/* roulang page: index */
:root{
  --pg-deep:#0E3B36;
  --pg-deep-2:#0A2C28;
  --pg-mid:#1C6B5F;
  --pg-amber:#C9722E;
  --pg-amber-2:#E8A662;
  --pg-red:#A8312B;
  --pg-bg:#F4F1E9;
  --pg-card:#FFFFFF;
  --pg-ink:#1B1F1E;
  --pg-ink-2:#5A6360;
  --pg-ink-3:#8A928E;
  --pg-line:#E3DED2;
  --pg-border:#E7E2D6;
  --pg-serif:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",serif;
  --pg-sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --pg-radius-s:6px;
  --pg-radius-m:10px;
  --pg-radius-l:12px;
  --pg-shadow-1:0 1px 2px rgba(16,20,19,.05);
  --pg-shadow-2:0 12px 32px -12px rgba(16,20,19,.12);
  --pg-side-w:0px;
  --pg-ease:cubic-bezier(.22,.61,.36,1);
  --bs-body-bg:var(--pg-bg);
  --bs-body-color:var(--pg-ink);
  --bs-border-color:var(--pg-border);
  --bs-primary:var(--pg-mid);
  --bs-link-color:var(--pg-mid);
  --bs-link-hover-color:var(--pg-amber);
  --bs-font-sans-serif:var(--pg-sans);
  --bs-body-font-family:var(--pg-sans);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--pg-sans);
  font-size:17px;
  line-height:1.75;
  color:var(--pg-ink);
  background:var(--pg-bg);
  padding-left:0;
  padding-bottom:64px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--pg-mid);text-decoration:none;transition:color .18s var(--pg-ease);}
a:hover{color:var(--pg-amber);}
h1,h2,h3,h4{font-family:var(--pg-serif);font-weight:700;letter-spacing:-.015em;margin:0;color:var(--pg-ink);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(28,107,95,.28);border-radius:4px;}
.pg-container{width:100%;max-width:1320px;margin:0 auto;padding:0 24px;}
.pg-section{padding:96px 0;}
.pg-section--tight{padding:72px 0;}
.pg-eyebrow{
  font-size:12px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--pg-mid);font-weight:600;margin-bottom:14px;display:block;
}
.pg-section-head{margin-bottom:52px;max-width:760px;}
.pg-section-head h2{font-size:clamp(26px,2.6vw,36px);line-height:1.28;}
.pg-section-head p{margin-top:16px;color:var(--pg-ink-2);font-size:16px;max-width:640px;}
.pg-rule{width:56px;height:3px;background:var(--pg-amber);margin:20px 0 0;border:0;}

/* ---------- 侧栏 / 导航 ---------- */
.pg-sidebar{
  width:232px;
  background:var(--pg-bg);
  border-left:0;
  border-right:1px solid var(--pg-line);
  display:flex;
  flex-direction:column;
}
.pg-brand{
  display:block;
  background:var(--pg-deep);
  color:#F2EDE3;
  padding:28px 22px 24px;
}
.pg-brand:hover{color:#F2EDE3;}
.pg-brand-mark{
  display:flex;gap:4px;margin-bottom:16px;
}
.pg-brand-mark span{display:block;width:12px;height:12px;background:var(--pg-amber);}
.pg-brand-mark span:nth-child(1){background:var(--pg-amber);}
.pg-brand-mark span:nth-child(2){background:var(--pg-amber-2);}
.pg-brand-mark span:nth-child(3){background:#F2EDE3;width:26px;}
.pg-brand-text{
  display:block;font-family:var(--pg-serif);font-size:21px;font-weight:700;
  letter-spacing:.01em;line-height:1.3;
}
.pg-brand-sub{
  display:block;margin-top:8px;font-size:12px;letter-spacing:.1em;color:rgba(242,237,227,.62);
}
.pg-nav{padding:20px 0;flex:1 1 auto;overflow-y:auto;}
.pg-nav-item{margin:0;}
.pg-nav-link{
  display:flex;align-items:center;justify-content:space-between;
  height:48px;padding:0 22px;font-size:14px;color:var(--pg-ink-2);
  border-left:3px solid transparent;transition:all .18s var(--pg-ease);
}
.pg-nav-link i{font-size:11px;opacity:0;transform:translateX(-4px);transition:all .18s var(--pg-ease);}
.pg-nav-link:hover{background:rgba(28,107,95,.05);color:var(--pg-deep);border-left-color:rgba(201,114,46,.4);}
.pg-nav-link:hover i{opacity:1;transform:translateX(0);}
.pg-nav-link.is-active{
  border-left-color:var(--pg-amber);color:var(--pg-deep);font-weight:600;
  background:rgba(28,107,95,.06);
}
.pg-nav-link.is-active i{opacity:1;transform:translateX(0);}
.pg-side-foot{
  padding:20px 22px 26px;border-top:1px solid var(--pg-line);
}
.pg-side-foot .pg-btn{width:100%;justify-content:center;margin-bottom:16px;}
.pg-side-foot p{font-size:13px;color:var(--pg-ink-3);line-height:1.65;}
.pg-side-foot strong{color:var(--pg-ink-2);font-weight:500;display:block;}

/* 移动端顶部条 */
.pg-topbar{
  position:fixed;top:0;left:0;right:0;height:56px;z-index:1030;
  background:var(--pg-deep);display:flex;align-items:center;justify-content:space-between;
  padding:0 16px;box-shadow:var(--pg-shadow-1);
}
.pg-brand-mini{
  font-family:var(--pg-serif);font-size:18px;font-weight:700;color:#F2EDE3;letter-spacing:.02em;
}
.pg-brand-mini:hover{color:#F2EDE3;}
.pg-burger{
  width:40px;height:40px;border:0;background:transparent;display:flex;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer;
}
.pg-burger span{display:block;width:22px;height:2px;background:#F2EDE3;transition:all .22s var(--pg-ease);}
.pg-burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.pg-burger[aria-expanded="true"] span:nth-child(2){opacity:0;}
.pg-burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

@media (min-width:992px){
  .pg-topbar{display:none;}
  .pg-sidebar{
    position:fixed !important;top:0;left:0;bottom:0;
    width:208px;height:100vh;transform:none !important;visibility:visible !important;
    z-index:1035;border-right:1px solid var(--pg-line);
  }
  body{padding-left:208px;padding-top:0;}
  .pg-stickybar{left:208px;}
}
@media (min-width:1200px){
  .pg-sidebar{width:232px;}
  body{padding-left:232px;}
  .pg-stickybar{left:232px;}
}
@media (max-width:991.98px){
  body{padding-top:56px;padding-bottom:72px;}
  .pg-sidebar{width:280px;background:var(--pg-bg);}
  .pg-stickybar{left:0;}
}

/* ---------- 按钮 ---------- */
.pg-btn{
  display:inline-flex;align-items:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--pg-radius-s);
  font-size:15px;font-weight:600;letter-spacing:.02em;
  border:1px solid transparent;cursor:pointer;transition:all .16s var(--pg-ease);
  text-align:center;white-space:nowrap;
}
.pg-btn i{font-size:12px;transition:transform .16s var(--pg-ease);}
.pg-btn-primary{background:var(--pg-amber);color:#16100A;}
.pg-btn-primary:hover{background:#B8641F;color:#16100A;transform:translateY(-1px);box-shadow:var(--pg-shadow-2);}
.pg-btn-primary:active{transform:translateY(0);}
.pg-btn-ghost{border-color:var(--pg-deep);color:var(--pg-deep);background:transparent;}
.pg-btn-ghost:hover{background:rgba(14,59,54,.08);color:var(--pg-deep);transform:translateY(-1px);}
.pg-btn-light{background:#F2EDE3;color:var(--pg-deep);}
.pg-btn-light:hover{background:#fff;color:var(--pg-deep);transform:translateY(-1px);}
.pg-btn:hover i{transform:translateX(3px);}
.pg-btn-sm{height:40px;padding:0 20px;font-size:14px;}
.pg-btn-lg{height:52px;padding:0 32px;}
.pg-link-arrow{
  display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--pg-mid);
}
.pg-link-arrow i{font-size:12px;transition:transform .16s var(--pg-ease);}
.pg-link-arrow:hover i{transform:translateX(4px);}

/* ---------- 徽章 / 标签 ---------- */
.pg-badge{
  display:inline-block;padding:6px 10px;border-radius:4px;
  font-size:12px;letter-spacing:.06em;background:var(--pg-amber-2);
  color:#4A2A0C;font-weight:600;
}
.pg-tag{
  display:inline-block;padding:6px 10px;border-radius:4px;
  font-size:12px;letter-spacing:.06em;background:#EDE8DC;color:var(--pg-ink-2);
}
.pg-tag--red{background:rgba(168,49,43,.1);color:var(--pg-red);}

/* ---------- Hero ---------- */
.pg-hero{
  position:relative;background:var(--pg-bg);padding:72px 0 88px;overflow:hidden;
}
.pg-hero-grid{
  display:grid;grid-template-columns:6fr 6fr;gap:48px;align-items:center;
  min-height:calc(78vh - 120px);
}
.pg-hero-kicker{
  display:inline-flex;align-items:center;gap:10px;font-size:12px;letter-spacing:.16em;
  color:var(--pg-mid);font-weight:600;margin-bottom:22px;
}
.pg-hero-kicker::before{content:"";width:28px;height:1px;background:var(--pg-amber);}
.pg-hero h1{
  font-size:clamp(34px,4.4vw,60px);line-height:1.16;letter-spacing:-.02em;color:var(--pg-ink);
}
.pg-hero h1 em{font-style:normal;color:var(--pg-mid);}
.pg-hero-sub{
  margin-top:22px;font-size:18px;color:var(--pg-ink-2);max-width:520px;line-height:1.7;
}
.pg-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px;}
.pg-hero-trust{
  display:flex;flex-wrap:wrap;gap:22px;margin-top:32px;
}
.pg-hero-trust span{
  position:relative;padding-left:14px;font-size:12px;letter-spacing:.12em;color:var(--pg-ink-3);
}
.pg-hero-trust span::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:1px;height:12px;background:var(--pg-amber);
}
.pg-hero-media{position:relative;}
.pg-hero-media img{
  width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--pg-radius-l);
  border:1px solid var(--pg-border);
}
.pg-hero-media::after{
  content:"";position:absolute;inset:0;border-radius:var(--pg-radius-l);
  background:linear-gradient(160deg,rgba(14,59,54,.16),rgba(14,59,54,.02) 55%,rgba(14,59,54,.22));
  pointer-events:none;
}
.pg-hero-badge{
  position:absolute;right:-12px;bottom:-18px;background:#FBF9F3;
  border:1px solid var(--pg-border);border-radius:var(--pg-radius-m);
  padding:16px 20px;box-shadow:var(--pg-shadow-2);min-width:168px;
}
.pg-hero-badge strong{
  display:block;font-family:var(--pg-serif);font-size:26px;color:var(--pg-deep);line-height:1.2;
}
.pg-hero-badge span{font-size:12px;color:var(--pg-ink-3);letter-spacing:.08em;}
@media (max-width:991.98px){
  .pg-hero{padding:48px 0 64px;}
  .pg-hero-grid{grid-template-columns:1fr;gap:36px;min-height:520px;}
  .pg-hero-badge{right:12px;bottom:12px;}
}
@media (max-width:575.98px){
  .pg-hero h1{font-size:32px;}
  .pg-hero-sub{font-size:16px;}
  .pg-hero-actions .pg-btn{width:100%;justify-content:center;}
  .pg-hero-trust{gap:14px;}
}

/* ---------- 卖点三连 ---------- */
.pg-feature-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px;align-items:stretch;}
.pg-feature-col{display:grid;grid-template-rows:1fr 1fr;gap:24px;}
.pg-card{
  background:var(--pg-card);border:1px solid var(--pg-border);
  border-radius:var(--pg-radius-l);padding:28px;position:relative;
  transition:transform .2s var(--pg-ease),box-shadow .2s var(--pg-ease),border-color .2s var(--pg-ease);
  display:flex;flex-direction:column;
}
.pg-card:hover{transform:translateY(-2px);box-shadow:var(--pg-shadow-2);border-color:rgba(28,107,95,.3);}
.pg-card-num{
  font-family:var(--pg-serif);font-size:26px;color:var(--pg-amber);font-weight:700;line-height:1;
}
.pg-card h3{margin-top:16px;font-size:20px;line-height:1.4;}
.pg-card p{margin-top:12px;font-size:15px;color:var(--pg-ink-2);line-height:1.75;}
.pg-card-foot{margin-top:auto;padding-top:22px;}
.pg-card--media{padding:0;overflow:hidden;}
.pg-card--media img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
}
.pg-card--media .pg-card-body{padding:28px;display:flex;flex-direction:column;flex:1;}
.pg-card--media .pg-card-body p{margin-top:12px;}
@media (max-width:991.98px){
  .pg-feature-grid{grid-template-columns:1fr;}
  .pg-feature-col{grid-template-rows:auto auto;}
}

/* ---------- 场景演示 ---------- */
.pg-zigzag{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.pg-zigzag + .pg-zigzag{margin-top:96px;}
.pg-zigzag-media{position:relative;}
.pg-zigzag-media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--pg-radius-m);border:1px solid var(--pg-border);}
.pg-zigzag-index{
  font-family:var(--pg-serif);font-size:14px;letter-spacing:.2em;color:var(--pg-amber);font-weight:700;
  display:block;margin-bottom:14px;
}
.pg-zigzag h2,.pg-zigzag h3{font-size:clamp(24px,2.2vw,30px);line-height:1.32;}
.pg-zigzag p{margin-top:18px;color:var(--pg-ink-2);font-size:16px;line-height:1.85;}
.pg-zigzag .pg-link-arrow{margin-top:24px;}
.pg-zigzag-list{margin-top:20px;display:grid;gap:10px;}
.pg-zigzag-list li{position:relative;padding-left:20px;font-size:15px;color:var(--pg-ink-2);}
.pg-zigzag-list li::before{
  content:"";position:absolute;left:0;top:11px;width:8px;height:1px;background:var(--pg-amber);
}
@media (max-width:991.98px){
  .pg-zigzag{grid-template-columns:1fr;gap:28px;}
  .pg-zigzag + .pg-zigzag{margin-top:64px;}
  .pg-zigzag-media{order:-1;}
}

