/* roulang page: index */
:root{
  --green-900:#12301F;
  --green-800:#1A4530;
  --green-700:#1F5C3A;
  --green-600:#2E7D4F;
  --green-100:#E8F2E8;
  --green-050:#EDF3EC;
  --orange:#E07B2B;
  --orange-dark:#C7651B;
  --orange-050:#FBEEE0;
  --gold:#D9B44A;
  --alert:#C0392B;
  --bg:#F7F5EF;
  --surface:#FFFFFF;
  --text:#1B2B22;
  --muted:#5E7268;
  --line:#DCE5D8;
  --r-card:14px;
  --r-btn:8px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(31,92,58,.06), 0 8px 20px rgba(31,92,58,.06);
  --sh-2:0 4px 12px rgba(31,92,58,.12), 0 16px 32px rgba(31,92,58,.10);
  --maxw:1200px;
  --bs-primary:#1F5C3A;
  --bs-primary-rgb:31,92,58;
  --bs-body-font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.85;color:var(--text);background:var(--bg);
  font-weight:400;
}
img{max-width:100%;display:block}
a{color:var(--green-700);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease}
a:hover{color:var(--orange)}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;color:var(--green-900)}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0 0 14px}
p:last-child{margin-bottom:0}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--green-700);outline-offset:2px}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px}
.container-wide{width:100%;max-width:1320px;margin:0 auto;padding:0 20px}
.tnum{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ---------- bootstrap 重置 ---------- */
.btn{border-radius:var(--r-btn)!important;font-weight:600;letter-spacing:0;box-shadow:none!important;transition:all .2s ease;padding:12px 24px;border-width:1px}
.btn:focus,.btn:focus-visible{box-shadow:none!important;outline:2px solid var(--green-700);outline-offset:2px}
.card{border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);background:var(--surface)}
.form-control,.form-select{border:1px solid var(--line);border-radius:10px;height:46px;padding:8px 14px;background:#fff;color:var(--text);box-shadow:none!important}
.form-control:focus,.form-select:focus{border-color:var(--green-700);box-shadow:0 0 0 3px rgba(31,92,58,.12)!important}
textarea.form-control{height:auto;min-height:118px;padding-top:12px}

/* ---------- 按钮体系 ---------- */
.btn-primary{
  background:var(--orange);border:1px solid var(--green-800);color:#fff;
  box-shadow:0 4px 10px rgba(224,123,43,.28);
}
.btn-primary:hover,.btn-primary:active,.btn-primary:focus{
  background:var(--orange-dark);border-color:var(--green-900);color:#fff;transform:translateY(-1px);
}
.btn-ghost{background:transparent;border:1px solid var(--green-700);color:var(--green-700)}
.btn-ghost:hover{background:rgba(46,125,79,.08);border-color:var(--green-700);color:var(--green-800)}
.btn-light-solid{background:#fff;border:1px solid #fff;color:var(--green-800);font-weight:700}
.btn-light-solid:hover{background:var(--orange-050);border-color:var(--orange);color:var(--orange-dark);transform:translateY(-1px)}
.btn-outline-light-2{background:transparent;border:1px solid rgba(230,240,230,.6);color:#E6F0E6}
.btn-outline-light-2:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff}
.btn-lg-nav{padding:12px 26px;font-weight:600}

/* ---------- 头部导航 ---------- */
.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:74px}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand-mark{
  width:42px;height:42px;border-radius:12px;background:var(--green-800);
  display:flex;align-items:center;justify-content:center;flex:0 0 auto;
  box-shadow:0 4px 10px rgba(26,69,48,.28);
}
.brand-mark svg{width:22px;height:22px}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:19px;color:var(--green-900);font-weight:700}
.brand-text em{font-style:normal;font-size:12px;color:var(--muted);margin-top:3px}
.main-nav{display:flex;align-items:center;gap:4px;flex:1 1 auto;justify-content:center;flex-wrap:wrap}
.nav-link{display:inline-block;padding:8px 13px;border-radius:8px;font-size:15px;color:#2A3B31;position:relative;white-space:nowrap}
.nav-link:hover{color:var(--green-700);background:var(--green-050)}
.nav-link.active{color:var(--green-700);font-weight:700;background:var(--green-100)}
.nav-link::after{content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;background:transparent;border-radius:2px}
.nav-link.active::after{background:var(--orange)}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--green-800);align-items:center;justify-content:center}
.nav-toggle:hover{border-color:var(--green-600);color:var(--green-700)}
@media (max-width:1199px){
  .brand-text em{display:none}
  .nav-link{padding:8px 10px;font-size:14.5px}
}
@media (max-width:991px){
  .main-nav{
    position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;gap:2px;padding:12px 20px 18px;
    box-shadow:0 16px 28px rgba(26,69,48,.10);display:none;
  }
  .main-nav.open{display:flex}
  .nav-link{padding:12px 12px;font-size:16px;border-radius:10px}
  .nav-link::after{display:none}
  .nav-toggle{display:flex}
  .nav-actions .btn-lg-nav{padding:10px 18px;font-size:15px}
}
@media (max-width:520px){
  .brand-text strong{font-size:17px}
  .nav-actions .btn-lg-nav{padding:9px 14px;font-size:14px}
}

/* ---------- 通用区块 ---------- */
.section{padding:84px 0}
.section-alt{background:var(--green-050);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-dark{background:var(--green-800);color:#E6F0E6}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.kicker{display:inline-block;font-size:13px;font-weight:700;color:var(--orange-dark);background:var(--orange-050);border-radius:var(--r-pill);padding:4px 12px;margin-bottom:14px}
.section-title{font-size:28px}
.section-sub{color:var(--muted);font-size:16px;max-width:720px;margin-top:12px}
.section-dark .section-title,.section-dark h2,.section-dark h3{color:#fff}
.section-dark .section-sub{color:#C9DEC9}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
@media (max-width:1199px){.grid-4{grid-template-columns:repeat(3,1fr)}}
@media (max-width:991px){
  .section{padding:56px 0}
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .section-title{font-size:24px}
}
@media (max-width:767px){
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .section{padding:48px 0}
  .section-title{font-size:22px}
  .section-sub{font-size:15px}
}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--green-900);color:#fff;isolation:isolate}
.hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center;z-index:-2}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(18,48,31,.92) 0%,rgba(18,48,31,.78) 46%,rgba(18,48,31,.62) 100%);z-index:-1}
.hero-inner{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;padding:96px 0 88px}
.hero-tag{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:#F3E3D2;background:rgba(224,123,43,.22);border:1px solid rgba(224,123,43,.55);border-radius:var(--r-pill);padding:6px 14px;margin-bottom:20px}
.hero h1{color:#fff;font-size:38px;line-height:1.35;margin-bottom:18px}
.hero-lead{color:#D8E7D8;font-size:18px;line-height:1.8;max-width:640px;margin-bottom:28px}
.hero-btns{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:38px}
.hero-stats{display:flex;gap:38px;flex-wrap:wrap;border-top:1px solid rgba(230,240,230,.22);padding-top:24px}
.hero-stat b{display:block;font-size:30px;font-weight:700;color:var(--gold);line-height:1.2;font-variant-numeric:tabular-nums}
.hero-stat span{font-size:13.5px;color:#BFD4BF}
.hero-panel{
  background:rgba(255,255,255,.9);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.7);
  border-radius:var(--r-card);padding:26px;box-shadow:0 18px 40px rgba(6,26,14,.34);color:var(--text);
}
.hero-panel h2{font-size:18px;margin-bottom:6px}
.hero-panel .panel-note{font-size:13.5px;color:var(--muted);margin-bottom:18px}
.status-list li{display:flex;align-items:flex-start;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line)}
.status-list li:last-child{border-bottom:0;padding-bottom:0}
.status-dot{width:9px;height:9px;border-radius:50%;background:var(--alert);flex:0 0 auto;margin-top:9px;box-shadow:0 0 0 4px rgba(192,57,43,.12)}
.status-dot.green{background:var(--green-600);box-shadow:0 0 0 4px rgba(46,125,79,.14)}
.status-dot.orange{background:var(--orange);box-shadow:0 0 0 4px rgba(224,123,43,.16)}
.status-list .st-title{font-size:15px;font-weight:600;color:var(--green-900);display:block}
.status-list .st-desc{font-size:13px;color:var(--muted)}
.hero-panel .btn{width:100%;margin-top:20px}
@media (max-width:1199px){
  .hero h1{font-size:32px}
  .hero-inner{grid-template-columns:1fr;gap:36px;padding:76px 0 70px}
  .hero-lead{font-size:17px}
}
@media (max-width:767px){
  .hero h1{font-size:26px}
  .hero-lead{font-size:16px}
  .hero-btns .btn{width:100%}
  .hero-stats{gap:24px}
  .hero-stat b{font-size:25px}
  .hero-inner{padding:52px 0 52px}
  .hero-bg{background-position:center top}
}

/* ---------- 卡片 ---------- */
.card-box{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:24px;transition:all .22s ease;height:100%;display:flex;flex-direction:column}
.card-box:hover{box-shadow:var(--sh-2);border-color:rgba(224,123,43,.4);transform:translateY(-3px)}
.card-thumb{border-radius:10px;overflow:hidden;background:var(--green-050);aspect-ratio:16/10;margin-bottom:18px}
.card-thumb img{width:100%;height:100%;object-fit:cover}
.card-box h3{font-size:19px;margin-bottom:10px}
.card-box p{font-size:15px;color:var(--muted);line-height:1.8}
.card-list{margin-top:14px}
.card-list li{position:relative;padding-left:20px;font-size:14.5px;color:var(--muted);margin-bottom:8px}
.card-list li::before{content:"";position:absolute;left:0;top:11px;width:8px;height:2px;background:var(--orange);border-radius:2px}
.card-link{margin-top:auto;padding-top:16px;font-size:14.5px;font-weight:600;color:var(--green-700);display:inline-flex;align-items:center;gap:6px}
.card-link:hover{color:var(--orange);gap:10px}
.badge{display:inline-block;font-size:12.5px;border-radius:var(--r-pill);padding:3px 11px;line-height:1.6}
.badge-orange{background:var(--orange-050);color:var(--orange-dark)}
.badge-green{background:var(--green-100);color:var(--green-700)}

/* ---------- 优惠阶梯 ---------- */
.ladder{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;align-items:start}
.ladder-item{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:26px 24px;box-shadow:var(--sh-1);transition:all .22s ease}
.ladder-item:nth-child(2){margin-top:34px}
.ladder-item:nth-child(3){margin-top:68px}
.ladder-item:hover{box-shadow:var(--sh-2);border-color:rgba(224,123,43,.45)}
.ladder-num{font-size:40px;font-weight:700;color:var(--green-100);line-height:1;font-variant-numeric:tabular-nums}
.ladder-item h3{font-size:20px;margin:6px 0 10px}
.ladder-tagline{font-size:15px;color:var(--muted);margin-bottom:16px}
.ladder-item ul li{font-size:14.5px;color:var(--muted);padding-left:20px;position:relative;margin-bottom:8px}
.ladder-item ul li::before{content:"✓";position:absolute;left:0;color:var(--green-600);font-weight:700}
.ladder-for{margin-top:18px;padding-top:14px;border-top:1px dashed var(--line);font-size:13.5px;color:var(--green-700);font-weight:600}
@media (max-width:991px){
  .ladder{grid-template-columns:1fr;gap:18px}
  .ladder-item:nth-child(2),.ladder-item:nth-child(3){margin-top:0}
}

