/* roulang page: index */
:root{
  --ink:#0F2E24;
  --ink-2:#1C4A38;
  --lime:#C8F15A;
  --orange:#E8743B;
  --paper:#F6F4EE;
  --card:#FFFFFF;
  --line:#E2E0D8;
  --text:#1B1F1D;
  --muted:#5C6660;
  --ok:#2F7D5B;
  --warn:#C4452F;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-input:10px;
  --shadow-1:0 1px 2px rgba(15,46,36,.06);
  --shadow-2:0 10px 24px rgba(15,46,36,.10);
  --ease:200ms ease-out;
  --nav-w:232px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.9;color:var(--text);background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
p{margin:0 0 20px;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink);}
ul{margin:0;padding:0;list-style:none;}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input{font:inherit;}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px;}
::selection{background:var(--lime);color:var(--ink);}
.num{font-variant-numeric:tabular-nums;font-family:system-ui,-apple-system,"Segoe UI",sans-serif;}

/* ---------- 布局骨架 ---------- */
.layout{display:flex;min-height:100vh;align-items:stretch;}
.content{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:72px 0;}
.section--tight{padding:56px 0;}
.section--paper{background:var(--paper);}
.section--card{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}

/* ---------- 左侧竖向导航 ---------- */
.sidenav{display:none;}
@media (min-width:1024px){
  .sidenav{
    display:flex;flex-direction:column;
    flex:0 0 200px;width:200px;
    position:sticky;top:0;height:100vh;overflow-y:auto;
    background:var(--ink);color:var(--paper);
    padding:28px 0 24px;
  }
}
@media (min-width:1280px){
  .sidenav{flex:0 0 var(--nav-w);width:var(--nav-w);}
}
.brand{display:flex;align-items:center;gap:10px;padding:0 20px 26px;}
.brand__mark{
  flex:0 0 auto;width:30px;height:30px;border-radius:8px;background:var(--lime);
  display:flex;align-items:center;justify-content:center;
}
.brand__mark svg{width:18px;height:18px;}
.brand__text{font-size:15px;font-weight:700;line-height:1.35;color:#fff;letter-spacing:.2px;}
.sidenav__label{
  padding:0 20px 10px;font-size:11px;letter-spacing:.16em;text-transform:uppercase;
  color:rgba(246,244,238,.4);
}
.sidenav__nav{display:flex;flex-direction:column;padding:6px 0;}
.nav-link{
  position:relative;display:block;padding:12px 20px;font-size:15px;font-weight:500;
  color:rgba(246,244,238,.62);transition:color var(--ease),background var(--ease);
}
.nav-link::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:0;height:20px;background:var(--lime);border-radius:0 3px 3px 0;
  transition:width var(--ease);
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.04);}
.nav-link:hover::before{width:2px;}
.nav-link.is-active{color:var(--lime);}
.nav-link.is-active::before{width:4px;}
.sidenav__foot{margin-top:auto;padding:24px 20px 0;border-top:1px solid rgba(246,244,238,.12);}
.sidenav__foot p{margin:0 0 12px;font-size:12px;line-height:1.7;color:rgba(246,244,238,.5);}
.sidenav__btn{
  display:inline-flex;align-items:center;gap:6px;padding:9px 16px;border-radius:var(--r-btn);
  background:var(--lime);color:var(--ink);font-size:13px;font-weight:700;
  transition:background var(--ease);
}
.sidenav__btn:hover{background:#D6F77E;}

/* ---------- 移动端顶部导航 ---------- */
.topbar{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  background:#fff;border-bottom:1px solid var(--line);
  padding:12px 20px;position:sticky;top:0;z-index:60;
}
@media (min-width:1024px){.topbar{display:none;}}
.topbar__brand{display:flex;align-items:center;gap:8px;min-width:0;}
.topbar__brand .brand__text{color:var(--ink);font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar__toggle{
  flex:0 0 auto;width:42px;height:42px;border:1px solid var(--line);border-radius:var(--r-btn);
  display:flex;align-items:center;justify-content:center;background:#fff;
  transition:background var(--ease),border-color var(--ease);
}
.topbar__toggle:hover{background:var(--paper);border-color:var(--ink);}
.topbar__toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative;}
.topbar__toggle span::before,.topbar__toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);}
.topbar__toggle span::before{top:-6px;}
.topbar__toggle span::after{top:6px;}
.mobile-menu{display:none;background:var(--paper);border-bottom:1px solid var(--line);}
.mobile-menu.is-open{display:block;}
.mobile-menu a{
  display:block;min-height:44px;line-height:44px;padding:0 20px;font-size:15px;
  border-bottom:1px solid var(--line);color:var(--ink);
}
.mobile-menu a:last-child{border-bottom:0;}
.mobile-menu a.is-active{color:var(--ink);font-weight:700;box-shadow:inset 4px 0 0 var(--lime);}

/* ---------- 通用组件 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:var(--r-btn);border:1.5px solid transparent;
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.btn__arrow{transition:transform var(--ease);}
.btn--primary{background:var(--ink);color:#fff;box-shadow:var(--shadow-1);}
.btn--primary:hover{background:var(--ink-2);transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn--primary:hover .btn__arrow{transform:translateX(2px);}
.btn--primary:active{transform:translateY(0);}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn--ghost:hover{background:var(--ink);color:#fff;}
.btn--lime{background:var(--lime);color:var(--ink);}
.btn--lime:hover{background:#D6F77E;border-color:var(--ink);}
.badge{
  display:inline-flex;align-items:center;padding:3px 11px;border-radius:999px;
  font-size:13px;font-weight:500;line-height:1.5;
  transition:background var(--ease),color var(--ease),border-color var(--ease);
}
.badge--orange{background:var(--orange);color:#fff;}
.badge--outline{background:transparent;color:var(--orange);border:.5px solid var(--orange);}
.badge--ink{background:transparent;color:var(--ink);border:.5px solid var(--ink);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  background:rgba(15,46,36,.06);color:var(--ink-2);font-size:13px;font-weight:600;
}
.eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--lime);}
.sec-head{display:flex;align-items:center;gap:12px;margin-bottom:28px;flex-wrap:wrap;}
.sec-head__bar{width:4px;height:24px;border-radius:2px;background:var(--lime);flex:0 0 auto;}
.sec-head__num{
  font-size:13px;font-weight:700;color:var(--muted);letter-spacing:.1em;
  font-variant-numeric:tabular-nums;
}
.sec-head__title{font-size:26px;line-height:1.3;font-weight:700;color:var(--ink);}
.sec-head__more{margin-left:auto;font-size:14px;font-weight:600;color:var(--ink-2);transition:color var(--ease);}
.sec-head__more:hover{color:var(--orange);}
.lead{font-size:16px;line-height:1.9;color:var(--muted);max-width:760px;}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--card);border-bottom:1px solid var(--line);}
.hero__inner{
  display:grid;grid-template-columns:1fr;gap:36px;align-items:center;
  padding:56px 0 0;
}
@media (min-width:768px){.hero__inner{padding-top:64px;}}
@media (min-width:1024px){
  .hero__inner{grid-template-columns:1.05fr .95fr;gap:56px;padding-top:80px;}
}
.hero__title{
  font-size:30px;line-height:1.28;font-weight:800;color:var(--ink);margin:18px 0 16px;
  letter-spacing:-.2px;
}
@media (min-width:640px){.hero__title{font-size:34px;}}
@media (min-width:1024px){.hero__title{font-size:38px;line-height:1.25;}}
.hero__sub{font-size:17px;line-height:1.85;color:var(--muted);max-width:560px;margin-bottom:28px;}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;}
@media (max-width:520px){
  .hero__actions{flex-direction:column;}
  .hero__actions .btn{width:100%;}
}
.hero__figure{margin:0;}
.hero__figure img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-img);
  border:1px solid var(--line);background:var(--line);
}
.hero__caption{margin-top:10px;font-size:13px;color:var(--muted);}
.hero__bar{height:4px;background:var(--lime);margin-top:48px;}

/* ---------- 数据条 ---------- */
.stats{border-bottom:1px solid var(--line);background:var(--card);}
.stats__inner{
  display:grid;grid-template-columns:1fr;gap:0;padding:26px 0;
}
@media (min-width:640px){
  .stats__inner{grid-template-columns:repeat(2,1fr);}
}
@media (min-width:1024px){
  .stats__inner{grid-template-columns:repeat(4,1fr);}
}
.stat{
  padding:14px 22px;border-left:1px solid var(--line);
}
.stat:first-child{border-left:0;}
@media (max-width:639px){
  .stat{border-left:0;border-top:1px solid var(--line);padding:16px 0;}
  .stat:first-child{border-top:0;}
}
.stat__num{display:block;font-size:28px;font-weight:800;color:var(--ink);line-height:1.2;}
.stat__label{display:block;font-size:13px;color:var(--muted);margin-top:4px;}

