8px;border-radius:8px}
.link-quiet:hover{color:var(--brand);background:var(--brand-soft)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:42px;padding:0 18px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;border:1px solid transparent;transition:background-color .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;white-space:nowrap}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 1px 2px rgba(20,33,43,.08)}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-primary:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.btn-ghost{background:#fff;border-color:var(--line-strong);color:var(--ink)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft)}
.btn-ghost:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.btn-sm{height:36px;padding:0 14px;font-size:14px}

.hamburger{width:40px;height:40px;border-radius:10px;display:grid;place-items:center;color:var(--ink);border:1px solid var(--line)}
.hamburger:hover{background:var(--bg)}

.mobile-drawer{position:fixed;inset:0;z-index:90;background:#fff;display:flex;flex-direction:column;padding:16px 20px 24px;transform:translateX(100%);transition:transform .26s ease;overflow-y:auto}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}
.drawer-link{display:block;padding:14px 12px;border-radius:10px;font-size:16px;font-weight:600;color:var(--ink-2);border-bottom:1px solid var(--line)}
.drawer-link:hover{background:var(--bg)}
.drawer-link.is-active{color:var(--brand);background:var(--brand-soft)}
.drawer-close{width:40px;height:40px;border-radius:10px;display:grid;place-items:center;color:var(--ink);border:1px solid var(--line)}

/* ---------- Hero ---------- */
.cat-hero{background:linear-gradient(180deg,#F1F8F5 0%,#FFFFFF 100%);border-bottom:1px solid var(--line);padding:42px 0 40px}
@media(max-width:767px){.cat-hero{padding:30px 0 32px}}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:13.5px;font-weight:600;color:var(--brand);margin-bottom:14px}
.eyebrow::before{content:"";width:4px;height:18px;border-radius:2px;background:var(--brand)}
.hero-title{font-size:36px;line-height:1.28;letter-spacing:-.2px}
@media(max-width:1023px){.hero-title{font-size:30px}}
@media(max-width:639px){.hero-title{font-size:26px}}
.hero-sub{font-size:16.5px;line-height:1.85;color:var(--muted);margin:14px 0 0;max-width:38em}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.chip{display:inline-flex;align-items:center;gap:7px;font-size:13.5px;font-weight:600;color:var(--ink-2);background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 13px}
.chip svg{color:var(--brand)}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-figure{border-radius:var(--radius-card);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-card);position:relative;background:var(--bg)}
.hero-figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero-figure figcaption{position:absolute;left:12px;bottom:12px;right:12px;background:rgba(20,33,43,.78);color:#fff;font-size:13px;border-radius:9px;padding:8px 12px;backdrop-filter:blur(2px)}

/* ---------- Anchor nav ---------- */
.anchor-bar{border-bottom:1px solid var(--line);background:#fff}
.anchor-nav{display:flex;flex-wrap:wrap;gap:10px;padding:16px 0}
.anchor-nav a{font-size:14.5px;font-weight:600;color:var(--ink-2);background:var(--bg);border:1px solid var(--line);border-radius:999px;padding:7px 15px;transition:all .18s ease}
.anchor-nav a:hover{color:var(--brand);border-color:var(--brand);background:var(--brand-soft)}
.anchor-nav a:focus-visible{outline:2px solid var(--brand);outline-offset:2px}

/* ---------- Sections ---------- */
.section{padding:72px 0}
@media(max-width:767px){.section{padding:48px 0}}
.section-alt{background:var(--bg)}
.sec-head{max-width:760px;margin-bottom:34px}
.sec-title{font-size:28px;line-height:1.35;position:relative;padding-left:16px}
.sec-title::before{content:"";position:absolute;left:0;top:.28em;width:4px;height:20px;border-radius:2px;background:var(--brand)}
@media(max-width:639px){.sec-title{font-size:23px}}
.sec-desc{margin-top:12px;color:var(--muted);font-size:16px}

/* ---------- Step timeline ---------- */
.step-list{position:relative}
.step-item{display:grid;grid-template-columns:92px 1fr;gap:18px;padding-bottom:22px;position:relative}
.step-item:last-child{padding-bottom:0}
.step-item::before{content:"";position:absolute;left:45px;top:52px;bottom:2px;width:2px;background:var(--line)}
.step-item:last-child::before{display:none}
.step-num{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;font-size:15px;font-weight:700;color:var(--brand);background:var(--brand-soft);border:1px solid rgba(15,138,106,.22)}
.step-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-card);padding:20px 22px;transition:box-shadow .18s ease,border-color .18s ease,transform .18s ease}
.step-card:hover{border-color:rgba(15,138,106,.35);box-shadow:var(--shadow-hover);transform:translateY(-1px)}
.step-card h3{font-size:19px;margin-bottom:8px}
.step-card p{color:var(--muted);font-size:15.5px;margin-bottom:12px}
.step-tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{font-size:12.5px;font-weight:600;padding:3px 10px;border-radius:999px;background:var(--bg);color:#5B6A64;border:1px solid var(--line)}
.tag-amber{background:rgba(242,163,60,.15);color:#A5641A;border-color:rgba(242,163,60,.35)}
.tag-green{background:var(--brand-soft);color:var(--brand-deep);border-color:rgba(15,138,106,.25)}
@media(max-width:639px){
  .step-item{grid-template-columns:56px 1fr;gap:14px}
  .step-item::before{left:27px;top:52px}
  .step-num{width:44px;height:44px}
  .step-card{padding:16px}
}

