/* roulang page: index */
:root{
  --brand:#0B6E4F;
  --brand-dark:#084C37;
  --brand-light:#E7F3ED;
  --accent:#F26A2E;
  --accent-dark:#D9541C;
  --lime:#C6F24E;
  --sand:#F7F5F0;
  --card:#FFFFFF;
  --ink:#1B2A26;
  --ink-2:#5A6B65;
  --line:#E2E0D8;
  --dark:#0F1E1A;
  --r-lg:20px;
  --r-md:14px;
  --r-pill:999px;
  --sh:0 10px 30px rgba(15,30,26,.08);
  --sh-hover:0 16px 40px rgba(15,30,26,.12);
  --grad:linear-gradient(135deg,#0B6E4F 0%,#084C37 100%);
  --grad-cta:linear-gradient(135deg,#F26A2E 0%,#D9541C 100%);
  --pad-sec:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Hiragino Sans GB",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--sand);
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--accent)}
h1,h2,h3,h4{margin:0;line-height:1.35;color:var(--ink);font-weight:700}
p{margin:0 0 16px}
ul{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
button{cursor:pointer;border:0;background:none}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:4px}
.grid-container{max-width:1200px;padding-left:24px;padding-right:24px;margin-left:auto;margin-right:auto}
@media screen and (min-width:40em){
  .grid-container{padding-left:24px;padding-right:24px}
}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15.5px;font-weight:600;letter-spacing:.2px;
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn i{font-size:13px;transition:transform .2s ease}
.btn-primary{background:var(--grad-cta);color:#fff;box-shadow:0 8px 22px rgba(242,106,46,.28)}
.btn-primary:hover,.btn-primary:focus{color:#fff;filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 12px 28px rgba(242,106,46,.34)}
.btn-primary:active{transform:translateY(0);filter:brightness(.98)}
.btn-primary:hover i{transform:translateX(3px)}
.btn-ghost{background:transparent;color:var(--brand);border:1.5px solid rgba(11,110,79,.35)}
.btn-ghost:hover,.btn-ghost:focus{color:var(--brand-dark);border-color:var(--brand);background:var(--brand-light);transform:translateY(-1px)}
.btn-solid{background:var(--grad);color:#fff;box-shadow:0 8px 22px rgba(11,110,79,.24)}
.btn-solid:hover,.btn-solid:focus{color:#fff;filter:brightness(1.08);transform:translateY(-1px)}
.btn-light{background:#fff;color:var(--brand-dark);border:1px solid rgba(255,255,255,.6)}
.btn-light:hover,.btn-light:focus{background:var(--lime);color:var(--dark)}
.btn-block{width:100%}
.btn-sm{height:40px;padding:0 18px;font-size:14px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,245,240,.92);
  backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 24px rgba(15,30,26,.07)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:12px;background:var(--grad);
  display:flex;align-items:center;justify-content:center;
  color:var(--lime);font-weight:800;font-size:17px;letter-spacing:-.5px;
  box-shadow:0 6px 16px rgba(11,110,79,.28);
}
.brand-text{font-size:17.5px;font-weight:700;color:var(--ink);line-height:1.1;letter-spacing:-.2px}
.brand-text span{color:var(--brand)}
.brand-sub{display:block;font-size:11px;font-weight:500;color:var(--ink-2);letter-spacing:2px;margin-top:2px}
.main-nav{display:flex;align-items:center;gap:4px}
.nav-link{
  position:relative;padding:9px 14px;border-radius:var(--r-pill);
  font-size:15px;font-weight:500;color:var(--ink);white-space:nowrap;
  transition:background .2s ease,color .2s ease;
}
.nav-link:hover{background:var(--brand-light);color:var(--brand-dark)}
.nav-link.is-active{color:var(--brand-dark);background:var(--brand-light);font-weight:600}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:16px;height:3px;border-radius:3px;background:var(--accent);
}
.header-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:transform .25s ease,opacity .25s ease}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- 移动抽屉 ---------- */
.mobile-mask{
  position:fixed;inset:0;background:rgba(15,30,26,.45);z-index:70;
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.mobile-mask.is-open{opacity:1;visibility:visible}
.mobile-nav{
  position:fixed;top:0;right:0;bottom:0;width:82%;max-width:340px;z-index:80;
  background:#fff;box-shadow:-10px 0 40px rgba(15,30,26,.18);
  transform:translateX(105%);transition:transform .3s cubic-bezier(.32,.72,.28,1);
  display:flex;flex-direction:column;padding:22px 22px 28px;overflow-y:auto;
}
.mobile-nav.is-open{transform:translateX(0)}
.mobile-nav-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.mobile-nav-close{width:38px;height:38px;border-radius:12px;background:var(--brand-light);color:var(--brand-dark);font-size:16px}
.mobile-nav nav{display:flex;flex-direction:column;gap:6px;margin-bottom:26px}
.mobile-nav nav a{
  padding:13px 16px;border-radius:var(--r-md);color:var(--ink);font-size:15.5px;font-weight:500;
  border:1px solid var(--line);background:#fff;
}
.mobile-nav nav a.is-active{background:var(--brand-light);border-color:rgba(11,110,79,.2);color:var(--brand-dark);font-weight:600}
.mobile-nav-foot{margin-top:auto;display:flex;flex-direction:column;gap:10px}
.mobile-nav-note{font-size:13px;color:var(--ink-2);line-height:1.7;margin-bottom:8px}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--dark)}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(8,76,55,.96) 0%,rgba(9,58,44,.86) 42%,rgba(15,30,26,.35) 100%);
}
.hero-inner{position:relative;z-index:2;padding:96px 0 92px}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:9px;padding:7px 16px;border-radius:var(--r-pill);
  background:rgba(198,242,78,.12);border:1px solid rgba(198,242,78,.42);
  color:var(--lime);font-size:13px;font-weight:600;letter-spacing:.4px;margin-bottom:22px;
}
.hero-eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 4px rgba(198,242,78,.18)}
.hero h1{
  font-size:42px;line-height:1.28;color:#fff;letter-spacing:-.5px;margin-bottom:20px;max-width:16em;
}
.hero h1 em{font-style:normal;color:var(--lime)}
.hero-lead{font-size:17px;line-height:1.85;color:rgba(255,255,255,.82);max-width:600px;margin-bottom:32px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:38px}
.hero-points{display:flex;flex-wrap:wrap;gap:12px 28px}
.hero-points li{display:flex;align-items:center;gap:9px;color:rgba(255,255,255,.86);font-size:14.5px}
.hero-points i{color:var(--lime);font-size:14px}
.hero-panel{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-lg);padding:26px;backdrop-filter:blur(4px);
}
.hero-panel-title{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px;display:flex;align-items:center;gap:9px}
.hero-panel-title i{color:var(--lime)}
.hero-steps{display:flex;flex-direction:column;gap:12px}
.hero-step{
  display:flex;align-items:center;gap:14px;padding:14px 16px;border-radius:var(--r-md);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
}
.hero-step .idx{
  width:30px;height:30px;flex-shrink:0;border-radius:9px;background:rgba(198,242,78,.16);
  color:var(--lime);font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;
}
.hero-step .txt{color:rgba(255,255,255,.9);font-size:14.5px;line-height:1.5}
.hero-step .txt small{display:block;color:rgba(255,255,255,.55);font-size:12.5px}

/* ---------- 通用板块 ---------- */
.section{padding:var(--pad-sec) 0}
.section-tint{background:#fff}
.section-deep{background:var(--dark);color:#fff}
.section-head{max-width:760px;margin-bottom:52px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;
  letter-spacing:1.6px;color:var(--brand);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:3px;background:var(--accent)}
.section-head.center .eyebrow::before{display:none}
.section h2{font-size:31px;letter-spacing:-.4px;margin-bottom:14px}
.section-head p{color:var(--ink-2);font-size:16px;margin:0}
.section-deep h2,.section-deep .section-head p{color:#fff}
.section-deep .section-head p{color:rgba(255,255,255,.72)}

/* ---------- 服务入口卡 ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.entry-card{
  position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:28px;box-shadow:var(--sh);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  display:flex;flex-direction:column;
}
.entry-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(11,110,79,.22)}
.entry-card.feature{
  grid-column:span 2;background:var(--grad);border:0;color:#fff;overflow:hidden;
}
.entry-card.feature::before{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,242,78,.22),transparent 68%);
}
.entry-card.feature h3{color:#fff}
.entry-card.feature p{color:rgba(255,255,255,.8)}
.entry-icon{
  width:48px;height:48px;border-radius:14px;background:var(--brand-light);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:19px;margin-bottom:18px;
}
.entry-card.feature .entry-icon{background:rgba(198,242,78,.18);color:var(--lime)}
.entry-card h3{font-size:19px;margin-bottom:10px}
.entry-card p{font-size:14.5px;color:var(--ink-2);line-height:1.8;margin-bottom:18px}
.entry-more{
  margin-top:auto;display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--brand);
}
.entry-card.feature .entry-more{color:var(--lime)}
.entry-more:hover{gap:12px}
.entry-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.tag{
  display:inline-flex;align-items:center;padding:5px 13px;border-radius:var(--r-pill);
  background:var(--brand-light);color:var(--brand-dark);font-size:12.5px;font-weight:600;
}

/* ---------- 数据徽章 ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:44px}
.stat{
  background:#fff;border:1.5px solid rgba(198,242,78,.85);border-radius:var(--r-lg);
  padding:24px;text-align:left;box-shadow:var(--sh);
}
.stat .value{font-size:34px;font-weight:800;color:var(--brand-dark);line-height:1.1;letter-spacing:-1px}
.stat .unit{font-size:14px;font-weight:600;color:var(--brand);margin-left:5px}
.stat .label{display:block;font-size:13.5px;color:var(--ink-2);margin-top:8px}
.note-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.note-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--sh);transition:transform .25s ease,box-shadow .25s ease;
}
.note-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.note-card h4{font-size:17px;margin-bottom:10px;display:flex;align-items:center;gap:10px}
.note-card h4::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--accent);flex-shrink:0}
.note-card p{font-size:14.5px;color:var(--ink-2);margin:0;line-height:1.85}

/* ---------- 最新信息 ---------- */
.filter-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px}
.filter-pill{
  display:inline-flex;align-items:center;padding:9px 20px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);color:var(--ink-2);font-size:14px;font-weight:500;
  transition:all .2s ease;
}
.filter-pill:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px)}
.filter-pill.is-active{background:var(--brand);border-color:var(--brand);color:#fff}
.news-grid{margin-bottom:-28px}
.news-cell{margin-bottom:28px}
.news-card{
  height:100%;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh);
  transition:transform .25s ease,box-shadow .25s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.news-cover{display:block;position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--brand-light)}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.news-card:hover .news-cover img{transform:scale(1.04)}
.news-body{padding:24px;display:flex;flex-direction:column;flex:1}
.news-meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--ink-2);margin-bottom:12px}
.news-cat{color:var(--brand);font-weight:600}
.news-meta .sep{width:1px;height:12px;background:var(--line)}
.news-card h3{font-size:18px;line-height:1.55;margin-bottom:10px;min-height:56px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card h3 a{color:var(--ink)}
.news-card h3 a:hover{color:var(--brand)}
.news-card p{font-size:14.5px;color:var(--ink-2);line-height:1.8;margin-bottom:18px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-foot{margin-top:auto;display:flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--brand)}
.news-empty{
  background:#fff;border:1px dashed var(--line);border-radius:var(--r-lg);
  padding:70px 24px;text-align:center;color:var(--ink-2);
}
.news-empty i{display:block;font-size:32px;color:var(--brand);opacity:.5;margin-bottom:14px}
.news-empty p{margin:0;font-size:15px}

/* ---------- 案例 ---------- */
.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.case-card{
  position:relative;border-radius:var(--r-lg);overflow:hidden;min-height:340px;
  display:flex;align-items:flex-end;box-shadow:var(--sh);transition:transform .25s ease,box-shadow .25s ease;
}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.case-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.case-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,30,26,.05) 30%,rgba(15,30,26,.9) 100%)}
.case-content{position:relative;z-index:2;padding:30px;color:#fff}
.case-content .tag{background:rgba(198,242,78,.18);color:var(--lime);margin-bottom:12px}
.case-content h3{color:#fff;font-size:21px;margin-bottom:10px}
.case-content p{color:rgba(255,255,255,.82);font-size:14.5px;margin:0;line-height:1.8}
.case-conclusion{
  margin-top:24px;padding:22px 26px;border-radius:var(--r-md);
  background:var(--brand-light);border-left:4px solid var(--brand);
  font-size:15px;color:var(--brand-dark);
}