/* ---------- 主张段 ---------- */
.claim{display:grid;grid-template-columns:1fr;gap:36px;}
@media (min-width:1024px){
  .claim{grid-template-columns:1fr 1fr .6fr;gap:48px;align-items:start;}
}
.claim h2{font-size:26px;line-height:1.3;margin-bottom:20px;}
.claim__vert{
  position:relative;border-radius:var(--r-img);overflow:hidden;border:1px solid var(--line);
  min-height:220px;
}
.claim__vert img{width:100%;height:100%;min-height:220px;aspect-ratio:3/4;object-fit:cover;background:var(--line);}
.claim__side{
  display:none;
}
@media (min-width:1024px){
  .claim__side{
    display:flex;align-items:flex-end;justify-content:center;height:100%;
  }
  .claim__side span{
    writing-mode:vertical-rl;transform:rotate(180deg);
    font-size:13px;color:var(--muted);letter-spacing:.12em;
  }
}

/* ---------- 故事时间线 ---------- */
.story{background:var(--card);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.story__item{
  display:grid;grid-template-columns:1fr;gap:28px;align-items:center;
  padding:48px 0;
}
.story__item + .story__item{border-top:1px solid var(--line);}
@media (min-width:1024px){
  .story__item{grid-template-columns:1fr 1fr;gap:56px;padding:64px 0;}
  .story__item--flip .story__media{order:2;}
  .story__item--flip .story__text{order:1;}
}
.story__media{margin:0;}
.story__media img{
  width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:var(--r-img);
  border:1px solid var(--line);background:var(--line);
}
.story__text h3{font-size:22px;line-height:1.4;margin-bottom:16px;}
.story__text p{color:var(--muted);}
.text-link{
  display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--ink-2);
  border-bottom:2px solid transparent;padding-bottom:2px;
  transition:color var(--ease),border-color var(--ease);
}
.text-link:hover{color:var(--orange);border-color:var(--orange);}
.text-link span{transition:transform var(--ease);}
.text-link:hover span{transform:translateX(3px);}

/* ---------- 精选卡片 ---------- */
.picks{display:grid;grid-template-columns:1fr;gap:24px;}
@media (min-width:1024px){
  .picks{grid-template-columns:2fr 1fr;grid-template-rows:auto auto;gap:24px;}
}
.card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);padding:20px;overflow:hidden;
  transition:border-color var(--ease),box-shadow var(--ease),transform var(--ease);
}
.card:hover{border-color:rgba(200,241,90,.7);box-shadow:var(--shadow-2);transform:translateY(-2px);}
.card__media{border-radius:var(--r-img);overflow:hidden;background:var(--line);margin-bottom:16px;}
.card__media img{width:100%;object-fit:cover;transition:transform var(--ease);}
.card:hover .card__media img{transform:scale(1.04);}
.card__title{font-size:18px;line-height:1.45;font-weight:600;margin:10px 0 8px;transition:box-shadow var(--ease);}
.card:hover .card__title{box-shadow:0 2px 0 0 var(--orange);}
.card__desc{font-size:14px;line-height:1.8;color:var(--muted);margin:0 0 16px;}
.card__foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--muted);}
.card--wide{grid-column:1;grid-row:1;}
@media (min-width:1024px){
  .card--wide{grid-row:1 / span 2;flex-direction:row;align-items:stretch;padding:24px;gap:24px;}
  .card--wide .card__media{flex:0 0 46%;margin-bottom:0;}
  .card--wide .card__media img{height:100%;aspect-ratio:4/3;min-height:260px;}
  .card--wide .card__body{flex:1 1 auto;display:flex;flex-direction:column;}
  .card--wide .card__title{font-size:22px;line-height:1.4;}
}
.card__small{grid-column:1;}
.card__small .card__media img{aspect-ratio:16/10;}
@media (min-width:1024px){
  .card__small{grid-column:2;}
}

/* ---------- 最新信息（CMS 列表区） ---------- */
.news{background:var(--paper);}
.news__wrap{border-top:1px solid var(--line);}
.news__grid{display:grid;grid-template-columns:1fr;column-gap:48px;}
@media (min-width:1024px){.news__grid{grid-template-columns:1fr 1fr;}}
.news-row{
  position:relative;display:flex;gap:16px;padding:20px 14px 20px 4px;
  border-bottom:1px solid var(--line);
  transition:background var(--ease);
}
.news-row::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:0;
  background:var(--lime);border-radius:2px;transition:width var(--ease);
}
.news-row:hover{background:#fff;}
.news-row:hover::before{width:3px;}
.news-row__time{
  flex:0 0 88px;width:88px;text-align:right;font-size:13px;color:var(--muted);
  font-variant-numeric:tabular-nums;padding-top:2px;
}
@media (max-width:639px){
  .news-row{flex-direction:column;gap:8px;}
  .news-row__time{width:auto;flex:0 0 auto;text-align:left;}
}
.news-row__main{min-width:0;flex:1 1 auto;display:flex;flex-direction:column;gap:6px;align-items:flex-start;}
.news-row__title{font-size:17px;line-height:1.5;font-weight:600;color:var(--ink);margin:0;}
.news-row__title:hover{color:var(--orange);}
.news-row__desc{font-size:14px;line-height:1.8;color:var(--muted);margin:0;}
.news-empty{
  border:1px dashed var(--line);border-radius:var(--r-card);background:#fff;
  padding:28px 24px;text-align:center;color:var(--muted);font-size:15px;
}
.news-empty strong{display:block;color:var(--ink);font-size:16px;margin-bottom:6px;}

/* ---------- 信任条 ---------- */
.trust{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.trust__rail{
  display:flex;gap:16px;overflow-x:auto;padding:6px 0 14px;scrollbar-width:thin;
}
.trust__chip{
  flex:0 0 auto;display:flex;align-items:center;gap:10px;
  padding:12px 20px;border:1px solid var(--line);border-radius:999px;background:var(--paper);
  font-size:14px;font-weight:600;color:var(--muted);filter:grayscale(1);opacity:.8;
  transition:filter var(--ease),opacity var(--ease),border-color var(--ease),color var(--ease);
}
.trust__chip:hover{filter:grayscale(0);opacity:1;border-color:var(--ink);color:var(--ink);}
.trust__dot{width:8px;height:8px;border-radius:50%;background:var(--lime);}

/* ---------- CTA ---------- */
.cta{background:var(--ink);color:var(--paper);}
.cta__inner{
  display:grid;grid-template-columns:1fr;gap:32px;align-items:center;padding:64px 0;
}
@media (min-width:1024px){.cta__inner{grid-template-columns:1fr 1fr;gap:56px;}}
.cta h2{color:#fff;font-size:26px;line-height:1.35;margin-bottom:12px;}
.cta p{color:rgba(246,244,238,.7);margin:0;}
.cta-form{width:100%;}
.cta-form label{display:block;font-size:13px;font-weight:600;color:rgba(246,244,238,.8);margin-bottom:8px;}
.cta-form__row{display:flex;gap:12px;}
@media (max-width:640px){.cta-form__row{flex-direction:column;}}
.cta-form input{
  flex:1 1 auto;min-width:0;height:46px;padding:0 16px;border-radius:var(--r-input);
  border:1px solid var(--line);background:#fff;color:var(--text);
  transition:box-shadow var(--ease),border-color var(--ease);
}
.cta-form input::placeholder{color:var(--muted);}
.cta-form input:focus{outline:none;border-color:var(--lime);box-shadow:0 0 0 2px var(--lime);}
.cta-form__hint{font-size:13px;color:rgba(246,244,238,.55);margin:10px 0 0;}

/* ---------- FAQ ---------- */
.faq{display:flex;flex-direction:column;gap:12px;max-width:900px;}
.faq-item{border:1px solid var(--line);border-radius:12px;background:#fff;overflow:hidden;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;text-align:left;font-size:16px;font-weight:600;color:var(--ink);
  transition:background var(--ease);
}
.faq-q:hover{background:var(--paper);}
.faq-q__icon{
  flex:0 0 auto;width:24px;height:24px;border-radius:50%;background:var(--paper);
  display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;color:var(--ink);
  transition:background var(--ease),color var(--ease),transform var(--ease);
}
.faq-item.is-open .faq-q__icon{background:var(--lime);transform:rotate(45deg);}
.faq-a{
  display:none;padding:0 20px 18px;position:relative;
}
.faq-a::before{
  content:"";position:absolute;left:20px;top:4px;bottom:18px;width:3px;border-radius:2px;background:var(--lime);
}
.faq-a p{
  margin:0;padding-left:20px;font-size:15px;line-height:1.9;color:var(--muted);
}
.faq-item.is-open .faq-a{display:block;}