/* ---------- HUD panel ---------- */
.hud-panel{background:var(--ink);border-radius:var(--radius-card);padding:26px 24px;color:#E7EFEB;box-shadow:0 10px 30px rgba(20,33,43,.16)}
@media(max-width:639px){.hud-panel{padding:20px 16px}}
.hud-title{font-size:19px;color:#fff;margin-bottom:6px}
.hud-note{font-size:14px;color:#9FB4AC;margin-bottom:18px}
.hud-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:13px 0;border-bottom:1px dashed rgba(255,255,255,.14)}
.hud-row:last-child{border-bottom:0}
.hud-key{font-size:15px;font-weight:600;color:#EAF3EF}
.hud-sub{display:block;font-size:13px;color:#93A8A0;font-weight:400;margin-top:2px}
.hud-pill{flex-shrink:0;font-size:12.5px;font-weight:600;padding:3px 11px;border-radius:999px;border:1px solid rgba(255,255,255,.18);color:#BFD8CF;background:rgba(255,255,255,.06)}
.hud-pill.ok{color:#8FE0BE;border-color:rgba(30,158,106,.5);background:rgba(30,158,106,.18)}
.hud-pill.warn{color:#F6C98A;border-color:rgba(242,163,60,.45);background:rgba(242,163,60,.14)}

.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-card);padding:22px}
.side-card h3{font-size:18px;margin-bottom:10px}
.side-list li{display:flex;gap:10px;padding:9px 0;font-size:15px;color:var(--muted);border-bottom:1px solid var(--line)}
.side-list li:last-child{border-bottom:0}
.side-list svg{flex-shrink:0;margin-top:6px;color:var(--brand)}

/* ---------- Cards grid ---------- */
.card-grid{display:grid;gap:22px;grid-template-columns:repeat(3,minmax(0,1fr))}
@media(max-width:1023px){.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:639px){.card-grid{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-card);display:flex;flex-direction:column;transition:box-shadow .18s ease,transform .18s ease,border-color .18s ease}
.card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px);border-color:rgba(15,138,106,.3)}
.card-media{position:relative;background:var(--brand-soft)}
.card-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.card-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:18px}
.card-body p{font-size:15px;color:var(--muted);margin:0;flex:1}
.card-link{font-size:14.5px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px}
.card-link:hover{color:var(--brand-deep);text-decoration:underline}

/* ---------- Notice list ---------- */
.notice-list{display:grid;gap:16px}
.notice{display:grid;grid-template-columns:44px 1fr auto;gap:16px;align-items:center;background:#fff;border:1px solid var(--line);border-left:3px solid var(--amber);border-radius:var(--radius-card);padding:16px 20px;box-shadow:var(--shadow-card)}
.notice-icon{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;background:rgba(242,163,60,.15);color:#A5641A}
.notice h3{font-size:17px;margin-bottom:4px}
.notice p{font-size:14.8px;color:var(--muted);margin:0}
.notice a{font-size:14.5px;font-weight:600;color:var(--brand);white-space:nowrap}
.notice a:hover{text-decoration:underline}
@media(max-width:767px){
  .notice{grid-template-columns:40px 1fr;gap:14px}
  .notice a{grid-column:1 / -1;padding-left:54px}
}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:900px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-card);background:#fff;overflow:hidden;transition:border-color .18s ease,box-shadow .18s ease}
.faq-item[open]{border-color:rgba(15,138,106,.4);box-shadow:var(--shadow-hover)}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:16px 20px;min-height:54px;font-size:16.5px;font-weight:600;color:var(--ink);cursor:pointer;list-style:none}
.faq-q::-webkit-details-marker{display:none}
.faq-q:hover{color:var(--brand)}
.faq-q .chev{flex-shrink:0;color:var(--brand);transition:transform .2s ease}
.faq-item[open] .faq-q .chev{transform:rotate(180deg)}
.faq-a{padding:0 20px 20px;color:var(--muted);font-size:15.2px;border-top:1px solid var(--line);padding-top:14px;margin:0 20px 20px;padding-left:14px;padding-right:0;border-left:3px solid var(--brand)}

/* ---------- CTA ---------- */
.cta-band{background:var(--ink);border-radius:16px;padding:34px 32px;color:#fff;display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between}
.cta-band h2{color:#fff;font-size:25px;margin-bottom:8px}
.cta-band p{color:#A9BDB5;font-size:15.5px;margin:0;max-width:44em}
.cta-meta{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;color:#F6C98A;margin-top:12px;font-weight:600}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.btn-light{background:#fff;color:var(--ink)}
.btn-light:hover{background:#EAF3EF;color:var(--brand-deep);transform:translateY(-1px)}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.34);color:#fff}
.btn-outline-light:hover{border-color:#fff;background:rgba(255,255,255,.1)}
@media(max-width:767px){.cta-band{padding:26px 20px}.cta-band h2{font-size:21px}.cta-actions{width:100%}.cta-actions .btn{flex:1 1 100%}}

/* ---------- Footer ---------- */
.site-footer{background:var(--bg);border-top:1px solid var(--line);padding:56px 0 24px;margin-top:8px}
@media(max-width:767px){.site-footer{padding:40px 0 20px}}
.footer-cols{display:grid;gap:34px;grid-template-columns:1.4fr 1fr 1fr 1.2fr}
@media(max-width:1023px){.footer-cols{grid-template-columns:1fr 1fr}}
@media(max-width:639px){.footer-cols{grid-template-columns:1fr;gap:26px}}
.footer-brand-line{font-size:14.5px;color:var(--muted);margin-top:14px;max-width:32em}
.footer-title{font-size:15px;font-weight:700;color:var(--ink);margin-bottom:14px}
.footer-link{display:block;font-size:14.5px;color:var(--muted);padding:5px 0}
.footer-link:hover{color:var(--brand);text-decoration:underline}
.footer-contact{font-size:14.5px;color:var(--muted);line-height:1.9}
.footer-contact strong{color:var(--ink-2)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;border-top:1px solid var(--line);margin-top:38px;padding-top:18px;font-size:13.5px;color:#86958F}

/* roulang page: category3 */
:root{
    --primary:#0F8A6A;
    --primary-dark:#0B6E55;
    --primary-soft:rgba(15,138,106,.09);
    --accent:#F2A33C;
    --ink:#14212B;
    --bg:#F6F8F7;
    --line:#E4EAE7;
    --muted:#6B7A75;
    --radius:14px;
    --shadow-1:0 1px 2px rgba(20,33,43,.05);
    --shadow-2:0 8px 24px rgba(20,33,43,.10);
    --header-h:64px;
    --ease:all .18s ease;
  }

