/* roulang page: index */
:root{
  --ink-green:#0E4F46;
  --deep-ink:#0A2E2A;
  --amber:#E4903A;
  --copper:#F2B15C;
  --paper:#FAF9F6;
  --mist:#EFF3F0;
  --sand:#F3EFE7;
  --text:#12211F;
  --text-2:#4A5A57;
  --text-3:#7C8C89;
  --line:#DDE5E1;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --sh-card:0 1px 2px rgba(10,46,42,.06);
  --sh-hover:0 12px 32px -12px rgba(10,46,42,.18);
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.85;
  padding-bottom:0;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer;}
input,textarea,select{font:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid rgba(228,144,58,.55);outline-offset:3px;border-radius:6px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding-left:32px;padding-right:32px;}
.section{padding:96px 0;}
.section--mist{background:var(--mist);}
.section--tight{padding-top:72px;padding-bottom:72px;}
.section-head{max-width:720px;margin-bottom:48px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.12em;color:var(--ink-green);
  text-transform:uppercase;font-weight:600;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--amber);display:block;}
h2.title{
  font-size:32px;line-height:1.3;font-weight:700;letter-spacing:-.01em;
  color:var(--deep-ink);margin-top:14px;
}
h3.subtitle{font-size:21px;line-height:1.5;font-weight:700;color:var(--deep-ink);}
.lead{font-size:16px;line-height:1.9;color:var(--text-2);margin-top:16px;}

/* ===== 导航 ===== */
.site-header{
  position:sticky;top:0;z-index:80;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{
  background:var(--paper);
  border-bottom:1px solid var(--line);
  box-shadow:0 6px 20px -14px rgba(10,46,42,.35);
}
.nav-wrap{
  display:flex;align-items:center;justify-content:space-between;
  min-height:72px;gap:24px;
}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo__mark{
  width:36px;height:36px;border-radius:9px;
  background:var(--ink-green);
  display:flex;align-items:center;justify-content:center;
  color:var(--copper);font-size:15px;font-weight:700;letter-spacing:0;
  box-shadow:inset 0 0 0 1.5px rgba(242,177,92,.45);
}
.logo__text{display:flex;flex-direction:column;line-height:1.15;}
.logo__name{font-size:16px;font-weight:700;color:var(--deep-ink);letter-spacing:-.01em;white-space:nowrap;}
.logo__sub{font-size:11px;color:var(--text-3);letter-spacing:.08em;}

.nav-links{display:flex;align-items:center;gap:28px;}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--text-2);
  padding:8px 6px;border-radius:999px;transition:background .2s ease,color .2s ease;
}
.nav-link:hover{background:rgba(14,79,70,.06);color:var(--ink-green);}
.nav-link.is-active{color:var(--deep-ink);font-weight:600;}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;transform:translateX(-50%);
  bottom:0;width:24px;height:2px;background:var(--amber);border-radius:2px;
}
.nav-cta-gap{display:flex;align-items:center;gap:14px;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;
  transition:transform .18s ease,background .18s ease,box-shadow .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn--primary{
  background:var(--amber);color:var(--deep-ink);
  box-shadow:0 6px 16px -10px rgba(228,144,58,.9);
}
.btn--primary:hover{background:#D07F2A;transform:translateY(-1px);box-shadow:0 12px 26px -12px rgba(228,144,58,.95);}
.btn--primary:active{transform:translateY(1px);}
.btn--ghost{
  background:transparent;border:1.5px solid var(--ink-green);color:var(--ink-green);
}
.btn--ghost:hover{background:rgba(14,79,70,.08);transform:translateY(-1px);}
.btn--ghost:active{transform:translateY(1px);}
.btn--onDark{
  background:var(--amber);color:var(--deep-ink);
}
.btn--onDark:hover{background:#D07F2A;transform:translateY(-1px);}
.btn--sm{height:38px;padding:0 16px;font-size:14px;}

.text-link{
  position:relative;display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--ink-green);
  padding-bottom:2px;
}
.text-link::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;
  background:var(--ink-green);transition:width .25s ease;
}
.text-link:hover::after{width:100%;}

.hamburger{
  display:none;width:44px;height:44px;border-radius:10px;
  align-items:center;justify-content:center;
  border:1px solid var(--line);background:rgba(250,249,246,.9);
}
.hamburger span{display:block;width:18px;height:1.6px;background:var(--deep-ink);border-radius:2px;position:relative;}
.hamburger span::before,.hamburger span::after{
  content:"";position:absolute;left:0;width:18px;height:1.6px;background:var(--deep-ink);border-radius:2px;
}
.hamburger span::before{top:-6px;}
.hamburger span::after{top:6px;}

.drawer-mask{
  position:fixed;inset:0;background:rgba(10,46,42,.45);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:90;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,84vw);
  background:var(--paper);z-index:95;
  transform:translateX(100%);transition:transform .3s ease;
  padding:24px 22px;display:flex;flex-direction:column;gap:8px;
  box-shadow:-16px 0 40px -24px rgba(10,46,42,.5);
}
.drawer.is-open{transform:translateX(0);}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;}
.drawer__close{width:44px;height:44px;border-radius:10px;border:1px solid var(--line);font-size:18px;color:var(--deep-ink);}
.drawer__link{
  padding:14px 12px;border-radius:10px;font-size:16px;font-weight:500;color:var(--text-2);
  border-bottom:1px solid var(--line);
}
.drawer__link.is-active{color:var(--ink-green);font-weight:700;background:rgba(14,79,70,.06);}
.drawer .btn{margin-top:18px;width:100%;}

/* ===== Hero ===== */
.hero{padding:64px 0 88px;position:relative;overflow:hidden;}
.hero__grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;min-height:560px;}
.hero__h1{
  font-size:48px;line-height:1.15;font-weight:700;letter-spacing:-.01em;color:var(--deep-ink);
}
.hero__h1 em{font-style:normal;color:var(--ink-green);}
.hero__sub{font-size:18px;line-height:1.75;color:var(--text-2);margin-top:20px;max-width:30em;}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero__metrics{
  display:flex;align-items:center;gap:22px;margin-top:40px;flex-wrap:wrap;
  padding-top:22px;border-top:1px solid var(--line);
}
.metric{display:flex;align-items:baseline;gap:8px;}
.metric__num{font-size:22px;font-weight:700;color:var(--amber);letter-spacing:-.01em;}
.metric__label{font-size:14px;color:var(--text-2);}
.metric-sep{width:1px;height:18px;background:var(--line);display:block;}

.hero__visual{position:relative;}
.hero__visual::before{
  content:"";position:absolute;right:-26px;top:-22px;width:160px;height:160px;
  background:var(--sand);border-radius:18px;transform:rotate(8deg);z-index:0;
}
.hero__img{
  position:relative;z-index:1;width:100%;aspect-ratio:16/13;object-fit:cover;
  border-radius:var(--r-img);box-shadow:var(--sh-hover);
}
.hero__tag{
  position:absolute;left:-12px;bottom:26px;z-index:2;
  background:var(--paper);border:1px solid var(--line);border-radius:12px;
  padding:14px 18px;box-shadow:var(--sh-card);display:flex;align-items:center;gap:12px;
}
.hero__tag strong{display:block;font-size:15px;color:var(--deep-ink);}
.hero__tag span{font-size:13px;color:var(--text-3);}

/* ===== 卖点三连（非等宽） ===== */
.pillars{display:grid;grid-template-columns:1.2fr 1fr 1fr;}
.pillar{padding:8px 32px;border-left:1px solid rgba(14,79,70,.14);}
.pillar:first-child{padding-left:0;border-left:0;}
.pillar:last-child{padding-right:0;}
.pillar__num{font-size:24px;font-weight:700;color:var(--amber);letter-spacing:-.01em;}
.pillar h3{margin-top:12px;}
.pillar p{font-size:15px;line-height:1.8;color:var(--text-2);margin-top:12px;}
.pillar .text-link{margin-top:18px;}

/* ===== 场景演示 ===== */
.scene{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;padding:56px 0;border-bottom:1px solid var(--line);}
.scene:first-child{padding-top:8px;}
.scene:last-child{border-bottom:0;padding-bottom:8px;}
.scene--reverse .scene__media{order:2;}
.scene--reverse .scene__body{order:1;}
.scene__media img{
  width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-img);box-shadow:var(--sh-card);
}
.tag-pill{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;
  border-radius:999px;background:var(--sand);color:var(--ink-green);
  font-size:13px;font-weight:600;letter-spacing:.02em;
}
.scene__body h3{margin-top:16px;}
.scene__body p{font-size:15px;line-height:1.85;color:var(--text-2);margin-top:12px;}
.scene__list{margin-top:18px;display:flex;flex-direction:column;gap:10px;}
.scene__list li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--text-2);}
.scene__list svg{flex-shrink:0;margin-top:5px;}
.scene__body .text-link{margin-top:20px;}

/* ===== 资讯卡 ===== */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.post-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.post-card:hover{
  transform:translateY(-3px);border-color:rgba(14,79,70,.3);box-shadow:var(--sh-hover);
}
.post-card__media{display:block;overflow:hidden;aspect-ratio:16/9;background:var(--mist);}
.post-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.post-card:hover .post-card__media img{transform:scale(1.03);}
.post-card__body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:12px;flex:1;}
.badge{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:999px;background:var(--sand);color:var(--ink-green);
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.post-card__title{
  font-size:17px;line-height:1.55;font-weight:700;color:var(--deep-ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card__sum{
  font-size:14px;line-height:1.75;color:var(--text-3);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card__foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3);
}
.empty-state{
  grid-column:1/-1;background:#fff;border:1px dashed var(--line);border-radius:var(--r-card);
  padding:48px 24px;text-align:center;
}
.empty-state p{color:var(--text-2);font-size:15px;margin-bottom:16px;}

/* ===== 社会认同 ===== */
.proof{display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:start;}
.proof__list{display:flex;flex-direction:column;}
.proof__item{
  display:grid;grid-template-columns:56px 1fr;gap:20px;
  padding:24px 0;border-bottom:1px solid rgba(10,46,42,.14);
}
.proof__item:first-child{padding-top:0;}
.proof__item:last-child{border-bottom:0;padding-bottom:0;}
.proof__idx{font-size:15px;font-weight:700;color:var(--amber);letter-spacing:.06em;padding-top:4px;}
.proof__item h3{font-size:18px;color:var(--deep-ink);}
.proof__item p{font-size:14px;line-height:1.8;color:var(--text-2);margin-top:8px;}
.proof__panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:32px;box-shadow:var(--sh-card);
}
.proof__panel h3{font-size:20px;color:var(--deep-ink);}
.stat-row{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:24px;}
.stat{
  background:var(--mist);border-radius:12px;padding:18px 18px;
}
.stat__num{font-size:26px;font-weight:700;color:var(--ink-green);letter-spacing:-.01em;}
.stat__label{font-size:13px;color:var(--text-2);margin-top:6px;}
.mini-note{font-size:13px;color:var(--text-3);margin-top:20px;line-height:1.8;}

/* ===== FAQ ===== */
.faq{max-width:860px;margin:0 auto;}
.faq__item{border-bottom:1px solid var(--line);}
.faq__item:first-child{border-top:1px solid var(--line);}
.faq__btn{
  width:100%;display:flex;align-items:flex-start;gap:16px;
  padding:24px 0;text-align:left;
}
.faq__q{
  flex-shrink:0;width:26px;font-size:15px;font-weight:700;color:var(--amber);line-height:1.9;
}
.faq__title{flex:1;font-size:17px;font-weight:600;color:var(--deep-ink);line-height:1.7;}
.faq__icon{
  flex-shrink:0;width:22px;height:22px;border-radius:50%;
  border:1px solid var(--line);position:relative;margin-top:4px;
  transition:background .2s ease,border-color .2s ease;
}
.faq__icon::before,.faq__icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--ink-green);
  transform:translate(-50%,-50%);
}
.faq__icon::before{width:10px;height:1.6px;}
.faq__icon::after{width:1.6px;height:10px;transition:opacity .2s ease;}
.faq__item.is-open .faq__icon{background:var(--sand);border-color:rgba(228,144,58,.5);}
.faq__item.is-open .faq__icon::after{opacity:0;}
.faq__panel{
  max-height:0;overflow:hidden;transition:max-height .24s ease;
}
.faq__panel-inner{padding:0 0 26px 42px;font-size:15px;line-height:1.9;color:var(--text-2);}