/* ---------- 数据条 + 引述 ---------- */
.pg-cred{background:var(--pg-deep);color:#F2EDE3;padding:88px 0;}
.pg-cred h2{color:#F2EDE3;font-size:clamp(24px,2.4vw,32px);}
.pg-cred .pg-eyebrow{color:var(--pg-amber-2);}
.pg-cred .pg-rule{background:var(--pg-amber);}
.pg-stats{
  display:grid;grid-template-columns:repeat(4,1fr);margin-top:48px;
  border-top:1px solid rgba(242,237,227,.16);
}
.pg-stat{padding:32px 22px 8px;border-right:1px solid rgba(242,237,227,.16);}
.pg-stat:last-child{border-right:0;}
.pg-stat strong{
  display:block;font-family:var(--pg-serif);font-size:clamp(32px,3vw,40px);line-height:1.1;color:#fff;
}
.pg-stat span{display:block;margin-top:10px;font-size:13px;color:rgba(242,237,227,.66);letter-spacing:.04em;}
.pg-quotes{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;margin-top:72px;}
.pg-quote{
  grid-column:span 4;background:rgba(242,237,227,.06);border:1px solid rgba(242,237,227,.14);
  border-radius:var(--pg-radius-l);padding:26px;
}
.pg-quote:nth-child(2){margin-top:32px;background:rgba(242,237,227,.1);}
.pg-quote:nth-child(3){margin-top:16px;}
.pg-quote i{color:var(--pg-amber-2);font-size:18px;}
.pg-quote p{margin-top:14px;font-size:15px;line-height:1.8;color:rgba(242,237,227,.9);}
.pg-quote footer{margin-top:20px;padding-top:16px;border-top:1px solid rgba(242,237,227,.14);}
.pg-quote footer strong{display:block;font-size:14px;color:#fff;font-weight:600;}
.pg-quote footer span{font-size:12px;color:rgba(242,237,227,.6);letter-spacing:.06em;}
@media (max-width:991.98px){
  .pg-stats{grid-template-columns:1fr 1fr;}
  .pg-stat:nth-child(2n){border-right:0;}
  .pg-stat{border-bottom:1px solid rgba(242,237,227,.16);}
  .pg-quotes{grid-template-columns:1fr;margin-top:48px;}
  .pg-quote{grid-column:span 12;margin-top:0 !important;}
}

/* ---------- 最新信息 ---------- */
.pg-news-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:48px;
  flex-wrap:wrap;
}
.pg-news-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px;}
.pg-news-main{
  background:var(--pg-card);border:1px solid var(--pg-border);border-radius:var(--pg-radius-l);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .2s var(--pg-ease),box-shadow .2s var(--pg-ease),border-color .2s var(--pg-ease);
}
.pg-news-main:hover{transform:translateY(-2px);box-shadow:var(--pg-shadow-2);border-color:rgba(28,107,95,.3);}
.pg-news-main img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.pg-news-main-body{padding:28px;display:flex;flex-direction:column;flex:1;}
.pg-news-main h3{font-size:22px;line-height:1.45;margin-top:16px;}
.pg-news-main h3 a{color:var(--pg-ink);}
.pg-news-main h3 a:hover{color:var(--pg-mid);}
.pg-news-main p{margin-top:14px;font-size:15px;color:var(--pg-ink-2);line-height:1.75;}
.pg-news-meta{margin-top:20px;padding-top:18px;border-top:1px solid var(--pg-line);display:flex;flex-wrap:wrap;gap:16px;font-size:13px;color:var(--pg-ink-3);}
.pg-news-side{display:grid;gap:16px;align-content:start;}
.pg-news-item{
  display:flex;gap:16px;background:var(--pg-card);border:1px solid var(--pg-border);
  border-radius:var(--pg-radius-l);padding:18px;
  transition:transform .2s var(--pg-ease),box-shadow .2s var(--pg-ease),border-color .2s var(--pg-ease);
}
.pg-news-item:hover{transform:translateY(-2px);box-shadow:var(--pg-shadow-2);border-color:rgba(28,107,95,.3);}
.pg-news-thumb{
  flex:0 0 96px;width:96px;height:64px;border-radius:6px;overflow:hidden;background:#EDE8DC;
}
.pg-news-thumb img{width:100%;height:100%;object-fit:cover;}
.pg-news-item h3{font-size:16px;line-height:1.5;font-weight:600;}
.pg-news-item h3 a{color:var(--pg-ink);}
.pg-news-item h3 a:hover{color:var(--pg-mid);}
.pg-news-item p{margin-top:8px;font-size:14px;color:var(--pg-ink-2);line-height:1.6;}
.pg-news-item-meta{margin-top:10px;font-size:12px;color:var(--pg-ink-3);display:flex;gap:12px;flex-wrap:wrap;}
.pg-empty{
  grid-column:1 / -1;background:var(--pg-card);border:1px dashed var(--pg-border);
  border-radius:var(--pg-radius-l);padding:64px 24px;text-align:center;
}
.pg-empty-mark{
  width:56px;height:56px;margin:0 auto 20px;border:2px solid var(--pg-border);
  border-radius:12px;position:relative;
}
.pg-empty-mark::after{
  content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) rotate(45deg);
  width:20px;height:20px;border:2px solid var(--pg-amber-2);border-radius:3px;
}
.pg-empty p{font-size:14px;color:var(--pg-ink-2);margin-bottom:20px;}
@media (max-width:991.98px){
  .pg-news-grid{grid-template-columns:1fr;}
}

/* ---------- FAQ ---------- */
.pg-faq-wrap{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:start;}
.pg-faq .accordion-item{
  background:transparent;border:0;border-bottom:1px solid var(--pg-line);
}
.pg-faq .accordion-button{
  background:transparent;border:0;box-shadow:none;padding:22px 40px 22px 0;
  font-size:18px;font-weight:600;color:var(--pg-ink);font-family:var(--pg-serif);
  border-radius:0 !important;
}
.pg-faq .accordion-button:not(.collapsed){color:var(--pg-mid);background:transparent;box-shadow:none;}
.pg-faq .accordion-button:focus{box-shadow:none;}
.pg-faq .accordion-button::after{
  display:none;
}
.pg-faq .accordion-button .pg-faq-sign{
  position:absolute;right:6px;top:50%;transform:translateY(-50%);
  width:16px;height:16px;pointer-events:none;
}
.pg-faq .accordion-button .pg-faq-sign::before,
.pg-faq .accordion-button .pg-faq-sign::after{
  content:"";position:absolute;background:var(--pg-amber);transition:transform .24s var(--pg-ease),opacity .24s var(--pg-ease);
}
.pg-faq .accordion-button .pg-faq-sign::before{left:0;top:7px;width:16px;height:2px;}
.pg-faq .accordion-button .pg-faq-sign::after{left:7px;top:0;width:2px;height:16px;}
.pg-faq .accordion-button:not(.collapsed) .pg-faq-sign::after{transform:rotate(90deg);opacity:0;}
.pg-faq .accordion-button{position:relative;display:block;}
.pg-faq .accordion-body{
  padding:0 40px 22px 0;font-size:16px;color:var(--pg-ink-2);line-height:1.85;
}
@media (max-width:991.98px){
  .pg-faq-wrap{grid-template-columns:1fr;gap:32px;}
}

/* ---------- CTA + 表单 ---------- */
.pg-cta{
  background:linear-gradient(140deg,var(--pg-deep) 0%,#14544B 100%);
  border-radius:16px;padding:56px;color:#F2EDE3;
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;
}
.pg-cta h2{color:#fff;font-size:clamp(24px,2.4vw,32px);}
.pg-cta p{margin-top:16px;color:rgba(242,237,227,.78);font-size:16px;line-height:1.8;}
.pg-cta-actions{margin-top:28px;display:flex;gap:12px;flex-wrap:wrap;}
.pg-form{background:rgba(255,255,255,.06);border:1px solid rgba(242,237,227,.16);border-radius:var(--pg-radius-l);padding:28px;}
.pg-form-field{margin-bottom:16px;}
.pg-form-field label{display:block;font-size:14px;margin-bottom:8px;color:rgba(242,237,227,.86);}
.pg-form-field input,.pg-form-field select{
  width:100%;height:48px;border-radius:var(--pg-radius-s);border:1px solid rgba(242,237,227,.24);
  background:rgba(255,255,255,.06);color:#fff;padding:0 14px;font-size:15px;
  transition:border-color .16s var(--pg-ease),box-shadow .16s var(--pg-ease);
}
.pg-form-field input::placeholder{color:rgba(242,237,227,.42);}
.pg-form-field input:focus,.pg-form-field select:focus{
  outline:none;border-color:var(--pg-amber-2);box-shadow:0 0 0 3px rgba(232,166,98,.2);
}
.pg-form select option{color:#1B1F1E;}
.pg-form .pg-btn{width:100%;justify-content:center;}
.pg-form-note{margin-top:14px;font-size:12px;color:rgba(242,237,227,.55);line-height:1.7;}
@media (max-width:991.98px){
  .pg-cta{grid-template-columns:1fr;gap:32px;padding:32px;border-radius:12px;}
}

/* ---------- 页脚 ---------- */
.pg-footer{background:var(--pg-deep-2);color:rgba(242,237,227,.74);margin-top:96px;}
.pg-footer-grid{
  display:grid;grid-template-columns:4fr 2fr 3fr 3fr;gap:40px;padding:72px 0 48px;
}
.pg-footer h2,.pg-footer h3{
  font-size:15px;color:#fff;letter-spacing:.06em;margin-bottom:20px;font-family:var(--pg-sans);font-weight:600;
}
.pg-footer .pg-brand-text{font-size:20px;color:#fff;}
.pg-footer p{font-size:14px;line-height:1.85;}
.pg-footer ul li{margin-bottom:12px;}
.pg-footer ul a{font-size:14px;color:rgba(242,237,227,.74);}
.pg-footer ul a:hover{color:var(--pg-amber-2);}
.pg-footer-bottom{
  border-top:1px solid rgba(242,237,227,.12);padding:22px 0;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(242,237,227,.5);
}
.pg-footer-mark{display:flex;gap:4px;margin-bottom:18px;}
.pg-footer-mark span{width:12px;height:12px;display:block;background:var(--pg-amber);}
.pg-footer-mark span:nth-child(2){background:var(--pg-amber-2);}
.pg-footer-mark span:nth-child(3){background:#F2EDE3;width:26px;}
@media (max-width:991.98px){
  .pg-footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:56px 0 36px;}
}
@media (max-width:575.98px){
  .pg-footer-grid{grid-template-columns:1fr;}
}

/* ---------- 粘性转化条 ---------- */
.pg-stickybar{
  position:fixed;right:0;bottom:0;z-index:1040;background:#FBF9F3;
  border-top:1px solid var(--pg-line);box-shadow:0 -6px 24px -14px rgba(16,20,19,.24);
  opacity:0;transform:translateY(8px);pointer-events:none;
  transition:opacity .26s var(--pg-ease),transform .26s var(--pg-ease);
}
.pg-stickybar.is-visible{opacity:1;transform:translateY(0);pointer-events:auto;}
.pg-sticky-inner{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  height:64px;
}
.pg-sticky-text{font-size:15px;color:var(--pg-ink-2);}
.pg-sticky-text strong{color:var(--pg-deep);font-weight:600;}
.pg-sticky-actions{display:flex;gap:10px;align-items:center;}
@media (max-width:991.98px){
  .pg-sticky-inner{height:72px;padding:0 16px;}
  .pg-sticky-text{font-size:14px;}
  .pg-stickybar .pg-btn-ghost{display:none;}
}

/* ---------- 动效 ---------- */
.pg-reveal{opacity:0;transform:translateY(12px);}
.pg-reveal.is-visible{
  opacity:1;transform:none;
  transition:opacity .42s var(--pg-ease),transform .42s var(--pg-ease);
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  .pg-reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* roulang page: article */
:root{
  --pg-green:#0E3B36;
  --pg-green-2:#1C6B5F;
  --pg-green-soft:rgba(28,107,95,.08);
  --pg-amber:#C9722E;
  --pg-amber-2:#E8A662;
  --pg-amber-soft:#FBEFE2;
  --pg-red:#A8312B;
  --pg-bg:#F4F1E9;
  --pg-card:#FFFFFF;
  --pg-ink:#1B1F1E;
  --pg-ink-2:#5A6360;
  --pg-ink-3:#8A928E;
  --pg-line:#E3DED2;
  --pg-border:#E7E2D6;
  --pg-radius-s:6px;
  --pg-radius-m:12px;
  --pg-radius-img:10px;
  --pg-shadow-1:0 1px 2px rgba(16,20,19,.05);
  --pg-shadow-2:0 12px 32px -12px rgba(16,20,19,.12);
  --pg-sidebar-w:232px;
  --pg-serif:"Noto Serif SC","Songti SC","Source Han Serif SC",Georgia,serif;
  --pg-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --bs-primary:#1C6B5F;
  --bs-body-bg:#F4F1E9;
  --bs-body-color:#1B1F1E;
  --bs-border-color:#E7E2D6;
  --bs-link-color:#1C6B5F;
  --bs-link-hover-color:#0E3B36;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--pg-sans);
  font-size:17px;
  line-height:1.75;
  color:var(--pg-ink);
  background:var(--pg-bg);
  padding-bottom:88px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--pg-green-2);text-decoration:none;transition:color .18s ease;}
a:hover,a:focus{color:var(--pg-green);}
a:focus-visible,button:focus-visible,input:focus-visible{
  outline:none;
  box-shadow:0 0 0 3px rgba(28,107,95,.18);
  border-radius:var(--pg-radius-s);
}
h1,h2,h3,h4{font-family:var(--pg-serif);font-weight:700;letter-spacing:-.015em;color:var(--pg-ink);margin:0;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
.pg-container{width:100%;max-width:100%;padding-left:20px;padding-right:20px;margin:0 auto;}

