/* roulang page: index */
:root{
  --c-primary:#0B5E3F;
  --c-primary-700:#094A32;
  --c-primary-050:#EAF6EF;
  --c-accent:#FF6B2C;
  --c-accent-700:#E85A1C;
  --c-accent-050:#FFF1E8;
  --c-lime:#9FE870;
  --c-ink:#0D1412;
  --c-ink-2:#14201B;
  --c-text:#1C2320;
  --c-muted:#5A6660;
  --c-faint:#97A19C;
  --c-bg:#F6F7F4;
  --c-surface:#FFFFFF;
  --c-line:#E3E7E1;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-input:10px;
  --r-badge:999px;
  --sh-sm:0 1px 2px rgba(13,20,18,.06);
  --sh-md:0 8px 24px -12px rgba(13,20,18,.18);
  --sh-lg:0 28px 64px -28px rgba(13,20,18,.28);
  --s4:4px; --s8:8px; --s12:12px; --s16:16px; --s24:24px; --s32:32px; --s48:48px; --s64:64px; --s96:96px;
  --ease:cubic-bezier(.2,.8,.2,1);
  --sidebar-w:264px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,"Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--c-primary);text-decoration:none;background-color:transparent}
a:hover{color:var(--c-accent)}
h1,h2,h3,h4{margin:0;color:var(--c-text);font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(30px,4.6vw,54px);line-height:1.18}
h2{font-size:clamp(22px,2.4vw,34px);line-height:1.3}
h3{font-size:clamp(18px,1.6vw,22px);line-height:1.4;font-weight:600}
h4{font-size:16px;line-height:1.5;font-weight:600}
p{margin:0 0 var(--s16)}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,select,textarea{font-family:inherit;font-size:15px;color:var(--c-text)}
:focus{outline:none}
:focus-visible{outline:3px solid rgba(255,107,44,.35);outline-offset:2px;border-radius:6px}
::selection{background:var(--c-lime);color:var(--c-ink)}

/* ---------- 骨架 ---------- */
.layout{min-height:100vh}
.content{
  padding-left:var(--sidebar-w);
  background:var(--c-bg);
  min-height:100vh;
}
.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 var(--s32);
}
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section--alt{background:var(--c-surface);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:var(--s24);margin-bottom:var(--s32);flex-wrap:wrap}
.section-head p{margin:var(--s8) 0 0;color:var(--c-muted);font-size:15px;max-width:640px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.08em;
  color:var(--c-primary);text-transform:uppercase;margin-bottom:var(--s12);
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--c-accent);display:block}
.text-link{font-size:15px;font-weight:600;color:var(--c-primary);display:inline-flex;align-items:center;gap:6px;border-bottom:2px solid transparent;transition:color .2s var(--ease),border-color .2s var(--ease)}
.text-link:hover{color:var(--c-accent);border-color:var(--c-accent)}
.divider{height:1px;background:var(--c-line);border:0;margin:0}

/* ---------- 侧栏 ---------- */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);
  background:var(--c-ink);color:#fff;display:flex;flex-direction:column;
  z-index:60;border-right:1px solid rgba(255,255,255,.06);
}
.sidebar__brand{
  height:88px;display:flex;align-items:center;gap:12px;padding:0 var(--s24);
  border-bottom:1px solid rgba(255,255,255,.08);flex:0 0 auto;
}
.brand-mark{width:36px;height:36px;flex:0 0 36px}
.brand-text{display:flex;flex-direction:column;min-width:0}
.brand-text strong{font-size:14px;line-height:1.35;color:#fff;font-weight:700;letter-spacing:.01em}
.brand-text span{font-size:11px;color:var(--c-lime);letter-spacing:.14em;margin-top:2px}
.sidebar__nav{padding:var(--s24) var(--s12);flex:1 1 auto;overflow-y:auto}
.nav-label{font-size:11px;letter-spacing:.16em;color:rgba(255,255,255,.34);padding:0 var(--s12) var(--s12)}
.nav-item{
  display:flex;align-items:center;gap:12px;height:48px;padding:0 var(--s12);
  border-radius:10px;color:rgba(255,255,255,.76);font-size:15px;
  position:relative;transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.nav-item i{width:18px;text-align:center;font-size:15px;color:rgba(255,255,255,.5);transition:color .2s var(--ease)}
.nav-item:hover{background:rgba(255,255,255,.06);color:#fff;transform:translateX(2px)}
.nav-item:hover i{color:var(--c-lime)}
.nav-item.is-active{color:var(--c-lime)}
.nav-item.is-active i{color:var(--c-lime)}
.nav-item.is-active::before{content:"";position:absolute;left:-12px;top:10px;bottom:10px;width:3px;background:var(--c-accent);border-radius:0 3px 3px 0}
.sidebar__foot{padding:var(--s16) var(--s24) var(--s24);border-top:1px solid rgba(255,255,255,.08);flex:0 0 auto}
.sidebar__foot p{font-size:12px;line-height:1.9;color:rgba(255,255,255,.5);margin:0}
.sidebar__foot strong{color:rgba(255,255,255,.82);font-weight:600}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--r-btn);font-size:15px;font-weight:600;
  border:1.5px solid transparent;transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
  line-height:1.4;
}
.btn-primary{background:var(--c-accent);color:#14100C}
.btn-primary:hover{background:var(--c-accent-700);color:#14100C;transform:translateY(-1px);box-shadow:var(--sh-md)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{border-color:var(--c-primary);color:var(--c-primary);background:transparent}
.btn-outline:hover{background:var(--c-primary-050);color:var(--c-primary)}
.btn-ghost{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.45);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.18);color:#fff}
.btn-block{width:100%}
.btn-sidebar{width:100%;padding:13px 16px;font-size:14px}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,var(--c-ink) 0%,var(--c-primary-700) 100%);
  color:#fff;padding:84px 0 72px;
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(115deg,rgba(159,232,112,.09) 0 1px,transparent 1px 20px);
}
.hero::after{
  content:"";position:absolute;right:-140px;bottom:-180px;width:520px;height:520px;border-radius:50%;
  border:1px solid rgba(159,232,112,.14);pointer-events:none;
}
.hero .container{position:relative;z-index:2}
.hero h1{color:#fff;max-width:15em}
.hero h1 em{font-style:normal;color:var(--c-lime)}
.hero__lead{font-size:17px;line-height:1.85;color:rgba(255,255,255,.82);margin:var(--s24) 0 var(--s32);max-width:560px}
.hero__actions{display:flex;flex-wrap:wrap;gap:var(--s12)}
.hero__media{position:relative;border-radius:var(--r-img);overflow:hidden;box-shadow:var(--sh-lg);aspect-ratio:16/10}
.hero__media img{width:100%;height:100%;object-fit:cover}
.hero__media::after{content:"";position:absolute;inset:0;background:rgba(11,94,63,.18)}
.hero__tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:var(--s32)}
.hero__tags span{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;color:rgba(255,255,255,.86);
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  padding:5px 12px;border-radius:var(--r-badge);
}
.hero__tags i{color:var(--c-lime)}

/* ---------- 入口提示条 ---------- */
.tipbar{
  background:var(--c-primary-050);border:1px solid rgba(11,94,63,.12);
  border-radius:var(--r-btn);padding:var(--s16) var(--s24);
  display:flex;align-items:center;gap:var(--s16);flex-wrap:wrap;
  margin-top:-32px;position:relative;z-index:5;box-shadow:var(--sh-sm);
}
.tipbar strong{font-size:14px;color:var(--c-primary);font-weight:700;flex:0 0 auto}
.tipbar ul{display:flex;gap:10px;flex-wrap:wrap}
.tipbar li{
  font-size:13px;color:var(--c-primary-700);background:#fff;border:1px solid rgba(11,94,63,.14);
  padding:4px 12px;border-radius:var(--r-badge);
}

/* ---------- 痛点 ---------- */
.pain{max-width:820px}
.pain-item{display:flex;gap:var(--s24);padding:var(--s24) 0;border-bottom:1px solid var(--c-line)}
.pain-item:first-of-type{border-top:1px solid var(--c-line)}
.pain-num{
  flex:0 0 32px;width:32px;height:32px;border:1.5px solid var(--c-primary);border-radius:8px;
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;color:var(--c-primary);
}
.pain-body h3{font-size:17px;font-weight:600;margin-bottom:6px}
.pain-body p{font-size:13px;line-height:1.7;color:var(--c-muted);margin:0}

/* ---------- 方案卡 ---------- */
.solution-grid{display:grid;grid-template-columns:7fr 5fr;gap:var(--s24);align-items:start}
.col-stack{display:grid;gap:var(--s24)}
.card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:var(--s24);transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:rgba(11,94,63,.28)}
.card__img{border-radius:var(--r-img);overflow:hidden;aspect-ratio:3/2;margin-bottom:var(--s16)}
.card__img img{width:100%;height:100%;object-fit:cover}
.card h3{margin-bottom:var(--s8)}
.card__desc{font-size:14px;line-height:1.75;color:var(--c-muted);margin-bottom:var(--s16)}
.checklist li{display:flex;gap:10px;font-size:14px;line-height:1.7;color:var(--c-text);padding:5px 0}
.checklist i{color:var(--c-primary);font-size:13px;margin-top:5px}
.icon-row{display:flex;gap:18px;flex-wrap:wrap;margin-top:var(--s16)}
.icon-row span{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--c-muted)}
.icon-row i{width:30px;height:30px;border-radius:50%;background:var(--c-primary-050);color:var(--c-primary);display:inline-flex;align-items:center;justify-content:center;font-size:13px}

/* ---------- 数据条 ---------- */
.stats{background:var(--c-ink);color:#fff;padding:64px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--s32)}
.stat-num{font-size:clamp(36px,5vw,64px);line-height:1.05;font-weight:700;color:var(--c-lime);letter-spacing:-.02em}
.stat-num small{font-size:16px;font-weight:600;color:rgba(255,255,255,.72);margin-left:6px;letter-spacing:0}
.stat-line{width:36px;height:1px;background:var(--c-primary);margin:var(--s16) 0 var(--s12)}
.stat-desc{font-size:14px;line-height:1.7;color:rgba(255,255,255,.66);margin:0}