/* ---------- 方案交错 ---------- */
.plan-row{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center;margin-bottom:76px}
.plan-row:last-child{margin-bottom:0}
.plan-row.reverse .plan-media{order:2}
.plan-media{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh);aspect-ratio:4/3}
.plan-media img{width:100%;height:100%;object-fit:cover}
.plan-step{display:inline-flex;align-items:center;gap:9px;font-size:13px;font-weight:700;color:var(--accent);letter-spacing:1.4px;margin-bottom:14px}
.plan-step .num{font-size:20px;color:var(--brand-dark)}
.plan-text h3{font-size:25px;margin-bottom:14px;letter-spacing:-.3px}
.plan-text p{color:var(--ink-2);font-size:15.5px;line-height:1.9}
.plan-list{margin-top:18px;display:flex;flex-direction:column;gap:11px}
.plan-list li{display:flex;gap:11px;font-size:14.8px;color:var(--ink-2);line-height:1.75}
.plan-list i{color:var(--brand);margin-top:6px;font-size:13px}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.accordion{border:0;background:transparent;margin:0}
.accordion-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  margin-bottom:12px;overflow:hidden;transition:box-shadow .25s ease,box-shadow .25s ease;
}
.accordion-item.is-active{box-shadow:inset 3px 0 0 var(--accent),var(--sh)}
.accordion-title{
  display:block;position:relative;padding:22px 62px 22px 26px;border:0;
  font-size:16.5px;font-weight:600;color:var(--ink);background:transparent;
  transition:color .2s ease;
}
.accordion-title:hover{color:var(--brand)}
.accordion-title::before{display:none!important}
.faq-index{color:var(--brand);font-weight:800;margin-right:10px;font-variant-numeric:tabular-nums}
.faq-plus{
  position:absolute;right:20px;top:50%;transform:translateY(-50%);
  width:28px;height:28px;border-radius:50%;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--brand);
  transition:transform .28s ease,background .28s ease,color .28s ease,border-color .28s ease;
}
.accordion-title[aria-expanded="true"] .faq-plus{transform:translateY(-50%) rotate(45deg);background:var(--accent);color:#fff;border-color:var(--accent)}
.accordion-content{padding:0 30px 24px 26px!important;border:0!important;background:transparent!important;color:var(--ink-2);font-size:15px;line-height:1.9}

/* ---------- 联系表单 ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:start}
.contact-info h2{color:#fff;font-size:31px;margin-bottom:16px;letter-spacing:-.4px}
.contact-info>p{color:rgba(255,255,255,.72);font-size:15.5px;line-height:1.9;margin-bottom:34px}
.contact-lines{display:flex;flex-direction:column;gap:20px}
.contact-line{display:flex;gap:16px;align-items:flex-start}
.contact-line .ic{
  width:44px;height:44px;flex-shrink:0;border-radius:13px;
  background:rgba(198,242,78,.12);border:1px solid rgba(198,242,78,.32);
  color:var(--lime);display:flex;align-items:center;justify-content:center;font-size:16px;
}
.contact-line h4{color:#fff;font-size:15.5px;margin-bottom:4px}
.contact-line p{color:rgba(255,255,255,.6);font-size:14px;margin:0;line-height:1.7}
.form-card{
  background:#fff;border-radius:var(--r-lg);padding:32px;box-shadow:0 24px 60px rgba(0,0,0,.22);
}
.form-card h3{font-size:20px;margin-bottom:8px}
.form-card>p{font-size:14px;color:var(--ink-2);margin-bottom:24px}
.form-field{margin-bottom:18px}
.form-field label{display:block;font-size:13.5px;font-weight:600;color:var(--ink);margin-bottom:8px}
.form-field input,.form-field select,.form-field textarea{
  width:100%;height:48px;padding:0 16px;border-radius:12px;
  border:1px solid var(--line);background:#FCFBF9;color:var(--ink);font-size:15px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.form-field textarea{height:110px;padding:13px 16px;resize:vertical;line-height:1.7}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  outline:none;border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(11,110,79,.12);
}
.form-hint{font-size:12.5px;color:var(--ink-2);margin:14px 0 0;line-height:1.7}

/* ---------- 页脚 ---------- */
.site-footer{background:#0B1714;color:rgba(255,255,255,.7);position:relative}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--brand) 0%,var(--lime) 50%,var(--accent) 100%);
}
.footer-top{padding:72px 0 48px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:44px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:18px}
.footer-brand .brand-text{color:#fff}
.footer-brand .brand-text span{color:var(--lime)}
.footer-brand .brand-mark{background:rgba(198,242,78,.14);color:var(--lime);box-shadow:none}
.footer-desc{font-size:14px;line-height:1.9;color:rgba(255,255,255,.6);max-width:340px}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:20px;font-weight:600;letter-spacing:.4px}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.65);transition:color .2s ease}
.footer-links a:hover{color:var(--lime);text-decoration:underline}
.footer-contact p{font-size:14px;color:rgba(255,255,255,.65);margin-bottom:12px;display:flex;gap:10px;align-items:flex-start;line-height:1.7}
.footer-contact i{color:var(--lime);margin-top:6px;font-size:12px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:22px 0;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  font-size:13px;color:rgba(255,255,255,.45);
}
.footer-bottom a{color:rgba(255,255,255,.55)}
.footer-bottom a:hover{color:var(--lime)}

/* ---------- 移动端固定 CTA ---------- */
.mobile-fixed-cta{display:none}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1024px){
  :root{--pad-sec:72px}
  .main-nav{display:none}
  .header-cta .btn-ghost{display:none}
  .nav-toggle{display:flex}
  .hero h1{font-size:34px}
  .entry-grid{grid-template-columns:repeat(2,1fr)}
  .entry-card.feature{grid-column:span 2}
  .stats{grid-template-columns:repeat(2,1fr)}
  .note-grid{grid-template-columns:1fr}
  .plan-row{grid-template-columns:1fr;gap:28px;margin-bottom:56px}
  .plan-row.reverse .plan-media{order:0}
  .contact-grid{grid-template-columns:1fr;gap:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .section h2,.contact-info h2{font-size:27px}
}
@media screen and (max-width:640px){
  :root{--pad-sec:56px}
  body{font-size:15.5px}
  .header-inner{height:56px}
  .brand-text{font-size:15.5px}
  .brand-sub{display:none}
  .header-cta .btn-primary{display:none}
  .hero-inner{padding:56px 0 60px}
  .hero h1{font-size:28px}
  .hero-lead{font-size:15.5px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .hero-panel{padding:20px}
  .entry-grid{grid-template-columns:1fr}
  .entry-card.feature{grid-column:span 1}
  .stats{grid-template-columns:repeat(2,1fr);gap:14px}
  .stat{padding:18px}
  .stat .value{font-size:26px}
  .news-card h3{min-height:auto}
  .case-grid{grid-template-columns:1fr}
  .case-card{min-height:280px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;text-align:center}
  .section h2,.contact-info h2{font-size:24px}
  .plan-text h3{font-size:21px}
  .form-card{padding:24px}
  .mobile-fixed-cta{
    display:block;position:fixed;left:0;right:0;bottom:0;z-index:55;
    padding:10px 16px;background:rgba(255,255,255,.96);border-top:1px solid var(--line);
    box-shadow:0 -6px 24px rgba(15,30,26,.1);
  }
  .mobile-fixed-cta .btn{width:100%}
  .site-footer{padding-bottom:74px}
}

/* roulang page: article */
:root{
  --brand:#0B6E4F;
  --brand-dark:#084C37;
  --brand-light:#E7F3ED;
  --accent:#F26A2E;
  --accent-dark:#D9541C;
  --lime:#C6F24E;
  --bg:#F7F5F0;
  --card:#FFFFFF;
  --dark:#0F1E1A;
  --text:#1B2A26;
  --muted:#5A6B65;
  --border:#E2E0D8;
  --soft:#F1EFE8;
  --radius-lg:20px;
  --radius:14px;
  --radius-sm:12px;
  --shadow:0 10px 30px rgba(15,30,26,.08);
  --shadow-hover:0 16px 40px rgba(15,30,26,.12);
  --grad-brand:linear-gradient(135deg,#0B6E4F 0%,#084C37 100%);
  --grad-cta:linear-gradient(135deg,#F26A2E 0%,#D9541C 100%);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.8;
  font-weight:400;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease}
a:hover{color:var(--accent)}
h1,h2,h3,h4,h5,h6{font-family:inherit;color:var(--text);margin:0;line-height:1.35;font-weight:700}
p{margin:0}
ul,ol{margin:0}
button{font-family:inherit}
input,textarea,select{font-family:inherit}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
.grid-container,.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.95);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
}
.header-inner{
  height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;border-radius:12px;background:var(--grad-brand);
  color:#fff;display:grid;place-items:center;font-size:13px;font-weight:700;letter-spacing:.6px;
  box-shadow:0 6px 16px rgba(8,76,55,.25);
}
.brand-text{font-size:18px;font-weight:700;color:var(--text);letter-spacing:.2px;white-space:nowrap}
.brand-text span{color:var(--brand)}
.main-nav{display:flex;align-items:center;gap:4px;flex:1 1 auto;justify-content:center}
.nav-link{
  display:inline-block;padding:9px 14px;border-radius:999px;
  font-size:15px;font-weight:500;color:var(--text);white-space:nowrap;
}
.nav-link:hover,.nav-link.is-active{background:var(--brand-light);color:var(--brand-dark)}
.nav-item{position:relative}
.nav-item>button{
  background:none;border:0;cursor:pointer;display:inline-flex;align-items:center;gap:6px;
  padding:9px 14px;border-radius:999px;font-size:15px;font-weight:500;color:var(--text);
}
.nav-item>button:hover{background:var(--brand-light);color:var(--brand-dark)}
.nav-item>button i{font-size:11px;opacity:.7}
.dropdown-panel{
  position:absolute;top:calc(100% + 10px);left:50%;transform:translate(-50%,6px);
  min-width:230px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:8px;opacity:0;visibility:hidden;
  transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
}
.nav-item:hover .dropdown-panel,.nav-item:focus-within .dropdown-panel{opacity:1;visibility:visible;transform:translate(-50%,0)}
.dropdown-panel a{display:block;padding:10px 12px;border-radius:10px;font-size:14.5px;color:var(--text)}
.dropdown-panel a:hover{background:var(--brand-light);color:var(--brand-dark)}
.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;cursor:pointer;font-weight:600;font-size:15px;line-height:1;
  padding:13px 22px;border-radius:999px;transition:transform .18s ease,box-shadow .18s ease,filter .18s ease,background-color .18s ease,color .18s ease;
}
.btn i{font-size:13px}
.btn-primary{background:var(--grad-cta);color:#fff;box-shadow:0 8px 20px rgba(242,106,46,.28)}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);color:#fff;box-shadow:0 12px 26px rgba(242,106,46,.34)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border:1.5px solid var(--border);color:var(--text);padding:11.5px 20px}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand-dark);background:var(--brand-light)}
.btn-brand{background:var(--grad-brand);color:#fff;box-shadow:0 10px 24px rgba(8,76,55,.24)}
.btn-brand:hover{filter:brightness(1.08);transform:translateY(-1px);color:#fff}
.btn-sm{padding:10px 18px;font-size:14px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--border);
  background:#fff;color:var(--text);place-items:center;cursor:pointer;font-size:16px;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand)}
.drawer-mask{
  position:fixed;inset:0;background:rgba(15,30,26,.45);z-index:70;
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(84vw,340px);z-index:80;
  background:#fff;padding:22px;overflow-y:auto;
  transform:translateX(102%);transition:transform .28s cubic-bezier(.4,.01,.3,1);
  box-shadow:-10px 0 40px rgba(15,30,26,.18);
}
.mobile-drawer.is-open{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer-close{width:38px;height:38px;border-radius:12px;border:1px solid var(--border);background:#fff;cursor:pointer;color:var(--text)}
.drawer-links{display:flex;flex-direction:column;gap:6px;margin-bottom:22px}
.drawer-links a{padding:13px 14px;border-radius:var(--radius-sm);font-size:15.5px;color:var(--text);background:var(--bg)}
.drawer-links a:hover{background:var(--brand-light);color:var(--brand-dark)}
.mobile-cta{display:none}