/* ---------- 左侧竖向导航 ---------- */
.pg-sidebar.offcanvas{
  --bs-offcanvas-width:280px;
  background:var(--pg-bg);
  border-right:1px solid var(--pg-line);
  color:var(--pg-ink);
  display:flex;
  flex-direction:column;
  padding:0;
}
.pg-brand{
  display:block;
  padding:24px 22px 22px;
  background:var(--pg-green);
  color:#F2EDE3;
  position:relative;
  overflow:hidden;
}
.pg-brand:hover,.pg-brand:focus{color:#F2EDE3;}
.pg-brand-mark{display:flex;gap:4px;margin-bottom:14px;}
.pg-brand-mark span{display:block;width:10px;height:10px;border-radius:2px;background:var(--pg-amber-2);}
.pg-brand-mark span:nth-child(2){background:rgba(242,237,227,.55);}
.pg-brand-mark span:nth-child(3){background:var(--pg-red);width:20px;}
.pg-brand-text{display:block;font-family:var(--pg-serif);font-size:22px;font-weight:700;letter-spacing:-.01em;line-height:1.25;}
.pg-brand-sub{display:block;margin-top:8px;font-size:12px;letter-spacing:.14em;color:rgba(242,237,227,.66);}
.pg-nav{padding:14px 0;flex:1 1 auto;overflow-y:auto;}
.pg-nav-item{margin:0;}
.pg-nav-link{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:48px;
  padding:0 22px;
  font-size:14px;
  color:var(--pg-ink-2);
  border-left:3px solid transparent;
  transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.pg-nav-link i{font-size:11px;opacity:0;transform:translateX(-4px);transition:opacity .18s ease,transform .18s ease;}
.pg-nav-link:hover,.pg-nav-link:focus{
  background:rgba(28,107,95,.06);
  color:var(--pg-green);
  border-left-color:rgba(201,114,46,.5);
}
.pg-nav-link:hover i,.pg-nav-link:focus i{opacity:1;transform:translateX(0);}
.pg-nav-link.is-active{
  color:var(--pg-green);
  font-weight:600;
  border-left-color:var(--pg-amber);
  background:rgba(28,107,95,.06);
}
.pg-nav-link.is-active i{opacity:1;transform:translateX(0);}
.pg-side-foot{
  border-top:1px solid var(--pg-line);
  padding:18px 22px 24px;
}
.pg-side-foot .pg-btn{width:100%;margin-bottom:16px;}
.pg-side-foot p{font-size:13px;color:var(--pg-ink-3);line-height:1.7;}
.pg-side-foot strong{display:block;color:var(--pg-ink-2);font-weight:600;}

/* ---------- 移动端顶部条 ---------- */
.pg-topbar{
  position:fixed;
  top:0;left:0;right:0;
  height:56px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:0 16px;
  background:var(--pg-green);
  z-index:1040;
  box-shadow:var(--pg-shadow-1);
}
.pg-topbar-brand{
  font-family:var(--pg-serif);
  font-size:18px;
  font-weight:700;
  color:#F2EDE3;
  letter-spacing:-.01em;
}
.pg-topbar-brand:hover{color:#F2EDE3;}
.pg-burger{
  width:40px;height:40px;
  border:0;background:transparent;
  display:flex;flex-direction:column;justify-content:center;gap:5px;
  padding:0 8px;cursor:pointer;
}
.pg-burger span{display:block;height:2px;background:#F2EDE3;border-radius:2px;transition:transform .24s ease,opacity .24s ease;}
.pg-burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.pg-burger.is-open span:nth-child(2){opacity:0;}
.pg-burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------- 主体框架 ---------- */
.pg-shell{min-height:60vh;}
.pg-main{padding:80px 0 0;}
.pg-section{padding:56px 0;}
.pg-article{padding-bottom:24px;}

/* ---------- 面包屑 ---------- */
.pg-crumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:var(--pg-ink-3);
  margin-bottom:26px;
}
.pg-crumb a{color:var(--pg-ink-2);}
.pg-crumb a:hover{color:var(--pg-green);text-decoration:underline;}
.pg-crumb-sep{color:#C8C1B1;}
.pg-crumb-cur{
  max-width:280px;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
  color:var(--pg-ink-3);
}

/* ---------- 文章头部 ---------- */
.pg-article-head{max-width:820px;}
.pg-badge{
  display:inline-block;
  padding:6px 10px;
  border-radius:4px;
  background:var(--pg-amber-soft);
  color:#8A4A16;
  font-size:12px;
  letter-spacing:.08em;
  margin-bottom:18px;
}
.pg-article-title{
  font-size:clamp(28px,3.4vw,40px);
  line-height:1.32;
  margin-bottom:18px;
}
.pg-article-lead{
  font-size:18px;
  line-height:1.8;
  color:var(--pg-ink-2);
  max-width:720px;
  margin-bottom:20px;
}
.pg-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  font-size:13px;color:var(--pg-ink-3);
  padding-top:16px;
  border-top:1px solid var(--pg-line);
}
.pg-meta span{display:inline-flex;align-items:center;gap:6px;}
.pg-meta i{color:var(--pg-green-2);font-size:12px;}
.pg-article-figure{
  margin:32px 0 8px;
  border-radius:var(--pg-radius-img);
  overflow:hidden;
  border:1px solid var(--pg-border);
  background:var(--pg-card);
}
.pg-article-figure img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.pg-article-figure figcaption{
  font-size:13px;color:var(--pg-ink-3);text-align:center;
  padding:12px 16px;border-top:1px solid var(--pg-line);
}

/* ---------- 正文布局 ---------- */
.pg-article-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:48px;
  padding:40px 0 48px;
}
.pg-article-body{min-width:0;max-width:740px;overflow-x:auto;}
.pg-aside{min-width:0;}
.pg-aside-card{
  background:var(--pg-card);
  border:1px solid var(--pg-border);
  border-radius:var(--pg-radius-m);
  padding:20px;
  margin-bottom:20px;
  box-shadow:var(--pg-shadow-1);
  transition:box-shadow .2s ease,border-color .2s ease;
}
.pg-aside-card:hover{border-color:rgba(28,107,95,.3);box-shadow:var(--pg-shadow-2);}
.pg-aside-title{
  font-size:14px;font-family:var(--pg-sans);font-weight:600;
  letter-spacing:.08em;color:var(--pg-ink-2);
  padding-bottom:12px;margin-bottom:12px;
  border-bottom:1px solid var(--pg-line);
}
.pg-toc a{
  display:block;
  font-size:14px;
  color:var(--pg-ink-2);
  padding:7px 0 7px 12px;
  border-left:2px solid var(--pg-line);
  transition:color .18s ease,border-color .18s ease,padding .18s ease;
}
.pg-toc a:hover{color:var(--pg-green);border-left-color:var(--pg-green-2);padding-left:16px;}
.pg-aside-list li+li{margin-top:14px;padding-top:14px;border-top:1px dashed var(--pg-line);}
.pg-aside-list a{display:block;font-size:14px;color:var(--pg-ink);line-height:1.6;}
.pg-aside-list a:hover{color:var(--pg-green);}
.pg-aside-list .pg-aside-time{font-size:12px;color:var(--pg-ink-3);display:block;margin-top:6px;}

/* ---------- 正文排版 ---------- */
.pg-prose{font-size:17px;line-height:1.9;color:#20242300;color:#22262A;}
.pg-prose > * + *{margin-top:1.4em;}
.pg-prose p{color:#242A28;}
.pg-prose h2{
  font-size:clamp(21px,2.2vw,26px);
  line-height:1.5;
  margin:2.2em 0 .8em;
  padding-left:14px;
  border-left:3px solid var(--pg-green-2);
  scroll-margin-top:90px;
}
.pg-prose h3{font-size:18px;line-height:1.6;margin:1.8em 0 .6em;}
.pg-prose h4{font-size:16px;margin:1.4em 0 .5em;color:var(--pg-ink-2);}
.pg-prose ul,.pg-prose ol{margin:1.2em 0;padding-left:1.3em;}
.pg-prose ul li,.pg-prose ol li{margin:.45em 0;line-height:1.8;color:#242A28;}
.pg-prose ul{list-style:none;padding-left:0;}
.pg-prose ul li{position:relative;padding-left:22px;}
.pg-prose ul li::before{
  content:"";position:absolute;left:2px;top:.72em;
  width:7px;height:7px;border-radius:2px;background:var(--pg-amber);
}
.pg-prose ol{list-style:none;counter-reset:pgcount;padding-left:0;}
.pg-prose ol li{position:relative;padding-left:28px;counter-increment:pgcount;}
.pg-prose ol li::before{
  content:counter(pgcount);position:absolute;left:0;top:.2em;
  width:20px;height:20px;border-radius:4px;
  background:var(--pg-green-soft);color:var(--pg-green);
  font-size:12px;line-height:20px;text-align:center;font-weight:600;
}
.pg-prose blockquote{
  margin:1.8em 0;
  padding:20px 22px;
  border-left:3px solid var(--pg-amber);
  background:#FBF8F1;
  border-radius:0 var(--pg-radius-s) var(--pg-radius-s) 0;
  color:var(--pg-ink-2);
  font-size:16px;
}
.pg-prose blockquote p{margin:0;color:var(--pg-ink-2);}
.pg-prose img{border-radius:var(--pg-radius-img);margin:1.6em auto;}
.pg-prose figure{margin:1.8em 0;}
.pg-prose figcaption{font-size:13px;color:var(--pg-ink-3);text-align:center;margin-top:10px;}
.pg-prose a{color:var(--pg-green-2);border-bottom:1px solid rgba(28,107,95,.4);}
.pg-prose a:hover{color:var(--pg-green);border-bottom-color:var(--pg-green);border-bottom-style:solid;}
.pg-prose strong{font-weight:600;color:var(--pg-ink);}
.pg-prose hr{border:0;border-top:1px solid var(--pg-line);margin:2.4em 0;}
.pg-prose table{
  width:100%;border-collapse:collapse;margin:1.8em 0;font-size:15px;
  min-width:520px;
}
.pg-prose thead th{
  background:#FBF8F1;color:var(--pg-ink);font-weight:600;
  text-align:left;padding:12px 14px;border-bottom:1px solid var(--pg-border);
  font-family:var(--pg-sans);font-size:14px;
}
.pg-prose tbody td{padding:12px 14px;border-bottom:1px solid var(--pg-line);color:var(--pg-ink-2);vertical-align:top;}

/* ---------- 空态 ---------- */
.pg-empty{
  border:1px dashed var(--pg-border);
  border-radius:var(--pg-radius-m);
  background:var(--pg-card);
  padding:64px 24px;
  text-align:center;
}
.pg-empty-mark{
  width:64px;height:64px;margin:0 auto 20px;
  border-radius:var(--pg-radius-m);
  background:var(--pg-green-soft);
  position:relative;
}
.pg-empty-mark::before,.pg-empty-mark::after{
  content:"";position:absolute;background:var(--pg-green-2);border-radius:2px;
}
.pg-empty-mark::before{width:26px;height:3px;top:24px;left:19px;}
.pg-empty-mark::after{width:3px;height:26px;top:13px;left:30px;opacity:.5;}
.pg-empty h2{font-size:22px;margin-bottom:10px;}
.pg-empty p{font-size:14px;color:var(--pg-ink-2);margin-bottom:22px;}

/* ---------- 标签 ---------- */
.pg-tags{display:flex;flex-wrap:wrap;gap:10px;margin:8px 0 44px;}
.pg-tag{
  display:inline-block;
  padding:6px 12px;
  border-radius:4px;
  background:#F1EDE2;
  color:var(--pg-ink-2);
  font-size:12px;
  letter-spacing:.06em;
  transition:background .18s ease,color .18s ease;
}
.pg-tag:hover{background:var(--pg-amber-soft);color:#8A4A16;}

/* ---------- 上一篇 / 下一篇 ---------- */
.pg-pager{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:20px;
  margin-bottom:56px;
}
.pg-pager-card{
  display:flex;flex-direction:column;gap:10px;
  background:var(--pg-card);
  border:1px solid var(--pg-border);
  border-radius:var(--pg-radius-m);
  padding:22px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.pg-pager-card:hover{transform:translateY(-2px);box-shadow:var(--pg-shadow-2);border-color:rgba(28,107,95,.3);}
.pg-pager-dir{font-size:12px;letter-spacing:.12em;color:var(--pg-ink-3);}
.pg-pager-title{font-size:16px;color:var(--pg-ink);font-weight:600;line-height:1.6;}
.pg-pager-card.is-empty .pg-pager-title{color:#B4B0A5;font-weight:400;}
.pg-pager-card i{font-size:12px;color:var(--pg-green-2);transition:transform .2s ease;}
.pg-pager-card:hover i{transform:translateX(4px);}