  *,*::before,*::after{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0;
    font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
    font-size:16.5px;
    line-height:1.85;
    color:var(--ink);
    background:#fff;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none;transition:var(--ease)}
  button{font-family:inherit}
  h1,h2,h3,h4,p{margin:0}
  ul{margin:0;padding:0;list-style:none}
  section[id]{scroll-margin-top:calc(var(--header-h) + 70px)}

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    font-size:15px;font-weight:600;line-height:1;
    border-radius:10px;padding:12px 22px;border:1px solid transparent;
    cursor:pointer;transition:var(--ease);white-space:nowrap;
  }
  .btn-primary{background:var(--primary);color:#fff}
  .btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 6px 16px rgba(15,138,106,.24)}
  .btn-primary:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
  .btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
  .btn-ghost:hover{background:var(--primary-soft);border-color:rgba(15,138,106,.38);color:var(--primary-dark)}
  .btn-ghost:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
  .btn-sm{padding:9px 16px;font-size:14px;border-radius:9px}
  .btn-white{background:#fff;color:var(--primary-dark)}
  .btn-white:hover{background:#EAF6F1;transform:translateY(-1px)}
  .btn-light-line{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
  .btn-light-line:hover{background:rgba(255,255,255,.14);border-color:#fff}

  /* ---------- 头部 ---------- */
  .site-header{
    position:sticky;top:0;z-index:70;background:#fff;
    border-bottom:1px solid var(--line);transition:box-shadow .2s ease;
  }
  .site-header.is-scrolled{box-shadow:0 4px 18px rgba(20,33,43,.08)}
  .header-inner{display:flex;align-items:center;gap:14px;height:var(--header-h)}
  .brand-logo{display:inline-flex;align-items:center;gap:9px;flex:0 0 auto}
  .brand-mark{
    width:28px;height:28px;border-radius:9px;background:var(--primary);color:#fff;
    display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;
  }
  .brand-text{font-size:16.5px;font-weight:700;color:var(--ink);white-space:nowrap;letter-spacing:-.01em}
  .brand-logo:hover .brand-text{color:var(--primary-dark)}

  .nav-link{
    font-size:14.5px;font-weight:500;color:var(--muted);
    padding:8px 11px;border-radius:9px;white-space:nowrap;
  }
  .nav-link:hover{color:var(--primary-dark);background:var(--bg)}
  .nav-link.is-active{color:var(--primary-dark);font-weight:700;background:var(--primary-soft)}

  .header-tools{margin-left:auto;display:flex;align-items:center;gap:12px}
  .search-box{
    display:flex;align-items:center;gap:8px;height:40px;padding:0 12px;
    width:clamp(150px,15vw,216px);
    background:#F1F4F3;border:1px solid transparent;border-radius:999px;
    transition:var(--ease);color:var(--muted);
  }
  .search-box:hover{background:#ECF1EF}
  .search-box:focus-within{background:#fff;border-color:var(--primary);box-shadow:0 0 0 3px rgba(15,138,106,.13)}
  .search-box input{border:0;outline:none;background:transparent;font-size:14px;width:100%;color:var(--ink);font-family:inherit}
  .search-box input::placeholder{color:#93A19C}
  .search-kbd{
    font-size:11px;color:var(--muted);background:#fff;border:1px solid var(--line);
    border-radius:6px;padding:1px 6px;line-height:1.5;flex:0 0 auto;
  }
  .quick-link{font-size:14.5px;font-weight:600;color:var(--muted);padding:6px 4px}
  .quick-link:hover{color:var(--primary-dark)}

  .menu-toggle{
    display:none;align-items:center;justify-content:center;
    width:40px;height:40px;border-radius:10px;border:1px solid var(--line);
    background:#fff;color:var(--ink);cursor:pointer;transition:var(--ease);margin-left:auto;
  }
  .menu-toggle:hover{background:var(--bg)}
  .menu-toggle:focus-visible{outline:2px solid var(--primary);outline-offset:2px}

  .mobile-drawer{
    position:fixed;left:0;right:0;top:var(--header-h);bottom:0;background:#fff;z-index:65;
    padding:18px 20px 28px;overflow-y:auto;display:none;flex-direction:column;gap:4px;
  }
  .mobile-drawer.is-open{display:flex}
  .mobile-search{
    display:flex;align-items:center;gap:8px;height:46px;padding:0 14px;margin-bottom:14px;
    background:#F1F4F3;border-radius:12px;color:var(--muted);
  }
  .mobile-search input{border:0;outline:none;background:transparent;font-size:15px;width:100%;font-family:inherit;color:var(--ink)}
  .drawer-link{
    display:block;padding:14px 14px;border-radius:12px;font-size:16px;font-weight:600;color:var(--ink);
    border-bottom:1px solid var(--line);
  }
  .drawer-link:last-of-type{border-bottom:0}
  .drawer-link.is-active{color:var(--primary-dark);background:var(--primary-soft)}
  .drawer-cta{margin-top:auto;padding-top:20px}
  .drawer-cta .btn{width:100%}

  /* ---------- Hero ---------- */
  .cat-hero{
    background:linear-gradient(180deg,#F1F8F5 0%,#FFFFFF 82%);
    border-bottom:1px solid var(--line);
    padding:34px 0 46px;
  }
  .breadcrumb{font-size:13px;color:var(--muted);margin-bottom:18px;display:flex;flex-wrap:wrap;gap:6px;align-items:center}
  .breadcrumb a:hover{color:var(--primary-dark);text-decoration:underline}
  .breadcrumb .sep{color:#B9C4C0}