/* ---------- 套餐对比 ---------- */
.compare{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.plan{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);display:flex;flex-direction:column;transition:all .22s ease}
.plan:hover{box-shadow:var(--sh-2);border-color:rgba(224,123,43,.45)}
.plan.featured{border:1.5px solid var(--orange);box-shadow:var(--sh-2)}
.plan-head{padding-bottom:16px;border-bottom:1px solid var(--line);margin-bottom:16px}
.plan-head h3{font-size:18px;margin-bottom:6px}
.plan-price{font-size:30px;font-weight:700;color:var(--orange);line-height:1.2;font-variant-numeric:tabular-nums}
.plan-price small{font-size:14px;color:var(--muted);font-weight:500;margin-left:4px}
.plan ul li{display:flex;justify-content:space-between;gap:12px;font-size:14.5px;color:var(--muted);padding:9px 0;border-bottom:1px dashed var(--line)}
.plan ul li:last-child{border-bottom:0}
.plan ul li.no{color:#9AAEA2}
.mark-yes{color:var(--green-600);font-weight:700}
.mark-no{color:#B9C7BE;font-weight:700}
.plan .btn{margin-top:20px;width:100%}
@media (max-width:1199px){.compare{grid-template-columns:repeat(2,1fr)}}
@media (max-width:767px){.compare{grid-template-columns:1fr}}

/* ---------- 资讯列表 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;display:flex;flex-direction:column;transition:all .22s ease;height:100%}
.news-card:hover{box-shadow:var(--sh-2);border-color:rgba(224,123,43,.4);transform:translateY(-3px)}
.news-thumb{display:block;background:var(--green-050);aspect-ratio:16/10;overflow:hidden}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1 1 auto}
.news-title{font-size:18px;margin:10px 0 8px;line-height:1.5}
.news-title a{color:var(--green-900)}
.news-title a:hover{color:var(--orange)}
.news-excerpt{font-size:14.5px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:14px}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:12px;border-top:1px solid var(--line);font-size:13px;color:#8A9C90}
.news-meta .tnum{font-variant-numeric:tabular-nums}
.link-more{font-size:14.5px;font-weight:600;color:var(--green-700);display:inline-flex;align-items:center;gap:6px}
.link-more:hover{color:var(--orange);gap:10px}
.empty-state{background:var(--green-050);border:1px dashed var(--line);border-radius:var(--r-card);padding:48px 24px;text-align:center}
.empty-state i{font-size:30px;color:var(--green-600)}
.empty-state p{color:var(--muted);margin:12px 0 18px}
@media (max-width:991px){.news-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:767px){.news-grid{grid-template-columns:1fr}}

/* ---------- 限时通栏 ---------- */
.countdown-band{position:relative;overflow:hidden;background:var(--green-900);color:#fff}
.countdown-band .band-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center;opacity:.28}
.countdown-band .band-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px;padding:56px 0;flex-wrap:wrap}
.countdown-band h2{color:#fff;font-size:26px;margin-bottom:10px}
.countdown-band p{color:#C9DEC9;font-size:15.5px;max-width:640px}
.cd-clock{display:flex;gap:12px;align-items:center}
.cd-cell{background:rgba(255,255,255,.10);border:1px solid rgba(230,240,230,.24);border-radius:10px;min-width:78px;padding:10px 8px;text-align:center}
.cd-cell b{display:block;font-size:26px;font-weight:700;color:var(--gold);font-variant-numeric:tabular-nums;line-height:1.2}
.cd-cell span{font-size:12px;color:#BFD4BF}
@media (max-width:767px){
  .countdown-band .band-inner{padding:44px 0}
  .cd-cell{min-width:64px}
  .cd-cell b{font-size:22px}
  .countdown-band .btn{width:100%}
}

/* ---------- 证据 / 评价 ---------- */
.proof-row{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-bottom:44px}
.proof{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:22px;box-shadow:var(--sh-1)}
.proof b{display:block;font-size:28px;color:var(--green-700);font-variant-numeric:tabular-nums;line-height:1.2}
.proof span{font-size:13.5px;color:var(--muted)}
.quote{background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--orange);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);height:100%}
.quote p{font-size:15px;color:#33463A}
.quote footer{margin-top:16px;font-size:13.5px;color:var(--muted)}
.tags-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}
.tag{font-size:13px;background:var(--green-100);color:var(--green-700);border-radius:var(--r-pill);padding:6px 14px}
@media (max-width:991px){.proof-row{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.proof-row{grid-template-columns:1fr}}

/* ---------- FAQ ---------- */
.faq-list{max-width:920px;margin:0 auto}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:12px;margin-bottom:10px;box-shadow:var(--sh-1);overflow:hidden}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;font-size:17px;font-weight:600;color:var(--green-900);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:22px;font-weight:400;color:var(--orange);line-height:1}
.faq-item[open] summary::after{content:"−"}
.faq-item[open] summary{background:var(--green-050)}
.faq-body{padding:8px 22px 22px;font-size:15px;color:var(--muted);line-height:1.85}
.faq-body p{margin-bottom:10px}

/* ---------- 表单 ---------- */
.consult-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:start}
.info-list li{display:flex;gap:14px;padding:14px 0;border-bottom:1px dashed rgba(220,229,216,.6)}
.info-list li:last-child{border-bottom:0}
.info-list i{color:var(--orange);font-size:17px;margin-top:4px}
.info-list .il-title{display:block;font-size:15px;font-weight:600;color:#fff}
.info-list .il-desc{font-size:14px;color:#C9DEC9}
.form-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:28px;box-shadow:var(--sh-1)}
.form-card label{font-size:14px;font-weight:700;color:var(--green-900);margin-bottom:6px;display:block}
.form-row{margin-bottom:18px}
.form-help{font-size:13px;color:var(--muted);margin-top:6px}
.form-msg{display:none;margin-top:16px;font-size:14px;color:var(--green-700);background:var(--green-050);border:1px solid var(--line);border-radius:10px;padding:12px 14px}
.form-msg.show{display:block}
@media (max-width:991px){.consult-grid{grid-template-columns:1fr;gap:32px}}
@media (max-width:767px){.form-card{padding:22px}.consult-grid .btn{width:100%}}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--green-800);color:#E6F0E6;padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:44px}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:16px}
.site-footer p{color:#BCD2BC;font-size:14.5px}
.site-footer a{color:#D6E6D6;font-size:14.5px}
.site-footer a:hover{color:var(--orange)}
.footer-links li{margin-bottom:10px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{background:#0F2A1B}
.footer-brand strong{color:#fff;font-size:18px}
.footer-bottom{border-top:1px solid rgba(230,240,230,.18);padding:20px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13.5px;color:#AFC8AF}
@media (max-width:991px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.footer-grid{grid-template-columns:1fr;gap:26px}.site-footer{padding-top:48px}}

/* roulang page: article */
:root{
  --green-900:#123A26;
  --green-800:#1A4530;
  --green-700:#1F5C3A;
  --green-600:#2E7D4F;
  --green-200:#C9DFCB;
  --green-100:#E8F2E8;
  --green-50:#EDF3EC;
  --orange:#E07B2B;
  --orange-dark:#C4681F;
  --orange-50:#FBEEE0;
  --gold:#D9B44A;
  --bg:#F7F5EF;
  --white:#FFFFFF;
  --text:#22322A;
  --text-soft:#5C6F63;
  --text-mute:#8A9A8F;
  --line:#DCE5D8;
  --danger:#C0392B;
  --radius-card:14px;
  --radius-btn:8px;
  --radius-pill:999px;
  --shadow-card:0 1px 2px rgba(31,92,58,.06),0 8px 20px rgba(31,92,58,.06);
  --shadow-hover:0 4px 12px rgba(31,92,58,.12),0 16px 32px rgba(31,92,58,.10);
  --container:1200px;
  --container-wide:1320px;
  --bs-primary:#1F5C3A;
  --bs-body-font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  font-weight:400;
}
img{max-width:100%;display:block;}
a{color:var(--green-700);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--orange);}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--green-700);line-height:1.35;}
p{margin:0 0 1.2em;}
ul,ol{margin:0;padding:0;}
.container-wide{width:100%;max-width:var(--container-wide);margin:0 auto;padding:0 20px;}
.container-narrow{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}

/* ---------- 按钮体系 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-btn);border:1px solid transparent;
  padding:12px 24px;font-size:15px;font-weight:600;line-height:1.2;
  cursor:pointer;transition:all .22s ease;text-align:center;white-space:nowrap;
}
.btn:focus-visible{outline:2px solid var(--green-700);outline-offset:2px;}
.btn.btn-primary{
  background-color:var(--orange);border-color:var(--orange);color:#fff;
  box-shadow:0 6px 16px rgba(224,123,43,.24);
}
.btn.btn-primary:hover{background-color:var(--orange-dark);border-color:var(--orange-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(224,123,43,.28);}
.btn.btn-ghost{background:transparent;border-color:var(--green-700);color:var(--green-700);}
.btn.btn-ghost:hover{background:rgba(31,92,58,.08);color:var(--green-700);transform:translateY(-1px);}
.btn.btn-light{background:#fff;border-color:rgba(255,255,255,.6);color:var(--green-800);}
.btn.btn-light:hover{background:var(--orange-50);color:var(--orange-dark);}
.btn-lg-nav{padding:12px 26px;font-size:15px;font-weight:600;}

/* ---------- 站点头部 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 2px rgba(31,92,58,.04);
}
.nav-wrap{display:flex;align-items:center;gap:24px;min-height:72px;}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-mark{
  width:42px;height:42px;border-radius:12px;background:var(--green-700);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 14px rgba(31,92,58,.24);
}
.brand-mark svg{width:26px;height:26px;}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-text strong{font-size:18px;color:var(--green-700);font-weight:700;}
.brand-text em{font-style:normal;font-size:12px;color:var(--text-mute);}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-link{
  position:relative;padding:10px 14px;border-radius:var(--radius-btn);
  font-size:15px;color:var(--text);font-weight:500;white-space:nowrap;
}
.nav-link:hover{background:var(--green-50);color:var(--green-700);}
.nav-link.active{background:var(--green-100);color:var(--green-700);font-weight:600;}
.nav-link.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--orange);border-radius:2px;
}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--radius-btn);
  border:1px solid var(--line);background:#fff;color:var(--green-700);font-size:18px;
}
.nav-toggle:hover{background:var(--green-50);}

/* ---------- 状态条 ---------- */
.status-strip{background:var(--green-800);color:#E6F0E6;font-size:13px;}
.status-strip .inner{display:flex;flex-wrap:wrap;gap:24px;align-items:center;padding:9px 20px;max-width:var(--container-wide);margin:0 auto;}
.status-strip i{color:var(--gold);margin-right:6px;}
.live-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:#E85C3A;margin-right:8px;box-shadow:0 0 0 3px rgba(232,92,58,.22);}

/* ---------- 面包屑 ---------- */
.crumb-bar{background:var(--green-50);border-bottom:1px solid var(--line);}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:12px 0;font-size:13.5px;color:var(--text-soft);}
.crumbs a{color:var(--green-700);}
.crumbs a:hover{color:var(--orange);}
.crumbs .sep{color:var(--text-mute);}
.crumbs .current{color:var(--text-soft);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ---------- 文章布局 ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:36px;
  padding:36px 0 72px;align-items:start;
}
.article-main{min-width:0;}
.article-body{max-width:780px;margin:0 auto;}
.article-head{
  border-bottom:1px solid var(--line);padding-bottom:22px;margin-bottom:28px;
}
.head-tags{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:14px;}
.badge-chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--radius-pill);
  font-size:12.5px;font-weight:600;line-height:1.6;
}
.badge-green{background:var(--green-100);color:var(--green-700);}
.badge-orange{background:var(--orange-50);color:var(--orange-dark);}
.head-note{font-size:13px;color:var(--text-mute);}
.article-head h1{
  font-size:36px;line-height:1.35;margin:0 0 16px;
}
.article-meta{display:flex;flex-wrap:wrap;gap:8px 22px;font-size:13.5px;color:var(--text-mute);}
.article-meta i{color:var(--green-600);margin-right:6px;}
.article-meta .num{font-variant-numeric:tabular-nums;}