/* ---------- 资讯列表 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--s24)}
.news-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:var(--s24);display:flex;flex-direction:column;min-height:172px;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:rgba(11,94,63,.28)}
.news-card__top{display:flex;align-items:center;justify-content:space-between;gap:var(--s12);margin-bottom:var(--s12)}
.badge{
  display:inline-flex;align-items:center;height:23px;padding:4px 10px;border-radius:var(--r-badge);
  font-size:13px;font-weight:600;line-height:1;
}
.badge--green{background:var(--c-primary-050);color:var(--c-primary)}
.badge--orange{background:var(--c-accent-050);color:var(--c-accent-700)}
.badge--lime{background:rgba(159,232,112,.22);color:var(--c-primary-700)}
.badge--ink{background:#EEF0ED;color:#3C4642}
.news-card__time{font-size:13px;color:var(--c-muted)}
.news-card__title{font-size:17px;font-weight:600;line-height:1.55;margin-bottom:var(--s8)}
.news-card__title a{color:var(--c-text)}
.news-card__title a:hover{color:var(--c-primary)}
.news-card__excerpt{
  font-size:14px;line-height:1.7;color:var(--c-muted);margin:0 0 var(--s16);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card__foot{margin-top:auto;display:flex;justify-content:flex-end}
.round-link{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--c-line);
  display:inline-flex;align-items:center;justify-content:center;color:var(--c-primary);
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.round-link:hover{background:var(--c-accent);color:#14100C;border-color:var(--c-accent)}
.empty-state{
  grid-column:1 / -1;min-height:180px;border:1px dashed var(--c-line);border-radius:var(--r-card);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--s12);
  padding:var(--s32);background:var(--c-surface);text-align:center;
}
.empty-state svg{width:40px;height:40px;stroke:var(--c-faint);fill:none;stroke-width:1.6}
.empty-state p{font-size:14px;color:var(--c-muted);margin:0}

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-card);
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  min-height:240px;display:flex;align-items:center;
}
.cta-band::after{content:"";position:absolute;inset:0;background:rgba(13,20,18,.78)}
.cta-band__inner{
  position:relative;z-index:2;width:100%;padding:var(--s48);
  display:flex;align-items:center;justify-content:space-between;gap:var(--s32);flex-wrap:wrap;
}
.cta-band h2{color:#fff;max-width:16em}
.cta-band p{color:rgba(255,255,255,.78);font-size:15px;margin:var(--s12) 0 0;max-width:34em}

/* ---------- FAQ ---------- */
.faq{max-width:860px}
.faq-item{border-bottom:1px solid var(--c-line)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:var(--s16);
  min-height:56px;padding:var(--s16) 0;font-size:17px;font-weight:600;color:var(--c-text);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--c-primary)}
.faq-icon{flex:0 0 24px;width:24px;height:24px;position:relative;transition:transform .22s var(--ease)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--c-primary);border-radius:2px;transition:opacity .22s var(--ease),transform .22s var(--ease)}
.faq-icon::before{left:4px;right:4px;top:11px;height:2px}
.faq-icon::after{top:4px;bottom:4px;left:11px;width:2px}
.faq-item[open] .faq-icon{transform:rotate(180deg)}
.faq-item[open] .faq-icon::after{opacity:0;transform:scaleY(.2)}
.faq-body{padding:0 0 var(--s16);font-size:15px;line-height:1.85;color:var(--c-muted);max-width:760px}

/* ---------- 页脚 ---------- */
.footer{background:var(--c-ink);color:rgba(255,255,255,.7);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:var(--s32)}
.footer h4{color:#fff;font-size:15px;margin-bottom:var(--s16)}
.footer p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.6)}
.footer a{color:rgba(255,255,255,.72);font-size:14px}
.footer a:hover{color:var(--c-lime)}
.footer li{padding:5px 0}
.footer__brand{display:flex;align-items:center;gap:12px;margin-bottom:var(--s16)}
.footer__brand strong{color:#fff;font-size:15px;line-height:1.4}
.footer__bottom{
  border-top:1px solid rgba(255,255,255,.1);margin-top:var(--s48);padding:var(--s24) 0;
  display:flex;flex-wrap:wrap;gap:var(--s12);justify-content:space-between;
  font-size:12px;color:rgba(255,255,255,.44);
}

/* ---------- 弹层 ---------- */
.modal{
  position:fixed;inset:0;z-index:120;display:none;align-items:center;justify-content:center;padding:var(--s16);
}
.modal.is-open{display:flex}
.modal__scrim{position:absolute;inset:0;background:rgba(13,20,18,.62)}
.modal__card{
  position:relative;z-index:2;background:#fff;border-radius:16px;box-shadow:var(--sh-lg);
  width:100%;max-width:480px;padding:28px;max-height:92vh;overflow-y:auto;
}
.modal__close{
  position:absolute;top:12px;right:12px;width:40px;height:40px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;color:var(--c-muted);
  transition:background .2s var(--ease),color .2s var(--ease);
}
.modal__close:hover{background:var(--c-bg);color:var(--c-text)}
.modal__card h3{font-size:20px;margin-bottom:6px}
.modal__card .modal__sub{font-size:14px;color:var(--c-muted);margin-bottom:var(--s24)}
.field{margin-bottom:var(--s16)}
.field label{display:block;font-size:13px;color:var(--c-muted);margin-bottom:6px}
.field label .req{color:var(--c-accent);margin-left:2px}
.field input,.field select,.field textarea{
  width:100%;height:44px;border:1px solid var(--c-line);border-radius:var(--r-input);
  padding:0 14px;background:#fff;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field textarea{height:auto;min-height:86px;padding:12px 14px;line-height:1.7;resize:vertical}
.field select{appearance:none;background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 7l5 6 5-6' fill='none' stroke='%235A6660' stroke-width='1.6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;background-size:18px;padding-right:38px}
.field input::placeholder,.field textarea::placeholder{color:var(--c-faint)}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--c-primary);box-shadow:0 0 0 2px rgba(11,94,63,.14)}
.field.is-error input,.field.is-error select{border-color:var(--c-accent)}
.field .err{display:none;font-size:13px;color:var(--c-accent-700);margin-top:5px}
.field.is-error .err{display:block}
.modal__note{font-size:12px;color:var(--c-muted);line-height:1.7;margin-top:var(--s12);text-align:center}
.modal__note a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px}

/* ---------- 移动端 ---------- */
.mobilebar{display:none}
.scrim{display:none}
@media (max-width:1279px){
  :root{--sidebar-w:240px}
}
@media (max-width:1023px){
  :root{--sidebar-w:0px}
  .sidebar{
    width:min(84vw,320px);transform:translateX(-100%);
    transition:transform .26s var(--ease);z-index:100;
  }
  .sidebar.is-open{transform:translateX(0)}
  .sidebar__nav{padding-top:var(--s16)}
  .nav-item{height:52px}
  .sidebar__close{
    position:absolute;top:14px;right:14px;width:40px;height:40px;border-radius:50%;
    display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.7);
  }
  .sidebar__close:hover{background:rgba(255,255,255,.1);color:#fff}
  .content{padding-left:0}
  .mobilebar{
    display:flex;align-items:center;justify-content:space-between;gap:var(--s12);
    position:sticky;top:0;z-index:80;height:60px;background:#fff;
    border-bottom:1px solid var(--c-line);padding:0 var(--s16);
  }
  .mobilebar__brand{display:flex;align-items:center;gap:10px;min-width:0}
  .mobilebar__brand strong{font-size:14px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:44vw}
  .burger{width:44px;height:44px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px}
  .burger span{display:block;width:20px;height:2px;background:var(--c-text);border-radius:2px}
  .scrim{display:block;position:fixed;inset:0;background:rgba(13,20,18,.6);z-index:90;opacity:0;visibility:hidden;transition:opacity .24s var(--ease),visibility .24s var(--ease)}
  .scrim.is-open{opacity:1;visibility:visible}
  .hero{padding:56px 0 48px}
  .section{padding:56px 0}
  .solution-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:var(--s24)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:var(--s24)}
  .container{padding:0 var(--s16)}
  .cta-band__inner{padding:var(--s32) var(--s24)}
}
@media (max-width:639px){
  .footer-grid{grid-template-columns:1fr}
  .tipbar{margin-top:0;border-radius:0}
  .hero__lead{font-size:16px}
  .hero__actions .btn{width:100%}
  .section-head{align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.001ms !important;animation-duration:.001ms !important}
}
/* Foundation 覆盖 */
.grid-container{max-width:1240px;padding-left:var(--s32);padding-right:var(--s32)}
.grid-container.full{padding-left:0;padding-right:0}
@media (max-width:1023px){.grid-container{padding-left:var(--s16);padding-right:var(--s16)}}
button,a{-webkit-tap-highlight-color:transparent}

/* roulang page: category1 */
:root{
  --c-primary:#0B5E3F;
  --c-primary-700:#094A32;
  --c-primary-050:#EAF6EF;
  --c-accent:#FF6B2C;
  --c-accent-700:#E85A1C;
  --c-accent-050:#FFF1E8;
  --c-lime:#9FE870;
  --c-ink:#0D1412;
  --c-ink-2:#14201B;
  --c-text:#1C2320;
  --c-muted:#5A6660;
  --c-faint:#97A19C;
  --c-bg:#F6F7F4;
  --c-surface:#FFFFFF;
  --c-line:#E3E7E1;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-input:10px;
  --sh-sm:0 1px 2px rgba(13,20,18,.06);
  --sh-md:0 8px 24px -12px rgba(13,20,18,.18);
  --sh-lg:0 28px 64px -28px rgba(13,20,18,.28);
  --s1:4px; --s2:8px; --s3:12px; --s4:16px; --s5:24px; --s6:32px; --s7:48px; --s8:64px; --s9:96px;
  --sidebar-w:264px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,"Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;object-fit:cover;}
a{color:var(--c-primary);text-decoration:none;text-underline-offset:3px;transition:color .2s cubic-bezier(.2,.8,.2,1);}
a:hover{color:var(--c-accent);}
a:focus-visible{outline:3px solid rgba(255,107,44,.35);outline-offset:2px;border-radius:4px;}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;color:var(--c-text);letter-spacing:-.01em;}
p{margin:0 0 var(--s4);}
ul{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px;}
.section{padding:var(--s9) 0;}
.section--tight{padding:var(--s8) 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:var(--s5);margin-bottom:var(--s6);}
.section-head h2{font-size:clamp(22px,2.4vw,34px);}
.section-head p{color:var(--c-muted);font-size:14px;margin:8px 0 0;}
.eyebrow{display:inline-block;font-size:13px;color:var(--c-primary);background:var(--c-primary-050);border-radius:999px;padding:4px 10px;line-height:1.4;margin-bottom:var(--s3);}