/* ===== 底部 CTA ===== */
.cta-band{
  background:var(--deep-ink);color:var(--sand);
  padding:72px 0;
}
.cta-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;}
.cta-grid h2{font-size:30px;line-height:1.35;font-weight:700;color:#fff;}
.cta-grid p{font-size:15px;line-height:1.9;color:rgba(243,239,231,.78);margin-top:16px;max-width:32em;}
.cta-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.cta-points span{
  font-size:13px;color:var(--copper);border:1px solid rgba(242,177,92,.4);
  border-radius:999px;padding:6px 14px;
}
.form-card{
  background:rgba(250,249,246,.06);border:1px solid rgba(242,177,92,.24);
  border-radius:var(--r-card);padding:28px;
}
.form-row{margin-bottom:16px;}
.form-row label{display:block;font-size:13px;color:rgba(243,239,231,.75);margin-bottom:8px;}
.input{
  width:100%;height:44px;border-radius:var(--r-btn);
  border:1px solid var(--line);background:var(--paper);color:var(--text);
  padding:0 14px;transition:border-color .2s ease,box-shadow .2s ease;
}
textarea.input{height:96px;padding:12px 14px;line-height:1.7;resize:vertical;}
.input::placeholder{color:#A8B4B1;}
.input:focus{
  outline:none;border-color:var(--ink-green);box-shadow:0 0 0 2px rgba(14,79,70,.18);
}
.form-hint{font-size:12px;color:rgba(243,239,231,.55);margin-top:12px;line-height:1.7;}
.form-note{font-size:13px;color:var(--copper);margin-top:12px;display:none;}
.form-note.is-show{display:block;}

/* ===== 页脚 ===== */
.site-footer{background:var(--deep-ink);color:var(--sand);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1.2fr;gap:48px;}
.footer-brand .logo__mark{background:rgba(242,177,92,.14);color:var(--copper);box-shadow:inset 0 0 0 1.5px rgba(242,177,92,.5);}
.footer-brand .logo__name{color:#fff;}
.footer-brand .logo__sub{color:rgba(243,239,231,.55);}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(243,239,231,.7);margin-top:18px;max-width:26em;}
.footer-contact{font-size:13px;color:rgba(243,239,231,.62);margin-top:16px;line-height:1.9;}
.footer-title{
  font-size:14px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;
  color:rgba(243,239,231,.5);margin-bottom:18px;
}
.footer-links{display:flex;flex-direction:column;gap:12px;}
.footer-links a{font-size:14px;color:rgba(243,239,231,.82);transition:color .2s ease;}
.footer-links a:hover{color:var(--amber);}
.footer-form .input{background:rgba(250,249,246,.08);border-color:rgba(242,177,92,.22);color:#fff;}
.footer-form .input::placeholder{color:rgba(243,239,231,.42);}
.footer-form .input:focus{border-color:var(--copper);box-shadow:0 0 0 2px rgba(242,177,92,.2);}
.footer-form .btn{margin-top:14px;width:100%;}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(243,239,231,.14);
  padding:22px 0;display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(243,239,231,.55);
}
.footer-bottom a{color:rgba(243,239,231,.7);}
.footer-bottom a:hover{color:var(--amber);}

/* ===== 底部固定转化条 ===== */
.convert-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:70;
  height:56px;background:var(--deep-ink);
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;padding:0 20px;
  transform:translateY(100%);transition:transform .3s ease;
  padding-bottom:env(safe-area-inset-bottom);
}
.convert-bar.is-show{transform:translateY(0);}
.convert-bar__text{font-size:13px;color:rgba(243,239,231,.86);}
.convert-bar__actions{display:flex;align-items:center;gap:10px;}
.convert-bar__close{
  width:32px;height:32px;border-radius:8px;color:rgba(243,239,231,.7);
  border:1px solid rgba(243,239,231,.2);font-size:15px;line-height:1;
}
.convert-bar__close:hover{color:#fff;border-color:rgba(243,239,231,.5);}

/* ===== 响应式 ===== */
@media (max-width:1024px){
  .nav-links{display:none;}
  .nav-cta-gap .btn{display:none;}
  .hamburger{display:flex;}
  .hero__grid{grid-template-columns:1fr;gap:40px;min-height:auto;}
  .hero__h1{font-size:38px;}
  .pillars{grid-template-columns:1fr;}
  .pillar{padding:24px 0;border-left:0;border-top:1px solid rgba(14,79,70,.14);}
  .pillar:first-child{border-top:0;padding-top:0;}
  .scene{grid-template-columns:1fr;gap:28px;padding:40px 0;}
  .scene--reverse .scene__media{order:0;}
  .scene--reverse .scene__body{order:0;}
  .post-grid{grid-template-columns:repeat(2,1fr);}
  .proof{grid-template-columns:1fr;gap:36px;}
  .cta-grid{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:768px){
  .container{padding-left:20px;padding-right:20px;}
  .section{padding:60px 0;}
  .hero{padding:36px 0 60px;}
  .hero__h1{font-size:32px;}
  .hero__sub{font-size:16px;margin-top:16px;}
  h2.title{font-size:25px;}
  .cta-grid h2{font-size:24px;}
  .hero__tag{left:12px;bottom:12px;}
  .post-grid{grid-template-columns:1fr;}
  .stat-row{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  body{padding-bottom:64px;}
  .faq__panel-inner{padding-left:0;}
}
@media (max-width:520px){
  .hero__h1{font-size:30px;}
  .hero__metrics{gap:14px;}
  .metric__num{font-size:19px;}
  .hero__cta .btn{width:100%;}
  .convert-bar__text{font-size:12px;}
}

/* roulang page: article */
:root{
  --ink:#0E4F46;
  --ink-deep:#0A2E2A;
  --amber:#E4903A;
  --amber-light:#F2B15C;
  --amber-dark:#D07F2A;
  --paper:#FAF9F6;
  --mist:#EFF3F0;
  --sand:#F3EFE7;
  --text:#12211F;
  --text-2:#4A5A57;
  --text-3:#7C8C89;
  --line:#DDE5E1;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-card:0 1px 2px rgba(10,46,42,.06);
  --sh-hover:0 12px 32px -12px rgba(10,46,42,.18);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit}
ul,ol{margin:0;padding:0}
h1,h2,h3,h4,p{margin:0}
svg{display:block}

.container{max-width:var(--container);margin:0 auto;padding:0 32px;width:100%}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.site-header.is-scrolled{
  background:rgba(250,249,246,.96);
  border-bottom-color:var(--line);
  box-shadow:0 1px 2px rgba(10,46,42,.06);
  backdrop-filter:saturate(1.2) blur(8px);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;min-height:74px;
}
.logo{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto}
.logo__mark{
  width:38px;height:38px;border-radius:10px;flex:0 0 auto;
  background:var(--ink);color:var(--sand);
  display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:700;letter-spacing:.02em;
}
.logo__text{display:flex;flex-direction:column;line-height:1.25}
.logo__name{font-size:16px;font-weight:700;color:var(--ink-deep);letter-spacing:-.01em}
.logo__sub{font-size:12px;color:var(--text-3)}

.nav-links{display:flex;align-items:center;gap:28px}
.nav-link{
  position:relative;
  font-size:15px;font-weight:500;color:var(--text-2);
  padding:8px 10px;border-radius:8px;
  transition:background .2s ease,color .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:1px;
  width:24px;height:2px;border-radius:2px;background:var(--amber);
  transform:translateX(-50%) scaleX(0);
  transition:transform .25s ease;
}
.nav-link:hover{background:rgba(14,79,70,.06);color:var(--ink)}
.nav-link.is-active{color:var(--ink);font-weight:600}
.nav-link.is-active::after{transform:translateX(-50%) scaleX(1)}
.nav-link:focus-visible{outline:2px solid rgba(228,144,58,.55);outline-offset:2px}

.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;padding:0;
  border:1px solid var(--line);border-radius:10px;background:transparent;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
  cursor:pointer;transition:background .2s ease,border-color .2s ease;
}
.nav-toggle span{display:block;width:18px;height:1.6px;border-radius:2px;background:var(--ink-deep);transition:transform .25s ease,opacity .2s ease}
.nav-toggle:hover{background:rgba(14,79,70,.06);border-color:rgba(14,79,70,.25)}
.nav-toggle:focus-visible{outline:2px solid rgba(228,144,58,.55);outline-offset:2px}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6.6px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6.6px) rotate(-45deg)}

/* ---------- 移动端抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;z-index:90;background:rgba(10,46,42,.45);
  opacity:0;transition:opacity .28s ease;
}
.drawer-mask.is-visible{opacity:1}
.mobile-drawer{
  position:fixed;top:0;right:0;z-index:100;
  width:min(320px,86vw);height:100%;
  background:var(--paper);
  padding:24px 22px 32px;
  display:flex;flex-direction:column;gap:6px;
  transform:translateX(100%);
  transition:transform .28s ease;
  box-shadow:-12px 0 32px -16px rgba(10,46,42,.35);
  overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0)}
.mobile-drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.mobile-drawer__title{font-size:13px;letter-spacing:.1em;color:var(--text-3);font-weight:600}
.mobile-drawer__close{
  width:36px;height:36px;border-radius:10px;border:1px solid var(--line);
  background:transparent;display:flex;align-items:center;justify-content:center;
  cursor:pointer;color:var(--ink-deep);transition:background .2s ease;
}
.mobile-drawer__close:hover{background:rgba(14,79,70,.06)}
.mobile-drawer .nav-link{
  display:block;font-size:16px;padding:13px 12px;border-radius:10px;
  border-bottom:1px solid var(--line);
}
.mobile-drawer .nav-link::after{display:none}
.mobile-drawer .nav-link.is-active{background:rgba(228,144,58,.12);color:var(--ink-deep)}
.mobile-drawer .btn{margin-top:20px;width:100%}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;
  min-height:44px;padding:12px 22px;
  border:1.5px solid transparent;border-radius:var(--r-btn);
  cursor:pointer;transition:transform .18s ease,background .18s ease,box-shadow .18s ease,color .18s ease,border-color .18s ease;
}
.btn--primary{background:var(--amber);color:var(--ink-deep);box-shadow:0 1px 2px rgba(10,46,42,.08)}
.btn--primary:hover{background:var(--amber-dark);transform:translateY(-1px);box-shadow:0 8px 20px -8px rgba(228,144,58,.7)}
.btn--primary:active{transform:translateY(1px);box-shadow:0 1px 2px rgba(10,46,42,.1)}
.btn--ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn--ghost:hover{background:rgba(14,79,70,.08);transform:translateY(-1px)}
.btn--ghost:active{transform:translateY(1px)}
.btn--onDark{background:var(--amber);color:var(--ink-deep)}
.btn--onDark:hover{background:var(--amber-dark)}
.btn--sm{min-height:40px;padding:10px 16px;font-size:14px}
.btn:focus-visible{outline:none;box-shadow:0 0 0 2px var(--paper),0 0 0 4px rgba(228,144,58,.45)}

.link-more{
  position:relative;display:inline-block;
  font-size:14px;font-weight:600;color:var(--ink);
  padding-bottom:2px;
}
.link-more::after{
  content:"";position:absolute;left:0;bottom:0;width:100%;height:1px;
  background:currentColor;transform:scaleX(0);transform-origin:left;
  transition:transform .28s ease;
}
.link-more:hover::after{transform:scaleX(1)}
.link-more:focus-visible{outline:2px solid rgba(228,144,58,.55);outline-offset:3px;border-radius:3px}