/* ---------- 正文排版 ---------- */
.article-content{font-size:16px;line-height:1.85;color:var(--text);}
.article-content > p{margin:0 0 1.6em;text-indent:0;}
.article-content h2{
  font-size:27px;margin:1.8em 0 .8em;padding-left:14px;border-left:4px solid var(--orange);
  line-height:1.45;
}
.article-content h3{font-size:21px;margin:1.6em 0 .6em;color:var(--green-700);}
.article-content h4{font-size:18px;margin:1.4em 0 .5em;color:var(--green-600);}
.article-content ul,.article-content ol{margin:0 0 1.6em;padding-left:1.4em;}
.article-content li{margin-bottom:.5em;}
.article-content ul li::marker{color:var(--orange);}
.article-content ol li::marker{color:var(--green-600);font-weight:600;}
.article-content blockquote{
  margin:1.6em 0;padding:18px 22px;background:var(--green-50);
  border-left:4px solid var(--green-600);border-radius:0 10px 10px 0;
  color:var(--text-soft);font-size:15.5px;
}
.article-content img{width:100%;border-radius:10px;margin:1.4em 0 .6em;}
.article-content figure{margin:1.6em 0;}
.article-content figcaption{font-size:13px;color:var(--text-mute);text-align:center;margin-top:6px;}
.article-content table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;}
.article-content th,.article-content td{border:1px solid var(--line);padding:11px 14px;text-align:left;}
.article-content thead th{background:var(--green-50);color:var(--green-700);font-weight:600;}
.article-content tbody tr:nth-child(even){background:#FBFBF7;}
.article-content a{color:var(--green-700);border-bottom:1px solid var(--green-200);}
.article-content a:hover{color:var(--orange);border-bottom-color:var(--orange);}
.article-content strong{color:var(--green-800);}
.article-content hr{border:none;border-top:1px solid var(--line);margin:2em 0;}

/* ---------- 空状态 ---------- */
.empty-state{
  background:var(--green-50);border:1px dashed var(--green-200);border-radius:var(--radius-card);
  padding:44px 28px;text-align:center;
}
.empty-state i{font-size:34px;color:var(--green-600);margin-bottom:14px;display:block;}
.empty-state h3{font-size:20px;margin-bottom:10px;}
.empty-state p{color:var(--text-soft);font-size:15px;max-width:520px;margin:0 auto 20px;}

/* ---------- 文章底部 ---------- */
.article-foot{
  margin-top:34px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center;}
.tag-row .label{font-size:13px;color:var(--text-mute);}
.tag{
  display:inline-block;padding:4px 12px;border-radius:var(--radius-pill);
  background:var(--orange-50);color:var(--orange-dark);font-size:12.5px;font-weight:600;
}
.tag.tag-green{background:var(--green-100);color:var(--green-700);}
.back-link{font-size:14px;font-weight:600;color:var(--green-700);}
.back-link:hover{color:var(--orange);}

/* ---------- 侧栏 ---------- */
.article-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:18px;}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px;box-shadow:var(--shadow-card);
}
.side-card h3{font-size:17px;margin-bottom:12px;display:flex;align-items:center;gap:8px;}
.side-card h3 i{color:var(--orange);font-size:15px;}
.side-card p{font-size:14px;color:var(--text-soft);line-height:1.8;margin-bottom:14px;}
.contact-list{list-style:none;padding:0;margin:0 0 16px;}
.contact-list li{
  display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--text-soft);
  padding:9px 0;border-bottom:1px dashed var(--line);
}
.contact-list li:last-child{border-bottom:none;}
.contact-list i{color:var(--green-600);margin-top:4px;}
.contact-list b{color:var(--green-800);font-variant-numeric:tabular-nums;}
.side-links{list-style:none;padding:0;margin:0;}
.side-links li{margin-bottom:8px;}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  padding:10px 12px;border-radius:10px;background:var(--green-50);
  font-size:14px;color:var(--green-700);font-weight:500;
}
.side-links a:hover{background:var(--orange-50);color:var(--orange-dark);}
.side-links i{font-size:12px;color:var(--text-mute);}
.side-card.dark{background:var(--green-800);border-color:var(--green-800);color:#E6F0E6;}
.side-card.dark h3{color:#fff;}
.side-card.dark p{color:#C9DFCB;}
.side-card.dark .num-row{display:flex;gap:18px;margin-top:14px;}
.side-card.dark .num-row div{flex:1;}
.side-card.dark .num-row b{display:block;font-size:22px;color:var(--gold);font-variant-numeric:tabular-nums;}
.side-card.dark .num-row span{font-size:12.5px;color:#C9DFCB;}

/* ---------- 相关推荐 ---------- */
.related-section{padding:56px 0 64px;background:var(--bg-alt);border-top:1px solid var(--line);}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:28px;}
.section-head h2{font-size:28px;}
.section-head .sub{font-size:14px;color:var(--text-soft);margin-top:6px;}
.section-head .more{font-size:14px;font-weight:600;color:var(--green-700);}
.cards-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.post-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-card);display:flex;flex-direction:column;
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(224,123,43,.4);}
.post-card .thumb{position:relative;aspect-ratio:16/10;background:var(--green-100);overflow:hidden;}
.post-card .thumb img{width:100%;height:100%;object-fit:cover;}
.post-card .thumb .badge-chip{position:absolute;left:12px;top:12px;background:rgba(255,255,255,.92);color:var(--green-700);}
.post-card .body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.post-card h3{font-size:18.5px;line-height:1.5;margin-bottom:10px;}
.post-card h3 a{color:var(--green-700);}
.post-card h3 a:hover{color:var(--orange);}
.post-card .desc{
  font-size:14.5px;color:var(--text-soft);line-height:1.8;margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card .meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-mute);}
.post-card .meta .num{font-variant-numeric:tabular-nums;}

/* ---------- CTA 通栏 ---------- */
.cta-band{background:var(--green-800);color:#E6F0E6;padding:56px 0;}
.cta-band .inner{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px;
}
.cta-band h2{color:#fff;font-size:27px;margin-bottom:10px;}
.cta-band p{color:#C9DFCB;margin:0;font-size:15px;max-width:640px;}
.cta-band .actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- 表单 ---------- */
.consult-section{padding:64px 0;background:var(--bg);}
.consult-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start;}
.consult-info h2{font-size:28px;margin-bottom:14px;}
.consult-info p{color:var(--text-soft);font-size:15.5px;}
.info-list{list-style:none;padding:0;margin:22px 0 0;}
.info-list li{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-bottom:1px solid var(--line);font-size:15px;color:var(--text-soft);}
.info-list li i{color:var(--orange);margin-top:5px;}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:28px;box-shadow:var(--shadow-card);}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:14px;font-weight:600;color:var(--green-800);margin-bottom:7px;}
.form-control{
  width:100%;height:46px;border:1px solid var(--line);border-radius:10px;
  padding:0 14px;background:#fff;color:var(--text);transition:border-color .2s ease,box-shadow .2s ease;
}
textarea.form-control{height:auto;min-height:110px;padding:12px 14px;line-height:1.7;resize:vertical;}
.form-control:focus{outline:none;border-color:var(--green-700);box-shadow:0 0 0 3px rgba(31,92,58,.12);}
.form-note{font-size:13px;color:var(--text-mute);margin-top:12px;}
.form-card .btn{width:100%;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--green-800);color:#E6F0E6;padding:56px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:32px;padding-bottom:40px;}
.footer-col h4{font-size:16px;color:#fff;margin-bottom:16px;}
.footer-col p{font-size:14px;color:#C9DFCB;line-height:1.85;}
.footer-col ul{list-style:none;padding:0;margin:0;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{font-size:14px;color:#C9DFCB;}
.footer-col ul a:hover{color:var(--orange);}
.footer-brand .brand-text strong{color:#fff;}
.footer-brand .brand-text em{color:#A9C4AF;}
.footer-brand .brand-mark{background:var(--orange);}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:#C9DFCB;margin-bottom:10px;}
.footer-contact i{color:var(--gold);margin-top:5px;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding:18px 0;font-size:13px;color:#A9C4AF;}
.footer-bottom .inner{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .article-layout{grid-template-columns:minmax(0,1fr) 280px;gap:28px;}
  .cards-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
}
@media (max-width:1100px){
  .article-layout{grid-template-columns:1fr;}
  .article-side{position:static;order:2;}
}
@media (max-width:991px){
  .main-nav{
    position:fixed;left:0;right:0;top:72px;z-index:1040;
    flex-direction:column;align-items:stretch;gap:4px;
    background:#fff;border-bottom:1px solid var(--line);
    padding:14px 20px 20px;box-shadow:0 16px 30px rgba(18,58,38,.12);
    display:none;max-height:calc(100vh - 72px);overflow-y:auto;
  }
  .main-nav.is-open{display:flex;}
  .nav-link{padding:13px 14px;font-size:15.5px;}
  .nav-link.active::after{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .nav-wrap{gap:14px;}
  .brand-text em{display:none;}
  .cards-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .consult-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .article-head h1{font-size:30px;}
}
@media (max-width:767px){
  body{font-size:15.5px;}
  .container-wide,.container-narrow{padding:0 16px;}
  .article-layout{padding:24px 0 52px;gap:24px;}
  .article-head h1{font-size:26px;}
  .article-content h2{font-size:22px;}
  .article-content h3{font-size:19px;}
  .cards-grid{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;}
  .cta-band{padding:44px 0;}
  .cta-band h2{font-size:22px;}
  .cta-band .actions{width:100%;}
  .cta-band .actions .btn{width:100%;}
  .section-head h2{font-size:23px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .status-strip .inner{gap:14px;font-size:12.5px;}
  .crumbs .current{max-width:180px;}
  .form-card{padding:20px;}
  .site-footer{padding-top:44px;}
}
@media (max-width:520px){
  .brand-text strong{font-size:16px;}
  .brand-mark{width:38px;height:38px;}
  .nav-actions .btn-lg-nav{padding:10px 16px;font-size:14px;}
  .article-head h1{font-size:23px;}
  .article-foot{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category1 */
:root{
  --green-900:#1A4530;
  --green-800:#1F5C3A;
  --green-700:#2E7D4F;
  --green-100:#E8F2E8;
  --orange:#E07B2B;
  --orange-dark:#C4681D;
  --orange-100:#FBEEE0;
  --gold:#D9B44A;
  --bg:#F7F5EF;
  --bg-alt:#EDF3EC;
  --white:#FFFFFF;
  --text:#1F2A24;
  --muted:#5B6F64;
  --border:#DCE5D8;
  --danger:#C0392B;
  --radius-card:14px;
  --radius-btn:8px;
  --radius-pill:999px;
  --shadow-card:0 1px 2px rgba(31,92,58,.06),0 8px 20px rgba(31,92,58,.06);
  --shadow-hover:0 4px 12px rgba(31,92,58,.12),0 16px 32px rgba(31,92,58,.10);
  --container:1200px;
  --container-wide:1320px;
  --nav-h:74px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
}
img{max-width:100%;display:block;}
a{color:var(--green-800);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--orange);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,strong{font-weight:700;}
h1,h2,h3,h4,p{margin:0;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--green-800);outline-offset:2px;}