/* ---------- 左侧竖栏 ---------- */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);
  background:var(--c-ink);color:#fff;z-index:60;
  display:flex;flex-direction:column;
  padding:0 0 var(--s5);
  overflow-y:auto;
}
.sidebar__brand{
  display:flex;align-items:center;gap:12px;height:88px;padding:0 22px;
  border-bottom:1px solid rgba(255,255,255,.08);flex:0 0 auto;
}
.sidebar__brand svg{flex:0 0 auto;}
.sidebar__brand strong{
  font-size:15px;font-weight:700;line-height:1.35;color:#fff;letter-spacing:0;
}
.nav-label{
  font-size:12px;color:var(--c-faint);letter-spacing:.14em;margin:22px 22px 10px;text-transform:uppercase;
}
.sidebar__nav{display:flex;flex-direction:column;padding:0 12px;flex:0 0 auto;}
.nav-item{
  display:flex;align-items:center;gap:12px;height:48px;padding:0 12px;border-radius:8px;
  color:rgba(255,255,255,.76);font-size:15px;position:relative;
  transition:background .2s cubic-bezier(.2,.8,.2,1),color .2s,transform .2s cubic-bezier(.2,.8,.2,1);
}
.nav-item i{width:18px;font-size:15px;text-align:center;opacity:.85;}
.nav-item:hover{background:rgba(255,255,255,.06);color:#fff;transform:translateX(2px);}
.nav-item.is-active{color:var(--c-lime);background:rgba(255,255,255,.04);}
.nav-item.is-active::before{
  content:"";position:absolute;left:-12px;top:10px;bottom:10px;width:3px;border-radius:0 3px 3px 0;background:var(--c-accent);
}
.sidebar__divider{height:1px;background:rgba(255,255,255,.08);margin:22px 22px;}
.sidebar__cta{padding:0 22px;}
.sidebar__foot{margin-top:auto;padding:20px 22px 0;font-size:12px;line-height:1.9;color:rgba(255,255,255,.5);}
.sidebar__foot strong{display:block;color:rgba(255,255,255,.78);font-weight:600;font-size:12px;margin-bottom:4px;}

/* ---------- 移动端顶栏 ---------- */
.topbar{
  display:none;position:sticky;top:0;z-index:70;height:60px;
  background:#fff;border-bottom:1px solid var(--c-line);align-items:center;justify-content:space-between;
  padding:0 14px;
}
.topbar__brand{display:flex;align-items:center;gap:10px;min-width:0;}
.topbar__brand svg{flex:0 0 auto;}
.topbar__brand span{
  font-size:14px;font-weight:700;color:var(--c-text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:190px;
}
.burger{
  width:44px;height:44px;border:1px solid var(--c-line);background:#fff;border-radius:10px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;cursor:pointer;
}
.burger span{display:block;width:18px;height:2px;background:var(--c-text);border-radius:2px;}
.drawer-close{
  position:absolute;top:12px;right:12px;width:40px;height:40px;border-radius:10px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);color:#fff;cursor:pointer;font-size:15px;
}
.mask{
  position:fixed;inset:0;background:rgba(13,20,18,.6);opacity:0;visibility:hidden;
  transition:opacity .24s cubic-bezier(.2,.8,.2,1),visibility .24s;z-index:80;
}
.mask.is-open{opacity:1;visibility:visible;}
body.is-locked{overflow:hidden;}

/* ---------- 内容区骨架 ---------- */
.layout{padding-left:var(--sidebar-w);}
.breadcrumb{font-size:13px;color:var(--c-muted);padding:26px 0 0;}
.breadcrumb a{color:var(--c-muted);}
.breadcrumb a:hover{color:var(--c-accent);}
.breadcrumb .sep{margin:0 6px;color:var(--c-faint);}
.breadcrumb .current{color:var(--c-text);}

/* ---------- Hero 分栏 ---------- */
.hero-split{
  background:
    repeating-linear-gradient(115deg,rgba(11,94,63,.06) 0 2px,rgba(11,94,63,0) 2px 14px),
    linear-gradient(180deg,#FFFFFF 0%,var(--c-bg) 100%);
  border-bottom:1px solid var(--c-line);
  padding:44px 0 72px;
}
.hero-split__text{padding-right:max(0px,calc(1.5rem));}
.hero-split h1{font-size:clamp(30px,4.6vw,54px);line-height:1.18;letter-spacing:-.01em;margin-bottom:var(--s5);}
.hero-split p.lead{font-size:17px;line-height:1.9;color:var(--c-muted);margin-bottom:var(--s4);}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:var(--s5);}
.hero-figure{position:relative;border-radius:var(--r-img);overflow:hidden;box-shadow:var(--sh-md);}
.hero-figure img{width:100%;aspect-ratio:4/3;border-radius:var(--r-img);}
.hero-figure::after{
  content:"";position:absolute;inset:0;background:rgba(11,94,63,.18);pointer-events:none;border-radius:var(--r-img);
}
.hero-note{
  display:flex;flex-wrap:wrap;gap:10px;margin-top:var(--s6);
}
.hero-note span{
  background:var(--c-primary-050);color:var(--c-primary-700);border-radius:10px;
  padding:8px 14px;font-size:13px;line-height:1.5;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--r-btn);border:1.5px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;line-height:1.4;
  transition:background .2s cubic-bezier(.2,.8,.2,1),color .2s,transform .2s cubic-bezier(.2,.8,.2,1),border-color .2s;
}
.btn--primary{background:var(--c-accent);color:#14100C;}
.btn--primary:hover{background:var(--c-accent-700);color:#14100C;transform:translateY(-1px);}
.btn--primary:active{transform:translateY(0);}
.btn--ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary);}
.btn--ghost:hover{background:var(--c-primary-050);color:var(--c-primary-700);}
.btn--block{width:100%;}
.btn--white{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.7);color:#fff;}
.btn--white:hover{background:#fff;color:var(--c-ink);}
.btn:focus-visible{outline:3px solid rgba(255,107,44,.35);outline-offset:2px;}

/* ---------- 要点卡 2×2 ---------- */
.point-grid{margin-top:0;}
.point-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:20px;height:100%;display:flex;gap:16px;align-items:flex-start;
  transition:box-shadow .2s cubic-bezier(.2,.8,.2,1),border-color .2s,transform .2s cubic-bezier(.2,.8,.2,1);
}
.point-card:hover{box-shadow:var(--sh-md);border-color:rgba(11,94,63,.28);transform:translateY(-2px);}
.point-card__icon{
  flex:0 0 28px;width:28px;height:28px;border-radius:50%;background:var(--c-accent-050);color:var(--c-accent-700);
  display:flex;align-items:center;justify-content:center;font-size:13px;margin-top:2px;
}
.point-card h3{font-size:18px;margin-bottom:6px;}
.point-card p{font-size:14px;line-height:1.75;color:var(--c-muted);margin:0;}

/* ---------- 场景双列 ---------- */
.scene-wrap{background:var(--c-surface);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}
.scene-item{
  display:flex;gap:14px;padding:18px 20px;border:1px solid var(--c-line);border-radius:var(--r-card);
  background:var(--c-bg);height:100%;
}
.scene-item i{color:var(--c-primary);font-size:16px;margin-top:5px;}
.scene-item h3{font-size:16px;margin-bottom:4px;}
.scene-item p{font-size:14px;line-height:1.75;color:var(--c-muted);margin:0;}

/* ---------- 数据条 ---------- */
.stats{background:var(--c-ink);color:#fff;padding:64px 0;}
.stats__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;}
.stat{border-top:1px solid rgba(159,232,112,.35);padding-top:18px;}
.stat__num{
  font-size:clamp(36px,5vw,64px);line-height:1.05;font-weight:700;color:var(--c-lime);letter-spacing:-.02em;
  display:flex;align-items:baseline;gap:6px;
}
.stat__num small{font-size:14px;font-weight:600;color:rgba(255,255,255,.7);letter-spacing:0;}
.stat p{font-size:14px;line-height:1.7;color:rgba(255,255,255,.72);margin:10px 0 0;}

/* ---------- FAQ ---------- */
.faq{max-width:860px;}
.faq__item{border-bottom:1px solid var(--c-line);}
.faq__item:first-child{border-top:1px solid var(--c-line);}
.faq__q{
  width:100%;background:none;border:0;text-align:left;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:12px 0;font-size:17px;font-weight:600;color:var(--c-text);
  transition:color .2s;
}
.faq__q:hover{color:var(--c-primary);}
.faq__q .mark{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;border:1px solid var(--c-line);
  display:flex;align-items:center;justify-content:center;font-size:14px;color:var(--c-primary);
  transition:transform .22s cubic-bezier(.2,.8,.2,1),background .22s,color .22s,border-color .22s;
}
.faq__item.is-open .faq__q .mark{background:var(--c-accent);border-color:var(--c-accent);color:#fff;transform:rotate(135deg);}
.faq__a{max-height:0;overflow:hidden;transition:max-height .28s cubic-bezier(.2,.8,.2,1);}
.faq__a p{font-size:15px;line-height:1.8;color:var(--c-muted);padding:0 0 12px;margin:0;}

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;border-radius:var(--r-card);overflow:hidden;
  background-image:url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
  min-height:240px;display:flex;align-items:center;
}
.cta-band::after{content:"";position:absolute;inset:0;background:rgba(13,20,18,.78);}
.cta-band__inner{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:32px;width:100%;padding:40px;}
.cta-band h2{color:#fff;font-size:clamp(22px,2.4vw,30px);margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.76);font-size:15px;margin:0;max-width:520px;}

/* ---------- 弹层 ---------- */
.modal-mask{
  position:fixed;inset:0;background:rgba(13,20,18,.62);z-index:90;
  display:flex;align-items:center;justify-content:center;padding:20px;
  opacity:0;visibility:hidden;transition:opacity .24s,visibility .24s;
}
.modal-mask.is-open{opacity:1;visibility:visible;}
.modal{
  position:relative;background:#fff;border-radius:16px;box-shadow:var(--sh-lg);
  width:100%;max-width:480px;padding:28px;max-height:90vh;overflow-y:auto;
}
.modal h3{font-size:21px;margin-bottom:6px;}
.modal .modal-sub{font-size:13px;color:var(--c-muted);margin-bottom:20px;}
.modal__close{
  position:absolute;top:14px;right:14px;width:40px;height:40px;border-radius:10px;
  border:1px solid var(--c-line);background:#fff;color:var(--c-muted);cursor:pointer;
}
.modal__close:hover{color:var(--c-accent);border-color:rgba(255,107,44,.4);}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;color:var(--c-muted);margin-bottom:6px;}
.field .req{color:var(--c-accent);margin-left:2px;}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--c-line);border-radius:var(--r-input);
  padding:10px 12px;font-size:15px;color:var(--c-text);background:#fff;
  font-family:inherit;transition:border-color .2s,box-shadow .2s;
}
.field input,.field select{height:44px;padding:0 12px;}
.field textarea{min-height:82px;resize:vertical;line-height:1.7;padding:10px 12px;}
.field input::placeholder,.field textarea::placeholder{color:var(--c-faint);}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-primary);box-shadow:0 0 0 2px rgba(11,94,63,.14);
}
.field.has-error input,.field.has-error select{border-color:var(--c-accent);}
.field .err{display:none;font-size:13px;color:var(--c-accent-700);margin-top:6px;}
.field.has-error .err{display:block;}
.modal .privacy{font-size:12px;color:var(--c-faint);margin:12px 0 0;text-align:center;}
.modal .privacy a{color:var(--c-muted);text-decoration:underline;}