/* ---------- 相关推荐 ---------- */
.pg-related{margin-bottom:48px;}
.pg-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px;}
.pg-head h2{font-size:clamp(22px,2.4vw,30px);}
.pg-head p{font-size:14px;color:var(--pg-ink-2);margin-top:8px;}
.pg-related-list{display:grid;gap:16px;}
.pg-related-item{
  display:grid;
  grid-template-columns:112px minmax(0,1fr) 28px;
  gap:18px;
  align-items:center;
  background:var(--pg-card);
  border:1px solid var(--pg-border);
  border-radius:var(--pg-radius-m);
  padding:14px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.pg-related-item:hover{transform:translateY(-2px);box-shadow:var(--pg-shadow-2);border-color:rgba(28,107,95,.3);}
.pg-related-item img{
  width:112px;height:72px;object-fit:cover;
  border-radius:8px;border:1px solid var(--pg-border);
}
.pg-related-item h3{font-size:16px;line-height:1.6;color:var(--pg-ink);margin-bottom:8px;}
.pg-related-item:hover h3{color:var(--pg-green);}
.pg-related-meta{font-size:12px;color:var(--pg-ink-3);display:flex;gap:12px;flex-wrap:wrap;}
.pg-related-item i{font-size:12px;color:var(--pg-green-2);transition:transform .2s ease;}
.pg-related-item:hover i{transform:translateX(4px);}
.pg-back-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:500;color:var(--pg-green-2);
}
.pg-back-link i{transition:transform .2s ease;font-size:12px;}
.pg-back-link:hover i{transform:translateX(4px);}

/* ---------- 按钮 ---------- */
.pg-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;
  border-radius:var(--pg-radius-s);
  font-size:15px;font-weight:500;letter-spacing:.02em;
  border:1px solid transparent;
  cursor:pointer;
  transition:background-color .12s ease,color .12s ease,transform .12s ease,border-color .12s ease,box-shadow .12s ease;
  white-space:nowrap;
}
.pg-btn-primary{background:var(--pg-amber);color:#16100A;}
.pg-btn-primary:hover,.pg-btn-primary:focus{background:#B96425;color:#16100A;transform:translateY(-1px);}
.pg-btn-primary:active{transform:translateY(0);background:#A65920;}
.pg-btn-ghost{background:transparent;color:var(--pg-green);border-color:var(--pg-green);}
.pg-btn-ghost:hover,.pg-btn-ghost:focus{background:var(--pg-green-soft);color:var(--pg-green);transform:translateY(-1px);}
.pg-btn-sm{height:42px;padding:0 20px;font-size:14px;}

/* ---------- CTA 带 ---------- */
.pg-cta{
  background:var(--pg-green);
  color:#F2EDE3;
  border-radius:var(--pg-radius-m);
  padding:44px 40px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  margin:24px 0 80px;
}
.pg-cta h2{color:#F2EDE3;font-size:clamp(22px,2.4vw,30px);margin-bottom:12px;}
.pg-cta p{color:rgba(242,237,227,.72);font-size:15px;max-width:520px;}
.pg-cta-actions{display:flex;gap:12px;flex-wrap:wrap;}
.pg-cta .pg-btn-ghost{color:#F2EDE3;border-color:rgba(242,237,227,.5);}
.pg-cta .pg-btn-ghost:hover{background:rgba(242,237,227,.12);color:#F2EDE3;}

/* ---------- 页脚 ---------- */
.pg-footer{
  background:var(--pg-green);
  color:rgba(242,237,227,.78);
  padding:64px 0 32px;
  margin-top:40px;
}
.pg-footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:36px;
  padding-bottom:36px;
  border-bottom:1px solid rgba(242,237,227,.16);
}
.pg-footer-brand .pg-brand-text{color:#F2EDE3;font-size:22px;}
.pg-footer-brand p{font-size:14px;margin-top:12px;max-width:280px;color:rgba(242,237,227,.68);}
.pg-footer-mark{display:flex;gap:5px;margin-top:18px;}
.pg-footer-mark span{display:block;width:10px;height:10px;border-radius:2px;background:var(--pg-amber-2);}
.pg-footer-mark span:nth-child(2){background:rgba(242,237,227,.4);}
.pg-footer-mark span:nth-child(3){background:var(--pg-red);width:22px;}
.pg-footer-col h3{
  font-family:var(--pg-sans);
  font-size:13px;font-weight:600;letter-spacing:.12em;
  color:rgba(242,237,227,.55);margin-bottom:16px;
}
.pg-footer-col li{font-size:14px;margin-bottom:12px;line-height:1.7;}
.pg-footer-col a{color:rgba(242,237,227,.8);}
.pg-footer-col a:hover{color:#F2EDE3;text-decoration:underline;}
.pg-footer-tags{display:flex;flex-wrap:wrap;gap:12px;padding:24px 0 0;}
.pg-footer-tags strong,.pg-footer-tags span{
  display:inline-block;font-size:12px;font-weight:500;
  padding:6px 12px;border-radius:4px;
  border:1px solid rgba(242,237,227,.24);
  color:rgba(242,237,227,.72);
}
.pg-footer-tags strong{background:rgba(201,114,46,.22);border-color:transparent;color:#F3D9BC;}
.pg-footer-bottom{
  padding-top:22px;
  font-size:13px;
  color:rgba(242,237,227,.5);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
}

/* ---------- 底部固定转化条 ---------- */
.pg-sticky{
  position:fixed;
  left:0;right:0;bottom:0;
  height:64px;
  background:#FBF8F1;
  border-top:1px solid var(--pg-line);
  box-shadow:0 -6px 24px -14px rgba(16,20,19,.28);
  z-index:1030;
  opacity:0;
  visibility:hidden;
  transform:translateY(8px);
  transition:opacity .26s ease,transform .26s ease,visibility .26s ease;
}
.pg-sticky.is-visible{opacity:1;visibility:visible;transform:translateY(0);}
.pg-sticky-inner{
  max-width:100%;height:100%;
  padding:0 20px;
  margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.pg-sticky-text{font-size:15px;color:var(--pg-ink-2);}
.pg-sticky .pg-btn{height:42px;padding:0 22px;font-size:14px;}

/* ---------- 返回顶部 ---------- */
.pg-totop{
  position:fixed;right:20px;bottom:84px;
  width:48px;height:48px;border-radius:50%;
  border:0;background:var(--pg-green);color:#F2EDE3;
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;z-index:1031;
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .24s ease,transform .24s ease,visibility .24s ease,background-color .18s ease;
  box-shadow:var(--pg-shadow-2);
}
.pg-totop.is-visible{opacity:1;visibility:visible;transform:translateY(0);}
.pg-totop:hover{background:var(--pg-green-2);}

/* ---------- 入场动效 ---------- */
.pg-reveal{opacity:0;transform:translateY(12px);transition:opacity .42s cubic-bezier(.22,.61,.36,1),transform .42s cubic-bezier(.22,.61,.36,1);}
.pg-reveal.is-in{opacity:1;transform:none;}

/* ---------- 响应式 ---------- */
@media (min-width:768px){
  .pg-container{padding-left:32px;padding-right:32px;}
  .pg-cta{padding:52px 48px;}
}
@media (min-width:992px){
  .pg-sidebar.offcanvas{
    position:fixed;top:0;left:0;bottom:0;
    width:var(--pg-sidebar-w);
    transform:none !important;
    visibility:visible !important;
    z-index:1035;
  }
  .pg-topbar{display:none;}
  .pg-shell{margin-left:var(--pg-sidebar-w);}
  .pg-main{padding-top:64px;}
  .pg-sticky-inner{padding:0 32px;}
}
@media (min-width:1200px){
  :root{--pg-sidebar-w:248px;}
  .pg-article-grid{grid-template-columns:minmax(0,1fr) 240px;}
  .pg-aside{position:sticky;top:32px;align-self:start;}
  .pg-footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr;gap:48px;}
}
@media (min-width:1440px){
  .pg-container{max-width:1320px;}
}
@media (max-width:1199px){
  .pg-aside{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
  .pg-aside-card{margin-bottom:0;}
}
@media (max-width:991px){
  .pg-main{padding-top:76px;}
  .pg-cta{flex-direction:column;align-items:flex-start;text-align:left;}
  .pg-footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
}
@media (max-width:767px){
  body{font-size:16px;padding-bottom:96px;}
  .pg-prose{font-size:16px;}
  .pg-pager{grid-template-columns:1fr;}
  .pg-related-item{grid-template-columns:88px minmax(0,1fr) 20px;gap:14px;}
  .pg-related-item img{width:88px;height:64px;}
  .pg-aside{grid-template-columns:1fr;}
  .pg-cta{padding:34px 24px;border-radius:var(--pg-radius-m);}
  .pg-sticky{height:72px;}
  .pg-sticky-text{display:none;}
  .pg-sticky-inner{justify-content:center;}
  .pg-sticky .pg-btn{width:100%;}
  .pg-crumb-cur{max-width:180px;}
}
@media (max-width:519px){
  .pg-footer-grid{grid-template-columns:1fr;}
  .pg-footer-bottom{flex-direction:column;gap:8px;}
  .pg-totop{right:14px;bottom:88px;width:42px;height:42px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  .pg-reveal{opacity:1;transform:none;}
}

/* roulang page: category1 */
:root{
  --pg-deep:#0E3B36;
  --pg-mid:#1C6B5F;
  --pg-amber:#C9722E;
  --pg-amber-soft:#E8A662;
  --pg-seal:#A8312B;
  --pg-bg:#F4F1E9;
  --pg-card:#FFFFFF;
  --pg-ink:#1B1F1E;
  --pg-ink-2:#5A6360;
  --pg-ink-3:#8A928E;
  --pg-line:#E3DED2;
  --pg-border:#E7E2D6;
  --pg-cream:#F2EDE3;
  --pg-serif:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",Georgia,serif;
  --pg-sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --pg-side:0px;
  --pg-r-sm:6px;
  --pg-r-md:10px;
  --pg-r-lg:12px;
  --pg-sh1:0 1px 2px rgba(16,20,19,.05);
  --pg-sh2:0 12px 32px -12px rgba(16,20,19,.12);
}
@media (min-width:992px) and (max-width:1199px){ :root{ --pg-side:208px; } }
@media (min-width:1200px){ :root{ --pg-side:232px; } }

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  padding-left:var(--pg-side);
  padding-bottom:88px;
  background:var(--pg-bg);
  color:var(--pg-ink);
  font-family:var(--pg-sans);
  font-size:17px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--pg-mid);text-decoration:none;transition:color .16s ease}
a:hover{color:var(--pg-amber)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-family:var(--pg-serif);font-weight:600;letter-spacing:-.01em;line-height:1.3}
p{margin:0}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--pg-mid);outline-offset:2px}
.pg-wrap{width:100%;max-width:1160px;margin:0 auto;padding:0 24px}
@media (min-width:1440px){ .pg-wrap{max-width:1180px} }

/* ---------- 移动端顶栏 ---------- */
.pg-topbar{
  position:sticky;top:0;z-index:1040;
  display:flex;align-items:center;justify-content:space-between;
  height:56px;padding:0 16px;
  background:var(--pg-deep);color:var(--pg-cream);
  border-bottom:1px solid rgba(242,237,227,.14);
}
.pg-topbar .pg-top-logo{display:flex;align-items:center;gap:10px;color:var(--pg-cream);font-family:var(--pg-serif);font-size:17px;font-weight:600}
.pg-topbar .pg-top-logo:hover{color:#fff}
.pg-burger{
  width:40px;height:40px;border:0;background:transparent;color:var(--pg-cream);
  display:flex;flex-direction:column;justify-content:center;gap:5px;padding:0 8px;cursor:pointer;
}
.pg-burger span{display:block;height:2px;width:100%;background:currentColor;border-radius:2px;transition:transform .24s ease,opacity .2s ease}
body.nav-open .pg-burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
body.nav-open .pg-burger span:nth-child(2){opacity:0}
body.nav-open .pg-burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media (min-width:992px){ .pg-topbar{display:none} }

/* ---------- 左侧导航 ---------- */
.pg-sidebar{
  width:280px;
  background:var(--pg-bg);
  color:var(--pg-ink);
  overflow-y:auto;
  border-right:1px solid var(--pg-line);
}
.pg-brand{
  display:block;padding:22px 22px 20px;
  background:var(--pg-deep);color:var(--pg-cream);
  text-decoration:none;
}
.pg-brand:hover{color:var(--pg-cream)}
.pg-brand-mark{display:flex;gap:3px;margin-bottom:12px}
.pg-brand-mark span{display:block;width:6px;height:18px;background:var(--pg-amber);border-radius:1px}
.pg-brand-mark span:nth-child(2){height:26px;background:var(--pg-amber-soft)}
.pg-brand-mark span:nth-child(3){height:13px;background:#7FB5A6}
.pg-brand-text{display:block;font-family:var(--pg-serif);font-size:20px;font-weight:700;letter-spacing:.01em}
.pg-brand-sub{display:block;margin-top:6px;font-size:12px;letter-spacing:.1em;color:rgba(242,237,227,.66)}
.pg-nav{display:flex;flex-direction:column;padding:14px 0}
.pg-nav-link{
  position:relative;display:flex;align-items:center;justify-content:space-between;
  height:48px;padding:0 20px;font-size:14px;font-weight:500;color:var(--pg-ink-2);
  border-left:3px solid transparent;transition:background-color .16s ease,color .16s ease,border-color .16s ease;
}
.pg-nav-link i{font-size:11px;opacity:.42;transition:transform .16s ease,opacity .16s ease}
.pg-nav-link:hover{background:rgba(28,107,95,.07);color:var(--pg-deep)}
.pg-nav-link:hover i{transform:translateX(4px);opacity:.9}
.pg-nav-link.is-active{
  border-left-color:var(--pg-amber);
  color:var(--pg-deep);font-weight:600;background:rgba(28,107,95,.05);
}
.pg-nav-link.is-active i{opacity:.85}
.pg-side-foot{margin-top:auto;padding:18px 20px 26px;border-top:1px solid var(--pg-line)}
.pg-side-foot p{margin-top:14px;font-size:13px;line-height:1.7;color:var(--pg-ink-3)}
.pg-side-foot p strong{display:block;color:var(--pg-ink-2);font-weight:600}
@media (min-width:992px){
  .pg-sidebar.offcanvas{
    position:fixed;inset:0 auto 0 0;
    width:var(--pg-side);
    display:flex;flex-direction:column;
    transform:none!important;visibility:visible!important;
    z-index:1030;
    border-right:1px solid var(--pg-line);
    background:var(--pg-bg);
  }
  .pg-side-foot .pg-btn{width:100%}
}
@media (max-width:991px){
  .pg-sidebar.offcanvas{background:var(--pg-bg)}
  .pg-side-foot{padding-bottom:34px}
  .pg-side-foot .pg-btn{width:100%}
}