  .eyebrow{
    display:inline-flex;align-items:center;gap:7px;
    font-size:13px;font-weight:700;color:var(--primary-dark);
    background:var(--primary-soft);border-radius:999px;padding:6px 14px;margin-bottom:16px;
  }
  .eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--primary);display:inline-block}
  .cat-title{
    font-size:clamp(26px,3.9vw,40px);font-weight:800;line-height:1.26;letter-spacing:-.015em;color:var(--ink);
  }
  .hero-sub{margin-top:16px;font-size:16.5px;line-height:1.85;color:var(--muted);max-width:640px}
  .hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
  .meta-pill{
    display:inline-flex;align-items:center;gap:7px;font-size:13.5px;color:var(--ink);
    background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 14px;
  }
  .meta-pill svg{color:var(--primary)}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}

  .hero-visual{position:relative;border-radius:18px;overflow:hidden;box-shadow:var(--shadow-2)}
  .hero-visual img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11}
  .hero-visual::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(180deg,rgba(20,33,43,0) 45%,rgba(20,33,43,.55) 100%);
  }
  .hero-visual-cap{
    position:absolute;left:18px;right:18px;bottom:16px;z-index:2;color:#fff;
    font-size:14px;line-height:1.7;font-weight:500;
  }

  /* ---------- 锚点导航 ---------- */
  .anchor-bar{
    position:sticky;top:var(--header-h);z-index:50;
    background:rgba(255,255,255,.94);backdrop-filter:blur(8px);
    border-bottom:1px solid var(--line);
  }
  .anchor-scroll{display:flex;gap:9px;overflow-x:auto;padding:12px 0;scrollbar-width:none}
  .anchor-scroll::-webkit-scrollbar{display:none}
  .anchor-chip{
    flex:0 0 auto;font-size:14px;font-weight:500;color:var(--muted);
    background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 17px;
  }
  .anchor-chip:hover{color:var(--primary-dark);border-color:rgba(15,138,106,.45);background:var(--primary-soft)}

  /* ---------- 通用板块 ---------- */
  .section{padding:68px 0}
  .section-alt{background:var(--bg);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .section-head{max-width:760px;margin-bottom:34px}
  .section-title{
    display:flex;align-items:center;gap:11px;
    font-size:clamp(21px,2.5vw,28px);font-weight:750;line-height:1.35;color:var(--ink);letter-spacing:-.01em;
  }
  .section-title .mark{width:4px;height:21px;border-radius:2px;background:var(--primary);flex:0 0 auto}
  .section-desc{margin-top:14px;font-size:16px;line-height:1.85;color:var(--muted)}

  /* ---------- 礼包卡片 ---------- */
  .pack-card{
    display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
    border-radius:var(--radius);overflow:hidden;height:100%;
    transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
  }
  .pack-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(15,138,106,.34)}
  .pack-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--primary-soft)}
  .pack-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
  .pack-card:hover .pack-media img{transform:scale(1.045)}
  .pack-badge{
    position:absolute;left:12px;top:12px;font-size:12.5px;font-weight:600;color:#fff;
    background:rgba(20,33,43,.76);border-radius:999px;padding:4px 12px;backdrop-filter:blur(4px);
  }
  .pack-badge.is-accent{background:var(--accent);color:#3A2405}
  .pack-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
  .pack-body h3{font-size:17.5px;font-weight:700;line-height:1.45;color:var(--ink)}
  .pack-body p{font-size:14.5px;line-height:1.78;color:var(--muted)}
  .pack-tags{display:flex;flex-wrap:wrap;gap:8px}
  .tag{
    font-size:12.5px;color:var(--muted);background:var(--bg);
    border:1px solid var(--line);border-radius:8px;padding:3px 10px;white-space:nowrap;
  }
  .tag.is-primary{color:var(--primary-dark);background:var(--primary-soft);border-color:rgba(15,138,106,.22)}
  .pack-foot{
    margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);
    display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  }
  .pack-time{font-size:13px;color:var(--muted)}
  .pack-link{font-size:14px;font-weight:700;color:var(--primary-dark);display:inline-flex;align-items:center;gap:5px}
  .pack-link:hover{gap:9px}
  .pack-link:hover span{text-decoration:underline}

  /* ---------- 流程步骤 ---------- */
  .flow-step{
    position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
    padding:24px 22px;height:100%;transition:var(--ease);
  }
  .flow-step:hover{border-color:rgba(15,138,106,.34);box-shadow:var(--shadow-2);transform:translateY(-2px)}
  .step-num{
    width:34px;height:34px;border-radius:10px;background:var(--primary);color:#fff;
    font-size:15px;font-weight:700;display:flex;align-items:center;justify-content:center;margin-bottom:15px;
  }
  .flow-step h3{font-size:17px;font-weight:700;margin-bottom:9px;color:var(--ink)}
  .flow-step p{font-size:14.5px;line-height:1.8;color:var(--muted)}

  /* ---------- 深色节奏面板 ---------- */
  .hud{
    background:var(--ink);border-radius:20px;padding:34px 32px;color:#E9F1EE;
    box-shadow:0 14px 34px rgba(20,33,43,.16);
  }
  .hud-head{display:flex;flex-wrap:wrap;gap:14px;align-items:baseline;justify-content:space-between;margin-bottom:10px}
  .hud-head h2{font-size:clamp(20px,2.3vw,24px);font-weight:750;color:#fff;letter-spacing:-.01em}
  .hud-badge{
    font-size:12.5px;font-weight:700;color:#3A2405;background:var(--accent);
    border-radius:999px;padding:5px 13px;
  }
  .hud-note{font-size:14.5px;line-height:1.8;color:rgba(233,241,238,.72);margin-bottom:14px}
  .hud-row{display:flex;gap:18px;padding:16px 0;border-bottom:1px solid rgba(255,255,255,.09)}
  .hud-row:last-child{border-bottom:0;padding-bottom:0}
  .hud-time{flex:0 0 104px;font-size:14px;font-weight:700;color:var(--accent)}
  .hud-title{font-size:16px;font-weight:650;color:#fff}
  .hud-desc{font-size:14px;line-height:1.75;color:rgba(233,241,238,.7);margin-top:5px}