/* ---------- page hero ---------- */
.page-hero{
  position:relative;color:#fff;padding:44px 0 96px;
  background-image:linear-gradient(135deg,rgba(11,110,79,.95) 0%,rgba(8,76,55,.9) 55%,rgba(8,76,55,.78) 100%),
    url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:3px;
  background:linear-gradient(90deg,var(--lime) 0%,transparent 60%);
  opacity:.85;
}
.crumbs{display:flex;align-items:center;gap:10px;font-size:13.5px;color:rgba(255,255,255,.78);flex-wrap:wrap;margin-bottom:20px}
.crumbs a{color:rgba(255,255,255,.86)}
.crumbs a:hover{color:#fff;text-decoration:underline}
.crumbs i{font-size:10px;opacity:.6}
.crumbs span{color:rgba(255,255,255,.72)}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  border:1px solid rgba(198,242,78,.6);background:rgba(198,242,78,.12);
  color:#EAFBC4;font-size:13px;font-weight:600;margin-bottom:16px;
}
.hero-tag::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 4px rgba(198,242,78,.18)}
.page-hero h1{
  color:#fff;font-size:40px;line-height:1.32;font-weight:700;max-width:900px;
  letter-spacing:.2px;margin:0 0 18px;
}
.hero-meta{display:flex;align-items:center;gap:14px;flex-wrap:wrap;font-size:14px;color:rgba(255,255,255,.82)}
.hero-meta i{margin-right:6px;opacity:.85}
.hero-meta .dot{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.45)}

/* ---------- article ---------- */
.article-shell{padding:0 0 72px}
.article-cover{
  margin:-60px 0 36px;border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:0 18px 46px rgba(15,30,26,.16);background:#fff;position:relative;z-index:2;
}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}
.article-cover figcaption{
  padding:12px 20px;font-size:13px;color:var(--muted);border-top:1px solid var(--border);background:#fff;
}
.article-body{max-width:760px;margin:0 auto;font-size:17px;line-height:1.9;color:var(--text);word-break:break-word}
.article-body>p{margin:0 0 20px}
.article-body h2{
  font-size:26px;line-height:1.45;margin:46px 0 18px;padding-left:14px;
  border-left:4px solid var(--brand);font-weight:700;
}
.article-body h3{font-size:20px;margin:34px 0 14px;font-weight:700}
.article-body h4{font-size:17.5px;margin:26px 0 12px;font-weight:700;color:var(--brand-dark)}
.article-body ul,.article-body ol{padding-left:24px;margin:0 0 22px}
.article-body li{margin-bottom:10px}
.article-body ul li::marker{color:var(--brand)}
.article-body ol li::marker{color:var(--brand);font-weight:700}
.article-body blockquote{
  margin:28px 0;padding:20px 24px;background:var(--brand-light);
  border-left:4px solid var(--brand);border-radius:0 var(--radius) var(--radius) 0;
  color:var(--brand-dark);font-size:16.5px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--radius);margin:26px auto;box-shadow:var(--shadow)}
.article-body figure{margin:26px 0}
.article-body figcaption{text-align:center;font-size:13.5px;color:var(--muted);margin-top:10px}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--accent)}
.article-body code{background:var(--soft);padding:2px 7px;border-radius:6px;font-size:.92em;color:var(--accent-dark)}
.article-body pre{
  background:var(--soft);padding:20px;border-radius:var(--radius);overflow-x:auto;
  margin:24px 0;font-size:14.5px;line-height:1.7;border:1px solid var(--border);
}
.article-body pre code{background:none;padding:0;color:var(--text)}
.article-body table{width:100%;border-collapse:collapse;margin:26px 0;font-size:15.5px}
.article-body th,.article-body td{border:1px solid var(--border);padding:11px 14px;text-align:left}
.article-body th{background:var(--brand-light);color:var(--brand-dark);font-weight:700}
.article-body hr{border:0;border-top:1px solid var(--border);margin:38px 0}

.empty-state{
  max-width:640px;margin:0 auto;text-align:center;background:var(--card);
  border:1px solid var(--border);border-radius:var(--radius-lg);padding:52px 32px;box-shadow:var(--shadow);
}
.empty-state i{font-size:38px;color:var(--brand);margin-bottom:16px;display:block}
.empty-state h2{font-size:24px;margin-bottom:12px}
.empty-state p{color:var(--muted);margin-bottom:24px}

/* ---------- section shared ---------- */
.section{padding:64px 0}
.section-head{max-width:720px;margin-bottom:34px}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--brand);
  letter-spacing:1.4px;text-transform:uppercase;margin-bottom:12px;
}
.section-head .eyebrow::before{content:"";width:20px;height:2px;background:var(--accent);border-radius:2px}
.section-head h2{font-size:30px;line-height:1.4}
.section-head p{margin-top:12px;color:var(--muted);font-size:16px}

/* ---------- prev / next ---------- */
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:56px 0 0}
.post-nav a{
  display:flex;flex-direction:column;gap:8px;background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius);padding:20px 22px;color:var(--text);
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.post-nav a:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px);border-color:#CFE3D9;color:var(--text)}
.post-nav .label{font-size:12.5px;color:var(--muted);letter-spacing:1px;font-weight:600}
.post-nav .title{font-size:16.5px;font-weight:700;line-height:1.5}
.post-nav .arrow{margin-top:4px;font-size:13px;color:var(--brand);font-weight:600}
.post-nav .next{align-items:flex-end;text-align:right}

/* ---------- related ---------- */
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);
  overflow:hidden;display:flex;flex-direction:column;
  transition:box-shadow .22s ease,transform .22s ease,border-color .22s ease;
}
.card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px);border-color:#CFE3D9}
.card-media{position:relative;overflow:hidden}
.card-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .5s ease}
.card:hover .card-media img{transform:scale(1.04)}
.card-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
.card-tag{
  align-self:flex-start;font-size:12.5px;font-weight:600;color:var(--brand-dark);
  background:var(--brand-light);padding:5px 12px;border-radius:999px;
}
.card-body h3{font-size:18px;line-height:1.5}
.card-body p{font-size:14.5px;color:var(--muted);line-height:1.75;flex:1}
.card-link{font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:7px}
.card:hover .card-link{color:var(--accent)}

/* ---------- cta dark ---------- */
.cta-band{
  background:var(--dark);color:#fff;border-radius:24px;padding:46px 42px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,242,78,.22) 0%,transparent 70%);
}
.cta-band h2{color:#fff;font-size:28px;margin-bottom:10px;position:relative}
.cta-band p{color:rgba(255,255,255,.72);font-size:15.5px;max-width:560px;position:relative}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative}
.cta-actions .btn-ghost{border-color:rgba(255,255,255,.35);color:#fff}
.cta-actions .btn-ghost:hover{background:rgba(255,255,255,.1);border-color:#fff;color:#fff}

/* ---------- footer ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.74);margin-top:72px;position:relative}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--lime) 0%,rgba(198,242,78,.15) 55%,transparent 100%);
}
.footer-top{padding:64px 0 44px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand .brand-mark{background:var(--grad-cta);box-shadow:none}
.footer-brand .brand-text{color:#fff}
.footer-brand .brand-text span{color:var(--lime)}
.footer-desc{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.66);max-width:340px}
.footer-col h4{color:#fff;font-size:16px;margin-bottom:18px;font-weight:700}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{color:rgba(255,255,255,.7);font-size:14.5px}
.footer-links a:hover{color:var(--lime);text-decoration:underline}
.footer-contact p{font-size:14.5px;color:rgba(255,255,255,.66);margin-bottom:12px;display:flex;gap:10px;align-items:flex-start}
.footer-contact i{color:var(--lime);font-size:8px;margin-top:9px}
.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:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.55);
}
.footer-bottom a{color:rgba(255,255,255,.75)}
.footer-bottom a:hover{color:var(--lime);text-decoration:underline}

/* ---------- responsive ---------- */
@media (max-width:1023px){
  .main-nav,.header-actions{display:none}
  .nav-toggle{display:grid}
  .header-inner{height:58px}
  .page-hero{padding:32px 0 80px}
  .page-hero h1{font-size:30px}
  .article-cover{margin-top:-52px}
  .section{padding:56px 0}
  .section-head h2{font-size:25px}
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .cta-band{padding:36px 28px}
  .cta-band h2{font-size:24px}
  .mobile-cta{
    display:block;position:fixed;left:0;right:0;bottom:0;z-index:65;
    padding:10px 16px;background:rgba(255,255,255,.97);
    border-top:1px solid var(--border);box-shadow:0 -6px 20px rgba(15,30,26,.06);
  }
  .mobile-cta .btn{width:100%}
  body{padding-bottom:78px}
}
@media (max-width:640px){
  .grid-container,.container{padding:0 18px}
  .page-hero{padding:26px 0 72px}
  .page-hero h1{font-size:26px}
  .hero-meta{font-size:13px;gap:10px}
  .article-cover{margin-top:-44px;border-radius:var(--radius)}
  .article-body{font-size:16.5px;line-height:1.85}
  .article-body h2{font-size:22px}
  .article-body h3{font-size:18.5px}
  .post-nav{grid-template-columns:1fr}
  .post-nav .next{align-items:flex-start;text-align:left}
  .related-grid{grid-template-columns:1fr}
  .section{padding:48px 0}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .cta-band{padding:30px 22px;border-radius:20px}
  .brand-text{font-size:16px}
}

/* roulang page: category1 */
:root{
  --green:#0B6E4F;
  --green-dark:#084C37;
  --green-soft:#E7F3ED;
  --orange:#F26A2E;
  --orange-dark:#D9541C;
  --lime:#C6F24E;
  --sand:#F7F5F0;
  --card:#FFFFFF;
  --deep:#0F1E1A;
  --ink:#1B2A26;
  --ink-2:#5A6B65;
  --line:#E2E0D8;
  --grad-brand:linear-gradient(135deg,#0B6E4F 0%,#084C37 100%);
  --grad-cta:linear-gradient(135deg,#F26A2E 0%,#D9541C 100%);
  --r-lg:20px;
  --r-md:14px;
  --r-pill:999px;
  --sh:0 10px 30px rgba(15,30,26,.08);
  --sh-hover:0 16px 40px rgba(15,30,26,.12);
  --section-pad:96px;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--sand);
  color:var(--ink);
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--green);text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:var(--orange);}
button,input,textarea,select{font-family:inherit;font-size:inherit;}
ul,ol{margin:0;padding:0;}
h1,h2,h3,h4{margin:0;color:var(--ink);line-height:1.35;font-weight:700;}
p{margin:0;}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:4px;}
.grid-container{max-width:var(--container);padding-left:24px;padding-right:24px;margin:0 auto;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,245,240,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  height:72px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--grad-brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:15px;letter-spacing:.5px;
  box-shadow:0 6px 16px rgba(11,110,79,.28);
}
.brand-text{font-size:18px;font-weight:800;color:var(--ink);letter-spacing:-.2px;}
.brand-text span{color:var(--green);}
.brand-text:hover{color:var(--ink);}
.main-nav{display:flex;align-items:center;gap:2px;flex:1 1 auto;justify-content:center;}
.nav-link{
  position:relative;
  display:inline-block;
  padding:10px 14px;
  border-radius:var(--r-pill);
  font-size:15px;font-weight:600;color:var(--ink-2);
  transition:background .2s ease,color .2s ease;
}
.nav-link:hover{color:var(--green-dark);background:var(--green-soft);}
.nav-link.is-active{color:#fff;background:var(--grad-brand);box-shadow:0 6px 16px rgba(11,110,79,.24);}
.nav-link.is-active:hover{color:#fff;background:var(--grad-brand);}
.nav-cta{display:flex;align-items:center;gap:10px;flex:0 0 auto;}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;
  border-radius:var(--r-pill);
  font-size:15px;font-weight:700;
  border:1px solid transparent;
  cursor:pointer;
  text-decoration:none;
  transition:filter .2s ease,transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn i{font-size:13px;}
.btn-primary{background:var(--grad-cta);color:#fff;box-shadow:0 10px 22px rgba(242,106,46,.28);}
.btn-primary:hover{color:#fff;filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 14px 28px rgba(242,106,46,.34);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--green-dark);border-color:rgba(11,110,79,.35);}
.btn-ghost:hover{color:var(--green-dark);background:var(--green-soft);border-color:var(--green);transform:translateY(-1px);}
.btn-light{background:#fff;color:var(--green-dark);box-shadow:var(--sh);}
.btn-light:hover{color:var(--green-dark);transform:translateY(-1px);box-shadow:var(--sh-hover);}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.5);}
.btn-outline-light:hover{color:#fff;background:rgba(255,255,255,.12);border-color:#fff;}
.btn-lg{height:52px;padding:0 26px;font-size:16px;}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}