/* ---------- 按钮 ---------- */
.pg-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--pg-r-sm);
  font-size:16px;font-weight:600;letter-spacing:.02em;
  border:1px solid transparent;cursor:pointer;text-decoration:none;
  transition:background-color .12s ease,color .12s ease,border-color .12s ease,transform .12s ease,box-shadow .12s ease;
}
.pg-btn:hover{text-decoration:none}
.pg-btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(14,59,54,.18)}
.pg-btn-primary{background:var(--pg-amber);color:#16100A}
.pg-btn-primary:hover{background:#b86526;color:#16100A;transform:translateY(-1px)}
.pg-btn-ghost{background:transparent;border-color:var(--pg-mid);color:var(--pg-mid)}
.pg-btn-ghost:hover{background:rgba(28,107,95,.08);border-color:var(--pg-mid);color:var(--pg-deep);transform:translateY(-1px)}
.pg-btn-ghost-light{background:transparent;border-color:rgba(242,237,227,.5);color:var(--pg-cream)}
.pg-btn-ghost-light:hover{background:rgba(242,237,227,.14);border-color:var(--pg-cream);color:#fff;transform:translateY(-1px)}
.pg-btn-light{background:var(--pg-cream);color:var(--pg-deep)}
.pg-btn-light:hover{background:#fff;color:var(--pg-deep);transform:translateY(-1px)}
.pg-btn-sm{height:42px;padding:0 20px;font-size:14px}
.pg-btn-lg{height:52px}
.pg-textlink{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--pg-mid)}
.pg-textlink i{font-size:11px;transition:transform .16s ease}
.pg-textlink:hover{color:var(--pg-amber)}
.pg-textlink:hover i{transform:translateX(4px)}

/* ---------- 顶部横幅 ---------- */
.pg-banner{
  position:relative;
  padding:64px 0 60px;
  color:var(--pg-cream);
  background-image:
    linear-gradient(104deg, rgba(14,59,54,.95) 0%, rgba(14,59,54,.82) 46%, rgba(14,59,54,.5) 100%),
    url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
}
.pg-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(242,237,227,.7)}
.pg-crumb a{color:rgba(242,237,227,.7)}
.pg-crumb a:hover{color:var(--pg-amber-soft)}
.pg-crumb .sep{opacity:.5}
.pg-banner h1{
  margin:20px 0 0;
  font-size:clamp(32px,4vw,52px);
  letter-spacing:-.02em;
  color:#fff;
}
.pg-banner-lead{margin-top:16px;max-width:620px;font-size:17px;color:rgba(242,237,227,.86);line-height:1.8}
.pg-banner-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.pg-banner-tags span{
  font-size:12px;letter-spacing:.12em;padding:6px 12px;border-radius:4px;
  background:rgba(242,237,227,.1);border:1px solid rgba(242,237,227,.24);color:var(--pg-cream);
}
.pg-banner-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}

/* ---------- 通用板块 ---------- */
.pg-section{padding:88px 0}
.pg-section.is-tight{padding:64px 0}
.pg-section-head{max-width:720px;margin-bottom:44px}
.pg-eyebrow{
  display:inline-block;font-size:12px;letter-spacing:.14em;color:var(--pg-amber);
  text-transform:none;font-weight:600;margin-bottom:14px;
}
.pg-section-head h2{font-size:clamp(26px,2.6vw,34px);color:var(--pg-deep)}
.pg-section-head p{margin-top:14px;font-size:16px;color:var(--pg-ink-2);line-height:1.85}
.pg-divider{height:1px;background:var(--pg-line);border:0;margin:0}

/* ---------- 项目速览矩阵 ---------- */
.pg-matrix{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.pg-proj{
  display:flex;flex-direction:column;
  background:var(--pg-card);border:1px solid var(--pg-border);border-radius:var(--pg-r-lg);
  padding:26px 24px 22px;
  transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease;
}
.pg-proj:hover{transform:translateY(-2px);box-shadow:var(--pg-sh2);border-color:rgba(28,107,95,.32)}
.pg-proj-icon{
  display:inline-flex;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:10px;margin-bottom:18px;
  background:rgba(201,114,46,.12);color:var(--pg-amber);
  font-size:19px;
}
.pg-proj h3{font-size:19px;color:var(--pg-deep);margin-bottom:10px}
.pg-proj p{font-size:14px;line-height:1.75;color:var(--pg-ink-2)}
.pg-proj .pg-textlink{margin-top:auto;padding-top:18px;font-size:14px}

/* ---------- 图文交错 ---------- */
.pg-split{display:grid;grid-template-columns:repeat(12,1fr);gap:32px;align-items:center}
.pg-split + .pg-split{margin-top:88px}
.pg-split.reverse .pg-split-media{order:2}
.pg-split.reverse .pg-split-text{order:1}
.pg-split-text{grid-column:span 6}
.pg-split-media{grid-column:span 6}
.pg-split-media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--pg-r-md);border:1px solid var(--pg-border)}
.pg-split-no{
  font-family:var(--pg-serif);font-size:14px;font-weight:700;letter-spacing:.14em;
  color:var(--pg-amber);display:block;margin-bottom:12px;
}
.pg-split-text h3{font-size:clamp(22px,2.2vw,28px);color:var(--pg-deep);margin-bottom:16px}
.pg-split-text p{font-size:16px;line-height:1.9;color:var(--pg-ink-2);margin-bottom:14px}
.pg-split-text .pg-textlink{margin-top:8px}

/* ---------- 对比表 ---------- */
.pg-table-wrap{
  overflow-x:auto;
  background:var(--pg-card);border:1px solid var(--pg-border);
  border-radius:var(--pg-r-lg);
}
.pg-table{width:100%;min-width:760px;border-collapse:collapse;font-size:15px}
.pg-table th,.pg-table td{padding:16px 20px;text-align:left;border-bottom:1px solid var(--pg-line)}
.pg-table thead th{
  background:#F7F4EC;color:var(--pg-deep);font-weight:600;font-size:14px;letter-spacing:.04em;
  white-space:nowrap;
}
.pg-table tbody tr:last-child td{border-bottom:0}
.pg-table tbody tr{transition:background-color .16s ease}
.pg-table tbody tr:hover{background:#FAF8F2}
.pg-table td:first-child{color:var(--pg-deep);font-weight:600}
.pg-table .pg-pill{
  display:inline-block;padding:4px 10px;border-radius:4px;font-size:12px;letter-spacing:.06em;
  background:rgba(232,166,98,.2);color:#7A3F12;
}

/* ---------- 流程 ---------- */
.pg-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.pg-flow-item{position:relative;padding:0 26px 0 0}
.pg-flow-item::before{
  content:"";position:absolute;top:19px;left:44px;right:0;height:1px;background:var(--pg-line);
}
.pg-flow-item:last-child::before{display:none}
.pg-flow-dot{
  position:relative;z-index:1;
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:50%;
  background:var(--pg-deep);color:var(--pg-cream);
  font-family:var(--pg-serif);font-size:15px;font-weight:700;
  margin-bottom:18px;
}
.pg-flow-item h3{font-size:17px;color:var(--pg-deep);margin-bottom:10px}
.pg-flow-item p{font-size:14px;line-height:1.8;color:var(--pg-ink-2);padding-right:8px}

/* ---------- 适用人群 ---------- */
.pg-audience{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.pg-aud-card{
  background:var(--pg-card);border:1px solid var(--pg-border);border-radius:var(--pg-r-lg);
  padding:32px 30px;transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease;
}
.pg-aud-card:hover{transform:translateY(-2px);box-shadow:var(--pg-sh2);border-color:rgba(28,107,95,.3)}
.pg-aud-card .pg-badge{
  display:inline-block;font-size:12px;letter-spacing:.1em;padding:5px 11px;border-radius:4px;
  background:rgba(28,107,95,.1);color:var(--pg-mid);margin-bottom:16px;
}
.pg-aud-card h3{font-size:21px;color:var(--pg-deep);margin-bottom:14px}
.pg-aud-card ul{display:flex;flex-direction:column;gap:10px}
.pg-aud-card li{position:relative;padding-left:20px;font-size:15px;line-height:1.8;color:var(--pg-ink-2)}
.pg-aud-card li::before{
  content:"";position:absolute;left:0;top:12px;width:7px;height:7px;border-radius:2px;
  background:var(--pg-amber-soft);
}

/* ---------- FAQ ---------- */
.pg-faq .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--pg-line)}
.pg-faq .accordion-item:first-child{border-top:1px solid var(--pg-line)}
.pg-faq .accordion-button{
  position:relative;background:transparent;border:0;box-shadow:none;
  padding:22px 46px 22px 0;font-family:var(--pg-serif);font-size:18px;font-weight:600;
  color:var(--pg-ink);line-height:1.6;
}
.pg-faq .accordion-button:not(.collapsed){color:var(--pg-deep);background:transparent;box-shadow:none}
.pg-faq .accordion-button:focus{box-shadow:none;outline:none}
.pg-faq .accordion-button:focus-visible{outline:2px solid var(--pg-mid);outline-offset:3px;border-radius:4px}
.pg-faq .accordion-button::after{
  content:"+";position:absolute;right:10px;top:50%;transform:translateY(-50%);
  width:auto;height:auto;background-image:none;margin:0;
  font-family:var(--pg-sans);font-size:24px;font-weight:400;line-height:1;
  color:var(--pg-mid);transition:transform .24s ease,color .24s ease;
}
.pg-faq .accordion-button:not(.collapsed)::after{content:"−";transform:translateY(-50%) rotate(180deg);color:var(--pg-amber)}
.pg-faq .accordion-body{
  padding:0 46px 24px 0;font-size:16px;line-height:1.9;color:var(--pg-ink-2);
}

/* ---------- CTA 面板 ---------- */
.pg-cta{
  background:var(--pg-deep);color:var(--pg-cream);border-radius:var(--pg-r-lg);
  padding:52px 48px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
}
.pg-cta h2{font-size:clamp(24px,2.4vw,32px);color:#fff;max-width:560px}
.pg-cta p{margin-top:12px;font-size:16px;color:rgba(242,237,227,.78);max-width:560px;line-height:1.8}
.pg-cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- 页脚 ---------- */
.pg-footer{background:var(--pg-deep);color:var(--pg-cream);padding:68px 0 26px;margin-top:0}
.pg-footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.pg-footer h4{font-size:15px;color:#fff;margin-bottom:18px;font-family:var(--pg-sans);font-weight:600;letter-spacing:.04em}
.pg-footer-brand .pg-brand-mark{margin-bottom:14px}
.pg-footer-brand strong{display:block;font-family:var(--pg-serif);font-size:21px;color:#fff;margin-bottom:12px}
.pg-footer-brand p{font-size:14px;line-height:1.85;color:rgba(242,237,227,.7);max-width:320px}
.pg-footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.pg-footer-tags strong,.pg-footer-tags span{
  font-size:12px;font-weight:500;padding:5px 10px;border-radius:4px;
  background:rgba(242,237,227,.1);border:1px solid rgba(242,237,227,.2);color:rgba(242,237,227,.86);
}
.pg-footer-tags strong{background:rgba(201,114,46,.24);border-color:rgba(201,114,46,.5);color:#F3C79A}
.pg-footer ul{display:flex;flex-direction:column;gap:11px}
.pg-footer ul a{font-size:14px;color:rgba(242,237,227,.72)}
.pg-footer ul a:hover{color:var(--pg-amber-soft)}
.pg-footer .pg-foot-note{font-size:14px;line-height:1.9;color:rgba(242,237,227,.7)}
.pg-footer-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid rgba(242,237,227,.14);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(242,237,227,.55);
}

/* ---------- 固定转化条 ---------- */
.pg-sticky{
  position:fixed;left:var(--pg-side);right:0;bottom:0;z-index:1035;
  background:var(--pg-cream);border-top:1px solid var(--pg-line);
  box-shadow:0 -6px 24px -14px rgba(16,20,19,.35);
  transform:translateY(10px);opacity:0;pointer-events:none;
  transition:opacity .26s ease,transform .26s ease;
}
.pg-sticky.is-visible{opacity:1;transform:translateY(0);pointer-events:auto}
.pg-sticky-inner{
  max-width:1160px;margin:0 auto;padding:0 24px;
  height:64px;display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.pg-sticky-text{font-size:15px;font-weight:600;color:var(--pg-deep)}
.pg-sticky-actions{display:flex;gap:10px}
@media (max-width:767px){
  .pg-sticky-inner{height:72px;padding:0 16px;gap:12px}
  .pg-sticky-text{font-size:13px;line-height:1.4}
  .pg-sticky-actions .pg-btn-ghost{display:none}
  .pg-sticky-actions .pg-btn{height:44px;padding:0 18px;font-size:14px}
}

/* ---------- 回到顶部 ---------- */
.pg-top-btn{
  position:fixed;right:24px;bottom:92px;z-index:1036;
  width:56px;height:56px;border-radius:50%;border:0;
  background:var(--pg-deep);color:var(--pg-cream);font-size:18px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  opacity:0;pointer-events:none;transform:translateY(8px);
  transition:opacity .24s ease,transform .24s ease,background-color .16s ease;
  box-shadow:var(--pg-sh2);
}
.pg-top-btn.is-visible{opacity:1;pointer-events:auto;transform:translateY(0)}
.pg-top-btn:hover{background:var(--pg-mid)}