/* ---------- 文章头部 ---------- */
.article-hero{padding:52px 0 20px;position:relative}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:14px;color:var(--text-3);
}
.breadcrumb a{color:var(--text-3);transition:color .2s ease}
.breadcrumb a:hover{color:var(--ink)}
.breadcrumb .crumb-sep{color:#B8C4C1}
.breadcrumb .crumb-current{
  color:var(--text-2);max-width:52ch;overflow:hidden;text-overflow:ellipsis;
  white-space:nowrap;display:inline-block;vertical-align:bottom;
}
.article-title{
  font-size:clamp(30px,3.6vw,44px);
  line-height:1.2;font-weight:700;letter-spacing:-.01em;
  color:var(--ink-deep);
  margin:20px 0 20px;max-width:940px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  font-size:13px;color:var(--text-3);
  padding-bottom:8px;
}
.badge-cat{
  display:inline-flex;align-items:center;
  background:var(--sand);color:var(--ink);
  border-radius:var(--r-pill);
  padding:5px 14px;font-size:13px;font-weight:600;
  transition:background .2s ease;
}
a.badge-cat:hover{background:var(--amber-light)}
.meta-item{display:inline-flex;align-items:center;gap:6px}
.meta-dot{width:4px;height:4px;border-radius:50%;background:#C6D0CD}
.article-cover{margin:30px 0 0;border-radius:var(--r-img);overflow:hidden;background:var(--mist)}
.article-cover img{width:100%;height:clamp(200px,32vw,380px);object-fit:cover}

/* ---------- 正文 ---------- */
.article-shell{padding:40px 0 88px}
.article-body{
  max-width:780px;margin:0 auto;
  font-size:16px;line-height:1.9;color:var(--text);
}
.article-body > *:first-child{margin-top:0}
.article-body h2{
  font-size:28px;line-height:1.35;font-weight:700;color:var(--ink-deep);
  margin:48px 0 18px;padding-left:16px;border-left:4px solid var(--amber);
  letter-spacing:-.005em;
}
.article-body h3{font-size:21px;line-height:1.5;font-weight:700;color:var(--ink);margin:36px 0 14px}
.article-body h4{font-size:17px;font-weight:700;color:var(--ink-deep);margin:28px 0 12px}
.article-body p{margin:0 0 18px}
.article-body strong{color:var(--ink-deep);font-weight:700}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:24px}
.article-body li{margin:0 0 10px}
.article-body ul li::marker{color:var(--amber)}
.article-body ol li::marker{color:var(--amber);font-weight:600}
.article-body a{color:var(--ink);text-decoration:underline;text-decoration-color:rgba(14,79,70,.35);text-underline-offset:3px}
.article-body a:hover{text-decoration-color:var(--amber)}
.article-body blockquote{
  margin:26px 0;padding:18px 24px;
  background:var(--mist);
  border-left:3px solid var(--amber);
  border-radius:0 12px 12px 0;
  color:var(--text-2);font-size:15.5px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{width:auto;max-width:100%;height:auto;border-radius:var(--r-img);margin:26px auto;background:var(--mist)}
.article-body figure{margin:26px 0}
.article-body figcaption{text-align:center;font-size:13px;color:var(--text-3);margin-top:10px}
.article-body hr{border:0;border-top:1px solid var(--line);margin:40px 0}
.article-body table{width:100%;border-collapse:collapse;margin:26px 0;font-size:15px}
.article-body th,.article-body td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line)}
.article-body th{background:var(--mist);color:var(--ink-deep);font-weight:600}
.article-body tbody tr:nth-child(even){background:#FCFCFA}

.empty-state{
  text-align:center;padding:56px 24px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  color:var(--text-2);
}
.empty-state p{font-size:17px;font-weight:600;color:var(--ink-deep);margin-bottom:16px}

/* ---------- 登录前确认清单 ---------- */
.checklist{
  max-width:780px;margin:44px auto 0;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:30px 32px;box-shadow:var(--sh-card);
}
.checklist__title{
  font-size:20px;font-weight:700;color:var(--ink-deep);
  margin-bottom:18px;display:flex;align-items:center;gap:10px;
}
.checklist__list{list-style:none;counter-reset:chk}
.checklist__list li{
  counter-increment:chk;
  position:relative;padding-left:44px;margin-bottom:16px;
  color:var(--text-2);font-size:15.5px;line-height:1.8;
}
.checklist__list li:last-child{margin-bottom:0}
.checklist__list li::before{
  content:counter(chk,decimal-leading-zero);
  position:absolute;left:0;top:2px;
  font-size:14px;font-weight:700;color:var(--amber);
  width:30px;height:30px;border-radius:9px;
  background:var(--sand);display:flex;align-items:center;justify-content:center;
}
.checklist__list strong{color:var(--ink-deep)}

/* ---------- 相关阅读 ---------- */
.section{padding:88px 0}
.section--mist{background:var(--mist)}
.section-head{margin-bottom:36px;max-width:720px}
.section-eyebrow{
  display:inline-block;font-size:13px;font-weight:600;letter-spacing:.12em;
  color:var(--amber);margin-bottom:12px;
}
.section-title{font-size:clamp(24px,2.6vw,32px);line-height:1.3;font-weight:700;color:var(--ink-deep);letter-spacing:-.01em}
.section-desc{margin-top:12px;font-size:15px;color:var(--text-2)}

.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.post-card{
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-card);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.post-card:hover{transform:translateY(-3px);border-color:rgba(14,79,70,.3);box-shadow:var(--sh-hover)}
.post-card__media{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--mist)}
.post-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.post-card:hover .post-card__media img{transform:scale(1.03)}
.post-card__body{display:flex;flex-direction:column;gap:12px;padding:20px;flex:1}
.post-card__badge{
  align-self:flex-start;
  background:var(--sand);color:var(--ink);
  border-radius:var(--r-pill);padding:4px 12px;font-size:12px;font-weight:600;
}
.post-card__title{
  font-size:17px;line-height:1.5;font-weight:700;color:var(--ink-deep);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card__title a{transition:color .2s ease}
.post-card__title a:hover{color:var(--ink)}
.post-card__desc{
  font-size:14px;line-height:1.75;color:var(--text-3);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card__foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  gap:12px;padding-top:14px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}

/* ---------- 返回入口 ---------- */
.back-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:18px;
  margin-top:44px;
}

/* ---------- 底部 CTA ---------- */
.cta-band{background:var(--ink-deep);color:var(--sand);padding:68px 0}
.cta-band__inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px}
.cta-band h2{font-size:clamp(24px,2.6vw,32px);line-height:1.3;font-weight:700;color:#fff;letter-spacing:-.01em}
.cta-band p{margin-top:10px;font-size:15px;color:rgba(243,239,231,.78);max-width:52ch}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-deep);color:var(--sand);padding:72px 0 0;font-size:14px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1.4fr;gap:48px}
.footer-brand .logo__mark{background:var(--sand);color:var(--ink-deep)}
.footer-brand .logo__name{color:#fff}
.footer-brand .logo__sub{color:rgba(243,239,231,.6)}
.footer-desc{margin:18px 0 14px;font-size:14px;line-height:1.8;color:rgba(243,239,231,.72);max-width:34ch}
.footer-contact{font-size:13.5px;line-height:1.9;color:rgba(243,239,231,.62)}
.footer-title{
  font-size:14px;font-weight:600;letter-spacing:.1em;
  color:#fff;margin-bottom:18px;
}
.footer-links{display:flex;flex-direction:column;gap:12px}
.footer-links a{font-size:14px;color:rgba(243,239,231,.75);transition:color .2s ease}
.footer-links a:hover{color:var(--amber-light)}
.footer-form .input{margin-bottom:12px}
.form-note{font-size:13px;color:rgba(243,239,231,.55);margin-top:10px}
.form-note.is-warn{color:var(--amber-light)}
.footer-bottom{
  margin-top:56px;padding:22px 0 26px;
  border-top:1px solid rgba(243,239,231,.16);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:rgba(243,239,231,.6);
}
.footer-bottom a{color:rgba(243,239,231,.8);transition:color .2s ease}
.footer-bottom a:hover{color:var(--amber-light)}

/* ---------- 底部固定转化条 ---------- */
.bottom-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:80;
  background:var(--ink-deep);color:var(--sand);
  transform:translateY(110%);
  transition:transform .32s ease;
  padding-bottom:env(safe-area-inset-bottom);
  box-shadow:0 -8px 24px -18px rgba(10,46,42,.7);
}
.bottom-bar.is-visible{transform:translateY(0)}
.bottom-bar.is-hidden{display:none}
.bottom-bar__inner{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;
}
.bottom-bar__text{font-size:14px;color:rgba(243,239,231,.9);display:flex;align-items:center;gap:10px}
.bottom-bar__dot{width:8px;height:8px;border-radius:50%;background:var(--amber);flex:0 0 auto}
.bottom-bar__actions{display:flex;align-items:center;gap:10px}
.bottom-bar__close{
  width:32px;height:32px;border-radius:8px;border:0;background:rgba(243,239,231,.1);
  color:var(--sand);display:flex;align-items:center;justify-content:center;cursor:pointer;
  transition:background .2s ease;
}
.bottom-bar__close:hover{background:rgba(243,239,231,.2)}
.bottom-bar__close:focus-visible{outline:2px solid rgba(228,144,58,.6);outline-offset:2px}

/* ---------- 响应式 ---------- */
@media (max-width:1280px){
  .container{padding:0 28px}
}
@media (max-width:1023px){
  .nav-links{display:none}
  .nav-toggle{display:flex}
  .header-actions .btn{display:none}
  .header-inner{min-height:66px}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:40px}
  .footer-brand{grid-column:1 / -1}
  .section{padding:72px 0}
}
@media (max-width:767px){
  .container{padding:0 20px}
  body{padding-bottom:calc(56px + env(safe-area-inset-bottom))}
  .article-hero{padding:34px 0 12px}
  .article-title{margin:16px 0 16px;font-size:30px}
  .article-shell{padding:26px 0 64px}
  .article-body{font-size:16px;line-height:1.9}
  .article-body h2{font-size:24px;margin:38px 0 16px;padding-left:12px;border-left-width:3px}
  .article-body h3{font-size:19px;margin:30px 0 12px}
  .checklist{padding:24px 20px;margin-top:34px}
  .checklist__title{font-size:18px}
  .section{padding:58px 0}
  .card-grid{grid-template-columns:1fr;gap:18px}
  .cta-band{padding:52px 0}
  .cta-band__inner{flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr;gap:34px}
  .footer-bottom{margin-top:40px;flex-direction:column;align-items:flex-start}
  .bottom-bar__text{font-size:13px}
  .bottom-bar__inner{gap:10px}
  .bottom-bar__inner .btn{min-height:36px;padding:8px 14px}
}
@media (max-width:520px){
  .article-title{font-size:27px}
  .article-meta{gap:10px}
  .breadcrumb .crumb-current{max-width:30ch}
  .cta-band__inner .btn{width:100%}
}

/* roulang page: category1 */
:root{
    --ink:#0E4F46;
    --ink-deep:#0A2E2A;
    --amber:#E4903A;
    --amber-lt:#F2B15C;
    --amber-dk:#D07F2A;
    --bg:#FAF9F6;
    --bg-alt:#EFF3F0;
    --sand:#F3EFE7;
    --text:#12211F;
    --text-2:#4A5A57;
    --text-3:#7C8C89;
    --line:#DDE5E1;
    --r-card:14px;
    --r-img:12px;
    --r-btn:10px;
    --r-pill:999px;
    --r-input:10px;
    --sh-card:0 1px 2px rgba(10,46,42,.06);
    --sh-hover:0 12px 32px -12px rgba(10,46,42,.18);
    --sec:96px;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
    background:var(--bg);
    color:var(--text);
    font-size:16px;
    line-height:1.85;
    overflow-x:hidden;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;}
  button{font:inherit;cursor:pointer;}
  ul,ol{margin:0;padding:0;list-style:none;}
  h1,h2,h3,h4,p{margin:0;}
  :focus-visible{outline:2px solid rgba(228,144,58,.55);outline-offset:3px;border-radius:4px;}

  .container{
    width:100%;
    max-width:1200px;
    margin:0 auto;
    padding:0 32px;
  }