.container-page{max-width:var(--container);margin:0 auto;padding:0 24px;}
.container-wide{max-width:var(--container-wide);margin:0 auto;padding:0 24px;}

/* 按钮体系 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--radius-btn);font-weight:600;padding:11px 22px;border:1.5px solid transparent;line-height:1.4;transition:all .2s ease;cursor:pointer;}
.btn-primary{background:var(--orange);border-color:var(--orange-dark);color:#fff;box-shadow:0 2px 8px rgba(224,123,43,.24);}
.btn-primary:hover,.btn-primary:focus{background:var(--orange-dark);color:#fff;transform:translateY(-1px);box-shadow:0 6px 16px rgba(224,123,43,.28);}
.btn-outline{background:transparent;border-color:var(--green-800);color:var(--green-800);}
.btn-outline:hover,.btn-outline:focus{background:rgba(46,125,79,.08);color:var(--green-800);transform:translateY(-1px);}
.btn-light{background:#fff;border-color:#fff;color:var(--green-900);}
.btn-light:hover{background:#F1F6F1;color:var(--green-900);transform:translateY(-1px);}
.btn-lg{padding:14px 30px;font-size:17px;}
.btn-lg-nav{padding:12px 26px;font-weight:600;}
.btn:active{transform:translateY(0);}

/* 顶部导航 */
.site-header{position:sticky;top:0;z-index:1030;background:#fff;border-bottom:1px solid var(--border);}
.nav-wrap{max-width:var(--container-wide);margin:0 auto;padding:12px 24px;display:flex;align-items:center;gap:28px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{width:38px;height:38px;border-radius:10px;background:var(--green-800);display:inline-flex;align-items:center;justify-content:center;}
.brand-mark svg{width:22px;height:22px;}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-text strong{font-size:19px;color:var(--green-900);}
.brand-text em{font-style:normal;font-size:12px;color:var(--muted);}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.main-nav .nav-link{display:inline-block;padding:9px 14px;border-radius:var(--radius-btn);font-size:15px;color:var(--text);position:relative;}
.main-nav .nav-link:hover{color:var(--green-800);background:var(--bg-alt);}
.main-nav .nav-link.active{color:var(--green-800);font-weight:700;}
.main-nav .nav-link.active::after{content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;background:var(--orange);border-radius:2px;}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--border);background:#fff;border-radius:var(--radius-btn);color:var(--green-800);font-size:18px;align-items:center;justify-content:center;cursor:pointer;}

/* 面包屑 */
.crumb-bar{background:var(--bg-alt);border-bottom:1px solid var(--border);}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:12px 0;font-size:14px;color:var(--muted);}
.crumb a{color:var(--green-800);}
.crumb a:hover{color:var(--orange);}
.crumb .sep{color:#A9BCA9;}
.crumb .current{color:var(--text);font-weight:600;}

/* 分类横幅 */
.page-banner{position:relative;overflow:hidden;background-image:url('/assets/images/coverpic/cover-1.webp');background-size:cover;background-position:center;background-color:var(--green-900);}
.page-banner::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(26,69,48,.90) 0%,rgba(26,69,48,.72) 52%,rgba(26,69,48,.48) 100%);}
.banner-inner{position:relative;z-index:2;padding:38px 0 42px;min-height:260px;display:flex;flex-direction:column;justify-content:center;}
.banner-tag{display:inline-flex;align-items:center;gap:8px;align-self:flex-start;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);color:#F2F8F2;font-size:13px;padding:5px 14px;border-radius:var(--radius-pill);margin-bottom:14px;}
.banner-tag i{color:var(--gold);}
.page-banner h1{font-size:38px;line-height:1.35;color:#fff;max-width:820px;}
.page-banner .banner-desc{margin-top:12px;font-size:16px;line-height:1.85;color:#DCEBDE;max-width:760px;}
.banner-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px;}
.banner-stats{display:flex;flex-wrap:wrap;gap:36px;margin-top:26px;padding-top:20px;border-top:1px solid rgba(255,255,255,.18);}
.banner-stats .stat-num{font-size:24px;font-weight:700;color:var(--gold);font-variant-numeric:tabular-nums;line-height:1.3;}
.banner-stats .stat-label{font-size:13px;color:#CFE2D2;}

/* 通用板块 */
.section{padding:80px 0;}
.section.alt{background:var(--bg-alt);border-top:1px solid var(--border);border-bottom:1px solid var(--border);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--orange-dark);background:var(--orange-100);border-radius:var(--radius-pill);padding:4px 14px;margin-bottom:14px;font-weight:600;}
.section-head h2{font-size:28px;line-height:1.4;color:var(--green-900);}
.section-head p{margin-top:12px;font-size:16px;color:var(--muted);}
.section-head.center{text-align:center;margin-left:auto;margin-right:auto;}

/* 图文交错 */
.zigzag{display:flex;flex-direction:column;gap:64px;}
.zigzag-row{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
.zigzag-row.reverse .zz-text{order:2;}
.zigzag-row.reverse .zz-media{order:1;}
.zz-text h3{font-size:22px;color:var(--green-900);line-height:1.45;}
.zz-text .zz-kicker{font-size:13px;font-weight:700;color:var(--orange-dark);margin-bottom:8px;}
.zz-text p{margin-top:14px;color:var(--muted);}
.zz-list{margin-top:18px;display:flex;flex-direction:column;gap:10px;}
.zz-list li{position:relative;padding-left:26px;font-size:15px;color:var(--text);}
.zz-list li::before{content:"";position:absolute;left:0;top:9px;width:12px;height:12px;border-radius:3px;background:var(--green-100);border:2px solid var(--green-700);}
.zz-links{margin-top:20px;display:flex;flex-wrap:wrap;gap:16px;font-size:15px;font-weight:600;}
.zz-links a{display:inline-flex;align-items:center;gap:6px;}
.media{border:1px solid var(--border);border-radius:var(--radius-card);overflow:hidden;background:var(--green-100);box-shadow:var(--shadow-card);}
.media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.media.img-broken img,.media.media-fallback img{opacity:0;}
.media.media-fallback::after{content:"图片加载中，可稍后刷新查看";display:flex;align-items:center;justify-content:center;height:100%;min-height:220px;font-size:14px;color:var(--green-700);background:var(--green-100);}

/* 数据卡 / 服务范围 */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.info-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);padding:24px;box-shadow:var(--shadow-card);transition:box-shadow .25s ease,border-color .25s ease,transform .25s ease;height:100%;}
.info-card:hover{border-color:rgba(224,123,43,.4);box-shadow:var(--shadow-hover);transform:translateY(-2px);}
.info-card .ic-icon{width:44px;height:44px;border-radius:12px;background:var(--green-100);color:var(--green-800);display:inline-flex;align-items:center;justify-content:center;font-size:18px;margin-bottom:16px;}
.info-card h3{font-size:18px;color:var(--green-900);line-height:1.5;}
.info-card p{margin-top:10px;font-size:15px;color:var(--muted);}
.info-card .badge-line{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px;}
.badge{display:inline-block;font-size:12.5px;padding:4px 12px;border-radius:var(--radius-pill);font-weight:600;}
.badge-orange{background:var(--orange-100);color:var(--orange-dark);}
.badge-green{background:var(--green-100);color:var(--green-800);}

/* 名录列表 */
.spec-list{background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-card);}
.spec-row{display:grid;grid-template-columns:200px 1fr 200px;gap:20px;padding:20px 24px;border-bottom:1px solid var(--border);align-items:center;}
.spec-row:last-child{border-bottom:none;}
.spec-row:nth-child(even){background:#FBFCFA;}
.spec-row .spec-name{font-weight:700;color:var(--green-900);font-size:16px;}
.spec-row .spec-desc{font-size:15px;color:var(--muted);}
.spec-row .spec-meta{font-size:13.5px;color:var(--orange-dark);font-weight:600;text-align:right;font-variant-numeric:tabular-nums;}

/* FAQ */
.faq-list{max-width:900px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:12px;margin-bottom:10px;box-shadow:var(--shadow-card);overflow:hidden;}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:18px 22px;font-size:17px;font-weight:700;color:var(--green-800);}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary .sign{flex-shrink:0;width:26px;height:26px;border-radius:50%;background:var(--orange-100);color:var(--orange-dark);display:inline-flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;transition:transform .25s ease;}
.faq-item[open] summary .sign{transform:rotate(45deg);}
.faq-item .faq-body{padding:0 22px 20px;font-size:15px;color:var(--muted);line-height:1.85;}

/* CTA 通栏 */
.cta-band{background:var(--green-900);position:relative;overflow:hidden;padding:64px 0;}
.cta-band::before{content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center;opacity:.16;}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:center;}
.cta-inner h2{font-size:28px;line-height:1.45;color:#fff;}
.cta-inner p{margin-top:14px;color:#CFE2D2;font-size:16px;}
.cta-side{display:flex;flex-direction:column;gap:12px;}
.cta-side .btn{width:100%;}
.cta-note{font-size:13.5px;color:#A9C7AF;text-align:center;}

/* 相关分类 */
.related-card{display:block;background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);padding:24px;box-shadow:var(--shadow-card);transition:all .25s ease;height:100%;}
.related-card:hover{border-color:rgba(224,123,43,.45);box-shadow:var(--shadow-hover);transform:translateY(-2px);color:inherit;}
.related-card .rc-tag{font-size:12.5px;font-weight:700;color:var(--green-700);background:var(--green-100);border-radius:var(--radius-pill);padding:3px 12px;display:inline-block;}
.related-card h3{margin-top:14px;font-size:18px;color:var(--green-900);line-height:1.5;}
.related-card p{margin-top:10px;font-size:14.5px;color:var(--muted);}
.related-card .rc-more{margin-top:16px;font-size:14.5px;font-weight:700;color:var(--orange-dark);display:inline-flex;align-items:center;gap:6px;}

/* 页脚 */
.site-footer{background:var(--green-900);color:#E6F0E6;padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;}
.site-footer h4{font-size:16px;color:#fff;margin-bottom:18px;}
.site-footer p{font-size:14px;color:#C6DCC9;line-height:1.85;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{background:var(--green-700);}
.footer-brand strong{font-size:18px;color:#fff;}
.footer-list li{margin-bottom:10px;}
.footer-list a{font-size:14.5px;color:#C6DCC9;}
.footer-list a:hover{color:var(--orange);}
.footer-contact li{font-size:14.5px;color:#C6DCC9;margin-bottom:10px;display:flex;gap:10px;align-items:flex-start;}
.footer-contact i{color:var(--gold);margin-top:5px;}
.footer-bottom{margin-top:48px;border-top:1px solid rgba(255,255,255,.14);padding:20px 0 28px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13.5px;color:#9FBEA6;}