/* 移动端菜单按钮 */
.menu-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;
  background:#fff;border:1px solid var(--line);color:var(--green-dark);
  cursor:pointer;font-size:17px;
}
.menu-toggle:hover{background:var(--green-soft);}

/* 抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(15,30,26,.45);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:90;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:300px;max-width:86vw;
  background:#fff;z-index:95;
  transform:translateX(102%);
  transition:transform .28s ease;
  padding:20px;display:flex;flex-direction:column;gap:6px;
  box-shadow:-16px 0 40px rgba(15,30,26,.16);
  overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
.drawer-title{font-size:16px;font-weight:800;color:var(--ink);}
.drawer-close{width:38px;height:38px;border-radius:10px;border:1px solid var(--line);background:#fff;cursor:pointer;color:var(--ink-2);}
.mobile-drawer .nav-link{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-radius:12px;background:#FBF9F5;}
.mobile-drawer .nav-link.is-active{background:var(--grad-brand);color:#fff;}
.drawer-cta{margin-top:16px;display:flex;flex-direction:column;gap:10px;}

/* ============ 内页头图 ============ */
.page-hero{
  position:relative;
  background-color:var(--green-dark);
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  overflow:hidden;
  padding:76px 0 84px;
}
.page-hero::before{
  content:'';position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(8,58,42,.95) 0%,rgba(11,110,79,.86) 45%,rgba(11,110,79,.42) 100%);
}
.page-hero .grid-container{position:relative;z-index:2;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.72);margin-bottom:20px;}
.crumb a{color:rgba(255,255,255,.82);}
.crumb a:hover{color:var(--lime);}
.crumb .sep{opacity:.55;}
.page-hero h1{
  color:#fff;
  font-size:42px;
  line-height:1.28;
  letter-spacing:-.5px;
  max-width:15em;
}
.page-hero .hero-sub{
  margin-top:18px;
  max-width:44em;
  font-size:17px;
  line-height:1.85;
  color:rgba(255,255,255,.84);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:var(--r-pill);
  border:1px solid rgba(198,242,78,.5);
  background:rgba(198,242,78,.08);
  color:#EAFBD0;font-size:14px;font-weight:600;
}
.hero-tag i{color:var(--lime);font-size:11px;}
.page-hero h1 .accent{color:var(--lime);}

/* ============ 通用板块 ============ */
.section{padding:var(--section-pad) 0;}
.section-alt{background:#fff;}
.section-head{max-width:52em;margin-bottom:48px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--green-soft);color:var(--green-dark);
  font-size:13px;font-weight:700;letter-spacing:.4px;
  margin-bottom:16px;
}
.eyebrow.lime{background:rgba(198,242,78,.22);color:var(--green-dark);border:1px solid rgba(198,242,78,.9);}
.section-head h2{font-size:30px;letter-spacing:-.3px;}
.section-head p{margin-top:14px;color:var(--ink-2);font-size:16px;}

/* ============ 时间轴 ============ */
.timeline{list-style:none;position:relative;padding:0;margin:0;}
.timeline::before{
  content:'';position:absolute;left:23px;top:14px;bottom:14px;width:2px;
  background:linear-gradient(180deg,var(--green) 0%,rgba(11,110,79,.18) 100%);
}
.timeline-item{position:relative;padding-left:76px;margin-bottom:22px;}
.timeline-item:last-child{margin-bottom:0;}
.timeline-dot{
  position:absolute;left:0;top:4px;
  width:48px;height:48px;border-radius:50%;
  background:var(--grad-brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:800;letter-spacing:.5px;
  box-shadow:0 8px 20px rgba(11,110,79,.3);
  font-variant-numeric:tabular-nums;
}
.timeline-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:26px 28px;
  box-shadow:var(--sh);
  transition:box-shadow .25s ease,transform .25s ease;
}
.timeline-card:hover{box-shadow:var(--sh-hover);transform:translateY(-4px);}
.timeline-card h3{font-size:20px;margin-bottom:10px;}
.timeline-card p{color:var(--ink-2);font-size:15.5px;line-height:1.85;}
.timeline-card .tip{
  display:inline-flex;align-items:center;gap:8px;
  margin-top:14px;padding:7px 14px;border-radius:var(--r-pill);
  background:var(--green-soft);color:var(--green-dark);
  font-size:13.5px;font-weight:600;
}
.timeline-card .tip i{color:var(--green);font-size:12px;}

/* ============ 补充卡 ============ */
.supp-grid{margin-top:8px;}
.supp-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:28px;
  box-shadow:var(--sh);
  height:100%;
  transition:box-shadow .25s ease,transform .25s ease;
}
.supp-card:hover{box-shadow:var(--sh-hover);transform:translateY(-4px);}
.supp-icon{
  width:52px;height:52px;border-radius:16px;
  background:var(--green-soft);color:var(--green);
  display:flex;align-items:center;justify-content:center;
  font-size:20px;margin-bottom:18px;
}
.supp-card h3{font-size:20px;margin-bottom:12px;}
.supp-card > p{color:var(--ink-2);font-size:15.5px;}
.check-list{list-style:none;margin-top:16px;}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:12px 0;border-top:1px dashed var(--line);
  font-size:15.5px;color:var(--ink);
}
.check-list li:first-child{border-top:none;}
.check-list .ck{
  flex:0 0 auto;width:22px;height:22px;border-radius:50%;
  background:rgba(198,242,78,.35);color:var(--green-dark);
  display:flex;align-items:center;justify-content:center;font-size:11px;margin-top:3px;
}
.check-list li span{color:var(--ink-2);}
.pic-card{
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--card);
  box-shadow:var(--sh);
  height:100%;
  display:flex;flex-direction:column;
}
.pic-card img{width:100%;height:210px;object-fit:cover;}
.pic-card .pic-body{padding:24px 26px 26px;}
.pic-card h3{font-size:19px;margin-bottom:10px;}
.pic-card p{color:var(--ink-2);font-size:15.5px;}

/* ============ 标记条 ============ */
.marker-row{
  display:flex;flex-wrap:wrap;gap:12px;margin-bottom:34px;
}
.marker{
  display:inline-flex;align-items:center;gap:10px;
  padding:10px 18px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);
  font-size:14px;font-weight:600;color:var(--ink);
  box-shadow:0 4px 14px rgba(15,30,26,.05);
}
.marker .dot{width:9px;height:9px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 4px rgba(198,242,78,.28);}
.marker b{color:var(--green-dark);font-variant-numeric:tabular-nums;}

/* ============ FAQ ============ */
.faq-wrap{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:10px 28px;
  box-shadow:var(--sh);
}
.faq-accordion{margin:0;border:none;background:transparent;}
.faq-accordion .accordion-item{border-bottom:1px solid var(--line);}
.faq-accordion .accordion-item:last-child{border-bottom:none;}
.faq-accordion .accordion-title{
  display:flex;align-items:center;gap:16px;
  padding:22px 0 22px 16px;
  border:none;background:transparent;
  font-size:17px;font-weight:700;color:var(--ink);
  position:relative;
  transition:color .2s ease;
}
.faq-accordion .accordion-title::before{display:none;}
.faq-accordion .accordion-title:hover{color:var(--green-dark);}
.faq-accordion .accordion-item.is-active .accordion-title{color:var(--green-dark);}
.faq-accordion .accordion-item.is-active .accordion-title::after{
  content:'';position:absolute;left:0;top:16px;bottom:16px;width:3px;
  background:var(--orange);border-radius:3px;
}
.faq-num{
  flex:0 0 auto;
  font-size:14px;font-weight:800;color:var(--green);
  font-variant-numeric:tabular-nums;
  letter-spacing:.5px;
}
.faq-q{flex:1 1 auto;text-align:left;padding-right:12px;}
.faq-icon{
  flex:0 0 auto;position:relative;width:26px;height:26px;border-radius:50%;
  background:var(--green-soft);
  transition:transform .28s ease,background .28s ease;
}
.faq-icon::before,.faq-icon::after{
  content:'';position:absolute;left:50%;top:50%;background:var(--green-dark);border-radius:2px;transform:translate(-50%,-50%);
}
.faq-icon::before{width:12px;height:2px;}
.faq-icon::after{width:2px;height:12px;}
.faq-accordion .accordion-item.is-active .faq-icon{transform:rotate(45deg);background:rgba(242,106,46,.16);}
.faq-accordion .accordion-item.is-active .faq-icon::before,
.faq-accordion .accordion-item.is-active .faq-icon::after{background:var(--orange-dark);}
.faq-accordion .accordion-content{padding:0 44px 24px 44px;border:none;background:transparent;color:var(--ink-2);font-size:15.5px;line-height:1.9;}
.faq-accordion .accordion-content p+p{margin-top:10px;}

/* ============ CTA 横条 ============ */
.cta-bar{
  background:var(--grad-brand);
  border-radius:var(--r-lg);
  padding:40px 42px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
  box-shadow:0 20px 44px rgba(8,76,55,.24);
  position:relative;overflow:hidden;
}
.cta-bar::after{
  content:'';position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,242,78,.22) 0%,rgba(198,242,78,0) 70%);
}
.cta-bar .cta-text{position:relative;z-index:2;}
.cta-bar h3{color:#fff;font-size:24px;letter-spacing:-.2px;}
.cta-bar p{color:rgba(255,255,255,.8);font-size:15.5px;margin-top:8px;max-width:40em;}
.cta-bar .cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:2;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--deep);
  color:rgba(255,255,255,.72);
  margin-top:0;
  position:relative;
  padding-top:64px;
}
.site-footer::before{
  content:'';position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,rgba(198,242,78,.9) 0%,rgba(198,242,78,0) 60%);
}
.footer-top{padding-bottom:44px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{
  width:36px;height:36px;border-radius:11px;background:var(--grad-brand);
  display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:14px;
}
.footer-brand .brand-text{color:#fff;font-size:17px;font-weight:800;}
.footer-brand .brand-text span{color:var(--lime);}
.footer-desc{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.62);}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:18px;letter-spacing:.2px;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{color:rgba(255,255,255,.68);font-size:14.5px;}
.footer-links a:hover{color:var(--lime);text-decoration:underline;}
.footer-contact p{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:rgba(255,255,255,.62);margin-bottom:12px;}
.footer-contact i{color:var(--lime);font-size:8px;margin-top:9px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0;
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:13.5px;color:rgba(255,255,255,.55);
}
.footer-bottom a{color:rgba(255,255,255,.7);}
.footer-bottom a:hover{color:var(--lime);}

/* ============ 移动底部 CTA ============ */
.mobile-cta{
  display:none;
  position:fixed;left:0;right:0;bottom:0;z-index:70;
  padding:10px 16px calc(10px + env(safe-area-inset-bottom));
  background:rgba(255,255,255,.97);
  border-top:1px solid var(--line);
  box-shadow:0 -8px 24px rgba(15,30,26,.1);
}
.mobile-cta .btn{width:100%;}

/* ============ 响应式 ============ */
@media screen and (max-width:1023px){
  :root{--section-pad:72px;}
  .main-nav{display:none;}
  .nav-cta{display:none;}
  .menu-toggle{display:flex;}
  .header-inner{height:64px;}
  .page-hero{padding:56px 0 62px;}
  .page-hero h1{font-size:34px;}
  .section-head h2{font-size:26px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-bar{padding:32px 30px;}
  .mobile-cta{display:block;}
  body{padding-bottom:74px;}
}
@media screen and (max-width:639px){
  :root{--section-pad:56px;}
  .grid-container{padding-left:18px;padding-right:18px;}
  .brand-text{font-size:16px;}
  .page-hero h1{font-size:28px;line-height:1.35;}
  .page-hero .hero-sub{font-size:15.5px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .section-head{margin-bottom:32px;}
  .section-head h2{font-size:23px;}
  .timeline-item{padding-left:0;padding-top:60px;}
  .timeline::before{left:23px;top:14px;bottom:14px;}
  .timeline-dot{top:0;}
  .timeline-card{padding:22px 20px;}
  .supp-card,.pic-card .pic-body{padding:22px 20px;}
  .faq-wrap{padding:6px 18px;}
  .faq-accordion .accordion-title{font-size:15.5px;gap:12px;padding:18px 0 18px 12px;}
  .faq-accordion .accordion-content{padding:0 12px 20px 12px;font-size:15px;}
  .cta-bar{padding:26px 22px;flex-direction:column;align-items:flex-start;}
  .cta-bar .cta-actions{width:100%;flex-direction:column;}
  .cta-bar .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .marker-row{gap:10px;}
}