  /* ============ 通用组件 ============ */
  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    height:46px;
    padding:0 24px;
    border-radius:var(--r-btn);
    border:1.5px solid transparent;
    font-size:15px;
    font-weight:600;
    letter-spacing:.01em;
    transition:background-color .22s ease, color .22s ease, border-color .22s ease, transform .18s ease, box-shadow .22s ease;
    white-space:nowrap;
  }
  .btn--primary{
    background:var(--amber);
    color:var(--ink-deep);
    box-shadow:0 1px 2px rgba(10,46,42,.08);
  }
  .btn--primary:hover{background:var(--amber-dk);transform:translateY(-1px);box-shadow:0 10px 24px -12px rgba(212,127,42,.7);}
  .btn--primary:active{transform:translateY(1px);}
  .btn--ghost{
    background:transparent;
    border-color:var(--ink);
    color:var(--ink);
  }
  .btn--ghost:hover{background:rgba(14,79,70,.08);transform:translateY(-1px);}
  .btn--ghost:active{transform:translateY(1px);}
  .btn--onDark{
    background:var(--amber-lt);
    color:var(--ink-deep);
    width:100%;
  }
  .btn--onDark:hover{background:var(--amber);transform:translateY(-1px);}
  .btn--sm{height:42px;padding:0 18px;font-size:14px;}

  .link-arrow{
    position:relative;
    display:inline-flex;
    align-items:center;
    gap:6px;
    font-size:14px;
    font-weight:600;
    color:var(--ink);
  }
  .link-arrow::after{
    content:"";
    position:absolute;
    left:0;
    bottom:-3px;
    height:1px;
    width:0;
    background:var(--amber);
    transition:width .26s ease;
  }
  .link-arrow:hover::after{width:100%;}
  .link-arrow svg{transition:transform .22s ease;}
  .link-arrow:hover svg{transform:translateX(3px);}

  .pill{
    display:inline-flex;
    align-items:center;
    gap:6px;
    padding:6px 14px;
    border-radius:var(--r-pill);
    background:var(--sand);
    color:var(--ink);
    font-size:13px;
    font-weight:600;
    letter-spacing:.02em;
  }
  .pill--line{background:transparent;border:1px solid var(--line);color:var(--text-2);font-weight:500;}

  .section{padding:var(--sec) 0;}
  .section--alt{background:var(--bg-alt);}
  .section-head{max-width:760px;margin-bottom:48px;}
  .section-head h2{
    font-size:clamp(24px,2.6vw,33px);
    line-height:1.3;
    font-weight:700;
    letter-spacing:-.01em;
    margin-bottom:16px;
    color:var(--text);
  }
  .section-head p{color:var(--text-2);font-size:16px;}
  .eyebrow{
    display:inline-block;
    font-size:13px;
    font-weight:700;
    letter-spacing:.16em;
    color:var(--amber-dk);
    margin-bottom:14px;
  }

  /* ============ 导航 ============ */
  .site-header{
    position:sticky;
    top:0;
    z-index:70;
    background:transparent;
    transition:background-color .25s ease, box-shadow .25s ease, border-color .25s ease;
    border-bottom:1px solid transparent;
  }
  .site-header.is-scrolled{
    background:rgba(250,249,246,.96);
    border-bottom-color:var(--line);
    box-shadow:0 1px 2px rgba(10,46,42,.06);
    backdrop-filter:saturate(140%) blur(6px);
  }
  .nav-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:24px;
    min-height:78px;
  }
  .logo{display:inline-flex;align-items:center;gap:12px;}
  .logo__mark{
    width:38px;height:38px;
    flex:0 0 38px;
    display:grid;place-items:center;
    background:var(--ink);
    color:var(--sand);
    border-radius:9px;
    font-size:17px;
    font-weight:700;
    letter-spacing:.02em;
    box-shadow:inset 0 0 0 1px rgba(243,239,231,.24);
  }
  .logo__text{display:flex;flex-direction:column;line-height:1.2;}
  .logo__name{font-size:16px;font-weight:700;letter-spacing:-.01em;color:var(--text);}
  .logo__sub{font-size:11px;letter-spacing:.18em;color:var(--text-3);}

  .nav-links{display:flex;align-items:center;gap:6px;}
  .nav-link{
    position:relative;
    padding:9px 12px;
    border-radius:var(--r-pill);
    font-size:15px;
    font-weight:500;
    color:var(--text-2);
    transition:background-color .2s ease, color .2s ease;
  }
  .nav-link:hover{background:rgba(14,79,70,.06);color:var(--ink);}
  .nav-link.is-active{color:var(--ink);font-weight:600;}
  .nav-link.is-active::after{
    content:"";
    position:absolute;
    left:50%;
    bottom:0;
    transform:translateX(-50%);
    width:24px;
    height:2px;
    border-radius:2px;
    background:var(--amber);
  }
  .nav-cta{margin-left:12px;}

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

  .drawer-mask{
    position:fixed;inset:0;background:rgba(10,46,42,.45);
    opacity:0;visibility:hidden;transition:opacity .28s ease, visibility .28s ease;z-index:80;
  }
  .drawer{
    position:fixed;top:0;right:0;height:100%;width:min(320px,86vw);
    background:var(--bg);
    border-left:1px solid var(--line);
    transform:translateX(102%);
    transition:transform .32s cubic-bezier(.32,.72,.24,1);
    z-index:90;
    padding:24px 22px calc(28px + env(safe-area-inset-bottom));
    display:flex;flex-direction:column;gap:8px;
    overflow-y:auto;
  }
  .drawer.is-open{transform:translateX(0);}
  .drawer-mask.is-open{opacity:1;visibility:visible;}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--line);margin-bottom:12px;}
  .drawer-close{
    width:40px;height:40px;border-radius:var(--r-btn);border:1px solid var(--line);background:#fff;
    display:grid;place-items:center;color:var(--ink);
  }
  .drawer a.drawer-link{
    padding:13px 12px;border-radius:var(--r-btn);font-size:16px;font-weight:500;color:var(--text-2);
  }
  .drawer a.drawer-link.is-active{background:rgba(14,79,70,.08);color:var(--ink);font-weight:600;}
  .drawer a.drawer-link:hover{background:rgba(14,79,70,.06);color:var(--ink);}
  .drawer-cta{margin-top:14px;}

  /* ============ 分类页首屏 ============ */
  .cat-hero{
    position:relative;
    overflow:hidden;
    padding:40px 0 88px;
    background:var(--bg-alt);
  }
  .cat-hero::before{
    content:"";
    position:absolute;inset:0;
    background-image:url('/assets/images/backpic/back-1.png');
    background-size:cover;
    background-position:center right;
    opacity:.12;
  }
  .cat-hero::after{
    content:"";
    position:absolute;
    top:-120px;right:-140px;
    width:520px;height:520px;
    background:var(--sand);
    transform:rotate(14deg);
    border-radius:38px;
    opacity:.75;
  }
  .cat-hero .container{position:relative;z-index:2;}

  .breadcrumb{
    display:flex;align-items:center;gap:8px;flex-wrap:wrap;
    font-size:13px;color:var(--text-3);margin-bottom:26px;
  }
  .breadcrumb a:hover{color:var(--ink);}
  .breadcrumb .sep{color:var(--line);}
  .breadcrumb .current{color:var(--text-2);}

  .cat-hero__grid{
    display:grid;
    grid-template-columns:1.35fr .8fr;
    gap:56px;
    align-items:start;
  }
  .cat-hero h1{
    font-size:clamp(30px,4.4vw,48px);
    line-height:1.16;
    font-weight:700;
    letter-spacing:-.01em;
    margin:18px 0 20px;
    color:var(--text);
  }
  .cat-hero .lead{
    font-size:18px;
    line-height:1.75;
    color:var(--text-2);
    max-width:620px;
  }
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
  .micro-stats{
    display:flex;flex-wrap:wrap;align-items:center;
    gap:20px;margin-top:36px;padding-top:24px;border-top:1px solid var(--line);
  }
  .micro-stats li{display:flex;align-items:baseline;gap:8px;font-size:14px;color:var(--text-2);}
  .micro-stats li + li{padding-left:20px;border-left:1px solid var(--line);}
  .micro-stats b{font-size:22px;font-weight:700;color:var(--ink);letter-spacing:-.01em;}

  .hero-card{
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-card);
    box-shadow:var(--sh-card);
    overflow:hidden;
  }
  .hero-card__media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-alt);}
  .hero-card__media img{width:100%;height:100%;object-fit:cover;border-radius:0;}
  .hero-card__body{padding:22px 24px 26px;}
  .hero-card__body h2{font-size:18px;font-weight:700;margin-bottom:10px;}
  .hero-card__body p{font-size:14px;color:var(--text-2);}
  .hero-card__list{margin-top:16px;display:grid;gap:10px;}
  .hero-card__list li{display:flex;gap:10px;font-size:14px;color:var(--text-2);}
  .tick{
    flex:0 0 18px;width:18px;height:18px;margin-top:5px;
    color:var(--amber-dk);
  }

  /* ============ 标签流 ============ */
  .tag-flow{display:flex;flex-wrap:wrap;gap:10px;}
  .tag-flow .pill--line{transition:border-color .2s ease,color .2s ease,background-color .2s ease;}
  .tag-flow .pill--line:hover{border-color:rgba(14,79,70,.4);color:var(--ink);background:rgba(14,79,70,.05);}

  /* ============ 三列卡片网格 ============ */
  .card-grid{
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:26px;
  }
  .card{
    display:flex;flex-direction:column;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-card);
    box-shadow:var(--sh-card);
    overflow:hidden;
    transition:transform .26s ease, box-shadow .26s ease, border-color .26s ease;
  }
  .card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:rgba(14,79,70,.3);}
  .card__media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-alt);}
  .card__media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
  .card:hover .card__media img{transform:scale(1.03);}
  .card__step{
    position:absolute;top:12px;left:12px;
    background:rgba(10,46,42,.82);
    color:var(--sand);
    font-size:12px;font-weight:700;letter-spacing:.08em;
    padding:5px 10px;border-radius:var(--r-pill);
  }
  .card__body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
  .badge{
    display:inline-flex;align-self:flex-start;
    padding:4px 12px;border-radius:var(--r-pill);
    background:var(--sand);color:var(--ink);
    font-size:12px;font-weight:600;margin-bottom:12px;
  }
  .card__body h3{
    font-size:17px;line-height:1.5;font-weight:700;margin-bottom:10px;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  }
  .card__body p{
    font-size:14px;line-height:1.8;color:var(--text-3);margin-bottom:18px;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  }
  .card__foot{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px;}
  .card__time{font-size:13px;color:var(--text-3);}

  /* ============ 分页 ============ */
  .pagination{
    display:flex;flex-wrap:wrap;align-items:center;justify-content:center;
    gap:10px;margin-top:52px;
  }
  .page{
    display:inline-flex;align-items:center;justify-content:center;
    min-width:44px;height:44px;padding:0 16px;
    border:1px solid var(--line);border-radius:var(--r-btn);
    background:#fff;font-size:14px;color:var(--text-2);
  }
  .page--current{background:var(--ink);border-color:var(--ink);color:var(--sand);font-weight:600;}
  .page--more{color:var(--text-3);border-style:dashed;}

  /* ============ 编号竖列 ============ */
  .step-list{max-width:900px;}
  .step-item{
    display:grid;
    grid-template-columns:88px 1fr;
    gap:28px;
    padding:30px 0;
    border-top:1px solid var(--line);
  }
  .step-item:last-child{border-bottom:1px solid var(--line);}
  .step-num{
    font-size:26px;font-weight:700;color:var(--amber);letter-spacing:-.02em;line-height:1.3;
  }
  .step-item h3{font-size:19px;font-weight:700;margin-bottom:10px;}
  .step-item p{font-size:15px;color:var(--text-2);}
  .step-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}