/* 响应式 */
@media (max-width:1199.98px){
  .grid-4{grid-template-columns:repeat(3,1fr);}
}
@media (max-width:991.98px){
  .nav-wrap{padding:12px 18px;gap:16px;}
  .nav-actions{margin-left:auto;}
  .main-nav{
    position:fixed;top:var(--nav-h);left:0;right:0;
    display:none;flex-direction:column;align-items:stretch;gap:4px;
    background:#fff;padding:14px 18px 22px;border-bottom:1px solid var(--border);
    box-shadow:var(--shadow-hover);max-height:calc(100vh - var(--nav-h));overflow-y:auto;
  }
  .main-nav.open{display:flex;}
  .main-nav .nav-link{padding:12px 14px;font-size:16px;}
  .main-nav .nav-link.active::after{left:14px;right:auto;width:26px;bottom:6px;}
  .nav-toggle{display:inline-flex;}
  .btn-lg-nav{padding:10px 18px;font-size:15px;}
  .section{padding:60px 0;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .zigzag-row{grid-template-columns:1fr;gap:28px;}
  .zigzag-row.reverse .zz-text{order:1;}
  .zigzag-row.reverse .zz-media{order:2;}
  .cta-inner{grid-template-columns:1fr;gap:26px;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px 24px;}
  .spec-row{grid-template-columns:1fr;gap:6px;padding:18px 20px;}
  .spec-row .spec-meta{text-align:left;}
}
@media (max-width:767.98px){
  body{font-size:15.5px;}
  .container-page,.container-wide{padding:0 16px;}
  .brand-text em{display:none;}
  .page-banner h1{font-size:27px;}
  .page-banner .banner-desc{font-size:15px;}
  .banner-inner{padding:32px 0 34px;min-height:240px;}
  .banner-stats{gap:24px;}
  .section{padding:48px 0;}
  .section-head{margin-bottom:30px;}
  .section-head h2{font-size:23px;}
  .grid-4,.grid-3{grid-template-columns:1fr;}
  .zz-text h3{font-size:20px;}
  .zigzag{gap:44px;}
  .faq-item summary{font-size:16px;padding:16px 18px;}
  .faq-item .faq-body{padding:0 18px 18px;}
  .cta-band{padding:48px 0;}
  .cta-inner h2{font-size:23px;}
  .banner-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:8px;}
}

/* roulang page: category3 */
:root{
  --green-900:#143524;
  --green-800:#1A4530;
  --green-700:#1F5C3A;
  --green-600:#2E7D4F;
  --green-100:#E8F2E8;
  --orange:#E07B2B;
  --orange-600:#C9681C;
  --orange-100:#FBEEE0;
  --gold:#D9B44A;
  --bg:#F7F5EF;
  --bg-alt:#EDF3EC;
  --ink:#1B2A22;
  --muted:#5C6E62;
  --line:#DCE5D8;
  --radius-card:14px;
  --radius-btn:8px;
  --shadow-card:0 1px 2px rgba(31,92,58,.06),0 8px 20px rgba(31,92,58,.06);
  --shadow-hover:0 4px 12px rgba(31,92,58,.12),0 16px 32px rgba(31,92,58,.10);
  --maxw:1200px;
  --bs-primary:#1F5C3A;
  --bs-body-bg:#F7F5EF;
  --bs-body-color:#1B2A22;
  --bs-link-color:#1F5C3A;
  --bs-link-hover-color:#E07B2B;
  --bs-border-color:#DCE5D8;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
a:hover{color:var(--orange);}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.4;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font:inherit;}
::selection{background:var(--orange-100);color:var(--orange-600);}
.container-wide{max-width:var(--maxw);margin:0 auto;padding:0 20px;width:100%;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;border-radius:var(--radius-btn);cursor:pointer;
  padding:12px 26px;font-size:15.5px;font-weight:600;line-height:1.5;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease;
  text-align:center;white-space:nowrap;
}
.btn:focus-visible{outline:2px solid var(--green-700);outline-offset:2px;}
.btn-primary{
  background:var(--orange);color:#fff;
  box-shadow:0 1px 2px rgba(31,92,58,.10),0 6px 16px rgba(224,123,43,.22);
}
.btn-primary:hover{background:var(--orange-600);color:#fff;transform:translateY(-1px);box-shadow:0 4px 12px rgba(224,123,43,.28);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{
  background:transparent;color:var(--green-700);
  border:1.5px solid var(--green-700);padding:10.5px 24px;
}
.btn-outline:hover{background:rgba(31,92,58,.08);color:var(--green-700);}
.btn-outline-light{
  background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.7);padding:10.5px 24px;
}
.btn-outline-light:hover{background:rgba(255,255,255,.14);color:#fff;}
.btn-lg-nav{padding:12px 26px;font-weight:600;}
.btn-block{width:100%;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.97);
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 2px rgba(31,92,58,.04);
}
.nav-wrap{display:flex;align-items:center;gap:24px;min-height:76px;position:relative;}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-mark{
  width:44px;height:44px;border-radius:12px;background:var(--green-700);
  display:grid;place-items:center;flex-shrink:0;
  box-shadow:0 4px 10px rgba(31,92,58,.20);
}
.brand-mark svg{width:24px;height:24px;display:block;}
.brand-text{display:block;}
.brand-text strong{display:block;font-size:18px;line-height:1.25;color:var(--green-800);}
.brand-text em{display:block;font-style:normal;font-size:12px;line-height:1.5;color:var(--muted);}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto;flex-wrap:wrap;}
.nav-link{
  position:relative;display:inline-block;padding:10px 13px;border-radius:8px;
  font-size:15px;font-weight:500;color:var(--ink);transition:background .2s ease,color .2s ease;
}
.nav-link:hover{background:var(--green-100);color:var(--green-700);}
.nav-link:focus-visible{outline:2px solid var(--green-700);outline-offset:2px;}
.nav-link.active{color:var(--green-700);font-weight:700;}
.nav-link.active::after{
  content:'';position:absolute;left:13px;right:13px;bottom:3px;height:2px;
  background:var(--orange);border-radius:2px;
}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:10px;flex-shrink:0;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;
  border:1px solid var(--line);background:#fff;color:var(--green-700);
  cursor:pointer;align-items:center;justify-content:center;font-size:18px;
}
.nav-toggle:hover{background:var(--green-100);}
.nav-toggle:focus-visible{outline:2px solid var(--green-700);outline-offset:2px;}

/* ---------- 面包屑 ---------- */
.crumb-bar{background:var(--bg-alt);border-bottom:1px solid var(--line);}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:11px 0;font-size:13px;color:var(--muted);}
.crumb a{color:var(--green-700);}
.crumb a:hover{color:var(--orange);}
.crumb .sep{color:#9FB2A4;}
.crumb .now{color:var(--ink);font-weight:600;}

/* ---------- Hero 横幅 ---------- */
.hero-banner{position:relative;overflow:hidden;background:var(--green-900);}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.hero-banner::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(20,53,36,.92) 0%,rgba(20,53,36,.74) 46%,rgba(20,53,36,.42) 100%);
}
.hero-inner{position:relative;z-index:2;max-width:800px;padding:52px 0 56px;}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;border-radius:999px;
  background:rgba(224,123,43,.16);border:1px solid rgba(224,123,43,.45);
  color:#F6C79A;font-size:12.5px;font-weight:600;
}
.hero-eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--orange);display:inline-block;}
.hero-title{font-size:36px;line-height:1.35;color:#fff;margin:16px 0 14px;}
.hero-sub{font-size:17px;line-height:1.8;color:#D8EADB;max-width:700px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.hero-tags span{
  display:inline-block;padding:6px 14px;border-radius:999px;font-size:13px;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.22);color:#E6F0E6;
}

/* ---------- 板块通用 ---------- */
.section{padding:76px 0;border-bottom:1px solid var(--line);}
.section-alt{background:var(--bg-alt);}
.section-head{max-width:780px;margin-bottom:38px;}
.section-head h2{font-size:28px;color:var(--green-800);margin-bottom:12px;}
.section-head p{font-size:16px;color:var(--muted);}
.section-tag{
  display:inline-block;margin-bottom:14px;padding:4px 13px;border-radius:999px;
  background:var(--green-100);color:var(--green-700);font-size:12.5px;font-weight:600;
}

/* ---------- 数据面板 ---------- */
.stat-panel{
  display:grid;grid-template-columns:repeat(4,1fr);gap:26px;
  background:linear-gradient(135deg,#143524 0%,#1F5C3A 100%);
  border-radius:18px;padding:34px 32px;color:#E6F0E6;position:relative;overflow:hidden;
  box-shadow:var(--shadow-card);
}
.stat-panel::before{
  content:'';position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(217,180,74,.22),transparent 70%);
}
.stat-item{position:relative;z-index:2;}
.stat-status{display:flex;align-items:center;gap:7px;font-size:12px;color:#A9C4AE;margin-bottom:10px;}
.stat-status .dot{width:7px;height:7px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 3px rgba(224,123,43,.18);}
.stat-num{
  font-size:34px;font-weight:700;color:var(--gold);line-height:1.2;
  font-variant-numeric:tabular-nums;
}
.stat-num small{font-size:14px;font-weight:600;color:#CFE3D3;margin-left:4px;}
.stat-label{font-size:14.5px;color:#DCEBE0;margin-top:6px;}
.stat-desc{font-size:12.5px;color:#9FBB A6;color:#9FBBA6;margin-top:4px;line-height:1.7;}

/* ---------- 时间线 ---------- */
.timeline{position:relative;margin-top:8px;}
.timeline::before{
  content:'';position:absolute;left:33px;top:18px;bottom:18px;width:2px;
  background-image:linear-gradient(to bottom,var(--line) 60%,rgba(255,255,255,0) 0%);
  background-size:2px 12px;background-repeat:repeat-y;
}
.tl-item{display:grid;grid-template-columns:68px 1fr;gap:26px;margin-bottom:20px;position:relative;}
.tl-item:last-child{margin-bottom:0;}
.tl-num{
  width:68px;height:68px;border-radius:16px;background:var(--green-700);color:#fff;
  display:grid;place-items:center;font-size:22px;font-weight:700;
  position:relative;z-index:2;font-variant-numeric:tabular-nums;
  box-shadow:0 8px 18px rgba(31,92,58,.20);
}
.tl-num.is-accent{background:var(--orange);box-shadow:0 8px 18px rgba(224,123,43,.26);}
.tl-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px 26px;box-shadow:var(--shadow-card);transition:box-shadow .25s ease,border-color .25s ease,transform .25s ease;
}
.tl-card:hover{border-color:rgba(224,123,43,.4);box-shadow:var(--shadow-hover);transform:translateY(-2px);}
.tl-card h3{font-size:19px;color:var(--green-800);margin-bottom:8px;}
.tl-card p{font-size:15px;color:var(--muted);}
.tl-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.tl-meta span{
  font-size:12.5px;padding:3px 11px;border-radius:999px;
  background:var(--orange-100);color:var(--orange-600);font-weight:600;
}
.tl-meta span.green{background:var(--green-100);color:var(--green-700);}

/* ---------- 卡片网格 ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-card);
  transition:box-shadow .25s ease,border-color .25s ease,transform .25s ease;
}
.card:hover{border-color:rgba(224,123,43,.4);box-shadow:var(--shadow-hover);transform:translateY(-3px);}
.card-media{aspect-ratio:16/10;background:var(--green-100);overflow:hidden;}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.card:hover .card-media img{transform:scale(1.04);}
.card-body{padding:24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-body h3{font-size:19px;color:var(--green-800);}
.card-body p{font-size:15px;color:var(--muted);}
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;align-self:flex-start;
  padding:4px 12px;border-radius:999px;font-size:12.5px;font-weight:600;
  background:var(--orange-100);color:var(--orange-600);
}
.badge-green{background:var(--green-100);color:var(--green-700);}