/* roulang page: category2 */
:root{
  --green:#0B6E4F;
  --green-dark:#084C37;
  --green-soft:#E7F3ED;
  --orange:#F26A2E;
  --orange-dark:#D9541C;
  --lime:#C6F24E;
  --sand:#F7F5F0;
  --card:#FFFFFF;
  --dark:#0F1E1A;
  --text:#1B2A26;
  --muted:#5A6B65;
  --line:#E2E0D8;
  --radius-lg:20px;
  --radius-sm:14px;
  --radius-pill:999px;
  --shadow:0 10px 30px rgba(15,30,26,.08);
  --shadow-hover:0 16px 40px rgba(15,30,26,.12);
  --font-cn:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  padding-bottom:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--sand);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease;}
button,input,textarea,select{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4{font-family:var(--font-cn);color:var(--text);margin:0;line-height:1.35;}
p{margin:0 0 16px;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;}

.grid-container{
  width:100%;
  max-width:1200px;
  margin-left:auto;
  margin-right:auto;
  padding-left:24px;
  padding-right:24px;
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 22px;
  border-radius:var(--radius-pill);
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn i{font-size:13px;}
.btn-primary{
  background-image:linear-gradient(135deg,#F26A2E 0%,#D9541C 100%);
  color:#fff;
  box-shadow:0 8px 20px rgba(242,106,46,.28);
}
.btn-primary:hover,.btn-primary:focus{
  filter:brightness(1.08);
  transform:translateY(-1px);
  box-shadow:0 12px 26px rgba(242,106,46,.34);
  color:#fff;
}
.btn-primary:active{transform:translateY(0);filter:brightness(1);}
.btn-ghost{
  background:#fff;
  border-color:var(--line);
  color:var(--green-dark);
}
.btn-ghost:hover,.btn-ghost:focus{
  border-color:var(--green);
  color:var(--green);
  transform:translateY(-1px);
}
.btn-outline-light{
  background:rgba(255,255,255,.06);
  border-color:rgba(255,255,255,.55);
  color:#fff;
}
.btn-outline-light:hover,.btn-outline-light:focus{
  background:rgba(255,255,255,.16);
  color:#fff;
  transform:translateY(-1px);
}
.btn-lg{padding:14px 28px;font-size:16px;}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 2px 14px rgba(15,30,26,.04);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  min-height:72px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.brand-mark{
  width:38px;
  height:38px;
  border-radius:12px;
  background-image:linear-gradient(135deg,#0B6E4F 0%,#084C37 100%);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:14px;
  font-weight:700;
  letter-spacing:.5px;
}
.brand-text{
  font-size:18px;
  font-weight:700;
  color:var(--text);
  letter-spacing:-.2px;
}
.brand-text span{color:var(--green);}
.main-nav{
  display:flex;
  align-items:center;
  gap:4px;
  flex:1;
}
.nav-link{
  display:inline-block;
  padding:8px 13px;
  border-radius:var(--radius-pill);
  font-size:15px;
  color:var(--muted);
  white-space:nowrap;
}
.nav-link:hover{color:var(--green);background:var(--green-soft);}
.nav-link.is-active{
  color:var(--green-dark);
  background:var(--green-soft);
  font-weight:600;
}
.nav-actions{
  display:flex;
  align-items:center;
  gap:10px;
  margin-left:auto;
  flex-shrink:0;
}
.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:42px;
  height:42px;
  margin-left:auto;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--green-dark);
  font-size:18px;
  cursor:pointer;
}
.nav-toggle:hover{border-color:var(--green);color:var(--green);}

/* 移动端抽屉 */
.drawer-mask{
  position:fixed;
  inset:0;
  background:rgba(15,30,26,.45);
  opacity:0;
  pointer-events:none;
  transition:opacity .3s ease;
  z-index:80;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto;}
.drawer{
  position:fixed;
  top:0;
  right:0;
  bottom:0;
  width:84%;
  max-width:360px;
  background:#fff;
  transform:translateX(102%);
  transition:transform .3s ease;
  z-index:90;
  padding:22px 20px 28px;
  display:flex;
  flex-direction:column;
  gap:6px;
  overflow-y:auto;
  box-shadow:-10px 0 30px rgba(15,30,26,.14);
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:14px;
}
.drawer-close{
  width:38px;
  height:38px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--green-dark);
  cursor:pointer;
  font-size:16px;
}
.drawer-nav{display:flex;flex-direction:column;gap:4px;}
.drawer-nav a{
  padding:12px 14px;
  border-radius:12px;
  font-size:16px;
  color:var(--text);
  border:1px solid transparent;
}
.drawer-nav a:hover{background:var(--green-soft);color:var(--green-dark);}
.drawer-nav a.is-active{
  background:var(--green-soft);
  color:var(--green-dark);
  font-weight:600;
  border-color:rgba(11,110,79,.16);
}
.drawer-cta{margin-top:18px;display:flex;flex-direction:column;gap:10px;}
.drawer-cta .btn{width:100%;}

/* ============ 页头 Banner ============ */
.page-hero{
  position:relative;
  color:#fff;
  padding:76px 0 66px;
  background-color:var(--green-dark);
  background-image:
    linear-gradient(118deg,rgba(8,76,55,.95) 0%,rgba(11,110,79,.86) 46%,rgba(11,110,79,.42) 100%),
    url(/assets/images/backpic/back-2.webp);
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.page-hero::after{
  content:"";
  position:absolute;
  right:-80px;
  bottom:-120px;
  width:340px;
  height:340px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(198,242,78,.22) 0%,rgba(198,242,78,0) 68%);
  pointer-events:none;
}
.breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:14px;
  color:rgba(255,255,255,.72);
  margin-bottom:22px;
}
.breadcrumb a{color:rgba(255,255,255,.86);}
.breadcrumb a:hover{color:var(--lime);text-decoration:underline;}
.breadcrumb .sep{color:rgba(255,255,255,.42);}
.breadcrumb .current{color:#fff;}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 16px;
  border-radius:var(--radius-pill);
  background:rgba(255,255,255,.12);
  border:1px solid rgba(198,242,78,.55);
  color:var(--lime);
  font-size:13px;
  letter-spacing:.4px;
  margin-bottom:20px;
}
.hero-tag .dot{
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--lime);
  box-shadow:0 0 0 4px rgba(198,242,78,.2);
}
.page-hero h1{
  color:#fff;
  font-size:42px;
  font-weight:700;
  letter-spacing:-.5px;
  max-width:840px;
  margin-bottom:18px;
}
.page-hero .hero-sub{
  font-size:17px;
  line-height:1.85;
  color:rgba(255,255,255,.86);
  max-width:720px;
  margin-bottom:0;
}
.hero-badges{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:30px;
}
.badge{
  display:inline-flex;
  align-items:baseline;
  gap:7px;
  padding:9px 18px;
  border-radius:var(--radius-pill);
  border:1px solid rgba(198,242,78,.66);
  background:rgba(15,30,26,.28);
  color:rgba(255,255,255,.78);
  font-size:13.5px;
}
.badge b{
  font-size:19px;
  font-weight:700;
  color:var(--lime);
  font-variant-numeric:tabular-nums;
  letter-spacing:.3px;
}

/* ============ 通用板块 ============ */
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section--sand{background:var(--sand);}
.section--white{background:#fff;}
.sec-h2{
  position:relative;
  padding-left:16px;
  font-size:28px;
  font-weight:700;
  margin:0 0 16px;
}
.sec-h2::before{
  content:"";
  position:absolute;
  left:0;
  top:7px;
  bottom:7px;
  width:4px;
  border-radius:2px;
  background:var(--green);
}
.sec-lead{
  color:var(--muted);
  font-size:16px;
  max-width:760px;
  margin-bottom:36px;
}

/* ============ 双栏主体 ============ */
.security-layout{
  display:grid;
  grid-template-columns:minmax(0,380px) minmax(0,1fr);
  gap:32px;
  align-items:start;
}
.sticky-card{
  position:sticky;
  top:96px;
  background:var(--card);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow);
  overflow:hidden;
  border:1px solid var(--line);
}
.sticky-card figure{margin:0;}
.sticky-card img{
  width:100%;
  height:196px;
  object-fit:cover;
}
.sticky-body{padding:26px;}
.sticky-body h3{
  font-size:20px;
  margin-bottom:8px;
}
.sticky-body .hint{
  font-size:14px;
  color:var(--muted);
  margin-bottom:18px;
}
.check-list{display:flex;flex-direction:column;gap:12px;margin-bottom:22px;}
.check-item{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:15px;
  color:#33423d;
  line-height:1.65;
}
.check-item i{
  flex-shrink:0;
  margin-top:4px;
  width:19px;
  height:19px;
  border-radius:6px;
  background:var(--green-soft);
  color:var(--green);
  font-size:11px;
  display:flex;
  align-items:center;
  justify-content:center;
}
.sticky-body .btn{width:100%;}

.prose h2{
  font-size:26px;
  font-weight:700;
  margin:0 0 16px;
  padding-left:16px;
  position:relative;
}
.prose h2::before{
  content:"";
  position:absolute;
  left:0;
  top:6px;
  bottom:6px;
  width:4px;
  border-radius:2px;
  background:var(--green);
}
.prose h3{
  font-size:19px;
  font-weight:700;
  margin:0 0 10px;
}
.prose-block{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:30px 32px;
  box-shadow:var(--shadow);
  margin-bottom:26px;
}
.prose-block p{
  font-size:16.5px;
  line-height:1.9;
  color:#3B4A44;
  max-width:40em;
}
.prose-block p:last-child{margin-bottom:0;}
.divider-line{
  height:1px;
  background:var(--line);
  margin:22px 0;
}
.tips-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
}
.tip-card{
  background:var(--green-soft);
  border-radius:var(--radius-sm);
  padding:24px 22px;
  border:1px solid rgba(11,110,79,.12);
  transition:transform .25s ease,box-shadow .25s ease;
}
.tip-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
}
.tip-num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:30px;
  height:30px;
  border-radius:9px;
  background:var(--green);
  color:#fff;
  font-size:13px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  margin-bottom:14px;
}
.tip-card h3{
  font-size:17px;
  margin-bottom:8px;
}
.tip-card p{
  font-size:14.5px;
  line-height:1.8;
  color:#42534c;
  margin:0;
}

/* ============ FAQ ============ */
.faq-head{
  max-width:760px;
  margin-bottom:34px;
}
.accordion{
  border:none;
  background:transparent;
  margin:0;
  padding:0;
  list-style:none;
  max-width:900px;
}
.accordion .accordion-item{
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  background:#fff;
  margin-bottom:14px;
  overflow:hidden;
  box-shadow:0 4px 16px rgba(15,30,26,.04);
  transition:box-shadow .25s ease;
}
.accordion .accordion-item.is-active{
  box-shadow:var(--shadow);
  border-color:rgba(11,110,79,.22);
}
.accordion .accordion-title{
  display:block;
  position:relative;
  border:none;
  background:#fff;
  padding:20px 64px 20px 26px;
  font-size:17px;
  font-weight:600;
  color:var(--text);
  line-height:1.6;
  transition:color .2s ease,box-shadow .2s ease;
}
.accordion .accordion-title::before{display:none !important;}
.accordion .accordion-title:hover{color:var(--green);}
.accordion .accordion-item.is-active .accordion-title{
  color:var(--green-dark);
  box-shadow:inset 3px 0 0 0 var(--orange);
}
.acc-num{
  display:inline-block;
  min-width:34px;
  color:var(--green);
  font-weight:700;
  font-variant-numeric:tabular-nums;
  letter-spacing:.4px;
}
.plus{
  position:absolute;
  right:26px;
  top:50%;
  width:16px;
  height:16px;
  transform:translateY(-50%);
  transition:transform .28s ease;
}
.plus::before,.plus::after{
  content:"";
  position:absolute;
  background:var(--green);
  border-radius:2px;
}
.plus::before{left:0;top:7px;width:16px;height:2px;}
.plus::after{left:7px;top:0;width:2px;height:16px;}
.accordion .accordion-item.is-active .plus{transform:translateY(-50%) rotate(45deg);}
.accordion .accordion-content{
  border:none;
  border-top:1px solid var(--line);
  background:#fff;
  padding:20px 26px 24px;
  font-size:15.5px;
  line-height:1.9;
  color:var(--muted);
}
.accordion .accordion-content p{margin-bottom:10px;}
.accordion .accordion-content p:last-child{margin-bottom:0;}