  /* ============ FAQ ============ */
  .faq{max-width:860px;}
  .faq-item{border-top:1px solid var(--line);}
  .faq-item:last-child{border-bottom:1px solid var(--line);}
  .faq-q{
    width:100%;
    display:flex;align-items:flex-start;gap:16px;
    padding:24px 0;
    background:transparent;border:0;text-align:left;
    color:var(--text);
  }
  .faq-q .q-mark{color:var(--amber);font-weight:700;font-size:16px;flex:0 0 22px;line-height:1.9;}
  .faq-q .q-text{flex:1;font-size:17px;font-weight:600;line-height:1.7;}
  .faq-q .q-icon{
    flex:0 0 22px;width:22px;height:22px;margin-top:6px;position:relative;
  }
  .faq-q .q-icon::before,.faq-q .q-icon::after{
    content:"";position:absolute;background:var(--ink);border-radius:2px;transition:transform .24s ease,opacity .24s ease;
  }
  .faq-q .q-icon::before{left:0;top:10px;width:22px;height:1.6px;}
  .faq-q .q-icon::after{left:10px;top:0;width:1.6px;height:22px;}
  .faq-item.is-open .q-icon::after{transform:scaleY(0);opacity:0;}
  .faq-a{
    max-height:0;overflow:hidden;
    transition:max-height .24s ease;
  }
  .faq-a__inner{padding:0 0 26px 38px;font-size:15px;color:var(--text-2);max-width:720px;}

  /* ============ CTA ============ */
  .cta-band{
    background:var(--ink-deep);
    color:var(--sand);
    border-radius:var(--r-card);
    padding:56px 56px;
    display:grid;
    grid-template-columns:1.4fr .9fr;
    gap:44px;
    align-items:center;
  }
  .cta-band h2{font-size:clamp(23px,2.4vw,30px);line-height:1.35;font-weight:700;margin-bottom:14px;color:#fff;}
  .cta-band p{font-size:15px;color:rgba(243,239,231,.78);}
  .cta-band__actions{display:flex;flex-direction:column;gap:12px;}

  /* ============ 页面底部面包屑 ============ */
  .bottom-crumb{padding:36px 0 0;}

  /* ============ 页脚 ============ */
  .site-footer{
    margin-top:88px;
    background:var(--ink-deep);
    color:rgba(243,239,231,.82);
    padding:72px 0 0;
  }
  .footer-grid{
    display:grid;
    grid-template-columns:2fr 1fr 1.2fr;
    gap:56px;
    padding-bottom:52px;
  }
  .footer-brand .logo__mark{background:var(--sand);color:var(--ink-deep);}
  .footer-brand .logo__name{color:#fff;}
  .footer-brand .logo__sub{color:rgba(243,239,231,.55);}
  .footer-desc{margin-top:18px;font-size:14px;color:rgba(243,239,231,.72);max-width:320px;}
  .footer-contact{margin-top:16px;font-size:14px;line-height:2;color:rgba(243,239,231,.66);}
  .footer-title{
    font-size:14px;font-weight:700;letter-spacing:.12em;
    color:#fff;margin-bottom:18px;
  }
  .footer-links{display:grid;gap:11px;}
  .footer-links a{font-size:14px;color:rgba(243,239,231,.76);transition:color .2s ease;}
  .footer-links a:hover{color:var(--amber-lt);}
  .input{
    width:100%;height:44px;
    padding:0 14px;margin-bottom:12px;
    background:rgba(250,249,246,.06);
    border:1px solid rgba(243,239,231,.22);
    border-radius:var(--r-input);
    color:#fff;font-size:14px;
    transition:border-color .2s ease, box-shadow .2s ease;
  }
  .input::placeholder{color:rgba(243,239,231,.42);}
  .input:focus{outline:none;border-color:var(--amber-lt);box-shadow:0 0 0 2px rgba(228,144,58,.4);}
  .form-note{margin-top:10px;font-size:13px;color:rgba(243,239,231,.6);}
  .form-note.is-error{color:var(--amber-lt);}
  .footer-bottom{
    border-top:1px solid rgba(243,239,231,.14);
    padding:22px 0 30px;
    display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
    font-size:13px;color:rgba(243,239,231,.55);
  }
  .footer-bottom a{color:var(--amber-lt);}
  .footer-bottom a:hover{text-decoration:underline;}

  /* ============ 底部固定转化条 ============ */
  .sticky-cta{
    position:fixed;left:0;right:0;bottom:0;z-index:75;
    min-height:56px;
    background:var(--ink-deep);
    color:var(--sand);
    display:flex;align-items:center;gap:16px;
    padding:8px 24px calc(8px + env(safe-area-inset-bottom));
    box-shadow:0 -8px 28px -18px rgba(10,46,42,.8);
    transform:translateY(110%);
    transition:transform .32s cubic-bezier(.32,.72,.24,1);
  }
  .sticky-cta.is-visible{transform:translateY(0);}
  .sticky-cta p{flex:1;font-size:14px;color:rgba(243,239,231,.85);}
  .sticky-cta .btn{height:40px;padding:0 20px;font-size:14px;}
  .sticky-close{
    width:32px;height:32px;flex:0 0 32px;
    display:grid;place-items:center;
    background:transparent;border:1px solid rgba(243,239,231,.28);border-radius:8px;
    color:rgba(243,239,231,.8);
  }
  .sticky-close:hover{border-color:var(--amber-lt);color:var(--amber-lt);}

  /* ============ 响应式 ============ */
  @media (max-width:1024px){
    .container{padding:0 24px;}
    .nav-links,.nav-cta{display:none;}
    .nav-toggle{display:inline-flex;}
    .cat-hero__grid{grid-template-columns:1fr;gap:40px;}
    .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
    .footer-grid{grid-template-columns:1fr 1fr;gap:40px;}
    .footer-brand{grid-column:1 / -1;}
    .cta-band{grid-template-columns:1fr;padding:40px 34px;gap:28px;}
  }
  @media (max-width:768px){
    :root{--sec:64px;}
    .section{padding:var(--sec) 0;}
    .cat-hero{padding:26px 0 60px;}
    .cat-hero .lead{font-size:16px;}
    .micro-stats{gap:14px;}
    .micro-stats li + li{padding-left:14px;}
    .step-item{grid-template-columns:1fr;gap:10px;padding:26px 0;}
    .step-num{font-size:22px;}
    .faq-a__inner{padding-left:0;}
    .card-grid{grid-template-columns:1fr;}
    .footer-grid{grid-template-columns:1fr;gap:34px;}
    .site-footer{margin-top:64px;padding-top:56px;}
  }
  @media (max-width:520px){
    .container{padding:0 20px;}
    .btn{width:100%;}
    .hero-actions{flex-direction:column;}
    .sticky-cta{padding:8px 16px calc(8px + env(safe-area-inset-bottom));}
    .sticky-cta p{font-size:13px;}
    .sticky-cta .btn{width:auto;}
  }
  @media (max-width:767px){
    body{padding-bottom:calc(66px + env(safe-area-inset-bottom));}
  }

/* roulang page: category3 */
:root{
  --ink:#0E4F46;
  --deep:#0A2E2A;
  --amber:#E4903A;
  --amber-dark:#D07F2A;
  --copper:#F2B15C;
  --paper:#FAF9F6;
  --mist:#EFF3F0;
  --sand:#F3EFE7;
  --text:#12211F;
  --sub:#4A5A57;
  --weak:#7C8C89;
  --line:#DDE5E1;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-field:10px;
  --sh-card:0 1px 2px rgba(10,46,42,.06);
  --sh-hover:0 12px 32px -12px rgba(10,46,42,.18);
  --sec:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--paper);
  padding-bottom:0;
}
img{max-width:100%;display:block;border-radius:var(--r-img);}
a{color:inherit;text-decoration:none;}
button,input{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid rgba(228,144,58,.85);outline-offset:3px;border-radius:4px;}

.container{max-width:1200px;margin:0 auto;padding:0 32px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);font-size:15px;font-weight:600;
  padding:12px 22px;border:1.5px solid transparent;cursor:pointer;
  transition:transform .18s ease,background-color .18s ease,box-shadow .18s ease,color .18s ease,border-color .18s ease;
  line-height:1.2;
}
.btn--primary{background:var(--amber);color:var(--deep);box-shadow:0 1px 2px rgba(10,46,42,.08);}
.btn--primary:hover{background:var(--amber-dark);transform:translateY(-1px);box-shadow:0 10px 24px -10px rgba(10,46,42,.3);}
.btn--primary:active{transform:translateY(1px);box-shadow:none;}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn--ghost:hover{background:rgba(14,79,70,.08);transform:translateY(-1px);}
.btn--ghost:active{transform:translateY(1px);}
.btn--onDark{background:var(--copper);color:var(--deep);}
.btn--onDark:hover{background:var(--amber);transform:translateY(-1px);}
.btn--sm{padding:9px 16px;font-size:14px;}

.text-link{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--ink);
  position:relative;padding-bottom:3px;
}
.text-link::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;background:var(--amber);transition:width .25s ease;
}
.text-link:hover::after{width:100%;}
.text-link svg{width:16px;height:16px;stroke:var(--amber);stroke-width:1.6;fill:none;stroke-linecap:round;stroke-linejoin:round;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:transparent;
  transition:background-color .25s ease,box-shadow .25s ease,border-color .25s ease;
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:rgba(250,249,246,.96);
  border-bottom-color:var(--line);
  box-shadow:0 1px 2px rgba(10,46,42,.06);
  backdrop-filter:saturate(160%) blur(6px);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:74px;}
.logo{display:flex;align-items:center;gap:11px;}
.logo__mark{
  width:36px;height:36px;flex:0 0 36px;border-radius:9px;
  background:var(--ink);color:var(--copper);
  display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:700;letter-spacing:0;
}
.logo__text{display:flex;flex-direction:column;line-height:1.2;}
.logo__name{font-size:16px;font-weight:700;color:var(--deep);letter-spacing:-.01em;}
.logo__sub{font-size:12px;color:var(--weak);letter-spacing:.06em;}
.nav-links{display:flex;align-items:center;gap:28px;}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--text);
  padding:8px 10px;border-radius:999px;transition:background-color .2s ease,color .2s ease;
}
.nav-link:hover{background:rgba(14,79,70,.06);}
.nav-link.is-active{color:var(--ink);font-weight:600;}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:24px;height:2px;border-radius:2px;background:var(--amber);
}
.header-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;
  background:#fff;cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:1.8px;background:var(--ink);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:1.8px;background:var(--ink);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

.drawer-mask{
  position:fixed;inset:0;background:rgba(10,46,42,.45);opacity:0;visibility:hidden;
  transition:opacity .28s ease,visibility .28s ease;z-index:70;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:min(320px,84vw);background:var(--paper);
  z-index:80;transform:translateX(104%);transition:transform .3s ease;
  padding:22px 22px 32px;display:flex;flex-direction:column;gap:6px;
  box-shadow:-18px 0 40px -24px rgba(10,46,42,.4);
}
.drawer.is-open{transform:translateX(0);}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
.drawer__close{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--line);background:#fff;
  cursor:pointer;font-size:20px;line-height:1;color:var(--ink);
}
.drawer__link{
  padding:13px 12px;border-radius:10px;font-size:15px;font-weight:500;color:var(--text);
  border-bottom:1px solid var(--line);
}
.drawer__link:hover{background:rgba(14,79,70,.06);}
.drawer__link.is-active{color:var(--ink);font-weight:700;}
.drawer .btn{margin-top:20px;width:100%;}

/* ---------- 内页横幅 ---------- */
.page-banner{
  position:relative;overflow:hidden;background:var(--deep);
  border-radius:0;padding:64px 0 58px;
}
.page-banner__bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  opacity:.34;
}
.page-banner__scrim{
  position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(10,46,42,.94) 0%,rgba(14,79,70,.82) 52%,rgba(10,46,42,.62) 100%);
}
.page-banner__inner{position:relative;z-index:2;max-width:860px;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(243,239,231,.72);margin-bottom:18px;}
.crumb a{color:rgba(243,239,231,.86);}
.crumb a:hover{color:var(--copper);}
.crumb__sep{color:rgba(243,239,231,.4);}
.page-banner__tag{
  display:inline-flex;align-items:center;gap:8px;background:var(--sand);color:var(--ink);
  border-radius:999px;padding:6px 14px;font-size:13px;font-weight:600;letter-spacing:.04em;margin-bottom:20px;
}
.page-banner__title{
  font-size:44px;line-height:1.15;font-weight:700;letter-spacing:-.01em;color:#FBF9F4;
}
.page-banner__lead{
  margin-top:18px;font-size:17px;line-height:1.75;color:rgba(243,239,231,.86);max-width:640px;
}
.page-banner__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.page-banner__stats{
  display:flex;flex-wrap:wrap;gap:0;margin-top:34px;padding-top:22px;
  border-top:1px solid rgba(243,239,231,.18);
}
.page-banner__stat{padding-right:26px;margin-right:26px;border-right:1px solid rgba(243,239,231,.18);}
.page-banner__stat:last-child{border-right:0;margin-right:0;padding-right:0;}
.page-banner__stat b{display:block;font-size:24px;font-weight:700;color:var(--copper);line-height:1.2;letter-spacing:-.01em;}
.page-banner__stat span{font-size:13px;color:rgba(243,239,231,.74);}