/* ---------- 验收清单 ---------- */
.check-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px 24px;}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:16px 20px;font-size:15px;color:#33453B;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.check-list li:hover{border-color:rgba(224,123,43,.4);box-shadow:var(--shadow-card);}
.check-list li i{color:var(--green-600);margin-top:4px;font-size:14px;}
.check-list li b{color:var(--green-800);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:12px;
  margin-bottom:10px;overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 22px;font-size:17px;font-weight:600;color:var(--green-800);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:'+';font-size:22px;font-weight:600;color:var(--orange);line-height:1;flex-shrink:0;
}
.faq-item[open]{border-color:rgba(224,123,43,.45);box-shadow:var(--shadow-card);}
.faq-item[open] summary::after{content:'−';}
.faq-item summary:hover{background:#FBFDF9;}
.faq-item summary:focus-visible{outline:2px solid var(--green-700);outline-offset:-2px;}
.faq-body{padding:0 22px 20px;font-size:15px;color:var(--muted);}
.faq-body p+p{margin-top:10px;}

/* ---------- 相关分类 ---------- */
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.rel-link{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 24px;transition:border-color .25s ease,box-shadow .25s ease,transform .25s ease;
}
.rel-link:hover{border-color:rgba(224,123,43,.45);box-shadow:var(--shadow-hover);transform:translateY(-2px);color:var(--ink);}
.rel-link strong{display:block;font-size:17px;color:var(--green-800);}
.rel-link small{display:block;font-size:13px;color:var(--muted);margin-top:4px;line-height:1.7;}
.rel-link i{color:var(--orange);font-size:16px;flex-shrink:0;}

/* ---------- CTA 通栏 ---------- */
.cta-band{
  background:linear-gradient(120deg,#143524 0%,#1F5C3A 100%);
  border-radius:18px;padding:42px 40px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  box-shadow:var(--shadow-card);
}
.cta-band h2{font-size:25px;color:#fff;margin-bottom:8px;}
.cta-band p{font-size:15px;color:#CDE2D2;max-width:640px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--green-800);color:#E6F0E6;padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:32px;padding-bottom:44px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.10);box-shadow:none;}
.footer-brand strong{font-size:18px;color:#fff;}
.footer-text{font-size:14px;color:#B9D2BE;line-height:1.9;}
.footer-grid h4{font-size:15.5px;color:#fff;margin-bottom:16px;}
.footer-links li{margin-bottom:2px;}
.footer-links a{display:inline-block;padding:4px 0;font-size:14.5px;color:#C9DCCB;}
.footer-links a:hover{color:var(--orange);}
.footer-contact li{font-size:14.5px;color:#C9DCCB;padding:4px 0;display:flex;gap:10px;align-items:flex-start;}
.footer-contact i{color:var(--gold);margin-top:6px;font-size:13px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13.5px;color:#A9C4AE;
}
.footer-bottom a{color:#A9C4AE;}
.footer-bottom a:hover{color:var(--orange);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .rel-grid{grid-template-columns:repeat(2,1fr);}
  .stat-panel{grid-template-columns:repeat(2,1fr);gap:28px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px;}
}
@media (max-width:991px){
  .nav-wrap{min-height:70px;}
  .brand-text em{display:none;}
  .main-nav{
    position:absolute;top:100%;left:0;right:0;margin:0;
    flex-direction:column;align-items:stretch;gap:2px;
    background:#fff;border-bottom:1px solid var(--line);
    padding:12px 16px 16px;display:none;
    box-shadow:0 14px 26px rgba(31,92,58,.12);
  }
  .main-nav.open{display:flex;}
  .nav-link{padding:12px 14px;font-size:15.5px;}
  .nav-link.active::after{left:14px;right:auto;width:26px;bottom:8px;}
  .nav-toggle{display:flex;}
  .nav-actions{margin-left:auto;}
  .hero-inner{padding:44px 0 48px;}
  .hero-title{font-size:30px;}
  .hero-sub{font-size:16px;}
  .section{padding:56px 0;}
  .section-head h2{font-size:25px;}
  .timeline::before{left:27px;}
  .tl-item{grid-template-columns:58px 1fr;gap:20px;}
  .tl-num{width:58px;height:58px;font-size:19px;border-radius:14px;}
  .cta-band{padding:34px 28px;}
  .cta-band h2{font-size:22px;}
}
@media (max-width:767px){
  body{font-size:15.5px;}
  .grid-3,.grid-2,.rel-grid,.check-list{grid-template-columns:1fr;}
  .stat-panel{grid-template-columns:1fr;padding:26px 22px;gap:22px;}
  .stat-num{font-size:30px;}
  .hero-banner{min-height:0;}
  .hero-title{font-size:26px;}
  .hero-inner{padding:36px 0 40px;}
  .section{padding:46px 0;}
  .section-head{margin-bottom:26px;}
  .section-head h2{font-size:22px;}
  .timeline::before{left:22px;}
  .tl-item{grid-template-columns:44px 1fr;gap:16px;}
  .tl-num{width:44px;height:44px;font-size:16px;border-radius:12px;}
  .tl-card{padding:20px;}
  .card-body{padding:20px;}
  .faq-item summary{padding:16px 18px;font-size:16px;}
  .faq-body{padding:0 18px 18px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:30px 22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px;padding-bottom:32px;}
  .footer-bottom{font-size:12.5px;}
}
@media (max-width:520px){
  .container-wide{padding:0 16px;}
  .brand-text strong{font-size:16px;}
  .brand-mark{width:40px;height:40px;}
  .hero-title{font-size:23px;}
  .hero-sub{font-size:15px;}
  .hero-tags span{font-size:12px;padding:5px 11px;}
  .btn{padding:11px 20px;font-size:15px;}
  .btn-outline{padding:9.5px 18px;}
  .footer-grid{grid-template-columns:1fr;}
  .tl-item{grid-template-columns:1fr;gap:12px;}
  .timeline::before{display:none;}
  .tl-num{width:auto;height:auto;padding:6px 14px;border-radius:10px;font-size:14px;justify-self:start;display:inline-block;}
}

/* roulang page: category2 */
:root{
  --green-900:#143A26;
  --green-800:#1A4530;
  --green-700:#1F5C3A;
  --green-600:#2E7D4F;
  --green-500:#3E9163;
  --green-100:#E8F2E8;
  --green-050:#EDF3EC;
  --orange:#E07B2B;
  --orange-dark:#C5671C;
  --orange-light:#F0A05A;
  --orange-100:#FBEEE0;
  --gold:#D9B44A;
  --bg:#F7F5EF;
  --surface:#FFFFFF;
  --ink:#1E2B23;
  --ink-soft:#3B4A40;
  --muted:#5B6B60;
  --line:#DCE5D8;
  --danger:#C0392B;
  --radius-card:14px;
  --radius-btn:8px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(31,92,58,.06),0 8px 20px rgba(31,92,58,.06);
  --shadow-2:0 4px 12px rgba(31,92,58,.12),0 16px 32px rgba(31,92,58,.10);
  --container:1200px;
  --font:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--green-700);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--orange);}
h1,h2,h3,h4{font-weight:700;color:var(--green-900);margin:0;line-height:1.35;}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--green-700);outline-offset:2px;}

.container-wide{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 2px 10px rgba(31,92,58,.05);
}
.site-header::before{
  content:"";
  display:block;
  height:3px;
  background:linear-gradient(90deg,var(--green-700) 0%,var(--green-600) 42%,var(--gold) 70%,var(--orange) 100%);
}
.nav-wrap{
  position:relative;
  display:flex;
  align-items:center;
  gap:20px;
  min-height:74px;
}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  width:40px;height:40px;border-radius:10px;
  background:var(--green-800);
  display:grid;place-items:center;
  box-shadow:var(--shadow-1);
}
.brand-mark svg{width:24px;height:24px;}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-text strong{font-size:19px;color:var(--green-900);font-weight:700;}
.brand-text em{font-style:normal;font-size:12px;color:var(--muted);}
.main-nav{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:auto;
  flex-wrap:wrap;
}
.nav-link{
  position:relative;
  padding:10px 14px;
  border-radius:var(--radius-btn);
  font-size:15px;
  font-weight:500;
  color:#2C3A31;
  white-space:nowrap;
  transition:background .2s ease,color .2s ease;
}
.nav-link:hover{background:var(--green-050);color:var(--green-700);}
.nav-link.active{background:var(--green-100);color:var(--green-700);font-weight:700;}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:4px;
  height:2px;border-radius:2px;
  background:var(--orange);
}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:10px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--green-700);
  font-size:18px;
  cursor:pointer;
  place-items:center;
}
.nav-toggle:hover{background:var(--green-050);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-size:15px;
  font-weight:600;
  line-height:1;
  padding:13px 24px;
  border-radius:var(--radius-btn);
  border:1px solid transparent;
  cursor:pointer;
  text-align:center;
  white-space:nowrap;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-primary{
  background:var(--orange);
  color:#fff;
  border-color:var(--orange-dark);
  box-shadow:0 2px 0 rgba(31,92,58,.10),0 6px 16px rgba(224,123,43,.22);
}
.btn-primary:hover{background:var(--orange-dark);color:#fff;transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:transparent;
  color:var(--green-700);
  border-color:var(--green-600);
}
.btn-ghost:hover{background:rgba(46,125,79,.08);color:var(--green-700);}
.btn-light{
  background:#fff;
  color:var(--green-700);
  border-color:#fff;
}
.btn-light:hover{background:var(--green-050);color:var(--green-700);}
.btn-lg-nav{padding:12px 26px;}
.btn-block{width:100%;}

/* ============ 内页横幅 ============ */
.page-banner{
  position:relative;
  min-height:272px;
  display:flex;
  align-items:center;
  background:#143A26 url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  overflow:hidden;
}
.page-banner::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(20,58,38,.90) 0%,rgba(20,58,38,.74) 52%,rgba(20,58,38,.46) 100%);
}
.banner-inner{position:relative;z-index:2;padding:52px 0;width:100%;}
.banner-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;
  padding:6px 14px;
  border-radius:var(--radius-pill);
  background:rgba(224,123,43,.95);
  color:#fff;
  margin-bottom:16px;
}
.page-banner h1{
  color:#fff;
  font-size:36px;
  line-height:1.3;
  margin-bottom:14px;
  max-width:900px;
}
.banner-sub{
  max-width:800px;
  color:#DCEBDD;
  font-size:16px;
  line-height:1.85;
  margin:0;
}

/* ============ 面包屑 ============ */
.breadcrumb-bar{background:var(--green-050);border-bottom:1px solid var(--line);}
.breadcrumb-list{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  list-style:none;margin:0;padding:13px 0;
  font-size:13px;color:var(--muted);
}
.breadcrumb-list a{color:var(--green-700);font-weight:500;}
.breadcrumb-list a:hover{color:var(--orange);}
.crumb-sep{color:#A9B7AC;}
.crumb-current{color:var(--muted);}

/* ============ 板块通用 ============ */
.section{padding:78px 0;}
.section-alt{background:var(--green-050);}
.section-white{background:#fff;}
.section-line{border-top:1px solid var(--line);}
.section-head{max-width:840px;margin-bottom:40px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;color:var(--orange-dark);
  background:var(--orange-100);
  padding:5px 13px;border-radius:var(--radius-pill);
  margin-bottom:14px;
}
.section-head h2{font-size:28px;line-height:1.4;}
.section-head p{margin:14px 0 0;color:var(--muted);font-size:16px;}