/* ---------- 页脚 ---------- */
.footer{background:var(--c-ink);color:rgba(255,255,255,.72);padding:64px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.1fr;gap:40px;}
.footer__brand{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.footer__brand strong{color:#fff;font-size:15px;}
.footer p{font-size:14px;line-height:1.8;margin:0;color:rgba(255,255,255,.62);}
.footer h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:14px;}
.footer ul li{margin-bottom:10px;}
.footer ul li a,.footer ul li{font-size:14px;color:rgba(255,255,255,.66);}
.footer ul li a:hover{color:var(--c-lime);}
.footer__bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12px;color:rgba(255,255,255,.45);
}

/* ---------- 响应式 ---------- */
@media (min-width:1024px) and (max-width:1279px){
  :root{--sidebar-w:240px;}
}
@media (max-width:1023px){
  .sidebar{
    transform:translateX(-100%);width:min(84vw,320px);transition:transform .26s cubic-bezier(.2,.8,.2,1);
    padding-top:8px;
  }
  .sidebar.is-open{transform:translateX(0);}
  .sidebar__brand{height:72px;}
  .sidebar__nav{padding:0 10px;}
  .nav-item{height:52px;}
  .topbar{display:flex;}
  .layout{padding-left:0;}
  .container{padding:0 20px;}
  .section{padding:56px 0;}
  .section--tight{padding:48px 0;}
  .hero-split{padding:24px 0 52px;}
  .hero-split__text{padding-right:0;}
  .stats{padding:48px 0;}
  .stats__grid{grid-template-columns:repeat(2,1fr);gap:24px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-band__inner{flex-direction:column;align-items:flex-start;padding:28px;}
}
@media (max-width:639px){
  .container{padding:0 16px;}
  .hero-split h1{font-size:clamp(26px,7.6vw,34px);}
  .stats__grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr;}
  .section-head{flex-direction:column;align-items:flex-start;}
  .hero-actions .btn{width:100%;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
}

/* roulang page: article */
:root{
  --c-primary:#0B5E3F;
  --c-primary-700:#094A32;
  --c-primary-050:#EAF6EF;
  --c-accent:#FF6B2C;
  --c-accent-700:#E85A1C;
  --c-accent-050:#FFF1E8;
  --c-lime:#9FE870;
  --c-ink:#0D1412;
  --c-ink-2:#14201B;
  --c-text:#1C2320;
  --c-muted:#5A6660;
  --c-faint:#97A19C;
  --c-bg:#F6F7F4;
  --c-surface:#FFFFFF;
  --c-line:#E3E7E1;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-input:10px;
  --sh-sm:0 1px 2px rgba(13,20,18,.06);
  --sh-md:0 8px 24px -12px rgba(13,20,18,.18);
  --sh-lg:0 28px 64px -28px rgba(13,20,18,.28);
  --ease:cubic-bezier(.2,.8,.2,1);
  --sidebar-w:264px;
}

*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none !important}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,"Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
img{display:block;max-width:100%;height:auto;object-fit:cover}
a{color:var(--c-primary);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--c-primary-700)}
button{font-family:inherit;cursor:pointer;border:0;background:none}
input,select,textarea{font-family:inherit;font-size:15px}
::selection{background:rgba(255,107,44,.22)}
:focus-visible{outline:3px solid rgba(255,107,44,.35);outline-offset:2px}

.skip-link{position:absolute;left:-9999px;top:0;background:var(--c-primary);color:#fff;padding:10px 18px;border-radius:0 0 10px 0;z-index:300}
.skip-link:focus{left:0;color:#fff}

/* ---------------- 容器 ---------------- */
.grid-container.page-container{max-width:1240px;padding:0 32px;margin:0 auto}
@media (max-width:767px){.grid-container.page-container{padding:0 16px}}

/* ---------------- 侧栏 ---------------- */
.sidebar{
  position:fixed;top:0;left:0;width:var(--sidebar-w);height:100vh;z-index:90;
  display:flex;flex-direction:column;
  background-color:var(--c-ink);
  background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.035) 0 1px,transparent 1px 13px);
  border-right:1px solid rgba(255,255,255,.06);
}
.sidebar__brand{
  min-height:88px;display:flex;align-items:center;justify-content:space-between;gap:8px;
  padding:0 20px;border-bottom:1px solid rgba(255,255,255,.07);
}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand__mark{display:inline-flex;flex:0 0 auto}
.sidebar .brand__text{color:#fff;font-size:13.5px;font-weight:700;line-height:1.25;letter-spacing:.01em}
.sidebar__close{
  display:none;width:40px;height:40px;flex:0 0 auto;border-radius:10px;
  color:rgba(255,255,255,.7);align-items:center;justify-content:center;font-size:16px;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.sidebar__close:hover{background:rgba(255,255,255,.08);color:#fff}

.sidebar__nav{flex:1;overflow-y:auto;padding:16px 12px;display:flex;flex-direction:column;gap:2px}
.nav-label{font-size:11px;letter-spacing:.18em;color:rgba(255,255,255,.34);padding:8px 12px 8px;text-transform:uppercase}
.nav-item{
  position:relative;display:flex;align-items:center;gap:12px;
  height:48px;padding:0 12px;border-radius:10px;
  color:rgba(255,255,255,.72);font-size:15px;
  transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.nav-item i{width:18px;flex:0 0 18px;text-align:center;font-size:15px;color:rgba(159,232,112,.62);transition:color .2s var(--ease)}
.nav-item:hover{background:rgba(255,255,255,.06);color:#fff;transform:translateX(2px)}
.nav-item.is-active{background:rgba(255,255,255,.05);color:var(--c-lime)}
.nav-item.is-active i{color:var(--c-lime)}
.nav-item.is-active::before{content:"";position:absolute;left:-12px;top:11px;bottom:11px;width:3px;border-radius:0 3px 3px 0;background:var(--c-accent)}

.sidebar__foot{padding:16px 16px 22px;border-top:1px solid rgba(255,255,255,.07)}
.sidebar__contact{margin-top:16px;display:flex;flex-direction:column;gap:6px;font-size:12px;line-height:1.6;color:rgba(255,255,255,.45)}

/* ---------------- 主内容区 ---------------- */
.content{position:relative;padding-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column}

.topbar{display:none}
.hamburger{width:44px;height:44px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;border-radius:10px}
.hamburger span{display:block;width:20px;height:2px;border-radius:2px;background:var(--c-ink);transition:transform .22s var(--ease),opacity .22s var(--ease)}
.hamburger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger[aria-expanded="true"] span:nth-child(2){opacity:0}
.hamburger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.drawer-mask{display:none}

/* ---------------- 按钮 / 徽章 ---------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1.2;text-align:center;
  border:1.5px solid transparent;
  transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.btn--accent{background:var(--c-accent);color:#14100C}
.btn--accent:hover{background:var(--c-accent-700);color:#14100C;transform:translateY(-1px)}
.btn--accent:active{transform:translateY(0)}
.btn--ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn--ghost:hover{background:var(--c-primary-050);color:var(--c-primary-700)}
.btn--onDark{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.35);color:#fff}
.btn--onDark:hover{background:rgba(255,255,255,.2);color:#fff}
.btn--block{width:100%}
.btn--sm{padding:10px 18px;font-size:14px}

.badge{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;font-size:13px;font-weight:500;line-height:1;white-space:nowrap}
.badge--primary{background:var(--c-primary-050);color:var(--c-primary)}
.badge--accent{background:var(--c-accent-050);color:var(--c-accent-700)}
.badge--lime{background:rgba(159,232,112,.18);color:#0B5E3F}
.badge--ink{background:#EDF0EC;color:var(--c-ink-2)}

/* ---------------- 文章页主体 ---------------- */
.page-main{flex:1;padding:36px 0 0}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;line-height:1.7;color:var(--c-muted);margin-bottom:22px}
.breadcrumb a{color:var(--c-muted)}
.breadcrumb a:hover{color:var(--c-primary)}
.breadcrumb .sep{color:var(--c-faint)}
.breadcrumb .current{color:var(--c-text);font-weight:500;max-width:460px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.article-head{margin-bottom:34px}
.article-head h1{
  font-size:clamp(24px,3.2vw,34px);line-height:1.32;font-weight:700;letter-spacing:-.01em;
  max-width:820px;margin-bottom:20px;color:var(--c-ink);
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;padding-bottom:18px;border-bottom:1px solid var(--c-line)}
.meta-item{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--c-muted);font-variant-numeric:tabular-nums}
.meta-item i{color:var(--c-faint);font-size:12px}
.share{margin-left:auto;display:flex;gap:8px}
.share__btn{width:36px;height:36px;border-radius:50%;border:1px solid var(--c-line);background:#fff;color:var(--c-muted);display:inline-flex;align-items:center;justify-content:center;font-size:14px;transition:all .2s var(--ease)}
.share__btn:hover{border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-1px)}