/* ---------- 区块通用 ---------- */
.section{padding:var(--sec) 0;}
.section--mist{background:var(--mist);}
.section--sand{background:var(--sand);}
.section--deep{background:var(--deep);color:#F3EFE7;}
.section__head{max-width:720px;margin-bottom:52px;}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.16em;color:var(--amber);
  margin-bottom:14px;
}
.section__title{font-size:32px;line-height:1.25;font-weight:700;letter-spacing:-.01em;color:var(--deep);}
.section--deep .section__title{color:#FBF9F4;}
.section__desc{margin-top:16px;font-size:16px;color:var(--sub);}
.section--deep .section__desc{color:rgba(243,239,231,.78);}

/* ---------- 标签流 ---------- */
.tagflow{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:40px;}
.tagflow a{
  display:inline-flex;align-items:center;gap:7px;
  border:1px solid var(--line);background:#fff;border-radius:999px;
  padding:8px 16px;font-size:14px;color:var(--sub);
  transition:border-color .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.tagflow a:hover{border-color:rgba(14,79,70,.4);color:var(--ink);transform:translateY(-2px);box-shadow:var(--sh-card);}
.tagflow a svg{width:15px;height:15px;stroke:var(--amber);stroke-width:1.6;fill:none;stroke-linecap:round;stroke-linejoin:round;}

/* ---------- 速览小卡 ---------- */
.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.quick-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px 22px;box-shadow:var(--sh-card);
  transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.quick-card:hover{border-color:rgba(14,79,70,.3);transform:translateY(-3px);box-shadow:var(--sh-hover);}
.quick-card__icon{
  width:42px;height:42px;border-radius:11px;background:var(--mist);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.quick-card__icon svg{width:21px;height:21px;stroke:var(--ink);stroke-width:1.6;fill:none;stroke-linecap:round;stroke-linejoin:round;}
.quick-card h3{font-size:18px;font-weight:700;color:var(--deep);margin-bottom:8px;}
.quick-card p{font-size:14px;color:var(--sub);line-height:1.8;}

/* ---------- 编号时间轴 ---------- */
.timeline{position:relative;max-width:960px;}
.timeline::before{
  content:"";position:absolute;left:29px;top:12px;bottom:12px;width:1px;background:var(--line);
}
.tl-item{
  position:relative;display:grid;grid-template-columns:60px 1fr;gap:26px;
  padding:0 0 44px 0;
}
.tl-item:last-child{padding-bottom:0;}
.tl-num{
  position:relative;z-index:2;width:60px;height:60px;border-radius:999px;
  background:var(--sand);border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
  font-size:22px;font-weight:700;color:var(--amber);letter-spacing:-.02em;
  transition:background-color .25s ease,color .25s ease,border-color .25s ease;
}
.tl-item:hover .tl-num{background:var(--ink);color:var(--copper);border-color:var(--ink);}
.tl-body{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 26px 24px;box-shadow:var(--sh-card);
  transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.tl-item:hover .tl-body{border-color:rgba(14,79,70,.3);transform:translateY(-3px);box-shadow:var(--sh-hover);}
.tl-body h3{font-size:21px;font-weight:700;color:var(--deep);line-height:1.4;margin-bottom:12px;}
.tl-body p{font-size:15px;color:var(--sub);line-height:1.85;margin-bottom:16px;}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px;}
.tl-tag{
  display:inline-block;background:var(--sand);color:var(--ink);
  border-radius:999px;padding:5px 12px;font-size:13px;font-weight:500;
}
.tl-meta{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;padding-top:16px;border-top:1px solid var(--line);}
.tl-meta time{font-size:13px;color:var(--weak);}

/* ---------- 大图偏移图文 ---------- */
.split{display:grid;grid-template-columns:1.06fr .94fr;gap:56px;align-items:center;}
.split--reverse{grid-template-columns:.94fr 1.06fr;}
.split--reverse .split__media{order:2;}
.split--reverse .split__text{order:1;}
.split + .split{margin-top:64px;padding-top:64px;border-top:1px solid var(--line);}
.split__media{overflow:hidden;border-radius:var(--r-img);}
.split__media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s ease;}
.split__media:hover img{transform:scale(1.03);}
.split__text h3{font-size:26px;font-weight:700;color:var(--deep);line-height:1.35;margin-bottom:14px;}
.split__text p{font-size:16px;color:var(--sub);margin-bottom:18px;}
.pill{
  display:inline-block;background:var(--sand);color:var(--ink);border-radius:999px;
  padding:5px 13px;font-size:13px;font-weight:600;margin-bottom:16px;letter-spacing:.03em;
}
.check-list{margin:0 0 22px;}
.check-list li{
  position:relative;padding-left:26px;font-size:15px;color:var(--sub);margin-bottom:10px;line-height:1.8;
}
.check-list li::before{
  content:"";position:absolute;left:0;top:11px;width:14px;height:1.6px;background:var(--amber);border-radius:2px;
}

/* ---------- 数据条 ---------- */
.metric-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;}
.metric{
  padding:8px 32px;border-left:1px solid rgba(243,239,231,.16);
}
.metric:first-child{border-left:0;padding-left:0;}
.metric b{display:block;font-size:40px;font-weight:700;color:var(--copper);line-height:1.1;letter-spacing:-.02em;}
.metric span{display:block;margin-top:10px;font-size:14px;color:rgba(243,239,231,.76);}

/* ---------- FAQ ---------- */
.faq{max-width:860px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;background:none;border:0;cursor:pointer;text-align:left;
  display:flex;align-items:flex-start;gap:16px;padding:22px 0;
  font-size:17px;font-weight:600;color:var(--deep);line-height:1.6;
}
.faq-q__no{color:var(--amber);font-weight:700;font-size:16px;flex:0 0 28px;padding-top:2px;}
.faq-q__text{flex:1;}
.faq-q__sign{
  flex:0 0 20px;position:relative;width:20px;height:20px;margin-top:4px;
}
.faq-q__sign::before,.faq-q__sign::after{
  content:"";position:absolute;background:var(--ink);border-radius:2px;transition:transform .24s ease,opacity .24s ease;
}
.faq-q__sign::before{left:0;top:9px;width:20px;height:1.8px;}
.faq-q__sign::after{left:9px;top:0;width:1.8px;height:20px;}
.faq-item.is-open .faq-q__sign::after{transform:scaleY(0);opacity:0;}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .24s ease;
}
.faq-a__inner{padding:0 0 24px 44px;font-size:15px;color:var(--sub);line-height:1.85;}

/* ---------- CTA ---------- */
.cta-block{
  background:var(--deep);border-radius:var(--r-card);padding:56px 48px;
  display:grid;grid-template-columns:1.3fr .7fr;gap:40px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-block::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;
  background:rgba(228,144,58,.10);border-radius:999px;
}
.cta-block__inner{position:relative;z-index:2;}
.cta-block h2{font-size:30px;font-weight:700;color:#FBF9F4;line-height:1.3;letter-spacing:-.01em;}
.cta-block p{margin-top:14px;font-size:16px;color:rgba(243,239,231,.8);}
.cta-block__actions{position:relative;z-index:2;display:flex;flex-direction:column;gap:12px;}
.cta-block__actions .btn{width:100%;}
.cta-block__actions .btn--ghost{color:#FBF9F4;border-color:rgba(243,239,231,.5);}
.cta-block__actions .btn--ghost:hover{background:rgba(243,239,231,.12);}

/* ---------- 表单 ---------- */
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:16px;}
.field label{font-size:13px;color:var(--weak);}
.input,.textarea{
  height:44px;border:1px solid var(--line);border-radius:var(--r-field);
  padding:0 14px;font-size:15px;color:var(--text);background:var(--paper);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.textarea{height:auto;padding:12px 14px;min-height:104px;resize:vertical;line-height:1.7;}
.input:focus,.textarea:focus{outline:none;border-color:var(--ink);box-shadow:0 0 0 2px rgba(14,79,70,.22);}
.form-note{font-size:13px;color:var(--weak);margin-top:10px;}
.form-note.is-warn{color:var(--amber);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--deep);color:#F3EFE7;padding:72px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1.2fr;gap:48px;padding-bottom:52px;}
.site-footer .logo__mark{background:var(--copper);color:var(--deep);}
.site-footer .logo__name{color:#FBF9F4;}
.site-footer .logo__sub{color:rgba(243,239,231,.6);}
.footer-desc{margin-top:18px;font-size:14px;color:rgba(243,239,231,.72);max-width:340px;line-height:1.8;}
.footer-contact{margin-top:14px;font-size:14px;color:rgba(243,239,231,.72);line-height:1.9;}
.footer-title{font-size:14px;font-weight:700;letter-spacing:.14em;color:var(--copper);margin-bottom:18px;}
.footer-links{display:flex;flex-direction:column;gap:12px;}
.footer-links a{font-size:14px;color:rgba(243,239,231,.78);transition:color .2s ease;}
.footer-links a:hover{color:var(--copper);}
.footer-form input{width:100%;height:44px;border-radius:var(--r-field);border:1px solid rgba(243,239,231,.22);background:rgba(243,239,231,.06);color:#FBF9F4;padding:0 14px;margin-bottom:12px;font-size:14px;}
.footer-form input::placeholder{color:rgba(243,239,231,.42);}
.footer-form input:focus{outline:none;border-color:var(--copper);box-shadow:0 0 0 2px rgba(242,177,92,.25);}
.footer-form .btn{width:100%;}
.footer-bottom{
  border-top:1px solid rgba(243,239,231,.14);padding:22px 0 28px;
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(243,239,231,.62);
}
.footer-bottom a{color:var(--copper);}

/* ---------- 底部面包屑 ---------- */
.bottom-crumb{
  border-top:1px solid var(--line);background:var(--paper);
}
.bottom-crumb .container{
  padding-top:22px;padding-bottom:22px;
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--weak);
}
.bottom-crumb a{color:var(--sub);}
.bottom-crumb a:hover{color:var(--ink);}