/* ============ 卡片网格 ============ */
.card-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.svc-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  transition:box-shadow .22s ease,transform .22s ease,border-color .22s ease;
}
.svc-card:hover{
  border-color:rgba(224,123,43,.42);
  box-shadow:var(--shadow-2);
  transform:translateY(-3px);
}
.svc-media{
  position:relative;
  padding-top:62.5%;
  background:var(--green-050);
  overflow:hidden;
}
.svc-media img{
  position:absolute;inset:0;
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .35s ease;
}
.svc-card:hover .svc-media img{transform:scale(1.04);}
.media-index{
  position:absolute;left:14px;top:14px;z-index:3;
  background:rgba(20,58,38,.88);
  color:#fff;
  font-size:12px;font-weight:700;
  padding:4px 11px;
  border-radius:6px;
  font-variant-numeric:tabular-nums;
}
.card-body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-body h3{font-size:19px;line-height:1.45;}
.card-body p{font-size:15px;line-height:1.8;color:var(--muted);margin:0;}
.card-meta{
  margin-top:auto;
  padding-top:14px;
  border-top:1px dashed var(--line);
  font-size:13px;
  color:var(--muted);
  display:flex;align-items:center;gap:8px;
}
.card-meta i{color:var(--orange);}

/* ============ 标签 / 徽章 ============ */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:600;
  padding:5px 12px;
  border-radius:var(--radius-pill);
  background:var(--orange-100);
  color:#B15B14;
}
.tag-green{background:var(--green-100);color:var(--green-700);}
.tag-outline{background:#fff;border:1px solid var(--line);color:var(--muted);}

/* ============ 指标条 ============ */
.metrics-bar{
  background:linear-gradient(120deg,var(--green-900) 0%,var(--green-700) 100%);
  border-radius:var(--radius-card);
  padding:38px 34px;
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:26px;
  box-shadow:var(--shadow-2);
}
.metric-num{
  font-size:32px;
  font-weight:700;
  color:var(--orange-light);
  line-height:1.15;
  font-variant-numeric:tabular-nums;
}
.metric-num small{font-size:16px;font-weight:600;margin-left:2px;}
.metric-label{font-size:14px;color:#C6DBC8;margin-top:8px;line-height:1.7;}

/* ============ 图文分栏 ============ */
.split{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:38px;
  align-items:center;
}
.split h2{font-size:27px;margin-bottom:16px;}
.split p{color:var(--muted);font-size:16px;}
.chip-list{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 0;padding:0;list-style:none;}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  font-size:14px;font-weight:500;
  padding:8px 15px;
  border-radius:var(--radius-pill);
  background:#fff;
  border:1px solid var(--line);
  color:var(--green-700);
  transition:all .2s ease;
}
.chip:hover{border-color:rgba(224,123,43,.5);color:var(--orange-dark);}
.chip i{color:var(--green-600);font-size:12px;}
.media-card{
  border-radius:var(--radius-card);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-1);
  background:var(--green-050);
  position:relative;
}
.media-card img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.media-caption{
  position:absolute;left:0;right:0;bottom:0;
  padding:16px 20px;
  background:linear-gradient(0deg,rgba(20,58,38,.86),rgba(20,58,38,0));
  color:#EAF4EA;
  font-size:13.5px;
  line-height:1.7;
}

/* ============ 步骤条 ============ */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.step-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:24px 22px;
  box-shadow:var(--shadow-1);
  position:relative;
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.step-item:hover{border-color:rgba(224,123,43,.42);box-shadow:var(--shadow-2);transform:translateY(-2px);}
.step-num{
  font-size:26px;font-weight:700;
  color:var(--orange);
  line-height:1;
  font-variant-numeric:tabular-nums;
}
.step-item h3{font-size:17px;margin:14px 0 8px;}
.step-item p{font-size:14px;color:var(--muted);margin:0;line-height:1.8;}

/* ============ 评价 ============ */
.quote-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.quote-card{
  background:#fff;
  border:1px solid var(--line);
  border-left:4px solid var(--orange);
  border-radius:var(--radius-card);
  padding:24px 24px 22px;
  box-shadow:var(--shadow-1);
  display:flex;flex-direction:column;
}
.quote-card p{font-size:15px;color:var(--ink-soft);line-height:1.85;margin:0 0 16px;}
.quote-meta{font-size:13px;color:var(--muted);margin-top:auto;display:flex;align-items:center;gap:8px;}
.quote-meta i{color:var(--green-600);}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:12px;
  margin-bottom:10px;
  overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:rgba(224,123,43,.4);}
.faq-item.open{box-shadow:var(--shadow-1);border-color:rgba(224,123,43,.5);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 22px;
  background:none;
  border:0;
  font-size:17px;
  font-weight:600;
  color:var(--green-900);
  text-align:left;
  cursor:pointer;
  transition:background .2s ease;
}
.faq-q:hover{background:var(--green-050);}
.faq-icon{
  flex:0 0 auto;
  width:26px;height:26px;
  border-radius:50%;
  background:var(--green-100);
  color:var(--green-700);
  display:grid;place-items:center;
  font-size:15px;font-weight:700;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.faq-q[aria-expanded="true"] .faq-icon{background:var(--orange);color:#fff;transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a-inner{
  padding:0 22px 20px;
  font-size:15px;
  line-height:1.85;
  color:var(--muted);
}

/* ============ 相关分类 ============ */
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.rel-card{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:22px 22px;
  box-shadow:var(--shadow-1);
  transition:all .2s ease;
}
.rel-card strong{display:block;font-size:16px;color:var(--green-900);margin-bottom:5px;}
.rel-card span{font-size:13.5px;color:var(--muted);line-height:1.7;}
.rel-card i{color:var(--orange);font-size:15px;flex:0 0 auto;}
.rel-card:hover{border-color:rgba(224,123,43,.5);box-shadow:var(--shadow-2);transform:translateY(-2px);color:inherit;}

/* ============ CTA 通栏 ============ */
.cta-band{
  background:linear-gradient(115deg,var(--green-900) 0%,var(--green-700) 62%,#2F7C4E 100%);
  border-radius:var(--radius-card);
  padding:42px 40px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:30px;
  flex-wrap:wrap;
  box-shadow:var(--shadow-2);
  position:relative;
  overflow:hidden;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-60px;top:-60px;
  width:220px;height:220px;
  border-radius:50%;
  background:rgba(224,123,43,.16);
}
.cta-band h2{color:#fff;font-size:26px;margin-bottom:10px;position:relative;z-index:2;}
.cta-band p{color:#CFE3D1;font-size:15px;margin:0;position:relative;z-index:2;max-width:620px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:2;}

/* ============ 页脚 ============ */
.site-footer{background:var(--green-800);color:#E6F0E6;padding:58px 0 0;margin-top:78px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.08);}
.footer-brand-line{display:flex;align-items:center;gap:12px;}
.footer-brand-line strong{color:#fff;font-size:19px;}
.footer-desc{font-size:14px;color:#B9CFBB;line-height:1.85;margin-top:16px;}
.site-footer h3{
  color:#fff;
  font-size:16px;
  margin-bottom:18px;
  padding-left:12px;
  border-left:3px solid var(--orange);
  line-height:1.2;
}
.footer-links{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:11px;}
.footer-links a{color:#C6DBC8;font-size:14px;transition:color .2s ease,padding-left .2s ease;}
.footer-links a:hover{color:var(--orange);padding-left:4px;}
.footer-contact{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px;}
.footer-contact li{font-size:14px;color:#C6DBC8;display:flex;gap:10px;line-height:1.7;}
.footer-contact i{color:var(--orange);margin-top:5px;font-size:13px;}
.footer-quote{
  margin-top:40px;
  padding:16px 22px;
  border-left:3px solid var(--orange);
  background:rgba(255,255,255,.05);
  border-radius:8px;
  font-size:14px;
  color:#D6E6D8;
}
.footer-bottom{
  margin-top:34px;
  border-top:1px solid rgba(255,255,255,.12);
  padding:18px 0 22px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
  flex-wrap:wrap;
  font-size:13px;
  color:#9DBAA0;
}
.footer-bottom a{color:#9DBAA0;}
.footer-bottom a:hover{color:var(--orange);}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .card-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
  .page-banner h1{font-size:32px;}
}
@media (max-width:991px){
  .nav-toggle{display:grid;}
  .main-nav{
    position:absolute;
    left:-20px;
    right:-20px;
    top:100%;
    margin-left:0;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    padding:14px 20px 18px;
    background:#fff;
    border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-2);
    max-height:78vh;
    overflow-y:auto;
  }
  .main-nav.open{display:flex;}
  .nav-link{padding:13px 14px;font-size:16px;}
  .nav-link.active::after{display:none;}
  .brand-text em{display:none;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .metrics-bar{grid-template-columns:repeat(2,minmax(0,1fr));padding:30px 26px;}
  .quote-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .split{grid-template-columns:1fr;gap:26px;}
  .rel-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .section{padding:60px 0;}
  .site-footer{margin-top:60px;}
}
@media (max-width:767px){
  body{font-size:15px;}
  .nav-wrap{min-height:66px;gap:12px;}
  .brand-mark{width:36px;height:36px;border-radius:9px;}
  .brand-text strong{font-size:16px;}
  .nav-actions .btn-primary{width:auto;padding:10px 16px;font-size:14px;}
  .page-banner{min-height:240px;}
  .banner-inner{padding:40px 0;}
  .page-banner h1{font-size:25px;}
  .banner-sub{font-size:15px;}
  .section{padding:46px 0;}
  .section-head h2{font-size:22px;}
  .split h2{font-size:22px;}
  .card-grid{grid-template-columns:1fr;}
  .quote-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .metrics-bar{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;padding:26px 20px;}
  .metric-num{font-size:26px;}
  .card-body{padding:20px 20px 22px;}
  .cta-band{padding:28px 22px;flex-direction:column;align-items:flex-start;}
  .cta-band h2{font-size:21px;}
  .cta-band .btn, .cta-actions .btn{width:100%;}
  .cta-actions{width:100%;}
  .faq-q{font-size:16px;padding:16px 18px;}
  .faq-a-inner{padding:0 18px 18px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category4 */
:root{
  --green-900:#1A4530;
  --green-800:#1F5C3A;
  --green-700:#256B44;
  --green-500:#2E7D4F;
  --green-100:#E8F2E8;
  --orange:#E07B2B;
  --orange-dark:#C4671E;
  --orange-soft:#FBEEE0;
  --gold:#D9B44A;
  --bg:#F7F5EF;
  --bg-alt:#EDF3EC;
  --line:#DCE5D8;
  --ink:#22302A;
  --ink-soft:#5B6B60;
  --ink-mute:#8A9A8E;
  --white:#FFFFFF;
  --radius-card:14px;
  --radius-btn:8px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(31,92,58,.06), 0 8px 20px rgba(31,92,58,.06);
  --shadow-2:0 4px 12px rgba(31,92,58,.12), 0 16px 32px rgba(31,92,58,.10);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--green-700);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--orange);}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.4;color:var(--green-800);}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--green-800);outline-offset:2px;}

.container-custom{max-width:var(--container);margin:0 auto;padding:0 20px;width:100%;}
.container-wide{max-width:1320px;margin:0 auto;padding:0 20px;width:100%;}

/* ---------- 按钮体系 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--radius-btn);font-weight:600;padding:12px 24px;border:1px solid transparent;transition:all .2s ease;font-size:15px;line-height:1.2;cursor:pointer;}
.btn-primary{background:var(--orange);color:#fff;border-color:var(--orange-dark);box-shadow:0 2px 6px rgba(224,123,43,.28);}
.btn-primary:hover{background:var(--orange-dark);color:#fff;transform:translateY(-1px);box-shadow:0 6px 16px rgba(224,123,43,.30);}
.btn-outline{background:transparent;color:var(--green-800);border-color:var(--green-700);}
.btn-outline:hover{background:rgba(46,125,79,.08);color:var(--green-800);}
.btn-lg-nav{padding:12px 26px;font-weight:600;}
.btn-block{width:100%;}
.btn:focus-visible,.nav-link:focus-visible{outline:2px solid var(--green-800);outline-offset:2px;}