/* ---------- 页脚 ---------- */
.site-foot{background:var(--ink);color:var(--paper);border-top:2px solid var(--lime);margin-top:auto;}
.foot__grid{
  display:grid;grid-template-columns:1fr;gap:32px;padding:56px 0 32px;
}
@media (min-width:640px){.foot__grid{grid-template-columns:1fr 1fr;}}
@media (min-width:1024px){.foot__grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}}
.foot__brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.foot__brand .brand__text{font-size:15px;}
.foot__desc{font-size:14px;line-height:1.85;color:rgba(246,244,238,.62);margin:0;}
.foot h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px;letter-spacing:.04em;}
.foot ul li{margin-bottom:10px;}
.foot a{font-size:14px;color:rgba(246,244,238,.68);transition:color var(--ease);}
.foot a:hover{color:var(--lime);}
.foot__bottom{
  border-top:1px solid rgba(246,244,238,.14);padding:18px 0 26px;
  display:flex;flex-wrap:wrap;gap:10px 24px;align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(246,244,238,.6);
}
.foot__bottom p{margin:0;font-size:13px;}

/* ---------- 动效偏好 ---------- */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    transition-duration:.01ms !important;
    animation-duration:.01ms !important;
    scroll-behavior:auto !important;
  }
  .card:hover{transform:none;}
  .card:hover .card__media img{transform:none;}
  .btn--primary:hover{transform:none;}
}

/* roulang page: category1 */
:root{
  --ink:#0F2E24;
  --ink-2:#1C4A38;
  --lime:#C8F15A;
  --orange:#E8743B;
  --paper:#F6F4EE;
  --card:#FFFFFF;
  --line:#E2E0D8;
  --text:#1B1F1D;
  --muted:#5C6660;
  --ok:#2F7D5B;
  --warn:#C4452F;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-input:10px;
  --sh-1:0 1px 2px rgba(15,46,36,.06);
  --sh-2:0 10px 24px rgba(15,46,36,.10);
  --nav-w:232px;
  --tr:200ms ease-out;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.9;
  font-weight:400;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer;}
input{font:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink);letter-spacing:0;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus{outline:none;}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px;}
.num{font-variant-numeric:tabular-nums;font-family:system-ui,-apple-system,"PingFang SC",sans-serif;}

/* ---------- layout ---------- */
.page{
  min-height:100vh;
}
.sidenav{
  position:fixed;
  top:0;
  left:0;
  width:var(--nav-w);
  height:100vh;
  background:var(--ink);
  display:flex;
  flex-direction:column;
  padding:26px 0 20px;
  z-index:60;
  overflow-y:auto;
}
.sidenav__brand{
  display:flex;
  align-items:center;
  gap:10px;
  padding:0 22px 22px;
  border-bottom:1px solid rgba(246,244,238,.14);
  margin-bottom:18px;
}
.brand__mark{
  width:34px;height:34px;flex:0 0 34px;
  border-radius:10px;
  background:var(--lime);
  display:flex;align-items:center;justify-content:center;
}
.brand__mark svg{width:20px;height:20px;}
.brand__text{
  font-size:15px;
  font-weight:800;
  line-height:1.35;
  color:#fff;
  letter-spacing:0;
}
.sidenav__nav{display:flex;flex-direction:column;padding:0 14px;gap:4px;}
.nav-link{
  position:relative;
  display:block;
  padding:11px 12px 11px 16px;
  border-radius:10px;
  font-size:14.5px;
  line-height:1.5;
  color:rgba(255,255,255,.62);
  transition:color var(--tr),background var(--tr);
}
.nav-link::before{
  content:"";
  position:absolute;
  left:0;top:50%;
  width:2px;height:0;
  background:var(--lime);
  border-radius:2px;
  transform:translateY(-50%);
  transition:height var(--tr);
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.06);}
.nav-link:hover::before{height:18px;}
.nav-link.is-active{color:var(--lime);background:rgba(200,241,90,.09);}
.nav-link.is-active::before{height:24px;width:4px;}
.sidenav__foot{
  margin-top:auto;
  padding:22px 22px 0;
  border-top:1px solid rgba(246,244,238,.14);
}
.sidenav__foot p{
  font-size:12.5px;
  line-height:1.7;
  color:rgba(246,244,238,.55);
  margin-bottom:14px;
}
.btn-mini{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:8px 14px;
  border-radius:var(--r-btn);
  background:var(--lime);
  color:var(--ink);
  font-size:13px;
  font-weight:700;
  transition:background var(--tr),transform var(--tr);
}
.btn-mini:hover{background:#d8ff6e;transform:translateY(-1px);}

.mobilebar{
  display:none;
  position:sticky;
  top:0;
  z-index:70;
  background:#fff;
  border-bottom:1px solid var(--line);
  padding:10px 18px;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.mobilebar__brand{display:flex;align-items:center;gap:9px;}
.mobilebar__brand .brand__mark{width:30px;height:30px;flex:0 0 30px;}
.mobilebar__brand .brand__text{color:var(--ink);font-size:14px;}
.burger{
  width:42px;height:42px;
  border:1px solid var(--line);
  border-radius:10px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;
  background:#fff;
}
.burger span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform var(--tr),opacity var(--tr);}
.burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.burger.is-open span:nth-child(2){opacity:0;}
.burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.mobilepanel{
  display:none;
  background:var(--paper);
  border-bottom:1px solid var(--line);
}
.mobilepanel.is-open{display:block;}
.mobilepanel a{
  display:flex;
  align-items:center;
  height:48px;
  padding:0 20px;
  font-size:15px;
  color:var(--text);
  border-bottom:1px solid var(--line);
}
.mobilepanel a.is-active{color:var(--ink);font-weight:700;box-shadow:inset 4px 0 0 var(--lime);}

.main{
  margin-left:var(--nav-w);
  min-height:100vh;
}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 32px;
}
.section{padding:72px 0;}
.section--tight{padding:56px 0;}

/* ---------- section title ---------- */
.sec-head{
  display:flex;
  align-items:flex-start;
  gap:14px;
  margin-bottom:32px;
}
.sec-head__bar{width:4px;align-self:stretch;min-height:44px;background:var(--lime);border-radius:4px;}
.sec-head__idx{
  font-size:13px;
  font-weight:700;
  letter-spacing:.14em;
  color:var(--muted);
  line-height:1.5;
  margin-bottom:4px;
}
.sec-head h2{font-size:26px;line-height:1.3;font-weight:700;}
.sec-head__sub{margin-top:8px;font-size:15px;color:var(--muted);max-width:720px;}

/* ---------- hero banner ---------- */
.banner{
  position:relative;
  min-height:220px;
  display:flex;
  align-items:flex-end;
  background-image:linear-gradient(90deg,rgba(15,46,36,.82) 0%,rgba(15,46,36,.62) 52%,rgba(15,46,36,.30) 100%),url("/assets/images/backpic/back-1.png");
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.banner::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:4px;
  background:var(--lime);
}
.banner__inner{
  position:relative;
  z-index:2;
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:56px 32px 44px;
}
.crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:rgba(246,244,238,.72);
  margin-bottom:18px;
}
.crumb a{color:rgba(246,244,238,.72);}
.crumb a:hover{color:#fff;text-decoration:underline;}
.crumb span.sep{color:rgba(246,244,238,.4);}
.crumb .cur{color:#fff;}
.banner h1{
  color:#fff;
  font-size:38px;
  line-height:1.25;
  font-weight:800;
  max-width:820px;
}
.banner__desc{
  margin-top:16px;
  max-width:760px;
  font-size:15.5px;
  line-height:1.85;
  color:rgba(246,244,238,.86);
}

/* ---------- status strip ---------- */
.strip{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  display:grid;
  grid-template-columns:repeat(4,1fr);
  margin-top:-30px;
  position:relative;
  z-index:5;
  overflow:hidden;
}
.strip__item{
  padding:22px 24px;
  border-right:1px solid var(--line);
}
.strip__item:last-child{border-right:0;}
.strip__k{font-size:13px;color:var(--muted);font-weight:500;}
.strip__v{font-size:22px;font-weight:800;color:var(--ink);line-height:1.4;margin-top:6px;}
.strip__v small{font-size:13px;font-weight:600;color:var(--muted);margin-left:4px;}