/* ---------- 底部固定转化条 ---------- */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:90;
  height:56px;background:var(--deep);color:#F3EFE7;
  display:flex;align-items:center;justify-content:center;gap:16px;
  padding:0 16px calc(0px + env(safe-area-inset-bottom,0px));
  padding-bottom:env(safe-area-inset-bottom,0px);
  box-shadow:0 -8px 28px -18px rgba(10,46,42,.6);
  transform:translateY(110%);transition:transform .3s ease;
}
.sticky-cta.is-visible{transform:translateY(0);}
.sticky-cta__text{font-size:14px;color:rgba(243,239,231,.9);}
.sticky-cta__close{
  position:absolute;right:12px;top:50%;transform:translateY(-50%);
  width:30px;height:30px;border-radius:8px;border:1px solid rgba(243,239,231,.28);
  background:transparent;color:rgba(243,239,231,.8);cursor:pointer;font-size:16px;line-height:1;
}
.sticky-cta__close:hover{border-color:var(--copper);color:var(--copper);}
body{padding-bottom:56px;}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-links{display:none;}
  .nav-toggle{display:flex;}
  .header-actions .btn{display:none;}
  .header-inner{height:66px;}
  .split,.split--reverse{grid-template-columns:1fr;gap:32px;}
  .split--reverse .split__media,.split--reverse .split__text{order:0;}
  .quick-grid{grid-template-columns:repeat(2,1fr);}
  .cta-block{grid-template-columns:1fr;padding:44px 30px;}
  .footer-grid{grid-template-columns:1.4fr 1fr;gap:36px;}
}
@media (max-width:767px){
  :root{--sec:60px;}
  .container{padding:0 20px;}
  .page-banner{padding:44px 0 40px;}
  .page-banner__title{font-size:31px;}
  .page-banner__lead{font-size:16px;}
  .page-banner__stat{padding-right:18px;margin-right:18px;}
  .page-banner__stat b{font-size:20px;}
  .section__title{font-size:25px;}
  .quick-grid{grid-template-columns:1fr;gap:16px;}
  .timeline::before{left:20px;}
  .tl-item{grid-template-columns:42px 1fr;gap:16px;padding-bottom:30px;}
  .tl-num{width:42px;height:42px;font-size:17px;}
  .tl-body{padding:20px 18px 18px;}
  .tl-body h3{font-size:18px;}
  .split__text h3{font-size:21px;}
  .metric-grid{grid-template-columns:1fr;gap:26px;}
  .metric{border-left:0;padding:0 0 0 16px;border-left:2px solid rgba(242,177,92,.45);}
  .metric:first-child{padding-left:16px;}
  .metric b{font-size:32px;}
  .cta-block h2{font-size:23px;}
  .footer-grid{grid-template-columns:1fr;gap:34px;}
  .sticky-cta{justify-content:flex-start;padding-left:18px;padding-right:56px;gap:12px;}
  .sticky-cta__text{font-size:13px;}
}
@media (max-width:520px){
  .page-banner__title{font-size:28px;}
  .page-banner__actions .btn{width:100%;}
  .tl-item{grid-template-columns:1fr;gap:12px;}
  .timeline::before{display:none;}
  .tl-num{width:38px;height:38px;font-size:16px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category2 */
/* ============ 设计变量 ============ */
:root{
  --ink:#0A2E2A;
  --green:#0E4F46;
  --amber:#E4903A;
  --amber-lt:#F2B15C;
  --amber-dk:#D07F2A;
  --paper:#FAF9F6;
  --mist:#EFF3F0;
  --sand:#F3EFE7;
  --t1:#12211F;
  --t2:#4A5A57;
  --t3:#7C8C89;
  --line:#DDE5E1;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(10,46,42,.06);
  --sh-2:0 12px 32px -12px rgba(10,46,42,.18);
  --sec-y:96px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
@media (max-width:768px){ :root{ --sec-y:60px; } }

/* ============ 基础重置 ============ */
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--paper);
  color:var(--t1);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-radius:var(--r-img);}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;font-size:inherit;color:inherit;background:none;border:none;cursor:pointer;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
h1{font-size:46px;line-height:1.15;font-weight:700;letter-spacing:-.01em;}
h2{font-size:32px;line-height:1.3;font-weight:700;letter-spacing:-.01em;}
h3{font-size:21px;line-height:1.45;font-weight:700;}
p{font-size:16px;line-height:1.85;color:var(--t2);}
::selection{background:rgba(228,144,58,.25);}

/* ============ 容器 ============ */
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 32px;
}
@media (max-width:768px){ .container{padding:0 20px;} }

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  line-height:1;
  padding:15px 26px;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
  white-space:nowrap;
}
.btn--primary{background:var(--amber);color:var(--ink);box-shadow:0 8px 20px -12px rgba(228,144,58,.95);}
.btn--primary:hover{background:var(--amber-dk);transform:translateY(-1px);box-shadow:0 16px 30px -14px rgba(228,144,58,1);}
.btn--primary:active{transform:translateY(1px);}
.btn--primary:focus-visible{outline:2px solid rgba(228,144,58,.4);outline-offset:2px;}
.btn--ghost{background:transparent;color:var(--green);border:1.5px solid var(--green);}
.btn--ghost:hover{background:rgba(14,79,70,.08);}
.btn--ghost:active{transform:translateY(1px);}
.btn--ghost:focus-visible{outline:2px solid rgba(228,144,58,.4);outline-offset:2px;}
.btn--outline-light{background:transparent;color:var(--sand);border:1.5px solid rgba(243,239,231,.5);}
.btn--outline-light:hover{background:rgba(243,239,231,.12);border-color:rgba(243,239,231,.8);}
.btn--outline-light:focus-visible{outline:2px solid rgba(228,144,58,.55);outline-offset:2px;}
.btn--onDark{background:var(--amber-lt);color:var(--ink);}
.btn--onDark:hover{background:var(--amber);transform:translateY(-1px);}
.btn--sm{padding:11px 18px;font-size:14px;}

/* 文字链接：下划线由左向右展开 */
.link-more{
  position:relative;
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--green);
  padding-bottom:3px;
}
.link-more::after{
  content:"";
  position:absolute;
  left:0;bottom:0;
  height:1px;width:0;
  background:var(--amber);
  transition:width .26s var(--ease);
}
.link-more:hover::after{width:100%;}
.link-more svg{width:15px;height:15px;stroke:currentColor;stroke-width:1.6;fill:none;stroke-linecap:round;stroke-linejoin:round;transition:transform .22s var(--ease);}
.link-more:hover svg{transform:translateX(3px);}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background .25s var(--ease),border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(250,249,246,.94);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border-bottom-color:var(--line);
  box-shadow:0 8px 26px -22px rgba(10,46,42,.6);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  min-height:76px;
}

.logo{display:inline-flex;align-items:center;gap:11px;flex-shrink:0;}
.logo__mark{
  width:38px;height:38px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--green);
  color:var(--sand);
  border-radius:11px;
  font-size:17px;
  font-weight:700;
  letter-spacing:0;
  box-shadow:inset 0 0 0 1px rgba(243,239,231,.35);
}
.logo__text{display:flex;flex-direction:column;line-height:1.18;}
.logo__name{font-size:16.5px;font-weight:700;color:var(--ink);letter-spacing:-.01em;}
.logo__sub{font-size:11.5px;color:var(--t3);letter-spacing:.06em;}

.nav-links{display:flex;align-items:center;gap:28px;}
.nav-link{
  position:relative;
  font-size:15px;
  font-weight:500;
  color:var(--t2);
  padding:9px 12px;
  border-radius:var(--r-pill);
  transition:background .2s var(--ease),color .2s var(--ease);
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:50%;bottom:1px;
  width:0;height:2px;
  border-radius:2px;
  background:var(--amber);
  transform:translateX(-50%);
  transition:width .24s var(--ease);
}
.nav-link:hover{background:rgba(14,79,70,.06);color:var(--green);}
.nav-link.is-active{color:var(--ink);font-weight:600;}
.nav-link.is-active::after{width:24px;}
.nav-link:focus-visible{outline:2px solid rgba(228,144,58,.45);outline-offset:2px;}

.header-cta{display:flex;align-items:center;gap:12px;}

/* 汉堡按钮 */
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:11px;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:5px;
  transition:background .2s var(--ease);
}
.nav-toggle:hover{background:rgba(14,79,70,.07);}
.nav-toggle span{
  display:block;
  width:19px;height:1.8px;
  border-radius:2px;
  background:var(--ink);
  transition:transform .25s var(--ease),opacity .2s var(--ease);
}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6.8px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6.8px) rotate(-45deg);}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;
  background:rgba(10,46,42,.45);
  opacity:0;visibility:hidden;
  transition:opacity .28s var(--ease),visibility .28s var(--ease);
  z-index:80;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;
  top:0;right:0;
  width:296px;
  max-width:86vw;
  height:100%;
  background:var(--paper);
  z-index:90;
  transform:translateX(102%);
  transition:transform .3s var(--ease);
  padding:22px 22px calc(28px + env(safe-area-inset-bottom));
  display:flex;
  flex-direction:column;
  box-shadow:-18px 0 44px -22px rgba(10,46,42,.5);
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer__head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--line);}
.drawer__title{font-size:14px;font-weight:700;letter-spacing:.1em;color:var(--t3);}
.drawer__close{
  width:38px;height:38px;
  border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  transition:background .2s var(--ease);
}
.drawer__close:hover{background:rgba(14,79,70,.08);}
.drawer__close svg{width:18px;height:18px;stroke:var(--ink);stroke-width:1.6;fill:none;stroke-linecap:round;}
.drawer__nav{display:flex;flex-direction:column;margin:14px 0 22px;}
.drawer__nav a{
  font-size:16px;
  font-weight:500;
  color:var(--t2);
  padding:14px 4px;
  border-bottom:1px solid var(--line);
  transition:color .2s var(--ease),padding-left .2s var(--ease);
}
.drawer__nav a:hover{color:var(--green);padding-left:8px;}
.drawer__nav a.is-active{color:var(--ink);font-weight:700;border-bottom-color:rgba(228,144,58,.5);}
.drawer__cta{margin-top:auto;width:100%;}

/* ============ 面包屑 ============ */
.breadcrumb{
  display:flex;align-items:center;gap:9px;flex-wrap:wrap;
  font-size:13.5px;color:var(--t3);
  padding:26px 0 20px;
}
.breadcrumb a{color:var(--t3);transition:color .2s var(--ease);}
.breadcrumb a:hover{color:var(--green);}
.breadcrumb .sep{color:#B9C6C2;}
.breadcrumb .current{color:var(--t2);font-weight:600;}

/* ============ 首屏横幅 ============ */
.page-hero{padding-bottom:8px;}
.hero-panel{
  position:relative;
  border-radius:18px;
  overflow:hidden;
  padding:56px 52px;
  display:grid;
  grid-template-columns:minmax(0,1fr) 216px;
  gap:44px;
  align-items:center;
  color:var(--sand);
  background:
    linear-gradient(112deg,rgba(10,46,42,.965) 0%,rgba(10,46,42,.9) 48%,rgba(14,79,70,.82) 100%),
    url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
}
.hero-panel::before{
  content:"";
  position:absolute;
  right:-70px;top:-90px;
  width:280px;height:280px;
  background:var(--sand);
  opacity:.055;
  transform:rotate(38deg);
  border-radius:26px;
  pointer-events:none;
}
.hero-panel__body{position:relative;z-index:1;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.12em;
  color:var(--amber-lt);
  margin-bottom:16px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--amber-lt);display:block;}
.hero-panel h1{color:#FFFFFF;margin-bottom:18px;}
.hero-panel__sub{
  font-size:17px;
  line-height:1.7;
  color:rgba(243,239,231,.82);
  max-width:600px;
  margin-bottom:30px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.hero-metrics{
  position:relative;z-index:1;
  display:flex;flex-direction:column;gap:22px;
  padding-left:32px;
  border-left:1px solid rgba(243,239,231,.18);
}
.metric strong{
  display:block;
  font-size:30px;
  font-weight:700;
  line-height:1.1;
  color:var(--amber-lt);
  letter-spacing:-.01em;
}
.metric span{font-size:13px;color:rgba(243,239,231,.72);letter-spacing:.04em;}

/* ============ 板块通用 ============ */
.section{padding:var(--sec-y) 0;}
.section--mist{background:var(--mist);}
.section--tight{padding-top:72px;}
.section-head{max-width:720px;margin-bottom:48px;}
.section-head h2{margin-bottom:16px;color:var(--ink);}
.section-head p{font-size:16.5px;}