.prose{max-width:820px;font-size:17px;line-height:1.9;color:var(--c-text)}
.prose > *:first-child{margin-top:0}
.prose p{margin:0 0 18px}
.prose h2{
  position:relative;font-size:clamp(20px,2.2vw,26px);line-height:1.4;font-weight:700;
  color:var(--c-ink);margin:40px 0 16px;padding-left:14px;
}
.prose h2::before{content:"";position:absolute;left:0;top:.42em;width:4px;height:20px;border-radius:2px;background:var(--c-primary)}
.prose h3{font-size:18px;line-height:1.5;font-weight:600;color:var(--c-ink);margin:28px 0 12px}
.prose h4{font-size:16px;font-weight:600;color:var(--c-ink-2);margin:22px 0 10px}
.prose blockquote{
  margin:22px 0;padding:16px 18px;border-left:3px solid var(--c-primary);
  background:var(--c-primary-050);border-radius:0 10px 10px 0;color:var(--c-text);
}
.prose blockquote p:last-child{margin-bottom:0}
.prose ul{margin:0 0 18px}
.prose ul li{position:relative;padding-left:20px;margin-bottom:10px}
.prose ul li::before{content:"";position:absolute;left:2px;top:.78em;width:6px;height:6px;border-radius:50%;background:var(--c-primary)}
.prose ol{list-style:decimal;padding-left:22px;margin:0 0 18px}
.prose ol li{margin-bottom:10px}
.prose img{width:100%;border-radius:var(--r-img);margin:20px 0 8px}
.prose figure{margin:22px 0}
.prose figcaption{font-size:13px;color:var(--c-muted);text-align:center;margin-top:8px}
.prose table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px;border:1px solid var(--c-line);border-radius:10px;overflow:hidden}
.prose th,.prose td{border:1px solid var(--c-line);padding:10px 14px;text-align:left;vertical-align:top}
.prose th{background:var(--c-primary-050);color:var(--c-primary-700);font-weight:600}
.prose a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.prose a:hover{color:var(--c-accent)}
.prose code{background:#EFF2EE;border-radius:6px;padding:2px 6px;font-size:15px}

.empty-state{
  max-width:820px;padding:56px 24px;border:1px dashed var(--c-line);border-radius:var(--r-card);
  background:var(--c-surface);text-align:center;
}
.empty-state i{font-size:40px;color:var(--c-faint);margin-bottom:14px;display:block}
.empty-state p{font-size:15px;color:var(--c-muted);margin-bottom:20px}

/* ---------------- 相关推荐 ---------------- */
.related{margin-top:72px;padding-top:48px;border-top:1px solid var(--c-line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px}
.section-head h2{font-size:clamp(20px,2.2vw,26px);line-height:1.35;font-weight:700;color:var(--c-ink)}
.related-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.related-card{
  display:flex;align-items:center;gap:14px;padding:14px;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-card);color:var(--c-text);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.related-card:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:rgba(11,94,63,.28);color:var(--c-text)}
.related-card img{width:96px;height:64px;flex:0 0 96px;border-radius:8px}
.related-card__body{min-width:0;flex:1}
.related-card__body h3{font-size:15px;font-weight:600;line-height:1.45;margin-bottom:4px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.related-card__body span{font-size:13px;color:var(--c-muted)}
.related-card > i{color:var(--c-faint);font-size:13px;flex:0 0 auto}

.back-row{margin-top:44px}

/* ---------------- CTA 条 ---------------- */
.cta-strip{
  margin-top:88px;
  background-image:linear-gradient(rgba(13,20,18,.8),rgba(13,20,18,.8)),url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
}
.cta-strip__inner{display:flex;align-items:center;justify-content:space-between;gap:32px;padding:56px 0;flex-wrap:wrap}
.cta-strip h2{font-size:clamp(20px,2.2vw,28px);line-height:1.35;font-weight:700;color:#fff;margin-bottom:10px}
.cta-strip p{font-size:15px;line-height:1.7;color:rgba(255,255,255,.72);max-width:520px}

/* ---------------- 表单弹层 ---------------- */
.modal{position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;padding:20px;opacity:0;transition:opacity .22s var(--ease)}
.modal.is-open{opacity:1}
.modal__mask{position:absolute;inset:0;background:rgba(13,20,18,.62)}
.modal__card{
  position:relative;width:100%;max-width:480px;max-height:calc(100vh - 40px);overflow-y:auto;
  background:#fff;border-radius:16px;padding:28px;box-shadow:var(--sh-lg);
  transform:translateY(12px);transition:transform .24s var(--ease);
}
.modal.is-open .modal__card{transform:translateY(0)}
.modal__close{
  position:absolute;top:14px;right:14px;width:40px;height:40px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;color:var(--c-muted);font-size:16px;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.modal__close:hover{background:var(--c-bg);color:var(--c-ink)}
.modal__card h3{font-size:20px;font-weight:700;color:var(--c-ink);margin-bottom:6px}
.modal__sub{font-size:13px;color:var(--c-muted);margin-bottom:22px}

.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--c-muted);margin-bottom:6px}
.field .req{color:var(--c-accent);margin-left:3px}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--c-line);border-radius:var(--r-input);background:#fff;
  color:var(--c-text);transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field input,.field select{height:44px;padding:0 14px}
.field textarea{min-height:84px;padding:10px 14px;line-height:1.6;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:var(--c-faint)}
.field select{appearance:none;background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%235A6660' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:38px}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 2px rgba(11,94,63,.14)}
.field.is-error input,.field.is-error select,.field.is-error textarea{border-color:var(--c-accent)}
.field__err{display:none;font-size:13px;color:var(--c-accent-700);margin-top:6px}
.field.is-error .field__err{display:block}
.field input:disabled,.field select:disabled{opacity:.6;cursor:not-allowed}
.form__note{font-size:12px;line-height:1.6;color:var(--c-faint);margin-top:14px;text-align:center}
.form__note a{color:var(--c-muted);text-decoration:underline;text-underline-offset:3px}
.form__note a:hover{color:var(--c-primary)}
.form__ok{display:none;padding:12px 14px;border-radius:10px;background:var(--c-primary-050);color:var(--c-primary-700);font-size:14px;margin-bottom:16px}
.form__ok.is-show{display:block}

/* ---------------- 页脚 ---------------- */
.footer{margin-top:0;background:var(--c-ink);color:rgba(255,255,255,.7);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.footer__brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer__brand strong{color:#fff;font-size:15px;font-weight:700;line-height:1.4}
.footer p{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.55);max-width:340px}
.footer h4{font-size:14px;font-weight:600;color:#fff;margin-bottom:16px}
.footer ul{display:flex;flex-direction:column;gap:10px}
.footer ul li{font-size:14px;color:rgba(255,255,255,.6);line-height:1.6}
.footer ul li a{font-size:14px;color:rgba(255,255,255,.6)}
.footer ul li a:hover{color:var(--c-lime)}
.footer__bottom{
  margin-top:48px;padding:20px 0 28px;border-top:1px solid rgba(255,255,255,.09);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;font-size:12px;color:rgba(255,255,255,.42);
}

/* ---------------- 断点 ---------------- */
@media (min-width:1024px) and (max-width:1279px){
  :root{--sidebar-w:240px}
  .grid-container.page-container{padding:0 28px}
}

@media (max-width:1199px){
  .related-list{grid-template-columns:repeat(2,minmax(0,1fr))}
}

@media (max-width:1023px){
  .content{padding-left:0}
  .topbar{
    display:flex;align-items:center;justify-content:space-between;height:60px;padding:0 16px;
    position:sticky;top:0;z-index:70;background:#fff;border-bottom:1px solid var(--c-line);
  }
  .topbar .brand__text{color:var(--c-ink);font-size:14px;font-weight:700;max-width:6em;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
  .sidebar{
    width:min(84vw,320px);transform:translateX(-100%);
    transition:transform .28s var(--ease);box-shadow:var(--sh-lg);
  }
  .sidebar.is-open{transform:translateX(0)}
  .sidebar__close{display:inline-flex}
  .nav-item{height:52px}
  .nav-item.is-active::before{left:-12px}
  .drawer-mask{
    display:block;position:fixed;inset:0;z-index:80;background:rgba(13,20,18,.6);
    opacity:0;visibility:hidden;transition:opacity .28s var(--ease),visibility .28s var(--ease);
  }
  .drawer-mask.is-open{opacity:1;visibility:visible}
  .page-main{padding-top:24px}
  .breadcrumb .current{max-width:100%;white-space:normal}
  .cta-strip__inner{padding:44px 0}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
  .footer__bottom{flex-direction:column}
}

@media (max-width:767px){
  .article-head h1{font-size:22px}
  .share{margin-left:0;width:100%}
  .related-list{grid-template-columns:1fr}
  .cta-strip{margin-top:56px}
  .related{margin-top:56px;padding-top:36px}
  .footer{padding-top:48px}
}

@media (max-width:639px){
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .cta-strip__inner{padding:36px 0}
  .related-card img{width:80px;height:56px;flex:0 0 80px}
  .modal__card{padding:22px;border-radius:14px}
  .btn{padding:12px 20px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* roulang page: category2 */
:root{
  --c-primary:#0B5E3F;
  --c-primary-700:#094A32;
  --c-primary-050:#EAF6EF;
  --c-accent:#FF6B2C;
  --c-accent-700:#E85A1C;
  --c-accent-050:#FFF1E8;
  --c-lime:#9FE870;
  --c-ink:#0D1412;
  --c-ink-2:#14201B;
  --c-text:#1C2320;
  --c-muted:#5A6660;
  --c-faint:#97A19C;
  --c-bg:#F6F7F4;
  --c-surface:#FFFFFF;
  --c-line:#E3E7E1;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-input:10px;
  --sh-sm:0 1px 2px rgba(13,20,18,.06);
  --sh-md:0 8px 24px -12px rgba(13,20,18,.18);
  --sh-lg:0 28px 64px -28px rgba(13,20,18,.28);
  --sidebar-w:264px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,"Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden}
h1,h2,h3,h4{margin:0 0 12px;color:var(--c-text);font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(30px,4.6vw,54px);line-height:1.18}
h2{font-size:clamp(22px,2.4vw,34px);line-height:1.3}
h3{font-size:clamp(18px,1.6vw,22px);font-weight:600;line-height:1.4}
h4{font-size:16px;font-weight:600;line-height:1.4}
p{margin:0 0 16px}
ul,ol{margin:0;padding:0;list-style:none}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color .18s cubic-bezier(.2,.8,.2,1)}
a:hover{color:var(--c-accent)}
button{font:inherit;cursor:pointer;border:0;background:none}
input,select,textarea{font:inherit}
:focus-visible{outline:3px solid rgba(255,107,44,.35);outline-offset:2px}
.num{font-variant-numeric:tabular-nums}

/* 布局容器 */
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px}
.section{padding:88px 0}
.section--tight{padding:56px 0}
.section--dark{background:var(--c-ink);color:#fff}
.section--dark h2,.section--dark h3{color:#fff}
.section__head{max-width:820px;margin-bottom:40px}
.section__head--center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:600;letter-spacing:.06em;
  color:var(--c-primary);background:var(--c-primary-050);
  border-radius:999px;padding:5px 12px;margin-bottom:14px;
}
.eyebrow--light{color:var(--c-lime);background:rgba(159,232,112,.12)}
.section__lead{font-size:16px;color:var(--c-muted);max-width:720px;margin:0}
.section--dark .section__lead{color:rgba(255,255,255,.7)}