/* ---------- two column ---------- */
.cols{
  display:grid;
  grid-template-columns:minmax(0,2fr) minmax(0,1fr);
  gap:40px;
  align-items:start;
}
.list-block{background:transparent;}
.entry{
  position:relative;
  padding:24px 22px 24px 26px;
  border-bottom:1px solid var(--line);
  transition:background var(--tr);
}
.entry:first-child{border-top:1px solid var(--line);}
.entry::before{
  content:"";
  position:absolute;
  left:0;top:24px;bottom:24px;
  width:3px;
  border-radius:3px;
  background:var(--lime);
  opacity:0;
  transition:opacity var(--tr);
}
.entry:hover{background:#fff;}
.entry:hover::before{opacity:1;}
.entry__top{display:flex;align-items:center;gap:12px;margin-bottom:10px;flex-wrap:wrap;}
.badge{
  display:inline-flex;align-items:center;
  padding:3px 11px;
  border-radius:999px;
  font-size:13px;font-weight:600;line-height:1.5;
}
.badge--orange{background:var(--orange);color:#fff;}
.badge--outline{border:1px solid var(--ink);color:var(--ink);background:transparent;}
.badge--soft{background:rgba(200,241,90,.28);color:var(--ink);}
.entry__time{font-size:13px;color:var(--muted);margin-left:auto;}
.entry h3{font-size:18px;line-height:1.45;font-weight:600;transition:color var(--tr);}
.entry:hover h3{color:var(--ink-2);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:4px;}
.entry p{margin-top:10px;font-size:15px;line-height:1.85;color:var(--muted);}
.entry__more{
  display:inline-flex;align-items:center;gap:6px;
  margin-top:12px;
  font-size:13.5px;font-weight:700;color:var(--ink);
}
.entry__more svg{transition:transform var(--tr);}
.entry:hover .entry__more svg{transform:translateX(3px);}

/* ---------- sticky card ---------- */
.sidecard{
  position:sticky;
  top:32px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  padding:24px;
}
.sidecard + .sidecard{margin-top:22px;}
.sidecard h3{font-size:17px;line-height:1.45;font-weight:700;}
.sidecard__tagline{font-size:13px;color:var(--orange);font-weight:700;letter-spacing:.08em;margin-bottom:8px;}
.sidecard p{font-size:14.5px;line-height:1.85;color:var(--muted);margin-top:10px;}
.sidecard ul{margin-top:16px;border-top:1px solid var(--line);padding-top:12px;}
.sidecard li{border-bottom:1px dashed var(--line);}
.sidecard li:last-child{border-bottom:0;}
.sidecard li a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 2px;
  font-size:14.5px;color:var(--text);
  transition:color var(--tr),padding-left var(--tr);
}
.sidecard li a:hover{color:var(--ink);padding-left:6px;}
.sidecard li a span.arrow{color:var(--muted);font-size:13px;}
.sidecard--dark{
  background:var(--ink);
  border-color:var(--ink);
  color:#fff;
}
.sidecard--dark h3{color:#fff;}
.sidecard--dark p{color:rgba(246,244,238,.72);}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 20px;
  border-radius:var(--r-btn);
  font-size:14.5px;
  font-weight:700;
  line-height:1.4;
  transition:background var(--tr),color var(--tr),transform var(--tr),box-shadow var(--tr),border-color var(--tr);
}
.btn svg{transition:transform var(--tr);}
.btn--primary{background:var(--ink);color:#fff;box-shadow:var(--sh-1);}
.btn--primary:hover{background:var(--ink-2);transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn--primary:hover svg{transform:translateX(2px);}
.btn--primary:active{transform:translateY(0);}
.btn--ghost{border:1.5px solid var(--ink);color:var(--ink);background:transparent;}
.btn--ghost:hover{background:var(--ink);color:#fff;}
.btn--lime{background:var(--lime);color:var(--ink);border:1.5px solid transparent;}
.btn--lime:hover{background:#d8ff6e;border-color:var(--ink);transform:translateY(-1px);}
.btn--block{width:100%;}

/* ---------- steps ---------- */
.steps{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.step{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:22px 20px;
  box-shadow:var(--sh-1);
  transition:border-color var(--tr),box-shadow var(--tr),transform var(--tr);
}
.step:hover{border-color:rgba(200,241,90,.7);box-shadow:var(--sh-2);transform:translateY(-2px);}
.step__no{
  font-size:13px;font-weight:800;letter-spacing:.12em;
  color:var(--ink);
  background:var(--lime);
  display:inline-flex;align-items:center;justify-content:center;
  min-width:34px;height:26px;border-radius:999px;
  padding:0 10px;
}
.step h3{font-size:17px;margin-top:14px;line-height:1.45;}
.step p{margin-top:10px;font-size:14.5px;line-height:1.85;color:var(--muted);}

/* ---------- notice rows ---------- */
.notice{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:0;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-1);
}
.notice__cell{
  padding:22px 24px;
  border-right:1px solid var(--line);
}
.notice__cell:last-child{border-right:0;}
.notice__cell strong{display:block;font-size:13px;color:var(--orange);letter-spacing:.06em;font-weight:700;}
.notice__cell p{margin-top:9px;font-size:14.5px;line-height:1.85;color:var(--muted);}

/* ---------- image feature ---------- */
.feature{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:36px;
  align-items:center;
}
.feature__media{
  position:relative;
  border-radius:var(--r-img);
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--line);
  aspect-ratio:3/2;
}
.feature__media img{width:100%;height:100%;object-fit:cover;transition:transform 220ms ease-out;}
.feature__media:hover img{transform:scale(1.04);}
.feature h2{font-size:26px;line-height:1.3;}
.feature p{margin-top:14px;font-size:15.5px;line-height:1.9;color:var(--muted);}
.feature .btn{margin-top:20px;}

/* ---------- faq ---------- */
.faq{max-width:900px;}
.faq__item{
  border:1px solid var(--line);
  border-radius:12px;
  background:var(--card);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color var(--tr),box-shadow var(--tr);
}
.faq__item.is-open{border-color:rgba(200,241,90,.85);box-shadow:var(--sh-1);}
.faq__q{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  text-align:left;
  padding:16px 20px;
  font-size:15.5px;
  font-weight:600;
  color:var(--ink);
  line-height:1.6;
}
.faq__sign{
  flex:0 0 26px;width:26px;height:26px;
  border-radius:50%;
  border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;color:var(--ink);
  transition:transform var(--tr),background var(--tr);
}
.faq__item.is-open .faq__sign{background:var(--lime);border-color:var(--lime);transform:rotate(45deg);}
.faq__a{
  display:none;
  padding:0 20px 18px 23px;
  border-left:3px solid var(--lime);
  margin-left:18px;
  font-size:15px;
  line-height:1.9;
  color:var(--muted);
}
.faq__item.is-open .faq__a{display:block;}

/* ---------- CTA ---------- */
.cta{
  background:var(--ink);
  border-radius:var(--r-card);
  padding:44px 44px;
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:36px;
  align-items:center;
  color:#fff;
}
.cta h2{color:#fff;font-size:26px;line-height:1.3;}
.cta p{margin-top:12px;font-size:15px;line-height:1.85;color:rgba(246,244,238,.78);}
.cta__form{display:flex;gap:12px;flex-wrap:wrap;}
.cta__form .field{flex:1 1 220px;min-width:0;}
.cta input[type="text"]{
  width:100%;
  height:46px;
  padding:0 14px;
  border-radius:var(--r-input);
  border:1px solid var(--line);
  background:#fff;
  color:var(--text);
  font-size:15px;
}
.cta input[type="text"]::placeholder{color:var(--muted);}
.cta input[type="text"]:focus{border-color:var(--lime);box-shadow:0 0 0 2px rgba(200,241,90,.55);}
.cta__hint{font-size:13px;color:rgba(246,244,238,.6);margin-top:12px;}
.cta__msg{font-size:13px;margin-top:10px;display:none;}
.cta__msg.is-ok{display:block;color:var(--lime);}
.cta__msg.is-err{display:block;color:#FFB199;}