  /* ---------- FAQ ---------- */
  .faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px}
  .faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:border-color .18s ease}
  .faq-item.is-open{border-color:rgba(15,138,106,.42);box-shadow:var(--shadow-1)}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
    min-height:48px;padding:18px 20px;background:none;border:0;cursor:pointer;text-align:left;
    font-size:16px;font-weight:650;color:var(--ink);transition:var(--ease);
  }
  .faq-q:hover{color:var(--primary-dark)}
  .faq-q:focus-visible{outline:2px solid var(--primary);outline-offset:-4px}
  .faq-q .chev{flex:0 0 auto;color:var(--muted);transition:transform .2s ease,color .2s ease}
  .faq-item.is-open .chev{transform:rotate(180deg);color:var(--primary)}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .26s ease}
  .faq-a-inner{
    margin:0 20px 20px;padding:2px 0 2px 16px;border-left:3px solid var(--primary);
    font-size:15px;line-height:1.85;color:var(--muted);
  }

  /* ---------- CTA ---------- */
  .cta-band{
    background:linear-gradient(135deg,#0F8A6A 0%,#0B6E55 100%);
    border-radius:20px;padding:38px;
    display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;
    color:#fff;
  }
  .cta-band h2{font-size:clamp(20px,2.4vw,25px);font-weight:750;line-height:1.4}
  .cta-band p{margin-top:10px;font-size:15px;line-height:1.8;color:rgba(255,255,255,.88);max-width:560px}
  .cta-actions{display:flex;flex-wrap:wrap;gap:12px}
  .cta-deadline{
    display:inline-flex;align-items:center;gap:7px;margin-top:16px;
    font-size:13.5px;color:#fff;background:rgba(255,255,255,.16);
    border-radius:999px;padding:6px 14px;
  }

  /* ---------- 页脚 ---------- */
  .site-footer{background:var(--bg);border-top:1px solid var(--line);padding:56px 0 24px;margin-top:0}
  .footer-cols{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px}
  .footer-title{font-size:15px;font-weight:700;color:var(--ink);margin-bottom:14px}
  .footer-link{display:block;font-size:14.5px;color:var(--muted);padding:5px 0}
  .footer-link:hover{color:var(--primary-dark);text-decoration:underline}
  .footer-brand-line{font-size:14.5px;line-height:1.85;color:var(--muted);margin-top:14px;max-width:320px}
  .footer-contact{font-size:14.5px;line-height:1.9;color:var(--muted)}
  .footer-contact strong{color:var(--ink)}
  .footer-bottom{
    display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
    border-top:1px solid var(--line);margin-top:38px;padding-top:20px;
    font-size:13px;color:var(--muted);line-height:1.75;
  }

  /* ---------- 响应式 ---------- */
  @media (max-width:1180px){
    .search-box{display:none}
  }
  @media (max-width:1023px){
    :root{--header-h:56px}
    .header-tools{display:none}
    .menu-toggle{display:inline-flex}
    .section{padding:52px 0}
    .cat-hero{padding:26px 0 38px}
    .hud{padding:26px 22px;border-radius:16px}
    .cta-band{padding:28px 22px;border-radius:16px}
    .footer-cols{grid-template-columns:1fr 1fr;gap:26px}
  }
  @media (max-width:640px){
    body{font-size:16px}
    .brand-text{font-size:15px}
    .hero-sub{font-size:15.5px}
    .section{padding:44px 0}
    .section-head{margin-bottom:26px}
    .hud-row{flex-direction:column;gap:6px}
    .hud-time{flex:none}
    .footer-cols{grid-template-columns:1fr;gap:24px}
    .footer-bottom{flex-direction:column}
    .cta-actions{width:100%}
    .cta-actions .btn{width:100%}
  }

/* roulang page: category4 */
:root{
    --jade:#0F8A6A;
    --jade-dark:#0B6E55;
    --jade-soft:#E7F4EF;
    --amber:#F2A33C;
    --amber-soft:#FDF1E0;
    --ink:#14212B;
    --ink-soft:#233642;
    --bg:#FFFFFF;
    --bg-alt:#F6F8F7;
    --line:#E4EAE7;
    --muted:#6B7A75;
    --text:#3E4F4A;
    --ok:#1E9E6A;
    --warn:#D9822B;
    --err:#C8453A;
    --r-card:14px;
    --r-btn:10px;
    --r-input:10px;
    --sh-1:0 1px 2px rgba(20,33,43,.05);
    --sh-2:0 8px 24px rgba(20,33,43,.10);
    --section-y:84px;
  }

  *,*::before,*::after{box-sizing:border-box}
  html{scroll-behavior:smooth;scroll-padding-top:88px;-webkit-text-size-adjust:100%}
  body{
    margin:0;
    font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
    font-size:16.5px;
    line-height:1.85;
    color:var(--text);
    background:var(--bg);
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;letter-spacing:-.2px}
  p{margin:0}
  a{color:inherit;text-decoration:none}
  img{max-width:100%;display:block;height:auto}
  button{font-family:inherit}
  input{font-family:inherit}
  a:focus-visible,button:focus-visible,input:focus-visible{
    outline:2px solid var(--jade);
    outline-offset:2px;
    border-radius:6px;
  }