/* 侧栏 */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);
  background:var(--c-ink);z-index:60;
  display:flex;flex-direction:column;
  overflow-y:auto;
}
.sidebar__brand{
  height:88px;flex:0 0 auto;
  display:flex;align-items:center;gap:10px;
  padding:0 18px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.brand-mark{flex:0 0 auto}
.brand-name{color:#fff;font-size:14px;font-weight:700;line-height:1.35;letter-spacing:0}
.sidebar__close{
  display:none;flex:0 0 auto;width:40px;height:40px;margin-left:auto;
  border-radius:50%;color:rgba(255,255,255,.7);font-size:16px;
}
.sidebar__close:hover{background:rgba(255,255,255,.08);color:#fff}
.sidebar__nav{padding:20px 12px;display:flex;flex-direction:column;gap:2px;flex:1 1 auto}
.nav-label{font-size:12px;letter-spacing:.1em;color:var(--c-faint);margin:0 0 10px 12px}
.nav-item{
  display:flex;align-items:center;gap:10px;
  height:48px;padding:0 12px;border-radius:8px;
  color:rgba(255,255,255,.78);font-size:15px;position:relative;
  transition:background .18s cubic-bezier(.2,.8,.2,1),color .18s,transform .18s;
}
.nav-item i{width:18px;font-size:15px;text-align:center;color:rgba(255,255,255,.5);transition:color .18s}
.nav-item:hover{background:rgba(255,255,255,.06);color:#fff;transform:translateX(2px)}
.nav-item.is-active{color:var(--c-lime);background:rgba(255,255,255,.05)}
.nav-item.is-active::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;
  border-radius:0 3px 3px 0;background:var(--c-accent);
}
.nav-item.is-active i{color:var(--c-lime)}
.sidebar__cta{padding:0 20px 4px;flex:0 0 auto}
.sidebar__contact{
  margin:16px 20px 0;padding-top:16px;
  border-top:1px solid rgba(255,255,255,.08);
  font-size:12px;line-height:1.9;color:var(--c-faint);flex:0 0 auto;
}
.sidebar-mask{
  display:none;position:fixed;inset:0;background:rgba(13,20,18,.6);z-index:55;
}
.sidebar-mask.is-open{display:block}

/* 移动端顶栏 */
.topbar{
  display:none;align-items:center;gap:10px;
  height:60px;padding:0 14px;
  background:#fff;border-bottom:1px solid var(--c-line);
  position:sticky;top:0;z-index:50;
}
.topbar__brand{
  display:flex;align-items:center;gap:8px;
  flex:1 1 auto;min-width:0;
  font-size:15px;font-weight:700;color:var(--c-text);
}
.topbar__brand span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hamburger{
  flex:0 0 auto;width:44px;height:44px;border-radius:8px;
  display:flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;
}
.hamburger span{display:block;width:20px;height:2px;border-radius:2px;background:var(--c-ink)}
.hamburger:hover{background:var(--c-bg)}

/* 内容区 */
.content{margin-left:0;min-height:100vh;display:flex;flex-direction:column}
.content main{flex:1 1 auto}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--r-btn);
  border:1.5px solid transparent;
  font-size:15px;font-weight:600;line-height:1.2;text-align:center;
  transition:background .2s cubic-bezier(.2,.8,.2,1),color .2s,border-color .2s,transform .2s,box-shadow .2s;
}
.btn--primary{background:var(--c-accent);border-color:var(--c-accent);color:#14100C}
.btn--primary:hover{background:var(--c-accent-700);border-color:var(--c-accent-700);color:#14100C;transform:translateY(-1px)}
.btn--primary:active{transform:none}
.btn--ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn--ghost:hover{background:var(--c-primary-050);color:var(--c-primary)}
.btn--light{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.6);color:#fff}
.btn--light:hover{background:rgba(255,255,255,.18);color:#fff}
.btn--block{width:100%}
.btn--sm{padding:9px 18px;font-size:14px}

/* 徽章与标签 */
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:999px;font-size:13px;font-weight:600;
  background:var(--c-primary-050);color:var(--c-primary);
}
.badge--accent{background:var(--c-accent-050);color:var(--c-accent-700)}
.badge--ink{background:rgba(13,20,18,.08);color:var(--c-ink)}

/* 面包屑 */
.breadcrumb{padding:18px 0 0;font-size:13px;color:var(--c-muted)}
.breadcrumb a{color:var(--c-muted)}
.breadcrumb a:hover{color:var(--c-primary)}
.breadcrumb span{color:var(--c-faint);margin:0 6px}

/* 横幅 */
.page-banner{
  position:relative;margin-top:16px;
  min-height:200px;display:flex;align-items:center;
  padding:44px 0;
  border-radius:var(--r-img);
  background-image:linear-gradient(115deg,rgba(9,74,50,.92),rgba(13,20,18,.78)),url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
  overflow:hidden;
}
.page-banner::after{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.07) 0 1px,transparent 1px 14px);
  opacity:.9;pointer-events:none;
}
.page-banner .container{position:relative;z-index:1}
.page-banner h1{color:#fff;margin:10px 0 14px;max-width:880px}
.page-banner p{color:rgba(255,255,255,.82);font-size:16px;max-width:660px;margin:0}

/* 入口提示条 */
.entry-strip{
  margin:24px 0 0;padding:16px 20px;
  background:var(--c-primary-050);border-radius:10px;
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
}
.entry-strip__label{font-size:13px;font-weight:600;color:var(--c-primary-700)}
.entry-strip .badge{background:#fff;color:var(--c-primary)}

/* 时间线 */
.timeline{max-width:900px;margin:0;position:relative}
.timeline__item{position:relative;padding:0 0 34px 68px}
.timeline__item::before{
  content:"";position:absolute;left:15px;top:34px;bottom:0;width:2px;
  background:rgba(11,94,63,.22);
}
.timeline__item:last-child{padding-bottom:0}
.timeline__item:last-child::before{bottom:auto;height:24px}
.timeline__item:last-child::after{
  content:"";position:absolute;left:11px;top:56px;
  width:10px;height:10px;border-radius:50%;background:var(--c-primary);
}
.timeline__marker{
  position:absolute;left:2px;top:0;z-index:1;
  width:28px;height:28px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:#fff;border:1.5px solid var(--c-primary);
  color:var(--c-primary);font-size:13px;font-weight:700;
  font-variant-numeric:tabular-nums;
}
.timeline__item.is-current .timeline__marker{
  background:var(--c-accent);border-color:var(--c-accent);color:#fff;
}
.timeline__body h3{margin-bottom:8px}
.timeline__body p{margin:0 0 10px;font-size:15px;line-height:1.85;color:var(--c-muted)}
.timeline__hint{
  display:inline-block;margin:0;
  padding:8px 12px;border-radius:8px;
  background:var(--c-primary-050);color:var(--c-primary-700);
  font-size:13px;line-height:1.7;
}

/* 图文对照 */
.split{display:flex;gap:48px;align-items:flex-start}
.split__media{flex:0 0 44%;max-width:44%}
.split__media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-img);box-shadow:var(--sh-md)}
.split__body{flex:1 1 auto;min-width:0}
.checklist{margin:0}
.checklist__row{padding:16px 0;border-bottom:1px solid var(--c-line)}
.checklist__row:first-child{padding-top:0}
.checklist__row:last-child{border-bottom:0;padding-bottom:0}
.checklist dt{font-size:16px;font-weight:600;color:var(--c-text);margin-bottom:4px;display:flex;gap:8px;align-items:flex-start}
.checklist dt i{color:var(--c-accent);font-size:14px;margin-top:6px}
.checklist dd{margin:0;font-size:14px;line-height:1.8;color:var(--c-muted)}

/* 深色信息面板 */
.hud-card{
  height:100%;background:var(--c-ink-2);
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--r-card);padding:24px;
  transition:border-color .2s cubic-bezier(.2,.8,.2,1),transform .2s;
}
.hud-card:hover{border-color:rgba(159,232,112,.3);transform:translateY(-2px)}
.hud-card__no{
  display:block;line-height:1;margin-bottom:14px;
  font-size:clamp(30px,3.4vw,44px);font-weight:700;
  color:var(--c-lime);font-variant-numeric:tabular-nums;
}
.hud-card h3{font-size:18px;margin-bottom:8px}
.hud-card p{margin:0;font-size:14px;line-height:1.8;color:rgba(255,255,255,.7)}

/* FAQ */
.faq{max-width:900px;border-top:1px solid var(--c-line)}
.faq__item{border-bottom:1px solid var(--c-line)}
.faq__q{
  width:100%;min-height:56px;padding:14px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  text-align:left;font-size:17px;font-weight:600;color:var(--c-text);
  transition:color .18s;
}
.faq__q:hover{color:var(--c-primary)}
.faq__icon{position:relative;flex:0 0 auto;width:22px;height:22px}
.faq__icon::before,.faq__icon::after{
  content:"";position:absolute;background:var(--c-primary);
  transition:transform .22s cubic-bezier(.2,.8,.2,1),background .18s;
}
.faq__icon::before{left:1px;right:1px;top:10px;height:2px}
.faq__icon::after{top:1px;bottom:1px;left:10px;width:2px}
.faq__item.is-open .faq__icon::after{transform:scaleY(0)}
.faq__a{max-height:0;overflow:hidden;transition:max-height .28s cubic-bezier(.2,.8,.2,1)}
.faq__item.is-open .faq__a{max-height:420px}
.faq__a p{margin:0;padding:0 0 18px;font-size:15px;line-height:1.8;color:var(--c-muted);max-width:780px}

/* 相关入口 */
.entry-links{display:flex;gap:12px;flex-wrap:wrap;margin-top:8px}
.entry-links a{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 16px;border-radius:var(--r-btn);
  border:1px solid var(--c-line);background:#fff;
  font-size:14px;font-weight:600;color:var(--c-text);
  transition:border-color .2s,color .2s,transform .2s,box-shadow .2s;
}
.entry-links a i{color:var(--c-primary);font-size:13px}
.entry-links a:hover{border-color:rgba(11,94,63,.28);color:var(--c-primary);transform:translateY(-2px);box-shadow:var(--sh-sm)}