/* ---------- footer ---------- */
.site-foot{
  margin-top:72px;
  background:var(--ink);
  color:var(--paper);
  border-top:2px solid var(--lime);
  padding:56px 0 26px;
}
.site-foot .container{max-width:1200px;}
.foot__grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:36px;
}
.foot__brand{display:flex;align-items:center;gap:10px;}
.foot__brand .brand__text{color:#fff;font-size:15.5px;}
.foot__desc{margin-top:14px;font-size:14px;line-height:1.85;color:rgba(246,244,238,.7);max-width:340px;}
.foot h4{color:#fff;font-size:15px;font-weight:700;margin:0 0 14px;letter-spacing:0;}
.foot ul li{margin-bottom:10px;}
.foot ul a{font-size:14px;color:rgba(246,244,238,.72);transition:color var(--tr);}
.foot ul a:hover{color:var(--lime);}
.foot__bottom{
  margin-top:40px;
  padding-top:20px;
  border-top:1px solid rgba(246,244,238,.16);
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
}
.foot__bottom p{font-size:13px;color:rgba(246,244,238,.6);}

@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;}
  .feature__media:hover img{transform:none;}
  .step:hover{transform:none;}
}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  :root{--nav-w:200px;}
  .container{padding:0 26px;}
  .banner__inner{padding:50px 26px 40px;}
  .cols{gap:28px;}
}
@media (max-width:1023px){
  .sidenav{display:none;}
  .mobilebar{display:flex;}
  .main{margin-left:0;}
  .section{padding:56px 0;}
  .banner h1{font-size:32px;}
  .strip{grid-template-columns:repeat(2,1fr);}
  .strip__item{border-bottom:1px solid var(--line);}
  .strip__item:nth-child(2){border-right:0;}
  .strip__item:nth-last-child(-n+2){border-bottom:0;}
  .cols{grid-template-columns:1fr;}
  .sidecard{position:static;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .feature{grid-template-columns:1fr;}
  .cta{grid-template-columns:1fr;padding:34px 26px;}
  .foot__grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:640px){
  .container{padding:0 18px;}
  .banner__inner{padding:42px 18px 34px;}
  .banner h1{font-size:28px;}
  .banner__desc{font-size:15px;}
  .section{padding:46px 0;}
  .sec-head h2{font-size:22px;}
  .strip{grid-template-columns:1fr;}
  .strip__item{border-right:0;border-bottom:1px solid var(--line);}
  .strip__item:last-child{border-bottom:0;}
  .steps{grid-template-columns:1fr;}
  .notice{grid-template-columns:1fr;}
  .notice__cell{border-right:0;border-bottom:1px solid var(--line);}
  .notice__cell:last-child{border-bottom:0;}
  .entry{padding:20px 16px 20px 20px;}
  .entry__time{margin-left:0;width:100%;}
  .btn{width:100%;}
  .cta__form .field{flex:1 1 100%;}
  .foot__grid{grid-template-columns:1fr;gap:26px;}
  .foot__bottom{flex-direction:column;gap:8px;}
}

/* roulang page: article */
:root{
  --ink:#0F2E24;
  --ink-2:#1C4A38;
  --lime:#C8F15A;
  --orange:#E8743B;
  --paper:#F6F4EE;
  --card:#FFFFFF;
  --line:#E2E0D8;
  --text:#1B1F1D;
  --muted:#5C6660;
  --ok:#2F7D5B;
  --warn:#C4452F;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --shadow-1:0 1px 2px rgba(15,46,36,.06);
  --shadow-2:0 10px 24px rgba(15,46,36,.10);
  --container:1200px;
  --sidebar:232px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--paper);
  color:var(--text);
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* ---------- 布局骨架 ---------- */
.layout{display:grid;grid-template-columns:var(--sidebar) minmax(0,1fr);min-height:100vh}
.sidenav{background:var(--ink)}
.sidenav__inner{
  position:sticky;top:0;height:100vh;overflow-y:auto;
  padding:28px 20px 24px;display:flex;flex-direction:column;gap:26px;
}
.brand{display:flex;align-items:center;gap:10px}
.brand__mark{
  width:34px;height:34px;flex:0 0 auto;border-radius:10px;background:var(--lime);
  display:grid;place-items:center;
}
.brand__mark svg{width:20px;height:20px}
.brand__text{font-size:16px;font-weight:700;line-height:1.3;letter-spacing:.2px;color:#fff}
.sidenav__nav{display:flex;flex-direction:column;gap:4px}
.nav-link{
  position:relative;display:block;padding:11px 12px 11px 16px;border-radius:10px;
  font-size:15px;color:rgba(255,255,255,.6);
  transition:color .2s ease-out,background-color .2s ease-out;
}
.nav-link::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:2px;height:0;border-radius:2px;background:var(--lime);
  transition:height .2s ease-out,width .2s ease-out;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.06)}
.nav-link:hover::before{height:14px}
.nav-link.is-active{color:var(--lime);background:rgba(200,241,90,.08)}
.nav-link.is-active::before{height:22px;width:4px}
.sidenav__foot{
  margin-top:auto;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);
  font-size:12.5px;line-height:1.75;color:rgba(255,255,255,.5);
}
.btn-mini{
  display:inline-flex;align-items:center;gap:6px;margin-bottom:14px;
  padding:9px 14px;border-radius:10px;background:var(--lime);color:var(--ink);
  font-size:13.5px;font-weight:600;transition:filter .2s ease-out;
}
.btn-mini:hover{filter:brightness(1.06)}

/* ---------- 顶部条（移动端） ---------- */
.topbar{display:none}
.hamburger{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;background:#fff;flex-direction:column;align-items:center;justify-content:center;gap:4px}
.hamburger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:transform .2s ease-out,opacity .2s ease-out}
.mobile-panel{display:none;background:var(--paper);border-bottom:1px solid var(--line)}
.mobile-panel a{display:block;padding:0 20px;height:44px;line-height:44px;font-size:15px;color:var(--text);border-bottom:1px solid var(--line)}
.mobile-panel a.is-active{color:var(--ink);font-weight:700;border-left:4px solid var(--lime)}

/* ---------- 文章首屏区 ---------- */
.article-hero{padding:34px 0 0}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:20px}
.breadcrumb a{color:var(--muted);transition:color .2s ease-out}
.breadcrumb a:hover{color:var(--ink);text-decoration:underline}
.breadcrumb .sep{color:#C9C6BC}
.breadcrumb .current{color:var(--text);max-width:54ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cat-badge{
  display:inline-flex;align-items:center;padding:4px 13px;border-radius:999px;
  background:var(--orange);color:#fff;font-size:13px;font-weight:500;line-height:1.5;
}
.article-title{
  font-size:36px;line-height:1.25;font-weight:800;letter-spacing:0;
  color:var(--ink);margin:16px 0 18px;max-width:900px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px 22px;
  padding-bottom:24px;font-size:13px;color:var(--muted);
  border-bottom:1px solid var(--line);
  font-variant-numeric:tabular-nums;
}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line)}

/* ---------- 正文与侧栏 ---------- */
.article-wrap{padding:44px 0 0}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:44px;align-items:start}
.article-body{max-width:760px;font-size:16px;line-height:1.9;color:var(--text);overflow-wrap:break-word}
.article-body p{margin:0 0 20px}
.article-body h2{
  position:relative;font-size:26px;line-height:1.3;font-weight:700;color:var(--ink);
  margin:56px 0 20px;padding-left:14px;
}
.article-body h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--lime)}
.article-body h3{font-size:18px;line-height:1.45;font-weight:600;color:var(--ink);margin:34px 0 14px}
.article-body ul,.article-body ol{margin:0 0 22px;padding-left:24px}
.article-body ul li{position:relative;list-style:none;margin-bottom:10px}
.article-body ul li::before{content:"";position:absolute;left:-16px;top:12px;width:6px;height:6px;border-radius:50%;background:var(--lime)}
.article-body ol li{list-style:decimal;margin-bottom:10px}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;border-radius:0 12px 12px 0;
  background:rgba(15,46,36,.06);border-left:3px solid var(--lime);color:var(--ink-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-img);margin:26px 0 10px;width:100%;height:auto}
.article-body figure{margin:26px 0}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px}
.article-body table{
  width:100%;border-collapse:collapse;border:1px solid var(--line);
  border-radius:12px;overflow:hidden;margin:26px 0;font-size:14.5px;
}
.article-body th,.article-body td{border-bottom:1px solid var(--line);padding:12px 14px;text-align:left}
.article-body th{background:var(--paper);font-weight:600;color:var(--ink)}
.article-body code{background:var(--paper);border:1px solid var(--line);border-radius:6px;padding:2px 6px;font-size:14px}
.article-body a{color:var(--ink);text-decoration:underline;text-decoration-color:var(--lime);text-decoration-thickness:2px;text-underline-offset:4px}
.article-body a:hover{color:var(--ink-2)}