/* ---------- 入场动效 ---------- */
.pg-reveal{opacity:0;transform:translateY(12px);transition:opacity .42s cubic-bezier(.22,.61,.36,1),transform .42s cubic-bezier(.22,.61,.36,1)}
.pg-reveal.is-in{opacity:1;transform:translateY(0)}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .pg-matrix{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:991px){
  .pg-section{padding:72px 0}
  .pg-banner{padding:52px 0 48px}
  .pg-matrix{grid-template-columns:repeat(2,1fr);gap:16px}
  .pg-split-text,.pg-split-media{grid-column:span 12}
  .pg-split.reverse .pg-split-media{order:0}
  .pg-split.reverse .pg-split-text{order:0}
  .pg-split + .pg-split{margin-top:56px}
  .pg-flow{grid-template-columns:repeat(2,1fr);gap:32px 20px}
  .pg-flow-item::before{display:none}
  .pg-footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  body{font-size:16px;padding-bottom:96px}
  .pg-wrap{padding:0 18px}
  .pg-section{padding:56px 0}
  .pg-section-head{margin-bottom:30px}
  .pg-matrix{grid-template-columns:1fr}
  .pg-audience{grid-template-columns:1fr}
  .pg-cta{padding:36px 24px}
  .pg-aud-card{padding:26px 22px}
  .pg-flow{grid-template-columns:1fr;gap:26px}
  .pg-footer-grid{grid-template-columns:1fr;gap:30px}
  .pg-footer{padding:52px 0 22px}
  .pg-faq .accordion-button{font-size:16.5px;padding:18px 40px 18px 0}
  .pg-faq .accordion-body{padding:0 30px 20px 0}
  .pg-top-btn{right:16px;bottom:96px;width:48px;height:48px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .pg-reveal{opacity:1;transform:none}
}

/* roulang page: category2 */
:root{
  --pg-primary:#0E3B36;
  --pg-primary-mid:#1C6B5F;
  --pg-amber:#C9722E;
  --pg-amber-light:#E8A662;
  --pg-seal:#A8312B;
  --pg-bg:#F4F1E9;
  --pg-card:#FFFFFF;
  --pg-ink:#1B1F1E;
  --pg-ink-2:#5A6360;
  --pg-ink-3:#8A928E;
  --pg-line:#E3DED2;
  --pg-border:#E7E2D6;
  --pg-light:#F2EDE3;
  --pg-r-btn:6px;
  --pg-r-card:12px;
  --pg-r-img:10px;
  --pg-r-badge:4px;
  --pg-sh-1:0 1px 2px rgba(16,20,19,.05);
  --pg-sh-2:0 12px 32px -12px rgba(16,20,19,.12);
  --pg-serif:'Noto Serif SC','Songti SC','STSong','SimSun',serif;
  --pg-sans:'Noto Sans SC','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
  --bs-primary:#0E3B36;
  --bs-body-bg:#F4F1E9;
  --bs-body-color:#1B1F1E;
  --bs-border-color:#E7E2D6;
  --bs-link-color:#1C6B5F;
  --bs-link-hover-color:#C9722E;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--pg-sans);
  font-size:17px;
  line-height:1.75;
  color:var(--pg-ink);
  background:var(--pg-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--pg-primary-mid);text-decoration:none;transition:color .16s ease;}
a:hover{color:var(--pg-amber);}
button{font-family:inherit;}
h1,h2,h3,h4{font-family:var(--pg-serif);font-weight:700;letter-spacing:-.02em;color:var(--pg-primary);margin:0;line-height:1.25;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}

/* ---------- 顶栏（移动端） ---------- */
.pg-topbar{
  position:fixed;top:0;left:0;right:0;height:56px;z-index:1045;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 16px;
  background:rgba(244,241,233,.96);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--pg-line);
}
.pg-topbar-brand{display:flex;flex-direction:column;line-height:1.15;}
.pg-topbar-brand strong{font-family:var(--pg-serif);font-size:17px;color:var(--pg-primary);letter-spacing:-.01em;}
.pg-topbar-brand small{font-size:10px;letter-spacing:.14em;color:var(--pg-ink-3);}
.pg-burger{
  width:44px;height:44px;border:1px solid var(--pg-border);border-radius:var(--pg-r-btn);
  background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;
  cursor:pointer;transition:border-color .16s ease,background .16s ease;
}
.pg-burger span{display:block;width:20px;height:2px;background:var(--pg-primary);border-radius:2px;transition:transform .24s ease,opacity .18s ease;}
.pg-burger:hover{border-color:var(--pg-primary);background:#FBF9F4;}
.pg-burger:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(28,107,95,.18);}
body.nav-open .pg-burger span:nth-child(1){transform:translateY(7px) rotate(45deg);}
body.nav-open .pg-burger span:nth-child(2){opacity:0;}
body.nav-open .pg-burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
@media (min-width:992px){.pg-topbar{display:none;}}

/* ---------- 左侧导航 ---------- */
.pg-sidebar{
  --bs-offcanvas-width:290px;
  background:#fff;
  border-left:none;
  border-right:1px solid var(--pg-line);
  width:290px;
}
.offcanvas-backdrop.show{opacity:.42;background:#0E3B36;}
.pg-brand{
  display:flex;flex-direction:column;gap:8px;
  padding:28px 24px 24px;
  background:var(--pg-primary);
  color:var(--pg-light);
  text-decoration:none;
}
.pg-brand:hover{color:var(--pg-light);}
.pg-brand-mark{display:flex;gap:5px;margin-bottom:4px;}
.pg-brand-mark span{width:9px;height:9px;display:block;background:var(--pg-amber-light);border-radius:1px;}
.pg-brand-mark span:nth-child(2){background:var(--pg-amber);}
.pg-brand-mark span:nth-child(3){background:var(--pg-seal);}
.pg-brand-text{font-family:var(--pg-serif);font-size:21px;font-weight:700;letter-spacing:-.01em;}
.pg-brand-sub{font-size:11px;letter-spacing:.14em;color:rgba(242,237,227,.72);}
.pg-nav{flex:1 1 auto;overflow-y:auto;padding:14px 0;}
.pg-nav-item{border-bottom:1px solid rgba(227,222,210,.55);}
.pg-nav-item:last-child{border-bottom:none;}
.pg-nav-link{
  display:flex;align-items:center;justify-content:space-between;
  height:48px;padding:0 22px;
  font-size:14px;color:var(--pg-ink-2);
  border-left:3px solid transparent;
  transition:background .16s ease,color .16s ease,border-color .16s ease;
}
.pg-nav-link i{font-size:11px;color:var(--pg-amber);opacity:0;transform:translateX(-5px);transition:opacity .18s ease,transform .18s ease;}
.pg-nav-link:hover{background:rgba(28,107,95,.06);color:var(--pg-primary);}
.pg-nav-link:hover i{opacity:1;transform:none;}
.pg-nav-link.is-active{
  border-left-color:var(--pg-amber);
  background:rgba(28,107,95,.08);
  color:var(--pg-primary);font-weight:600;
}
.pg-nav-link.is-active i{opacity:1;transform:none;}
.pg-nav-link:focus-visible{outline:none;box-shadow:inset 0 0 0 2px rgba(28,107,95,.28);}
.pg-side-foot{padding:20px 22px 26px;border-top:1px solid var(--pg-line);}
.pg-side-foot p{margin-top:14px;font-size:13px;line-height:1.7;color:var(--pg-ink-3);}
.pg-side-foot strong{color:var(--pg-ink-2);font-weight:600;}

@media (min-width:992px){
  .pg-sidebar{
    position:fixed;top:0;left:0;bottom:0;
    width:208px;
    display:flex;flex-direction:column;
    transform:none !important;visibility:visible !important;
    z-index:1040;
    border-right:1px solid var(--pg-line);
    box-shadow:none;
  }
  .pg-brand{padding:26px 18px 22px;}
  .pg-brand-text{font-size:18px;}
  .pg-brand-sub{font-size:10px;}
  .pg-nav-link{padding:0 18px;font-size:13.5px;}
  .pg-side-foot{padding:18px 18px 22px;}
}
@media (min-width:1200px){
  .pg-sidebar{width:232px;}
  .pg-brand{padding:32px 24px 24px;}
  .pg-brand-text{font-size:20px;}
  .pg-brand-sub{font-size:11px;}
  .pg-nav-link{padding:0 24px;font-size:14px;}
  .pg-side-foot{padding:20px 24px 26px;}
}

/* ---------- 内容外壳 ---------- */
.pg-shell{
  padding-top:56px;
  padding-bottom:120px;
}
@media (min-width:992px){
  .pg-shell{padding-top:0;padding-left:208px;padding-bottom:110px;}
}
@media (min-width:1200px){
  .pg-shell{padding-left:232px;}
}
.pg-shell .container{max-width:1140px;padding-left:20px;padding-right:20px;}
@media (min-width:1440px){.pg-shell .container{max-width:1240px;}}

/* ---------- 通用 ---------- */
.pg-eyebrow{
  display:inline-block;font-size:12px;letter-spacing:.14em;font-weight:600;
  color:var(--pg-amber);text-transform:uppercase;
}
.pg-h2{font-size:clamp(26px,2.6vw,36px);margin-top:12px;}
.pg-sec-head{margin-bottom:40px;}
.pg-sec-head p{margin-top:14px;font-size:16px;color:var(--pg-ink-2);max-width:42em;}
.pg-crumb{font-size:13px;color:var(--pg-ink-3);display:flex;flex-wrap:wrap;gap:8px;align-items:center;}
.pg-crumb a{color:var(--pg-ink-3);}
.pg-crumb a:hover{color:var(--pg-amber);}
.pg-crumb span.sep{color:var(--pg-line);}
.pg-crumb .now{color:var(--pg-primary-mid);}

.pg-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:48px;padding:0 28px;border-radius:var(--pg-r-btn);
  font-size:15px;font-weight:600;letter-spacing:.02em;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:background .16s ease,color .16s ease,transform .16s ease,box-shadow .16s ease,border-color .16s ease;
}
.pg-btn i{font-size:12px;transition:transform .18s ease;}
.pg-btn:hover i{transform:translateX(3px);}
.pg-btn-primary{background:var(--pg-amber);color:#16100A;}
.pg-btn-primary:hover{background:#B5651F;color:#16100A;transform:translateY(-1px);box-shadow:var(--pg-sh-2);}
.pg-btn-ghost{border-color:var(--pg-primary);color:var(--pg-primary);background:transparent;}
.pg-btn-ghost:hover{background:rgba(14,59,54,.08);color:var(--pg-primary);}
.pg-btn-light{background:var(--pg-amber-light);color:#16100A;}
.pg-btn-light:hover{background:#D99450;color:#16100A;transform:translateY(-1px);}
.pg-btn.sm{height:40px;padding:0 18px;font-size:14px;}
.pg-btn.full{width:100%;}
.pg-btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(28,107,95,.22);}
.pg-link-more{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--pg-primary-mid);
}
.pg-link-more i{font-size:11px;transition:transform .18s ease;}
.pg-link-more:hover{color:var(--pg-amber);}
.pg-link-more:hover i{transform:translateX(4px);}

.pg-badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;letter-spacing:.1em;font-weight:600;
  padding:6px 10px;border-radius:var(--pg-r-badge);
  background:rgba(232,166,98,.22);color:#7A4415;
}
.pg-tag{
  display:inline-flex;align-items:center;
  font-size:12px;letter-spacing:.1em;
  padding:6px 10px;border-radius:var(--pg-r-badge);
  background:#EFEBE0;color:var(--pg-ink-3);
}

/* ---------- Hero ---------- */
.pg-hero{
  position:relative;
  padding:48px 0 56px;
  background:linear-gradient(180deg,#FBF9F4 0%,var(--pg-bg) 100%);
  border-bottom:1px solid var(--pg-line);
}
@media (min-width:992px){
  .pg-hero{min-height:78vh;display:flex;align-items:center;padding:72px 0;}
}
.pg-hero h1{font-size:clamp(34px,4.4vw,60px);margin-top:20px;}
.pg-lead{margin-top:18px;font-size:18px;line-height:1.7;color:var(--pg-ink-2);max-width:34em;}
.pg-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;}
.pg-hero-note{
  display:flex;flex-wrap:wrap;gap:18px;margin-top:28px;
  font-size:12px;letter-spacing:.12em;color:var(--pg-ink-3);
}
.pg-hero-note span{position:relative;padding-left:14px;}
.pg-hero-note span::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:1px;height:12px;background:var(--pg-amber);
}
.pg-hero-figure{
  position:relative;margin:0;border-radius:var(--pg-r-img);overflow:hidden;
  aspect-ratio:16/10;box-shadow:var(--pg-sh-2);border:1px solid var(--pg-border);
}
.pg-hero-figure img{width:100%;height:100%;object-fit:cover;}
.pg-hero-figure::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(190deg,rgba(14,59,54,.08) 0%,rgba(14,59,54,.30) 100%);
}
.pg-hero-badge{
  position:absolute;right:16px;bottom:16px;z-index:2;
  background:#FBF9F4;border:1px solid var(--pg-border);border-radius:var(--pg-r-badge);
  padding:10px 14px;box-shadow:var(--pg-sh-1);
}
.pg-hero-badge strong{display:block;font-family:var(--pg-serif);font-size:18px;color:var(--pg-primary);}
.pg-hero-badge small{font-size:11px;letter-spacing:.1em;color:var(--pg-ink-3);}