/* ---------- 页头导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(150%) blur(6px);
  border-bottom:1px solid var(--line);
  box-shadow:0 2px 10px rgba(31,92,58,.04);
}
.nav-wrap{display:flex;align-items:center;gap:24px;min-height:74px;}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-mark{width:42px;height:42px;border-radius:12px;background:var(--green-800);display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(31,92,58,.22);}
.brand-mark svg{width:24px;height:24px;}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-text strong{font-size:19px;font-weight:700;color:var(--green-800);}
.brand-text em{font-style:normal;font-size:12px;color:var(--ink-mute);}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-link{display:block;padding:10px 14px;border-radius:var(--radius-btn);font-size:15px;color:var(--ink-soft);font-weight:500;white-space:nowrap;transition:all .2s ease;}
.nav-link:hover{background:var(--green-100);color:var(--green-800);}
.nav-link.active{color:var(--green-800);font-weight:700;background:var(--green-100);}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
.nav-toggle{display:none;width:44px;height:44px;border-radius:var(--radius-btn);border:1px solid var(--line);background:#fff;color:var(--green-800);font-size:18px;}

/* ---------- 内页横幅 ---------- */
.page-banner{
  position:relative;
  min-height:272px;
  display:flex;align-items:center;
  background-image:linear-gradient(96deg,rgba(26,69,48,.90) 8%,rgba(31,92,58,.72) 52%,rgba(26,69,48,.52) 100%),url('/assets/images/coverpic/cover-7.png');
  background-size:cover;background-position:center;
  color:#fff;
  padding:52px 0;
}
.banner-inner{max-width:760px;}
.banner-tag{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.32);color:#F4E7D6;font-size:13px;padding:6px 14px;border-radius:var(--radius-pill);margin-bottom:14px;}
.banner-tag i{color:var(--gold);}
.page-banner h1{color:#fff;font-size:36px;margin-bottom:14px;}
.page-banner p{color:#E4EFE6;font-size:17px;margin:0;max-width:660px;}
.banner-stats{display:flex;flex-wrap:wrap;gap:28px;margin-top:26px;}
.banner-stats div{border-left:2px solid var(--orange);padding-left:12px;}
.banner-stats strong{display:block;font-size:22px;color:var(--gold);font-variant-numeric:tabular-nums;}
.banner-stats span{font-size:13px;color:#D7E6DA;}

/* ---------- 面包屑 ---------- */
.crumb-bar{background:var(--green-100);border-bottom:1px solid var(--line);}
.crumb-bar .container-custom{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-soft);padding-top:12px;padding-bottom:12px;flex-wrap:wrap;}
.crumb-bar a{color:var(--green-700);}
.crumb-bar i{font-size:11px;color:var(--ink-mute);}

/* ---------- 板块通用 ---------- */
.section{padding:78px 0;}
.section-alt{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:780px;margin-bottom:38px;}
.section-eyebrow{display:inline-block;font-size:13px;font-weight:700;color:var(--orange-dark);background:var(--orange-soft);padding:5px 14px;border-radius:var(--radius-pill);margin-bottom:14px;}
.section-head h2{font-size:28px;margin-bottom:12px;}
.section-head p{color:var(--ink-soft);font-size:16px;margin:0;}

/* ---------- 下载渠道卡 ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.dl-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:26px;box-shadow:var(--shadow-1);transition:all .25s ease;display:flex;flex-direction:column;}
.dl-card:hover{border-color:rgba(224,123,43,.4);box-shadow:var(--shadow-2);transform:translateY(-3px);}
.dl-icon{width:46px;height:46px;border-radius:12px;background:var(--green-100);color:var(--green-700);display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:16px;}
.dl-card h3{font-size:19px;margin-bottom:10px;}
.dl-card p{font-size:15px;color:var(--ink-soft);margin-bottom:16px;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;}
.tag{font-size:12px;padding:4px 11px;border-radius:var(--radius-pill);background:var(--green-100);color:var(--green-700);}
.tag-orange{background:var(--orange-soft);color:var(--orange-dark);}

/* ---------- 上手步骤 ---------- */
.steps{counter-reset:step;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.step-item{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:26px 22px;box-shadow:var(--shadow-1);}
.step-item::before{counter-increment:step;content:counter(step,decimal-leading-zero);font-size:26px;font-weight:700;color:var(--gold);font-variant-numeric:tabular-nums;display:block;margin-bottom:10px;}
.step-item h3{font-size:18px;margin-bottom:8px;}
.step-item p{font-size:15px;color:var(--ink-soft);margin:0;}

/* ---------- 深色信息面板 ---------- */
.dark-panel{background:var(--green-900);color:#E6F0E6;border-radius:var(--radius-card);padding:40px;box-shadow:var(--shadow-2);}
.dark-panel h2{color:#fff;font-size:26px;margin-bottom:14px;}
.dark-panel > p{color:#C9DCCD;max-width:820px;}
.panel-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-top:26px;}
.panel-box{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:12px;padding:22px;}
.panel-box h3{color:#fff;font-size:17px;margin-bottom:12px;display:flex;align-items:center;gap:8px;}
.panel-box h3 i{color:var(--gold);font-size:15px;}
.panel-list li{display:flex;gap:10px;font-size:15px;color:#CFE0D3;padding:6px 0;line-height:1.7;}
.panel-list li i{color:var(--orange);margin-top:7px;font-size:12px;flex-shrink:0;}
.status-bar{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;}
.status-chip{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:#E6F0E6;background:rgba(217,180,74,.16);border:1px solid rgba(217,180,74,.4);padding:7px 14px;border-radius:var(--radius-pill);}
.status-chip .dot{width:8px;height:8px;border-radius:50%;background:var(--orange);}

/* ---------- 图文区块 ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center;}
.split-media{border-radius:var(--radius-card);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-1);background:var(--green-100);}
.split-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.body-copy p{color:var(--ink-soft);font-size:16px;}
.check-list li{display:flex;gap:10px;padding:7px 0;font-size:15.5px;color:var(--ink-soft);}
.check-list li i{color:var(--green-500);margin-top:7px;font-size:13px;}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:10px;overflow:hidden;transition:all .22s ease;}
.faq-item:hover{border-color:rgba(224,123,43,.4);}
.faq-item.open{box-shadow:var(--shadow-1);border-color:rgba(224,123,43,.45);}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;background:none;border:0;padding:18px 22px;font-size:17px;font-weight:600;color:var(--green-800);cursor:pointer;}
.faq-q .sign{flex-shrink:0;width:26px;height:26px;border-radius:50%;background:var(--green-100);color:var(--green-700);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;transition:all .22s ease;}
.faq-item.open .faq-q .sign{background:var(--orange);color:#fff;transform:rotate(180deg);}
.faq-a{display:none;padding:0 22px 20px;font-size:15px;color:var(--ink-soft);}
.faq-item.open .faq-a{display:block;}

/* ---------- CTA 通栏 ---------- */
.cta-band{background:linear-gradient(100deg,var(--green-900) 0%,var(--green-700) 100%);border-radius:var(--radius-card);padding:44px;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:32px;box-shadow:var(--shadow-2);}
.cta-band h2{color:#fff;font-size:27px;margin-bottom:10px;}
.cta-band p{color:#CFE0D3;margin:0;font-size:16px;max-width:640px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex-shrink:0;}

/* ---------- 相关分类 ---------- */
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.rel-card{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:24px;box-shadow:var(--shadow-1);transition:all .25s ease;}
.rel-card:hover{border-color:rgba(224,123,43,.45);box-shadow:var(--shadow-2);transform:translateY(-3px);color:inherit;}
.rel-card h3{font-size:18px;margin-bottom:8px;}
.rel-card p{font-size:14.5px;color:var(--ink-soft);margin:0 0 12px;}
.rel-more{font-size:14px;color:var(--orange-dark);font-weight:600;}

/* ---------- 表单 ---------- */
.form-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:30px;box-shadow:var(--shadow-1);}
.form-label{font-size:14px;font-weight:700;color:var(--green-800);display:block;margin-bottom:8px;}
.form-control,.form-select{height:46px;border-radius:10px;border:1px solid var(--line);font-size:15px;color:var(--ink);background:#fff;padding:0 14px;}
textarea.form-control{height:auto;min-height:110px;padding:12px 14px;line-height:1.7;}
.form-control:focus,.form-select:focus{border-color:var(--green-700);box-shadow:0 0 0 3px rgba(46,125,79,.14);outline:none;}
.form-row{margin-bottom:18px;}
.form-hint{font-size:13px;color:var(--ink-mute);margin-top:6px;}
.info-list li{display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line);font-size:15px;color:var(--ink-soft);}
.info-list li i{color:var(--orange);margin-top:7px;}
.info-list li strong{color:var(--green-800);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--green-900);color:#E6F0E6;padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:32px;}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:16px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.10);}
.footer-brand strong{color:#fff;font-size:18px;}
.footer-copy{font-size:14.5px;color:#B9D0BE;line-height:1.9;}
.footer-links li{margin-bottom:10px;}
.footer-links a{color:#CBDFCF;font-size:14.5px;}
.footer-links a:hover{color:var(--orange);}
.footer-quote{font-size:14px;color:#F0E2CC;border-left:2px solid var(--orange);padding-left:12px;margin-top:18px;line-height:1.8;}
.footer-bottom{margin-top:48px;border-top:1px solid rgba(255,255,255,.14);padding:20px 0;font-size:13.5px;color:#9FBBA6;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1.2fr 1fr 1fr;gap:28px;}
}
@media (max-width:991px){
  .nav-wrap{min-height:66px;gap:14px;}
  .main-nav{
    position:fixed;top:66px;left:0;right:0;
    background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;gap:4px;
    padding:14px 20px 22px;margin-left:0;
    box-shadow:0 12px 24px rgba(31,92,58,.10);
    display:none;
  }
  .main-nav.open{display:flex;}
  .nav-link{padding:12px 14px;font-size:16px;}
  .nav-actions{margin-left:auto;}
  .nav-toggle{display:flex;align-items:center;justify-content:center;}
  .brand-text em{display:none;}
  .page-banner h1{font-size:30px;}
  .section{padding:60px 0;}
  .split{grid-template-columns:1fr;gap:26px;}
  .panel-grid{grid-template-columns:1fr;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:34px;}
  .rel-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:767px){
  body{font-size:15.5px;}
  .page-banner{min-height:0;padding:40px 0;}
  .page-banner h1{font-size:26px;}
  .page-banner p{font-size:16px;}
  .banner-stats{gap:18px;}
  .section{padding:46px 0;}
  .section-head h2{font-size:23px;}
  .grid-3,.steps,.rel-grid{grid-template-columns:1fr;}
  .dark-panel{padding:26px;}
  .form-panel{padding:22px;}
  .cta-band{padding:26px;}
  .cta-band h2{font-size:22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:24px;}
  .footer-bottom{flex-direction:column;}
  .btn-lg-nav{padding:10px 16px;font-size:14px;}
}
@media (max-width:520px){
  .footer-grid{grid-template-columns:1fr;}
  .brand-text strong{font-size:17px;}
}