.empty-state{padding:48px 0 24px;max-width:760px}
.empty-state h2{font-size:24px;font-weight:700;color:var(--ink);margin:0 0 12px;padding-left:0}
.empty-state h2::before{display:none}
.empty-state p{color:var(--muted);margin-bottom:24px}

/* ---------- 侧栏组件 ---------- */
.side-stack{display:flex;flex-direction:column;gap:20px}
.widget{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:20px;box-shadow:var(--shadow-1)}
.widget__title{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:700;color:var(--ink);margin-bottom:14px}
.widget__title::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--lime)}
.toc a{
  display:block;padding:7px 0 7px 13px;font-size:14px;line-height:1.7;color:var(--muted);
  border-left:2px solid var(--line);
  transition:color .2s ease-out,border-color .2s ease-out,background-color .2s ease-out;
}
.toc a:hover{color:var(--ink);background:var(--paper)}
.toc a.is-current{color:var(--ink);font-weight:600;border-left-color:var(--lime)}
.hot-list li+li{border-top:1px solid var(--line)}
.hot-list a{display:block;padding:12px 0;font-size:14.5px;line-height:1.7;color:var(--text);transition:color .2s ease-out}
.hot-list a:hover{color:var(--ink-2)}
.hot-list time{display:block;margin-top:4px;font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums}
.widget--cta{background:var(--ink);border-color:var(--ink)}
.widget--cta .widget__title{color:#fff}
.widget--cta p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);margin-bottom:16px}

/* ---------- 按钮 / 标签 / 文本链 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-btn);border:1.5px solid transparent;
  font-size:15px;font-weight:600;line-height:1.2;
  transition:background-color .2s ease-out,color .2s ease-out,border-color .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out;
}
.btn .arrow{transition:transform .2s ease-out}
.btn:hover .arrow{transform:translateX(2px)}
.btn--primary{background:var(--ink);color:#fff}
.btn--primary:hover{background:var(--ink-2);transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn--primary:active{transform:translateY(0);box-shadow:var(--shadow-1)}
.btn--ghost{border-color:var(--ink);color:var(--ink)}
.btn--ghost:hover{background:var(--ink);color:#fff}
.btn--lime{background:var(--lime);color:var(--ink);border-color:var(--lime)}
.btn--lime:hover{filter:brightness(1.05);border-color:var(--ink)}
.text-link{display:inline-flex;align-items:center;gap:6px;padding-bottom:2px;border-bottom:2px solid var(--lime);font-size:14px;font-weight:600;color:var(--ink);transition:color .2s ease-out}
.text-link:hover{color:var(--ink-2)}
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:44px;padding-top:26px;border-top:1px solid var(--line)}
.tag-row__label{font-size:13px;color:var(--muted);margin-right:4px}
.tag{display:inline-flex;padding:5px 14px;border-radius:999px;border:.5px solid var(--orange);color:var(--orange);font-size:13px;font-weight:500;line-height:1.5}

/* ---------- 相关推荐 ---------- */
.related{margin-top:64px}
.section-head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;margin-bottom:24px}
.section-head__title{display:flex;align-items:center;gap:12px}
.section-head__num{font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--muted);font-variant-numeric:tabular-nums}
.section-head__title h2{font-size:22px;font-weight:700;color:var(--ink)}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card{
  display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:box-shadow .2s ease-out,border-color .2s ease-out,transform .2s ease-out;
}
.card:hover{border-color:rgba(200,241,90,.65);box-shadow:var(--shadow-2);transform:translateY(-2px)}
.card__media{aspect-ratio:3/2;overflow:hidden;background:var(--line)}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .2s ease-out}
.card:hover .card__media img{transform:scale(1.04)}
.card__body{padding:18px 20px 22px}
.card__title{font-size:17px;font-weight:600;line-height:1.45;color:var(--ink)}
.card:hover .card__title{text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:4px}
.card__desc{
  margin-top:8px;font-size:14px;line-height:1.8;color:var(--muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card__foot{display:flex;align-items:center;justify-content:space-between;margin-top:14px;font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
.back-row{margin-top:40px;padding-top:26px;border-top:1px solid var(--line)}

/* ---------- 页脚 ---------- */
.site-foot{background:var(--ink);color:var(--paper);border-top:2px solid var(--lime);margin-top:80px}
.foot__grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:36px;padding:52px 0 36px}
.foot__brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.foot__brand .brand__mark{background:var(--lime)}
.foot__brand .brand__text{color:#fff}
.foot__desc{font-size:14px;line-height:1.85;color:rgba(246,244,238,.68);max-width:40ch}
.foot h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:14px}
.foot ul li{margin-bottom:9px}
.foot ul a{font-size:14px;color:rgba(246,244,238,.68);transition:color .2s ease-out}
.foot ul a:hover{color:var(--lime)}
.foot__bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  padding:18px 0 28px;border-top:1px solid rgba(246,244,238,.16);
  font-size:13px;color:rgba(246,244,238,.6);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .article-body{max-width:100%}
}
@media (max-width:1023px){
  .layout{grid-template-columns:minmax(0,1fr)}
  .sidenav{display:none}
  .topbar{
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    position:sticky;top:0;z-index:50;padding:12px 18px;background:#fff;border-bottom:1px solid var(--line);
  }
  .topbar .brand__text{color:var(--ink)}
  .topbar .brand__mark{background:var(--ink)}
  .topbar .brand__mark svg path{stroke:var(--lime)}
  .hamburger{display:flex}
  .mobile-panel.is-open{display:block}
  .article-title{font-size:30px}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .foot__grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
}
@media (max-width:640px){
  .container{padding:0 18px}
  .article-hero{padding-top:24px}
  .article-title{font-size:28px}
  .article-body h2{font-size:22px;margin-top:44px}
  .card-grid{grid-template-columns:minmax(0,1fr)}
  .btn{width:100%}
  .btn-mini{width:auto}
  .widget--cta .btn{width:100%}
  .foot__grid{grid-template-columns:minmax(0,1fr)}
  .foot__bottom{flex-direction:column;gap:8px}
  .breadcrumb .current{max-width:100%;white-space:normal}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important}
  html{scroll-behavior:auto}
}

/* roulang page: category2 */
:root{
    --ink:#0F2E24;
    --ink-2:#1C4A38;
    --lime:#C8F15A;
    --orange:#E8743B;
    --paper:#F6F4EE;
    --card:#FFFFFF;
    --line:#E2E0D8;
    --text:#1B1F1D;
    --muted:#5C6660;
    --ok:#2F7D5B;
    --warn:#C4452F;
    --r-card:14px;
    --r-img:12px;
    --r-btn:10px;
    --sh-1:0 1px 2px rgba(15,46,36,.06);
    --sh-2:0 10px 24px rgba(15,46,36,.10);
    --nav-w:232px;
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    background:var(--paper);
    color:var(--text);
    font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
    font-size:16px;
    line-height:1.9;
  }
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none}
  button,input{font:inherit;color:inherit}
  ul{list-style:none;margin:0;padding:0}
  h1,h2,h3,h4{margin:0}
  p{margin:0 0 18px}
  :focus-visible{outline:3px solid var(--lime);outline-offset:2px;border-radius:6px}

  /* ---------- 骨架 ---------- */
  .shell{min-height:100vh}
  .sidenav{display:none}
  .content{min-width:0}
  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
  .sec{padding:60px 0}
  .sec--tight{padding:44px 0}

  @media (min-width:1024px){
    .shell{display:flex;align-items:flex-start}
    .sidenav{
      display:flex;flex-direction:column;
      position:sticky;top:0;height:100vh;
      width:var(--nav-w);flex:0 0 var(--nav-w);
      background:var(--ink);
      padding:26px 18px 20px;
      overflow-y:auto;
    }
    .content{flex:1;min-width:0}
    .container{padding:0 32px}
    .sec{padding:72px 0}
  }
  @media (min-width:1024px) and (max-width:1279px){
    :root{--nav-w:200px}
  }