  /* ---------- 顶部命令栏导航 ---------- */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(255,255,255,.96);
    backdrop-filter:blur(8px);
    border-bottom:1px solid var(--line);
    transition:box-shadow .18s ease;
  }
  .site-header.is-scrolled{box-shadow:0 6px 20px rgba(20,33,43,.08)}
  .header-inner{display:flex;align-items:center;gap:12px;height:64px}
  .brand-logo{display:inline-flex;align-items:center;gap:10px;font-weight:700;color:var(--ink);flex:0 0 auto}
  .brand-mark{
    width:32px;height:32px;border-radius:9px;flex:0 0 auto;
    background:linear-gradient(135deg,var(--jade),#14A37D);
    color:#fff;display:inline-flex;align-items:center;justify-content:center;
    box-shadow:0 2px 6px rgba(15,138,106,.28);
    transition:transform .18s ease;
  }
  .brand-logo:hover .brand-mark{transform:translateY(-1px)}
  .brand-text{font-size:16.5px;white-space:nowrap}
  .nav-link{
    position:relative;
    padding:8px 12px;
    border-radius:8px;
    font-size:15px;
    color:#3A4A45;
    transition:color .16s ease,background .16s ease;
    white-space:nowrap;
  }
  .nav-link:hover{color:var(--jade-dark);background:var(--jade-soft)}
  .nav-link.is-active{color:var(--jade-dark);font-weight:600;background:var(--jade-soft)}
  .header-right{margin-left:auto;display:flex;align-items:center;gap:10px}
  .cmd-search{
    display:flex;align-items:center;gap:8px;
    height:40px;width:266px;padding:0 12px;
    background:#F1F4F3;
    border:1px solid transparent;
    border-radius:999px;
    transition:background .18s ease,border-color .18s ease,box-shadow .18s ease;
  }
  .cmd-search:focus-within{background:#fff;border-color:var(--jade);box-shadow:0 0 0 3px rgba(15,138,106,.12)}
  .cmd-search input{border:0;background:transparent;outline:none;font-size:14px;color:var(--ink);width:100%}
  .cmd-search input::placeholder{color:#8A9A94}
  .cmd-key{
    flex:0 0 auto;font-size:11px;color:var(--muted);
    border:1px solid var(--line);background:#fff;border-radius:6px;padding:1px 6px;
  }
  .header-quick{
    font-size:14.5px;color:#3A4A45;padding:8px 10px;border-radius:8px;
    transition:color .16s ease,background .16s ease;
  }
  .header-quick:hover{color:var(--jade-dark);background:var(--jade-soft)}
  .menu-toggle{
    display:none;width:40px;height:40px;
    border:1px solid var(--line);border-radius:10px;background:#fff;
    align-items:center;justify-content:center;color:var(--ink);cursor:pointer;
    transition:border-color .16s ease,box-shadow .16s ease;
  }
  .menu-toggle:hover{border-color:#CAD8D2;box-shadow:var(--sh-1)}

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:46px;padding:0 22px;
    border-radius:var(--r-btn);
    font-size:15.5px;font-weight:600;
    border:1px solid transparent;
    cursor:pointer;
    transition:transform .16s ease,background .16s ease,color .16s ease,border-color .16s ease,box-shadow .16s ease;
  }
  .btn-primary{background:var(--jade);color:#fff;box-shadow:0 2px 8px rgba(15,138,106,.24)}
  .btn-primary:hover{background:var(--jade-dark);transform:translateY(-1px);box-shadow:0 8px 20px rgba(15,138,106,.26)}
  .btn-primary:active{transform:translateY(0)}
  .btn-ghost{background:#fff;color:var(--jade-dark);border-color:#CDE2DA}
  .btn-ghost:hover{background:var(--jade-soft);border-color:var(--jade)}
  .btn-on-dark{background:#fff;color:var(--ink);border-color:#fff}
  .btn-on-dark:hover{background:var(--amber);border-color:var(--amber);color:#1A1206;transform:translateY(-1px)}
  .btn-outline-light{background:transparent;color:#EAF3EF;border-color:rgba(255,255,255,.34)}
  .btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.6)}
  .btn-sm{height:40px;padding:0 16px;font-size:14.5px}

  /* ---------- 首屏 ---------- */
  .hero{
    position:relative;overflow:hidden;
    background:linear-gradient(180deg,#EAF5F1 0%,#FFFFFF 78%);
    border-bottom:1px solid var(--line);
  }
  .hero-bg{
    position:absolute;inset:0;
    background-image:url('/assets/images/backpic/back-2.webp');
    background-size:cover;background-position:center;
    opacity:.13;pointer-events:none;
  }
  .hero-inner{
    position:relative;
    display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;
    padding-top:56px;padding-bottom:56px;
  }
  .hero-badge{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13.5px;font-weight:600;color:var(--jade-dark);
    background:#fff;border:1px solid #CDE2DA;border-radius:999px;
    padding:5px 14px;
  }
  .hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 3px rgba(30,158,106,.16)}
  .hero-title{
    margin-top:18px;
    font-size:clamp(26px,3.6vw,40px);
    line-height:1.25;
    letter-spacing:-.6px;
  }
  .hero-sub{margin-top:16px;font-size:17px;line-height:1.85;color:#435551;max-width:620px}
  .hero-pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
  .pill{
    display:inline-flex;align-items:center;gap:7px;
    background:#fff;border:1px solid var(--line);border-radius:999px;
    padding:6px 13px;font-size:14px;color:#435551;
  }
  .pill::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--jade)}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
  .hero-aside{display:flex;flex-direction:column;gap:14px}
  .hero-shot{
    border-radius:var(--r-card);overflow:hidden;
    border:1px solid var(--line);
    box-shadow:var(--sh-2);
    background:#fff;
  }
  .hero-shot img{width:100%;aspect-ratio:4/3;object-fit:cover}
  .hero-note{
    background:var(--ink);color:#C9DBD4;
    border-radius:var(--r-card);
    padding:14px 18px;font-size:14px;line-height:1.75;
    display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  }
  .hero-note strong{color:#fff;font-weight:600}

  /* ---------- 板块通用 ---------- */
  .section{padding:var(--section-y) 0}
  .section-alt{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:14px;font-weight:600;color:var(--jade-dark)}
  .eyebrow::before{content:"";width:4px;height:18px;border-radius:2px;background:var(--jade)}
  .section-title{margin-top:12px;font-size:clamp(21px,2.3vw,29px);line-height:1.35}
  .section-sub{margin-top:12px;font-size:16px;line-height:1.85;color:#4E5F5A;max-width:780px}
  .section-head{display:flex;flex-wrap:wrap;gap:18px 32px;align-items:flex-end;justify-content:space-between}