/* ============ 深色 CTA 条 ============ */
.cta-band{
  background-color:var(--dark);
  color:#fff;
  padding:64px 0;
  position:relative;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:3px;
  background-image:linear-gradient(90deg,#0B6E4F 0%,#C6F24E 55%,#F26A2E 100%);
}
.cta-band .cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.cta-band h2{
  color:#fff;
  font-size:26px;
  margin-bottom:10px;
}
.cta-band p{
  color:rgba(255,255,255,.72);
  font-size:16px;
  max-width:620px;
  margin:0;
}
.cta-actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}

/* ============ 页脚 ============ */
.site-footer{
  background:#fff;
  border-top:1px solid var(--line);
  position:relative;
}
.site-footer::before{
  content:"";
  position:absolute;
  top:-1px;
  left:0;
  right:0;
  height:3px;
  background-image:linear-gradient(90deg,rgba(11,110,79,.9) 0%,rgba(198,242,78,.9) 60%,rgba(11,110,79,.2) 100%);
}
.footer-top{padding:64px 0 40px;}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:32px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:14px;
}
.footer-brand .brand-mark{width:36px;height:36px;border-radius:11px;font-size:13px;}
.footer-brand .brand-text{font-size:17px;}
.footer-desc{
  font-size:14.5px;
  line-height:1.85;
  color:var(--muted);
  max-width:360px;
  margin:0;
}
.footer-col h4{
  font-size:16px;
  font-weight:700;
  margin-bottom:16px;
  color:var(--text);
}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{
  font-size:14.5px;
  color:var(--muted);
}
.footer-links a:hover{
  color:var(--green);
  text-decoration:underline;
}
.footer-contact p{
  font-size:14.5px;
  color:var(--muted);
  margin-bottom:10px;
  display:flex;
  gap:9px;
  align-items:flex-start;
  line-height:1.7;
}
.footer-contact i{
  color:var(--lime);
  font-size:7px;
  margin-top:9px;
  flex-shrink:0;
}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:20px 0 26px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  font-size:13.5px;
  color:var(--muted);
}
.footer-bottom a{color:var(--green);}
.footer-bottom a:hover{text-decoration:underline;}

/* ============ 移动端固定 CTA ============ */
.mobile-cta{
  display:none;
  position:fixed;
  left:0;
  right:0;
  bottom:0;
  z-index:70;
  padding:10px 16px calc(10px + env(safe-area-inset-bottom,0px));
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(8px);
  border-top:1px solid var(--line);
}
.mobile-cta .btn{width:100%;}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .main-nav,.nav-actions{display:none;}
  .nav-toggle{display:flex;}
  .header-inner{min-height:64px;gap:12px;}
  .page-hero{padding:56px 0 50px;}
  .page-hero h1{font-size:34px;}
  .section{padding:72px 0;}
  .security-layout{grid-template-columns:1fr;gap:26px;}
  .sticky-card{position:static;}
  .tips-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .prose-block{padding:26px 24px;}
}
@media (max-width:639px){
  body{padding-bottom:74px;}
  .grid-container{padding-left:18px;padding-right:18px;}
  .mobile-cta{display:block;}
  .page-hero{padding:44px 0 40px;}
  .page-hero h1{font-size:28px;letter-spacing:-.2px;}
  .page-hero .hero-sub{font-size:15.5px;}
  .hero-badges{gap:9px;}
  .badge{font-size:12.5px;padding:8px 14px;}
  .badge b{font-size:17px;}
  .section{padding:56px 0;}
  .sec-h2{font-size:22px;}
  .prose h2{font-size:21px;}
  .prose-block{padding:22px 18px;border-radius:16px;}
  .prose-block p{font-size:16px;}
  .tips-grid{grid-template-columns:1fr;}
  .sticky-body{padding:22px 18px;}
  .accordion .accordion-title{padding:17px 54px 17px 18px;font-size:16px;}
  .plus{right:18px;}
  .accordion .accordion-content{padding:16px 18px 20px;}
  .cta-band{padding:48px 0;}
  .cta-band h2{font-size:21px;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-top{padding:48px 0 30px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}

/* roulang page: category3 */
:root{
  --primary:#0B6E4F;
  --primary-dark:#084C37;
  --primary-soft:#E7F3ED;
  --orange:#F26A2E;
  --orange-dark:#D9541C;
  --lime:#C6F24E;
  --bg:#F7F5F0;
  --card:#FFFFFF;
  --dark:#0F1E1A;
  --text:#1B2A26;
  --muted:#5A6B65;
  --border:#E2E0D8;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-pill:999px;
  --shadow-sm:0 6px 18px rgba(15,30,26,.06);
  --shadow:0 10px 30px rgba(15,30,26,.08);
  --shadow-hover:0 16px 40px rgba(15,30,26,.12);
  --grad-brand:linear-gradient(135deg,#0B6E4F 0%,#084C37 100%);
  --grad-cta:linear-gradient(135deg,#F26A2E 0%,#D9541C 100%);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:var(--primary);text-decoration:none;transition:color .22s ease,background .22s ease,border-color .22s ease}
a:hover{color:var(--orange)}
h1,h2,h3,h4,h5{font-family:inherit;color:var(--text);font-weight:700;margin:0;line-height:1.35}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
::selection{background:var(--lime);color:var(--dark)}
.grid-container{max-width:1200px;padding-left:22px;padding-right:22px}
.section{padding:96px 0}
.section-soft{background:#EFF5F1}
.section-head{max-width:780px;margin:0 auto 52px;text-align:center}
.section-head.is-left{margin-left:0;text-align:left}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13px;font-weight:700;letter-spacing:2px;color:var(--primary);
  margin-bottom:16px;
}
.eyebrow::before{content:"";width:24px;height:2px;border-radius:2px;background:var(--orange)}
.section-head h2{font-size:30px;margin-bottom:16px}
.section-sub{color:var(--muted);font-size:16px;line-height:1.85}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  border-radius:var(--radius-pill);border:1px solid transparent;cursor:pointer;
  padding:13px 24px;font-size:15px;font-weight:600;line-height:1.2;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
.btn-primary{background:var(--grad-cta);color:#fff;box-shadow:0 8px 20px rgba(242,106,46,.28)}
.btn-primary:hover{color:#fff;filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 12px 26px rgba(242,106,46,.34)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(242,106,46,.26)}
.btn-brand{background:var(--grad-brand);color:#fff;box-shadow:0 8px 20px rgba(11,110,79,.24)}
.btn-brand:hover{color:#fff;filter:brightness(1.08);transform:translateY(-1px)}
.btn-brand:active{transform:translateY(0)}
.btn-ghost{background:#fff;border-color:var(--border);color:var(--text)}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft)}
.btn-light{background:#fff;color:var(--primary-dark);box-shadow:var(--shadow-sm)}
.btn-light:hover{color:var(--primary-dark);transform:translateY(-1px);box-shadow:var(--shadow)}
.btn-outline-light{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.5);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.16);color:#fff;border-color:#fff}
.btn-sm{padding:10px 18px;font-size:14px}
.btn-lg{padding:15px 30px;font-size:16px}
.btn i{font-size:13px}

/* ===== 导航 ===== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--border);
  backdrop-filter:blur(10px);
}
.header-inner{display:flex;align-items:center;gap:24px;min-height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:40px;height:40px;border-radius:13px;background:var(--grad-brand);
  color:#fff;font-size:15px;font-weight:700;letter-spacing:.5px;
  display:grid;place-items:center;box-shadow:0 6px 16px rgba(11,110,79,.28);
}
.brand-text{font-size:17px;font-weight:700;color:var(--text);letter-spacing:.2px;white-space:nowrap}
.brand-text span{color:var(--primary)}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  padding:9px 14px;border-radius:var(--radius-pill);font-size:15px;font-weight:500;
  color:var(--text);white-space:nowrap;transition:.22s ease;
}
.nav-link:hover{background:var(--primary-soft);color:var(--primary-dark)}
.nav-link.is-active{background:var(--primary-soft);color:var(--primary-dark);font-weight:700}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--border);
  background:#fff;position:relative;cursor:pointer;padding:0;
}
.nav-toggle span{
  display:block;width:18px;height:2px;border-radius:2px;background:var(--text);
  margin:0 auto;position:relative;transition:background .25s ease;
}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;
  background:var(--text);transition:transform .25s ease,top .25s ease;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
body.drawer-open .nav-toggle span{background:transparent}
body.drawer-open .nav-toggle span::before{top:0;transform:rotate(45deg)}
body.drawer-open .nav-toggle span::after{top:0;transform:rotate(-45deg)}

.drawer-mask{
  position:fixed;inset:0;background:rgba(15,30,26,.45);z-index:80;
  opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;
}
body.drawer-open .drawer-mask{opacity:1;visibility:visible}
.mobile-drawer{
  position:fixed;top:0;right:0;height:100%;width:min(320px,86vw);
  background:#fff;z-index:90;padding:28px 22px 110px;overflow-y:auto;
  transform:translateX(104%);transition:transform .32s ease;
  box-shadow:-14px 0 40px rgba(15,30,26,.18);
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-title{font-size:13px;letter-spacing:2px;color:var(--muted);font-weight:700;margin-bottom:14px}
.drawer-link{
  display:block;padding:13px 16px;border-radius:var(--radius-md);font-size:16px;
  color:var(--text);font-weight:500;margin-bottom:6px;
}
.drawer-link:hover{background:var(--primary-soft);color:var(--primary-dark)}
.drawer-link.is-active{background:var(--primary-soft);color:var(--primary-dark);font-weight:700}
.drawer-actions{display:flex;flex-direction:column;gap:12px;margin-top:24px;padding-top:22px;border-top:1px solid var(--border)}
.drawer-actions .btn{width:100%}

.mobile-cta-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:70;display:none;
  padding:10px 16px calc(10px + env(safe-area-inset-bottom));
  background:rgba(255,255,255,.97);border-top:1px solid var(--border);
  backdrop-filter:blur(8px);
}
.mobile-cta-bar .btn{width:100%}

/* ===== 页头横幅 ===== */
.page-hero{
  position:relative;overflow:hidden;color:#fff;padding:86px 0 78px;
  background-image:linear-gradient(115deg,rgba(8,76,55,.95) 0%,rgba(11,110,79,.86) 44%,rgba(15,30,26,.66) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.page-hero::after{
  content:"";position:absolute;right:-90px;bottom:-140px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,242,78,.2),transparent 65%);
  pointer-events:none;
}
.breadcrumb{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:14px;color:rgba(255,255,255,.7);margin-bottom:22px}
.breadcrumb a{color:rgba(255,255,255,.88)}
.breadcrumb a:hover{color:var(--lime)}
.breadcrumb .sep{opacity:.55}
.hero-tag{
  display:inline-flex;align-items:center;gap:9px;padding:7px 16px;border-radius:var(--radius-pill);
  background:rgba(198,242,78,.14);border:1px solid rgba(198,242,78,.42);
  color:#EAFBD0;font-size:13px;letter-spacing:.6px;
}
.hero-tag i{font-size:8px;color:var(--lime)}
.page-hero h1{color:#fff;font-size:40px;line-height:1.3;margin:20px 0 18px;max-width:880px}
.hero-sub{font-size:17px;line-height:1.9;color:rgba(255,255,255,.86);max-width:760px;margin-bottom:32px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px}
.hero-stat{
  display:flex;align-items:center;gap:10px;padding:9px 18px;border-radius:var(--radius-pill);
  background:rgba(255,255,255,.09);border:1px solid rgba(198,242,78,.35);
  font-size:13.5px;color:rgba(255,255,255,.88);
}
.hero-stat b{color:var(--lime);font-size:16px;font-variant-numeric:tabular-nums}