  /* ---------- 深色侧栏 ---------- */
  .sidenav__brand{display:flex;align-items:flex-start;gap:10px;margin-bottom:26px}
  .brand__mark{
    width:34px;height:34px;flex:0 0 34px;border-radius:10px;
    background:var(--lime);display:grid;place-items:center;
  }
  .brand__mark svg{width:20px;height:20px}
  .brand__text{color:#fff;font-weight:700;font-size:15px;line-height:1.4;letter-spacing:.01em}
  .sidenav__label{
    font-size:12px;letter-spacing:.18em;color:rgba(255,255,255,.42);
    font-family:system-ui,sans-serif;margin:0 0 10px 4px;
  }
  .sidenav__nav{display:grid;gap:4px}
  .nav-link{
    position:relative;display:block;
    padding:11px 12px 11px 16px;border-radius:10px;
    font-size:15px;color:rgba(255,255,255,.66);
    transition:color .2s ease-out,background .2s ease-out;
  }
  .nav-link::before{
    content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
    width:2px;height:0;background:var(--lime);border-radius:2px;
    transition:height .2s ease-out;
  }
  .nav-link:hover{color:#fff;background:var(--ink-2)}
  .nav-link:hover::before{height:18px}
  .nav-link.is-active{color:var(--lime);background:rgba(200,241,90,.09)}
  .nav-link.is-active::before{height:26px;width:4px}
  .sidenav__foot{
    margin-top:auto;padding-top:20px;
    border-top:1px solid rgba(255,255,255,.13);
    font-size:12.5px;line-height:1.7;color:rgba(255,255,255,.5);
  }
  .sidenav__foot p{margin:0 0 12px}
  .sidenav__cta{
    display:inline-flex;align-items:center;gap:6px;
    height:38px;padding:0 14px;border-radius:9px;
    background:var(--lime);color:var(--ink);font-size:13.5px;font-weight:700;
    transition:filter .2s ease-out,transform .2s ease-out;
  }
  .sidenav__cta:hover{filter:brightness(1.05);transform:translateY(-1px)}

  /* ---------- 移动端顶栏 ---------- */
  .topbar{
    position:sticky;top:0;z-index:40;
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    padding:11px 16px;background:#fff;border-bottom:1px solid var(--line);
  }
  .topbar__brand{display:flex;align-items:center;gap:9px;font-weight:700;font-size:15px;color:var(--ink)}
  .topbar__brand .brand__mark{width:30px;height:30px;flex:0 0 30px;border-radius:8px}
  .topbar__brand .brand__mark svg{width:17px;height:17px}
  .burger{
    width:44px;height:44px;border:1px solid var(--line);border-radius:10px;
    background:#fff;display:grid;place-items:center;cursor:pointer;
    transition:border-color .2s ease-out,box-shadow .2s ease-out;
  }
  .burger:hover{border-color:var(--ink);box-shadow:var(--sh-1)}
  .burger span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative}
  .burger span::before,.burger span::after{
    content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
  }
  .burger span::before{top:-6px}
  .burger span::after{top:6px}
  .drawer{
    display:none;position:fixed;left:0;right:0;top:67px;bottom:0;
    background:var(--paper);z-index:35;padding:8px 16px 24px;overflow-y:auto;
    border-top:1px solid var(--line);
  }
  .drawer.is-open{display:block}
  .drawer .nav-link{
    color:var(--text);border-bottom:1px solid var(--line);border-radius:0;
    min-height:44px;display:flex;align-items:center;padding-left:16px;
  }
  .drawer .nav-link:hover{background:#fff;color:var(--ink)}
  .drawer .nav-link.is-active{color:var(--ink);font-weight:700;background:#fff}
  .drawer .nav-link.is-active::before{height:24px;width:4px;display:block}
  @media (min-width:1024px){
    .topbar{display:none}
    .drawer{display:none !important}
  }

  /* ---------- 板块标题组 ---------- */
  .sec-head{display:flex;gap:12px;align-items:flex-start;margin-bottom:26px}
  .sec-head__bar{width:4px;height:34px;flex:0 0 4px;margin-top:5px;border-radius:2px;background:var(--lime)}
  .sec-head__no{
    font-family:system-ui,sans-serif;font-variant-numeric:tabular-nums;
    font-size:12.5px;letter-spacing:.16em;color:var(--muted);margin:0 0 2px;
  }
  .sec-title{font-size:25px;line-height:1.3;font-weight:700;color:var(--ink)}
  .sec-head__side{margin-left:auto;align-self:center;font-size:14px;color:var(--ink);border-bottom:1px solid var(--ink);padding-bottom:2px;transition:color .2s ease-out,border-color .2s ease-out}
  .sec-head__side:hover{color:var(--ink-2);border-color:var(--lime)}

  /* ---------- Hero ---------- */
  .hero{padding-top:44px;padding-bottom:0;border-bottom:1px solid var(--line);background:#fff}
  .chips{display:flex;flex-wrap:wrap;gap:10px}
  .chip{
    display:inline-flex;align-items:center;gap:8px;
    padding:9px 16px;border-radius:999px;border:1px solid var(--line);
    background:#fff;color:var(--ink);font-size:14px;font-weight:500;
    transition:border-color .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out;
  }
  .chip:hover{border-color:var(--ink);transform:translateY(-1px);box-shadow:var(--sh-1)}
  .chip.is-current{background:var(--ink);border-color:var(--ink);color:#fff}
  .dot{width:7px;height:7px;border-radius:50%;background:var(--lime);display:inline-block}
  .chip.is-current .dot{background:var(--lime)}
  .hero__grid{display:grid;gap:28px;padding:26px 0 34px}
  .hero-kicker{font-size:13.5px;letter-spacing:.05em;color:var(--muted);margin:18px 0 0}
  .hero-title{
    font-size:34px;line-height:1.25;font-weight:800;color:var(--ink);
    margin:10px 0 14px;max-width:20em;
  }
  .hero-sub{font-size:17px;line-height:1.85;color:var(--muted);margin:0 0 20px;max-width:34em}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
  .hero__media{
    position:relative;border:1px solid var(--line);border-radius:var(--r-img);
    overflow:hidden;background:var(--line);aspect-ratio:4/3;
  }
  .hero__media img{width:100%;height:100%;object-fit:cover}
  .hero__tag{
    position:absolute;left:14px;bottom:14px;
    background:rgba(15,46,36,.86);color:#fff;font-size:13px;
    padding:6px 12px;border-radius:999px;backdrop-filter:none;
  }
  .hero__rule{height:4px;background:var(--lime);width:100%}
  @media (min-width:1024px){
    .hero__grid{grid-template-columns:1.05fr .95fr;align-items:center;gap:48px;padding:30px 0 42px}
    .hero-title{font-size:36px}
  }
  @media (max-width:639px){
    .hero{padding-top:32px}
    .hero-title{font-size:28px}
    .hero-actions .btn{width:100%;justify-content:center}
  }

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:46px;padding:0 22px;border-radius:var(--r-btn);
    font-size:15px;font-weight:600;border:1.5px solid transparent;cursor:pointer;
    transition:background .2s ease-out,color .2s ease-out,border-color .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out;
  }
  .btn--primary{background:var(--ink);color:#fff}
  .btn--primary:hover{background:var(--ink-2);transform:translateY(-1px);box-shadow:var(--sh-2)}
  .btn--primary:active{transform:translateY(0)}
  .btn--ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
  .btn--ghost:hover{background:var(--ink);color:#fff}
  .btn--lime{background:var(--lime);border-color:rgba(15,46,36,.18);color:var(--ink)}
  .btn--lime:hover{filter:brightness(1.05);border-color:var(--ink);transform:translateY(-1px)}
  .btn .arw{transition:transform .2s ease-out}
  .btn:hover .arw{transform:translateX(2px)}

  /* ---------- 数据条 ---------- */
  .statbar{
    display:grid;grid-template-columns:repeat(2,1fr);
    border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff;
  }
  .stat{padding:22px 16px;border-bottom:1px solid var(--line);border-right:1px solid var(--line)}
  .stat:nth-child(2n){border-right:0}
  .stat__num{
    font-family:system-ui,sans-serif;font-variant-numeric:tabular-nums;
    font-size:28px;font-weight:800;color:var(--ink);line-height:1.2;
  }
  .stat__num small{font-size:14px;font-weight:600;margin-left:4px}
  .stat__label{font-size:13px;color:var(--muted);margin-top:4px}
  @media (min-width:768px){
    .statbar{grid-template-columns:repeat(4,1fr)}
    .stat{border-bottom:0}
    .stat:nth-child(2n){border-right:1px solid var(--line)}
    .stat:last-child{border-right:0}
  }

  /* ---------- 卖点 ---------- */
  .points{display:grid;gap:0}
  .point{display:flex;gap:16px;padding:24px 0;border-bottom:1px solid var(--line)}
  .point__no{
    flex:0 0 auto;font-family:system-ui,sans-serif;font-variant-numeric:tabular-nums;
    font-size:13px;font-weight:700;color:var(--ink);
    background:var(--lime);border-radius:999px;padding:3px 11px;height:26px;
    display:inline-flex;align-items:center;
  }
  .point__t{font-size:18px;font-weight:600;color:var(--ink);line-height:1.45;margin:0 0 6px}
  .point__d{font-size:15px;line-height:1.85;color:var(--muted);margin:0}
  @media (min-width:768px){
    .points{grid-template-columns:1fr 1fr;column-gap:44px}
  }