  /* ---------- 深色自查面板 ---------- */
  .hud{
    background:linear-gradient(160deg,#14212B 0%,#1B2C36 100%);
    border-radius:16px;padding:30px 28px;color:#E6EFEB;box-shadow:var(--sh-2);
  }
  .hud-title{font-size:clamp(20px,2vw,24px);color:#fff}
  .hud-lead{margin-top:10px;font-size:15.5px;line-height:1.8;color:#A9BDB6;max-width:760px}
  .hud-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:24px}
  .hud-item{
    background:rgba(255,255,255,.05);
    border:1px solid rgba(255,255,255,.11);
    border-radius:12px;padding:18px 18px 20px;
    transition:background .18s ease,border-color .18s ease,transform .18s ease;
  }
  .hud-item:hover{background:rgba(255,255,255,.09);border-color:rgba(242,163,60,.5);transform:translateY(-2px)}
  .hud-num{font-size:12.5px;font-weight:700;color:var(--amber)}
  .hud-item h3{margin-top:8px;font-size:17px;color:#fff}
  .hud-text{margin-top:8px;font-size:14px;line-height:1.8;color:#A9BDB6}

  /* ---------- 文档区：侧栏锚点 + 定义列表 ---------- */
  .doc-layout{display:grid;grid-template-columns:240px 1fr;gap:36px;align-items:start;margin-top:34px}
  .anchor-nav{
    position:sticky;top:84px;
    background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
    padding:14px 12px;box-shadow:var(--sh-1);
  }
  .anchor-title{font-size:13px;color:var(--muted);padding:2px 10px 10px;font-weight:600}
  .anchor-link{
    display:block;padding:9px 12px;border-radius:9px;
    font-size:14.5px;color:#41534E;
    border-left:3px solid transparent;
    transition:background .16s ease,color .16s ease,border-color .16s ease;
  }
  .anchor-link:hover{background:var(--jade-soft);color:var(--jade-dark)}
  .anchor-link.is-current{background:var(--jade-soft);color:var(--jade-dark);font-weight:600;border-left-color:var(--jade)}

  .def-item{
    background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
    padding:22px 24px 6px;margin-bottom:18px;
    box-shadow:var(--sh-1);
    scroll-margin-top:92px;
    transition:box-shadow .18s ease,border-color .18s ease;
  }
  .def-item:hover{box-shadow:var(--sh-2);border-color:#D3E2DC}
  .def-term{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:19px;font-weight:700;color:var(--ink)}
  .def-tag{
    font-size:12.5px;font-weight:600;color:var(--jade-dark);
    background:var(--jade-soft);border-radius:999px;padding:3px 11px;
  }
  .def-tag.amber{color:#8A5A12;background:var(--amber-soft)}
  .def-row{display:grid;grid-template-columns:96px 1fr;gap:16px;padding:14px 0;border-top:1px solid var(--line)}
  .def-row:first-of-type{margin-top:14px}
  .def-label{font-size:14px;font-weight:600;color:var(--muted)}
  .def-value{font-size:15.5px;line-height:1.85;color:var(--text)}

  /* ---------- 提交清单 ---------- */
  .prep-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:start;margin-top:32px}
  .step-list{display:grid;gap:14px}
  .step{
    display:grid;grid-template-columns:46px 1fr;gap:16px;
    background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
    padding:18px 20px;box-shadow:var(--sh-1);
    transition:box-shadow .18s ease,transform .18s ease;
  }
  .step:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
  .step-num{
    width:46px;height:46px;border-radius:12px;
    background:var(--ink);color:#fff;font-weight:700;font-size:15px;
    display:flex;align-items:center;justify-content:center;
  }
  .step h3{font-size:17px}
  .step p{margin-top:6px;font-size:14.5px;line-height:1.8;color:#4E5F5A}
  .prep-shot{
    border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);
    box-shadow:var(--sh-1);background:#fff;
  }
  .prep-shot img{width:100%;aspect-ratio:3/4;object-fit:cover}
  .prep-caption{padding:14px 16px;font-size:13.5px;line-height:1.75;color:var(--muted);border-top:1px solid var(--line);background:#FBFDFC}

  /* ---------- 服务信息卡 ---------- */
  .info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:30px}
  .info-card{
    background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
    padding:24px;box-shadow:var(--sh-1);
    transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
  }
  .info-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#D3E2DC}
  .info-badge{
    display:inline-flex;align-items:center;gap:6px;
    font-size:12.5px;font-weight:600;color:var(--jade-dark);
    background:var(--jade-soft);border-radius:999px;padding:4px 11px;
  }
  .info-badge.amber{color:#8A5A12;background:var(--amber-soft)}
  .info-card h3{margin-top:14px;font-size:17.5px}
  .info-card p{margin-top:10px;font-size:14.5px;line-height:1.85;color:#4E5F5A}
  .info-meta{
    margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);
    font-size:13.5px;color:var(--muted);
  }

  /* ---------- FAQ ---------- */
  .faq{margin-top:28px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1)}
  .faq-item + .faq-item{border-top:1px solid var(--line)}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
    min-height:56px;padding:16px 20px;
    background:none;border:0;cursor:pointer;text-align:left;
    font-size:16.5px;font-weight:600;color:var(--ink);
    transition:background .16s ease,color .16s ease;
  }
  .faq-q:hover{background:#F3F7F5}
  .faq-item.is-open .faq-q{color:var(--jade-dark)}
  .faq-icon{flex:0 0 auto;color:var(--muted);transition:transform .22s ease,color .22s ease}
  .faq-item.is-open .faq-icon{transform:rotate(180deg);color:var(--jade)}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .26s ease}
  .faq-a-inner{
    margin:0 20px 20px;
    padding-left:14px;
    border-left:3px solid var(--jade);
    font-size:15.5px;line-height:1.85;color:#42534E;
  }