/* ===== 工具卡 ===== */
.tools-grid > .cell{display:flex}
.tool-card{
  position:relative;flex:1;display:flex;gap:18px;align-items:flex-start;
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:26px 26px 58px;box-shadow:var(--shadow-sm);margin-bottom:26px;
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.tool-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#CDE4D8}
.tool-icon{
  flex:0 0 52px;width:52px;height:52px;border-radius:16px;background:var(--primary-soft);
  color:var(--primary);display:grid;place-items:center;font-size:20px;
}
.tool-body h3{font-size:19px;margin-bottom:9px}
.tool-body p{font-size:15px;color:var(--muted);line-height:1.8;margin-bottom:14px}
.tool-meta{
  display:inline-block;font-size:13px;color:var(--primary);background:var(--primary-soft);
  padding:5px 13px;border-radius:var(--radius-pill);
}
.tool-arrow{
  position:absolute;right:24px;bottom:22px;color:#B9C6C0;font-size:15px;
  transition:transform .25s ease,color .25s ease;
}
.tool-card:hover .tool-arrow{color:var(--orange);transform:translateX(5px)}

/* ===== 对比行卡 ===== */
.compare-list{display:flex;flex-direction:column;gap:18px}
.compare-row{
  display:grid;grid-template-columns:240px repeat(3,1fr);gap:26px;
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:28px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease;
}
.compare-row:nth-child(even){background:var(--primary-soft);border-color:#D3E7DC}
.compare-row:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.compare-name h3{font-size:19px;margin-bottom:12px}
.tag{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.4px;
  padding:5px 13px;border-radius:var(--radius-pill);background:var(--dark);color:#fff;
}
.tag.tag-orange{background:var(--grad-cta);color:#fff}
.tag.tag-lime{background:rgba(198,242,78,.34);color:var(--primary-dark)}
.compare-col h4{
  font-size:12.5px;letter-spacing:1.4px;color:var(--primary);font-weight:700;margin-bottom:9px;
}
.compare-col p{font-size:15px;color:var(--muted);line-height:1.78}

/* ===== 检查步骤 ===== */
.check-layout{display:grid;grid-template-columns:0.9fr 1.1fr;gap:52px;align-items:center}
.check-figure{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);
}
.check-figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.check-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(11,110,79,.16),rgba(15,30,26,.4));
}
.step-list{counter-reset:step;display:flex;flex-direction:column;gap:16px}
.step-card{
  position:relative;background:#fff;border:1px solid var(--border);border-radius:var(--radius-md);
  padding:22px 24px 22px 76px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease;
}
.step-card::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  position:absolute;left:22px;top:22px;width:36px;height:36px;border-radius:12px;
  background:var(--primary-soft);color:var(--primary);font-size:14px;font-weight:700;
  display:grid;place-items:center;font-variant-numeric:tabular-nums;
}
.step-card h3{font-size:17px;margin-bottom:7px}
.step-card p{font-size:15px;color:var(--muted);line-height:1.78}
.step-card:hover{transform:translateX(6px);box-shadow:var(--shadow)}

/* ===== 提示卡 ===== */
.tip-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.tip-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:30px;box-shadow:var(--shadow-sm);
  transition:transform .28s ease,box-shadow .28s ease;
}
.tip-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.tip-icon{
  width:48px;height:48px;border-radius:15px;display:grid;place-items:center;
  background:var(--grad-brand);color:#fff;font-size:18px;
}
.tip-card h3{font-size:18px;margin:18px 0 10px}
.tip-card p{font-size:15px;color:var(--muted);line-height:1.82}

/* ===== FAQ ===== */
.faq-wrap{max-width:900px;margin:0 auto}
.accordion{background:transparent;border:none;margin:0}
.accordion-item{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-md);
  box-shadow:var(--shadow-sm);margin-bottom:14px;overflow:hidden;
  transition:box-shadow .25s ease;
}
.accordion-item:hover{box-shadow:var(--shadow)}
.accordion-title{
  position:relative;display:block;border:none;background:transparent;
  padding:22px 66px 22px 26px;font-size:17px;font-weight:600;color:var(--text);
  line-height:1.6;transition:box-shadow .25s ease,color .25s ease,background .25s ease;
}
.accordion-title:hover,.accordion-title:focus{background:transparent;color:var(--primary)}
.accordion-title::before{
  content:"+";position:absolute;right:26px;top:50%;transform:translateY(-50%);
  font-family:inherit;font-size:24px;font-weight:400;line-height:1;color:var(--primary);
  transition:transform .28s ease,color .28s ease;
}
.accordion-item.is-active .accordion-title{box-shadow:inset 3px 0 0 var(--orange);color:var(--primary-dark)}
.accordion-item.is-active .accordion-title::before{transform:translateY(-50%) rotate(45deg);color:var(--orange)}
.accordion-content{
  padding:0 26px 24px;border:none;background:transparent;
  font-size:15px;line-height:1.86;color:var(--muted);
}

/* ===== CTA 横幅 ===== */
.cta-band{
  position:relative;overflow:hidden;color:#fff;padding:78px 0;
  background-image:linear-gradient(120deg,rgba(8,76,55,.96) 0%,rgba(15,30,26,.94) 100%),url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;
}
.cta-band::after{
  content:"";position:absolute;left:-100px;top:-120px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,242,78,.18),transparent 65%);
  pointer-events:none;
}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:44px;flex-wrap:wrap;position:relative;z-index:1}
.cta-band h2{color:#fff;font-size:30px;margin-bottom:14px;max-width:640px}
.cta-band p{color:rgba(255,255,255,.82);font-size:16px;line-height:1.86;max-width:640px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ===== 页脚 ===== */
.site-footer{position:relative;background:var(--dark);color:rgba(255,255,255,.7)}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--lime),var(--primary),var(--orange));
}
.footer-top{padding:74px 0 48px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:44px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:20px}
.footer-brand .brand-mark{width:40px;height:40px;border-radius:13px}
.footer-brand .brand-text{color:#fff;font-size:17px;font-weight:700}
.footer-brand .brand-text span{color:var(--lime)}
.footer-desc{font-size:14.5px;line-height:1.86;color:rgba(255,255,255,.64)}
.footer-col h4{color:#fff;font-size:16px;margin-bottom:20px}
.footer-links{display:flex;flex-direction:column;gap:12px}
.footer-links a{font-size:14.5px;color:rgba(255,255,255,.7)}
.footer-links a:hover{color:var(--lime);text-decoration:underline}
.footer-contact p{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;line-height:1.72;color:rgba(255,255,255,.64);margin-bottom:14px}
.footer-contact i{font-size:7px;color:var(--lime);margin-top:9px;flex:0 0 auto}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:22px 0;
  display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.55);
}
.footer-bottom a{color:rgba(255,255,255,.74)}
.footer-bottom a:hover{color:var(--lime)}

/* ===== 响应式 ===== */
@media (max-width:1024px){
  .section{padding:72px 0}
  .page-hero h1{font-size:34px}
  .compare-row{grid-template-columns:1fr 1fr}
  .compare-name{grid-column:1 / -1}
  .check-layout{grid-template-columns:1fr;gap:36px}
  .check-figure{max-width:620px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:900px){
  .main-nav,.header-actions{display:none}
  .nav-toggle{display:block;margin-left:auto}
  .mobile-cta-bar{display:block}
  body{padding-bottom:78px}
  .header-inner{min-height:60px}
}
@media (max-width:768px){
  .section{padding:64px 0}
  .page-hero{padding:66px 0 60px}
  .page-hero h1{font-size:30px}
  .hero-sub{font-size:16px}
  .section-head h2{font-size:25px}
  .cta-band h2{font-size:25px}
  .tip-grid{grid-template-columns:1fr}
  .compare-row{grid-template-columns:1fr;gap:20px}
  .compare-name{grid-column:auto}
}
@media (max-width:640px){
  .section{padding:56px 0}
  .grid-container{padding-left:18px;padding-right:18px}
  .page-hero h1{font-size:27px}
  .section-head{margin-bottom:36px}
  .section-head h2{font-size:23px}
  .tool-card{padding:22px 22px 56px;gap:15px}
  .tool-icon{flex:0 0 46px;width:46px;height:46px;border-radius:14px;font-size:18px}
  .step-card{padding:20px 20px 20px 68px}
  .step-card::before{left:18px;top:20px;width:32px;height:32px;border-radius:10px}
  .step-card:hover{transform:none}
  .accordion-title{padding:18px 56px 18px 20px;font-size:16px}
  .accordion-title::before{right:20px;font-size:22px}
  .accordion-content{padding:0 20px 20px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;align-items:flex-start;text-align:left}
  .hero-actions .btn,.cta-actions .btn{width:100%}
}

/* roulang page: category4 */
:root{
  --green:#0B6E4F;
  --green-dark:#084C37;
  --green-soft:#E7F3ED;
  --orange:#F26A2E;
  --orange-dark:#D9541C;
  --lime:#C6F24E;
  --sand:#F7F5F0;
  --dark:#0F1E1A;
  --ink:#1B2A26;
  --ink-2:#5A6B65;
  --line:#E2E0D8;
  --radius-lg:20px;
  --radius-md:14px;
  --shadow:0 10px 30px rgba(15,30,26,.08);
  --shadow-hover:0 16px 40px rgba(15,30,26,.12);
  --faq-pad:28px;
  --section-pad:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Hiragino Sans GB",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--sand);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease,border-color .2s ease}
button,input,textarea,select{font-family:inherit;font-size:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.35;font-weight:700;letter-spacing:.2px}
p{margin:0}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:6px}
.grid-container{max-width:1200px;padding-left:20px;padding-right:20px}
.section{padding:var(--section-pad) 0}
.section-tight{padding:56px 0}
.section-head{max-width:760px;margin-bottom:40px}
.section-tag{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:var(--green-soft);color:var(--green-dark);font-size:13px;font-weight:600;letter-spacing:.4px;margin-bottom:16px}
.section-title{font-size:30px;color:var(--ink);margin-bottom:12px}
.section-desc{color:var(--ink-2);font-size:16px;line-height:1.85}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 22px;border-radius:999px;font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,filter .18s ease;white-space:nowrap}
.btn-grad{background:linear-gradient(135deg,#F26A2E 0%,#D9541C 100%);color:#fff;box-shadow:0 8px 20px rgba(217,84,28,.28)}
.btn-grad:hover{filter:brightness(1.08);transform:translateY(-1px);color:#fff;box-shadow:0 12px 26px rgba(217,84,28,.34)}
.btn-grad:active{transform:translateY(0);filter:brightness(.98)}
.btn-ghost{border-color:rgba(11,110,79,.35);color:var(--green-dark);background:transparent}
.btn-ghost:hover{background:var(--green-soft);border-color:var(--green);color:var(--green-dark)}
.btn-light{background:#fff;color:var(--green-dark);box-shadow:0 8px 20px rgba(15,30,26,.14)}
.btn-light:hover{transform:translateY(-1px);color:var(--green-dark)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}

/* ============ 顶部导航 ============ */
.site-header{position:sticky;top:0;z-index:80;background:rgba(247,245,240,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,#0B6E4F,#084C37);color:var(--lime);font-weight:700;font-size:15px;letter-spacing:.5px}
.brand-text{font-size:18px;font-weight:700;color:var(--ink);line-height:1.2}
.brand-text span{color:var(--green);font-weight:700}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{position:relative;padding:8px 12px;border-radius:999px;font-size:15px;font-weight:500;color:var(--ink-2);white-space:nowrap}
.nav-link:hover{color:var(--green-dark);background:var(--green-soft)}
.nav-link.is-active{color:var(--green-dark);font-weight:600}
.nav-link.is-active::after{content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:0;width:18px;height:3px;border-radius:3px;background:var(--orange)}
.header-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:12px;background:#fff;cursor:pointer;padding:0;place-items:center}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--ink);border-radius:2px;margin:4px auto;transition:transform .2s ease,opacity .2s ease}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* 移动抽屉 */
.mobile-drawer{position:fixed;inset:0 0 0 auto;width:min(84vw,340px);background:#fff;z-index:120;box-shadow:-20px 0 40px rgba(15,30,26,.16);transform:translateX(102%);transition:transform .28s ease;padding:24px 22px 100px;overflow-y:auto}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.drawer-title{font-size:15px;font-weight:700;color:var(--green-dark)}
.drawer-close{width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:#fff;cursor:pointer;color:var(--ink-2)}
.drawer-nav{display:flex;flex-direction:column;gap:6px;margin-bottom:24px}
.drawer-nav a{padding:12px 14px;border-radius:12px;font-size:15px;color:var(--ink);background:var(--sand)}
.drawer-nav a.is-active{background:var(--green-soft);color:var(--green-dark);font-weight:600}
.drawer-actions{display:flex;flex-direction:column;gap:12px}
.drawer-mask{position:fixed;inset:0;background:rgba(15,30,26,.42);z-index:110;opacity:0;visibility:hidden;transition:opacity .25s ease}
.drawer-mask.is-open{opacity:1;visibility:visible}