/* CTA 条 */
.cta-band{
  position:relative;padding:64px 0;
  background-image:linear-gradient(rgba(13,20,18,.8),rgba(13,20,18,.8)),url("/assets/images/backpic/back-3.webp");
  background-size:cover;background-position:center;
}
.cta-band__inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-band h2{color:#fff;margin-bottom:8px;font-size:clamp(20px,2.2vw,28px)}
.cta-band p{margin:0;color:rgba(255,255,255,.78);font-size:15px;max-width:560px}

/* 页脚 */
.footer{background:var(--c-ink);color:rgba(255,255,255,.72);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.footer h4{color:#fff;font-size:15px;margin-bottom:16px}
.footer p{font-size:14px;line-height:1.85;margin:0;color:rgba(255,255,255,.62)}
.footer ul li{font-size:14px;line-height:2}
.footer a{color:rgba(255,255,255,.72);font-size:14px}
.footer a:hover{color:var(--c-lime)}
.footer__brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer__brand strong{color:#fff;font-size:15px}
.footer__bottom{
  margin-top:48px;padding:20px 0;
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:12px;color:var(--c-faint);
}

/* 弹层 */
.modal{position:fixed;inset:0;z-index:90;display:none}
.modal.is-open{display:flex;align-items:center;justify-content:center;padding:20px}
.modal__mask{position:absolute;inset:0;background:rgba(13,20,18,.62)}
.modal__card{
  position:relative;width:100%;max-width:480px;max-height:90vh;overflow-y:auto;
  background:#fff;border-radius:16px;padding:28px;box-shadow:var(--sh-lg);
}
.modal__close{
  position:absolute;right:12px;top:12px;
  width:40px;height:40px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  color:var(--c-muted);font-size:18px;
}
.modal__close:hover{background:var(--c-bg);color:var(--c-text)}
.modal__card h2{font-size:22px;margin-bottom:6px}
.modal__card .modal__sub{font-size:14px;color:var(--c-muted);margin:0 0 20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--c-muted);margin-bottom:6px}
.field .req{color:var(--c-accent);margin-left:2px}
.field input,.field select,.field textarea{
  width:100%;height:44px;padding:0 14px;
  border:1px solid var(--c-line);border-radius:var(--r-input);
  background:#fff;color:var(--c-text);
  transition:border-color .18s,box-shadow .18s;
}
.field textarea{height:auto;min-height:88px;padding:10px 14px;line-height:1.7;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:var(--c-faint)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-primary);
  box-shadow:0 0 0 2px rgba(11,94,63,.14);
}
.field.is-error input,.field.is-error select{border-color:var(--c-accent);box-shadow:none}
.field__err{display:none;font-size:13px;color:var(--c-accent);margin-top:6px}
.field.is-error .field__err{display:block}
.form-note{font-size:12px;color:var(--c-faint);text-align:center;margin:12px 0 0}
.form-note a{color:var(--c-muted);text-decoration:underline;text-underline-offset:3px}
.form-note a:hover{color:var(--c-primary)}

/* 响应式 */
@media (min-width:1024px){
  .content{margin-left:var(--sidebar-w)}
  .sidebar-mask{display:none!important}
}
@media (min-width:1024px) and (max-width:1279px){
  :root{--sidebar-w:240px}
}
@media (max-width:1023px){
  .sidebar{
    width:min(84vw,320px);
    transform:translateX(-100%);
    transition:transform .26s cubic-bezier(.2,.8,.2,1);
    box-shadow:var(--sh-lg);
  }
  .sidebar.is-open{transform:none}
  .sidebar__close{display:flex}
  .sidebar__brand{height:76px}
  .nav-item{height:52px}
  .topbar{display:flex}
  .section{padding:56px 0}
  .section--tight{padding:40px 0}
  .container{padding:0 20px}
  .split{flex-direction:column;gap:28px}
  .split__media{flex:1 1 auto;max-width:100%;width:100%}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .cta-band{padding:48px 0}
  .timeline__item{padding-left:56px}
  .timeline__item::before{left:13px}
  .timeline__item:last-child::after{left:9px}
}
@media (max-width:519px){
  .container{padding:0 16px}
  .page-banner{padding:32px 0;min-height:180px}
  .page-banner h1{font-size:clamp(26px,7vw,34px)}
  .entry-strip{padding:14px 16px}
  .timeline__item{padding-left:48px;padding-bottom:28px}
  .timeline__item::before{left:11px}
  .timeline__item:last-child::after{left:7px}
  .timeline__marker{width:24px;height:24px;font-size:12px}
  .timeline__item::before{top:30px}
  .timeline__item:last-child::after{top:50px}
  .faq__q{font-size:16px}
  .cta-band__inner{gap:20px}
  .cta-band .btn{width:100%}
  .footer__bottom{flex-direction:column;gap:6px}
}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
}