/* ---------- 数据条 ---------- */
.pg-facts{border-bottom:1px solid var(--pg-line);background:#FBF9F4;}
.pg-facts-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.pg-fact{padding:30px 22px;border-left:1px solid var(--pg-line);}
.pg-fact:first-child{border-left:none;}
.pg-fact-num{font-family:var(--pg-serif);font-size:clamp(24px,2.4vw,34px);font-weight:700;color:var(--pg-primary);letter-spacing:-.02em;}
.pg-fact-label{margin-top:6px;font-size:13px;color:var(--pg-ink-3);}
@media (max-width:767px){
  .pg-facts-grid{grid-template-columns:repeat(2,1fr);}
  .pg-fact{padding:22px 16px;}
  .pg-fact:nth-child(odd){border-left:none;}
  .pg-fact:nth-child(n+3){border-top:1px solid var(--pg-line);}
}

/* ---------- 错位图文 ---------- */
.pg-split{padding:64px 0 8px;}
.pg-split-row{
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;
  padding-bottom:64px;
}
.pg-split-row + .pg-split-row{border-top:1px solid var(--pg-line);padding-top:64px;}
.pg-split-row.is-reverse .pg-split-media{order:2;}
.pg-split-media{margin:0;border-radius:var(--pg-r-img);overflow:hidden;aspect-ratio:16/10;border:1px solid var(--pg-border);background:#EFEBE0;}
.pg-split-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s cubic-bezier(.22,.61,.36,1);}
.pg-split-row:hover .pg-split-media img{transform:scale(1.03);}
.pg-split-body h3{font-size:22px;margin-top:12px;}
.pg-split-body p{margin-top:16px;font-size:16px;color:var(--pg-ink-2);line-height:1.8;}
.pg-split-body .pg-link-more{margin-top:22px;}
.pg-index{
  font-family:var(--pg-serif);font-size:14px;font-weight:700;
  color:var(--pg-amber);letter-spacing:.16em;
}
@media (max-width:991px){
  .pg-split-row{grid-template-columns:1fr;gap:24px;}
  .pg-split-row.is-reverse .pg-split-media{order:0;}
  .pg-split-row + .pg-split-row{padding-top:48px;}
  .pg-split-row{padding-bottom:48px;}
}

/* ---------- FAQ ---------- */
.pg-faq-sec{padding:72px 0 0;}
.pg-faq{--bs-accordion-bg:transparent;--bs-accordion-border-width:0;border-top:1px solid var(--pg-line);}
.pg-faq .accordion-item{background:transparent;border:none;border-bottom:1px solid var(--pg-line);}
.pg-faq .accordion-header{margin:0;}
.pg-faq .accordion-button{
  display:flex;align-items:center;gap:16px;width:100%;
  padding:22px 0;background:transparent;border:none;box-shadow:none;
  font-family:var(--pg-serif);font-size:18px;font-weight:600;color:var(--pg-primary);
  text-align:left;border-radius:0;
}
.pg-faq .accordion-button:not(.collapsed){color:var(--pg-primary-mid);}
.pg-faq .accordion-button:hover{color:var(--pg-amber);}
.pg-faq .accordion-button:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(28,107,95,.16);}
.pg-faq .accordion-button::after{
  content:"+";margin-left:auto;flex:0 0 auto;
  width:auto;height:auto;background-image:none !important;
  font-family:var(--pg-sans);font-size:22px;line-height:1;color:var(--pg-amber);
  transform:none;transition:transform .24s ease,color .24s ease;
}
.pg-faq .accordion-button:not(.collapsed)::after{content:"−";transform:rotate(180deg);}
.pg-faq .accordion-body{padding:0 0 22px;font-size:16px;line-height:1.85;color:var(--pg-ink-2);max-width:52em;}

/* ---------- CTA ---------- */
.pg-cta-sec{padding:72px 0 0;}
.pg-cta{
  background:var(--pg-primary);color:var(--pg-light);
  border-radius:var(--pg-r-card);padding:44px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;
  position:relative;overflow:hidden;
}
.pg-cta::after{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;
  border-radius:50%;background:rgba(232,166,98,.12);
}
.pg-cta h2{color:var(--pg-light);font-size:clamp(22px,2.2vw,30px);}
.pg-cta p{margin-top:12px;font-size:15px;color:rgba(242,237,227,.78);max-width:40em;}
.pg-cta-actions{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:12px;}
@media (max-width:767px){
  .pg-cta{padding:32px 24px;}
  .pg-cta-actions{width:100%;}
  .pg-cta-actions .pg-btn{width:100%;}
}

/* ---------- 页脚 ---------- */
.pg-footer{background:var(--pg-primary);color:var(--pg-light);margin-top:96px;}
.pg-footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;
  padding:64px 0 44px;
}
.pg-footer h4{font-family:var(--pg-serif);font-size:15px;color:var(--pg-light);letter-spacing:.04em;margin-bottom:18px;}
.pg-footer p{font-size:13.5px;line-height:1.85;color:rgba(242,237,227,.68);}
.pg-footer .pg-footer-brand{display:flex;flex-direction:column;gap:14px;}
.pg-footer .pg-footer-brand strong{font-family:var(--pg-serif);font-size:21px;color:var(--pg-light);}
.pg-footer .pg-footer-brand small{font-size:11px;letter-spacing:.14em;color:rgba(242,237,227,.55);}
.pg-footer ul li{margin-bottom:11px;}
.pg-footer ul a{font-size:13.5px;color:rgba(242,237,227,.78);}
.pg-footer ul a:hover{color:var(--pg-amber-light);}
.pg-footer-bottom{
  border-top:1px solid rgba(242,237,227,.14);
  padding:20px 0 30px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(242,237,227,.55);
}
@media (max-width:991px){
  .pg-footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 32px;}
}
@media (max-width:575px){
  .pg-footer-grid{grid-template-columns:1fr;}
}

/* ---------- 底部固定转化条 ---------- */
.pg-sticky{
  position:fixed;left:0;right:0;bottom:0;z-index:1035;
  min-height:64px;padding:10px 20px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:rgba(244,241,233,.97);
  backdrop-filter:blur(10px);
  border-top:1px solid var(--pg-line);
  box-shadow:0 -8px 24px -16px rgba(16,20,19,.35);
  opacity:0;transform:translateY(8px);pointer-events:none;
  transition:opacity .26s ease,transform .26s ease;
}
.pg-sticky.is-show{opacity:1;transform:none;pointer-events:auto;}
.pg-sticky-text{font-size:14px;font-weight:600;color:var(--pg-primary);}
.pg-sticky-text small{display:block;font-size:12px;font-weight:400;color:var(--pg-ink-3);letter-spacing:.02em;}
@media (min-width:992px){
  .pg-sticky{min-height:64px;padding-left:240px;padding-right:32px;}
}
@media (min-width:1200px){
  .pg-sticky{padding-left:264px;}
}
@media (max-width:575px){
  .pg-sticky{min-height:72px;padding:10px 14px;}
  .pg-sticky-text small{display:none;}
  .pg-sticky .pg-btn{height:44px;padding:0 18px;font-size:14px;}
}

/* ---------- 返回顶部 ---------- */
.pg-top-btn{
  position:fixed;right:22px;bottom:96px;z-index:1036;
  width:56px;height:56px;border-radius:50%;border:none;
  background:var(--pg-primary);color:var(--pg-light);
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;opacity:0;pointer-events:none;transform:translateY(8px);
  transition:opacity .24s ease,transform .24s ease,background .16s ease;
  box-shadow:var(--pg-sh-2);
}
.pg-top-btn.is-show{opacity:1;pointer-events:auto;transform:none;}
.pg-top-btn:hover{background:var(--pg-primary-mid);}
.pg-top-btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(28,107,95,.3);}
@media (max-width:575px){.pg-top-btn{right:14px;bottom:88px;width:48px;height:48px;}}

/* ---------- 入场动效 ---------- */
.pg-reveal{
  opacity:0;transform:translateY(12px);
  transition:opacity .42s cubic-bezier(.22,.61,.36,1),transform .42s cubic-bezier(.22,.61,.36,1);
  transition-delay:var(--pg-d,0s);
}
.pg-reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .pg-reveal{opacity:1 !important;transform:none !important;transition:none !important;}
  .pg-sticky,.pg-top-btn{transition:none;}
  .pg-split-row:hover .pg-split-media img{transform:none;}
}

/* roulang page: category3 */
:root{
  --pg-deep:#0E3B36;
  --pg-mid:#1C6B5F;
  --pg-amber:#C9722E;
  --pg-amber-l:#E8A662;
  --pg-seal:#A8312B;
  --pg-bg:#F4F1E9;
  --pg-bg-2:#EDE8DC;
  --pg-card:#FFFFFF;
  --pg-ink:#1B1F1E;
  --pg-ink-2:#5A6360;
  --pg-ink-3:#8A928E;
  --pg-line:#E3DED2;
  --pg-border:#E7E2D6;
  --pg-serif:"Noto Serif SC","Songti SC","Source Han Serif SC","SimSun",serif;
  --pg-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --pg-r-sm:6px;
  --pg-r:12px;
  --pg-r-lg:16px;
  --pg-sh-1:0 1px 2px rgba(16,20,19,.05);
  --pg-sh-2:0 12px 32px -12px rgba(16,20,19,.12);
  --pg-side:232px;
  --pg-sec:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--pg-sans);
  font-size:17px;
  line-height:1.9;
  color:var(--pg-ink);
  background:var(--pg-bg);
  padding-bottom:64px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--pg-mid);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--pg-deep);}
button{font:inherit;}
ul,ol{margin:0;}
h1,h2,h3,h4{font-family:var(--pg-serif);font-weight:700;letter-spacing:-.015em;color:var(--pg-ink);line-height:1.34;margin:0;}
:focus-visible{outline:3px solid rgba(28,107,95,.38);outline-offset:2px;border-radius:4px;}
::selection{background:rgba(201,114,46,.22);}

.pg-container{width:100%;max-width:1160px;margin:0 auto;padding:0 24px;}
@media (min-width:1440px){.pg-container{max-width:1320px;}}

/* ---------- 顶部移动条 ---------- */
.pg-topbar{
  position:fixed;top:0;left:0;right:0;height:56px;z-index:1040;
  background:var(--pg-deep);
  display:flex;align-items:center;justify-content:space-between;
  padding:0 16px;
}
.pg-topbar-brand{
  font-family:var(--pg-serif);font-size:18px;font-weight:700;color:#F2EDE3;letter-spacing:.02em;
}
.pg-topbar-brand:hover{color:#fff;}
.pg-burger{
  width:40px;height:40px;border:1px solid rgba(242,237,227,.28);
  border-radius:8px;background:transparent;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:4px;cursor:pointer;
  transition:border-color .18s ease,background .18s ease;
}
.pg-burger:hover{background:rgba(242,237,227,.1);}
.pg-burger span{
  display:block;width:20px;height:2px;background:#F2EDE3;border-radius:2px;
  transition:transform .24s ease,opacity .2s ease;
}
.pg-burger.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.pg-burger.is-open span:nth-child(2){opacity:0;}
.pg-burger.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
@media (min-width:992px){.pg-topbar{display:none;}}

/* ---------- 左侧竖向导航 ---------- */
.pg-sidebar{
  --bs-offcanvas-width:280px;
  --bs-offcanvas-bg:#F4F1E9;
  --bs-offcanvas-color:#1B1F1E;
  --bs-offcanvas-border-width:0;
  background:var(--pg-bg);
  color:var(--pg-ink);
  display:flex;flex-direction:column;
}
.pg-brand{
  display:flex;flex-direction:column;justify-content:center;gap:6px;
  min-height:96px;padding:20px 22px;
  background:var(--pg-deep);color:#F2EDE3;
}
.pg-brand:hover{color:#F2EDE3;}
.pg-brand-mark{display:flex;align-items:flex-end;gap:3px;margin-bottom:6px;}
.pg-brand-mark span{display:block;width:6px;border-radius:2px;background:var(--pg-amber-l);}
.pg-brand-mark span:nth-child(1){height:12px;opacity:.7;}
.pg-brand-mark span:nth-child(2){height:20px;}
.pg-brand-mark span:nth-child(3){height:16px;opacity:.85;}
.pg-brand-text{font-family:var(--pg-serif);font-size:19px;font-weight:700;letter-spacing:.02em;line-height:1.3;}
.pg-brand-sub{font-size:12px;letter-spacing:.08em;color:rgba(242,237,227,.7);}
.pg-nav{list-style:none;padding:16px 0;margin:0;flex:1 1 auto;overflow-y:auto;}
.pg-nav-link{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  height:48px;padding:0 22px;font-size:14px;color:var(--pg-ink-2);
  border-left:3px solid transparent;
  transition:background .18s ease,color .18s ease,border-color .18s ease;
}
.pg-nav-link i{font-size:11px;opacity:0;transform:translateX(-4px);transition:opacity .18s ease,transform .18s ease;}
.pg-nav-link:hover{background:var(--pg-bg-2);color:var(--pg-deep);}
.pg-nav-link:hover i{opacity:.7;transform:none;}
.pg-nav-link.is-active{
  background:var(--pg-bg-2);color:var(--pg-deep);font-weight:600;
  border-left-color:var(--pg-amber);
}
.pg-nav-link.is-active i{opacity:1;transform:none;}
.pg-side-foot{margin-top:auto;padding:20px 22px 26px;border-top:1px solid var(--pg-line);}
.pg-side-foot .pg-btn{width:100%;}
.pg-side-foot p{margin:14px 0 0;font-size:13px;line-height:1.75;color:var(--pg-ink-2);}
.pg-side-foot p strong{display:block;color:var(--pg-ink);font-size:13px;font-weight:600;}

@media (min-width:992px){
  #pgNav.pg-sidebar{
    position:fixed;top:0;left:0;bottom:0;z-index:1030;
    width:208px;
    transform:none !important;
    visibility:visible !important;
    border-right:1px solid var(--pg-line);
    border-left:0;
    overflow-y:auto;
  }
  .offcanvas-backdrop{display:none !important;}
}
@media (min-width:1200px){
  #pgNav.pg-sidebar{width:232px;}
}