  /* ---------- 结尾 CTA ---------- */
  .cta-band{
    background:linear-gradient(150deg,#14212B 0%,#1C2E39 100%);
    border-radius:18px;padding:36px 32px;
    display:flex;align-items:center;justify-content:space-between;gap:28px;
    box-shadow:var(--sh-2);
  }
  .cta-band h2{color:#fff;font-size:clamp(20px,2.1vw,26px);line-height:1.4}
  .cta-band p{margin-top:10px;font-size:15px;line-height:1.8;color:#A9BDB6;max-width:620px}
  .cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex:0 0 auto}

  /* ---------- 页脚 ---------- */
  .site-footer{background:var(--bg-alt);border-top:1px solid var(--line);padding:56px 0 26px}
  .site-footer .brand-logo{margin-bottom:2px}
  .footer-cols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:34px}
  .footer-title{font-size:14px;font-weight:700;color:var(--ink);margin-bottom:14px}
  .footer-link{
    display:block;font-size:14.5px;color:#51625D;padding:5px 0;
    transition:color .16s ease;
  }
  .footer-link:hover{color:var(--jade-dark);text-decoration:underline}
  .footer-brand-line{margin-top:14px;font-size:14.5px;line-height:1.85;color:#51625D;max-width:340px}
  .footer-contact{font-size:14.5px;line-height:1.9;color:#51625D}
  .footer-contact strong{color:var(--ink)}
  .footer-bottom{
    margin-top:40px;padding-top:20px;border-top:1px solid var(--line);
    display:flex;flex-wrap:wrap;gap:10px 26px;justify-content:space-between;
    font-size:13px;color:var(--muted);line-height:1.8;
  }

  /* ---------- 移动端抽屉 ---------- */
  .mobile-drawer{
    position:fixed;inset:0;z-index:80;
    background:rgba(20,33,43,.42);
    opacity:0;visibility:hidden;
    transition:opacity .2s ease,visibility .2s ease;
  }
  .mobile-drawer.is-open{opacity:1;visibility:visible}
  .drawer-panel{
    position:absolute;top:0;right:0;bottom:0;width:min(360px,88vw);
    background:#fff;padding:18px 20px 26px;
    display:flex;flex-direction:column;gap:16px;
    overflow-y:auto;
    transform:translateX(100%);
    transition:transform .24s ease;
    box-shadow:-10px 0 40px rgba(20,33,43,.16);
  }
  .mobile-drawer.is-open .drawer-panel{transform:translateX(0)}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
  .drawer-close{
    width:38px;height:38px;border-radius:10px;border:1px solid var(--line);
    background:#fff;color:var(--ink);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
  }
  .drawer-search{display:flex;align-items:center;gap:8px;height:44px;padding:0 14px;background:#F1F4F3;border-radius:999px;border:1px solid transparent}
  .drawer-search:focus-within{background:#fff;border-color:var(--jade)}
  .drawer-search input{border:0;background:transparent;outline:none;width:100%;font-size:14.5px;color:var(--ink)}
  .drawer-nav{display:flex;flex-direction:column;gap:4px}
  .drawer-link{
    display:block;padding:12px 14px;border-radius:10px;
    font-size:15.5px;color:#354641;
    transition:background .16s ease,color .16s ease;
  }
  .drawer-link:hover{background:var(--jade-soft);color:var(--jade-dark)}
  .drawer-link.is-active{background:var(--jade-soft);color:var(--jade-dark);font-weight:600}
  .drawer-cta{width:100%}

  /* ---------- 响应式 ---------- */
  @media (max-width:1280px){
    .cmd-search{width:220px}
  }
  @media (max-width:1023px){
    :root{--section-y:62px}
    .menu-toggle{display:inline-flex}
    .cmd-search{display:none}
    .header-quick{display:none}
    .header-cta{display:none}
    .hero-inner{grid-template-columns:1fr;gap:32px;padding-top:44px;padding-bottom:44px}
    .hero-shot img{aspect-ratio:16/9}
    .doc-layout{grid-template-columns:1fr;gap:22px}
    .anchor-nav{position:static;display:flex;gap:8px;overflow-x:auto;padding:10px;scrollbar-width:none}
    .anchor-nav::-webkit-scrollbar{display:none}
    .anchor-title{display:none}
    .anchor-link{white-space:nowrap;border-left:0;border-bottom:3px solid transparent;padding:8px 14px}
    .anchor-link.is-current{border-left:0;border-bottom-color:var(--jade)}
    .prep-layout{grid-template-columns:1fr;gap:28px}
    .prep-shot img{aspect-ratio:16/9}
    .info-grid{grid-template-columns:repeat(2,1fr)}
    .footer-cols{grid-template-columns:1fr 1fr;gap:28px}
  }
  @media (max-width:768px){
    body{font-size:16px}
    .header-inner{height:56px}
    .brand-text{font-size:15px}
    .brand-mark{width:29px;height:29px;border-radius:8px}
    .hero-title{font-size:26px;letter-spacing:-.3px}
    .hero-sub{font-size:16px}
    .hud{padding:24px 20px}
    .hud-grid{grid-template-columns:1fr;gap:14px}
    .def-item{padding:20px 18px 4px}
    .def-row{grid-template-columns:1fr;gap:4px;padding:12px 0}
    .def-term{font-size:17.5px}
    .info-grid{grid-template-columns:1fr}
    .cta-band{flex-direction:column;align-items:flex-start;padding:28px 22px}
    .cta-actions{width:100%}
    .cta-actions .btn{flex:1 1 auto}
    .faq-q{font-size:15.5px;padding:16px}
    .faq-a-inner{margin:0 16px 18px}
    .footer-cols{grid-template-columns:1fr;gap:26px}
    .footer-bottom{flex-direction:column;gap:8px}
  }
  @media (max-width:520px){
    .hero-actions .btn{width:100%}
    .step{grid-template-columns:1fr;gap:12px}
    .step-num{width:40px;height:40px;border-radius:10px}
    .section-title{font-size:21px}
  }