/* roulang page: category3 */
:root{
  --c-primary:#0B5E3F;
  --c-primary-700:#094A32;
  --c-primary-050:#EAF6EF;
  --c-accent:#FF6B2C;
  --c-accent-700:#E85A1C;
  --c-accent-050:#FFF1E8;
  --c-lime:#9FE870;
  --c-ink:#0D1412;
  --c-ink-2:#14201B;
  --c-text:#1C2320;
  --c-muted:#5A6660;
  --c-faint:#97A19C;
  --c-bg:#F6F7F4;
  --c-surface:#FFFFFF;
  --c-line:#E3E7E1;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-input:10px;
  --r-pill:999px;
  --sh-sm:0 1px 2px rgba(13,20,18,.06);
  --sh-md:0 8px 24px -12px rgba(13,20,18,.18);
  --sh-lg:0 28px 64px -28px rgba(13,20,18,.28);
  --ease:cubic-bezier(.2,.8,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,"Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;object-fit:cover}
a{color:var(--c-primary);text-decoration:none;transition:color 200ms var(--ease)}
a:hover{color:var(--c-accent)}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul{padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:3px solid rgba(255,107,44,.35);outline-offset:2px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}
.grid-x > .cell{padding-left:16px;padding-right:16px}
.grid-x.gx{margin-left:-16px;margin-right:-16px}
/* ---------- 侧栏 ---------- */
.sidebar{
  position:fixed;top:0;left:0;width:264px;height:100vh;
  background:var(--c-ink);color:#fff;z-index:80;
  display:flex;flex-direction:column;overflow-y:auto;
}
.sidebar__brand{
  min-height:88px;display:flex;align-items:center;gap:12px;
  padding:18px 24px;border-bottom:1px solid rgba(255,255,255,.08);
}
.sidebar__brand strong{font-size:15px;line-height:1.35;font-weight:700;letter-spacing:.01em;color:#fff}
.sidebar__nav{padding:16px 0;flex:1 1 auto}
.nav-label{
  font-size:12px;letter-spacing:.18em;color:rgba(255,255,255,.38);
  padding:0 24px 8px;text-transform:uppercase;
}
.nav-item{
  position:relative;display:flex;align-items:center;gap:10px;
  height:48px;padding:0 24px;font-size:15px;color:rgba(255,255,255,.72);
  transition:background 200ms var(--ease),color 200ms var(--ease),transform 200ms var(--ease);
}
.nav-item i{width:18px;font-size:15px;text-align:center;color:inherit}
.nav-item:hover{background:rgba(255,255,255,.06);color:#fff;transform:translateX(2px)}
.nav-item.is-active{color:var(--c-lime);background:rgba(255,255,255,.05)}
.nav-item.is-active::before{
  content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;
  background:var(--c-accent);border-radius:0 3px 3px 0;
}
.sidebar__foot{padding:16px 24px 22px;border-top:1px solid rgba(255,255,255,.08)}
.sidebar__meta{margin-top:14px;font-size:12px;line-height:1.9;color:rgba(255,255,255,.45)}
.sidebar__meta a{color:rgba(255,255,255,.6)}
.sidebar__meta a:hover{color:var(--c-lime)}
.sidebar__close{display:none}
.drawer-mask{
  position:fixed;inset:0;background:rgba(13,20,18,.6);z-index:75;
  opacity:0;visibility:hidden;transition:opacity 220ms var(--ease),visibility 220ms var(--ease);
}
.drawer-mask.is-open{opacity:1;visibility:visible}
/* ---------- 移动顶栏 ---------- */
.topbar{
  display:none;position:sticky;top:0;z-index:70;height:60px;
  background:#fff;border-bottom:1px solid var(--c-line);
  align-items:center;justify-content:space-between;padding:0 16px;
}
.topbar__brand{display:flex;align-items:center;gap:10px;color:var(--c-text)}
.topbar__brand span{
  font-size:15px;font-weight:700;max-width:210px;overflow:hidden;
  white-space:nowrap;text-overflow:ellipsis;
}
.hamburger{
  width:44px;height:44px;border:1px solid var(--c-line);border-radius:10px;
  background:#fff;display:flex;flex-direction:column;justify-content:center;
  align-items:center;gap:4px;cursor:pointer;
}
.hamburger span{display:block;width:18px;height:2px;background:var(--c-text);border-radius:2px}
/* ---------- 主体 ---------- */
.site-main{padding-left:264px}
.section{padding:88px 0}
.section--tight{padding:56px 0}
.section__head{max-width:780px;margin-bottom:36px}
.eyebrow{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.16em;
  color:var(--c-primary);text-transform:uppercase;margin-bottom:12px;
}
h1{font-size:clamp(30px,4.6vw,54px);line-height:1.18;font-weight:700;letter-spacing:-.01em}
h2{font-size:clamp(22px,2.4vw,34px);line-height:1.3;font-weight:700}
h3{font-size:clamp(18px,1.6vw,22px);line-height:1.4;font-weight:600}
h4{font-size:16px;line-height:1.5;font-weight:600}
.lead{font-size:17px;line-height:1.85;color:var(--c-muted);margin-top:18px}
.muted{color:var(--c-muted);font-size:14px;line-height:1.75}
/* ---------- 面包屑 ---------- */
.crumbs{font-size:13px;color:var(--c-muted);padding-top:28px}
.crumbs a{color:var(--c-muted)}
.crumbs a:hover{color:var(--c-accent)}
.crumbs span{margin:0 8px;color:var(--c-faint)}
/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
}
.hero::after{
  content:"";position:absolute;right:-80px;top:-60px;width:420px;height:420px;
  border:1px solid rgba(11,94,63,.12);border-radius:50%;pointer-events:none;
}
.hero::before{
  content:"";position:absolute;right:60px;bottom:-140px;width:320px;height:320px;
  border:1px dashed rgba(11,94,63,.10);border-radius:50%;pointer-events:none;
}
.hero__grid{display:flex;flex-wrap:wrap;align-items:flex-start;position:relative;z-index:2}
.hero__title{margin-top:22px}
.hero__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero__tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero__card{
  background:var(--c-bg);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh-sm);
}
.check-list{margin-top:16px}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;padding:12px 0;
  border-bottom:1px dashed var(--c-line);font-size:15px;line-height:1.7;
}
.check-list li:last-child{border-bottom:0;padding-bottom:0}
.check-list .no{
  flex:0 0 26px;height:26px;border-radius:8px;border:1px solid var(--c-primary);
  color:var(--c-primary);font-size:12px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.check-list--muted .no{border-color:var(--c-faint);color:var(--c-faint)}
/* ---------- 徽章 / 按钮 ---------- */
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:var(--r-pill);font-size:13px;line-height:1;font-weight:600;
}
.badge--primary{background:var(--c-primary-050);color:var(--c-primary)}
.badge--accent{background:var(--c-accent-050);color:var(--c-accent-700)}
.badge--muted{background:#EEF1EC;color:var(--c-muted)}
.badge--lime{background:rgba(159,232,112,.18);color:#3E6B23}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--r-btn);font-size:15px;font-weight:600;
  border:1.5px solid transparent;cursor:pointer;text-decoration:none;
  transition:background 200ms var(--ease),color 200ms var(--ease),transform 200ms var(--ease),border-color 200ms var(--ease);
}
.btn--primary{background:var(--c-accent);border-color:var(--c-accent);color:#14100C}
.btn--primary:hover{background:var(--c-accent-700);border-color:var(--c-accent-700);color:#14100C;transform:translateY(-1px)}
.btn--primary:active{transform:none}
.btn--ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn--ghost:hover{background:var(--c-primary-050);color:var(--c-primary-700)}
.btn--onink{background:rgba(255,255,255,.10);border-color:rgba(255,255,255,.45);color:#fff}
.btn--onink:hover{background:rgba(255,255,255,.18);color:#fff}
.btn--block{width:100%}
.btn--sm{padding:9px 18px;font-size:14px}
/* ---------- 对比区 ---------- */
.compare-grid{margin-top:8px}
.compare-card{
  height:100%;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:28px;box-shadow:var(--sh-sm);
  transition:border-color 200ms var(--ease),box-shadow 200ms var(--ease),transform 200ms var(--ease);
}
.compare-card:hover{border-color:rgba(11,94,63,.28);box-shadow:var(--sh-md);transform:translateY(-2px)}
.compare-card--primary{
  position:relative;border:1.5px solid var(--c-primary);overflow:hidden;
}
.compare-card--primary::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--c-accent);
}
.compare-card h3{margin:16px 0 8px}
.compare-list li{
  display:flex;gap:10px;align-items:flex-start;font-size:15px;line-height:1.75;
  padding:10px 0;border-bottom:1px solid var(--c-line);color:var(--c-muted);
}
.compare-list li:last-child{border-bottom:0}
.compare-list i{font-size:14px;margin-top:5px;color:var(--c-faint)}
.compare-card--primary .compare-list li{color:var(--c-text)}
.compare-card--primary .compare-list i{color:var(--c-primary)}
/* ---------- 深色核对面板 ---------- */
.hud{
  position:relative;overflow:hidden;background:var(--c-ink);color:#fff;
  border-radius:var(--r-card);padding:40px 32px;
}
.hud::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(135deg,rgba(255,255,255,.055) 0 1px,transparent 1px 14px);
}
.hud__grid{position:relative;z-index:2}
.hud__item{padding:20px 4px 20px 0}
.hud__num{
  font-size:13px;font-weight:700;letter-spacing:.14em;color:var(--c-lime);
}
.hud__item h3{color:#fff;margin:12px 0 8px;font-size:19px}
.hud__item p{color:rgba(255,255,255,.66);font-size:14px;line-height:1.8}
.hud__item::after{
  content:"";display:block;width:36px;height:1px;background:rgba(159,232,112,.5);margin-top:18px;
}
/* ---------- 错落卡片 ---------- */
.card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-sm);height:100%;
  transition:transform 200ms var(--ease),box-shadow 200ms var(--ease),border-color 200ms var(--ease);
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:rgba(11,94,63,.28)}
.card__media{margin:-24px -24px 20px;overflow:hidden;border-radius:var(--r-card) var(--r-card) 0 0}
.card__media img{width:100%;aspect-ratio:3/2;border-radius:var(--r-card) var(--r-card) 0 0}
.card h3{margin:14px 0 10px}
.card p{color:var(--c-muted);font-size:15px;line-height:1.8}
.card__list{margin-top:14px}
.card__list li{
  font-size:14px;color:var(--c-muted);line-height:1.8;padding-left:16px;position:relative;
}
.card__list li::before{
  content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;background:var(--c-primary);
}
.card__foot{margin-top:20px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.link-more{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--c-primary)}
.link-more:hover{color:var(--c-accent)}
.card--plain .badge{margin-bottom:14px}
.stack-row{margin-bottom:32px}
/* ---------- FAQ ---------- */
.faq{max-width:880px;border-top:1px solid var(--c-line)}
.faq__item{border-bottom:1px solid var(--c-line)}
.faq__q{
  width:100%;min-height:56px;display:flex;align-items:center;justify-content:space-between;
  gap:18px;padding:14px 0;background:none;border:0;cursor:pointer;text-align:left;
  font-size:17px;font-weight:600;color:var(--c-text);
}
.faq__q:hover{color:var(--c-primary)}
.faq__icon{position:relative;flex:0 0 18px;width:18px;height:18px}
.faq__icon::before,.faq__icon::after{
  content:"";position:absolute;background:var(--c-primary);border-radius:2px;
  transition:transform 220ms var(--ease),opacity 220ms var(--ease);
}
.faq__icon::before{left:0;top:8px;width:18px;height:2px}
.faq__icon::after{left:8px;top:0;width:2px;height:18px}
.faq__item.is-open .faq__icon::after{transform:rotate(90deg);opacity:0}
.faq__item.is-open .faq__q{color:var(--c-primary)}
.faq__a{max-height:0;overflow:hidden;transition:max-height 260ms var(--ease)}
.faq__a p{padding:2px 0 18px;font-size:15px;line-height:1.85;color:var(--c-muted);max-width:760px}
/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;border-radius:var(--r-card);overflow:hidden;color:#fff;
  background-image:linear-gradient(rgba(13,20,18,.78),rgba(13,20,18,.78)),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  padding:48px 40px;display:flex;flex-wrap:wrap;align-items:center;
  justify-content:space-between;gap:24px;min-height:220px;
}
.cta-band h2{color:#fff;max-width:620px}
.cta-band p{color:rgba(255,255,255,.72);margin-top:12px;font-size:15px}
/* ---------- 弹层 ---------- */
.modal{position:fixed;inset:0;z-index:130;display:none}
.modal.is-open{display:block}
.modal__mask{position:absolute;inset:0;background:rgba(13,20,18,.62)}
.modal__dialog{
  position:relative;z-index:2;max-width:480px;margin:6vh auto;
  background:#fff;border-radius:16px;box-shadow:var(--sh-lg);padding:28px;
}
.modal__close{
  position:absolute;top:14px;right:14px;width:40px;height:40px;border-radius:50%;
  border:1px solid var(--c-line);background:#fff;color:var(--c-muted);cursor:pointer;
  display:flex;align-items:center;justify-content:center;transition:all 200ms var(--ease);
}
.modal__close:hover{background:var(--c-accent-050);color:var(--c-accent-700);border-color:var(--c-accent)}
.modal__dialog h3{margin-bottom:6px;padding-right:36px}
.modal__hint{font-size:14px;color:var(--c-muted);margin-bottom:20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--c-muted);margin-bottom:6px}
.field label .req{color:var(--c-accent);margin-left:4px}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--c-line);border-radius:var(--r-input);
  background:#fff;color:var(--c-text);font-size:15px;font-family:inherit;
  padding:0 14px;transition:border-color 200ms var(--ease),box-shadow 200ms var(--ease);
}
.field input,.field select{height:44px}
.field textarea{padding:10px 14px;resize:vertical;min-height:88px;line-height:1.7}
.field input::placeholder,.field textarea::placeholder{color:var(--c-faint)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-primary);box-shadow:0 0 0 2px rgba(11,94,63,.14);
}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:var(--c-accent)}
.field .err{display:none;font-size:13px;color:var(--c-accent-700);margin-top:6px}
.field.has-error .err{display:block}
.form-note{font-size:12px;color:var(--c-faint);margin-top:12px;line-height:1.7}
.form-note a{color:var(--c-muted);text-decoration:underline;text-underline-offset:3px}
.form-ok{
  display:none;margin-top:14px;padding:12px 14px;border-radius:10px;
  background:var(--c-primary-050);color:var(--c-primary);font-size:14px;
}
.form-ok.is-show{display:block}
/* ---------- 页脚 ---------- */
.footer{background:var(--c-ink);color:rgba(255,255,255,.72);padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px}
.footer__brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer__brand strong{color:#fff;font-size:16px;line-height:1.4}
.footer h4{color:#fff;margin-bottom:16px;font-size:15px}
.footer p{font-size:14px;line-height:1.85}
.footer ul li{margin-bottom:10px}
.footer ul li a,.footer ul li span{font-size:14px;color:rgba(255,255,255,.72)}
.footer ul li a:hover{color:var(--c-lime)}
.footer__bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:12px;color:rgba(255,255,255,.45);
}
/* ---------- 响应式 ---------- */
@media screen and (max-width:1279px){
  .sidebar{width:240px}
  .site-main{padding-left:240px}
}
@media screen and (max-width:1023px){
  .sidebar{
    width:min(84vw,320px);transform:translateX(-100%);
    transition:transform 240ms var(--ease);padding-top:0;
  }
  .sidebar.is-open{transform:translateX(0)}
  .sidebar__close{
    display:flex;align-items:center;justify-content:center;
    position:absolute;top:16px;right:14px;width:40px;height:40px;border-radius:50%;
    background:rgba(255,255,255,.08);border:0;color:#fff;cursor:pointer;z-index:2;
  }
  .sidebar__brand{padding-right:64px}
  .topbar{display:flex}
  .site-main{padding-left:0}
  .nav-item{height:52px}
  .section{padding:56px 0}
  .section--tight{padding:40px 0}
  .container{padding:0 16px}
  .cta-band{padding:32px 22px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media screen and (max-width:639px){
  .hero__actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .card__media{margin:-24px -24px 18px}
  .modal__dialog{margin:4vh 16px;padding:22px}
  .hud{padding:28px 20px}
}
@media (prefers-reduced-motion: reduce){
  *{animation:none !important;transition:none !important}
}