/* ---------- 内容区骨架 ---------- */
.pg-page{padding-top:56px;}
@media (min-width:992px){
  .pg-page{padding-top:0;padding-left:208px;}
}
@media (min-width:1200px){
  .pg-page{padding-left:232px;}
}

/* ---------- 按钮 ---------- */
.pg-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--pg-r-sm);
  font-size:15px;font-weight:600;letter-spacing:.02em;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:background .16s ease,color .16s ease,border-color .16s ease,transform .16s ease,box-shadow .16s ease;
}
.pg-btn i{font-size:12px;transition:transform .2s ease;}
.pg-btn:hover i{transform:translateX(3px);}
.pg-btn-primary{background:var(--pg-amber);color:#16100A;}
.pg-btn-primary:hover{background:#B8641F;color:#16100A;transform:translateY(-1px);}
.pg-btn-primary:active{transform:translateY(0);}
.pg-btn-ghost{background:transparent;border-color:var(--pg-deep);color:var(--pg-deep);}
.pg-btn-ghost:hover{background:rgba(14,59,54,.08);color:var(--pg-deep);transform:translateY(-1px);}
.pg-btn-sm{height:40px;padding:0 18px;font-size:14px;}
.pg-btn-on-dark{background:transparent;border-color:rgba(242,237,227,.42);color:#F2EDE3;}
.pg-btn-on-dark:hover{background:rgba(242,237,227,.12);color:#fff;}

/* ---------- 标签 ---------- */
.pg-badge{
  display:inline-block;font-size:12px;letter-spacing:.12em;padding:6px 10px;
  border-radius:4px;background:#F6E7D2;color:#7A4318;
}
.pg-tag{
  display:inline-block;font-size:12px;letter-spacing:.08em;padding:6px 10px;
  border-radius:4px;background:var(--pg-bg-2);color:var(--pg-ink-2);
}

/* ---------- 页头窄幅标题区 ---------- */
.pg-pagehead{
  padding:56px 0 40px;
  border-bottom:1px solid var(--pg-line);
  background:
    radial-gradient(760px 260px at 88% -30%, rgba(28,107,95,.10), transparent 70%),
    var(--pg-bg);
}
.pg-crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--pg-ink-3);margin-bottom:20px;
}
.pg-crumb a{color:var(--pg-ink-3);}
.pg-crumb a:hover{color:var(--pg-mid);}
.pg-crumb span[aria-current]{color:var(--pg-ink-2);}
.pg-pagehead h1{
  font-size:clamp(32px,3.6vw,46px);
  margin:0 0 14px;
  max-width:840px;
}
.pg-lead{
  font-size:17px;color:var(--pg-ink-2);margin:0 0 22px;max-width:720px;line-height:1.8;
}
.pg-meta{
  list-style:none;display:flex;flex-wrap:wrap;gap:0;padding:0;margin:0;
  font-size:13px;color:var(--pg-ink-3);
}
.pg-meta li{position:relative;padding:0 14px;}
.pg-meta li:first-child{padding-left:0;}
.pg-meta li:not(:first-child)::before{
  content:"";position:absolute;left:0;top:50%;width:1px;height:12px;
  background:var(--pg-line);transform:translateY(-50%);
}

/* ---------- 主区网格 ---------- */
.pg-body-grid{
  display:grid;grid-template-columns:220px minmax(0,1fr);
  gap:48px;align-items:start;
  padding:64px 0 0;
}
@media (max-width:991px){
  .pg-body-grid{grid-template-columns:1fr;gap:32px;padding-top:40px;}
}

/* ---------- 目录 ---------- */
.pg-toc{position:sticky;top:40px;}
.pg-toc-title{
  font-size:12px;letter-spacing:.14em;color:var(--pg-ink-3);
  margin:0 0 14px;padding-left:14px;
}
.pg-toc-list{list-style:none;padding:0;margin:0;border-left:2px solid var(--pg-line);}
.pg-toc-list a{
  display:flex;gap:10px;padding:9px 0 9px 14px;margin-left:-2px;
  font-size:14px;color:var(--pg-ink-2);border-left:2px solid transparent;
  transition:color .18s ease,border-color .18s ease,background .18s ease;
}
.pg-toc-list a:hover{color:var(--pg-deep);background:rgba(28,107,95,.05);}
.pg-toc-list a.is-current{color:var(--pg-deep);font-weight:600;border-left-color:var(--pg-amber);}
.pg-toc-num{font-family:var(--pg-serif);font-size:13px;color:var(--pg-amber);line-height:1.9;}
@media (max-width:991px){
  .pg-toc{position:static;}
  .pg-toc-list{display:flex;gap:10px;overflow-x:auto;border-left:0;padding-bottom:6px;}
  .pg-toc-list li{flex:0 0 auto;}
  .pg-toc-list a{
    border:1px solid var(--pg-border);border-radius:999px;background:#fff;
    padding:8px 14px;margin-left:0;white-space:nowrap;font-size:13px;
  }
  .pg-toc-list a.is-current{border-color:var(--pg-amber);background:#FBF3E7;}
}

/* ---------- 长文 ---------- */
.pg-article{max-width:780px;}
.pg-article section{scroll-margin-top:24px;}
.pg-article h2{
  font-size:clamp(24px,2.2vw,30px);
  margin:2.2em 0 .8em;padding-left:14px;border-left:3px solid var(--pg-mid);
}
.pg-article section:first-of-type h2{margin-top:0;}
.pg-article h3{font-size:18px;font-weight:700;margin:1.8em 0 .6em;}
.pg-article p{margin:0 0 1.4em;color:#222725;}
.pg-article ul,.pg-article ol{margin:0 0 1.6em;padding-left:1.25em;}
.pg-article li{margin-bottom:.6em;line-height:1.75;color:#222725;}
.pg-article li::marker{color:var(--pg-amber);font-weight:600;}
.pg-article a{border-bottom:1px solid rgba(28,107,95,.35);}
.pg-article a:hover{border-bottom-color:var(--pg-deep);}
.pg-quote{
  margin:1.8em 0;padding:20px 22px;
  background:#F7F2E6;border-left:3px solid var(--pg-amber-l);
  border-radius:0 8px 8px 0;color:var(--pg-ink-2);font-size:16px;
}
.pg-quote p{margin:0;color:var(--pg-ink-2);}
.pg-figure{margin:2em 0;}
.pg-figure img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:10px;border:1px solid var(--pg-border);}
.pg-figure figcaption{font-size:13px;color:var(--pg-ink-3);text-align:center;margin-top:10px;}

/* ---------- 表格 ---------- */
.pg-table-wrap{
  margin:1.8em 0;overflow-x:auto;background:#fff;
  border:1px solid var(--pg-border);border-radius:var(--pg-r);
  box-shadow:var(--pg-sh-1);
}
.pg-table{width:100%;border-collapse:collapse;min-width:680px;font-size:15px;}
.pg-table th{
  background:#F7F2E6;text-align:left;font-weight:600;font-size:13px;
  letter-spacing:.08em;color:var(--pg-ink-2);
  padding:14px 18px;border-bottom:1px solid var(--pg-border);white-space:nowrap;
}
.pg-table td{
  padding:14px 18px;border-bottom:1px solid var(--pg-line);
  color:var(--pg-ink-2);vertical-align:top;
}
.pg-table tbody tr:last-child td{border-bottom:0;}
.pg-table td:first-child{color:var(--pg-ink);font-weight:600;white-space:nowrap;}
.pg-table tbody tr:hover{background:#FBF9F3;}

/* ---------- 步骤 ---------- */
.pg-steps{list-style:none;margin:1.6em 0 2em;padding:0;display:grid;gap:14px;}
.pg-steps li{
  display:flex;gap:16px;padding:18px 20px;background:#fff;
  border:1px solid var(--pg-border);border-radius:var(--pg-r);box-shadow:var(--pg-sh-1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.pg-steps li:hover{transform:translateY(-2px);border-color:rgba(28,107,95,.32);box-shadow:var(--pg-sh-2);}
.pg-step-num{font-family:var(--pg-serif);font-size:20px;color:var(--pg-amber);line-height:1.3;min-width:34px;}
.pg-step-body strong{display:block;font-size:16px;margin-bottom:4px;color:var(--pg-ink);}
.pg-step-body span{font-size:15px;color:var(--pg-ink-2);line-height:1.75;}

/* ---------- CTA 条 ---------- */
.pg-cta{
  margin:88px 0 0;padding:48px 44px;border-radius:var(--pg-r-lg);
  background:
    radial-gradient(520px 220px at 92% -40%, rgba(232,166,98,.24), transparent 70%),
    var(--pg-deep);
  color:#F2EDE3;
  display:flex;flex-wrap:wrap;gap:28px;align-items:center;justify-content:space-between;
}
.pg-cta h2{color:#F2EDE3;font-size:clamp(22px,2vw,28px);}
.pg-cta p{color:rgba(242,237,227,.74);font-size:15px;margin:10px 0 0;max-width:520px;line-height:1.8;}
.pg-cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- FAQ ---------- */
.pg-faq-block{margin-top:88px;}
.pg-faq-head{display:flex;flex-wrap:wrap;gap:16px;align-items:flex-end;justify-content:space-between;margin-bottom:8px;}
.pg-faq-head h2{font-size:clamp(24px,2.4vw,32px);}
.pg-faq-head p{font-size:14px;color:var(--pg-ink-3);margin:0;}
.pg-faq .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--pg-line);}
.pg-faq .accordion-button{
  position:relative;background:transparent;box-shadow:none;
  color:var(--pg-ink);font-family:var(--pg-sans);font-size:18px;font-weight:600;
  padding:22px 48px 22px 0;line-height:1.6;
}
.pg-faq .accordion-button:not(.collapsed){color:var(--pg-deep);background:transparent;box-shadow:none;}
.pg-faq .accordion-button:focus{box-shadow:none;outline:none;}
.pg-faq .accordion-button::after{
  content:"+";background-image:none;
  position:absolute;right:0;top:50%;
  width:26px;height:26px;display:flex;align-items:center;justify-content:center;
  font-size:20px;font-weight:400;color:var(--pg-amber);
  transform:translateY(-50%);
  transition:transform .24s ease,color .2s ease;
}
.pg-faq .accordion-button:not(.collapsed)::after{content:"−";transform:translateY(-50%) rotate(180deg);}
.pg-faq .accordion-body{
  padding:0 40px 20px 0;font-size:16px;line-height:1.85;color:var(--pg-ink-2);max-width:720px;
}

/* ---------- 页脚 ---------- */
.pg-footer{
  margin-top:96px;background:var(--pg-deep);color:#F2EDE3;
  padding:60px 0 24px;
}
.pg-footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:32px;}
.pg-footer-col h3{
  font-family:var(--pg-sans);font-size:14px;font-weight:600;
  letter-spacing:.1em;color:#fff;margin:0 0 16px;
}
.pg-footer-col ul{list-style:none;padding:0;margin:0;display:grid;gap:10px;}
.pg-footer-col a{color:rgba(242,237,227,.75);font-size:14.5px;}
.pg-footer-col a:hover{color:#fff;}
.pg-footer-col p{color:rgba(242,237,227,.7);font-size:14.5px;line-height:1.9;margin:0;}
.pg-footer-brand-text{font-family:var(--pg-serif);font-size:20px;font-weight:700;color:#F2EDE3;}
.pg-footer-brand p{margin-top:12px;max-width:320px;}
.pg-footer-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
.pg-footer-tags strong,.pg-footer-tags span{
  font-size:12px;font-weight:500;letter-spacing:.06em;
  padding:6px 10px;border-radius:4px;
  border:1px solid rgba(242,237,227,.24);color:rgba(242,237,227,.82);
}
.pg-footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(242,237,227,.16);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:rgba(242,237,227,.55);
}
@media (max-width:991px){.pg-footer-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:575px){.pg-footer-grid{grid-template-columns:1fr;gap:26px;}}

/* ---------- 底部固定转化条 ---------- */
.pg-stickybar{
  position:fixed;left:0;right:0;bottom:0;z-index:1050;
  background:#FBF9F4;border-top:1px solid var(--pg-line);
  box-shadow:0 -6px 24px -12px rgba(16,20,19,.18);
  opacity:0;transform:translateY(8px);pointer-events:none;
  transition:opacity .26s ease,transform .26s ease;
}
.pg-stickybar.is-show{opacity:1;transform:none;pointer-events:auto;}
.pg-stickybar .pg-container{display:flex;align-items:center;justify-content:space-between;gap:16px;height:64px;}
.pg-stickybar p{margin:0;font-size:15px;color:var(--pg-ink-2);}
@media (max-width:575px){
  body{padding-bottom:72px;}
  .pg-stickybar .pg-container{height:72px;gap:10px;}
  .pg-stickybar p{font-size:13px;line-height:1.5;}
  .pg-stickybar .pg-btn{height:42px;padding:0 16px;font-size:14px;}
}

/* ---------- 入场动效 ---------- */
.pg-reveal{opacity:0;transform:translateY(12px);transition:opacity .42s cubic-bezier(.22,.61,.36,1),transform .42s cubic-bezier(.22,.61,.36,1);}
.pg-reveal.is-in{opacity:1;transform:none;}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
  .pg-reveal{opacity:1;transform:none;}
}

@media (max-width:575px){
  body{font-size:16px;}
  .pg-pagehead{padding:40px 0 30px;}
  .pg-cta{padding:32px 22px;margin-top:64px;}
  .pg-faq-block{margin-top:64px;}
  .pg-article p,.pg-article li{font-size:16px;}
  .pg-faq .accordion-button{font-size:16.5px;padding-right:40px;}
  .pg-faq .accordion-body{padding-right:0;}
}