/* ============ 主布局：左侧目录 + 右侧纵向列表 ============ */
.main-section{padding:72px 0 var(--sec-y);}
.layout-2col{
  display:grid;
  grid-template-columns:264px minmax(0,1fr);
  gap:44px;
  align-items:start;
}
.side-panel{position:sticky;top:100px;}
.side-card{
  background:#FFFFFF;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:24px 22px;
  box-shadow:var(--sh-1);
}
.side-title{
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.14em;
  color:var(--t3);
  padding-bottom:14px;
  border-bottom:1px solid var(--line);
  margin-bottom:12px;
}
.side-nav{display:flex;flex-direction:column;}
.side-nav a{
  font-size:14.5px;
  color:var(--t2);
  padding:11px 12px;
  border-radius:9px;
  border-left:2px solid transparent;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.side-nav a:hover{background:rgba(14,79,70,.06);color:var(--green);}
.side-nav a.is-active{
  background:var(--sand);
  color:var(--ink);
  font-weight:600;
  border-left-color:var(--amber);
}
.side-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px;padding-top:20px;border-top:1px solid var(--line);}
.tag{
  display:inline-flex;align-items:center;
  font-size:12.5px;
  padding:5px 12px;
  border-radius:var(--r-pill);
  background:var(--sand);
  color:var(--green);
  border:1px solid rgba(14,79,70,.1);
}
.side-note{
  margin-top:22px;
  padding:18px;
  border-radius:var(--r-card);
  background:var(--ink);
  color:rgba(243,239,231,.8);
}
.side-note p{font-size:13px;color:rgba(243,239,231,.72);margin-bottom:14px;line-height:1.75;}

/* 宽卡片：左图右文 */
.wide-list{display:flex;flex-direction:column;gap:24px;}
.wide-card{
  display:grid;
  grid-template-columns:296px minmax(0,1fr);
  background:#FFFFFF;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:border-color .24s var(--ease),transform .24s var(--ease),box-shadow .24s var(--ease);
  scroll-margin-top:110px;
}
.wide-card:hover{
  border-color:rgba(14,79,70,.3);
  transform:translateY(-3px);
  box-shadow:var(--sh-2);
}
.wide-card__media{overflow:hidden;background:var(--mist);}
.wide-card__media img{
  width:100%;height:100%;
  object-fit:cover;
  border-radius:0;
  transition:transform .45s var(--ease);
}
.wide-card:hover .wide-card__media img{transform:scale(1.04);}
.wide-card__body{padding:30px 32px;display:flex;flex-direction:column;align-items:flex-start;gap:12px;}
.badge{
  display:inline-flex;align-items:center;
  font-size:12.5px;font-weight:600;
  padding:5px 12px;
  border-radius:var(--r-pill);
  background:var(--sand);
  color:var(--green);
}
.wide-card__body h3{color:var(--ink);}
.wide-card__body p{font-size:15px;color:var(--t2);}

/* ============ 自查清单：编号竖列 ============ */
.check-list{border-top:1px solid var(--line);}
.check-item{
  display:grid;
  grid-template-columns:78px minmax(0,1fr);
  gap:28px;
  align-items:start;
  padding:30px 0;
  border-bottom:1px solid var(--line);
  transition:background .24s var(--ease);
}
.check-item:hover{background:rgba(255,255,255,.7);}
.check-num{
  font-size:26px;
  font-weight:700;
  color:var(--amber);
  line-height:1.2;
  letter-spacing:-.02em;
}
.check-item h3{color:var(--ink);margin-bottom:8px;}
.check-item p{font-size:15px;max-width:720px;}

/* ============ 步骤条 ============ */
.step-row{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:0;
  border-top:1px solid var(--line);
}
.step{
  padding:32px 26px 30px 0;
  border-right:1px solid var(--line);
}
.step:last-child{border-right:none;padding-right:0;}
.step__num{
  display:inline-flex;align-items:center;justify-content:center;
  width:32px;height:32px;
  border-radius:9px;
  background:rgba(228,144,58,.14);
  color:var(--amber-dk);
  font-size:14px;font-weight:700;
  margin-bottom:16px;
}
.step h3{font-size:18px;color:var(--ink);margin-bottom:8px;}
.step p{font-size:14.5px;}

/* ============ FAQ ============ */
.faq-wrap{max-width:860px;margin:0 auto;}
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  gap:18px;
  text-align:left;
  padding:24px 4px;
  transition:color .2s var(--ease);
}
.faq-q__mark{
  flex-shrink:0;
  font-size:15px;
  font-weight:700;
  color:var(--amber);
  letter-spacing:.02em;
}
.faq-q__text{
  flex:1;
  font-size:17px;
  font-weight:600;
  color:var(--ink);
  line-height:1.55;
}
.faq-q__icon{
  position:relative;
  flex-shrink:0;
  width:20px;height:20px;
}
.faq-q__icon::before,
.faq-q__icon::after{
  content:"";
  position:absolute;
  top:50%;left:50%;
  background:var(--green);
  border-radius:2px;
  transform:translate(-50%,-50%);
  transition:transform .24s var(--ease),opacity .24s var(--ease);
}
.faq-q__icon::before{width:13px;height:1.6px;}
.faq-q__icon::after{width:1.6px;height:13px;}
.faq-item.is-open .faq-q__icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0;}
.faq-q:hover .faq-q__text{color:var(--green);}
.faq-q:focus-visible{outline:2px solid rgba(228,144,58,.45);outline-offset:2px;border-radius:8px;}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .24s var(--ease);
}
.faq-a__inner{padding:0 4px 26px 46px;}
.faq-a__inner p{font-size:15.5px;}

/* ============ 底部 CTA ============ */
.cta-block{
  position:relative;
  border-radius:18px;
  overflow:hidden;
  padding:56px 52px;
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  gap:32px;
  align-items:center;
  background:linear-gradient(105deg,rgba(10,46,42,.97) 0%,rgba(14,79,70,.9) 100%);
  color:var(--sand);
}
.cta-block::after{
  content:"";
  position:absolute;
  left:-60px;bottom:-110px;
  width:240px;height:240px;
  background:var(--amber);
  opacity:.09;
  transform:rotate(34deg);
  border-radius:30px;
  pointer-events:none;
}
.cta-block h2{color:#FFFFFF;margin-bottom:14px;font-size:30px;}
.cta-block p{color:rgba(243,239,231,.78);font-size:16px;max-width:640px;}
.cta-block__actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:1;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--ink);
  color:var(--sand);
  padding:74px 0 calc(56px + env(safe-area-inset-bottom));
  margin-top:var(--sec-y);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.7fr 1fr 1.25fr;
  gap:56px;
  padding-bottom:40px;
}
.site-footer .logo__name{color:#FFFFFF;}
.site-footer .logo__sub{color:rgba(243,239,231,.6);}
.site-footer .logo__mark{background:rgba(243,239,231,.14);color:var(--sand);box-shadow:inset 0 0 0 1px rgba(243,239,231,.3);}
.footer-desc{
  font-size:13.5px;
  color:rgba(243,239,231,.68);
  margin:20px 0 16px;
  line-height:1.8;
  max-width:320px;
}
.footer-contact{font-size:13.5px;color:rgba(243,239,231,.7);line-height:1.9;}
.footer-title{
  font-size:13px;
  font-weight:700;
  letter-spacing:.14em;
  color:rgba(243,239,231,.55);
  margin-bottom:18px;
}
.footer-links{display:flex;flex-direction:column;gap:12px;}
.footer-links a{
  font-size:14px;
  color:rgba(243,239,231,.82);
  transition:color .2s var(--ease),padding-left .2s var(--ease);
}
.footer-links a:hover{color:var(--amber-lt);padding-left:4px;}
.input{
  width:100%;
  height:44px;
  padding:0 14px;
  border-radius:var(--r-btn);
  border:1px solid rgba(243,239,231,.24);
  background:rgba(243,239,231,.06);
  color:var(--sand);
  font-size:14px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
  margin-bottom:12px;
}
.input::placeholder{color:rgba(243,239,231,.42);}
.input:focus{
  outline:none;
  border-color:var(--amber-lt);
  box-shadow:0 0 0 2px rgba(242,177,92,.28);
  background:rgba(243,239,231,.1);
}
.footer-form .btn{width:100%;}
.form-note{font-size:12.5px;color:rgba(243,239,231,.5);margin-top:10px;line-height:1.7;}
.form-note.is-error{color:var(--amber-lt);}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  flex-wrap:wrap;
  padding-top:26px;
  border-top:1px solid rgba(243,239,231,.13);
  font-size:13px;
  color:rgba(243,239,231,.58);
}
.footer-bottom a{color:rgba(243,239,231,.78);transition:color .2s var(--ease);}
.footer-bottom a:hover{color:var(--amber-lt);}

/* ============ 底部固定转化条 ============ */
.sticky-cta{
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:70;
  height:56px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:22px;
  padding:0 20px calc(env(safe-area-inset-bottom));
  background:var(--ink);
  color:var(--sand);
  transform:translateY(110%);
  transition:transform .32s var(--ease);
  box-shadow:0 -12px 30px -20px rgba(10,46,42,.8);
}
.sticky-cta.is-visible{transform:translateY(0);}
.sticky-cta__text{font-size:14px;color:rgba(243,239,231,.85);}
.sticky-cta__close{
  position:absolute;
  right:14px;top:50%;
  transform:translateY(-50%);
  width:30px;height:30px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:8px;
  transition:background .2s var(--ease);
}
.sticky-cta__close:hover{background:rgba(243,239,231,.12);}
.sticky-cta__close svg{width:15px;height:15px;stroke:rgba(243,239,231,.75);stroke-width:1.6;fill:none;stroke-linecap:round;}

/* ============ 响应式 ============ */
@media (max-width:1080px){
  .nav-links{gap:16px;}
  .nav-link{font-size:14.5px;padding:8px 10px;}
}
@media (max-width:1024px){
  .nav-links{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-cta .btn{display:none;}
  .layout-2col{grid-template-columns:1fr;gap:32px;}
  .side-panel{position:static;}
  .side-nav{flex-direction:row;flex-wrap:wrap;gap:6px;}
  .side-nav a{border-left:none;border:1px solid var(--line);border-radius:var(--r-pill);padding:8px 14px;font-size:13.5px;}
  .side-nav a.is-active{background:var(--sand);border-color:rgba(228,144,58,.45);}
  .side-tags{margin-top:16px;}
  .hero-panel{grid-template-columns:1fr;gap:34px;padding:46px 36px;}
  .hero-metrics{flex-direction:row;gap:34px;padding-left:0;border-left:none;padding-top:26px;border-top:1px solid rgba(243,239,231,.18);}
  .step-row{grid-template-columns:repeat(2,minmax(0,1fr));}
  .step{border-right:none;padding-right:24px;}
  .step:nth-child(odd){border-right:1px solid var(--line);}
  .step:nth-child(1),.step:nth-child(2){border-bottom:1px solid var(--line);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:40px;}
  .cta-block{grid-template-columns:1fr;padding:46px 36px;}
}
@media (max-width:768px){
  h1{font-size:31px;}
  h2{font-size:25px;}
  h3{font-size:19px;}
  .hero-panel{padding:38px 24px;border-radius:16px;}
  .hero-panel__sub{font-size:15.5px;margin-bottom:24px;}
  .hero-actions{gap:12px;}
  .hero-actions .btn{flex:1 1 auto;justify-content:center;}
  .hero-metrics{gap:22px;}
  .metric strong{font-size:25px;}
  .wide-card{grid-template-columns:1fr;}
  .wide-card__media{height:196px;}
  .wide-card__body{padding:24px 22px;}
  .check-item{grid-template-columns:1fr;gap:10px;padding:24px 0;}
  .check-num{font-size:20px;}
  .step-row{grid-template-columns:1fr;}
  .step{padding:26px 0;border-right:none !important;border-bottom:1px solid var(--line);}
  .step:last-child{border-bottom:none;}
  .faq-q{padding:20px 2px;gap:12px;}
  .faq-q__text{font-size:15.5px;}
  .faq-a__inner{padding:0 2px 22px 34px;}
  .cta-block{padding:38px 24px;border-radius:16px;}
  .cta-block h2{font-size:24px;}
  .cta-block__actions .btn{width:100%;justify-content:center;}
  .footer-grid{grid-template-columns:1fr;gap:34px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .sticky-cta{transform:translateY(0);justify-content:space-between;gap:12px;}
  .sticky-cta__text{font-size:13px;}
  .sticky-cta__close{right:6px;}
  body{padding-bottom:64px;}
  .site-footer{padding-bottom:24px;}
}
@media (max-width:520px){
  .logo__sub{display:none;}
  .logo__name{font-size:15.5px;}
  .hero-actions{flex-direction:column;}
  .hero-actions .btn{width:100%;}
  .hero-metrics{flex-direction:column;gap:16px;}
}