/* 移动底部 CTA */
.mobile-cta-bar{display:none;position:fixed;left:0;right:0;bottom:0;z-index:100;padding:10px 16px;background:rgba(247,245,240,.96);backdrop-filter:blur(8px);border-top:1px solid var(--line)}
.mobile-cta-bar .btn{width:100%}

/* ============ 页头 ============ */
.page-hero{position:relative;color:#fff;padding:80px 0 68px;background-image:linear-gradient(100deg,rgba(8,76,55,.95) 0%,rgba(8,76,55,.80) 42%,rgba(15,30,26,.40) 100%),url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center;background-repeat:no-repeat}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.78);margin-bottom:18px}
.crumb a:hover{color:var(--lime)}
.page-hero h1{font-size:42px;line-height:1.28;color:#fff;max-width:820px;margin-bottom:16px}
.page-hero h1 em{font-style:normal;color:var(--lime)}
.hero-sub{font-size:17px;line-height:1.9;color:rgba(255,255,255,.88);max-width:720px;margin-bottom:30px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:30px}
.hero-point{display:inline-flex;align-items:center;gap:8px;padding:7px 15px;border-radius:999px;border:1px solid rgba(255,255,255,.32);font-size:13.5px;color:rgba(255,255,255,.94);background:rgba(255,255,255,.08)}
.hero-point i{color:var(--lime);font-size:12px}
.faq-search{display:flex;align-items:center;gap:10px;max-width:600px;padding:8px;border-radius:999px;background:#fff;box-shadow:0 16px 34px rgba(15,30,26,.22)}
.faq-search i{color:var(--ink-2);padding-left:12px}
.faq-search input{flex:1;height:44px;border:0;outline:0;background:transparent;color:var(--ink);font-size:16px;min-width:0}
.faq-search input::placeholder{color:#9AA8A3}

/* ============ 数据徽章 ============ */
.stat-strip{margin-top:-38px;position:relative;z-index:10}
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat-badge{display:flex;align-items:center;gap:14px;padding:16px 22px;border-radius:999px;background:#fff;border:1px solid rgba(198,242,78,.85);box-shadow:0 0 0 3px rgba(198,242,78,.18),0 10px 26px rgba(15,30,26,.07)}
.stat-num{font-size:26px;font-weight:700;color:var(--green-dark);line-height:1;font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}
.stat-label{font-size:13px;color:var(--ink-2);line-height:1.5}

/* ============ 锚点胶囊 ============ */
.anchor-bar{background:#fff;border-bottom:1px solid var(--line)}
.anchor-inner{display:flex;align-items:center;gap:14px;padding:18px 0;flex-wrap:wrap}
.anchor-label{font-size:13.5px;font-weight:600;color:var(--ink-2);flex:0 0 auto}
.chip-row{display:flex;flex-wrap:wrap;gap:10px}
.chip{display:inline-flex;align-items:center;gap:8px;padding:9px 18px;border-radius:999px;background:var(--sand);border:1px solid var(--line);font-size:14px;font-weight:500;color:var(--ink-2);cursor:pointer;transition:border-color .2s ease,color .2s ease,transform .2s ease,background .2s ease}
.chip i{font-size:12px;color:var(--green)}
.chip:hover{border-color:var(--green);color:var(--green-dark);background:var(--green-soft);transform:translateY(-2px)}
.chip.is-active{border-color:var(--green);background:var(--green-soft);color:var(--green-dark);font-weight:600}

/* ============ FAQ ============ */
.faq-group-wrap{max-width:900px;margin:0 auto}
.faq-group{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:6px var(--faq-pad);margin-bottom:26px;scroll-margin-top:110px}
.faq-group-head{display:flex;align-items:center;gap:12px;padding:22px 0 14px;border-bottom:1px solid var(--line)}
.faq-group-icon{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:12px;background:var(--green-soft);color:var(--green);font-size:15px}
.faq-group-head h3{font-size:20px;color:var(--ink)}
.faq-group-head span{font-size:13px;color:var(--ink-2);margin-left:auto;font-variant-numeric:tabular-nums}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:0}
.faq-q{position:relative;display:flex;align-items:flex-start;gap:14px;width:100%;padding:22px 0;background:none;border:0;text-align:left;font-size:17px;font-weight:600;color:var(--ink);cursor:pointer;line-height:1.6;transition:color .2s ease}
.faq-q:hover{color:var(--green)}
.faq-idx{flex:0 0 auto;font-size:13px;font-weight:700;color:var(--ink-2);font-variant-numeric:tabular-nums;padding-top:4px}
.faq-item.is-open .faq-q{color:var(--green-dark)}
.faq-item.is-open .faq-q::before{content:"";position:absolute;left:calc(-1 * var(--faq-pad) + 10px);top:18px;bottom:18px;width:3px;border-radius:3px;background:var(--orange)}
.plus{flex:0 0 auto;position:relative;width:24px;height:24px;margin-left:auto;border-radius:50%;background:var(--green-soft);transition:transform .25s ease,background .25s ease;margin-top:3px}
.plus::before,.plus::after{content:"";position:absolute;left:50%;top:50%;background:var(--green);border-radius:2px;transform:translate(-50%,-50%)}
.plus::before{width:11px;height:2px}
.plus::after{width:2px;height:11px}
.faq-item.is-open .plus{transform:rotate(45deg);background:var(--orange)}
.faq-item.is-open .plus::before,.faq-item.is-open .plus::after{background:#fff}
.faq-a{overflow:hidden;max-height:0;transition:max-height .32s ease}
.faq-item.is-open .faq-a{max-height:800px}
.faq-a-inner{padding:0 40px 24px 34px;color:var(--ink-2);font-size:15.5px;line-height:1.9}
.faq-a-inner p+p{margin-top:10px}
.faq-a-inner .tip{display:block;margin-top:12px;padding:12px 16px;border-radius:12px;background:var(--green-soft);color:var(--green-dark);font-size:14px;line-height:1.75}
.faq-empty{display:none;text-align:center;padding:56px 20px;background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow);color:var(--ink-2)}
.faq-empty.is-show{display:block}
.faq-empty i{display:block;font-size:32px;color:var(--green);margin-bottom:14px}
.faq-empty strong{display:block;color:var(--ink);font-size:17px;margin-bottom:8px}

/* ============ 提交前准备 ============ */
.prep{background:linear-gradient(180deg,#FFFFFF 0%,#F7F5F0 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.prep-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.prep-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}
.prep-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11}
.prep-media figcaption{position:absolute;left:0;right:0;bottom:0;padding:18px 22px;color:#fff;font-size:14px;background:linear-gradient(0deg,rgba(8,76,55,.92),rgba(8,76,55,0))}
.prep-list{margin-top:24px;display:grid;gap:14px}
.prep-item{display:flex;gap:14px;padding:18px 20px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);box-shadow:0 6px 18px rgba(15,30,26,.05);transition:transform .2s ease,box-shadow .2s ease}
.prep-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.prep-check{flex:0 0 auto;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;background:var(--green-soft);color:var(--green);font-size:12px;margin-top:2px}
.prep-item h4{font-size:16px;margin-bottom:4px;color:var(--ink)}
.prep-item p{font-size:14.5px;color:var(--ink-2);line-height:1.8}

/* ============ 联系/支持 ============ */
.support{background:var(--dark);color:#fff;position:relative;overflow:hidden}
.support::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:linear-gradient(90deg,var(--green) 0%,var(--lime) 45%,var(--orange) 100%)}
.support-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:52px;align-items:start}
.support h2{font-size:30px;color:#fff;margin-bottom:14px}
.support-desc{color:rgba(255,255,255,.76);font-size:16px;line-height:1.9;margin-bottom:26px}
.support-lines{display:grid;gap:14px;margin-bottom:26px}
.support-line{display:flex;gap:14px;align-items:flex-start;padding:16px 18px;border:1px solid rgba(255,255,255,.16);border-radius:var(--radius-md);background:rgba(255,255,255,.04)}
.support-line i{color:var(--lime);font-size:15px;margin-top:4px}
.support-line strong{display:block;font-size:15.5px;color:#fff;margin-bottom:2px}
.support-line span{font-size:14px;color:rgba(255,255,255,.7);line-height:1.75}
.form-card{background:#fff;border-radius:var(--radius-lg);padding:30px;color:var(--ink);box-shadow:0 20px 50px rgba(0,0,0,.28)}
.form-card h3{font-size:20px;margin-bottom:6px}
.form-card>p{font-size:14.5px;color:var(--ink-2);margin-bottom:20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:600;color:var(--ink-2);margin-bottom:7px}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:12px;background:#FCFBF8;color:var(--ink);padding:0 16px;height:48px;outline:0;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease}
.field textarea{height:112px;padding:13px 16px;line-height:1.75;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--green);background:#fff;box-shadow:0 0 0 4px rgba(11,110,79,.12)}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-note{font-size:13px;color:var(--ink-2);margin-top:12px;line-height:1.7}
.form-feedback{display:none;margin-top:14px;padding:12px 16px;border-radius:12px;background:var(--green-soft);color:var(--green-dark);font-size:14px;line-height:1.7}
.form-feedback.is-show{display:block}

/* ============ 页脚 ============ */
.site-footer{background:#0B1512;color:rgba(255,255,255,.72);position:relative;padding-top:60px}
.site-footer::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:linear-gradient(90deg,rgba(198,242,78,.9),rgba(11,110,79,.4))}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{width:36px;height:36px;font-size:14px}
.footer-brand .brand-text{color:#fff;font-size:17px}
.footer-brand .brand-text span{color:var(--lime)}
.footer-desc{font-size:14px;line-height:1.9;color:rgba(255,255,255,.62);max-width:340px}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.66)}
.footer-links a:hover{color:var(--lime);text-decoration:underline}
.footer-contact p{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:rgba(255,255,255,.64);line-height:1.8;margin-bottom:10px}
.footer-contact i{color:var(--lime);font-size:7px;margin-top:10px;flex:0 0 auto}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:44px;padding:22px 0;border-top:1px solid rgba(255,255,255,.12);font-size:13.5px;color:rgba(255,255,255,.55)}
.footer-bottom a{color:rgba(255,255,255,.75)}
.footer-bottom a:hover{color:var(--lime);text-decoration:underline}

/* ============ 响应式 ============ */
@media screen and (max-width:1100px){
  .main-nav{display:none}
  .nav-toggle{display:grid}
  .header-actions{margin-left:auto}
  .header-actions .btn-ghost{display:none}
  .stat-row{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media screen and (max-width:1023px){
  :root{--section-pad:72px}
  .page-hero h1{font-size:34px}
  .prep-grid{grid-template-columns:1fr;gap:34px}
  .support-grid{grid-template-columns:1fr;gap:34px}
}
@media screen and (max-width:767px){
  :root{--section-pad:56px;--faq-pad:18px}
  .header-inner{height:64px}
  .brand-text{font-size:16px}
  .header-actions .btn-grad{display:none}
  .page-hero{padding:56px 0 52px}
  .page-hero h1{font-size:28px}
  .hero-sub{font-size:15.5px}
  .section-title{font-size:24px}
  .faq-q{font-size:16px;gap:10px}
  .faq-a-inner{padding:0 8px 22px 30px;font-size:15px}
  .faq-item.is-open .faq-q::before{left:-10px}
  .stat-strip{margin-top:-26px}
  .stat-row{grid-template-columns:repeat(2,1fr);gap:12px}
  .stat-badge{padding:13px 16px;gap:10px;border-radius:18px}
  .stat-num{font-size:21px}
  .stat-label{font-size:12px}
  .field-row{grid-template-columns:1fr}
  .form-card{padding:22px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .mobile-cta-bar{display:block}
  .site-footer{padding-bottom:70px}
  .anchor-inner{padding:14px 0}
}
@media screen and (max-width:520px){
  .faq-search{flex-direction:column;border-radius:22px;padding:12px;gap:8px}
  .faq-search i{display:none}
  .faq-search input{width:100%;padding:0 8px;text-align:center}
  .faq-search .btn{width:100%}
  .stat-row{grid-template-columns:1fr}
  .chip{font-size:13px;padding:8px 14px}
}