  /* ---------- 卡片网格 ---------- */
  .cards{display:grid;gap:24px;grid-template-columns:1fr}
  .card{
    display:flex;flex-direction:column;
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
    overflow:hidden;box-shadow:var(--sh-1);
    transition:border-color .2s ease-out,box-shadow .2s ease-out,transform .2s ease-out;
  }
  .card:hover{border-color:rgba(200,241,90,.95);box-shadow:var(--sh-2);transform:translateY(-2px)}
  .card__media{aspect-ratio:3/2;overflow:hidden;background:var(--line)}
  .card__media img{width:100%;height:100%;object-fit:cover;transition:transform .2s ease-out}
  .card:hover .card__media img{transform:scale(1.04)}
  .card__body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
  .card__title{font-size:18px;font-weight:600;line-height:1.45;color:var(--ink)}
  .card:hover .card__title{text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px}
  .card__desc{font-size:15px;line-height:1.8;color:var(--muted);margin:0}
  .card__meta{margin-top:auto;display:flex;align-items:center;gap:10px;padding-top:6px}
  .card__link{font-size:14px;font-weight:600;color:var(--ink);display:inline-flex;align-items:center;gap:6px}
  .card__link .arw{transition:transform .2s ease-out}
  .card:hover .card__link .arw{transform:translateX(3px)}
  @media (min-width:640px){.cards{grid-template-columns:repeat(2,1fr)}}
  @media (min-width:1024px){.cards{grid-template-columns:repeat(3,1fr)}}

  /* ---------- 徽章 ---------- */
  .badge{
    display:inline-flex;align-items:center;
    font-size:13px;font-weight:500;line-height:1.5;
    padding:3px 11px;border-radius:999px;
  }
  .badge--cat{background:var(--orange);color:#fff}
  .badge--out{border:1px solid rgba(15,46,36,.26);color:var(--ink)}
  .badge--time{color:var(--muted);padding-left:0}

  /* ---------- 流程 ---------- */
  .steps{display:grid;gap:18px}
  .step{
    position:relative;background:#fff;border:1px solid var(--line);
    border-radius:var(--r-card);padding:22px 20px 20px;
    transition:box-shadow .2s ease-out,border-color .2s ease-out,transform .2s ease-out;
  }
  .step:hover{border-color:rgba(200,241,90,.95);box-shadow:var(--sh-2);transform:translateY(-2px)}
  .step::before{content:"";position:absolute;left:-1px;top:22px;width:4px;height:26px;background:var(--lime);border-radius:0 3px 3px 0}
  .step__no{font-family:system-ui,sans-serif;font-variant-numeric:tabular-nums;font-size:13px;letter-spacing:.14em;color:var(--muted)}
  .step__t{font-size:17px;font-weight:600;color:var(--ink);margin:8px 0 6px;line-height:1.45}
  .step__d{font-size:14.5px;line-height:1.8;color:var(--muted);margin:0}
  @media (min-width:768px){.steps{grid-template-columns:repeat(4,1fr)}}

  /* ---------- 关键信息条 ---------- */
  .infobar{
    display:grid;gap:0;background:#fff;
    border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  }
  .infobar__item{padding:20px;border-bottom:1px solid var(--line)}
  .infobar__item:last-child{border-bottom:0}
  .infobar__k{font-size:13px;color:var(--muted);margin:0 0 6px}
  .infobar__v{font-size:16px;font-weight:600;color:var(--ink);line-height:1.6;margin:0}
  @media (min-width:640px){
    .infobar{grid-template-columns:repeat(2,1fr)}
    .infobar__item{border-right:1px solid var(--line)}
    .infobar__item:nth-child(2n){border-right:0}
  }
  @media (min-width:1024px){
    .infobar{grid-template-columns:repeat(4,1fr)}
    .infobar__item{border-bottom:0;border-right:1px solid var(--line)}
    .infobar__item:nth-child(2n){border-right:1px solid var(--line)}
    .infobar__item:last-child{border-right:0}
  }

  /* ---------- FAQ ---------- */
  .faq{display:grid;gap:12px;max-width:880px}
  .faq__item{border:1px solid var(--line);border-radius:12px;background:#fff;overflow:hidden;transition:border-color .2s ease-out}
  .faq__item:hover{border-color:rgba(15,46,36,.26)}
  .faq__q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:17px 20px;background:none;border:0;cursor:pointer;text-align:left;
    font-size:16.5px;font-weight:600;color:var(--ink);
    transition:background .2s ease-out;
  }
  .faq__q:hover{background:#FBFBF6}
  .faq__icon{font-family:system-ui,sans-serif;font-size:20px;line-height:1;color:var(--muted);flex:0 0 auto}
  .faq__a{display:none;padding:0 20px 18px 20px;border-left:3px solid var(--lime);color:var(--muted);font-size:15.5px;line-height:1.9;margin-left:0}
  .faq__a p{margin:0}
  .faq__item.is-open{border-color:rgba(15,46,36,.3)}
  .faq__item.is-open .faq__a{display:block}

  /* ---------- CTA / 订阅 ---------- */
  .cta{
    background:var(--ink);color:var(--paper);border-radius:16px;
    padding:34px 24px;display:grid;gap:24px;
  }
  .cta__t{color:#fff;font-size:25px;font-weight:700;line-height:1.35;margin:0 0 10px}
  .cta__d{color:rgba(246,244,238,.74);font-size:15.5px;line-height:1.85;margin:0}
  .form{display:grid;gap:10px}
  .field{display:grid;gap:8px}
  .field__label{font-size:13.5px;color:rgba(246,244,238,.78);font-weight:600}
  .field input{
    width:100%;height:46px;border-radius:10px;border:1px solid rgba(15,46,36,.18);
    background:#fff;color:var(--text);padding:0 14px;outline:none;
    transition:box-shadow .2s ease-out,border-color .2s ease-out;
  }
  .field input::placeholder{color:var(--muted)}
  .field input:focus{border-color:var(--ink);box-shadow:0 0 0 3px rgba(200,241,90,.7)}
  .field__err{font-size:13px;color:#FFD9CE;display:none}
  .field.is-error input{border-color:var(--warn)}
  .field.is-error .field__err{display:block}
  .form__note{font-size:13px;color:rgba(246,244,238,.62);margin:0}
  .form__ok{font-size:13.5px;color:var(--lime);display:none}
  .form__ok.is-show{display:block}
  @media (min-width:1024px){
    .cta{grid-template-columns:1fr 1fr;align-items:center;padding:44px;gap:40px}
  }

  /* ---------- 页脚 ---------- */
  .site-foot{
    background:var(--ink);color:var(--paper);
    border-top:2px solid var(--lime);
    margin-top:64px;padding:52px 0 22px;
  }
  .site-foot .brand__mark{background:var(--lime)}
  .foot__grid{display:grid;gap:28px;grid-template-columns:1fr}
  .foot__brand{display:flex;align-items:center;gap:10px;margin-bottom:12px}
  .foot__brand .brand__text{font-size:15.5px}
  .foot__desc{color:rgba(246,244,238,.7);font-size:14.5px;line-height:1.85;margin:0;max-width:36em}
  .foot h4{font-size:15px;color:#fff;margin:0 0 12px;font-weight:600}
  .foot ul{display:grid;gap:10px}
  .foot a{color:rgba(246,244,238,.72);font-size:14.5px;transition:color .2s ease-out}
  .foot a:hover{color:var(--lime)}
  .foot__bottom{
    border-top:1px solid rgba(246,244,238,.16);
    margin-top:32px;padding-top:18px;
    display:flex;flex-wrap:wrap;gap:8px;justify-content:space-between;align-items:center;
  }
  .foot__bottom p{margin:0;font-size:13px;color:rgba(246,244,238,.6);line-height:1.7}
  @media (min-width:768px){.foot__grid{grid-template-columns:1.5fr 1fr 1fr 1fr}}

  @media (prefers-reduced-motion: reduce){
    *{transition-duration:.01ms !important;animation-duration:.01ms !important;scroll-behavior:auto !important}
    .card:hover,.step:hover,.chip:hover,.btn:hover{transform:none}
    .card:hover .card__media img{transform:none}
  }